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Publication List - Kei Sakaguchi (483 entries)
Journal Paper
-
Tao Yu,
Zongdian Li,
Omar Hashash,
Kei Sakaguchi,
Walid Saad,
Merouane Debbah.
Internet of Federated Digital Twins: Connecting Twins Beyond Borders for Society 5.0,
IEEE Internet of Things Magazine,
July 2024.
-
Kui Wang,
Zongdian Li,
Kazuma Nonomura,
Tao Yu,
Kei Sakaguchi,
Omar Hashash,
Walid Saad.
Smart Mobility Digital Twin Based Automated Vehicle Navigation System: A Proof of Concept,
IEEE Transactions on Intelligent Vehicles,
Vol. 9,
Issue 3,
pp. 4348-4361,
Feb. 2024.
-
Ryunosuke Masaoka,
Gia Khanh Tran,
Jin Nakazato,
Kei Sakaguchi.
The Future of Flying Base Stations: Empirical and Numerical Investigations of MmWave Enabled UAVs,
Future Internet,
MDPI,
Dec. 2023.
-
Amr Amrallah,
Ehab Mahmoud Mohamed,
Gia Khanh Tran,
Kei Sakaguchi.
Optimization of UAV 3D Trajectory in a Post-disaster Area Using Dual Energy-Aware Bandits,
IEICE Communications Express,
IEICE,
Vol. 12,
No. 8,
Aug. 2023.
-
Zongdian Li,
Kui Wang,
Tao Yu,
Kei Sakaguchi.
Het-SDVN: SDN Based Radio Resource Management of Heterogeneous V2X for Cooperative Perception,
IEEE Access,
vol. 11,
pp. 76255-76268,
July 2023.
-
Masashi Iwabuchi,
Yoghitha Ramamoorthi,
Kei Sakaguchi.
User-Driven Relay Beamforming for mmWave Massive Analog-Relay MIMO,
Sensors,
MDPI,
Vol. 23,
Issue 2,
Jan. 2023.
-
Amr Amrallah,
Ehab Mahmoud Mohamed,
Gia Khanh Tran,
Kei Sakaguchi.
UAV Trajectory Optimization in a Post-Disaster Area Using Dual-Energy-Aware Bandits,
Sensors 2022,
MDPI,
Jan. 2023.
-
Kazuki Maruta,
Hiroaki Nishiuchi,
Jin Nakazato,
Gia Khanh Tran,
Kei Sakaguchi.
5G/B5G mmWave Cellular Networks with MEC Prefetching Based on User Context Information,
MPDI Sensors,
Sept. 2022.
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Jin Nakazato,
Zongdian Li,
Kazuki Maruta,
Keiichi Kubota,
Tao Yu,
Gia Khanh Tran,
Kei Sakaguchi,
Soh Masuko.
MEC/Cloud Orchestrator to Facilitate Private/Local Beyond 5G with MEC and Proof-of-Concept Implementation,
MPDI Sensors,
Vol. 22,
No. 14,
July 2022.
-
Yue Yin,
Tao Yu,
Kazuki Maruta,
Kei Sakaguchi.
Distributed and Scalable Radio Resource Management for mmWave V2V Relays towards Safe Automated Driving,
MDPI Sensors,
22,
no. 1,
93,
Dec. 2021.
-
Amr Amrallah,
Ehab Mahmoud Mohamed,
Gia Khanh Tran,
Kei Sakaguchi.
Enhanced Dynamic Spectrum Access in UAV Wireless Networks for Post-Disaster Area Surveillance System: A Multi-Player Multi-Armed Bandit Approach,
Sensors 2021,
MDPI,
Nov. 2021.
-
Tao Yu,
Yoshitaka Takaku,
Yohei Kaieda,
Kei Sakaguchi.
Design and PoC Implementation of mmWave-based Offloading-enabled UAV Surveillance System,
IEEE Open Journal of Vehicular Technology,
vol. 2,
pp. 436-447,
Nov. 2021.
-
Yue Yin,
Haoze Chen,
Zongdian Li,
Tao Yu,
Kei Sakaguchi.
ZigZag Antenna Configuration for MmWave V2V with Relay in Typical Road Scenarios: Design, Analysis and Experiment,
IEICE Transactions on Communications,
Volume E104.B,
Issue 10,
Page 1307-1317,
Oct. 2021.
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Kei SAKAGUCHI,
Ryuichi FUKATSU,
Tao YU,
Eisuke FUKUDA,
Kim MAHLER,
Robert HEATH,
Takeo FUJII,
Kazuaki TAKAHASHI,
Alexey KHORYAEV,
Satoshi NAGATA,
Takayuki SHIMIZU.
[Invited]Towards mmwave V2X in 5G and beyond to support automated driving,
IEICE Transactions on Communications,
Volume E104.B,
Issue 6,
Page 587-603,
June 2021.
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Jin Nakazato,
Makoto Nakamura,
Tao Yu,
Zongdian Li,
Kazuki Maruta,
Gia Khanh Tran,
Kei Sakaguchi.
Market Analysis of MEC-Assisted Beyond 5G Ecosystem,
IEEE Access,
Vol. 9,
pp. 53996-54008,
Apr. 2021.
-
Ryuichi Fukatsu,
Kei Sakaguchi.
Automated Driving with Cooperative Perception Using Millimeter-Wave V2V Communications for Safe Overtaking,
Sensors,
Apr. 2021.
Official location
-
Makoto Nakamura,
Hiroaki Nishiuchi,
Gia Khanh Tran,
Kei Sakaguchi,
Konstantin Koslowski,
Julian Daube,
Ricardo Santos.
Experimental Verification of SDN/NFV in Integrated mmWave Access and Mesh Backhaul Networks,
IEICE Trans. Commun.,
Vol. E104-B,
No. 3,
Mar. 2021.
-
Zongdian Li,
Tao Yu,
Ryuichi Fukatsu,
Gia Khanh Tran,
Kei Sakaguchi.
Towards Safe Automated Driving: Design of Software-Defined Dynamic MmWave V2X Networks and PoC Implementation,
IEEE Open Journal of Vehicular Technology,
pp. 1,
Jan. 2021.
-
Tao Yu,
Azril HANIZ,
Kentaro SANO,
Ryosuke IWATA,
Yusuke KUKI,
Ryouta KOSAKA,
Gia Khanh TRAN,
Jun-ichi TAKADA,
Kei SAKAGUCHI.
(Invited) A Guide of Fingerprint Based Radio Emitter Localization using Multiple Sensors,
IEICE Trans. Commun.,
IEICE,
Vol. E101-B,
No. 10,
Oct. 2018.
-
Gia Khanh Tran,
Hidekazu Shimodaira,
Kei Sakaguchi.
User Satisfaction Constraint Adaptive Sleeping in 5G mmWave Heterogeneous Cellular Network,
IEICE Trans. Commun.,
IEICE,
Vol. E101-B,
No. 10,
Oct. 2018.
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Gia Khanh Tran,
Ricardo Santos,
Hiroaki Ogawa,
Makoto Nakamura,
Kei Sakaguchi,
Andreas Kassler.
Context-Based Dynamic Meshed Backhaul Construction for 5G Heterogeneous Networks,
Special Issue on Trends, Issues and Challenges toward 5G,
Journal of Sensor and Actuator Networks,
MPDI,
Sept. 2018.
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Kei Sakaguchi,
Thomas Haustein,
Sergio Barbarossa,
Emilio Calvanese Strinati,
Antonio Clemente,
Giuseppe Destino,
Aarno Pärssinen,
Ilgyu Kim,
Heesang Chung,
Junhyeong Kim,
Wilhelm Keusgen,
Richard J. Weiler,
Koji Takinami,
Elena Ceci,
Ali Sadri,
Liang Xain,
Alexander Maltsev,
Gia Khanh Tran,
Hiroaki Ogawa,
Kim Mahler,
Robert W. Heath Jr.
Where, When, and How mmWave is Used in 5G and Beyond,
IEICE TRANS. ELECTRON. (Invited),
IEICE,
Vol. E100–C,
No. 10,
Oct. 2017.
-
Tao YU,
Yusuke KUKI,
Gento MATSUSHITA,
Daiki MAEHARA,
Seiichi SAMPEI,
Kei SAKAGUCHI.
Design and Implementation of Lighting Control System Using Battery-Less Wireless Human Detection Sensor Networks,
IEICE Transactions on Communications,
Vol. E100.B,
Issue 6,
pp. 974-985,
June 2017.
-
Azril HANIZ,
Gia Khanh TRAN,
Kentaro SAITO,
Kei SAKAGUCHI,
Jun-ichi TAKADA,
Daisuke HAYASHI,
Toshihiro YAMAGUCHI,
Shintaro ARATA.
A Novel Phase-difference Fingerprinting Technique for Localization of Unknown Emitters,
IEEE Transactions on Vehicular Technology,
IEEE,
Apr. 2017.
-
Hiroyuki Kamata,
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki.
Practical Implementation of Spectrum Sensing and Signal Detection for Satellite Broadcasting Systems,
IEICE Transactions on Communications,
IEICE,
Vol. E99-B,
No. 8,
Aug. 2016.
-
Yu Yuan Chang,
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki.
Phase Noise-Robust Channel Estimation for Simple ICI Compensation of Millimeter Wave OFDM Systems,
IEICE Comex,
IEICE,
May 2016.
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Hidekazu Shimodaira,
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki,
Shinobu Namba,
Satoshi Konishi.
Diamond Cellular Network -Optimal Combination of Small Power Basestations and CoMP Cellular Networks-,
IEICE Trans. Commun.,
IEICE,
Vol. E99-B,
No. 4,
Apr. 2016.
-
Daiki Maehara,
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki.
Experimental Study on Battery-less Sensor Network Activated by Multi-point Wireless Energy Transmission,
IEICE Trans. Commun.,
IEICE,
Vol. E99-B,
No. 4,
Apr. 2016.
-
Hiroyuki Kamata,
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki.
Robust and Low Complexity Bandwidth and Carrier Frequency Estimation for Cognitive Radio,
IEICE Transactions on Communications,
IEICE,
Vol. E99-B,
No. 2,
Feb. 2016.
-
Azril HANIZ,
Gia Khanh TRAN,
Ryosuke IWATA,
Kei SAKAGUCHI,
Jun-ichi TAKADA,
Daisuke HAYASHI,
Toshihiro YAMAGUCHI,
Shintaro ARATA.
Propagation Channel Interpolation for Fingerprint-Based Localization of Illegal Radios,
IEICE Trans. Commun.,
IEICE,
Vol. E98-B,
No. 12,
Dec. 2015.
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Makoto Ando,
Jiro Hirokawa,
Miao Zhang,
Koji Toyosaki,
Maifuz Ali,
Kei Sakaguchi.
Antennas and Propagation for Millimeter Wave Radio Systems for 5G Mobile Networks -the Tokyo Tech Wireless Fiber Project-,
International Workshop on Antenna Technology,
pp. 48-51,
Mar. 2015.
Official location
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Kei Sakaguchi,
Gia Khanh Tran,
Hidekazu Shimodaira,
Shinobu Namba,
Toshiaki Sakurai,
Isabella Siaud,
Koji Takinami,
Emilio Calvanese Strinati,
Antonio Capone,
Ingolf Karls,
Reza Arefi,
Thomas Haustein.
Millimeter-wave Evolution for 5G Cellular Networks,
Position Papers Exploring Innovative Intelligence and Technologies in Communications,
IEICE Trans. Commun.,
IEICE,
Vol. E98-B,
No. 3,
Mar. 2015.
-
Roya Rezagah,
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki,
Satoshi Konishi.
Large Scale Cooperation in Cellular Networks with Non-uniform User Distribution,
IEICE Trans. Commun.,
IEICE,
Vol. E97-B,
No. 11,
Nov. 2014.
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Tsutomu Sakata,
Atsushi Yamamoto,
Koichi Ogawa,
Hiroshi Iwai,
Jun-ichi Takada,
Kei Sakaguchi.
A Spatial Fading Emulator for Evaluation of MIMO Antennas in a Cluster Environment,
IEICE Transactions on Communications,
IEICE,
vol. E97-B,
no. 10,
pp. 2127-2135,
Oct. 2014.
-
Daiki Maehara,
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki,
Minoru Furukawa.
Experiments Validating the Effectiveness of Multi-point Wireless Energy Transmission with Carrier Shift Diversity,
IEICE Trans. Commun.,
IEICE,
Vol. E97-B,
No. 9,
Sept. 2014.
-
N. Lertwiram,
G. K. Tran,
K. Sakaguchi,
K. Araki.
An Efficient Relay Node Placement Scheme for Two-way MIMO Multi-hop Networks in Practical Indoor Environments,
IEEE Transaction on Wireless Communications,
Vol. 12,
No. 6,
pp. 2977-2987,
June 2013.
-
Hidekazu Shimodaira,
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki,
Shoji Kaneko,
Noriaki Miyazaki,
Satoshi Konishi,
Yoji Kishi.
Optimization of Picocell Locations and Its Parameters in Heterogeneous Networks with Hotspots,
IEICE Transaction on Communications,
Vol. E96-B,
No. 6,
June 2013.
-
Kei Sakaguchi,
Van Ky Nguyen,
Yu Tao,
Gia Khanh Tran,
Kiyomichi Araki.
Distributed Power Control Network and Green Building Test-bed for Demand Response in Smart Grid,
IEICE Trans. Fundamentals,
電子情報通信学会,
Vol. E96-A,
No. 5,
pp. 896-907,
May 2013.
-
G. K. Tran,
R. Rindra,
K. Sakaguchi,
K. Araki.
An efficient relay placement method with power allocation for MIMO two-way multi-hop networks,
IEICE Trans. Commun.,
Vol. E96-B,
No. 5,
May 2013.
-
Kim Min Jee,
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki.
Performance Comparison between Open Loop and Closed Loop MIMO-OFDM Schemes using Analytical Approach,
IEICE Trans. Commun.,
Vol. E95-B,
No. 11,
Nov. 2012.
-
G. K. Tran,
S. Tajima,
R. Ramamonjison,
K. Sakaguchi,
K. Araki,
S. Kaneko,
N. Miyazaki,
S. Konishi,
Y. Kishi.
Study on Resource Optimization for Heterogeneous Networks,
IEICE Trans. Commun.,
IEICE,
Vol. E95-B,
No. 04,
Apr. 2012.
-
N. Lertwiram,
G. K. Tran,
K. Mizutani,
K. Sakaguchi,
K. Araki.
Performance Analysis of MIMO Relay Network via Propagation Measurement in L-shaped Corridor Environment,
IEICE Trans. Commun.,
Vol. E95-B,
No. 04,
Apr. 2012.
-
Mitsuteru Yoshida,
Kei Sakaguchi,
Kiyomichi Araki.
Single Front-End MIMO Architecture with Parasitic Antenna Elements,
IEICE Transaction on Communications,
Vol. E95-B,
No. 3,
pp. 882-888,
Mar. 2012.
-
I. D Garcia,
K. Sakaguchi,
K. Araki.
The Gaussian MIMO broadcast channel under receive power protection constraints,
IEICE Transaction on Communications,
Vol. E93-B,
no. 12,
pp. 3448-3460,
Dec. 2010.
-
Seiichi Sampei,
Kei Sakaguchi,
Shinsuke Ibi,
Koji Yamamoto.
Wireless distrubuted network for flexible networking and radio resource management,
IEICE Transaction on Communications,
vol. E93-B,
no. 12,
pp. 3218-3227,
Dec. 2010.
-
J. Lee,
G. K. Tran,
K. Sakaguchi,
K. Araki.
Effect of power allocation schemes on MIMO two-way multi-hop network,
IEICE Transaction on Communications,
電子情報通信学会,
Vol. E93-B,
No. 12,
pp. 3362-3370,
Dec. 2010.
-
Hiroshi Iwai,
Kei Sakaguchi,
Tsutomu Sakata,
Atsushi Yamamoto.
Performance evaluation of spatial correlation characteristics for handset antennas using spatial fading emulator based on Clarke's model,
vol. E93-B,
no. 10,
pp. 2514-2522,
Oct. 2010.
-
G. K. Tran,
K. Sakaguchi,
K. Araki.
MIMO network coding-based PHY/MAC protocol for replacement of CSMA/CA in efficient two-way multihop relay networks,
EURASIP Journal on Wireless Communications and Networking,
Volume 2010,
Sept. 2010.
-
G. K. Tran,
N. D. Dao,
K. Sakaguchi,
K. Araki,
H. Iwai,
T. Sakata,
K. Ogawa.
Performance Analysis of MIMO Schemes in Residential Home Environment via Wideband MIMO Propagation Measurement,
IEICE Trans. Fundamentals of Electronics, Communications and Computer Sciences,
Vol. E93-A,
No. 4,
pp. 814-829,
Apr. 2010.
-
K. Leng,
K. Araki,
K. Sakaguchi.
Topology Design and Performance Evaluation of Wireless Sensor Network Based on MIMO Channel Capacity,
IEICE,
Vol. E93-B,
No. 1,
p. 22-28,
Jan. 2010.
-
I. D. Garcia,
Naoki Kusashima,
Kei Sakaguchi,
Kiyomichi Araki,
Shoji KANEKO,
Yoji KISHI.
Impact of base station cooperation on cell planning,
EURASIP Journal on Wireless Communications and Networking,
vol. 2010,
2010.
-
G. K. Tran,
K. Sakaguchi,
F. Ono,
K. Araki.
2D MIMO Network Coding with Inter-Route Interference Cancellation,
IEICE Transaction on Communications,
Vol. E92-B,
No. 12,
pp. 3665-3675,
Dec. 2009.
-
Fumie ONO,
Kei SAKAGUCHI.
STBC MIMO Network Coding for Bi-directional Multi-Hop Relay Networks,
IEICE Transaction on Communications,
Vol. E92-B,
No. 12,
pp. 3676-3682,
Dec. 2009.
-
Leng KY,
Kei Sakaguchi,
Kiyomichi Araki.
Performance Evaluation of Wireless Sensor Network Based on MIMO Relaying Channel Capacity,
IEICE Transaction on Communications,
Vol. E92-B,
No. 10,
pp. 3166-3173,
Oct. 2009.
-
Masashi Iwabuchi,
Kei Sakaguchi,
Kiyomichi Araki.
ポリフェーズフィルタを用いた高効率マルチチャネルレシーバ,
電子情報通信学会B論文誌,
電子情報通信学会 通信ソサイエティ,
Vol. J91-B,
No. 11,
pp. 1393-1400,
Nov. 2008.
-
Kei Sakaguchi.
Base Station Cooperation MIMO for Spatial Spectrum Sharing,
信学技報,,
SR2007-103,,
Mar. 2008.
-
Kei Sakaguchi.
MIMO通信システム,
IEICE Tokai chapter technical lecture,
Mar. 2008.
-
I. D. Garcia,
David Chanin,
Kei Sakaguchi,
Kiyomichi Araki,
Tomohiro Sugawara,
Takayuki Sotoyama,
Takashi Fukagawa.
Base station cooperation null-beamforming for spectrum sharing between next generation cellular and fixed satellite systems,,
IEICE Technical Report,
SR2007-90,
Mar. 2008.
-
Y.Nakagawa,
K.Sakaguchi,
H.Kawamura,
K.Ohashi,
M.Muraguchi,
K.Araki.
Multi-channel multi-stage transmultiplexing digital down converter and its application to RFID (ISO18000-3 mode 2) reader/writer,,
IEICE Transaction on Communications,
vol. E91-B,
no. 1,
pp. 139-146,
Jan. 2008.
-
Hiromasa Uchiyama,
Kenta Umebayashi,
Takeo Fujii,
F.Ono,
K.Sakaguchi,
Yukihiro Kamiya,
Yasuo Suzuki.
Study on soft decision based cooperative sensing for cognitive radio networks,
IEICE Transaction on Communications,
vol. E91-B,
no. 1,
pp. 95-101,
Jan. 2008.
-
F. Ono,
K.Sakaguchi.
MIMO spatial spectrum sharing for high efficiency mesh network,
IEICE Transaction on Communications,
Vol. E91-B,
no. 1,
pp. 62-69,
Jan. 2008.
-
H.Iwai,
T.Sakata,
Atsushi Yamamoto,
K.Sakaguchi.
3-D Angular Spectrum Measurements in a Residential two-story House at 5GHz,
IEICE Transaction on Communications,
vol. E90-B,
no. 9,
pp. 2344-2351,
Sept. 2007.
-
Kei Mizutani,
Kei Sakaguchi,
Jun-ichi Takada,
Kiyomichi Araki.
Development of MIMO-SDR Platform and Its Application to Real-Time Channel Measurements,
IEICE Transaction on Communications,
Vol. E89-B,
No. 12,
pp. 3197-3207,
Dec. 2006.
-
Kei Sakaguchi.
A Markov-Kronecker model for analysis of closed-loop MIMO systems,
IEEE Communications Letters,
Vol. 10,
No. 8,
pp. 617-619,
Aug. 2006.
-
S.H.Ting,
K.Sakaguchi,
K.Araki.
A Robust and Low Complexity Adaptive Algorithm for MIMO Eigenmonde Transmission System with Experimental Validation,
IEEE Transactions on Wireless Communications,
Vol. 5,
No. 7,
pp. 1775-1784,
July 2006.
-
坂田 勉,
岩井 浩,
山本 温,
小川晃一,
Kei Sakaguchi,
Kiyomichi Araki.
二階建て木造家屋における5GHz帯電波伝搬測定 -XPR特性とフロア間伝搬-,
信学技報,,
AP2006-13,
May 2006.
-
C.Park,
J.Takada,
K.Sakaguchi,
T.Ohira.
Spatial Fading Simulator Using a Cavity-Excited Circular Array (CECA) for Performance Evaluation of Antenna Arrays,
IEICE Trans. Commun.,
Vol. E89-B,
No. 3,
pp. 906-913,
Mar. 2006.
-
Kei Sakaguchi,
Jun-ichi Takada.
Measurement, Analysis, and Modeling of MIMO Propagation Channel,
IEICE Trans. Commun.,
Vol. J88-B,
No. 9,
pp. 1624-1640,
Sept. 2005.
-
S.H.Ting,
K.Sakaguchi,
K.Araki.
Differential quantization of eigenmodes for MIMO eigenmode transmission systems,
IEEE Commun. Letters,
Vol. 9,
No. 8,
pp. 697-699,
Aug. 2005.
-
Kei Sakaguchi.
MIMO Channel Capacity in an Indoor Line-Of-Sight (LOS) Environment,
IEICE Trans. Commun.,
Vol. E88-B,
No. 7,
pp. 3010-3019,
July 2005.
-
Kei Sakaguchi.
Initial Measurement on MIMO Eigenmode Communication System,
IEICE Trans. Commun.,
Vol. J87-B,
No. 9,
pp. 1454-1466,
2004.
-
Kei Sakaguchi.
ACU and RSM Based Radio Spectrum Management for Realization of Flexible Software Defined Radio World,
IEICE Trans. Commun.,
Vol. E86-B,
No. 12,
pp. 3417-3424,
2003.
-
Kei Sakaguchi.
A Novel Architecture for MIMO Spatio-Temporal Channel Sounder,
IEICE Trans. Electron.,
Vol. E85-C,
No. 3,
pp. 436-441,
2002.
-
Kei Sakaguchi.
An optimization of smoothing preprocessing for correlated signal parameter estimation,
IEICE Trans. Commun.,
Vol. E83-B,
No. 9,
pp. 2117-2123,
2000.
-
Kei Sakaguchi.
Influence of the model order estimation error in the ESPRIT based high resolution techniques,
IEICE Trans. Commun.,
Vol. E82-B,
No. 3,
pp. 561-563,
1999.
Book
-
Seiichi Sampei,
Kei Sakaguchi,
Ryutaroh Matsumoto.
無線分散ネットワーク 第2章,
無線分散ネットワーク,
社団法人 電子情報通信学会,
Apr. 2012.
-
Kei Sakaguchi.
Frontiers of Wireless Power Transmission Technologies,
株式会社シーエムシー出版,
株式会社シーエムシー出版,
Dec. 2011.
-
Seiichi Sampei,
Kei Sakaguchi.
Wireless Distributed Networks,
電子情報通信学会,
株式会社コロナ社,
Mar. 2011.
-
Kei Sakaguchi.
アンテナ工学ハンドブック(第2版),
電子情報通信学会 編,
株式会社オーム社,
July 2008.
International Conference (Reviewed)
-
Supat Roongpraiwan,
Zongdian Li,
Mohsen Pourghasemian,
Haris Gacanin,
Kei Sakaguchi.
Digital Twin-Based Transfer Learning for Collaborative Robot Systems: A Proof of Concept,
2024 International Conference on Information Networking (ICOIN),
July 2024.
-
Kui Wang,
Tao Yu,
Zongdian Li,
Kei Sakaguchi,
Omar Hashash,
Walid Saad.
Digital Twins for Autonomous Driving: A Comprehensive Implementation and Demonstration,
2024 International Conference on Information Networking (ICOIN),
July 2024.
-
Kazuma Nonomura,
Kui Wang,
Gunhee Cho,
Hiroki Matsuo,
Jin Nakazato,
Zongdian Li,
Tao Yu,
Kei Sakaguchi.
Proof-of-Concept of Digital Twin for Road Safety Assisted by B5G Heterogeneous MEC Network,
2024 IEEE 21st Consumer Communications & Networking Conference (CCNC),
Jan. 2024.
-
Shintaro Habu,
Kei Sakaguchi,
Gia Khanh Tran.
MmWave Multi-beam V2X with Fountain Code for Joint Ultra-Broadband, Reliable, and Low Latency Communication,
VTC2023-Fall,
Oct. 2023.
-
Naoya Okubo,
Jin Nakazato,
Kei Sakaguchi.
Field Trial of AR-based Radio Signal Visualization for Better Deployment of mmWave 5G and Beyond,
IEEE VTC2023-Fall,
Oct. 2023.
-
Suwen Ke,
Kei Sakaguchi,
Gia Khanh Tran,
Masashi Iwabuchi,
Tomoki Murakami.
Multi-User MIMO Based on Millimeter Wave Massive Analog Relay Stations,
IEEE International Symposium on Personal, Indoor and Mobile Radio Communications,
Sept. 2023.
-
Kui Wang,
Zongdian Li,
Tao Yu,
Kei Sakaguchi.
Cloud and Edge Computing Empowered Mobility Digital Twin for Autonomous Driving: Design and Proof-of-Concept,
2023 IEEE 97th Vehicular Technology Conference (VTC2023-Spring),
June 2023.
-
Omar Hashash,
Christina Chaccour,
Walid Saad,
Kei Sakaguchi,
Tao Yu.
Towards a Decentralized Metaverse: Synchronized Orchestration of Digital Twins and Sub-Metaverses,
2023 IEEE International Conference on Communications (ICC),
May 2023.
-
Miguel Luis Lagahit,
Zongdian Li,
Kei Sakaguchi,
Masashi Matsuoka.
Exploring Ground Segmentation From LiDAR Scanning-Derived Images Using Convolutional Neural Networks,
Int. Archives Photogrammetry, Remote Sensing and Spatial Information Scieinces XLVIII-1/W1-2023,
Proceedings of 12th International Symposium on Mobile Mapping Technology (MMT 2023),
pp. 221-226,
May 2023.
-
Hiroki Matsuo,
Tao Yu,
Kei Sakaguchi.
Design of Advanced Intersection Systems Utilizing V2X in an Automated Society,
2023 IEEE 41st International Conference on Consumer Electronics (ICCE2023),
Jan. 2023.
-
Zongdian Li,
Tao Yu,
Taisei Suzuki,
Kei Sakaguchi.
Building an SDVN Framework for RSU-Centric Cooperative Perception with Heterogeneous V2X,
2023 IEEE 20th Annual Consumer Communications & Networking Conference (CCNC),
Jan. 2023.
-
Tao Yu,
Kento Kajiwara,
Kiyomichi Araki,
Kei Sakaguchi.
Experiment of Multi-UAV Full-Duplex System Equipped with Directional Antennas,
2023 IEEE 20th Annual Consumer Communications & Networking Conference (CCNC),
Jan. 2023.
-
Kazuma Nonomura,
Tao Yu,
Kei Sakaguchi.
Reshape Car-Sharing System for Super Smart Society: A Digital Twin-Based Method and Implementation,
2023 IEEE 41st International Conference on Consumer Electronics (ICCE2023),
Jan. 2023.
-
Zongdian Li,
Miguel Luis Lagahit,
Masashi Matsuoka,
Kei Sakaguchi.
Design of Mobility-Aware Map Partition and Distribution System for Smooth Automated Driving,
2022 IEEE 33rd Annual International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC),
Proceedings of 2022 IEEE 33rd Annual International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC),
Sept. 2022.
-
Amr Amrallah,
Ehab Mahmoud Mohamed,
Gia Khanh Tran,
Kei Sakaguchi.
Dual Energy-Aware based Trajectory Optimization for UAV Emergency Wireless Communication Network: A Multi-armed Bandit Approach,
2022 Thirteenth International Conference on Ubiquitous and Future Networks (ICUFN),
IEEE,
July 2022.
-
Yue Yin,
Tao Yu,
Kei Sakaguchi.
Required-Data-Rate-Based Distributed Resource Allocation Scheme for MmWave V2V with Relay,
2022 IEEE 19th Annual Consumer Communications & Networking Conference (CCNC),
Jan. 2022.
-
Tao Yu,
Kento Kajiwara,
Kiyomichi Araki,
Kei Sakaguchi.
Spectrum Sharing between Directional-Antenna-Equipped UAV System and Terrestrial Systems,
2022 IEEE 12th Annual Computing and Communication Workshop and Conference (CCWC),
Jan. 2022.
-
Tao Yu,
Kiyomichi Araki,
Kei Sakaguchi.
Ground Experiment of Full-Duplex Multi-UAV System Enabled by Directional Antennas,
2022 IEEE 12th Annual Computing and Communication Workshop and Conference (CCWC),
Jan. 2022.
-
Tao Yu,
Kiyomichi Araki,
Kei Sakaguchi.
Full-Duplex Aerial Communication System for Multiple UAVs with Directional Antennas,
2022 IEEE 19th Annual Consumer Communications & Networking Conference (CCNC),
Jan. 2022.
-
Yue Wang,
Tao Yu,
Kei Sakaguchi.
Context-Based MEC Platform for Augmented-Reality Services in 5G Networks,
2021 IEEE 94th Vehicular Technology Conference (VTC2021-Fall),
Sept. 2021.
-
Masanori Ozasa,
Gia Khanh Tran,
Kei Sakaguchi.
Research on the Placement Method of UAV Base Stations for Dynamic Users,
APWCS2021,
Aug. 2021.
-
Tao Yu,
Shunya Imada,
Kiyomichi Araki,
Kei Sakaguchi.
Multi-UAV Full-Duplex Communication Systems for Joint Video Transmission and Flight Control,
2021 IEEE 11th Annual Computing and Communication Workshop and Conference (CCWC),
Jan. 2021.
-
Amr Amrallah,
Ehab Mahmoud Mohamed,
Gia Khanh Tran,
Kei Sakaguchi.
Radio Resource Management Aided Multi-Armed Bandits for Disaster Surveillance System,
2020 International Conference on Emerging Technologies for Communications (ICETC),
Dec. 2020.
-
Yue Yin,
Haoze Chen,
Zongdian Li,
Tao Yu,
Kei Sakaguchi.
Design of Antenna Configuration for Interference Control in MmWave V2V Communication Systems,
2020 IEEE 92nd Vehicular Technology Conference (VTC2020-Fall),
pp. 1-5,
Nov. 2020.
-
Masanori Ozasa,
Jin Nakazato,
Kousuke Hirata,
Kei Sakaguchi,
Gia Khanh Tran.
Design of Millimeter-wave UAV Base Station for Access Link,
VTC2020-Fall,
Oct. 2020.
-
Jin Nakazato,
Makoto Nakamura,
Tao Yu,
Zongdian Li,
Gia Khanh Tran,
Kei Sakaguchi.
Design of MEC 5G Cellular Networks: Viewpoints from Telecom Operators and Backhaul Owners,
2020 IEEE International Conference on Communications Workshops (ICC Workshops),
pp. 1-6,
June 2020.
-
Yoshitaka Takaku,
Yohei Kaieda,
Tao Yu,
Kei Sakaguchi.
Proof-of-Concept of Uncompressed 4K Video Transmission from Drone through mmWave,
2020 IEEE 17th Annual Consumer Communications & Networking Conference (CCNC),
Jan. 2020.
-
Zongdian Li,
Ryuichi Fukatsu,
Tao Yu,
Gia Khanh Tran,
Kei Sakaguchi.
Proof-of-Concept of a SDN Based mmWave V2X Network for Safe Automated Driving,
Globecom2019,
IEEE,
Dec. 2019.
-
Jin Nakazato,
Makoto Nakamura,
Tao Yu,
Gia Khanh Tran,
Kei Sakaguchi.
Benefits of MEC in 5G Cellular Networks from Telecom Operator's View Points,
Globecom2019,
IEEE,
Dec. 2019.
-
Makoto Nakamura,
Hiroaki Nishiuchi,
Gia Khanh Tran,
Kei Sakaguchi,
Konstantin Koslowski,
Julian Daube,
Ricardo Santos.
Performance Evaluation of Prefetching Algorithm for Real time Edge Content Delivery in 5G System,
VTC-Fall2019,
IEEE,
Sept. 2019.
-
Jin Nakazato,
Tao Yu,
Gia Khanh Tran,
Kei Sakaguchi.
Revenue Model with Multi-Access Edge Computing for Cellular Network Architecture,
ICUFN2019,
IEEE,
July 2019.
-
Gia Khanh Tran,
Makoto Nakamura,
Hiroaki Nishiuchi,
Ricardo Santos,
Konstantin Koslowski,
Kei Sakaguchi.
Outdoor Experiment of mmWave Meshed Backhaul for MEC Deployments,
WCNC2019,
IEEE,
Apr. 2019.
-
Azril HANIZ,
Gia Khanh TRAN,
Kei SAKAGUCHI,
Jun-ichi TAKADA,
Toshihiro YAMAGUCHI,
Tsutomu Mitsui,
Shintaro ARATA.
Construction and Interpolation of a Multi-frequency Radio Map,
ICREST2018,
Jan. 2019.
-
Makoto NAKAMURA,
Gia Khanh TRAN,
Kei SAKAGUCHI.
Interference Management for Millimeter-wave Mesh Backhaul Networks,
CCNC2019,
Jan. 2019.
-
Hiroaki NISHIUCHI,
Gia Khanh TRAN,
Kei SAKAGUCHI.
[Invited] Performance Evaluation of 5G mmWave Edge Cloud with Prefetching Algorithm,
VTC2018-Spring,
IEEE,
June 2018.
-
Konstantin Koslowski,
Ricardo Santos,
Wilhelm Keusgen,
Thomas Haustein,
Andreas Kassler,
Kei Sakaguchi,
Hiroaki Ogawa,
Makoto Nakamura,
Yu Tao.
SDN Orchestration to Optimize Meshed Millimeter-Wave Backhaul Networks for MEC-Enhanced eMBB Use Cases,
2018 IEEE International Symposium on Broadband Multimedia Systems and Broadcasting (BMSB),
June 2018.
-
Gia Khanh Tran,
Hiroaki Nishiuchi,
Valerio Frascolla,
Koji Takinami,
Antonio De Domenico,
Emilio Calvanese Strinati,
Thomas Haustein,
Kei Sakaguchi,
Sergio Barbarossa,
Sergio Barberis,
Katsuo Yunoki.
[Invited] Architecture of mmWave edge cloud in 5G-MiEdge,
ICC2018,
IEEE,
May 2018.
-
Ricardo Santos,
Hiroaki Ogawa,
Gia Khanh Tran,
Kei Sakaguchi,
Andreas Kassler.
Turning the knobs on OpenFlow-based resiliency in mmWave small cell meshed networks,
Globecom2017, WS-5GTestbed,
IEEE,
IEEE,
Dec. 2017.
-
Azril HANIZ,
Gia Khanh TRAN,
Kei SAKAGUCHI,
Jun-ichi TAKADA,
Daisuke HAYASHI,
Toshihiro YAMAGUCHI,
Shintaro ARATA.
[Invited] Hybrid Fingerprint-based Localization of Unknown Radios: Measurements in an Open Field,
APMC 2017,
Nov. 2017.
-
Valerio Frascolla,
Katsuo Yunoki,
Sergio Barbarossa,
Valerio Frascolla,
Federico Miatton,
Gia Khanh Tran,
Koji Takinami,
Antonio De Domenico,
Emilio Calvanese Strinati,
Thomas Haustein,
Kei Sakaguchi,
Sergio Barbarossa,
Sergio Barberis.
[Invited] 5G-MiEdge: Design, Standardization and Deployment of 5G Phase II Technologies,
CSCN2017,
IEEE,
Sept. 2017.
-
Kei Sakaguchi,
Gia Khanh Tran,
Hiroaki Ogawa.
mmWave meshed network with traffic and energy management mechanism,
SPAWC2017,
IEEE,
IEEE,
July 2017.
-
Jafar Mohammadi,
Jian Luo,
Valerio Frascolla,
Katsuo Yunoki,
Koji Takinami,
Kei Sakaguchi,
Gia Khanh Tran,
Sergio Barbarossa.
[Invited] Hardware-In-the-Loop Trials and Demonstrations for 5G mm-Wave Communications ~ a Waveform Study,
EUCNC2017,
IEEE,
June 2017.
-
Hiroaki Ogawa,
Gia Khanh Tran,
Kei Sakaguchi,
Thomas Haustein.
Traffic Adaptive Formation of mmWave Meshed Backhaul Networks,
ICC2017, WS-03,
IEEE,
IEEE,
May 2017.
-
Kei Sakaguchi,
Gia Khanh Tran,
Thomas Haustein.
[Invited ]mmWave overlaid 5G heterogeneous cellular networks - From central resource management to distributed edge cloud -,
Asilomar 2016,
IEEE,
Nov. 2016.
-
Gia Khanh Tran,
Kei Sakaguchi,
Makoto Ando.
[Invited] mmWave Access/Backhaul Integrated 5G Heterogeneous Networks,
FUSECO Forum 2016,
FUSECO,
Nov. 2016.
-
Gia Khanh Tran,
Kei Sakaguchi,
Makoto Ando.
[Invited] Toward the Realization of mmWave based 5G Cellular Networks,
WPMC2016,
WPMC,
Nov. 2016.
-
Makoto Ando,
Miao Zhang,
Jiro Hirokawa,
Kei Sakaguchi,
Toru Taniguchi,
Makoto Noda,
Akira Yamaguchi.
Demonstration of mmWave Systems and Networks for the HetNet in 5G Mobile Communication,
URSI International Symposium on Electromagnetic Theory,
pp. 111-113,
Aug. 2016.
Official location
-
Gia Khanh Tran,
Hidekazu Shimodaira,
Kei Sakaguchi.
Evaluation of mmWave overlaid 5G heterogeneous cellular networks - Suitable frequency bands for different 5G KPIs -,
APWCS 2016,
IEEE,
Aug. 2016.
-
Azril HANIZ,
Gia Khanh TRAN,
Kentaro SAITO,
Kei SAKAGUCHI,
Jun-ichi TAKADA,
Daisuke HAYASHI,
Toshihiro YAMAGUCHI,
Shintaro ARATA.
[Poster Presentation] Dynamic Tracking of Unknown Emitters in Urban Environments using Particle Filters,
SmartCom2016,
IEICE Technical Report,
IEICE,
Vol. 2016-5-SR,
May 2016.
-
Makoto Ando,
Toru Taniguchi,
Makoto Noda,
Akira Yamaguchi,
Kei Sakaguchi,
Gia Khanh Tran.
PoC of mmWave (40 and 60 GHz) Integrated 5G Heterogeneous Networks,
EW2016,
IEEE,
May 2016.
-
Gia Khanh Tran,
Hidekazu Shimodaira,
Roya Rezagah,
Kei Sakaguchi,
Kiyomichi Araki.
Practical evaluation of on-demand smallcell ON/OFF based on traffic model for 5G cellular networks,
WCNC2016,
IEEE WCNC 2016,
Apr. 2016.
-
Yuyuan CHANG,
Gia Khanh TRAN,
Kei SAKAGUCHI,
Kiyomichi ARAKI.
Evaluation of Oversampling Rate Limited Dual-Channel Digital Predistortion with 3-Box Nonlinear Model of Power Amplifier,
IWS2016,
Mar. 2016.
-
Azril HANIZ,
Gia Khanh TRAN,
Kei SAKAGUCHI,
Jun-ichi TAKADA,
Daisuke HAYASHI,
Toshihiro YAMAGUCHI,
Shintaro ARATA.
Localization of Illegal Radios Utilizing Cross-correlation of Channel Impulse Response with Interpolation in Urban Scenarios,
IEEE Military Communications Conference 2015,
Oct. 2015.
-
Hidekazu Shimodaira,
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki.
Investigation on Millimeter-wave Spectrum for 5G,
CSCN2015,
IEEE,
Oct. 2015.
-
Roya Rezagah,
Hidekazu Shimodaira,
Gia Khanh Tran,
Kei Sakaguchi,
Shinobu Namba.
Cell Discovery in 5G HetNets Using Location-Based Cell Selection,
CSCN2015,
IEEE,
Oct. 2015.
-
Azril HANIZ,
Gia Khanh TRAN,
Kei SAKAGUCHI,
Jun-ichi TAKADA,
Daisuke HAYASHI,
Toshihiro YAMAGUCHI,
Shintaro ARATA.
Localization of Illegal Radios Utilizing Phase-Difference as Location Fingerprints,
2015 URSI-Japan Radio Science Meeting,
Sept. 2015.
-
K. Sakaguchi,
D. Maehara,
G. Matsushita,
G. K. Tran.
[Invited talk] Wireless Grid to Realize Battery-less Wireless Sensor Networks,
EuMW2015,
IEICE,
Sept. 2015.
-
Gia Khanh Tran,
Hidekazu Shimodaira,
Roya Rezagah,
Kei Sakaguchi,
Kiyomichi Araki.
Dynamic cell activation and user association for green 5G heterogeneous cellular networks,
WDN-CN2015 Autumn,
IEEE,
Aug. 2015.
-
Tao Yu,
Yusuke Kuki,
Gento Matsushita,
Daiki Maehara,
Seiichi Sampei,
Kei Sakaguchi.
Deployment of LED light control system using battery-less wireless human detection sensor networks,
RFID-TA 2015,
IEEE,
2015.
-
Takuya Ishihara,
Kei Sakaguchi,
Seiichi Sampei,
Gia Khanh Tran.
Base Station Antenna Configuration for Robust MU-MIMO,
ICCS 2014,
Nov. 2014.
-
Gento Matsushita,
Daiki Maehara,
Yusuke Kuki,
Kei Sakaguchi,
Seiichi Sampei,
Kiyomichi Araki.
Wireless Grid to realize Battery-less Sensor Networks in Indoor Environments,
APMC2014,
IEEE,
pp. 690 - 692,
Nov. 2014.
-
Richard J. Weiler,
Michael Peter,
Wilhelm Keusgen,
Hidekazu Shimodaira,
Gia Khanh Tran,
Kei Sakaguchi.
Outdoor Millimeter-Wave Access for Heterogeneous Networks - Path Loss and System Performance,
IEEE PIMRC2014,
WDN-CN2014,
Sept. 2014.
-
Hidekazu Shimodaira,
Gia Khanh Tran,
Kiyomichi Araki,
Kei Sakaguchi,
Shinobu Namba,
Takahiro Hayashi,
Satoshi Konishi.
Cell Association Method for Multiband Heterogeneous Networks,
IEEE PIMRC2014,
WDN-CN2014,
Sept. 2014.
-
Roya Rezagah,
Daisuke Matsuo,
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki,
Satoshi Konishi.
Large Scale Cooperation in Cellular Networks with Non-uniform User Distribution,
IEEE GLOBECOM 2013 Workshop on Emerging Technologies for LTE-Advanced and Beyond-4G,
Dec. 2013.
-
Kei Sakaguchi,
Seiichi Sampei,
Hidekazu Shimodaira,
Roya Rezagah,
Gia Khanh Tran,
Kiyomichi Araki.
Cloud Cooperated Heterogeneous Cellular Networks,
ISPACS 2013,
Nov. 2013.
-
Hidekazu Shimodaira,
Gia Khanh Tran,
Kiyomichi Araki,
Kei Sakaguchi,
Shinobu Namba,
Satoshi Konishi.
Diamond Cellular Network - Optimal Combination of Small Power Basestations and CoMP Cellular Networks,
IEEE PIMRC2013,
WDN-CN2013,
Sept. 2013.
-
Daiki Maehara,
Ryota Akai,
Gia Khanh Tran,
Kei Sakaguchi,
Seiichi Sampei,
Kiyomichi Araki,
Hiroshi Iwai.
Experiment on Battery-less Sensor Activation via Multi-point Wireless Energy Transmission,
PIMRC2013,
pp. 2336 - 2340,
Sept. 2013.
-
Daisuke Matsuo,
Roya Rezagah,
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki,
Shoji KANEKO,
Noriaki Miyazaki,
Satoshi Konishi,
Yoji KISHI.
Shared Remote Radio Head Architecture to Realize Semi-Dynamic Clustering in CoMP Cellular Networks,
IEEE GLOBECOM 2012 Workshop on Multicell Cooperation,
Dec. 2012.
-
Kentaro Sano,
Gia Khanh Tran,
Masahiro Watanabe,
Kei Sakaguchi,
Kiyomichi Araki,
Daisuke Hayashi,
Toshihiro Yamaguchi,
Shintaro Arata.
Multi-sensor Location Estimation for Illegal Cell-phone Use in Real-Life Indoor Environment,
IEEE ICCS2012,
Nov. 2012.
-
Daiki Maehara,
G. K. Tran,
K. Sakaguchi,
K. Araki,
T. Miyamoto,
M. Furukawa.
Experimental Study on Multi-point Wireless Energy Transmission at 950MHz Band,
IEEE ISSSE2012,
pp. 1 - 6,
Oct. 2012.
-
Hidekazu Shimodaira,
Gia Khanh Tran,
Tajima Shinichi,
Kei Sakaguchi,
Kiyomichi Araki,
Noriaki Miyazaki,
Shoji KANEKO,
Satoshi Konishi,
Yoji KISHI.
Optimization of Picocell Locations and Its Parameters in Heterogeneous Networks with Hotspots,
IEEE PIMRC2012,
WDN-CN2012,
Sept. 2012.
-
Kei Sakaguchi,
Van Ky Nguyen,
Daiki Maehara,
Gia Khanh Tran,
Kiyomichi Araki.
Design of Distributed Power Control Networks to Realize Smart Grid,
APWCS2012,
Aug. 2012.
-
Ikuma Ando,
Yuyuan Chang,
Kei Sakaguchi,
Kiyomichi Araki.
Theoretical Analysis and Improvement of User Scheduling for MU-MIMO System Employing Block Diagonalization,
2012 Asia Pacific Wireless Communications Symposium (APWCS2012),
Aug. 2012.
-
Yutaro Kida,
Keiichi Mizutani,
Gia Khanh Tran,
Takehiro Miyamoto,
Kei Sakaguchi,
Kiyomichi Araki.
Network synchronization scheme for scalable two-way multi-hop network employing MIMO network coding,
IEEE VTC2012-Spring,
May 2012.
-
Rindranirina Ramamonjison,
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki.
Distributed Optimization of Transceiver Weights in MIMO Two-way Multihop Networks,
IEEE VTC2012-Spring,
May 2012.
-
N. Lertwiram,
G. K. Tran,
K. Sakaguchi,
K. Araki.
Relay Placement of Two-Way Multi-Hop Relay Network with Power Adaptation in a Realistic Shadowing Environment,
IEEE VTC2012-Spring,
May 2012.
-
Naoki Kusashima,
I. D. Garcia,
Kei Sakaguchi,
Kiyomichi Araki,
Shoji KANEKO,
Yoji KISHI.
Dynamic Fractional Base Station Cooperation using Shared Distributed Remote Radio Units for Advanced Cellular Networks,
IEICE Transaction on Communications,
Vol. E94-B,
no. 12,
pp. 3259-3271,
Dec. 2011.
-
Daisuke Matsuo,
Maki Arai,
Kei Sakaguchi,
Kiyomichi Araki.
A Study on Design of Spatial Fading Emulator Based on Clarke's Model,
IEEE PIMRC 2011,
Sept. 2011.
-
Doppo Sugimura,
Maki Arai,
Kei Sakaguchi,
Kiyomichi Araki,
Takayuki SOTOYAMA.
A Study on Beam Tilt Angle of Base Station Antennas for Base Station Cooperation Systems,
IEEE PIMRC 2011,
Sept. 2011.
-
R. Ramamonjison,
G. K. Tran,
K. Sakaguchi,
K. Araki,
S. Kaneko,
Y. Kishi,
Noriaki Miyazaki.
Spectrum Allocation Strategies for Heterogeneous Networks,
ICST CrownCom2011,
June 2011.
-
R. P. Wicaksono,
G. K. Tran,
K. Sakaguchi,
K. Araki.
Wireless Grid: Enabling Ubiquitous Sensor Networks with Wireless Energy Supply,
IEEE VTC2011-Spring,
May 2011.
-
K. Sakaguchi.
Optimization of Antenna Directivities for Multiple Antenna Systems by Using Spherical Mode Expansion,
The 7th IEEE International Workshop on Antenna Technology,
IEEE iWAT 2011,
Mar. 2011.
-
M. Arai,
M. Iwabuchi,
K. Sakaguchi,
K. Araki.
Optimization of Diversity Antenna Directivities based on Spherical Mode Expansion,
IEEE APMC 2010,
Dec. 2010.
-
R. Ramamonjison,
J. Lee,
K. Sakaguchi,
K. Araki.
Routing and Power Allocation in MIMO Two-way Multihop Networks: A New Cross-layer Approach to Mitigate Interference,
IEEE Globecom 2010,
Dec. 2010.
-
I. D Garcia,
N. Kusashima,
K. Sakaguchi,
K. Araki.
Dynamic Cooperation Set Clustering on Base Station Cooperation Cellular Networks,
IEEE PIMRC 2010,
Sept. 2010.
-
K. Mizutani,
T Miyamoto,
K. Sakaguchi,
K. Araki.
Network throughput of TDD/TDMA Two-way Multi-hop Relay Network with MIMO Network Coding in Indoor Environment,
IEEE PIMRC 2010 Workshops,
Sept. 2010.
-
T. Sekiguchi,
K. Sakaguchi,
K. Araki,
S. Arata.
Performance Evaluation of Null-Steering Bistatic MIMO Radar,
IEEE 2010 APS/URSI,
July 2010.
-
M.Arai,
K.Sakaguchi,
K.Araki.
Theoretical Analysis of Base Station Cooperation MIMO Channel by Using Eigenvalue Theory of Wishart Matrix,
IEEE 2010 APS/URSI,
July 2010.
-
R. Ramamonjison,
J. Lee,
K. Sakaguchi,
K. Araki.
On the Spectral Efficiency of MIMO Two-way Multihop Networks with Co-existing Flows,
ICST CrownCom 2010,
June 2010.
-
K. Mizutani,
T. Miyamoto,
T. Kanno,
K. Sakaguchi,
K. Araki.
Hardware Prototype for Two-way Multi-hop Relay Network with MIMO Network Coding,
IEEE VTC2010-Spring,
May 2010.
-
G. K. Tran,
K. Sakaguchi,
K. Araki.
An Efficient Retransmission Scheme for MIMO Two-Way Relay Network Employing Network Coding,
IEEE VTC2010-Spring,
May 2010.
-
N. Lertwiram,
G. K. Tran,
K. Mizutani,
K. Sakaguchi,
K. Araki.
MIMO Radio Propagation Measurement for Two-Hop Relay Network on L-shaped Corridor with Network Performance Analysis,
IEEE VTC2010-Spring,
May 2010.
-
K. Mizutani,
K. Sakaguchi,
K. Araki.
Network Synchronization for Two-way Multi-hop Relay Networks with Block Modulation,
IEEE VTC2010-Spring,
May 2010.
-
Naoki KUSASHIMA,
I. D. Garcia,
Kei SAKAGUCHI,
Kiyomichi ARAKI,
Shoji KANEKO.
Fractional Base Station Cooperation Cellular Network,
IEEE 7th ICICS 2009,
IEEE 7th ICICS 2009,
Dec. 2009.
-
JongHyun LEE,
Gia Khanh TRAN,
Kei SAKAGUCHI,
Kiyomichi ARAKI.
Power Allocation for MIMO Two-way Relay Network,
IEEE 7th ICICS 2009,
Dec. 2009.
-
K. SAKAGUCHI.
MIMO broadcast under protection of primary system,
IEEE 7th ICICS 2009,
Dec. 2009.
-
Gia Khanh TRAN,
Kei SAKAGUCHI,
Kiyomichi ARAKI.
Network simulator implementation of 1D MIMO network coding and performance comparison with CSMA/CA,
IEEE 7th ICICS 2009,
Dec. 2009.
-
G. K. Tran,
K. Sakaguchi,
K. Araki.
Wireless mesh network performance: MIMO two-way relay vs. CSMA/CA based protocols,
IEEE 20th PIMRC 2009,
Sept. 2009.
-
Gia Khanh Tran,
Kei Sakaguchi,
Fumie Ono,
Kiyomichi Araki.
Network capacity improvement with two dimensional MIMO network coding,
IEEE 2nd ICSPCS 2008,
IEEE 2nd ICSPCS 2008,
Apr. 2009.
Official location
-
M. Iwabuchi,
K. Sakaguchi,
K. Araki.
Study on Multi-Channel Receiver based on Polyphase Filter Bank,
IEEE 2nd ICSPCS 2008,
IEEE 2nd ICSPCS 2008,
Dec. 2008.
-
M. Kim,
O. Miyagi,
I. D. Garcia,
K. Sakaguchi,
K. Araki.
Effect of Ranging Error on Base Station Cooperation OFDM System,
International Symposium on Information Theory and its Application,
ISITA 2008,
pp. 160-165,
Dec. 2008.
-
Takeo Fujii,
Kei Sakaguchi.
Cognitive MIMO mesh networks for spectrum sharing,,
ICST CrownCom2008,
May 2008.
-
I. D. Garcia,
K. Sakaguchi,
K. Araki.
Cell Planning for Cooperative Transmission,
Wireless Commun. and Networking Conference., 2008. IEEE,
IEEE WCNC2008,
pp. 1769 - 1774,
Mar. 2008.
-
Fumie Ono,
Kei Sakaguchi.
Bi-directional link multiplexing for MIMO mesh network,
Inter. Conf. on Infor., Commun. & Signal Process. (ICICS'07),
ICICS 2007,
Dec. 2007.
-
Masashi Noda,
Masahiro Muraguchi,
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki.
Eigenmode Tomlinson-Harashima Precoding for multi-antenna multi-user MIMO broadcast channel,
Inter. Conf. on Infor., Commun. & Signal Process. (ICICS'07),
ICICS 2007,
pp. 1-5,
Dec. 2007.
Official location
-
H.Uchiyama,
K.Umebayashi,
T.Fujii,
F.Ono,
K.Sakaguchi,
Y.Kamiya,
Y.Suzuki.
Study on Cooperative Sensing in Cognitive Radio based Ad-hoc Network,,
IEEE Inter. Symposium on Personal, Indoor and Mobile Radio Commun. (PIMRC’07),
IEEE PIMRC 2007,
Sept. 2007.
-
K.Sakaguchi,
F.Ono.
Multiple access interference cancellation and link multiplexing for MIMO mesh network,,
IEEE ICCCN 2007,
Aug. 2007.
-
Y.Nakagawa,
M.Muraguchi,
H.Kawamura,
K.Ohashi,
K.Sakaguchi,
K.Araki.
Novel multi-stage transmultiplexing digital down converter for implementation of RFID (ISO18000-3 mode 2) reader/writer,
IEEE Veh. Tech. Conf. (VTC2007-Spring),,
IEEE VTC2007-Spring,
Apr. 2007.
-
Kei Sakaguchi.
Performance evaluation of MIMO communication systems in home environment,
Asia Pacific Microwave Conf. (APMC’06),,
IEEE APMC 2006,
Dec. 2006.
-
K. Sakaguchi,
G. K. Tran,
N. D. Dao,
K. Araki,
J. Takada.
Performance analysis of various MIMO schemes by using measured MIMO propagation data in residential home environment,
EuCAP 2006 (ESA SP-626),
Vol. 1,
Nov. 2006.
-
Yuichi Kakishima,
Hai Doan Le,
See Ho Ting,
Kei Sakaguchi,
Kiyomichi Araki.
Experimental Analysis of MIMO-OFDM Eigenmode Transmission with MMSE Interference Canceller,
IEEE PIMRC 2006,
Vol. 1-4244-0330-8,
Sept. 2006.
-
Kei Mizutani,
Kei Sakaguchi,
Jun-ichi Takada,
Kiyomichi Araki.
Measurement of Time-Varying MIMO Channel for Performance Analysis of Closed-Loop Transmission,
IEEE VTC2006-Spring,
Vol. 6,
pp. 2854-2858,
May 2006.
-
Gia Khanh Tran,
Nguyen Dung Dao,
Kei Sakaguchi,
Kiyomichi Araki,
Hiroshi Iwai,
Tsutomu Sakata,
Koichi Ogawa.
Performance Analysis of MIMO-OFDM Systems using Indoor Wideband MIMO Channel Measurement Data,
IEEE 63rd VTC 2006-Spring,
Proc. of IEEE 63rd VTC 2006-Spring,
Vol. 6,
pp. 2868-2872,
May 2006.
Official location
Domestic Conference (Reviewed)
-
Kei SAKAGUCHI.
多次元信号処理と分散MIMO ネットワーク,
電子情報通信学会2010年総合大会,
Mar. 2010.
Official location
-
Naoki KUSASHIMA,
Ian DEXTER GARCIA,
Kei SAKAGUCHI,
Kiyomichi ARAKI,
Shoji KANEKO.
User Combination Selection Method for Base Station Cooperation Multi-user MIMO,
IEICE Technical Report,
Vol. 109,
No. 440,
p. 185-190,
Mar. 2010.
Official location
-
Shinichi Tajima,
Naoki Kusashima,
Kei Sakaguchi,
Kiyomichi Araki,
Shoji KANEKO,
Yoji KISHI.
Degradation of channel capacity due to propagation delay difference in Base Station Cooperation MIMO-OFDM,
IEICE Technical Report,
Vol. 109,
No. 440,
p. 179-184,
Mar. 2010.
Official location
-
Rindranirina RAMAMONJISON,
JongHyun Lee,
Kei Sakaguchi,
Kiyomichi Araki.
Optimal Node Placement and Power Allocation in MIMO Two-Way Multihop Networks,
IEICE Technical Report,
Vol. 109,
No. 440,
p. 155-160,
Mar. 2010.
Official location
-
Ian DEXTER GARCIA,
Kei SAKAGUCHI,
Kiyomichi ARAKI.
Partial Protection Coordinated Beamforming for LTE-Advanced,
IEICE Technical Report,
Vol. 109,
No. 440,
p. 119-124,
Mar. 2010.
Official location
-
Maki ARAI,
Kei SAKAGUCHI,
Kiyomichi ARAKI,
Takayuki SOTOYAMA.
Derivation of analytical eigenvalues for basestation cooperation MIMO channel,
IEICE Technical Report,
Vol. 109,
No. 218,
p. 73-78,
Oct. 2009.
Official location
-
Kei SAKAGUCHI,
Naoki KUSASHIMA,
Maki ARAI,
Kiyomichi ARAKI.
Channel Capacity of Basestation Cooperation Multi-user MIMO based on Block Diagonalization,
IEICE Technical Report,
Vol. 109,
No. 304,
p. 7-12,
Sept. 2009.
Official location
-
Naoki Kusashima,
I. D. Garcia,
S. Kaneko,
T. Kaneko,
Kei Sakaguchi,
Kiyomichi Araki.
Fractional Base Station Cooperation Cellular Network,
IEICE Society Conference 2009,
Vol. B-1-241,
No. 445,
RCS2008-226, pp. 83-88,
June 2009.
-
Yuusei Owatari,
Keiichi Mizutani,
Kei Sakaguchi,
Kiyomichi Araki,
島田 修作.
Design of carrier sense function based on FFT at 950MHz band,
平成20 年度電子情報通信学会東京支部学生会研究発表会,
平成20 年度電子情報通信学会東京支部学生会研究発表会,
pp. 83,
Mar. 2009.
-
Kei Sakaguchi.
MIMO Relay Networks,
Microwave Workshops and Exhibition 2008 (MWE2008), workshop,
MWE2008, Workshop,
Nov. 2008.
-
T. Sugawara,
T. Sotoyama,
T. Fukagawa,
I. D. Garcia,
J. C. David,
K. Sakaguchi,
K. Araki.
Effect of Channel Estimation Error on Base-Station Cooperative Null,
IEICE Society Conference 2008,
B-17-15,
Sept. 2008.
-
Fumie Ono,
Kei Sakaguchi,
Takayuki Sugiyasu.
Multi-stream Multiplexing for MIMO Mesh Network,
電子情報通信学会 WBS研究会,
IEICE Technical Report,
Vol. 108,
No. 165,
pp. WBS2008-12, pp. 37-40,
July 2008.
-
柿島佑一,
金ミンジ,
ティンシーホー,
小野文枝,
Kei Sakaguchi,
Kiyomichi Araki.
Implementation of MIMO-OFDM eigenmode transmission system for IEEE802.11n/16e,
IEICE Tech. Rep.,
pp. SR2006-20,
July 2006.
-
河村英樹,
大橋享司,
中川佑一,
村口正弘,
Kei Sakaguchi,
Kiyomichi Araki.
Trial product of RF-ID (ISO18000-3 mode 2) reader writer on software defined radio,
IEICE Tech. Rep.,
pp. SR2006-23,
July 2006.
-
河村,
大橋,
中川,
小森,
村口,
Kei Sakaguchi,
Kiyomichi Araki.
RF-ID (ISO18000-3 mode 2) リーダライタのソフトウェア無線化に関する検討,
信学技報,
信学技報,
pp. SR2005-74,
Mar. 2006.
-
ティン,
レー,
Kei Sakaguchi,
Kiyomichi Araki.
ロバストかつ低演算量の適応MIMO-OFDM固有モード通信システムに関する検討,
信学技報,
信学技報,
pp. RCS2005-192,
Mar. 2006.
International Conference (Not reviewed / Unknown)
-
Kei Sakaguchi.
Smart Mobility Changed by 5G/6G,
IFToMM WC 2023,
Nov. 2023.
-
Shoma Tanaka,
Gia Khanh Tran,
Kei Sakaguchi.
Outdoor Localization of RF Emitter Using UAV-based Sensors,
SmartCom2019,
電子情報通信学会技術研究報告,
電子情報通信学会,
Nov. 2019.
-
Makoto Nakamura,
Ricardo Santos,
Konstantin Koslowski,
Hiroaki Nishiuchi,
Gia Khanh Tran,
Kei Sakaguchi.
Performance Evaluation for Millimeter-wave Backhaul and Edge Cloud Networks,
SmartCom2018,
Oct. 2018.
-
Gia Khanh Tran,
Kei Sakaguchi,
Makoto Ando.
[Invited] mmWave Heterogeneous Networks in 5G & Beyond,
ATC2017,
ATC2017,
Oct. 2017.
-
Valerio Frascolla,
Kei Sakaguchi,
Sergio Barbarossa,
Antonio De Domenico,
Sergio Barberis,
Gia Khanh Tran,
Koji Takinami,
Thomas Haustein.
[Invited] Use cases and scenario resulting from merging mmWave access with Multi-access Edge Technologies,
SmartCom 2017,
IEICE technical report,
Oct. 2017.
-
Hiroaki NISHIUCHI,
Gia Khanh TRAN,
Kei SAKAGUCHI.
[Poster Presentation] Performance Evaluation of Prefetching Algorithm for 5G mmWave Edge Cloud,
SmartCom 2017,
Technical Report, IEICE,
Oct. 2017.
-
Hiroyuki KAMATA,
Gia Khanh TRAN,
Kei SAKAGUCHI,
Kiyomichi ARAKI.
[Poster Presentation] Robust and Low Complexity Signal Detection Method based on Power Spectrum under Noise Uncertainty,
SmartCom 2017,
Technical Report, IEICE,
Oct. 2017.
-
Azril HANIZ,
Gia Khanh TRAN,
Kei SAKAGUCHI,
Jun-ichi TAKADA,
Toshihiro YAMAGUCHI,
Tsutomu MITSUI,
Shintaro ARATA.
[Poster Presentation] Simulation-based Analysis of RSS Location Fingerprint under Multipath Fading Effects,
SmartCom 2017,
Technical Report, IEICE,
Oct. 2017.
-
Gia Khanh Tran,
Kei Sakaguchi,
Makoto Ando.
Integration of mmWave Access and Backhaul Networks for 5G & Beyond,
Japan-China Workshop on the Next Generation Mobile Communication Technology and Application,
July 2017.
-
Gia Khanh Tran,
Kei Sakaguchi,
Makoto Ando.
[Keynote] Paving the Way to the Realization of 5G Cellular Networks based on mmWave Small Cell Networking,
WoWMoM2017,
SCN workshop,
June 2017.
-
Gia Khanh Tran,
Emmanuel Dotaro,
Pascal Thubert,
Thomas Haustein,
Kei Sakaguchi.
[Panel discussion] Evolutional Technologies & Ecosystems for 5G and Beyond,
ICC2017 WDN-5G workshop,
May 2017.
Official location
-
Hiroyuki Kamata,
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki.
[Poster Presentation] Sub-optimal and Low complexity Signal Detection method based on Power Spectrum under Noise Uncertainty,
SmartCom2016,
IEICE Technical Report,
IEICE,
Vol. 2016-5-SR,
May 2016.
-
Roya Rezagah,
Hidekazu Shimodaira,
Gia Khanh Tran,
Kei Sakaguchi.
Dynamic Resource Management in Multi-band 5G HetNets,
APWCS2015,
Aug. 2015.
-
Roya Rezagah,
Hidekazu Shimodaira,
Gia Khanh Tran,
Kei Sakaguchi.
Architecture, Algorithm & Protocol for RRM in 5G HetNet,
MiWEBA international workshop on Green 5G Networks,
May 2015.
-
Shozo Okasaka,
Toshiaki Sakurai,
Seigo Nakao,
Shinobu Namba,
Gia Khanh Tran,
Kei Sakaguchi.
[Technology Exhibit] Development of control and user plane-splitting heterogeneous cellular networks,
SR Technical Committee,
IEICE technical report,
IEICE,
Oct. 2014.
-
Azril HANIZ,
Gia Khanh TRAN,
Daisuke HAYASHI,
Toshihiro YAMAGUCHI,
Shintaro ARATA,
Ryosuke IWATA,
Kei SAKAGUCHI,
Jun-ichi TAKADA.
[Poster Presentation] Statistical Propagation Channel Interpolation forDetecting Illegal Radio Emitters in Urban Environment,
SR Technical Committee,
IEICE technical report,
IEICE,
Oct. 2014.
-
Daiki Maehara,
Gento Matsushita,
Yusuke Kuki,
Kei Sakaguchi,
Seiichi Sampei,
Kiyomichi Araki.
[Requested Talk] Development of Battery-less Sensor Networks for LED Light Control System,
SR Technical Committee,
IEICE technical report,
IEICE,
vol. 114,
no. 284,
pp. 109-116,
Oct. 2014.
-
Ryousuke Iwata,
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki.
[Poster Presentation] A Novel RF Fingerprint Management Architecture for Wi-Fi Fingerprinting Localization,
SR Technical Committee,
IEICE technical report,
IEICE,
Oct. 2014.
-
Atsushi Yamamoto,
T. Sakata,
T. Hayashi,
K. Ogawa,
K. Sakaguchi,
J. Takada.
Spatial Fading Emulator Applicable to a Handset MIMO Array Evaluation,
IEICE Asia-Pacific Radio Science Conference 2010,
Sept. 2010.
-
Tsutomu Sakata,
Atsushi Yamamoto,
Koichi Ogawa,
Toshiteru Hayashi,
Jun-ichi Takada,
Kei Sakaguchi.
MIMO performance comparison between handset MIMO antennas,
COST 2100 11th Management Committee Meeting,
June 2010.
-
A. Yamamoto,
T. Sakata,
T. Hayashi,
K. Ogawa,
K. Sakaguchi,
J. Takada.
Procedure of designing the structural parameters of a spatial fading emulator,
COST 2100 10th MCM,
Vol. TD(10)10016,
Feb. 2010.
-
T. Hayashi,
A. Yamamoto,
T. Sakata,
K. Ogawa,
K. Sakaguchi,
J. Takada.
Effect of delay wave on MIMO OTA throughput evaluation of a handset MIMO array using a spatial fading emulator,
COST 2100 10th MCM,
Vol. TD(10)10018,
Feb. 2010.
-
Tsutomu Sakata,
Atsushi Yamamoto,
Toshiteru Hayashi,
Koichi Ogawa,
Yoshiki Okano,
Jun-ichi Takada,
Kei Sakaguchi.
Throughput measurement of MIMO array on WLAN IEEE 802.11n System Using a RF-controlled Spatial Fading Emulator,
COST 2100 9th MCM,
Vol. TD(09)920,
Sept. 2009.
-
Atsushi Yamamoto,
Sakata Tsutomu,
Toshiteru Hayashi,
Koichi Ogawa,
Jesper Nielsen,
Gert F. Pedersen,
Jun-ichi Takada,
Kei Sakaguchi.
MIMO Performance Evaluation in a Street Microcell Using a Spatial Fading Emulator in Comparison with a Radio Propagation Test,
COST 2100 9th MCM,
Vol. TD(09)912,
Sept. 2009.
-
Mitsuteru Yoshida,
Kei Sakaguchi,
Kiyomichi Araki.
Analysis of probability density function of propagation channel using parasitic elements,
信学技報,
Mar. 2009.
-
M. Iwabuchi,
K. Sakaguchi,
K. Araki.
Matched Antenna Design based on Spherical Mode Expansion,
電子情報通信学会総合大会,
IEICE Technical Report,
Vol. 108,
No. 475,
AP2008-215, pp. 23-27.,
Mar. 2009.
-
タン,
ダオ,
阪口,
荒木,
岩井,
坂田,
小川.
屋内MIMO伝搬測定データを用いたMIMO-OFDMシステムの伝送特性解析,
信学技法,
信学技法,
pp. AP2005-110,
Oct. 2005.
-
D.N.Dung,
C.H.Y.Eugene,
K.Sakaguchi,
K.Araki.
Measurements on area coverage of 5GHz band MIMO-OFDM system in residential home environment,
IEEE PIMRC2005,
IEEE PIMRC2005,
pp. CD,
Sept. 2005.
-
H.Kamata,
K.Sakaguchi,
K.Araki.
An effective IQ imbalance compensation scheme for MIMO-OFDM communication system,
IEEE PIMRC2005,
IEEE PIMRC2005,
pp. CD,
Sept. 2005.
-
K.Sakaguchi,
D.N.Dung,
C.H.Y.Eugene,
K.Araki,
H.Iwai.
Measurements on area coverage of 5GHz band MIMO-OFDM system in home environment,
ISAP2005,
ISAP2005,
Vol. 1,
pp. 47-50,
Aug. 2005.
-
L.H.Doan,
S.H.Ting,
K.Sakaguchi,
K.Araki.
Hierarchical subgroup power and modulation coding adaptation -A new frequency-space link adaptation scheme in MIMO-OFDM eingenmode adaptive transmission system,
IEEE VTC2005-Spring,
IEEE VTC2005-Spring,
Vol. 1,
pp. 668-672,
May 2005.
-
S.H.Ting,
K.Sakaguchi,
K.Araki.
A robust adaptive MIMO eigenmode transmission system with ZF beamspace interference canceller,
IEEE VTC2005-Spring,
IEEE VTC2005-Spring,
Vol. 2,
pp. 859-863,
May 2005.
Domestic Conference (Not reviewed / Unknown)
-
Kazuma Nonomura,
Wang Kui,
Yu Tao,
Kei Sakaguchi.
Vehicle Scheduling Optimization for Delivery Service Using AoI-Aware Mobility Digital Twin,
IEICE Technical Report,
vol. 124,
no. 109,
pp. 57-62,
July 2024.
-
Shintaro Habu,
Kei Sakaguchi,
Gia Khanh Tran.
Study on eMBB and URLLC V2X communication using Multi-Beam and Fountain Code -- V2X simulation considering blockage by other vehicles and artificial multipath environment with RIS --,
無線通信システム研究会,
July 2024.
-
Supat Roongpraiwan,
Zongdian Li,
Kei Sakaguchi.
Dynamic Multi-hop mmWave V2X Communication System using Digital Twin and Vehicle Trajectory Prediction,
IEICE Technical Report,
vol. 124,
no. 84,
pp. 317-322,
June 2024.
-
Jin Nakazato,
Kazuki Maruta,
Gia Khanh Tran,
Naoya Okubo,
Kei Sakaguchi.
[Invited Lecture] Beyond 5G Open RAN Platform through Cross-Domain Collaboration,
電子情報通信学会2024年移動通信ワークショップ,
Mar. 2024.
-
Shieru Otsuka,
Kuniaki Uto,
Hideharu Takahashi,
Kei Sakaguchi,
川本 忠.
LEO 衛星およびオフグリッド PV システムを用いた自律型農業インフラシステムの設計,
電子情報通信学会 総合大会,
信学総大,
Mar. 2024.
-
Supat Roongpraiwan,
李 宗典,
Kei Sakaguchi.
デジタルツインと機械学習を用いた協働ロボットシステム,
電子情報通信学会 総合大会,
信学総大,
Mar. 2024.
-
Toru Ooka,
Zongdian Li,
Kei Sakaguchi,
Kelvin Cheng,
Daisuke Ichihashi.
Architecture for Switching Digital Signage Advertisements Utilizing Digital Twins,
IEICE Technical Report,
vol. 124,
no. 22,
pp. 41-46,
Mar. 2024.
-
Hiroki Matsuo,
Tao Yu,
Kei Sakaguchi.
自動運転社会における安全性確保のための高度交差点システムの設計と実装,
電子情報通信学会 ITS研究会,
信学技報告,
vol. 123,
no. 380,
Feb. 2024.
-
Masaru Takenaka,
Hiroki Matsuo,
Tao Yu,
Kei Sakaguchi.
分散コンピューティングリソースの協調利用を支援するIoFDT(Internet of Federated Digital Twin),
電子情報通信学会 ITS研究会,
信学技報,
vol. 123,
no. ITS-380,
Feb. 2024.
-
Shintaro Habu,
Kei Sakaguchi,
Gia Khanh Tran.
Study on eMBB and URLLC V2X communication using Multi-Beam and Fountain Code,
無線通信システム研究会,
Aug. 2023.
-
Kui Wang,
Zongdian Li,
Tao Yu,
Kei Sakaguchi.
Smart Mobility Digital Twin for Automated Driving: Design and Implementation,
IEICE Technical Report,
vol. 123,
no. 76,
pp. 63-68,
June 2023.
-
Kazuma Nonomura,
Tao Yu,
Kei Sakaguchi.
Delivery System Optimization for Multiple Autonomous Vehicles : A DigitalTwin-Based Method and Implementation,
IEICE Technical Report,
vol. 123,
no. 76,
pp. 69-74,
June 2023.
-
Naoya Okubo,
Jin Nakazato,
Kei Sakaguchi.
B5Gミリ波通信エリア構築を支援するAR電波伝搬可視化システム,
電気情報通信学会 RCS研究会,
信学技報,
vol. 123,
no. RCS-3,
Apr. 2023.
-
Kento Kajiwara,
Tao Yu,
Kei Sakaguchi.
Design, Development, and Evaluation of a Disaster Rescue Support Multi-UAV System Operating at 5.7GHz Band,
IEICE Technical Report,
vol. 122,
no. 399,
pp. 136-141,
Mar. 2023.
-
Zongdian Li,
Tao Yu,
Taisei Suzuki,
Kei Sakaguchi.
Building an SDVN Framework for RSU-Centric Cooperative Perception with Heterogeneous V2X,
IEICE Technical Report,
vol. 122,
no. 399,
pp. 161-166,
Mar. 2023.
-
山﨑周,
高良雄一郎,
Gunhee Cho,
Tao Yu,
Xuying Lei,
Kei Sakaguchi.
特徴量圧縮伝送を用いた低遅延AI処理に関する一検討,
IEICE General Conference,
Mar. 2023.
-
Hiroki Matsuo,
Kei Sakaguchi,
Tao Yu.
Design of Advanced Intersection system utilizing v2x in automated society,
IEICE Technical Report,
vol. 122,
no. 308,
pp. 135-139,
Dec. 2022.
-
Gunhee Cho,
Tao Yu,
Jin Nakazato,
Kei Sakaguchi.
Vehicle Route Detection Network Using Continuous Roadside Units,
IEICE Technical Report,
vol. 122,
no. 308,
pp. 114-119,
Dec. 2022.
-
Sota Yamamoto,
Gia Khanh Tran,
Kei Sakaguchi.
ミリ波UAV無線局ネットワークの低消費電力化に関する検討,
電子情報通信学会2022年ソサイエティ大会,
Sept. 2022.
-
Yue Yin,
Tao Yu,
Kazuki Maruta,
Kei Sakaguchi.
Distributed and Scalable Radio Resource Management for mmWave V2V Relays towards Safe Automated Driving,
IEICE Technical Report,
vol. 121,
no. 139,
pp. 229-234,
Mar. 2022.
-
Masanori Ozasa,
Gia Khanh Tran,
Kei Sakaguchi.
Research on UAV base station placement method for temporal user distribution,
電子情報通信学会2021年総合大会,
Mar. 2021.
-
Shunya Imada,
Tao Yu,
Kiyomichi Araki,
Kei Sakaguchi.
Multi-Drone Full-Duplex Communication Systems for Joint Video Transmission and Flight Control,
IEICE Technical Report,
vol. 120,
no. 404,
pp. 61-66,
Mar. 2021.
-
Jin Nakazato,
Zongdian Li,
Kazuki Maruta,
Kei Sakaguchi.
Design of MEC 5G and Beyond Cellular Networks: Viewpoint from Local Telecom Operators and Cloud Owners,
RCS SR SRW,
信学技報,
vol. IEICE-120,
no. 404,
pp. 55-60,
Mar. 2021.
-
Yue Wang,
Tao Yu,
Kei Sakaguchi.
Context-Based MEC Platform for Augmented-Reality Services in 5G Networks,
IEICE Technical Report,
vol. 120,
no. 404,
pp. 49-54,
Mar. 2021.
-
Tatsuya Shikiji,
Tomohiro Mogi,
Tsutomu Mitsui,
Takeshi Yajima,
Nobuyuki Kuroyanagi,
Daisuke Aida,
Daiki Kurokawa,
Kei Sakaguchi,
Kiyomichi Araki,
Khanh Tran Gia,
Tao Yu,
Yasushi Hada.
Prototyping of real time wireless system for transmission Ultra-High definition video over 5.7Ghz,
電子情報通信学会CQ研究会,
Jan. 2021.
-
Kousuke Hirata,
Gia Khanh Tran,
Kei Sakaguchi.
Design of Dynamic mmWave Mesh Backhaul with UAVs,
電子情報通信学会SR研究会,
Nov. 2020.
-
Shoma Tanaka,
Gia Khanh Tran,
Kei Sakaguchi.
Study on Sensor Positions for Outdoor Localization of RF Emitter Using UAV-based Sensors,
電子情報通信学会2020年ソサイエティ大会,
Sept. 2020.
-
Tao Yu,
Shunya Imada,
Kiyomichi Araki,
Kei Sakaguchi.
[Invited Lecture] UAV-based Wireless Surveillance System enabled by High Resolution Video Transmission,
IEICE Technical Report,
vol. 120,
no. 130,
pp. 1-6,
Aug. 2020.
-
Masanori Ozasa,
Jin Nakazato,
Kousuke Hirata,
Kei Sakaguchi,
Gia Khanh Tran.
Design of Millimeter-wave UAV Base Station for Access Link,
電子情報通信学会RCS研究会,
June 2020.
-
Yue Yin,
Tao Yu,
Kei Sakaguchi.
ZigZag Antenna Configuration for Interference Control in MmWave V2V Communication Systems,
IEICE Technical Report,
vol. 119,
no. 448,
pp. 309-314,
Mar. 2020.
Official location
-
Shunya Imada,
Yoshitaka takaku,
Kiyomichi Araki,
Tao Yu,
Tran Gia Khanh,
Kei Sakaguchi,
Tomohiro Mogi,
Takeshi Yajima.
Study on Full Duplex 4k Video Transmission Systems by Multi-Drones in 5.7GHz band,
IEICE Technical Report,
vol. 119,
no. 448,
pp. 105-110,
Mar. 2020.
-
Kousuke Hirata,
小笹 正聖,
Kei Sakaguchi,
Gia Khanh Tran.
Design of Dynamic mmWave Mesh Backhaul with Drones,
電子情報通信学会2020年総合大会,
Mar. 2020.
-
小笹 正聖,
Kousuke Hirata,
Kei Sakaguchi,
Gia Khanh Tran.
Location of UAV Base Station Using Millimeter Waves in Disaster,
電子情報通信学会2020年総合大会,
Mar. 2020.
-
Amr Amrallah,
Ehab Mahmoud Mohamed,
Gia Khanh Tran,
Kei Sakaguchi.
Multi-User Multi-Armed Bandits Learning for Dynamic Spectrum Access System,
移動通信ワークショップ2020,
Mar. 2020.
-
Shunya Imada,
Yoshitaka Takaku,
Kiyomichi Araki,
ユ タオ,
Gia Khanh Tran,
Kei Sakaguchi,
茂木智弘,
矢島武.
5.7GHz帯を用いたマルチドローン全二重4K映像伝送システムに関する検討,
移動通信ワークショップ2020,
Mar. 2020.
-
Jin Nakazato,
Makoto Nakamura,
Tao Yu,
Zongdian Li,
Gia Khanh Tran,
Kei Sakaguchi.
通信事業者及びバックホール事業者を考慮したMECセルラネットワークの設計,
電子情報通信学会無線通信システム研究会,
電子情報通信学会技術研究報告; 信学技報,
電子情報通信学会,
Vol. 119,
No. 345,
pp. 83-88,
Dec. 2019.
Official location
-
Makoto Nakamura,
Hiroaki Nishiuchi,
Konstantin Koslowski,
Julian Daube,
Ricardo Santos,
Gia Khanh Tran,
Kei Sakaguchi.
ミリ波エッジクラウドでのSDNによるバックホール制御の特性評価,
電子情報通信学会2019年ソサイエティ大会,
Sept. 2019.
-
Shoma Tanaka,
Gia Khanh Tran,
Kei Sakaguchi.
UAVセンサを用いた電波発信源の屋外位置推定の検討,
電子情報通信学会2019年ソサイエティ大会,
Sept. 2019.
-
Azril HANIZ,
Gia Khanh TRAN,
Kei SAKAGUCHI,
Jun-ichi TAKADA,
Toshihiro YAMAGUCHI,
Shintaro ARATA.
[Panel Discussion] Multi-frequency Radio Map Database Construction and its Application in Positioning,
IEICE Society Conference,
IEICE,
Sept. 2018.
-
Gia Khanh Tran,
Ricardo Santos,
Konstantin Koslowski,
Hiroaki Nishiuchi,
Makoto Nakamura,
Kei Sakaguchi.
Performance Evaluation for Millimeter-wave Backhaul and Edge Cloud Networks,
Multiple Innovative Kenkyu-kai Association for Wireless Communications 2018,
Sept. 2018.
-
Azril HANIZ,
Gia Khanh TRAN,
Kei SAKAGUCHI,
Jun-ichi TAKADA,
Toshihiro YAMAGUCHI,
Tsutomu Mitsui,
Shintaro ARATA.
[Invited] Localization of Unknown Radios in Urban Enviroments -- On-campus Experiment Results --,
電子情報通信学会SRW研究会,
信学技報,
Aug. 2018.
-
Makoto NAKAMURA,
Gia Khanh TRAN,
Kei SAKAGUCHI.
Interference Management for Millimeter-Wave Mesh Backhaul Networks,
Special Issue on Wireless Distributed Networks 2018,
July 2018.
-
Makoto NAKAMURA,
Gia Khanh TRAN,
Kei SAKAGUCHI.
Study on Interference Management for Millimeter-Wave Mesh Backhaul Networks,
IEICE General Conference 2018,
Mar. 2018.
-
Hiroaki NISHIUCHI,
Gia Khanh TRAN,
Kei SAKAGUCHI.
Prefetching Algorithm for 5G mmWave HetNet under Backhaul Constraint,
IEICE General Conference 2018,
Mar. 2018.
-
Azril HANIZ,
Gia Khanh TRAN,
Kei SAKAGUCHI,
Jun-ichi TAKADA,
Toshihiro YAMAGUCHI,
Tsutomu Mitsui,
Shintaro ARATA.
[Invited] Machine Learning Based Regression of Fingerprint Database for Unknown Emitter Localization,
電子情報通信学会移動通信ワークショップ,
信学技報,
Feb. 2018.
-
Tao YU,
Gia Khanh TRAN,
Kei SAKAGUCHI.
[Invited] A Lighting Control System Using Battery-less Wireless Human Detection Sensor Networks,
IEICE Society Conference,
IEICE,
Sept. 2017.
-
Azril HANIZ,
Gia Khanh TRAN,
Kei SAKAGUCHI,
Jun-ichi TAKADA,
Toshihiro YAMAGUCHI,
Shintaro ARATA.
A Study on Spatial Averaging of RSS Fingerprints for Localization of Unknown Radios,
IEICE Society Conference,
IEICE,
Sept. 2017.
-
Konstantin Koslowski,
Jens Pilz,
Richard Weiler,
Wilhelm Keusgen,
Wilhelm Keusgen,
Thomas Haustein,
Gia Khanh Tran,
Hiroaki Ogawa,
Hiroaki Nishiuchi,
Takashi Tomura,
Kei Sakaguchi.
[Technology exhibit] 5G-MiEdge -- Millimeter-wave Edge Cloud as an Enabler for 5G Ecosystem --,
SR Technical Committee,
IEICE technical report,
IEICE,
May 2017.
-
Azril HANIZ,
Gia Khanh TRAN,
Kei SAKAGUCHI,
Jun-ichi TAKADA,
Toshihiro YAMAGUCHI,
Shintaro ARATA.
Preliminary Statistical Analysis of Localization Error in the Presence of Spatial Correlation,
IEICE General Conference,
IEICE,
Mar. 2017.
-
Hiroaki Nishiuchi,
Gia Khanh Tran,
Tetsuki Taniguchi,
Kiyomichi Araki,
Kei Sakaguchi.
Scheduling of Prefetching for 5G Cellular Networks using Mobile Edge Cloud,
SR Technical Committee,
IEICE technical report,
IEICE,
Vol. 2017-3-SR-RCS-SRW,
Mar. 2017.
-
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki,
Makoto Ando,
JIRO HIROKAWA,
Kazuhiko Fukawa,
Yu Yuan Chang,
Jun-ichi Takada,
Kentaro Saito,
Akira Matsuzawa,
Kenichi Okada,
Masaya Miyahara.
[Invited Talk] Technical Challenges to Realize mmWave based 5G Cellular Networks,
RCS Technical Committee,
IEICE technical report,
IEICE,
Oct. 2016.
-
Ryouta Kosaka,
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki.
[Poster Presentation] Indoor Localization System with Wi-Fi Fingerprints and Pedestrian Dead Reckoning,
CQ Technical Committee,
IEICE technical report,
IEICE,
Vol. 2016-10-CQ,
Oct. 2016.
-
Hidekazu Shimodaira,
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki.
Cell Association Method with QoS Consideration for Heterogeneous Networks,
IEICE Society Conference,
IEICE,
Sept. 2016.
-
Azril HANIZ,
Gia Khanh TRAN,
Kei SAKAGUCHI,
Jun-ichi TAKADA,
Toshihiro YAMAGUCHI,
Tsutomu MITSUI,
Shintaro ARATA.
Optimization of Sensor Layout for Localization using Signal Strength Difference Fingerprints,
IEICE Society Conference,
IEICE,
Sept. 2016.
-
Yu Yuan Chang,
Sayako Haze,
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki,
Hikokazu Fukawa.
[Invited Lecture] User Scheduling for Millimeter Wave MU-MIMO in Small Conference Room--Evaluation with 3-sector Access Point Model and Proportional Fairness --,
BCT Technical Committee,
放送技術研究会技法,
July 2016.
-
Hidekazu Shimodaira,
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki.
A Study on the Optimal Combination of Cooperative Transmission Scheme and Frequency Band for 5G,
SR Technical Committee,
IEICE technical report,
IEICE,
Vol. 2016-07-SR,
July 2016.
-
Hiroaki Ogawa,
hidekazu shimodaira,
Gia Khanh Tran,
Kei Sakaguchi,
Thomas Haustein.
Joint RAN & Backhaul Optimization for Millimeter-wave 5G,
RCS Technical Committee,
IEICE technical report,
IEICE,
Vol. 2016-06-RCS,
June 2016.
-
HANIZ Azril,
TRAN Gia Khanh,
SAITO Kentaro,
SAKAGUCHI Kei,
TAKADA Jun-ichi,
HAYASHI Daisuke,
YAMAGUCHI Toshihiro,
ARATA Shintaro.
Poster Presentation : Dynamic Tracking of Unknown Emitters in Urban Environments using Particle Filters (Short Range Wireless Communications),
電子情報通信学会技術研究報告 = IEICE technical report : 信学技報,
電子情報通信学会,
Vol. 116,
No. 30,
Apr. 2016.
-
Gia Khanh Tran,
Hidekazu Shimodaira,
Kei Sakaguchi,
Kiyomichi Araki.
Dynamic ON/OFF of smallcell BS in C-RAN based 5G HetNet supporting user’s satisfaction,
RCS Technical Committee,
IEICE technical report,
IEICE,
Vol. 2016-04-RCS,
Apr. 2016.
-
Azril HANIZ,
Gia Khanh TRAN,
Kentaro SAITO,
Kei SAKAGUCHI,
Jun-ichi TAKADA,
Daisuke HAYASHI,
Toshihiro YAMAGUCHI,
Shintaro ARATA.
[Invited Lecture] Fingerprint-based Localization of Unknown Radio Emitters in Non Line-of-Sight Environments,
SR Technical Committee,
IEICE Technical Report,
IEICE,
Vol. 2016-3-SR-RCS-CCS-SRW,
Mar. 2016.
-
Ryouta Kosaka,
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki.
Indoor Localization System based on Multiple AP and its Experimental Investigation,
SR Technical Committee,
IEICE technical report,
IEICE,
Vol. 2016-3-SR-RCS-CCS-SRW,
Mar. 2016.
-
Yu Yuan Chang,
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki.
[Invited Lecture] Simple Inter-carrier Interference Compensation Scheme for Millimeter Wave OFDM Systems -- PER Evaluation considering Channel Estimation --,
SR Technical Committee,
IEICE technical report,
IEICE,
Vol. 2016-3-SR-RCS-CCS-SRW,
Mar. 2016.
-
HANIZ Azril,
TRAN Gia Khanh,
SAITO Kentaro,
SAKAGUCHI Kei,
TAKADA Jun-ichi,
HAYASHI Daisuke,
YAMAGUCHI Toshihiro,
ARATA Shintaro.
Fingerprint-based Localization of Unknown Radio Emitters in Non Line-of-Sight Environments (スマート無線) -- (移動通信ワークショップ),
電子情報通信学会技術研究報告 = IEICE technical report : 信学技報,
電子情報通信学会,
Vol. 115,
No. 473,
Feb. 2016.
-
Yu Yuan Chang,
Keisuke Hirota,
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki.
[Invited Lecture] A Study of User Scheduling for Millimeter-wave MU-MIMO Systems -- Evaluation with Small Conference Room Channel Model and 3-secter Access Point --,
AP Technical Committee,
IEICE technical report,
IEICE,
Vol. 2015-11-AP-RCS-WPT-SAT,
Nov. 2015.
-
Gento Matsushita,
Daiki Maehara,
Kei Sakaguchi,
Seiichi Sampei.
LED照明に組み込んだマルチポイントワイヤレス給電システムの試作,
電子情報通信学会WPT研究会,
信学技報,
IEICE,
Nov. 2015.
-
Kei Sakaguchi,
Gia Khanh Tran,
Kiyomichi Araki,
Makoto Ando,
JIRO HIROKAWA,
Kazuhiko Fukawa,
Yu Yuan Chang,
Jun-ichi Takada,
Kentaro Saito,
Akira Matsuzawa,
Kenichi Okada,
Masaya Miyahara.
[Invited Talk] 5G from Tokyo Institute of Technology Point of View -- For Realization of Millimeter-wave Heterogeneous Networks --,
RCS Technical Committee,
IEICE technical report,
IEICE,
Oct. 2015.
-
Ehab Mahmoud Mohamed,
Gia Khanh Tran,
Kei Sakaguchi,
Seiichi Sampei.
[Technology exhibit] Hardware Demonstration of WiFi fingerprint based mmWave beamforing,
SR Technical Committee,
IEICE technical report,
IEICE,
Oct. 2015.
-
Yu Yuan Chang,
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki.
[Poster presentation] Inter-carrier Interference Compensation Scheme for Millimeter Wave OFDM Systems,
SR Technical Committee,
IEICE technical report,
IEICE,
Oct. 2015.
-
Gia Khanh TRAN,
Hidekazu SHIMODAIRA,
Kei SAKAGUCHI.
[Invited Lecture] Green 5G HetNet with C-RAN based Dynamic Resource Management,
IEICE Society Conference,
IEICE Society Conference 2015,
Sept. 2015.
-
Yuyuan CHANG,
Gia Khanh TRAN,
Kei SAKAGUCHI,
Kiyomichi ARAKI.
Dual-Channel Digital Predistortion for Memory Nonlinear Power Amplifier with Limited Oversampling Rate,
IEICE Society Conference,
IEICE Society Conference 2015,
Sept. 2015.
-
Gia Khanh Tran,
Ryosuke Iwata,
Ehab Mahmoud Mohamed,
Kei Sakaguchi.
[Invited Lecture] WiFi Fingerprint based Coordinated Mm-wave Beamforming,
AP Technical Committee,
IEICE technical report,
IEICE,
July 2015.
-
Hidekazu Shimodaira,
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki.
Cell Association Method for Millimeter Wave Heterogeneous Network with MU-MIMO,
SR Technical Committee,
IEICE technical report,
IEICE,
Vol. 2015-03-SR,
Mar. 2015.
-
Yusuke Kuki,
Tao Yu,
Gento Matsushita,
Daiki Maehara,
Kei Sakaguchi,
Seiichi Sampei.
人感センサネットワークを用いた自動照明制御システムの開発,
総合大会,
講演論文集,
IEICE,
Mar. 2015.
-
Gia Khanh Tran,
Hidekazu Shimodaira,
Kei Sakaguchi,
Kiyomichi Araki.
Study on dynamic ON/OFF cell association in cloud cooperated HetNet,
SR Technical Committee,
IEICE technical report,
IEICE,
Vol. 2015-03-SR,
Mar. 2015.
-
Kei Sakaguchi,
Daiki Maehara.
ワイヤレス給電で駆動するバッテリレスセンサを用いた照明制御システム,
総合大会,
講演論文集,
IEICE,
Mar. 2015.
-
Hidekazu Shimodaira,
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki.
Investigation on Millimeter-wave Spectrum for 5G,
SR Technical Committee,
IEICE technical report,
IEICE,
Vol. 2015-01-SR,
Jan. 2015.
-
Kei Sakaguchi,
Hidekazu Shimodaira,
Gia Khanh Tran.
[MiWEBA] Role of Millimeter-Wave in 5G Heterogeneous Cellular Networks,
IEICE Society Conference,
2014年ソサイエティ大会,
Sept. 2014.
-
Ryouta Kosaka,
Hidekazu Shimodaira,
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki.
Antenna Design with Transmit Beam-forming Control for Robust Base Station Cooperation Multi User-MIMO Systems,
SR Technical Committee,
IEICE technical report,
IEICE,
Vol. 2014-07-RCC-ASN-NS-RCS-SR,
July 2014.
-
Azril Haniz,
Minseok Kim,
Jun-ichi Takada,
Kei Sakaguchi,
荒田慎太郎.
Application of Geostatistical Techniques for RSSI Spatial Interpolation,
IEICE General Conference,
Proc. IEICE General Conference,
p. B-17-35,
Mar. 2014.
-
Hidekazu Shimodaira,
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki,
Satoshi Konishi,
Shinobu Namba,
Takahiro Hayashi.
[MiWEBA] Cell Association Method for Multi Band Heterogeneous Networks,
IEICE General Conference,
2014年総合大会,
Mar. 2014.
-
Gia Khanh Tran,
Ryosuke Iwata,
Kei Sakaguchi,
Kiyomichi Araki.
[Invited Lecture] Research and Development of Space-Spectrum Sharing MIMO Network,
SR Technical Committee,
IEICE technical report,
IEICE,
Vol. 2014-03-RCS-SR-SRW,
Mar. 2014.
-
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki.
[MiWEBA] A study on power control in C-RAN based U/C splitting HetNet,
IEICE General Conference,
2014年総合大会,
Mar. 2014.
-
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki.
Base station power control in C-RAN based U/C splitting HetNet,
SR Technical Committee,
IEICE technical report,
IEICE,
Vol. 2014-1-SR,
Jan. 2014.
-
Kei Sakaguchi,
Daiki Maehara,
Seiichi Sampei,
Kiyomichi Araki.
バッテリレスセンサネットワークのための新しい屋内空間の提案,
SR Technical Committee,
Technical report,
IEICE,
vol. 113,
no. 131,
pp. 71-76,
July 2013.
-
Namzilp Lertwiram,
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki.
Network planning methodology for wireless multi-hop networks in practical environments,
IEICE Technical Report,
2013-07-ASN-RCS-NS-SR,
July 2013.
-
Kentaro Sano,
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki,
Daisuke Hayashi,
Toshihiro Yamaguchi,
Shintaro Arata,
Jun-ichi Takada.
Location Estimation Method of Radio Source by Using Widely Deployed Multi-sensor System in Urban Areas,
SR研,
信学技報,
May 2013.
-
Daiki Maehara,
赤井 亮太,
Kei Sakaguchi,
Seiichi Sampei,
Kiyomichi Araki,
Hiroshi Iwai.
バッテリレスセンサを用いたマルチポイント型無線電力伝送の実験検証,
電子情報通信学会AP研究会,
Technical Report,
IEICE,
vol. 113,
no. 3,
pp. 37-42,
Apr. 2013.
-
Ryota Akai,
Kei Sakaguchi,
Seiichi Sampei,
Daiki Maehara,
Kiyomichi Araki.
無線電力伝送で駆動するバッテリレスセンサの試作,
総合大会,
講演論文集,
IEICE,
Mar. 2013.
-
Hidekazu Shimodaira,
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki,
Satoshi Konishi,
Noriaki Miyazaki.
Diamond Cellular Network -- Combination of Small Power Basestations and CoMP Cellular Networks --,
IEICE Technical Report,
Feb. 2013.
-
Roya Rezagah,
Daisuke Matsuo,
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki,
Satoshi Konishi,
Noriaki Miyazaki.
Large Scale Cooperation in Cellular Networks with Non-uniform User Distribution,
IEICE Technical Report,
Feb. 2013.
-
Van Ky Nguyen,
Yusuke Kuki,
Tao Yu,
Gia Khanh Tran,
Kiyomichi Araki,
Kei Sakaguchi,
Seiichi Sampei.
ピーク電力制御用のマイクログリッドデモ,
RRRC研究会,
信学技報,
RRRC2012,
Jan. 2013.
-
Van Ky Nguyen,
Yusuke Kuki,
Tao Yu,
Gia Khanh Tran,
Kiyomichi Araki,
Kei Sakaguchi,
Seiichi Sampei.
Distributed Power Control Network Utilizing Home-gateway,
RRRC研究会,
信学技報,
RRRC2012,
Oct. 2012.
-
hidekazu shimodaira,
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki,
Noriaki Miyazaki,
Shoji KANEKO,
Satoshi Konishi,
Yoji KISHI.
Optimal Picocell Deployment in Heterogeneous Networks with Hotspots,
IEICE Technical Report,
2012-07-SR,
July 2012.
-
Namzilp Lertwiram,
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki.
Practical Relay Node Placement for MIMO Two-way Relay Networks in a U-Shaped Corridor Environment,
IEICE Technical Report,
2012-07-SR,
July 2012.
-
Van Ky Nguyen,
Daiki Maehara,
Namzilp Lertwiram,
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki.
Hardware Demonstration on Distributed Electric Power Control Network,
Technical Report,
IEICE,
vol. 112,
no. 55,
pp. 53-58,
May 2012.
-
Ikuma Ando,
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki.
User scheduling in MU-MIMO system considering codebook design and interference among users,
RCS研究会,
信学技報,
電子情報通信学会,
RCS2012,
May 2012.
-
Doppo Sugimura,
Maki Arai,
Kei Sakaguchi,
Kiyomichi Araki,
Takayuki SOTOYAMA,
Masayuki Hoshino.
Optimization of Base Station Antenna Directivity for Base Station Cooperation Cellular Systems,
信学技報,
RCS2012-20,
Apr. 2012.
-
Daiki Maehara,
Kei Sakaguchi,
Kiyomichi Araki,
Takehiro Miyamoto,
Minoru Furukawa,
白土正.
Experimental study on multi-point wireless energy transmission at 950 MHz band,
Technical report,
IEICE,
vol. 111,
no. 487,
pp. 13-17,
Mar. 2012.
-
Daisuke Matsuo,
Shinichi Tajima,
Kei Sakaguchi,
Kiyomichi Araki,
Shoji KANEKO,
Noriaki Miyazaki,
Satoshi Konishi,
Yoji KISHI.
A Study on Multi-User MIMO Base Station Cooperation System with Semi-Static Clustering,
IEICE General Conference,
IEICE General Conference,
IEICE General Conference,
B-5-117,
Mar. 2012.
-
Kentaro Sano,
Masahiro Watanabe,
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki,
Daisuke Hayashi,
Shintaro Arata.
Method for Location Estimation of Cellular Phone with Illegal Use,
SR研,
信学技報,
Mar. 2012.
-
Masahiro Watanabe,
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki,
Daisuke Hayashi,
Shintaro Arata.
Methods for improving the accuracy of ray-tracing propagation channels using measured channels from known sources,
IEICE General Conference,
Proc. of IEICE General Conference,
Mar. 2012.
-
Shinichi Tajima,
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki,
Noriaki Miyazaki,
Shoji KANEKO,
Satoshi Konishi,
Yoji KISHI.
Resource Allocation Optimization for Fractional Frequency Sharing in Heterogeneous Networks,
IEICE General Conference,
Proc. of IEICE General Conference,
B-5A,
Mar. 2012.
-
Hajime Nakamichi,
Maki Arai,
Kei Sakaguchi,
Kiyomichi Araki,
Takayuki SOTOYAMA,
Masayuki Hoshino.
Antenna Design for Multi-User MIMO to be Robust against Channel Feedback Error,
信学技報,,
A・P2011-199,
Mar. 2012.
-
Gia Khanh Tran,
Rindranirina Ramamonjison,
Kei Sakaguchi,
Kiyomichi Araki.
Distributed and joint optimization of power and transceiver beam pattern in two-way MIMO relay networks,
RCS研究会,
信学技報,
電子情報通信学会,
RCS2011-244,
Dec. 2011.
-
Van Ky Nguyen,
Namzilp Lertwiram,
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki.
Study on Distributed Power Control Network to Suppress the Peak Power Consumption,
RRRC研究会,
信学技報,
RRRC2011-13,
Nov. 2011.
-
Maki Arai,
Kei Sakaguchi,
Kiyomichi Araki,
Yoshio Koyanagi,
Takayuki SOTOYAMA.
Optimization of MIMO Antenna Directivities and Derivation of Current Distributions by Using Spherical Mode Expansion,
IEICE Technical Report,
A・P2011-99,
Nov. 2011.
-
Shinichi Tajima,
Tran Gia Khanh,
Kei Sakaguchi,
Kiyomichi Araki,
Shoji KANEKO,
Noriaki Miyazaki,
Satoshi Konishi,
Yoji KISHI.
Resource allocation model and parameter optimization in Heterogeneous Networks,
信学技報,
RCS2011-197,
Nov. 2011.
-
Masahiro Watanabe,
Takao Sekiguchi,
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki,
Daisuke Hayashi,
Shintaro Arata.
Detection of unidentified radio emitter employing multiple sensors toward the realization of distributed spectrum monitor,
SR研究会,
電子情報通信学会 信学技報,
Vol. IEICE-111,
No. IEICE-SR-261,
pp. 127-134,
Oct. 2011.
-
Gia Khanh Tran,
Putro Wicaksono Ragil,
Daiki Maehara,
Kei Sakaguchi,
Kiyomichi Araki,
Minoru Furukawa.
Link Design for Indoor Sensor Networks Driven by Wireless Power Transmission,
Technical Report,
IEICE,
vol. 111,
no. 261,
pp. 135-142,
Oct. 2011.
-
Kei Sakaguchi,
Putro Wicaksono Ragil,
Gia Khanh Tran,
Daiki Maehara,
Kiyomichi Araki,
Minoru Furukawa.
Link Design and Evaluation for Indoor Sensor Networks with Wireless Energy Transmission,
SRW研究会,
Technical Report,
Oct. 2011.
-
Hidekazu Shimodaira,
Shinichi Tajima,
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki,
Shoji Kaneko,
Noriaki Miyazaki,
Yoji Kishi.
Design of Pico Cell Parameters in Heterogeneous Network,
IEICE Society Conference 2011,
BS-3-12,
Sept. 2011.
-
Shinichi Tajima,
Rindranirina Ramamonjison,
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki,
Noriaki Miyazaki,
Shoji Kaneko,
Yoji Kishi.
Optimization for Fractional Frequency Sharing in Heterogeneous Network,
IEICE Society Conference 2011,
BS-3-13,
Sept. 2011.
-
Keiichi Mizutani,
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki.
Network Synchronization for TDD-OFDM Two-way Multi-hop Relay Networks with MIMO Network Coding,
IEICE Society Conference 2011,
B-5-24,
Sept. 2011.
-
Kei Sakaguchi,
Daisuke Matsuo,
Naoki Kusashima,
Shinichi Tajima.
RRH Based Base Station Cooperation Cellular Network and Resource Management,
IEICE Technical Report,
RCS2011-86,
July 2011.
-
Daisuke Matsuo,
Maki Arai,
Kei Sakaguchi,
Kiyomichi Araki.
A Study on Arrangement of Scatterers for Realization of Spatial Fading Emulator,
IEICE General Conference 2011,
BS-1-4,
Mar. 2011.
-
Doppo Sugimura,
Maki Arai,
Kei Sakaguchi,
Kiyomichi Araki,
Takayuki SOTOYAMA.
A Study on Vertical Pattern of Base Station Antennas for Base Station Cooperation System,
IEICE Technical Report,
AP2010-182,
Mar. 2011.
-
Daiki Maehara,
Keiichi Mizutani,
Kei Sakaguchi,
Kiyomichi Araki,
Tadashi Shirato,
Minoru Furukawa,
Takehiro Miyamoto,
Miki Negishi.
Techniques for avoidance of standing wave problem in wireless power transmission at 950MHz band,
IEICE General Conference,
Proc. of IEICE General Conference,
IEICE,
Mar. 2011.
-
Daisuke Matsuo,
Maki Arai,
Kei Sakaguchi,
Kiyomichi Araki.
A Theoretical Study on Design of Spatial Fading Emulator Based on Clarke's Model,
IEICE Technical Report,
AP2010-183,
Mar. 2011.
-
Yuutarou Kida,
Keiichi Mizutani,
Gia Khanh Tran,
Takehiro Miyamoto,
Kei Sakaguchi,
Kiyomichi Araki.
Node Extension Typed Synchronization Method for MIMO Multi-hop Relay Network,
IEICE Technical Report,
SR2010-93,
Mar. 2011.
-
K. Sakaguchi,
K. Mizutani,
R. Ramamonjison,
G. K. Tran.
MIMO Two-Way Multi-hop Relay Networks,
IEICE Technical Report,
RCS2010-177,
Dec. 2010.
-
Minoru Komatsu,
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki,
James Okello,
Masao IKEKAWA.
Efficient Weight Control for Two-way SVD-MIMO Communication Using QR Decomposition in TDD System,
IEICE Society Conference 2010,
B-5-57,
Mar. 2010.
-
Kei SAKAGUCHI,
Ragil PURTO WICAKSONO,
Keiichi MIZUTANI,
Gia Khanh TRAN.
Wireless Grid to Realize Ubiquitos Networks with Wireless Energy Supply,
IEICE Technical Report,
Vol. 109,
No. 440,
p. 339-344,
Mar. 2010.
Official location
-
Mitsuteru Yoshida,
Kei Sakaguchi,
Kiyomichi Araki.
Single RF Front-end MIMO transceiver with parasitic antenna elements,
IEICE Society Conference 2010,
Mar. 2010.
-
Namzilp Lertwiram,
Gia Khanh Tran,
Keiichi Mizutani,
Kei Sakaguchi,
Kiyomichi Araki.
Propagation Measurement of MIMO Relay Network in Strong Shadowing Indoor Environment at 5 GHz Band,
IEICE Technical Report,
vol. 109,
no. 440,
pp. 161-166,
Mar. 2010.
-
K. Umebayashi,
T. Fujii,
G. K. Tran,
F. Ono,
K. Sakaguchi.
A study on Spectrum Sharing by Cognitive MIMO Mesh Network,
IEICE Technical Report,
SR2009-61, vol. 109,
Oct. 2009.
-
G. K. Tran,
K. Umebayashi,
F. Ono,
T. Fujii,
K. Sakaguchi.
Performance analysis of mesh network introducing 2D MIMO network coding,
IEICE Technical Report,
SR2009-67, vol. 109,
Oct. 2009.
-
J. Lee,
G. K. Tran,
K. Sakaguchi,
K. Araki.
Power Allocation for Two-way MIMO relay network,
IEICE Society Conference 2009,
B-5-57,
Sept. 2009.
-
G. K. Tran,
K. Sakaguchi,
F. Ono,
K. Araki.
Y-type MIMO network coding with cooperative null beamforming,
電子情報通信学会,
信学技報,
電子情報通信学会,
RCS2008-257, vol. 108,
no. 445,
pp. 267-272,
Mar. 2009.
Official location
-
Mariko Saitou,
鎌田裕之,
Kei Sakaguchi,
Kiyomichi Araki.
IQ imbalance compensation for RF MIMO fading simulator,
移動通信ワークショップ,
信学技報,,
Vol. 108,
No. 446,
SR2008-93, pp. 27-32,
Mar. 2009.
-
Lee Jonghyun,
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki.
Power Allocation for Two-way MIMO relay network,
移動通信ワークショップ,
信学技報,
電子情報通信学会,
AN2008-68, vol. 108,
no. 447,
pp. 23-27,
Mar. 2009.
-
I. D. Garcia,
K. Sakaguchi,
N. Kusashima,
K. Araki,
Shoji KANEKO,
Takashi INOUE.
Cell Planning of Fractional Base Station Cooperation Network based on MIMO Channel Model,
IEICE AP,
IEICE Technical Report,
Vol. 108,
No. 475,
AP2008-233, pp. 107-112,
Mar. 2009.
-
G. K. Tran,
K. Sakaguchi,
F. Ono,
K. Araki.
Cooperative relay using distributed STBC in rotary typed MIMO network coding,
IEICE General Conference,
Proc. of IEICE General Conference,
B-5-91,
Mar. 2009.
-
Kei Sakaguchi.
Distributed Cooperative Wireless Networks,
IEICE Technical Report,
Vol. SR2008-107,
pp. 121-126,
Mar. 2009.
-
Mitsuteru Yoshida,
Kei Sakaguchi,
Kiyomichi Araki.
寄生素子のある伝搬路応答の確率密度関数,
信学総大,
Mar. 2009.
-
G. K. Tran,
K. Sakaguchi,
F. Ono,
K. Araki.
2-D MIMO Network Coding and Cooperative Null Beamforming,
電子情報通信学会,
IEICE Technical Report,
電子情報通信学会,
SR2008-53, vol. 108,
no. 250,
pp. 105-112,
Oct. 2008.
Official location
-
Mitsuteru Yoshida,
Kei Sakaguchi,
Kiyomichi Araki.
ユーザ間の相関と公平性を考慮したユーザスケジューリングの一検討,
信学技報,
Vol. 108,
No. 249,
pp. 31-35,
Oct. 2008.
-
I. D. Garcia,
K. Sakaguchi,
K. Araki.
Transmitter Optimization on Null Constrained Gaussian MIMO Broadcast Channels,
IEICE Technical Report,
Vol. 108,
No. 250,
SR2008-55, pp. 119-126,
Oct. 2008.
-
Kei Sakaguchi.
Heterogeneous Wireless Distibuted Networks,
電子情報通信学会,
信学技報,
電子情報通信学会,
Vol. SR2008-61,
pp. 159-164,
Oct. 2008.
-
Fumie Ono,
Kei Sakaguchi.
Performance Analysis of Multi-Stream Two-Way MIMO Multi-Hop Networks,
電子情報通信学会 SR RCS USN AN,
IEICE Technical Report,
Vol. 108,
No. 251,
AN2008-41, pp. 71-76,,
Oct. 2008.
-
藤井威生,
Kei Sakaguchi,
小野文枝,
梅林健太.
High Speed High Reliability Synchronized Wireless Distributed Network based on Cognitive Concept,
電子情報通信学会 SR RCS USN AN 研究会,
信学技報,,
Vol. 108,
No. 250,
pp. SR2008-58, pp. 137-144,
Oct. 2008.
-
Keiichi Mizutani,
Gia Khanh Tran,
Kiyomichi Araki,
Kenji Oiishi,
Kenichi Kamada,
Shusaku Shimada,
Fumie Ono,
Kei Sakaguchi.
Development of Cognitive MIMO Mesh Relay Node,
IEICE Society Conference,
Proceedings of the 2008 IEICE Society Conference,
B-17-22,
Sept. 2008.
-
Mariko Saitou,
鎌田 裕之,
Kei Sakaguchi,
Kiyomichi Araki.
Self-IQ-imbalance Compensation Scheme without Reference Modulator nor Demodulator,
電子情報通信学会,
信学技報. RCS, 無線通信システム,
Vol. 108,
No. 188,
pp. RCS2008-70 pp 103-108,
Aug. 2008.
-
Keiichi Mizutani,
Gia Khanh Tran,
Kiyomichi Araki,
Kenji Oishi,
Kamada Kenichi,
Shusaku Shimada,
Fumie Ono,
Kei Sakaguchi.
Cognitive MIMO Mesh Relay Node at 950MHz Band,
IEICE Technical Committee on Software Radio,
IEICE Technical Report,
SR2008-31, vol. 108,
no. 172,
pp. 87-94,
July 2008.
Official location
-
Kei Sakaguchi.
コグニティブメッシュネットワークにおける物理層技術,
信学技報,,
SR2008-16,
May 2008.
-
Fumie Ono,
Kei Sakaguchi.
MIMOネットワークコーディングを用いた高効率マルチホップ無線ネットワーク,
信学技報,
Vol. 107,
no. 520 WBS2007-117,
pp. 77-81,
Mar. 2008.
-
中川 佑一,
Katsuya Kato,
Satoshi Suyama,
Kei Sakaguchi,
HIROSHI SUZUKI,
Kiyomichi Araki,
山口 敏弘,
海賀 和彦,
荒田 慎太郎.
MIMOフェージングシミュレータのWiMAX<Eチャネルモデルの実装,
電子情報通信学会総合大会,
B-5-94,
Mar. 2008.
-
Kei Sakaguchi.
今後の無線通信へ向けたコグニティブ無線,
信学総大,
BP-6-5,
Mar. 2008.
-
Keiichi Mizutani,
Kei Sakaguchi,
Kiyomichi Araki.
Performance Comparison between Feedback and Feedback-less Method to Obtain CSI in Multi-user MIMO Precoding,
IEICE Technical Committee on Radio Communication System,
IEICE Technical Report,
vol. 107,
no. 518, RCS2007-242,
pp. 335-340,
Mar. 2008.
-
Kei Sakaguchi.
Distributed MIMO network,
IEICE Tokyo chapter symposium,
Feb. 2008.
-
Masashi Iwabuchi,
Kei Sakaguchi,
Kiyomichi Araki.
Study on Multi-Channel Receiver based on Polyphase Filter Bank,
電子情報通信学会総合大会,
信学技報,
SR2007-83,
pp. 109-114,
Jan. 2008.
-
Keiichi Mizutani,
Gia Khanh Tran,
Masashi Noda,
Leng KY,
Kei Sakaguchi,
Kiyomichi Araki.
Experiment of Capacity Improvement by MIMO Relay,
IEICE Society Conference,
Proceedings of the 2007 IEICE Society Conference,
B-1-4,
pp. 4,
Sept. 2007.
-
Masashi Noda,
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki.
Eigenmode Tomlinson-Harashima Precoding for Multi-antenna Multi-user MIMO Broadcast Channel,
IEICE Society Conf.,
Proceedings of the Society Conference of IEICE,
電子情報通信学会,
B-5-41,
pp. 363,
Aug. 2007.
Official location
-
中川佑一,
unknown unknown,
Katsuya Kato,
Satoshi Suyama,
Kei Sakaguchi,
Kiyomichi Araki,
HIROSHI SUZUKI,
山口敏浩,
海賀和彦,
荒田慎太郎.
Evaluation of MIMO fading simulator for cellular system,
信学技法,,
SR2007-29,
July 2007.
-
Masashi Noda,
Gia Khanh Tran,
Leng KY,
Keiichi Mizutani,
Kei Sakaguchi,
Kiyomichi Araki.
MIMO relay channel measurement system and initial measurement results,
IEICE Technical Committee on Software Radio,
IEICE Technical Report,
SR2007-28, vol. 107,
no. 162,
pp. 47-53,
July 2007.
Official location
-
小野文枝,
Kei Sakaguchi.
MIMOメッシュネットワークの2次元化に関する一検討,,
信学全大,,
B-21-5,
Mar. 2007.
-
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki.
Performance Analysis of MIMO Relay Network,
信学総大,
Proceedings of the IEICE General Conference,
電子情報通信学会,
B-21-3,
pp. 592,
Mar. 2007.
Official location
-
Kei Sakaguchi,
小野文枝.
MIMOメッシュネットワーク,
信学全大,
B-21-4,
Mar. 2007.
-
Nguyen Dung Dao,
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki.
MIMO中継伝搬モデルを用いたMIMO中継の特性解析,
信学全大,
B-21-14,,
Mar. 2007.
-
F.Ono,
K.Sakaguchi.
Throughput performance on wireless mesh network using multiple antennas,
IEICE Tech. Rep.,
pp. SN2006-46,
Dec. 2006.
-
K.Sakaguchi,
T.Fujii,
F.Ono,
K.Umebayashi.
Cognitive MIMO mesh network -Spatial spectrum sharing by using MIMO algorithm-,
IEICE Tech. Rep.,
pp. SR2006-44,
Nov. 2006.
-
Masashi Noda,
Gia Khanh Tran,
Nguyen Dung Dao,
Fumie Ono,
Kei Sakaguchi,
Kei Araki.
Performance analysis of multi-user MIMO system by using indoor wideband MIMO channel measurement data,
2006-10-RCS,
IEICE Tech. Rep.,
電子情報通信学会,
RCS2006-140, vol. 106,
no. 305,
pp. 43-48,
Oct. 2006.
Official location
-
Nguyen Dung Dao,
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki.
Evaluation of multi-user MIMO system throughput using MIMO propagation measurement data,
IEICE Society Conf.,
Proceedings of the Society Conference of IEICE,
電子情報通信学会,
B-1-225,
pp. 225,
Sept. 2006.
Official location
-
Yuichi Kakishima,
Gia Khanh Tran,
Kei Sakaguchi,
Kiyomichi Araki.
Experimental Analysis on MIMO-OFDM Eigenmode Transmission with MMSE Interference Canceller,
IEICE Society Conf.,
Proceedings of the Society Conference of IEICE,
電子情報通信学会,
B-5-19,
pp. 378,
Sept. 2006.
Official location
-
ダオグェンジュン,
Kei Sakaguchi,
Satoshi Suyama,
Riichiro Nagareda,
Jun-ichi Takada,
HIROSHI SUZUKI,
Kiyomichi Araki,
荒田慎太郎,
海賀和彦,
間鍋栄,
山口敏浩,
三輪勝二.
Implementation and evaluation of 4x4 MIMO fading simulator considering antenna characteristics,
IEICE Tech. Rep.,
SR2006-19,
July 2006.
-
坂田 勉,
岩井 浩,
山本 温,
小川晃一,
Dung Dao Nguyen,
Kei Sakaguchi,
Kiyomichi Araki.
一戸建家屋における5GHz帯伝搬特性基礎測定(2) ~XPR特性~,
2006年電子情報通信学会総合大会,
Mar. 2006.
-
岩井 浩,
坂田 勉,
山本 温,
小川晃一,
Dung Dao Nguyen,
Kei Sakaguchi,
Kiyomichi Araki.
一戸建家屋における5GHz帯伝搬特性基礎測定(1) ~フロア間伝搬~,
2006年電子情報通信学会総合大会,
B-1-219,
Mar. 2006.
-
Kei Mizutani,
Kei Sakaguchi,
Jun-ichi Takada,
Kiyomichi Araki.
時変動屋内MIMO伝搬路のドップラスペクトル解析,
信学全大,
B-1-14,
Mar. 2006.
-
中川,
小森,
megumi muraguchi,
河村,
大橋,
鎌田,
Kei Sakaguchi.
RF-IDリーダライタ(ISO18000-3 mode 2)のソフトウェア無線化に関する検討,
信学全大,
B-17-3,,
Mar. 2006.
-
Gia Khanh Tran,
Nguyen Dung Dao,
Kei Sakaguchi,
Kiyomichi Araki,
Hiroshi Iwai,
Tsutomu Sakata,
Koichi Ogawa.
Performance Analysis of Different MIMO Transmission Schemes in Residential Environment,
信学総大,
Proceedings of the IEICE General Conference,
The Institute of Electronics, Information and Communication Engineers,
B-5-45,
pp. 397,
Mar. 2006.
Official location
-
金,
柿島,
Kei Sakaguchi,
小野,
Kiyomichi Araki.
IEEE802.16eに準拠した4×4MIMO伝送実験系の構築,
信学全大,,
B-5-43,
Mar. 2006.
-
野田,
村口,
ティン,
Kei Sakaguchi,
Kiyomichi Araki.
SINR推定値に基づくMIMOアンテナ毎適応伝送方式,
信学全大,
B-5-67,
Mar. 2006.
-
阪口,
須山,
流田,
鄭,
朴,
高田,
鈴木,
荒木,
荒田,
海賀,
間鍋,
山口,
三輪.
4x4 MIMOフェージングシミュレータの実装,
信学技報,
信学技報,
pp. RCS2005-188,
Mar. 2006.
-
水谷,
阪口,
高田,
荒木.
屋内MIMO伝搬路の時間変動特性解析,
信学技報,
信学技報,
pp. AP2005-118,
Dec. 2005.
-
阪口.
MIMO-OFDM伝送システムの実力,
SITAワークショップ,
SITAワークショップ,
pp. none,
Nov. 2005.
-
Gia Khanh Tran,
Nguyen Dung Dao,
Kei Sakaguchi,
Kiyomichi Araki,
Hiroshi Iwai,
Tsutomu Sakata,
Koichi Ogawa.
Performance Analysis of MIMO-OFDM System using Indoor Wideband mimo Channel Measurement Data,
2005-10-AP-RCS,
信学技報,
電子情報通信学会,
AP2005-110, vol. 105,
no. 355,
pp. 151-156,
Oct. 2005.
Official location
-
鎌田,
阪口,
荒木.
MIMO-OFDMシステムにおける時間軸IQインバランス補償法,
信学技報,
信学技報,
pp. RCS2005-94,
Oct. 2005.
-
Gia Khanh Tran,
Nguyen Dung Dao,
Kei Sakaguchi,
Kiyomichi Araki,
Hiroshi Iwai,
Tsutomu Sakata,
Koichi Ogawa.
Throughput analysis of MIMO-OFDM system using indoor wideband mimo channel measurement data,
信学ソ大,
Proceedings of the Society Conference of IEICE,
The Institute of Electronics, Information and Communication Engineers,
B-1-223,
pp. 223,
Sept. 2005.
Official location
-
柿島,
レー,
水谷,
阪口,
荒木.
MIMOソフトウェア無線機の製作とMIMO-OFDM伝送システムの実装,
信学技報,
信学技報,
pp. SR2005-46,
July 2005.
-
岩井,
坂田,
小川,
ダオ,
水谷,
阪口,
荒木.
5GHz帯4×4 MIMO-OFDM室内伝搬特性測定実験,
信学技報,
信学技報,
pp. AP2005-58,
July 2005.
-
阪口,
水谷,
高田,
荒木.
Development of MIMO software defined radio at 5GHz band,
信学技法,
pp. SR2005-8,
May 2005.
-
Kei Sakaguchi.
MIMOソフトウェア無線機およびソフトウェア配布アーキテクチャの構築,
信学技報,
汪,水谷,山岡,阪口,荒木,
pp. SR04-24,
Mar. 2005.
-
鎌田,
阪口,
荒木.
MIMO-OFDMにおけるIQインバランスの影響とその補償法,
信学技報,
信学技報,
pp. WBS2004-57, AP2004-238, RCS2004-325, MoMuC2004-108, MW2004-235,
Mar. 2005.
-
チュア,
阪口,
荒木,
岩井,
坂田,
小川.
素子間結合を考慮した2×2MIMOシステムの特性理論解析と実証実験,
信学技報,
信学技報,
pp. WBS2004-118, AP2004-299, RCS2004-386, MoMuC2004-169, MW2004-296,
Mar. 2005.
Other Publication
-
Tao Yu,
Eisuke Fukuda,
Kei Sakaguchi.
東工大スマートモビリティ研究教育フィールドを活用した自動運転を支える通信技術の研究開発,
電波技術協会報FORN,
電波技術協会,
2023.3,
No. 351,
Mar. 2023.
-
Kei Sakaguchi,
李還幇,
Kenji Kawashima,
Gen Endo,
Takeshi Hatanaka,
林和則.
社会的距離とモビリティ・ロボティクス・IoT(韓国語版),
自動化技術,
hellot,
vol. 37,
443,
pp. 81-88,
Dec. 2021.
-
Kei Sakaguchi,
李還幇,
Kenji Kawashima,
Gen Endo,
Takeshi Hatanaka,
林和則.
社会的距離とモビリティ・ロボティクス・IoT,
計測と制御,
公益社団法人計測自動制御学会,
vol. 60,
no. 9,
pp. 647-653,
Sept. 2021.
-
Antonio De Domenico,
Nicola di Pietro,
Konstantin Koslowski,
Valerio Palestini,
Sergio Barberis,
Sergio Barbarossa,
Mattia Merluzzi,
Kei Sakaguchi,
Gia Khanh Tran,
Koji Takinami,
Katsuo Yunoki.
D5.3 ~ Final report on dissemination, standards, regulation and exploitation ~,
5G-MiEdge Deliverables,
5G-MiEdge,
July 2019.
-
Valerio Frascolla,
Robert Zaus,
Antonio De Domenico,
Nicola di Pietro,
Konstantin Koslowski,
Thomas Haustein,
Sergio Barberis,
Valerio Palestini,
Sergio Barbarossa,
Mattia Merluzzi,
Gia Khanh Tran,
Kei Sakaguchi,
Koji Takinami,
Katsuo Yunoki.
D1.4 ~ Final report on joint EU/JP vision, business models and eco-system impact ~,
5G-MiEdge Deliverables,
5G-MiEdge,
July 2019.
-
Thomas Haustein,
Konstantin Koslowski,
Julian Daube,
Kei Sakaguchi,
Gia Khanh Tran,
Hiroaki Nishiuchi,
Makoto Nakamura,
Tao Yu.
D4.3 ~ MiEdge field trials integrated in 5G-Berlin Testbed toward Tokyo Olympic 2020 ~,
5G-MiEdge Deliverables,
5G-MiEdge,
July 2019.
-
Sergio Barbarossa,
Francesca Cuomo,
Stefania Sardellitti,
Mattia Merluzzi,
Nicola di Pietro,
Gia Khanh Tran,
Kei Sakaguchi,
Valerio Frascolla,
Robert Zaus.
D3.4 ~ User/application centric orchestration of mmWave edge cloud ~,
5G-MiEdge Deliverables,
5G-MiEdge,
Feb. 2019.
-
Thomas Haustein,
Konstantin Koslowski,
Kei Sakaguchi,
Gia Khanh Tran,
Takashi Tomura,
Hiroaki Nishiuchi,
Makoto Nakamura,
Koji Takinami,
Tomoya Urushihara,
Daniele Disco,
Roberto Vallauri,
Andrea Vicentini.
D4.2 ~ 5G-MiEdge test-bed integrating mmWave access, liquid RAN C-plane, and user/application centric orchestration ~,
5G-MiEdge Deliverables,
5G-MiEdge,
Dec. 2018.
-
Thomas Haustein,
Konstantin Koslowski,
Sergio Barbarossa,
Stefania Sardellitti,
Francesca Cuomo,
Mattia Merluzzi,
Kei Sakaguchi,
Gia Khanh Tran,
Yuyuan Chang,
Koji Takinami,
Tomoya Urushihara,
Naganori Shirakata.
D2.2 ~ Design of mmWave ultra broadband access for 5G ~,
5G-MiEdge Deliverables,
5G-MiEdge,
Dec. 2018.
-
Thomas Haustein,
Konstantin Koslowski,
Antonio De Domenico,
Nicola di Pietro,
Sergio Barbarossa,
Stefania Sardellitti,
Francesca Cuomo,
Mattia Merluzzi,
Kei Sakaguchi,
Gia Khanh Tran,
Makoto Nakamura,
Koji Takinami,
Tomoya Urushihara.
D2.4 ~ Method of site specific deployment of mmWave edge cloud ~,
5G-MiEdge Deliverables,
5G-MiEdge,
Aug. 2018.
-
Valerio Frascolla,
Antonio De Domenico,
Kei Sakaguchi,
Valerio Palestini,
Sergio Barberis,
Sergio Barbarossa,
Gia Khanh Tran,
Koji Takinami,
Katsuo Yunoki.
D5.2 ~ Second report on dissemination, standards, regulation and exploitation plan ~,
5G-MiEdge Deliverables,
5G-MiEdge,
June 2018.
-
Gia Khanh Tran,
Hiroaki Nishiuchi,
Kei Sakaguchi,
Mattia Merluzzi,
Sergio Barbarossa,
Konstantin Koslowski,
Koji Takinami,
Valerio Frascolla.
D4.1 ~ Performance evaluation of 5G MiEdge based 5G cellular networks ~,
5G-MiEdge Deliverables,
5G-MiEdge,
June 2018.
-
Emilio Calvanese Strinati,
Nicola di Pietro,
Valerio Frascolla,
Sergio Barbarossa,
Sergio Barberis,
Kei Sakaguchi,
Gia Khanh Tran,
Yunoki Katsuo,
Koji Takinami.
D1.3 ~ System Architecture and Requirements ~,
5G-MiEdge Deliverables,
5G-MiEdge,
Mar. 2018.
-
Emilio Calvanese Strinati,
Nicola di Pietro,
Sergio Barbarossa,
Elena Ceci,
Francesca Costanzo,
Mattia Merluzzi,
Antonio Cianfrani,
Valerio Frascolla,
Jürgen Englisch,
Robert Zaus,
Kei Sakaguchi,
Gia Khanh Tran,
Yunoki Katsuo.
D3.1 ~ Architecture of mmWave edge cloud and requirement for control signaling ~,
5G-MiEdge Deliverables,
5G-MiEdge,
Dec. 2017.
-
Kei Sakaguchi,
Thomas Haustein,
Richard Weiler,
Konstantin Koslowski,
Antonio De Domenico,
Gourab Ghatak,
Sergio Barberis,
Valerio Palestini,
Flavio Muratore,
Sergio Barbarossa,
Andrea Baiocchi,
Antonio Cianfrani,
Elena Ceci,
Mattia Merluzzi,
Gia Khanh Tran,
Yuyuan Chang,
Koji Takinami,
Tomoya Urushihara,
Masashi Kobayashi.
D2.1 ~ Requirement and scenario definition for mmWave access, antenna and area planning for mmWave edge cloud ~,
5G-MiEdge Deliverables,
5G-MiEdge,
June 2017.
-
Valerio Frascolla,
Federico Miatton,
Antonio De Domenico,
Kei Sakaguchi,
Valerio Palestini,
Sergio Barbarossa,
Gia Khanh Tran,
Koji Takinami,
Katsuo Yunoki.
D5.1 ~ First report on dissemination, standards, regulation and exploitation plan ~,
5G-MiEdge Deliverables,
5G-MiEdge,
June 2017.
-
Valerio Frascolla,
Federico Miatton,
Antonio De Domenico,
Kei Sakaguchi,
Konstantin Koslowski,
Valerio Palestini,
Sergio Barberis,
Sergio Barbarossa,
Gia Khanh Tran,
Koji Takinami,
Katsuo Yunoki.
D1.2 ~ Mid-term report on joint EU/JP vision, business models and eco-system impact ~,
5G-MiEdge Deliverables,
5G-MiEdge,
June 2017.
-
Kei Sakaguchi,
Thomas Haustein,
Richard Weiler,
Antonio De Domenico,
Valerio Frascolla,
Sergio Barberis,
Valerio Palestini,
Flavio Muratore,
Sergio Barbarossa,
Andrea Baiocchi,
Antonio Cianfrani,
Gia Khanh Tran,
Koji Takinami.
D1.1 ~ Use Cases and Scenario Definition ~,
5G-MiEdge Deliverables,
5G-MiEdge,
Apr. 2017.
-
Kei Sakaguchi,
Seiichi Sampei,
Shinsuke Ibi,
Kiyomichi Araki,
Gia Khanh Tran,
Akira Yamaguchi,
Shinobu Namba,
Takahiro Hayashi,
Akira Agata,
Yasuhiro Suegara,
Takeo Ohseki,
Kazuya Moriwaki,
Hailan Peng,
Takayuki SOTOYAMA,
Toshiaki Sakurai,
Shozo Okasaka,
Ryuuji Muta,
Akihiro Saito,
Yasuaki Yuda,
Naoki Adachi.
ミリ波を活用するヘテロジニアスセルラネットワークの研究開発,
ICTイノベーションフォーラム2016,
Oct. 2016.
-
Maltsev Alexander,
Bolotin Ilya,
Lomayev Artyom,
Pudeyev Andrey,
Ingolf Karls,
Antonio De Domenico,
Ilario Filippini,
Kei Sakaguchi,
Gia Khanh Tran,
Hidekazu Shimodaira,
Roya Rezagah.
D4.5 ~ Overall system performance evaluation results ~,
MiWEBA Deliverables,
MiWEBA,
Dec. 2015.
-
Antonio De Domenico,
Maltsev Alexander,
Bolotin Ilya,
Lomayev Artyom,
Pudeyev Andrey,
Ingolf Karls,
Shozo Okasaka,
Ilario Filippini,
Kei Sakaguchi,
Gia Khanh Tran,
Roya Rezagah,
Hidekazu Shimodaira.
D4.4 ~ Dynamic activation & cell structuring algorithm and control protocols ~,
MiWEBA Deliverables,
MiWEBA,
Sept. 2015.
-
Antonio de Domenico,
Maltsev Alexander,
Bolotin Ilya,
Ingolf Karls,
Vincenzo Sciancalepore,
Ilario Filippini,
Antonio Capone,
Kei Sakaguchi,
Hidekazu Shimodaira,
Roya Rezagah,
Gia Khanh Tran.
D4.3 ~ Dynamic resource optimization algorithm and control protocols ~,
MiWEBA Deliverables,
MiWEBA,
May 2015.
-
Maltsev Alexander,
Bolotin Ilya,
Lomayev Artyom,
Pudeyev Andrey,
Ingolf Karls,
Shozo Okasaka,
Ilario Filippini,
Kei Sakaguchi,
Gia Khanh Tran,
Hidekazu Shimodaira,
Roya Rezagah.
D4.1 ~ System Level Simulator Specification ~,
MiWEBA Deliverables,
MiWEBA,
Dec. 2014.
-
Kei Sakaguchi,
Gia Khanh Tran,
Teppei Oyama,
Mai Ohta,
Masayuki Ariyoshi,
Kenta Umebayashi,
Osamu Takyu.
Technical Committee on Smart Radio - A new stage for advancing the frontiers of wireless communications technology -,
IEICE Communications Society – GLOBAL NEWSLETTER,
IEICE,
Vol. 38,
No. 3,
Sept. 2014.
Official location
-
Takahiro Kurosawa,
Keiichi Mizutani,
Takuji Sasou,
Noriyuki Arisaka,
Takehiro Miyamoto,
Kei Sakaguchi,
Kiyomichi Araki.
Development of Cognitive Wirwless Node at 950 MHz Band,
電子情報通信学会 信学技報,
pp. 73-80,
Dec. 2010.
-
Keiichi Mizutani,
Takehiro Miyamoto,
Takamichi Kannno,
Kei Sakaguchi,
Kiyomichi Araki.
Hardware Prototype for Two-way Multi-hop Relay Network with Network Coding,
IEICE Technical Committee on Software Radio,
IEICE Technical Report,
IEICE,
vol. 109,
no. 246,
pp. 127-133,
Oct. 2009.
-
keiichi Mizutani,
Takehiro Miyamoto,
Takamichi Kanno,
Kei Sakaguchi,
Kiyomichi Araki.
Multi-channel Two-way Multi-hop Relay Network Hardware Prototype,
IEICE Technical Committee on Software Radio,
IEICE Technical Report,
IEICE,
vol. 109,
no. 155,
pp. 61-67,
July 2009.
-
Keiichi Mizutani,
Kei Sakaguchi,
Kiyomichi Araki.
MIMO-OFDM Two-way Multihop Network and Network Synchronization Scheme,
IEICE Technical Committee on Software Radio,
IEICE Technical Report,
IEICE,
vol. 109,
no. 61,
pp. 43-49,
May 2009.
-
Kei Sakaguchi,
Jun-ichi Takada,
Hitoshi Yoshino,
Takashi Shono,
Yoshio Hirose.
Technical Commitee on Software Radio 2nd-year,
IEICE Communications Society Global Newsletter,
vol. 20,
p. 9-12,
June 2007.
Patent
-
Kei Sakaguchi,
Kazuki Maruta.
通信装置.
Patent.
Published.
国立大学法人東京工業大学, 株式会社デンソー.
2022/07/04.
特願2022-107886.
2024/01/17.
特開2024-006722.
2024.
-
Kei Sakaguchi,
Takumi Yoneda.
設置位置決定方法及び設置位置決定システム.
Patent.
Published.
国立大学法人東京工業大学, 日本電信電話株式会社.
2022/06/10.
特願2022-094637.
2023/12/21.
特開2023-180945.
2023.
-
Kei Sakaguchi.
無線通信システム.
Patent.
Published.
国立大学法人東京工業大学.
2021/12/28.
特願2021-214712.
2023/07/10.
特開2023-098140.
2023.
-
Kei Sakaguchi,
Takumi Yoneda.
中継器、無線通信システム、及び無線通信方法.
Patent.
Published.
国立大学法人東京工業大学, 日本電信電話株式会社.
2021/04/06.
特願2021-064769.
2022/10/19.
特開2022-160177.
2022.
-
Kei Sakaguchi,
Yue Yin.
通信装置.
Patent.
Published.
国立大学法人東京工業大学.
2020/02/04.
特願2020-017443.
2021/08/30.
特開2021-125780.
2021.
-
Kei Sakaguchi,
Yoshitaka Takaku,
Shunya Imada.
移動体システム、基地局装置、移動体.
Patent.
Published.
国立大学法人東京工業大学.
2020/02/25.
特願2020-029641.
2021/09/13.
特開2021-136507.
2021.
-
Kei Sakaguchi,
Yuuichirou Sugihara.
通信システムおよび制御装置.
Patent.
Published.
国立大学法人東京工業大学.
2020/02/04.
特願2020-017442.
2021/08/30.
特開2021-125779.
2021.
-
Gia Khanh Tran,
Kei Sakaguchi.
無線通信システム、無線通信方法.
Patent.
Registered.
国立大学法人東京工業大学.
2017/12/28.
特願2017-253912.
2019/07/22.
特開2019-121848.
特許第7068687号.
2022/05/09
2022.
-
Gia Khanh Tran,
Jun-ichi Takada,
Kei Sakaguchi,
Azril Haniz.
発信源推定方法およびそれを利用した発信源推定装置.
Patent.
Registered.
国立大学法人東京工業大学, 株式会社光電製作所.
2016/07/29.
特願2016-150371.
2018/02/01.
特開2018-017695.
特許第6747688号.
2020/08/11
2020.
-
Jun-ichi Takada,
Azril Haniz,
Gia Khanh Tran,
Ryosuke Iwata,
Kei Sakaguchi.
発信源推定方法およびそれを利用した発信源推定装置.
Patent.
Registered.
国立大学法人東京工業大学, 株式会社光電製作所.
2014/10/20.
特願2014-213902.
2016/05/16.
特開2016-080589.
特許第6399512号.
2018/09/14
2018.
-
Gia Khanh Tran,
Jun-ichi Takada,
Kei Sakaguchi,
Kentaro Sano.
推定方法およびそれを利用した推定装置.
Patent.
Registered.
国立大学法人東京工業大学, 株式会社光電製作所.
2013/08/20.
特願2013-170719.
2015/03/02.
特開2015-040721.
特許第6292566号.
2018/02/23
2018.
-
Kei Sakaguchi.
電力電送システム.
Patent.
Published.
国立大学法人東京工業大学, 日本電業工作株式会社.
2012/10/19.
特願2012-231286.
2014/05/12.
特開2014-086738.
2014.
-
Kei Sakaguchi,
Kentaro Sano.
発信源推定方法およびそれを利用した発信源推定装置.
Patent.
Registered.
国立大学法人東京工業大学, 株式会社光電製作所.
2012/07/10.
特願2012-155032.
2014/01/30.
特開2014-016291.
特許第6032469号.
2016/11/04
2016.
-
Kei Sakaguchi.
発信源推定方法およびそれを利用した発信源推定装置.
Patent.
Registered.
国立大学法人東京工業大学, 株式会社光電製作所.
2012/03/29.
特願2012-078280.
2013/10/07.
特開2013-205398.
特許第6032462号.
2016/11/04
2016.
-
Kei Sakaguchi,
Gia Gia Tran.
無線基地局パラメータ算出装置、無線基地局パラメータ算出方法、及びコンピュータプログラム.
Patent.
Registered.
国立大学法人東京工業大学, KDDI株式会社.
2011/08/29.
特願2011-186224.
2012/10/04.
特開2012-191597.
特許第5665031号.
2014/12/19
2014.
-
Kei Sakaguchi.
無線基地局装置およびデータ送信タイミング制御方法.
Patent.
Registered.
国立大学法人東京工業大学, KDDI株式会社.
2011/02/18.
特願2011-033769.
2012/09/10.
特開2012-175276.
特許第5777048号.
2015/07/17
2015.
-
Kei Sakaguchi.
無線ネットワークシステム.
Patent.
Published.
国立大学法人東京工業大学, 日本電業工作株式会社.
2010/08/24.
特願2010-187519.
2012/03/08.
特開2012-050183.
2012.
-
Kei Sakaguchi.
セルラ移動通信システム.
Patent.
Registered.
国立大学法人東京工業大学, KDDI株式会社.
2010/08/09.
特願2010-178703.
2012/02/23.
特開2012-039447.
特許第5582471号.
2014/07/25
2014.
-
Kei Sakaguchi.
通信制御方法および基地局.
Patent.
Published.
国立大学法人東京工業大学, KDDI株式会社.
2010/02/19.
特願2010-034733.
2011/09/01.
特開2011-172067.
2011.
-
Kei Sakaguchi.
基地局制御装置及び基地局連携通信制御方法.
Patent.
Registered.
国立大学法人東京工業大学, KDDI株式会社.
2009/03/30.
特願2009-083470.
2010/10/21.
特開2010-239303.
特許第5250840号.
2013/04/26
2013.
-
Kei Sakaguchi.
基地局制御装置及び基地局連携通信制御方法.
Patent.
Registered.
国立大学法人東京工業大学, KDDI株式会社.
2009/03/31.
特願2009-085591.
2010/10/21.
特開2010-239417.
特許第5250841号.
2013/04/26
2013.
-
Kei Sakaguchi.
置局設計支援装置及びコンピュータプログラム.
Patent.
Registered.
国立大学法人東京工業大学, KDDI株式会社.
2009/02/27.
特願2009-047166.
2010/09/16.
特開2010-206314.
特許第5224247号.
2013/03/22
2013.
-
Kei Sakaguchi.
セルラ移動通信システム、基地局制御装置及び基地局連携通信制御方法.
Patent.
Registered.
国立大学法人東京工業大学, KDDI株式会社.
2008/12/25.
特願2008-330562.
2010/07/08.
特開2010-154262.
特許第5207379号.
2013/03/01
2013.
-
Kei Sakaguchi,
Gia Gia Tran.
マルチホップ無線通信システム.
Patent.
Registered.
国立大学法人東京工業大学, 国立大学法人横浜国立大学, 横河電機株式会社.
2008/10/14.
特願2008-265807.
2009/10/08.
特開2009-232440.
特許第5358807号.
2013/09/13
2013.
-
Kei Sakaguchi.
マルチホップ無線通信システム.
Patent.
Published.
国立大学法人東京工業大学, 国立大学法人横浜国立大学, 横河電機株式会社.
2008/10/14.
特願2008-265807.
2009/10/08.
特開2009-232440.
2009.
-
Kei Sakaguchi,
Kiyomichi Araki.
通信装置及び信号処理方法.
Patent.
Published.
国立大学法人東京工業大学, 京セラ株式会社.
2008/01/16.
特願2008-007378.
2009/07/30.
特開2009-171255.
2009.
-
Kei Sakaguchi.
M I M O メッシュネットワーク.
Patent.
Published.
国立大学法人東京工業大学, 横河電機株式会社.
2007/11/20.
特願2007-325251.
2008/07/03.
特開2008-154242.
2008.
July
-
Kei Sakaguchi,
Kiyomichi Araki.
リーダ又はリーダライタ.
Patent.
Registered.
国立大学法人東京工業大学, 日本信号株式会社.
2006/02/21.
特願2006-044320.
2007/09/06.
特開2007-228082.
特許第4621154号.
2010/11/05
2010.
-
Kei Sakaguchi,
Kiyomichi Araki.
送信装置、受信装置、MIMO-OFDM通信システム及びMIMO-OFDM通信システムにおけるIQインバランス補償方法.
Patent.
Registered.
国立大学法人東京工業大学, シャープ株式会社.
2005/08/23.
特願2005-241162.
2007/03/08.
特開2007-060106.
特許第4702883号.
2011/03/18
2011.
Degree
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