@book{CTT100826247, author = {Sukhumarn Archasantisuk and Takahiro Aoyagi and Tero Uusitupa and Minseok Kim and Jun-ichi Takada}, title = {Effect of Unexpected Reflections from Wave Absorber in Body Area Propagation Measurements, Chapter 6, Human-movement identification using the radio signal strength in WBAN}, publisher = {The Institution of Engineering and Technology (IET)}, year = 2019, } @book{CTT100703059, author = {Osamu Hashimoto and Takahiro Aoyagi and etc.}, title = {Development of Electromagnetic Wave Absorbers and Shielding Materials and Its Application}, publisher = {CMC Publishing CO., LTD.}, year = 2016, } @book{CTT100703056, author = {豊田政弘 and TAKAHIRO AOYAGI and Marie Tabaru and 他}, title = {FDTD法で視る音の世界}, publisher = {コロナ社}, year = 2015, } @book{CTT100564723, author = {橋本修 and TAKAHIRO AOYAGI and 他 and 日本建築学会}, title = {建築における電波吸収体とその応用}, publisher = {三松株式会社}, year = 2007, } @article{CTT100888111, author = {Kodai Yaguchi and TAKAHIRO AOYAGI}, title = {リバブレーションチャンバーの設計効率向上のためのDe-embedding手法によるモデリングの2次元問題における数値検討}, journal = {電子情報通信学会和文論文誌B}, year = 2021, } @article{CTT100826248, author = {Sukhumarn ARCHASANTISUK and Takahiro AOYAGI}, title = {Transmission Power Control Using Human Motion Classification for Reliable and Energy-Efficient Communication in WBAN}, journal = {IEICE TRANSACTIONS on Communications}, year = 2019, } @article{CTT100769126, author = {Kosorl Thourn and Takahiro Aoyagi and Jun-ichi Takada}, title = {Development of Broadband Parametric Permittivity Model of Dielectric Absorbing Material for Time-domain Electromagnetic Wave Simulation}, journal = {IEEJ Transactions on Fundamentals and Materials}, year = 2018, } @article{CTT100769127, author = {Sukhumarn Archasantisuk and Takahiro Aoyagi and Minseok Kim and Jun-ichi Takada}, title = {Temporal correlation model-based transmission power control in wireless body area network}, journal = {IET Wireless Sensor Systems}, year = 2018, } @article{CTT100804536, author = {Naganawa and J.-I. and Takada and J.-I. and TAKAHIRO AOYAGI and Kim, M.}, title = {Antenna Deembedding in WBAN Channel Modeling Using Spherical Wave Functions}, journal = {IEEE Transactions on Antennas and Propagation}, year = 2017, } @article{CTT100703057, author = {Sukhumarn ARCHASANTISUK and Takahiro AOYAGI and Tero UUSITUPA and Minseok KIM and Jun-ichi TAKADA}, title = {Human Motion Classification Using Radio Signal Strength in WBAN}, journal = {IEICE TRANSACTIONS on Communications}, year = 2016, } @article{CTT100691980, author = {Jun-ichi Naganawa and Katsuyuki Haneda and Minseok Kim and Takahiro Aoyagi and Jun-ichi Takada}, title = {Antenna De-embedding in FDTD-Based Radio Propagation Prediction by Using Spherical Wave Function}, journal = {IEEE Transactions on Antennas and Propagation}, year = 2015, } @article{CTT100683471, author = {Marie Tabaru and Masaya Tabaru and Toshiki Takayasu and Takahiro Aoyagi and Kentaro Nakamura}, title = {100-MHz utrasonic linear array transducers based on polyurea- film}, journal = {Acoustical Science and Technology}, year = 2015, } @article{CTT100690290, author = {Jun-ichi Naganawa and Karma Wangchuk and Minseok Kim and Takahiro Aoyagi and Jun-ichi Takada}, title = {Simulation-Based Scenario-Specific Channel Modeling for WBAN Cooperative Transmission Schemes}, journal = {IEEE Journal of Biomedical and Health Informatics}, year = 2015, } @article{CTT100663687, author = {Marie Nakazawa and Takahiro Aoyagi and Masaya Tabarua and Kentaro Nakamura and Sadayuki Ueha}, title = {Experimental study of underwater transmission characteristics of high-frequency 30 MHz polyurea ultrasonic transducer}, journal = {Ultrasonics}, year = 2014, } @article{CTT100661092, author = {Tero Uusitupa and Takahiro Aoyagi}, title = {Analysis of Dynamic On-Body Communication Channels for Various Movements and Polarization Schemes at 2.45 GHz}, journal = {IEEE Transactions on Antennas and Propagation}, year = 2013, } @article{CTT100661051, author = {Marie Nakazawa and Masaya Tabaru and Takahiro Aoyagi and Kentaro Nakamura and Sadayuki Ueha}, title = {Thickness design, fabrication, and evaluation of 100-MHz polyurea ultrasonic transducer}, journal = {IEEE Transactions on Ultrasonics, FerroelectrIcs, and Frequency control}, year = 2013, } @article{CTT100646376, author = {Kenichi Takizawa and Takahiro Aoyagi and Kiyoshi Hamaguchi and Ryuji Kohno}, title = {Channel modelling and performance evaluation of UWB-based wireless body area networks}, journal = {International Journal of Ultra Wideband Communications and Systems}, year = 2012, } @article{CTT100625756, author = {Tomoki Hamaji and Alfred Kik and TAKAHIRO AOYAGI and Atsuhiro Nishikata and Soichi Watanabe}, title = {In-vivo Measurement of Equivalent Complex Permittivity of Fingers Using the Waveguide-Penetration Method}, journal = {IEICE transactions B}, year = 2011, } @article{CTT100630325, author = {Takahiro AOYAGI and Minseok KIM and Jun-ichi TAKADA and Kiyoshi HAMAGUCHI and Ryuji KOHNO}, title = {Numerical Simulations for Wearable BAN Propagation Channel during Various Human Movements}, journal = {IEICE Transactions on Communications}, year = 2011, } @article{CTT100630324, author = {Kenichi TAKIZAWA and Takahiro AOYAGI and Kiyoshi HAMAGUCHI}, title = {Performance Evaluation of Wireless Communications for Capsule Endoscopy}, journal = {IEICE Transactions on Communications}, year = 2011, } @article{CTT100608864, author = {Takahiro Aoyagi and Daisuke Koyama and Kentaro Nakamura and Marie Tabaru}, title = {Equivalent circuit analysis and design of multilayered polyurea ultrasonic transducers}, journal = {Japanese Journal of Applied Physics}, year = 2010, } @article{CTT100607444, author = {Atsuhiro Nishikata and TAKAHIRO AOYAGI and 村野公俊}, title = {EM-wave Absorbers Based on Active-device-embedded Metamaterials and Their Possible Applications to Wireless Communications}, journal = {The Journal of the Institute of Electronics, Information and Communication Engineers}, year = 2010, } @article{CTT100603679, author = {Takahiro AOYAGI and Kenichi TAKIZAWA and Takehiko KOBAYASHI and Jun-ichi TAKADA and Kiyoshi HAMAGUCHI and Ryuji KOHNO}, title = {Development of an Implantable WBAN Path-Loss Model for Capsule Endoscopy}, journal = {IEICE TRANSACTIONS on Communications}, year = 2010, } @article{CTT100600184, author = {TAKAHIRO AOYAGI}, title = {可変焦点超音波顕微鏡の波動解析}, journal = {超音波テクノ}, year = 2010, } @article{CTT100585601, author = {Takahiro Aoyagi and Marie Nakazawa and Masaya Tabaru and Kentaro Nakamura and Sadayuki Ueha}, title = {Measurement of surface acoustic wave velocity using a variable-line-focus polyurea thin-film ultrasonic transducer}, journal = {IEEE Transactions on UltrasonIcs, FerroelectrIcs, and Frequency control}, year = 2009, } @article{CTT100570536, author = {Norihiko KATAYAMA and Kenichi TAKIZAWA and Takahiro AOYAGI and Jun-ichi TAKADA and Huan-Bang LI and Ryuji Kohno}, title = {Channel Model on Various Frequency Bands for Wearable Body Area Network}, journal = {IEICE TRANSACTIONS on Communications}, year = 2009, } @article{CTT100549024, author = {Kouta MATSUMOTO and Atsushi KITAMOTO and Takuya NAKAMURA and Takahiro AOYAGI and Osamu HASHIMOTO and Takashi MIYAMOTO}, title = {Wave Absorber by Using Cylindrical Bars with Magnetic Loss Covers Arranged Metallic Mesh for Improving ETC Environment}, journal = {IEICE TRANSACTIONS on Electronics}, year = 2008, } @article{CTT100544187, author = {Takahiro Aoyagi and Marie Nakazawa and Kentaro Nakamura and Sadayuki Ueha}, title = {Numerical analysis of ultrasonic beam of variable-line-focus-beam film transducer}, journal = {Japan Journal of Applied Physics}, year = 2007, } @article{CTT100524067, author = {K. Matsumoto and T. Ozawa and T. Nakamura and T. Aoyagi and O. Hashimoto and T. Miyamoto}, title = {Wave absorber formed by arranging cylindrical bars at intervals for installing between ETC lanes}, journal = {IEICE Trans. electronics}, year = 2006, } @article{CTT100390528, author = {Akihiko Saito and Takahiro Aoyagi and Takeshi Kunishima}, title = {Development of Magnetic Wave Absorber Pavement Material for Electronic Toll Collection}, journal = {Electric Furnace Steel}, year = 2005, } @article{CTT100390165, author = {Takahiro Aoyagi and Akihiko Saito and Atsuhiro Nishikata}, title = {Theoretical and Experimental Study for the Influence of the Reference Plate Curvature in Free Space Method}, journal = {電子情報通信学会論文誌B}, year = 2005, } @article{CTT100636484, author = {MINORU NAKAYAMA and AKINORI NISHIHARA and TAKAHIRO AOYAGI and HIROMITSU MUTA and 内山正史 and 角崎正人}, title = {Development of e-learning Course Using Synchronous Tele-lecture}, journal = {Japan Jounal of Educational Technology}, year = 2005, } @article{CTT100498039, author = {Takahiro Aoyagi and Atsuhiro Nishikata and Yasuo Hashimoto and Ken Ishino and Yasutaka Shimizu}, title = {A theoretical study on suppression of scattering by a perfectly conductive cylinder array}, journal = {Electronics and Communications in Japan (Part II: Electronics)}, year = 2001, } @article{CTT100419030, author = {TAKAHIRO AOYAGI and Atsuhiro Nishikata and Yasuo Hashimoto and Ken Ishino and YASUTAKA SHIMIZU}, title = {A Theoretical Study on Suppression of Scattering by Perfectly Conductive Cylinder Array}, journal = {IEICE TRANSACTIONS on Communications}, year = 1999, } @article{CTT100419037, author = {MINORU NAKAYAMA and Tetsuji Kida and Asa Yoshii and TAKAHIRO AOYAGI and YASUTAKA SHIMIZU}, title = {Study on Effectiveness of Hi-Vision Display for The Figure Presentation}, journal = {The Journal of the Institute of Image Information and Television Engineers}, year = 1998, } @article{CTT100591345, author = {Takahiro Aoyagi and Atsuhiro Nishikata and Yasutaka Shimizu}, title = {Equivalent permittivity analysis for periodic wedge-type absorber using transmission mode approximation}, journal = {Electronics and Communications in Japan (Part I: Communications)}, year = 1995, } @article{CTT100591344, author = {Takahiro Aoyagi and Yasutaka Shimizu}, title = {Design of multilayer wave absorber for oblique incidence using the point frequency matching method}, journal = {Electronics and Communications in Japan (Part I: Communications)}, year = 1995, } @article{CTT100419029, author = {TAKAHIRO AOYAGI and Atsuhiro Nishikata and Yasutaka Shimizu}, title = {伝搬モード近似によるウェッジ形電波吸収体の周期長を考慮した特性解析}, journal = {Trans. IEICE}, year = 1994, } @article{CTT100419028, author = {Takahiro Aoyagi and Yasutaka Shimizu}, title = {斜入射ポイント整合による多層型電波吸収体の設計}, journal = {Trans. IEICE}, year = 1994, } @inproceedings{CTT100888113, author = {Kodai Yaguchi and TAKAHIRO AOYAGI}, title = {リバブレーションチャンバーの電磁界制御に向けたモデリング法}, booktitle = {電子情報通信学会総合大会講演論文集}, year = 2023, } @inproceedings{CTT100888112, author = {Akira Saito and Takahiro Aoyagi}, title = {Development of a Synchronous Measurement System for WBAN Channel Modeling Considering Human Body Motion}, booktitle = {}, year = 2022, } @inproceedings{CTT100888108, author = {Yukiko Sawano and TAKAHIRO AOYAGI}, title = {腹部脂肪厚推定用導波管の設計と数値人体モデルを用いた測定シミュレーションの検討}, booktitle = {電子情報通信学会環境電磁工学研究会}, year = 2022, } @inproceedings{CTT100888110, author = {Tenyu Kashiwa and TAKAHIRO AOYAGI}, title = {WBAN電波伝搬シミュレーションのための人体動作モデル生成に関する研究}, booktitle = {}, year = 2022, } @inproceedings{CTT100888109, author = {Akira Saito and TAKAHIRO AOYAGI}, title = {人体動作パラメータによるWBANチャネルモデリングのための同期測定システム}, booktitle = {}, year = 2022, } @inproceedings{CTT100888106, author = {Taito Nishio and TAKAHIRO AOYAGI}, title = {無線ボディエリアネットワークにおけるチャネルモデリングのための身体動作分離 ○西尾太斗・青柳貴洋(東工大) EMCJ2021-4 [Preview]}, booktitle = {電子情報通信学会環境電磁工学研究会}, year = 2021, } @inproceedings{CTT100888107, author = {Kodai Yaguchi and TAKAHIRO AOYAGI}, title = {リバブレーションチャンバーにおけるDe-embeddingモデリングの導体球による原理検証}, booktitle = {}, year = 2021, } @inproceedings{CTT100888097, author = {Hidenao Honda and TAKAHIRO AOYAGI}, title = {複数周波数によるマイクロ波測定を用いた腹部脂肪厚推定に関する研究}, booktitle = {電子情報通信学会ヘルスケア・医療情報通信技術研究会}, year = 2021, } @inproceedings{CTT100826246, author = {Shintaro Sano and Takahiro Aoyagi}, title = {Automatic Feature Extraction of Channel Gains of Wireless Body Area Network Using Convolutional Neural Networks}, booktitle = {Proc. 14th International Symposium on Medical Information Communication Technology (ISMICT 2020)}, year = 2020, } @inproceedings{CTT100826231, author = {Kyudai Yaguchi and Takahiro Aoyagi}, title = {Study on Numerical Error of De-embedding Method by Cylindrical Wave Expansion for Two-dimensional Reverberation Chambers}, booktitle = {IEICE technical report}, year = 2020, } @inproceedings{CTT100826232, author = {Shintaro Sano and Takahiro Aoyagi}, title = {Human motion classification by convolutional neural network using signal strength of WBAN}, booktitle = {IEICE technical report}, year = 2020, } @inproceedings{CTT100826245, author = {Takahiro Aoyagi}, title = {Human Posture Effects of WBAN Measurement in a Reverberation Chamber}, booktitle = {Proc. 14th European Conference on Antennas and Propagation,}, year = 2020, } @inproceedings{CTT100826230, author = {Shintaro Sano and Takahiro Aoyagi}, title = {Reliable and Low-Energy Wireless Body Area Network by Machine Learning - Transmission Power Control based on Human Motion Classification using Features Automatically Extracted From Signal Strength -}, booktitle = {IEICE technical report}, year = 2019, } @inproceedings{CTT100826244, author = {Masataka MIDORI and Hiroyuki NEDATE and Hiroshi KURIHARA and Takahiro AOYAGI}, title = {Fundamental Analysis of Electric Field Uniformity in Reverberation Chamber by Monte Carlo Method}, booktitle = {Proc. 2019 IEICE Communication Society Conference}, year = 2019, } @inproceedings{CTT100826243, author = {Hiroyuki NEDATE and Masataka MIDORI and Hiroshi KURIHARA and Ikuya MINEMATSU and Takahiro AOYAGI}, title = {A Study on Stirrer Effect for Electric Field Uniformity in Reverberation Chamber}, booktitle = {Proc. 2019 IEICE Communication Society Conference}, year = 2019, } @inproceedings{CTT100826242, author = {Hiroyuki NEDATE and Masataka MIDORI and Hiroshi KURIHARA and Ikuya MINEMATSU and Takahiro AOYAGI}, title = {Investigation on Measurement Conditions of Electric Field Uniformity in Reverberation Chamber}, booktitle = {Proc. 2019 IEICE Communication Society Conference}, year = 2019, } @inproceedings{CTT100826241, author = {Kodai Yaguchi and Takahiro Aoyagi}, title = {Numerical Simulation of the Electric Field Distribution in Reverberation Chambers with Rectangular Stirrer by De-embedding Method}, booktitle = {Proc. 2019 IEICE Communication Society Conference}, year = 2019, } @inproceedings{CTT100826238, author = {Kodai Yaguchi and Takahiro Aoyagi}, title = {Application of De-Embedding Approach on Numerical Simulation of Reverberation Chambers}, booktitle = {Proc. 2019 Joint International Symposium on Electromagnetic Compatibility and Asia-Pacific International Symposium on Electromagnetic Compatibility (EMC Sapporo & APEMC 2019)}, year = 2019, } @inproceedings{CTT100826237, author = {Ryohei Takeda and Takahiro Aoyagi}, title = {Development of Near-Field Source Localization Method Using Convolutional Neural Network}, booktitle = {Proc 2019 Joint International Symposium on Electromagnetic Compatibility and Asia-Pacific International Symposium on Electromagnetic Compatibility (EMC Sapporo & APEMC 2019)}, year = 2019, } @inproceedings{CTT100826240, author = {Takahiro Aoyagi}, title = {Modeling of Shadowing States of On-Off Body Propagation of Wireless Body Area Network During Human Walking Using Simple Geometrical Calculation}, booktitle = {Proc. 13th European Conference on Antennas and Propagation (EuCAP 2019)}, year = 2019, } @inproceedings{CTT100792969, author = {Kodai Yaguchi and TAKAHIRO AOYAGI}, title = {Research on Application of De-embedding Method to Reverberation Chambers}, booktitle = {Proc. IEICE General Conference}, year = 2019, } @inproceedings{CTT100792966, author = {Nobuaki Tanaka and Takahiro Aoyagi}, title = {Numerical Simulation of Abdominal Fat Measurement by Through-hole Wave Guide with Realistic Voxel Model}, booktitle = {IEICE Tech. Rep.}, year = 2018, } @inproceedings{CTT100773971, author = {Marie Tabaru and TAKAHIRO AOYAGI}, title = {Non-contact measurement of surface wave speeds and estimation of Young’s moduli of tissue-mimicking phantoms by using focused airborne ultrasound}, booktitle = {}, year = 2018, } @inproceedings{CTT100795141, author = {Nobuaki Tanaka and Takahiro Aoyagi}, title = {Estimation Method of Abdominal Fat Thickness by Micro Wave}, booktitle = {Proc. BodyNets 2018}, year = 2018, } @inproceedings{CTT100792965, author = {Yuta Matsuba and TAKAHIRO AOYAGI}, title = {Study on Design of On-Body THz-BAN Wireless Communication System}, booktitle = {IEICE Tech. Rep.}, year = 2018, } @inproceedings{CTT100792967, author = {Nobuaki Tanaka and TAKAHIRO AOYAGI}, title = {Application of MRI Model on Estimation Method of Abdominal Fat Thickness by Micro Wave Measurement Using Through–hole Wave Guide}, booktitle = {Proc. IEICE Communication Society Conference}, year = 2018, } @inproceedings{CTT100771280, author = {Marie Tabaru and TAKAHIRO AOYAGI}, title = {Noncontact measurement of visco-elastic property of soft-materials by using parabolic-reflector airborne ultrasonic transducer ~Estimation of surface wave speed of soft-solid,gel,and sol~}, booktitle = {平成30年度第2回光超音波画像研究会 プログラム・抄録集}, year = 2018, } @inproceedings{CTT100792964, author = {Nobuaki Tanaka and TAKAHIRO AOYAGI}, title = {Estimation Method of Abdominal Fat Thickness by Micro Wave Measurement Using Through-hole Wave Guide}, booktitle = {IEICE Tech. Rep.}, year = 2018, } @inproceedings{CTT100769160, author = {Taichi Shichijo and Takahiro Aoyagi}, title = {Preliminary Path-Loss Measurement of On-Body Wireless Body Area Network at 490 GHz}, booktitle = {Proc. 12th European Conference on Antennas and Propagation (EuCAP 2018)}, year = 2018, } @inproceedings{CTT100769161, author = {Sukhumarn Archasantisuk and Takahiro Aoyagi}, title = {Application of Human Motion Classification for Low-Energy Wireless Body Area Network}, booktitle = {Proc. IEICE 2017 Communications Society Conference}, year = 2018, } @inproceedings{CTT100754574, author = {Marie Tabaru and Takahiro Aoyagi}, title = {Simultaneous measurement of ultrasonic echo and electromyogram to monitor muscle state}, booktitle = {Procc. 2016 IEEE Asia-Pacific Conference on Applied Elecgromagnetics}, year = 2017, } @inproceedings{CTT100754576, author = {Sukhumarn Archasantisuk and Takahiro Aoyagi}, title = {Transmission Power Control Using Human Motion Classification in Daily Human Motion Scenarios for WBAN}, booktitle = {IEICE technical report}, year = 2017, } @inproceedings{CTT100754575, author = {Takahiro Aoyagi}, title = {Consideration of Antenna Directions for High Frequency Wireless Body Area Networks During Human Walking Movement}, booktitle = {Proc. 111th European Conference on Antennas and Propagation}, year = 2017, } @inproceedings{CTT100754573, author = {Takahiro Aoyagi}, title = {Consideration of directivity of antennas for high frequency wireless body area networks during human movements}, booktitle = {}, year = 2016, } @inproceedings{CTT100754572, author = {Takahiro Aoyagi}, title = {Consideration of directivity of electromagnetic wave propagation in high frequency body area networks}, booktitle = {Proc. IEICE society conference}, year = 2016, } @inproceedings{CTT100716437, author = {Marie Tabaru and TAKAHIRO AOYAGI}, title = {Preliminary study for measuring the state of upper arm muscle by ultrasonic echo and electromyogram}, booktitle = {電子情報通信学会技術研究報告(信学技報)}, year = 2016, } @inproceedings{CTT100714673, author = {Sukhumarn Archasantisuk and Takahiro Aoyagi and Minseok Kim and Jun-ichi Takada}, title = {Transmission Power Control in WBAN Using the Context-Specific Temporal Correlation Model}, booktitle = {Proc. 27th Annual IEEE International Symposium on Personal, Indoor and Mobile Radio Communications (IEEE PIMRC 2016)}, year = 2016, } @inproceedings{CTT100714672, author = {Kosorl Thourn and Takahiro Aoyagi and Jun-ichi Takada}, title = {Analysis of On-Body Communication Channels with Consideration of Wave Absorbers Emulating Free Space}, booktitle = {Proc. 2016 URSI Asia-Pacific Radio Science Conference (URSI AP-RASC 2016)}, year = 2016, } @inproceedings{CTT100714670, author = {Sukhumarn Archasantisuk and Takahiro Aoyagi and Minseok Kim and Jun-ichi Takada}, title = {Evaluation of Transmission Power Control Method Using Temporal Correlation Model for WBAN}, booktitle = {IEICE Tech. Rep.}, year = 2016, } @inproceedings{CTT100714671, author = {Kosorl Thourn and Takahiro Aoyagi and Jun-ichi Takada}, title = {Investigation of Wave Absorber Effects to WBAN Communication Using Simulation Approach}, booktitle = {IEICE Tech. Rep.}, year = 2016, } @inproceedings{CTT100704068, author = {Takahiro Aoyagi and Jun-ichi Takada and Minseok Kim}, title = {Geometrical Modeling of Shadowing Between On-body Nodes and Off-body Antennas During Various Human Movements in WBAN}, booktitle = {Proc. 10th European Conference on Antennas and Propagation (EuCAP2016)}, year = 2016, } @inproceedings{CTT100704506, author = {Gaochao Chen and Jun-ichi Takada and Kentaro Saito and Minseok Kim and TAKAHIRO AOYAGI}, title = {Development of Simultaneous Measurement System of MIMO Channel Response and Body Posture for Study of Dynamic WBAN Channel}, booktitle = {Transactions of the Japanese Society for Medical and Biological Engineering}, year = 2016, } @inproceedings{CTT100704505, author = {Takahiro Aoyagi}, title = {Measurement of permittivity of human abdomen by penetrate wave guide method}, booktitle = {Transactions of the Japanese Society for Medical and Biological Engineering}, year = 2016, } @inproceedings{CTT100704069, author = {Jun-ichi Naganawa and Jun-ichi Takada and Takahiro Aoyagi and Minseok Kim}, title = {Antenna De-embedding in WBAN Channel Modeling Using Spherical Wave Functions: Transmit Antenna Model Validation}, booktitle = {Proc. 10th European Conference on Antennas and Propagation (EuCAP2016)}, year = 2016, } @inproceedings{CTT100702929, author = {Takahiro Aoyagi}, title = {Noise suppression sheet as viewed from user side}, booktitle = {Proc. IEICE general conference}, year = 2016, } @inproceedings{CTT100702930, author = {Takahiro Aoyagi and Raul Chavez-Santiago and Ilangko Balasingham}, title = {Preliminary consideration of antenna de-embedding for in-body wireless communication network channels}, booktitle = {Proc. IEICE general conference}, year = 2016, } @inproceedings{CTT100698718, author = {Takahiro Aoyagi and Marie Tabaru and Kentaro Nakamura}, title = {Preliminary experimental channel modeling for airborne ultrasonic wave propagation of WBAN}, booktitle = {Proc. 36th Symposium on Ultrasonic Electronics (USE2015)}, year = 2015, } @inproceedings{CTT100698715, author = {Marie Tabaru and Takahiro Aoyagi and Kentaro Nakamura}, title = {Detection of Human Motion Using Ultrasonic Sing-Around Method}, booktitle = {Proc. 36th Symposium on Ultrasonic Electronics (USE2015)}, year = 2015, } @inproceedings{CTT100698722, author = {Kosorl Thourn and Takahiro Aoyagi and Jun-ichi Takada}, title = {Numerical Simulation of 2D Scattering by a Lossy Dielectric Cylinder Using Debye Modelling of Absorbing Material and Pulse Excitation Source}, booktitle = {Proc. 7th Asia-Pacific Conference on Environmental Electromagnetics}, year = 2015, } @inproceedings{CTT100697651, author = {Takahiro Aoyagi}, title = {Fundamental study on measurement of dielectric constants of human abdomen by waveguide-penetration method}, booktitle = {Proc. 10th International Conference on Communications, Electromagnetics and Medical Applications (CEMA'15)}, year = 2015, } @inproceedings{CTT100696224, author = {Sukhumarn Archasantisuk and Takahiro Aoyagi and Tero Uusitupa and Minseok Kim and Jun-ichi Takada}, title = {Human Motion Classification Utilizing Radio Signal Strength in Wireless Body Area Network}, booktitle = {Proc. 2015 URSI-Japan Radio Science Meeting}, year = 2015, } @inproceedings{CTT100696223, author = {Kosorl Thourn and Takahiro Aoyagi and Jun-ichi Takada}, title = {Wideband Characterization of Multilayer Wave Absorber Using FDTD Method}, booktitle = {Proc. 2015 URSI-Japan Radio Science Meeting}, year = 2015, } @inproceedings{CTT100696215, author = {Marie Tabaru and Tsuyoshi Yoshida and Takahiro Aoyagi and Kentaro Nakamura}, title = {Motion Monitoring using Ultrasonic Echo and Myogenic Potential Signal}, booktitle = {IEICE Tech. Rep.}, year = 2015, } @inproceedings{CTT100693270, author = {TAKAHIRO AOYAGI and Michele Bianchi and Marie Tabaru and KENTARO NAKAMURA}, title = {Measurement of human movement by sing-around ultrasonic sensors}, booktitle = {IEICE Tech. Rep.}, year = 2015, } @inproceedings{CTT100686357, author = {Takahiro Aoyagi and Minseok Kim and Jun-ichi Takada}, title = {Geometric Modeling of Shadowing Rate for Off-body Propagation During Human Walking}, booktitle = {Proc. 9th European Conference on Antennas and Propagatioin (EuCAP2015)}, year = 2015, } @inproceedings{CTT100684766, author = {Sukhumarn Archasantisuk and Takahiro Aoyagi}, title = {The Human Movement Identification Using the Radio Signal Strength in WBAN}, booktitle = {Proc. Intl. Symp. on International Symposium on Medical Information and Communication Technology (ISMICT 2015)}, year = 2015, } @inproceedings{CTT100684760, author = {Jun-ichi Naganawa and Jun-ichi Takada and Takahiro Aoyagi and Minseok Kim}, title = {Accuracy of Approximated WBAN Channel by Fundamental Modes of Spherical Wave Functions}, booktitle = {Proc. Intl. Symp. on International Symposium on Medical Information and Communication Technology (ISMICT 2015)}, year = 2015, } @inproceedings{CTT100684758, author = {Koji YAMAOKA and Takahiro AOYAGI}, title = {Development and evaluation of flying disc throwing motion analysis system using a motion sensor}, booktitle = {IEICE technical report}, year = 2015, } @inproceedings{CTT100682240, author = {Takahiro Aoyagi and Jun-ichi Takada and Minseok Kim}, title = {Geometric modeling of shadowing rate for off-body propagation during various human movements}, booktitle = {COST IC1004 meeting documents}, year = 2015, } @inproceedings{CTT100677575, author = {Koji Yamaoka and Takahiro Aoyagi}, title = {Development and evaluation fo flying disc throwing motion analysis system using a motion sensor}, booktitle = {IEICE Tech. Rep.}, year = 2014, } @inproceedings{CTT100676674, author = {Takahiro Aoyagi and Minseok Kim and Jun-ichi Takada}, title = {Geometric modeling of shadowing rate for off-body propagation during human walking}, booktitle = {COST IC1004 meeting documents}, year = 2014, } @inproceedings{CTT100690289, author = {Jun-ichi Naganawa and Minseok Kim and Takahiro Aoyagi and Jun-ichi Takada}, title = {FDTD-based Antenna De-embedding in WBAN on-body Channel Modeling}, booktitle = {Proc. 2014 General Assembly and Scientific Symposium}, year = 2014, } @inproceedings{CTT100674968, author = {Marie Tabaru and TAKAHIRO AOYAGI and KENTARO NAKAMURA}, title = {Fundamental Study of Human Body Motioin Sensor using Ultrasonic Sensor and BAN}, booktitle = {IEICE Tech. Rep.}, year = 2014, } @inproceedings{CTT100675106, author = {Marie Tabaru and TAKAHIRO AOYAGI and KENTARO NAKAMURA}, title = {超音波センサとBANによる人体動作の検出に関する基礎検討~シングアラウンド式超音波センサの試作および距離計測実験~}, booktitle = {}, year = 2014, } @inproceedings{CTT100672554, author = {Takahiro Aoyagi and Hiroshi KURIHARA and Koji TAKIZAWA and Yoshihito HIRAI}, title = {Effects of Incident Directions on Reflection Coefficients of Pyramidal Electromagnetic Wave Absorber}, booktitle = {Proc. 2014 International Symposium on Electromagnetic Compatibility}, year = 2014, } @inproceedings{CTT100672553, author = {Masataka Midori and Hiroshi Kurihara and Takahiro Aoyagi}, title = {A Fundamental Study on Estimation Method of 10 m Test-range Electric Field Strength by Near-field Measurement}, booktitle = {Proc. 2014 International Symposium on Electromagnetic Compatibility}, year = 2014, } @inproceedings{CTT100673167, author = {Sukhumarn Archasantisuk and Takahiro Aoyagi and Tero Uusitupa}, title = {Human Movement Classification using Signal Level Fluctuation in WBAN at 403.5 MHz and 2.45 GHz}, booktitle = {IEICE Tech. Rep.}, year = 2014, } @inproceedings{CTT100673166, author = {Kazuki Yajima and TAKAHIRO AOYAGI and Minseok Kim and Jun-ichi Takada}, title = {rrangement of 2.4 GHz WBAN antenna with consideration of human walking movement}, booktitle = {IEICE Tech. Rep.}, year = 2014, } @inproceedings{CTT100669365, author = {Takahiro Aoyagi and Jun-ichi Takada and Minseok Kim}, title = {Characterization of a Chip Antenna for 2.4 GHz in Proximity to Dielectric Material for Antenna De-Embedding of Body Area Networks}, booktitle = {Proc. 8th European Conference on Antennas and Propagation}, year = 2014, } @inproceedings{CTT100669727, author = {Takahiro AOYAGI and Hiroshi KURIHARA and Koji TAKIZAWA and Yoshihito HIRAI}, title = {Numerical Simulations on reflection coefficients of pyramidal wave absorber by incident azimutn directions}, booktitle = {IEICE Technical Report}, year = 2014, } @inproceedings{CTT100668515, author = {Takahiro Aoyagi and Kouhei Suzaki and Takatoshi Sugiyama}, title = {Statistical modeling of interferences on other communication satellites by diffracted waves from a ship body in maritime mobile broadband communications}, booktitle = {Proc. IEICE General Conference}, year = 2014, } @inproceedings{CTT100668514, author = {Jun-ichi Naganawa and Katsuyuki Haneda and Minseok Kim and Takahiro Aoyagi and Jun-ichi Takada}, title = {Accuracy Evaluation on Antenna De-embedding in FDTD-based Propagation Prediction}, booktitle = {Proc. IEICE General Conference}, year = 2014, } @inproceedings{CTT100668519, author = {Takahiro Aoyagi and Minseok Kim and Jun-ichi Takada}, title = {Directional characteristics of shadowings of antennas on human body from externel systems during walking in WBAN}, booktitle = {Proc. IEICE General Conference}, year = 2014, } @inproceedings{CTT100668517, author = {Masataka Midori and Hiroshi Kurihara and Takahiro Aoyagi}, title = {Estimation of 10m-range Electric Field Strength Applying Image of Near-field by Ground Plane}, booktitle = {Proc. IEICE General Conference}, year = 2014, } @inproceedings{CTT100667282, author = {TAKAHIRO AOYAGI and 須崎皓平 and 杉山隆利}, title = {Modeling of effects on other satellites during transmission from a ship in maritime satellite communications}, booktitle = {IEICE technical report}, year = 2014, } @inproceedings{CTT100666495, author = {Junichi Naganawa and Minseok Kim and Takahiro Aoyagi and Jun-ichi Takada}, title = {Preliminary Study on Antenna De-embedding in FDTD-based WBAN Channel Modeling}, booktitle = {COST IC1004 meeting documents}, year = 2014, } @inproceedings{CTT100666494, author = {Takahiro Aoyagi and Jun-ichi Takada and Minseok Kim}, title = {Directional characteristics of shadowing between on-body nodes and off-body antennas during human movement in WBAN}, booktitle = {COST IC1004 meeting documents}, year = 2014, } @inproceedings{CTT100667283, author = {Takahiro Aoyagi and Kohei Suzaki and Yoshinori Suzuki and Takashi Hirose and Takatoshi Sugiyama}, title = {Modeling of Interferences on Other Satellites in Maritime Satellite Communications}, booktitle = {Proc. 2013 IEEE International RF and Microwave Conference}, year = 2013, } @inproceedings{CTT100664761, author = {Takahiro Aoyagi and Marie Nakazawa and Masaya Tabaru and Kentaro Nakamura}, title = {PIV analysis of Acoustic Streaming Generated by a Polyurea Ultrasonic Transducer}, booktitle = {Proc. Symposium on Ultrasonic Electronics (USE2013),}, year = 2013, } @inproceedings{CTT100660336, author = {TAKAHIRO AOYAGI}, title = {Preparation of voxel models for wave propagation simulations of wireless body area networks}, booktitle = {Proc. IEICE Society Conference}, year = 2013, } @inproceedings{CTT100661021, author = {TAKAHIRO AOYAGI and Jun-ichi Takada and Minseok Kim}, title = {Characterization of a chip antenna for 2.4 GHz in proximity to dielectric material for antenna de-embedding}, booktitle = {TD of COST IC1004}, year = 2013, } @inproceedings{CTT100661020, author = {Takahiro Aoyagi}, title = {Consideration for Polarization of Antennas in Dynamic Body Area Networks at 400 MHz narrow band}, booktitle = {Prof. 8th International Conference on Body Area Networks (BodyNets 2013)}, year = 2013, } @inproceedings{CTT100660341, author = {Marie Nakazawa and Takhiro Aoyagi and Masaya Tabaru and Kentaro Nakamura}, title = {Measurement of Radiation from Polyurea Piezoelectric High Frequency Ultrasonic Transducer by PIV}, booktitle = {Proc. IEICE Society Conference}, year = 2013, } @inproceedings{CTT100660340, author = {Jun-ichi Naganawa and Katsuyuki Haneda and Minseok Kim and Takahiro Aoyagi and Jun-ichi Takada}, title = {Preliminary Study on Antenna De-embedding in Propagation Simulation using FDTD Method}, booktitle = {Proc. IEICE Society Conference}, year = 2013, } @inproceedings{CTT100660339, author = {Takahiro Aoyagi and Kouhei Suzaki and Takatoshi Sugiyama}, title = {Modeling of effects on other communication satellites by diffracted waves from a ship body for maritime mobile broadband communications}, booktitle = {Proc. IEICE Society Conference}, year = 2013, } @inproceedings{CTT100660338, author = {Masataka Midori and Hiroshi Kurihara and Takahiro Aoyagi}, title = {A Study on Estimation of 10m-range Electric Field Strength by Near-field Measurement}, booktitle = {Proc. IEICE Society Conference}, year = 2013, } @inproceedings{CTT100660337, author = {Sukhumarn Archasantisuk and Takahiro Aoyagi}, title = {Human Movement Classification for Body Area Networks using Signal Level Fluctuation via Neural Network}, booktitle = {Proc. IEICE Society Conference}, year = 2013, } @inproceedings{CTT100660335, author = {Junichi Naganawa and Karma Wangchuk and Minseok Kim and Takahiro Aoyagi and Jun-ichi Takada}, title = {FDTD Simulation of Wireless Body Area Network Channel in Mesh Topology}, booktitle = {Proc. 2013 Asia-Pacific Radio Science Conference}, year = 2013, } @inproceedings{CTT100654703, author = {Masataka MIDORI and Hiroshi KURIHARA and Takahiro AOYAGI}, title = {A Fundamental Study on Estimation of 3 m Test-range from Near-field Electromagnetic Field Measurement}, booktitle = {IEICE Technical Report}, year = 2013, } @inproceedings{CTT100653611, author = {Takahiro Aoyagi and Minseok Kim and Jun-ichi Takada}, title = {Characterization for a Electrically Small Antenna in Proximity to Human Body — Towards Antenna De-embedding in Body Area Network Channel Modeling —}, booktitle = {Proc. 2013 7th European Conference on Antennas and Propagation (EuCAP2013)}, year = 2013, } @inproceedings{CTT100652324, author = {Takahiro AOYAGI and Kouhei SUZAKI and Yoshinori SUZUKI and Takashi HIROSE and Takatoshi SUGIYAMA}, title = {Effects on other communication satellites by diffracted waves from a ship body for maritime mobile broadband communications}, booktitle = {Proc. 2013 IEICE General Conference}, year = 2013, } @inproceedings{CTT100652323, author = {Jun-ichi Naganawa and Katsuyuki Haneda and Takahiro Aoyagi and Minseok Kim and Jun-ichi Takada}, title = {Excitation of Spherical Wave in FDTD Method for Propagation Simulation}, booktitle = {Proc. 2013 IEICE General Conference}, year = 2013, } @inproceedings{CTT100663236, author = {Akinori Fujie and Jun-ichi Naganawa and Minseok Kim and Takahiro Aoyagi and Jun-ichi Takada}, title = {Voxel Model Construction by Kinect for Propagation Channel Simulation}, booktitle = {Proc. 2013 7th International Symposium on Medical Information and Communication Technology (ISMICT)}, year = 2013, } @inproceedings{CTT100652325, author = {Takahiro Aoyagi and Hiroshi Kurihara and Koji Takizawa}, title = {Refelection coefficients of a pyramidal electromagnetic wave absorber for deep incident angles}, booktitle = {Proc. 2013 IEICE General Conference}, year = 2013, } @inproceedings{CTT100648668, author = {Takahiro~Aoyagi and Jun-ichi~Takada and Minseok~Kim}, title = {Characterization of an electrically small antenna in proximity to human body by multipole technique}, booktitle = {TD of COST IC1004}, year = 2013, } @inproceedings{CTT100648670, author = {Takahiro AOYAGI and Kouhei SUZAKI and Yoshinori SUZUKI and Takashi HIROSE and Takatoshi SUGIYAMA}, title = {Effects on received level of other communication satellites by diffracted waves from a ship body in maritime mobile communications}, booktitle = {IEICE Tech. Rep.}, year = 2013, } @inproceedings{CTT100646378, author = {Takahiro Aoyagi and Kouhei Suzaki and Yoshinori Suzuki and Takashi Hirose and Takatoshi Sugiyama}, title = {Wave propagation simulations for considering the installation of the maritime mobile satellite communication antennas}, booktitle = {Proc. Asia-Pacific Microwave Conference}, year = 2012, } @inproceedings{CTT100645777, author = {Takahiro Aoyagi and Marie Nakazawa and Masaya Tabaru and Kentaro Nakamura and Sadayuki Ueha}, title = {Thickness design for output pressure of polyurea high frequency ultrasonic array transducer}, booktitle = {Proc. 33rd Symposium on UltraSonic Electronics (USE2012)}, year = 2012, } @inproceedings{CTT100645945, author = {Takahiro Aoyagi and Minseok Kim and Jun-ichi Takada}, title = {Analyses of Propagation and Antennas for Wireless Body Area Network Channel Modeling in Tokyo Tech}, booktitle = {Proc. 2012 ICEAST}, year = 2012, } @inproceedings{CTT100645093, author = {Takahiro Aoyagi and Kouhei Suzaki and Yoshinori Suzuki and Takashi Hirose and Takatoshi Sugiyama}, title = {Simulations for effects on other communication antennas by scattered waves from a ship body for maritime satellite communications}, booktitle = {IEICE Tech. Rep.}, year = 2012, } @inproceedings{CTT100643901, author = {Takahiro Aoyagi and Kouhei Suzaki and Yoshinori Suzuki and Takashi Hirose and Takatoshi Sugiyama}, title = {Effects on other communication antennas by scattered waves from a ship body for maritime mobile broadband communications}, booktitle = {Proc. 2012 IEICE Society Conf.}, year = 2012, } @inproceedings{CTT100661024, author = {Marie Nakazawa and Masaya Tabaru and Takahiro Aoyagi and Kentaro Nakamura and Sadayuki Ueha}, title = {Design for an Array Transducer using Polyurea Piezoelectric Material}, booktitle = {Proc. 2012 IEICE Society Conf.}, year = 2012, } @inproceedings{CTT100644536, author = {TAKAHIRO AOYAGI and Minseok Kim and Jun-ichi Takada}, title = {Characterization of electrically small antenna in proximity to human body towards antenna de-embedding in body area network channel modeling}, booktitle = {COST IC1004 MCM}, year = 2012, } @inproceedings{CTT100639453, author = {Takahiro Aoyagi}, title = {Designing Channel Models for Wireless Body Area Networks}, booktitle = {}, year = 2012, } @inproceedings{CTT100638978, author = {Takahiro Aoyagi and Hiroshi Kurihara and Koji Takizawa}, title = {Numerical Simulations for Site VSWR with Consideration of Diffracted Wave of Pyramidal Electromagnetic Wave Absorber}, booktitle = {Proc. 2012 Asia-Pacific International Symposium on Electromagnetic Compatibility}, year = 2012, } @inproceedings{CTT100638977, author = {Takahiro Aoyagi and Hiroshi Kurihara and Koji Takizawa}, title = {Analysis of Diffracted Wave from Pyramidal Electromagnetic Wave Absorber by Numerical Simulation}, booktitle = {Proc. 2012 Korea-Japan EMT/EMC/BE Joint Conference}, year = 2012, } @inproceedings{CTT100634900, author = {Iswandi and Takahiro Aoyagi and Minseok Kim and Jun-ichi Takada}, title = {The Utilization of Body Skeleton Model for Modeling the Dynamic BAN Channels}, booktitle = {Proc. 6th European Conference on Antennas and Propagation (EuCAP)}, year = 2012, } @inproceedings{CTT100634819, author = {Takahiro Aoyagi and Takashi Hirose and Kouhei Suzaki and Yoshinori Suzuki and Takahtoshi Sugiyama}, title = {Effects of ship body for maritime mobile broadband communications}, booktitle = {Proc. Comm. IEICE General Conf.}, year = 2012, } @inproceedings{CTT100634818, author = {Takahiro Aoyagi and Hiroshi Kurihara and Koji Takizawa}, title = {Freqency characteristics of diffraction coefficients of a pyramidal wave electromagnetic absorber for simulation of SVSWR}, booktitle = {Proc. Comm. IEICE General Conf.}, year = 2012, } @inproceedings{CTT100634907, author = {Takahiro Aoyagi}, title = {Numerical Simulation of Electromagnetic Wave Propagation for Wireless Body Area Network Channel Modeling}, booktitle = {}, year = 2012, } @inproceedings{CTT100634905, author = {Takahiro Aoyagi and Jun-ichi Takada and Kenichi Takizawa and Kamya Y. Yazdandoost and Huan-Bang Li and Marco Hernandez and Kiyoshi Hamaguchi and Ryu Miura and Takehiko Kobayashi and Ryuji Kohno}, title = {Propagation Characteristics for 2.45 GHz Dynamic Wearable WBAN using Multiport VNA}, booktitle = {Proc. Sixth International Symposium on Medial Information and Communication Technology}, year = 2012, } @inproceedings{CTT100634899, author = {Takahiro Aoyagi and Jun-ichi Takada}, title = {Simulation for Wearable Body Area Network by Multipole Technique At 403 MHz}, booktitle = {Proc. 6th European Conference on Antennas and Propagation (EuCAP)}, year = 2012, } @inproceedings{CTT100633154, author = {Tetsuo Nukita and Takahiro Aoyagi and Minseok Kim and Jun-ichi Takada and Marco Hernandez and Ryu Miura}, title = {Study on Effects of Body Shape on Propagation Characteristics in 2.45 GHz Dynamic Wearable WBAN using Multi-Port VNA}, booktitle = {Proc. Medical Information and Communications Technology (MICT), IEICE}, year = 2012, } @inproceedings{CTT100632088, author = {Takahiro AOYAGI and Hiroshi KURIHARA and Koji TAKIZAWA}, title = {Simulations for site VSWR with consideration of diffracted wave of pyramidal electromagnetic wave absorber}, booktitle = {IEICE Technical Report}, year = 2011, } @inproceedings{CTT100632089, author = {Takahiro AOYAGI and Kouhei SUZAKI and Yoshinori SUZUKI and Takashi HIROSE and Takatoshi SUGIYAMA}, title = {Modeling and numerical simulation for considering the installation of the maritime mobile satellite communication antenna}, booktitle = {IEICE Technical Report}, year = 2011, } @inproceedings{CTT100625757, author = {Tomoki Hamaji and Alfred Kik and TAKAHIRO AOYAGI and Atsuhiro Nishikata and Soichi Watanabe}, title = {In vivo Measurement of Equivalent Complex Permittivity of Fingers for 750–1150 MHz Using the Waveguide-Penetration Method}, booktitle = {Proc. IEICE Comm. Society Conf.}, year = 2011, } @inproceedings{CTT100630326, author = {Takahiro Aoyagi and Hiroshi Kurihara and Koji Takizawa}, title = {Simulation of SVSWR with consideration of diffracted wave of pyramidal electromagnetic wave absorber}, booktitle = {Proc. 2011 IEICE Communications Society Conference}, year = 2011, } @inproceedings{CTT100625479, author = {Takahiro Aoyagi and Jun-ichi Takada}, title = {Propagation simulation for Body Area Netrorks by GMT}, booktitle = {COST Action IC1004 First Scientific Meeting Temporary Documents}, year = 2011, } @inproceedings{CTT100622113, author = {Takahiro Aoyagi and Hiroshi Kurihara and Koji Takizawa}, title = {Estimating the effects of diffracted wave from pylamidal electromagnetic wave absorber on SVSWR by simulations}, booktitle = {IEICE Technical Report}, year = 2011, } @inproceedings{CTT100620457, author = {Takahiro Aoyagi and Iswandi and Minseok Kim and Jun-ichi Takada and Kiyoshi Hamaguchi and Ryuji Kohno}, title = {Body Motion and Channel Response of Dynamic Body Area Channel}, booktitle = {Proceedings of the 5th European Conference on Antennas and Propagation (EUCAP)}, year = 2011, } @inproceedings{CTT100619712, author = {Takahiro Aoyagi and Minseok Kim and Jun-Ichi Takada and Kiyoshi Hamaguchi and Ryuji Kohno}, title = {Numerical Simulations for Dynamic WBAN Propagation Channel During Various Human Movements}, booktitle = {Proc. 5th International Symposium on Medical Information and Communication Technology (ISMICT2011)}, year = 2011, } @inproceedings{CTT100622114, author = {Takahiro Aoyagi and Hiroshi Kurihara and Koji Takizawa}, title = {Simulation for estimating the effect of diffracted wave from pylamidal electromagnetic wave absorber on SVSWR}, booktitle = {Proc. 2011 IEICE General Conference Communications 1}, year = 2011, } @inproceedings{CTT100622116, author = {Iswandi and Minseok Kim and Jun-ichi Takada and Takahiro Aoyagi}, title = {Simulation of Dynamic BAN Channel for Navel to Arm Links Base on Antenna Motion}, booktitle = {Proc. 2010 IEICE Medical Information and Communications Technology (MICT)}, year = 2011, } @inproceedings{CTT100622115, author = {Takahiro Aoyagi and Minseok Kim and Jun-ichi Takada and Kiyoshi Hamaguchi and Ryuji Kohno}, title = {Electromagnetic wave propagation simulation and diversity effects during various human movements}, booktitle = {Proc. 2010 IEICE Medical Information and Communications Technology (MICT)}, year = 2011, } @inproceedings{CTT100615593, author = {Tomoki Hamaji and Takahiro Aoyagi and Atsuhiro Nishikata and Souichi Watanabe}, title = {Measurement of Equivalent Complex Permittivity of Fingers in 750-1150 MHz by Waveguide Penetratioin Method}, booktitle = {IEICE Technical Report (EMCJ)}, year = 2010, } @inproceedings{CTT100615594, author = {Takahiro Aoyagi and Tomoki Hamaji and Atsuhiro Nishikata and Soichi Watanabe}, title = {Calculation of electromagnetic loss by line wave source for simple human finger-model with complex permittivity measured by waveguide penetration method}, booktitle = {IEICE Technical Report (EMCJ)}, year = 2010, } @inproceedings{CTT100663235, author = {Grace H.H. Sung and Takahiro Aoyagi and Kiyoshi Hamaguchi and Ryuji Kohno}, title = {Study of Signal Propagations at 2.45GHz for WirelessBAN Applications}, booktitle = {Proc. 2010 IEEE 11th International Symposium on Spread Spectrum Techniques and Application (ISSSTA2010)}, year = 2010, } @inproceedings{CTT100612353, author = {TAKAHIRO AOYAGI and Atsuhiro Nishikata and Tomoki Hamaji}, title = {Electromagnetic loss calculation of a human finger model with line wave source using dielectric constants measured by waveguide penetration method}, booktitle = {2010 Proc. IEICE comm. society conference}, year = 2010, } @inproceedings{CTT100612352, author = {Takahiro Aoyagi and Minseok Kim and Jun-ichi Takada and Kiyoshi Hamaguchi and Ryuji Kohno}, title = {Numerical Simulation for Dynamic Wearable WBAN Propagation Channel of Various Human Movevments}, booktitle = {2010 Proc. IEICE comm. society conference}, year = 2010, } @inproceedings{CTT100630026, author = {Iswandi and Minseok Kim and Jun-ichi Takada and Takahiro Aoyagi}, title = {Investigation of the Effect of Antenna Movement for Off-Body Channel in UWB-BAN System}, booktitle = {}, year = 2010, } @inproceedings{CTT100611098, author = {Grace Sung and Takahiro Aoyagi and Marco Hernandez and Kiyoshi Hamaguchi and Ryuji Kohno}, title = {Utilizing Electromagnetic Shielding Textiles in Wireless Body Area Networks}, booktitle = {32nd Annual International Conference of the IEEE Engineering in Medicine and Biology Society}, year = 2010, } @inproceedings{CTT100607802, author = {Takahiro Aoyagi and Kiyoshi Hamaguti and Ryuji Kohno}, title = {Numerical Simulation of a Dynamic Wearable BAN Channel and Consideration of Polarization Diversity}, booktitle = {The 545th URSI-F meeting}, year = 2010, } @inproceedings{CTT100611507, author = {Takahiro Aoyagi and Iswandi and Minseok Kim and Jun-ichi Takada and Kiyoshi Hamaguchi and Ryuji Kohno}, title = {Study of Relation between Body Motion and Channel Response of Dynamic Body Area Channel}, booktitle = {11th Management Committee Meeting, European Co-operation in the field of Scientific and Technical Research (COST2100)}, year = 2010, } @inproceedings{CTT100604536, author = {Bin Zhen and Takahiro Aoyagi and Ryuji Kohno}, title = {To analyze the reasons for dynamic on-body channels}, booktitle = {Proc. IEEE Wireless Communications and Networking Conference (WCNC2010)}, year = 2010, } @inproceedings{CTT100604537, author = {Takahiro Aoyagi and Kiyoshi Hamaguchi and Ryuji Kohno}, title = {Electromagnetic wave propagation simulation and effects of polarization diversity for 400 MHz band wearable BAN by using 3D software}, booktitle = {Proceedings of the 2010 1st meeting on Medical Information and Communication Technology}, year = 2010, } @inproceedings{CTT100601176, author = {TAKAHIRO AOYAGI and Hiroshi Kurihara and Koji Takizawa}, title = {Simulation of reflection coefficient measurements for pyramidal electromagnetic wave absorber with consideration of diffracted wave}, booktitle = {2010 Proc. IEICE comm. general conference}, year = 2010, } @inproceedings{CTT100601420, author = {増永隆二 and 平岡遼 and 川瀬隆治 and 田野井淳一 and TAKAHIRO AOYAGI and 橋本修}, title = {鉄筋コンクリート壁のシールド特性に関する検討}, booktitle = {電気学会計測研究会資料}, year = 2010, } @inproceedings{CTT100601150, author = {Ryuji MASUNAGA and Ryo HIRAOKA and Osamu HASHIMOTO and Takaharu KAWASE and Junnichi TANOI and TAKAHIRO AOYAGI}, title = {A Fundamental Study on Electromagnetic Shielding Characteristics of Reinforced Concrete Wall}, booktitle = {2010 Proc. IEICE general conference}, year = 2010, } @inproceedings{CTT100601151, author = {TAKAHIRO AOYAGI and Kiyoshi Hamaguchi and Ryuji Kohno}, title = {Numerical Simulation of a Dynamic Wearable WBAN Propagation Channel with Human Motions}, booktitle = {2010 Proc. IEICE general conference}, year = 2010, } @inproceedings{CTT100601419, author = {Takahiro Aoyagi and Kiyoshi Hamaguchi and Ryuji Kohno}, title = {Composition of Dynamic Wearable Body Area Network Propagation Channel by Using Numerical Simulations}, booktitle = {The 4th International Symposium on Medical Information and Communication Technology}, year = 2010, } @inproceedings{CTT100600799, author = {Tomoki Hamaji and Atsuhiro Nishikata and Takahiro Aoyagi}, title = {Investigation for the Calibration of Waveguide Penetration Method Using Standard Samples}, booktitle = {Proceedings of the 2010 IEICE General Conference 1}, year = 2010, } @inproceedings{CTT100600800, author = {Tatsuya Yamaguchi and Atsuhiro Nishikata and Takahiro Aoyagi and Youji Kotsuka}, title = {Analysis for EM-wave Absorber Composed of Loop Array and Circuit-Theory-based Derivation of Matching Condition}, booktitle = {Proceedings of the 2010 IEICE General Conference}, year = 2010, } @inproceedings{CTT100600862, author = {TAKAHIRO AOYAGI and Daisuke KOYAMA and KENTARO NAKAMURA and Marie Tabaru}, title = {Design of the Multi-layered polyurea piezoelectric ultrasonic transducer}, booktitle = {Proc. 2010 Spring Meeting, Acoustical Society of japan}, year = 2010, } @inproceedings{CTT100804839, author = {Zhen, B. and TAKAHIRO AOYAGI and Kohno, R.}, title = {Reasons for time-varying fading of dynamic on-body channels}, booktitle = {IEEE Wireless Communications and Networking Conference, WCNC}, year = 2010, } @inproceedings{CTT100592774, author = {Takahiro Aoyagi and Daisuke Koyama and Kentaro Nakamura and Marie Tabaru}, title = {Equivalent circuit analysis of efficiency improvement in multilayered polyurea ultrasonic transducers}, booktitle = {Proceedings of the 30th Symposium on Ultrasonics Electronics}, year = 2009, } @inproceedings{CTT100590067, author = {Takahiro Aoyagi and Kiyoshi Hamaguchi and Ryuji Kohno}, title = {Simulation of Human Motions for Constructing the Dynamic Wearable WBAN Channel Model}, booktitle = {Proceedings of the 2009 Communications Society, IEICE Conference}, year = 2009, } @inproceedings{CTT100593547, author = {Kenichi Takizawa and Takahiro Aoyagi and Kiyoshi Hamaguchi and Ryuji Kohno}, title = {Performance evaluation of wireless communications through capsule endoscope}, booktitle = {Proc. Engineering in Medicine and Biology Society, 2009. EMBC 2009. Annual International Conference of the IEEE}, year = 2009, } @inproceedings{CTT100590181, author = {Bin Zhen and Takahiro Aoyagi and Ryuji Kohno}, title = {Dynamic on-body channel and its ARQ error control}, booktitle = {Proc. 2009 6th International Symposium on Wireless Communication Systems (ISWCS'09)}, year = 2009, } @inproceedings{CTT100590070, author = {NISHIKATA Atsuhiro and AOYAGI Takahiro and KOTSUKA Youji}, title = {EM-wave Absorber using Artificial Magnetic Material Composed of Loop Array}, booktitle = {Proceedings of the 2009 Communications Society, IEICE Conference}, year = 2009, } @inproceedings{CTT100590069, author = {Tomoki Hamaji and Atsuhiro Nishikata and Takahiro Aoyagi}, title = {Investigation for the Measurement of Complex Permittivity of Fingers around 800 MHz by Waveguide Penetration Method}, booktitle = {Proceedings of the 2009 Communications Society, IEICE Conference}, year = 2009, } @inproceedings{CTT100590068, author = {Hiroaki Hagiwara and Yun Kang and Masahiko Inamori and Kenichi Takizawa and Takahiro Aoyagi and Kiyoshi Hamaguchi}, title = {Measurements of received signal level radiated from implanted signal generators}, booktitle = {Proceedings of the 2009 Communications Society, IEICE Conference}, year = 2009, } @inproceedings{CTT100586995, author = {Ryo Miyazaki and Atsuhiro Nishikata and Takahiro Aoyagi and Youji Kotsuka}, title = {Tunable EM-wave Absorber Below 1GHz using Diode Grid and its Evaluatio by Large Stripline}, booktitle = {Proceedings of the 2009 International Symposium on Electromagnetic Compatibility, Kyoto}, year = 2009, } @inproceedings{CTT100588528, author = {Takahiro Aoyagi and Hiroshi Kurihara and Koji Takizawa}, title = {Theoretical study for diffracted wave from pyramidal electromagnetic wave absorber}, booktitle = {IEICE Technical Report}, year = 2009, } @inproceedings{CTT100588526, author = {Takahiro Aoyagi and Kiyoshi Hamaguchi and Ryuji Kohno}, title = {Human motion simulation for dynamic Wearable WBAN propagation channel}, booktitle = {Proceedings of the 2009 2nd meeting on Medical Information and Communication Technology}, year = 2009, } @inproceedings{CTT100586996, author = {Takahiro Aoyagi and Kimitoshi Murano and Atsuhiro Nishikata and Youji Kotsuka}, title = {Metamaterial Wave Absorber to Improve Oblique Incident Characteristics}, booktitle = {Proceedings of the 2009 International Symposium on Electromagnetic Compatibility, Kyoto}, year = 2009, } @inproceedings{CTT100582519, author = {Takahiro Aoyagi and Kenichi Takizawa and Takehiko Kobayashi and Jun-ichi Takada and Ryuji Kohno}, title = {Development of a WBAN Channel Model for Capsule Endoscopy}, booktitle = {Proceedings of the 2009 IEEE International Symposium on Antennas and Propagation and USNC-URSI National Radio Science Meeting}, year = 2009, } @inproceedings{CTT100582520, author = {Kenichi Takizawa and Takahiro Aoyagi and Huan-Bang Lee and Jun-ichi Takada and Takehiko Kobayashi and Ryuji Kohno}, title = {Path Loss and Power Delay Profile Channel Models for Wireless Body Area Networks}, booktitle = {Proceedings of the 2009 IEEE International Symposium on Antennas and Propagation and USNC-URSI National Radio Science Meeting}, year = 2009, } @inproceedings{CTT100582522, author = {Kenichi Takizawa and Takahiro Aoyagi and Ryuji Kohno}, title = {Channel Modeling and Performance Evaluation on UWB-Based Wireless Body Area Networks}, booktitle = {Proceedings of the IEEE International Conference on Communications}, year = 2009, } @inproceedings{CTT100582524, author = {Bin Zhen and Kenichi Takizawa and Takahiro Aoyagi and Ryuji Kohno}, title = {A Body Surface Coordinator for Implanted Biosensor Networks}, booktitle = {Proceedings of the IEEE International Conference on Communications, Adhoc and Sensor Networking Symposium}, year = 2009, } @inproceedings{CTT100582518, author = {Kenichi Takizawa and Shigeru Omori and Hideo Harada and Hiroaki Hagiwara and Yoshiki Takeoka and Yoshimitsu Kudoh and Hiroki Shoki and Masatoshi Homan and Takahiro Aoyagi and Kiyoshi Hamaguchi and Ryuji Kohno}, title = {Research on Wireless Communication Technologies for Advanced Medical Information Networks - Activity Report of Medical ICT Consortium Promoted by NICT -}, booktitle = {Proceedings of 13th Spring Meeting of JAMI (Symposium 2009 in Nagasaki)}, year = 2009, } @inproceedings{CTT100572127, author = {TAKAHIRO AOYAGI and Kenichi Takizawa and Takehiko Kobayashi and Jun-ichi Takada and Ryuji Kohno}, title = {Construction of a WBAN Channel Model for Capsule Endoscopy}, booktitle = {電子情報通信学会総合大会通信講演論文集1}, year = 2009, } @inproceedings{CTT100572129, author = {Ryo MIYAZAKI and Atsuhiro NISHIKATA and Takahiro AOYAGI and Youji KOTSUKA}, title = {Tunable EM-wave Absorber below 1 GHz using Diode Lattice and its Evaluation by Large Stripline}, booktitle = {Proc. IEICE General Conference}, year = 2009, } @inproceedings{CTT100572131, author = {TAKAHIRO AOYAGI and Marie Nakazawa and Daisuke KOYAMA and KENTARO NAKAMURA}, title = {High Frequency Characteristics of a polyurea variable-line-focus-beam-transducer}, booktitle = {日本音響学会2009年春季研究発表会講演論文集}, year = 2009, } @inproceedings{CTT100572128, author = {Kenichi Takizawa and Takahiro Aoyagi and Huan-Bang Li and Jun-ichi Takada and Takehiko Kobayashi and Ryuji Kohno}, title = {Wearable Channel Models Based on Measured Channel Responses by using Practical Antennas}, booktitle = {電子情報通信学会総合大会通信講演論文集1}, year = 2009, } @inproceedings{CTT100571451, author = {Kenichi Takizawa and Takahiro AoyagiKenichi Takizawa and Takahiro Aoyagi and Kiyoshi Hamaguchi and Ryuji Kohno}, title = {Performance Evaluation on Wireless Communication Technology for Implantable Wireless Body Area Network}, booktitle = {International Symposium on Medical Information and Communication Technology}, year = 2009, } @inproceedings{CTT100571452, author = {Marco Hernandez and Takahiro Aoyagi and Juni-chi Takada and Ryuji Kohno}, title = {UWB Channel Modeling for BANs based on the Auto-Regressive Moving Average (ARMA) Synthesis Method}, booktitle = {International Symposium on Medical Information and Communication Technology}, year = 2009, } @inproceedings{CTT100611508, author = {Kamya Yekeh Yazdandoost and Kenichi Takizawa and Takahiro Aoyagi and Jun-ichi Takada and Ryuji Kohno}, title = {An Overview of NICT's Channel Model Planning for Wireless Body Area Network}, booktitle = {9th Management Committee Meeting, European Co-operation in the field of Scientific and Technical Research (COST2100)}, year = 2009, } @inproceedings{CTT100569762, author = {滝沢賢一 and TAKAHIRO AOYAGI and 穂満政敏 and 浜田リラ and 石上忍 and 小林岳彦 and Jun-ichi Takada and 河野隆二}, title = {インプラントWBANを想定した液体ファントムによる電波伝搬損失の測定}, booktitle = {Proc. IEICE MICT}, year = 2009, } @inproceedings{CTT100569764, author = {TAKAHIRO AOYAGI and 滝沢賢一 and 小林岳彦 and Jun-ichi Takada and 河野隆二}, title = {電波伝搬損失測定とシミュレーションによるインプラントWBAN電波伝搬モデルの構築}, booktitle = {Proc. IEICE MICT}, year = 2009, } @inproceedings{CTT100566490, author = {Takahiro Aoyagi and Marie Nakazawa and Kentaro Nakamura (Tokyo Inst. of Tech.)}, title = {Frequency characteristics of the polyurea ultrasonic variable-line-focus-beam-transducer}, booktitle = {Proceedings of Symposium on Ultrasonics Electronics}, year = 2008, } @inproceedings{CTT100570200, author = {Norihiko Katayama and Kenichi Takizawa and Takahiro Aoyagi and Jun-ichi Takada and Huan-Bang LI and Ryuji Kohno}, title = {Channel model on various frequency bands for wearable Body Area Network}, booktitle = {Applied Sciences on Biomedical and Communication Technologies, 2008. ISABEL '08. First International Symposium on}, year = 2008, } @inproceedings{CTT100585202, author = {Jun-ichi Takada and Takahiro Aoyagi and Kenichi Takizawa and Norihiko Katayama and Hirokazu Sawada and Takehiko Kobayashi Kamya Yekeh Yazdandoost and Huan-bang Li Takehiko Kobayashi Kamya Yekeh Yazdandoost and Huan-bang Li and Ryuji Kohno}, title = {Static Propagation and Channel Models in Body Area}, booktitle = {COST 2100 6th Management Committee Meeting, TD(08)639}, year = 2008, } @inproceedings{CTT100565364, author = {Takahiro Aoyagi and Hiroshi Kurihara and Koji Takizawa}, title = {Study of the scattering wave of a pyramidal electromagnetic wave absorber at oblique incidence}, booktitle = {Proceedings of the 2008 IEICE Society Conference}, year = 2008, } @inproceedings{CTT100565365, author = {Yuuichi Sakumo and Takahiro Aoyagi and Osamu Hashimoto}, title = {A Study about Attenuation Effect of Leaky-wave by a zCoated Lossy Film on the Surface of a Gap}, booktitle = {2008 年電子情報通信学会通信ソサイエティ大会講演論文集1}, year = 2008, } @inproceedings{CTT100565362, author = {Norihiko KATAYAMA and Kenichi TAKIZAWA and Takahiro AOYAGI and Jun-ichi TAKADA and Huan-Bang Li and Ryuji KOHNO}, title = {A Study on Channel Model for Wearable Body Area Network}, booktitle = {Proceedings of the 2008 IEICE Society Conference}, year = 2008, } @inproceedings{CTT100565359, author = {Kenichi Takizawa and Takahiro Aoyagi and Jun-ichi Takada and Norihiko Katayama and Kamya Yekeh Yazdandoost and Takehiko Kobayashi and Ryuji Kohno}, title = {Channel Model for Wireless Body Area Networks}, booktitle = {IEEE Engineering in Medicine and Biology Society, 2008. EMBS 2008.}, year = 2008, } @inproceedings{CTT100565366, author = {Hirokazu Sawada and Takahiro Aoyagi and Jun-ichi Takada and Kamya Yekeh Yazdandoost and Ryuji Kohno}, title = {Channel Models between body surface and wireless access point for UWB Band}, booktitle = {IEEE 802.15 WPAN Document IEEE 802.15-08-0576-00-0006}, year = 2008, } @inproceedings{CTT100564230, author = {Hikaru Saito and Masaki Kouzai and Takahiro Aoyagi and Atsuhiro Nishikata and Soichi Watanabe}, title = {Improvement for Accurate Measurement of finger's Complex Permittivity by Waveguide-Penetration Method}, booktitle = {IEICE Technical Report}, year = 2008, } @inproceedings{CTT100564231, author = {TAKAHIRO AOYAGI and 滝沢 賢一 and Jun-ichi Takada and 河野 隆二}, title = {ウェアラブルおよびインプラントBANチャネルモデル構築- シミュレーションによる400MHz帯での検討 -}, booktitle = {電子情報通信学会 医療情報通信技術時限研究専門委員会 講演論文集}, year = 2008, } @inproceedings{CTT100564232, author = {Takahiro Aoyagi and Jun-ichi Takada and Kenichi Takizawa and Norihiko Katayama and Takehiko Kobayashi and Kamya Yekeh Yazdandoost and Huan-bang Li and Ryuji Kohno}, title = {Channel models for wearable and implantable WBANs}, booktitle = {IEEE 802.15 WPAN Document IEEE P802.15-08-0416-04-0006}, year = 2008, } @inproceedings{CTT100554592, author = {Daliang TONG and Atsuhiro NISHIKATA and Takahiro AOYAGI and Youji KOTSUKA}, title = {Investigation of Variably Matchable EM-wave Absorber using Varicap Diodes}, booktitle = {IEICE Technical Report}, year = 2008, } @inproceedings{CTT100554593, author = {Ryo MIYAZAKI and Atsuhiro NISHIKATA and Takahiro AOYAGI and Youji KOTSUKA}, title = {Manufacturing and Measurement of Variably Matchable EM-wave Absorber}, booktitle = {IEICE Technical Report}, year = 2008, } @inproceedings{CTT100553721, author = {Hikaru Saito and Masaki Kouzai and Takahiro Aoyagi and Atsuhiro Nishikata and Soichi Watanabe}, title = {Investigation for the Measurement of Complex Permittivity of Fingers by Waveguide Penetration Method}, booktitle = {2008 IEICE general conference}, year = 2008, } @inproceedings{CTT100553720, author = {TAKAHIRO AOYAGI and Marie Nakazawa and Masaya Tabaru and KENTARO NAKAMURA and SADAYUKI UEHA}, title = {Measurement method of surface acoustic wave velocity using a polyurea ultrasonic variable-line-focus-transducer}, booktitle = {電子情報通信学会総合大会基礎・境界講演論文集}, year = 2008, } @inproceedings{CTT100553729, author = {Kenichi Takizawa and Masatoshi Homan and YoshikiTakeoka and Takahiro Aoyagi and Hiroaki Hagiwara and Tetsushi Ikegai and Ryuji Kohno}, title = {Capsule endoscope using an implant WBAN}, booktitle = {IEEE 802.15 WPAN Document IEEE 802.15-08-0154-00-0006}, year = 2008, } @inproceedings{CTT100553726, author = {Kenichi Takizawa and KamyaYekehYazdandoost and Takahiro Aoyagi and Norihiko Katayama and Jun-ichiTakada and TakehikoKobayashi and Huan-bang Li and Ryuji Kohno}, title = {Preliminary channel models for wearable WBAN}, booktitle = {IEEE 802.15 WPAN Document IEEE 802.15-08-0155-00-0006}, year = 2008, } @inproceedings{CTT100548901, author = {片山 典彦 and 山本 浩延 and TAKAHIRO AOYAGI and 滝沢 賢一 and Kamya Y. Yazdandoost and Jun-ichi Takada and 小林 岳彦 and 李 還幇 and 河野 隆二}, title = {ウェアラブルBANチャネルモデルの構築(1)}, booktitle = {IEICE Medical Information and Communications Technology (MICT)}, year = 2008, } @inproceedings{CTT100548902, author = {滝沢 賢一 and 片山 典彦 and 山本 浩延 and TAKAHIRO AOYAGI and Kamya Y. Yazdandoost and Jun-ichi Takada and 小林 岳彦 and 李 還幇 and 河野 隆二}, title = {ウェアラブルBANチャネルモデルの構築(2)}, booktitle = {IEICE Medical Information and Communications Technology (MICT)}, year = 2008, } @inproceedings{CTT100570316, author = {Kouta Matsumoto and Takahiro Aoyagi}, title = {Wave Absorber by Using Cylindrical Bars with Magnetic Loss Covers Arranged Metallic Mesh for Installing between ETC Lanes}, booktitle = {Proceedings of Asia-Pacific Microwave Conference 2007 (APMC 2007)}, year = 2007, } @inproceedings{CTT100547601, author = {Hirokazu Sawada and Takahiro Aoyagi and Jun-ichi Takada and Kamya Yekeh Yazdandoost and Ryuji Kohno}, title = {Channel Model for Wireless Body Area Network}, booktitle = {The 2nd International Symposium on Medical Information and Communication Technology (ISMICT'07)}, year = 2007, } @inproceedings{CTT100545417, author = {Hikaru Saito and Masaki Kouzai and Takahiro Aoyagi and Atsuhiro Nishikata and Soichi Watanabe}, title = {In vivo Measurement of Human Body's Complex Permittiity by Waveguide Penetration Method}, booktitle = {IEICE Technical Report}, year = 2007, } @inproceedings{CTT100545389, author = {Takahiro Aoyagi and Marie Nakazawa and Masaya Tabaru and Kentaro Nakamura and Sadayuki Ueha}, title = {Measurements of surface acoustic wave velocity using a polyurea ultrasonic variable-line-focus-beam-transducer}, booktitle = {Proc. Symp. Ultrason. Elctron., 28}, year = 2007, } @inproceedings{CTT100543728, author = {TAKAHIRO AOYAGI and Jun-ichi Takada and Kazuhisa Tstutsui and Akihiko Saito and Mikiko Fukase and Yoshifumi Matsui and Takahiko Iriyanma}, title = {金属粉混合樹脂を使用したUWB用アンテナの検討}, booktitle = {電子情報通信学会ソサイエティ大会講演論文集}, year = 2007, } @inproceedings{CTT100543837, author = {TAKAHIRO AOYAGI and Jun-ichi Takada and Kazuhisa Tsutsui and Akihiko Saito and Mikiko Fukase and Takahiko Iriyama}, title = {Small Resinous UWB Chip Antenna using Metal Powder}, booktitle = {}, year = 2007, } @inproceedings{CTT100543733, author = {Hiromitsu Nakagawa and TAKAHIRO AOYAGI and Atsuhiro Nishikata}, title = {動画像処理を用いた遠隔講義用板書記録システムを利用した講義の評価}, booktitle = {日本教育工学会第23回全国大会講演論文集}, year = 2007, } @inproceedings{CTT100543732, author = {KIMIKO KUBO and Masaki Kouzai and Kenta Tanaka and TAKAHIRO AOYAGI and Atsuhiro Nishikata}, title = {Lecture improvement support system using a humanoid robot as a perticipant}, booktitle = {日本教育工学会第23回全国大会講演論文集}, year = 2007, } @inproceedings{CTT100543731, author = {TAKAHIRO AOYAGI and Hiromitsu Nakagawa and Atsuhiro Nishikata and Eiji Niwa and Naofumi Takahashi}, title = {Development of the high-resolution blackboard-image trasmission system for distance education using character extraction}, booktitle = {日本教育工学会第23回全国大会講演論文集}, year = 2007, } @inproceedings{CTT100543730, author = {Marie Nakazawa and Masaya Tabaru and KENTARO NAKAMURA and SADAYUKI UEHA and TAKAHIRO AOYAGI}, title = {ポリ尿素膜を用いた高周波超音波トランスデューサの特性評価}, booktitle = {日本音響学会2007年秋季研究発表会講演論文集}, year = 2007, } @inproceedings{CTT100543729, author = {TAKAHIRO AOYAGI and Marie Nakazawa and Masaya Tabaru and KENTARO NAKAMURA and SADAYUKI UEHA}, title = {Measurements of surface acoustic wave velocity using}, booktitle = {日本音響学会2007年秋季研究発表会講演論文集}, year = 2007, } @inproceedings{CTT100524069, author = {北本篤史 and 松本好太 and 中村卓哉 and 青柳貴洋 and 橋本修 and 宮本隆志}, title = {A Study on Improvement of ETC Environment by Using Cylindrical Bars with Magnetic Loss Covers Arranged Metallic Mesh}, booktitle = {信学技報}, year = 2006, } @inproceedings{CTT100524068, author = {Takahiro Aoyagi and Marie Nakazawa and Kentaro Nakamura and Sadayuki Ueha}, title = {Numerical analysis for ultrasonic beam of variable line focus transducer}, booktitle = {Proc. Symp. Ultrason. Electron.}, year = 2006, } @inproceedings{CTT100507631, author = {Takahiro Aoyagi and Marie Nakazawa and Kentaro Nakamura and Sadayuki Ueha}, title = {Numerical analysis for ultrasonic beam of variable line focus transducer}, booktitle = {Proc. 27th Sympo. Ultrason. Electron.}, year = 2006, } @inproceedings{CTT100524064, author = {K. Matsumoto and T. Ozawa and T. Nakamura and T. Aoyagi and O. Hashimoto and T. Miyamoto}, title = {Wave absorber formed by arranging cylindrical bars at intervals for improving ETC environment}, booktitle = {EMC europe}, year = 2006, } @inproceedings{CTT100508537, author = {TAKAHIRO AOYAGI and MARIE NAKAZAWA and KENTARO NAKAMURA and SADAYUKI UEHA}, title = {可変収束型トランスデューサからの放射音場の有限差分時間領域による数値シュミレーション}, booktitle = {電子情報通信学会2006ソサエティ大会講演論文集}, year = 2006, } @inproceedings{CTT100524066, author = {青柳貴洋 and 中澤麻梨江 and 中村健太郎 and 上羽貞行}, title = {可変集束型トランスデューサからの放射音場の有限差分時間領域法による数値シミュレーション}, booktitle = {電子情報通信学会}, year = 2006, } @inproceedings{CTT100524065, author = {北本篤史 and 松本好太 and 中村卓哉 and TAKAHIRO AOYAGI and 橋本修 and 宮本隆志}, title = {ETC用金網付円筒棒列電波吸収体に関する一検討}, booktitle = {電子情報通信学会}, year = 2006, } @inproceedings{CTT100390592, author = {T. Ozawa and T. Nakamura and K. Matsumoto and T. Aoyagi and O. Hashimoto and T. Miyamoto}, title = {A Study on Optimization of Wave Absorber Composed of Multiples Wires for ETC}, booktitle = {電子情報通信学会}, year = 2005, } @inproceedings{CTT100390798, author = {Takahiro Aoyagi and Hiroshi Kurihara and Koji Takizawa}, title = {Theoretical analysis for reduction of reflected wave from a metalic corner using wave absorber}, booktitle = {電子情報通信学会ソサイエティ大会}, year = 2005, } @inproceedings{CTT100636481, author = {Hiromitsu Muta and Kazuko Sugimoto and Minoru Nakayama and Kanji Akahori and Atsuhiro Nishihara and Takahiro Aoyagi and Yuuki Yoshihara}, title = {The Effects of Student Ratings and Evaluation of Teaching on Education}, booktitle = {日本教育工学会 第21回全国大会}, year = 2005, } @inproceedings{CTT100390800, author = {Zhou Haitao and Takahiro Aoyagi and Akinori Nishihara}, title = {Efficacy of Distance Lecture Using High-Definition Camcorder}, booktitle = {日本教育工学会 第21回全国大会}, year = 2005, } @inproceedings{CTT100390799, author = {Takahiro Aoyagi}, title = {Development of the blackboard scripting system for distance education by image processing}, booktitle = {日本教育工学会 第21回全国大会}, year = 2005, } @inproceedings{CTT100405582, author = {周 海涛 and TAKAHIRO AOYAGI and AKINORI NISHIHARA}, title = {遠隔講義の高効率化 - HDVカメラを用い た検証実験 -}, booktitle = {日本教育工学会第21回全国大会}, year = 2005, } @inproceedings{CTT100389953, author = {Takahiro Aoyagi and Atsuhiro Nishikata and Akihiko Saito}, title = {Quantitative study for measurement error caused by curvature of a reference plate in free space method}, booktitle = {電子情報通信学会技術報告}, year = 2005, } @inproceedings{CTT100636483, author = {AKINORI NISHIHARA and MINORU NAKAYAMA and HIROMITSU MUTA and TAKAHIRO AOYAGI and 吉原祐貴 and Atsuhiro Nishikata and KANJI AKAHORI}, title = {Comparison of Synchronous & Asynchronous International Distance Education}, booktitle = {Proceedings of the 20th annual conference of JSET}, year = 2004, } @inproceedings{CTT100636468, author = {Hiromitsu Muta and Minoru Nakayama and Takahiro Aoyagi and Atsuhiro Nishikata and Akinori Nihihara and Kanji Akahori and Yuuki Yoshihara}, title = {High Schools and University Collaboration Project through Satellite Communication}, booktitle = {日本教育工学会 第20回全国大会 講演論文集}, year = 2004, } @inproceedings{CTT100498745, author = {Atsuhiro Nishihara and Takahiro Aoyagi}, title = {Numerical Evaluation for influence of sample size and source distance on the reflectivity measurement by free space method}, booktitle = {電子情報通信学会ソサイエティ大会}, year = 2004, } @inproceedings{CTT100498136, author = {TAKAHIRO AOYAGI and 齋藤章彦 and 西方敦博}, title = {A study of reflected wave from a reference plate in freespace method in consideration of a curvature}, booktitle = {電子情報通信学会技術研究報告}, year = 2004, } @inproceedings{CTT100498135, author = {西方敦博 and 福間紀理 and TAKAHIRO AOYAGI}, title = {Influence of a reference plate in evaluation of an electromagnetic wave absorber by free space method}, booktitle = {電子情報通信学会技術研究報告}, year = 2004, } @inproceedings{CTT100498012, author = {T. Kunishima and A.Saito and T.Aoyagi}, title = {Development of ingredients for electromagnetic wave absorbing pavement}, booktitle = {International symposium on Electromagnetic Compatibility}, year = 2004, } @inproceedings{CTT100498010, author = {Atsuhiro Nishikata and Takahiro Aoyagi}, title = {自由空間法における基準金属板からの散乱波解析}, booktitle = {電子情報通信学会総合大会講演論文集}, year = 2004, } @inproceedings{CTT100498009, author = {TAKAHIRO AOYAGI and 西方敦博}, title = {Theoretical analysis for reflected wave from a reference plate in freespace method}, booktitle = {電子情報通信学会総合大会講演論文集}, year = 2004, } @inproceedings{CTT100498011, author = {T.Aoyagi and A.Saito and A.Nishikata}, title = {Influence of a reference plate in evaluation of an electromagnetic wave absorber by free space method}, booktitle = {Proc. International symposium on Electromagnetic Compatibility}, year = 2004, } @inproceedings{CTT100491757, author = {TAKAHIRO AOYAGI and 齋藤章彦 and 西方敦博}, title = {Influence of a reference plate in evaluation of an electromagnetic wave absorber by free space method}, booktitle = {電子情報通信学会技術研究報告}, year = 2003, } @inproceedings{CTT100488064, author = {齋藤章彦 and TAKAHIRO AOYAGI and 月村将人}, title = {電磁波吸収性能を有する舗装材の特性(その2)}, booktitle = {第25回日本道路会議}, year = 2003, } @inproceedings{CTT100636485, author = {AKINORI NISHIHARA and TAKAHIRO AOYAGI and MINORU NAKAYAMA and HIROMITSU MUTA and 内山正史}, title = {Development of e-learning course authoring system for international distance education}, booktitle = {Proceedings of the 2003 conference of JET}, year = 2003, } @inproceedings{CTT100636490, author = {HIROMITSU MUTA and MINORU NAKAYAMA and TAKAHIRO AOYAGI and Atsuhiro Nishikata and AKINORI NISHIHARA and KANJI AKAHORI}, title = {High Schools and University Collaboration Project through Satellite Communication}, booktitle = {Proceedings of the 2003 conference of JET}, year = 2003, } @inproceedings{CTT100488065, author = {齋藤章彦 and TAKAHIRO AOYAGI and 国島武史}, title = {Development of Electromagnetic wave absorption pavement in consideration of base layer for Intelligent Transport Systems(ITS)}, booktitle = {電子情報通信学会ソサイエティ大会講演論文集}, year = 2003, } @inproceedings{CTT100636500, author = {MINORU NAKAYAMA and AKINORI NISHIHARA and TAKAHIRO AOYAGI and HIROMITSU MUTA and 内山正史 and 角崎正人}, title = {同期型遠隔講義の映像と教材を用いたe-learning教材開発}, booktitle = {電子情報通信学会教育工学研究会技術研究報告}, year = 2002, } @inproceedings{CTT100636518, author = {TAKAHIRO AOYAGI and 西郷義則 and MINORU NAKAYAMA and Atsuhiro Nishikata and AKINORI NISHIHARA and KANJI AKAHORI and HIROMITSU MUTA}, title = {Development and evaluation of the distance education system using communication satellite}, booktitle = {Proceedings of JET 18th annual meeting}, year = 2002, } @inproceedings{CTT100636515, author = {西郷義則 and TAKAHIRO AOYAGI and Atsuhiro Nishikata and MINORU NAKAYAMA and AKINORI NISHIHARA and KANJI AKAHORI and HIROMITSU MUTA}, title = {The operating of ANDES (Academic Network for Distance Education by Satellite)}, booktitle = {Proceedings of JET 18th annual meeting}, year = 2002, } @inproceedings{CTT100636502, author = {AKINORI NISHIHARA and TAKAHIRO AOYAGI and Atsuhiro Nishikata and MINORU NAKAYAMA and KANJI AKAHORI and HIROMITSU MUTA}, title = {Accredited Graduate-Level lectures for Japan and Thailand Using Satellite Communication}, booktitle = {Proceedings of JET 18th annual meeting}, year = 2002, } @inproceedings{CTT100636499, author = {HIROMITSU MUTA and MINORU NAKAYAMA and TAKAHIRO AOYAGI and Atsuhiro Nishikata and AKINORI NISHIHARA and KANJI AKAHORI and 西郷義則}, title = {High schools and university collaboration through astellite communciation}, booktitle = {Proceedings of JET 18th annual meeting}, year = 2002, } @inproceedings{CTT100466047, author = {国島武史 and 原川健一 and 岩田武夫 and TAKAHIRO AOYAGI}, title = {Development of the electromagnetic wave absorption pavement}, booktitle = {電子情報通信学会ソサイエティ大会講演論文集}, year = 2002, } @inproceedings{CTT100466048, author = {齋藤章彦 and TAKAHIRO AOYAGI and 国島武史 and 月村将人 and 岩田武夫}, title = {Measurement of Permittivity and Permeability and Improvement of Oblique Incidence characteristic of Magnetic Wave Absorber Pavement Material}, booktitle = {電子情報通信学会技術研究報告}, year = 2002, } @inproceedings{CTT100466053, author = {TAKAHIRO AOYAGI and 阿部 央 and 清水康敬}, title = {HMDを用いた星座観察補助システムの開発}, booktitle = {電子情報通信学会総合大会講演論文集}, year = 2002, } @inproceedings{CTT100457661, author = {Takahiro Aoyagi and Yasutaka Shimizu}, title = {Suppression of TV-ghosts Caused by Super Highrise Tower Using a Wave Absorber}, booktitle = {The Progress in Electromagnetics Research Symposium}, year = 2001, } @inproceedings{CTT100457662, author = {TAKAHIRO AOYAGI and 室田真男 and 清水康敬}, title = {認証機能を有する受信者指定webアクセス制御システム}, booktitle = {電子情報通信学会総合大会講演論文集}, year = 2001, } @inproceedings{CTT100445179, author = {TAKAHIRO AOYAGI and 室田真男 and 清水康敬}, title = {教師が簡単に公開範囲を指定できるインターネットアクセス制御システムの開発}, booktitle = {教育工学関連学協会連合第6回大会}, year = 2000, } @inproceedings{CTT100445176, author = {TAKAHIRO AOYAGI and 室田真男 and 清水康敬}, title = {発信者が受信者を指定するwebアクセス制御システムの開発}, booktitle = {電子情報通信学会技術報告}, year = 2000, } @inproceedings{CTT100445177, author = {沼田啓司 and TAKAHIRO AOYAGI and 清水康敬}, title = {インターネット情報発信における個人情報検出ソフトの開発}, booktitle = {電子情報通信学会技術報告}, year = 2000, } @inproceedings{CTT100445180, author = {TAKAHIRO AOYAGI and 清水康敬 and 斎藤俊夫 and 原川健一}, title = {超高層塔によるテレビ受信障害と電波吸収体による対策の理論的検討}, booktitle = {電子情報通信学会総合全国大会講演論文集}, year = 2000, } @inproceedings{CTT100445178, author = {TAKAHIRO AOYAGI and 清水康敬 and 斎藤俊夫 and 原川健一}, title = {超高層塔によるテレビ受信障害範囲の検討と電波吸収体による対策の理論的計算}, booktitle = {電子情報通信学会技術報告}, year = 2000, } @inproceedings{CTT100423533, author = {Takahiro Aoyagi and Atsuhiro NISHIKATA and Yasutaka SHIMIZU}, title = {Suppression of TV-ghosts Caused by Suspension Bridge using a Wave Absorber}, booktitle = {Proceedings of International symposium on Electromagnetic compatibility}, year = 1999, } @inproceedings{CTT100492084, author = {Shintaro Nakagami and TAKAHIRO AOYAGI and YASUTAKA SHIMIZU}, title = {漢字学習システムのための手書き文字の評価の検討}, booktitle = {電子情報通信学会総合大会}, year = 1999, } @inproceedings{CTT100492081, author = {TAKAHIRO AOYAGI and 西方 敦博 and 清水 康敬}, title = {電波吸収体の周期長を考慮した設計に関する検討}, booktitle = {電子情報通信学会総合大会講演論文集}, year = 1998, } @inproceedings{CTT100419035, author = {TAKAHIRO AOYAGI and Atsuhiro Nishikata and YASUTAKA SHIMIZU}, title = {電波吸収体の周期長を考慮した特性に関する検討}, booktitle = {電子情報通信学会技術研究報告}, year = 1998, } @inproceedings{CTT100492083, author = {MINORU NAKAYAMA and Tetsuji KIDA and ASA YOSHII and TAKAHIRO AOYAGI and YASUTAKA SHIMIZU}, title = {An effectiveness of Hi-Vision display for the figure presentation}, booktitle = {教育工学関連学協連合第5回全国大会}, year = 1997, } @inproceedings{CTT100419034, author = {TAKAHIRO AOYAGI}, title = {A Theoretical Study on suppression of scattering by Perfectly conductive cylinder}, booktitle = {IEICE Technical Report}, year = 1997, } @inproceedings{CTT100492080, author = {TAKAHIRO AOYAGI and 西方 敦博 and 清水 康敬}, title = {誘電体とフェライトを組合せた円筒吸収体による完全導体柱からの散乱抑制}, booktitle = {電子情報通信学会総合大会講演論文集}, year = 1997, } @inproceedings{CTT100419033, author = {TAKAHIRO AOYAGI and Atsuhiro Nishikata and YASUTAKA SHIMIZU}, title = {Comparison of Reflection Characteristics of Wedge-type Absorber using MMP and FD-TD method}, booktitle = {電子情報通信学会環境電磁工学研究会}, year = 1996, } @inproceedings{CTT100492079, author = {TAKAHIRO AOYAGI and 西方 敦博 and 清水 康敬}, title = {MMP法およびFD-TD法によるウェッジ形電波吸収体の反射特性の比較}, booktitle = {電子情報通信学会総合大会}, year = 1996, } @inproceedings{CTT100690724, author = {unknown unknown and TAKAHIRO AOYAGI and MINORU NAKAYAMA and Atsuhiro Nishikata and YASUTAKA SHIMIZU}, title = {Influence of Reaction Time in Mental Rotation Recognition by Image Quality}, booktitle = {電子情報通信学会総合大会}, year = 1995, } @inproceedings{CTT100492078, author = {TAKAHIRO AOYAGI and 西方 敦博 and 清水 康敬}, title = {MMP(多重多極法)によるウェッジ形電波吸収体の反射特性の計算}, booktitle = {電子情報通信学会総合大会講演論文集}, year = 1995, } @inproceedings{CTT100419036, author = {TAKAHIRO AOYAGI and Yasutaka Shimizu}, title = {Designing multi-layer wave-absorber for oblique incident by point frequency matching method}, booktitle = {Proceedings of International symposium on Electromagnetic compatibility(IEICE, IEEE EMC-S)}, year = 1994, } @inproceedings{CTT100419032, author = {TAKAHIRO AOYAGI and Atsuhiro Nishikata and YASUTAKA SHIMIZU}, title = {Equivalent Permittivity Analyis of Periodic Wedge-type Absorber using Transmission Mode Approximation}, booktitle = {電子情報通信学会環境電磁工学研究会}, year = 1994, } @inproceedings{CTT100492077, author = {TAKAHIRO AOYAGI and Atsuhiro Nishikata and Yasutaka Shimizu}, title = {等価誘電率の伝搬モード近似によるウェッジ形電波吸収体の周期長の考慮}, booktitle = {電子情報通信学会春季大会講演論文集}, year = 1994, } @inproceedings{CTT100419031, author = {TAKAHIRO AOYAGI and YASUTAKA SHIMIZU}, title = {斜入射ポイント整合による多層型電波吸収体の設計}, booktitle = {電子情報通信学会技術研究報告}, year = 1993, } @inproceedings{CTT100492076, author = {TAKAHIRO AOYAGI and Yasutaka Shimizu and Yasuo Hashimoto}, title = {ウェッジ形多層型電波吸収体の反射特性の計算}, booktitle = {電子情報通信学会秋期大会講演論文集}, year = 1993, } @inproceedings{CTT100492075, author = {Yasutaka Shimizu and TAKAHIRO AOYAGI}, title = {斜入射ポイント整合による多層型電波吸収体の設計}, booktitle = {電子情報通信学会春期大会}, year = 1993, } @misc{CTT100674613, author = {TAKAHIRO AOYAGI}, title = {Study of diffracted waves from pyramidal electromagnetic wave absorber}, year = 2014, } @misc{CTT100666498, author = {Marie Tabaru and TAKAHIRO AOYAGI}, title = {ポリ尿素圧電材料による機能性トランスデューサ =高周波トランスデュサの設計・製作と評価=}, year = 2014, } @misc{CTT100630327, author = {Takahiro Aoyagi}, title = {Report on the Fifth International Symposium on Medical Information and Communication Technology (ISMICT2011)}, year = 2011, } @misc{CTT100390826, author = {Takahiro Aoyagi}, title = {Latest EMC Technology Using Magnetic Materials}, year = 2005, } @misc{CTT100594048, author = {TAKAHIRO AOYAGI}, title = {電波吸収体の解析および電波散乱抑制に関する研究}, year = 1998, } @misc{CTT100698849, author = {TAKAHIRO AOYAGI}, title = {地球局アンテナ装置および地球局アンテナ制御方法}, howpublished = {PublishedPatent}, year = 2015, month = {}, note = {特願2014-000816(2014/01/07), 特開2015-130573(2015/07/16)} } @misc{CTT100677669, author = {TAKAHIRO AOYAGI}, title = {地球局装置および地球局装置制御方法}, howpublished = {RegisteredPatent}, year = 2015, month = {}, note = {特願2012-278021(2012/12/20), 特開2014-123820(2014/07/03), 特許第5818108号(2015/10/09)} } @misc{CTT100677660, author = {TAKAHIRO AOYAGI}, title = {移動局装置および移動局制御方法}, howpublished = {RegisteredPatent}, year = 2015, month = {}, note = {特願2012-278020(2012/12/20), 特開2014-123819(2014/07/03), 特許第5818107号(2015/10/09)} } @misc{CTT100665176, author = {TAKAHIRO AOYAGI}, title = {追尾アンテナ装置および追尾アンテナ制御方法}, howpublished = {RegisteredPatent}, year = 2015, month = {}, note = {特願2012-021055(2012/02/02), 特開2013-162230(2013/08/19), 特許第5682930号(2015/01/23)} } @misc{CTT100665207, author = {TAKAHIRO AOYAGI}, title = {追尾アンテナ装置および追尾アンテナ制御方法}, howpublished = {PublishedPatent}, year = 2013, month = {}, note = {特願2012-021056(2012/02/02), 特開2013-160562(2013/08/19)} } @misc{CTT100573072, author = {TAKAHIRO AOYAGI}, title = {超広帯域通信用アンテナ}, howpublished = {PublishedPatent}, year = 2008, month = {}, note = {特願2007-127299(2007/05/11), 特開2008-236705(2008/10/02)} } @misc{CTT100572819, author = {TAKAHIRO AOYAGI}, title = {画像処理装置、画像処理プログラム及び画像処理方法}, howpublished = {RegisteredPatent}, year = 2011, month = {}, note = {特願2005-359850(2005/12/14), 特開2007-166245(2007/06/28), 特許第4830105号(2011/09/30)} } @phdthesis{CTT100594048, author = {TAKAHIRO AOYAGI}, title = {電波吸収体の解析および電波散乱抑制に関する研究}, school = {}, year = 1998, }