"Kodai Yaguchi,TAKAHIRO AOYAGI","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","電子情報通信学会総合大会 依頼シンポジウム BI-2. 電磁波を効率的に制御する最新のEMC技術 (環境電磁工学研専)","電子情報通信学会総合大会講演論文集",,,,,2023,Mar. "Akira Saito,Takahiro Aoyagi","Development of a Synchronous Measurement System for WBAN Channel Modeling Considering Human Body Motion","16th IEEE International Symposium on Medical Information and Communication Technology",,,,,"pp. 1-6",2022,May "Yukiko Sawano,TAKAHIRO AOYAGI","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","電子情報通信学会環境電磁工学研究会","電子情報通信学会環境電磁工学研究会",,,,,2022,Mar. "Tenyu Kashiwa,TAKAHIRO AOYAGI","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","電子情報通信学会ヘルスケア・医療情報通信技術研究会",,,,,,2022,Mar. "Akira Saito,TAKAHIRO AOYAGI","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","電子情報通信学会ヘルスケア・医療情報通信技術研究会",,,,,,2022,Mar. "Kodai Yaguchi,TAKAHIRO AOYAGI","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",,"電子情報通信学会和文論文誌B",,"Vol. J104-B","No. 6","pp. 481-490",2021,June "Taito Nishio,TAKAHIRO AOYAGI","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]","電子情報通信学会環境電磁工学研究会","電子情報通信学会環境電磁工学研究会",,,,,2021,Apr. "Kodai Yaguchi,TAKAHIRO AOYAGI","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","電子情報通信学会環境電磁工学研究会",,,,,,2021,Apr. "Hidenao Honda,TAKAHIRO AOYAGI","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","電子情報通信学会ヘルスケア・医療情報通信技術研究会","電子情報通信学会ヘルスケア・医療情報通信技術研究会","電子情報通信学会",,,,2021,Mar. "Shintaro Sano,Takahiro Aoyagi","Automatic Feature Extraction of Channel Gains of Wireless Body Area Network Using Convolutional Neural Networks","14th International Symposium on Medical Information Communication Technology (ISMICT 2020)","Proc. 14th International Symposium on Medical Information Communication Technology (ISMICT 2020)",,,,"pp. 1-5",2020,May "Kyudai Yaguchi,Takahiro Aoyagi","Study on Numerical Error of De-embedding Method by Cylindrical Wave Expansion for Two-dimensional Reverberation Chambers","Technical meeting of Electromagnetic Compatibility Committee, IEICE","IEICE technical report",,"vol. 119","no. 479","pp. 11-14",2020,Mar. "Shintaro Sano,Takahiro Aoyagi","Human motion classification by convolutional neural network using signal strength of WBAN","Meeting of Technical Committee on Healthcare and Medial ICT, IEICE","IEICE technical report",,"vol. 119","no. 480","pp. 5-9",2020,Mar. "Takahiro Aoyagi","Human Posture Effects of WBAN Measurement in a Reverberation Chamber","14th European Conference on Antennas and Propagation","Proc. 14th European Conference on Antennas and Propagation,",,,,"pp. 1-4",2020,Mar. "Shintaro Sano,Takahiro Aoyagi","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 -","Cross-Field Research Associatioin of Super-Intelligent Networking","IEICE technical report",,,,"p. 1",2019,Nov. "Masataka MIDORI,Hiroyuki NEDATE,Hiroshi KURIHARA,Takahiro AOYAGI","Fundamental Analysis of Electric Field Uniformity in Reverberation Chamber by Monte Carlo Method","2019 IEICE Communication Society Conference","Proc. 2019 IEICE Communication Society Conference",,,,"p. 201",2019,Sept. "Hiroyuki NEDATE,Masataka MIDORI,Hiroshi KURIHARA,Ikuya MINEMATSU,Takahiro AOYAGI","A Study on Stirrer Effect for Electric Field Uniformity in Reverberation Chamber","2019 IEICE Communication Society Conference","Proc. 2019 IEICE Communication Society Conference",,,,"p. 200",2019,Sept. "Hiroyuki NEDATE,Masataka MIDORI,Hiroshi KURIHARA,Ikuya MINEMATSU,Takahiro AOYAGI","Investigation on Measurement Conditions of Electric Field Uniformity in Reverberation Chamber","2019 IEICE Communication Society Conference","Proc. 2019 IEICE Communication Society Conference",,,,"p. 199",2019,Sept. "Kodai Yaguchi,Takahiro Aoyagi","Numerical Simulation of the Electric Field Distribution in Reverberation Chambers with Rectangular Stirrer by De-embedding Method","2019 IEICE Communication Society Conference","Proc. 2019 IEICE Communication Society Conference",,,,"p. 198",2019,Sept. "Sukhumarn Archasantisuk,Takahiro Aoyagi,Tero Uusitupa,Minseok Kim,Jun-ichi Takada","Effect of Unexpected Reflections from Wave Absorber in Body Area Propagation Measurements, Chapter 6, Human-movement identification using the radio signal strength in WBAN",,"Wearable Technologies and Wireless Body Sensor Networks for Healthcare, Chapter 6, Human-movement identification using the radio signal strength in WBAN","The Institution of Engineering and Technology (IET)",,,,2019,Aug. "Sukhumarn ARCHASANTISUK,Takahiro AOYAGI","Transmission Power Control Using Human Motion Classification for Reliable and Energy-Efficient Communication in WBAN",,"IEICE TRANSACTIONS on Communications",,"Vol. E102-B","No. 6","pp. 1104-1112",2019,June "Kodai Yaguchi,Takahiro Aoyagi","Application of De-Embedding Approach on Numerical Simulation of Reverberation Chambers","2019 Joint International Symposium on Electromagnetic Compatibility and Asia-Pacific International Symposium on Electromagnetic Compatibility (EMC Sapporo & APEMC 2019)","Proc. 2019 Joint International Symposium on Electromagnetic Compatibility and Asia-Pacific International Symposium on Electromagnetic Compatibility (EMC Sapporo & APEMC 2019)",,,,"pp. 761-764",2019,June "Ryohei Takeda,Takahiro Aoyagi","Development of Near-Field Source Localization Method Using Convolutional Neural Network","2019 Joint International Symposium on Electromagnetic Compatibility and Asia-Pacific International Symposium on Electromagnetic Compatibility (EMC Sapporo & APEMC 2019)","Proc 2019 Joint International Symposium on Electromagnetic Compatibility and Asia-Pacific International Symposium on Electromagnetic Compatibility (EMC Sapporo & APEMC 2019)",,,,"pp. 686-689",2019,June "Takahiro Aoyagi","Modeling of Shadowing States of On-Off Body Propagation of Wireless Body Area Network During Human Walking Using Simple Geometrical Calculation","The 13th European Conference on Antennas and Propagation (EuCAP 2019)","Proc. 13th European Conference on Antennas and Propagation (EuCAP 2019)",,,,"pp. 373-375",2019,Mar. "Kodai Yaguchi,TAKAHIRO AOYAGI","Research on Application of De-embedding Method to Reverberation Chambers","IEICE General Conference","Proc. IEICE General Conference",,,,"p. 1 (B-4-40)",2019,Mar. "Nobuaki Tanaka,Takahiro Aoyagi","Numerical Simulation of Abdominal Fat Measurement by Through-hole Wave Guide with Realistic Voxel Model","IEICE EMCJ","IEICE Tech. Rep.",,"vol. 118","no. 317","pp. 51-52",2018,Nov. "Marie Tabaru,TAKAHIRO AOYAGI","Non-contact measurement of surface wave speeds and estimation of Young’s moduli of tissue-mimicking phantoms by using focused airborne ultrasound","IEEE International Ultrasonics Symposium including Short Courses (IUS2018)",,,,,,2018,Oct. "Nobuaki Tanaka,Takahiro Aoyagi","Estimation Method of Abdominal Fat Thickness by Micro Wave","International Conference on Body Area Networks (BODYNETS 2018)","Proc. BodyNets 2018",,,,"pp. 1-7",2018,Oct. "Yuta Matsuba,TAKAHIRO AOYAGI","Study on Design of On-Body THz-BAN Wireless Communication System","EMCJ","IEICE Tech. Rep.",,"vol. 118","no. 247","pp. 29-33",2018,Oct. "Nobuaki Tanaka,TAKAHIRO AOYAGI","Application of MRI Model on Estimation Method of Abdominal Fat Thickness by Micro Wave Measurement Using Through?hole Wave Guide","IEICE Communication Society Conference","Proc. IEICE Communication Society Conference",,,,"p. 1 (B-4-21)",2018,Sept. "Marie Tabaru,TAKAHIRO AOYAGI","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~","日本超音波医学会 平成30年度第2回光超音波画像研究会","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",,,,"p. 31",2018,Aug. "Nobuaki Tanaka,TAKAHIRO AOYAGI","Estimation Method of Abdominal Fat Thickness by Micro Wave Measurement Using Through-hole Wave Guide","EMCJ","IEICE Tech. Rep.",,"vol. 118","no. 162","pp. 1-5",2018,July "Kosorl Thourn,Takahiro Aoyagi,Jun-ichi Takada","Development of Broadband Parametric Permittivity Model of Dielectric Absorbing Material for Time-domain Electromagnetic Wave Simulation",,"IEEJ Transactions on Fundamentals and Materials",,"Vol. 138","No. 6","pp. 302-308",2018,June "Taichi Shichijo,Takahiro Aoyagi","Preliminary Path-Loss Measurement of On-Body Wireless Body Area Network at 490 GHz","12th European Conference on Antennas and Propagation (EuCAP 2018)","Proc. 12th European Conference on Antennas and Propagation (EuCAP 2018)",,,,"pp. 1-3",2018,Apr. "Sukhumarn Archasantisuk,Takahiro Aoyagi,Minseok Kim,Jun-ichi Takada","Temporal correlation model-based transmission power control in wireless body area network",,"IET Wireless Sensor Systems",,"Vol. 8","No. 5","pp. 191-199",2018,Apr. "Sukhumarn Archasantisuk,Takahiro Aoyagi","Application of Human Motion Classification for Low-Energy Wireless Body Area Network","IEICE 2017 Communications Society Conference","Proc. IEICE 2017 Communications Society Conference",,,,"pp. 1-2",2018,Mar. "Marie Tabaru,Takahiro Aoyagi","Simultaneous measurement of ultrasonic echo and electromyogram to monitor muscle state","2016 IEEE Asia-Pacific Conference on Applied Elecgromagnetics (APACE2016)","Procc. 2016 IEEE Asia-Pacific Conference on Applied Elecgromagnetics",,,,"pp. 79-83",2017,Dec. "Sukhumarn Archasantisuk,Takahiro Aoyagi","Transmission Power Control Using Human Motion Classification in Daily Human Motion Scenarios for WBAN","IEICE Technical Meeting on Communication Quality","IEICE technical report",,"vol. 117","no. 185","pp. 75-80 (CQ2017-64)",2017,Aug. "Takahiro Aoyagi","Consideration of Antenna Directions for High Frequency Wireless Body Area Networks During Human Walking Movement","11th European Conference on Antennas and Propagation (EuCAP2017)","Proc. 111th European Conference on Antennas and Propagation",,,,"pp. 1-3",2017,Apr. "Naganawa,J.-I.,Takada,J.-I.,TAKAHIRO AOYAGI,Kim, M.","Antenna Deembedding in WBAN Channel Modeling Using Spherical Wave Functions",,"IEEE Transactions on Antennas and Propagation",,"Vol. 65","No. 3","pp. 1289-1300",2017,Jan. "Takahiro Aoyagi","Consideration of directivity of antennas for high frequency wireless body area networks during human movements","COST CA15104 technical meeting",,,,,"pp. 1-4 TD(16)02019",2016,Oct. "Takahiro Aoyagi","Consideration of directivity of electromagnetic wave propagation in high frequency body area networks","IEICE society conference","Proc. IEICE society conference",,,,"p. 442 (B-20-13)",2016,Sept. "Marie Tabaru,TAKAHIRO AOYAGI","Preliminary study for measuring the state of upper arm muscle by ultrasonic echo and electromyogram","電子情報通信学会 ヘルスケア・医療情報通信技術研究会/医用画像研究会","電子情報通信学会技術研究報告(信学技報)",,"Vol. 116","No. 225","p. 57-61",2016,Sept. "Sukhumarn Archasantisuk,Takahiro Aoyagi,Minseok Kim,Jun-ichi Takada","Transmission Power Control in WBAN Using the Context-Specific Temporal Correlation Model","27th Annual IEEE International Symposium on Personal, Indoor and Mobile Radio Communications (IEEE PIMRC 2016)","Proc. 27th Annual IEEE International Symposium on Personal, Indoor and Mobile Radio Communications (IEEE PIMRC 2016)",,,,"pp. 1-6 (MoD8-4)",2016,Sept. "Kosorl Thourn,Takahiro Aoyagi,Jun-ichi Takada","Analysis of On-Body Communication Channels with Consideration of Wave Absorbers Emulating Free Space","2016 URSI Asia-Pacific Radio Science Conference","Proc. 2016 URSI Asia-Pacific Radio Science Conference (URSI AP-RASC 2016)",,,," pp. 1-4 (S-F5-3)",2016,Aug. "Kosorl Thourn,Takahiro Aoyagi,Jun-ichi Takada","Investigation of Wave Absorber Effects to WBAN Communication Using Simulation Approach","IEICE Technical Meeting (MICT)","IEICE Tech. Rep.",,"vol. 116","no. 141","pp. 23-25 (MICT2016-16)",2016,July "Sukhumarn Archasantisuk,Takahiro Aoyagi,Minseok Kim,Jun-ichi Takada","Evaluation of Transmission Power Control Method Using Temporal Correlation Model for WBAN","IEICE Technical Meeting (MICT)","IEICE Tech. Rep.",,"vol. 116","no. 141","pp. 19-22 (MICT2016-15)",2016,July "Takahiro Aoyagi,Jun-ichi Takada,Minseok Kim","Geometrical Modeling of Shadowing Between On-body Nodes and Off-body Antennas During Various Human Movements in WBAN","The 10th European Conference on Antennas and Propagation (EuCAP2016)","Proc. 10th European Conference on Antennas and Propagation (EuCAP2016)",,,,"pp. 1-5 (CS21-5)",2016,Apr. "Gaochao Chen,Jun-ichi Takada,Kentaro Saito,Minseok Kim,TAKAHIRO AOYAGI","Development of Simultaneous Measurement System of MIMO Channel Response and Body Posture for Study of Dynamic WBAN Channel","The 55th Annual Conference of Japanese Society for Medical and Biological Engineering","Transactions of the Japanese Society for Medical and Biological Engineering",,"Vol. 54"," Suppl. 1","p. 122",2016,Apr. "Takahiro Aoyagi","Measurement of permittivity of human abdomen by penetrate wave guide method","The 55th Annual Conference of Japanese Society for Medical and Biological Engineering","Transactions of the Japanese Society for Medical and Biological Engineering",,"Vol. 54"," Suppl. 1","p. 198",2016,Apr. "Jun-ichi Naganawa,Jun-ichi Takada,Takahiro Aoyagi,Minseok Kim","Antenna De-embedding in WBAN Channel Modeling Using Spherical Wave Functions: Transmit Antenna Model Validation","The 10th European Conference on Antennas and Propagation (EuCAP2016)","Proc. 10th European Conference on Antennas and Propagation (EuCAP2016)",,,,"pp. 1-5 (CS08b-5)",2016,Apr. "Takahiro Aoyagi,Raul Chavez-Santiago,Ilangko Balasingham","Preliminary consideration of antenna de-embedding for in-body wireless communication network channels","IEICE general conference","Proc. IEICE general conference",,,,"p. 653 (B-20-6)",2016,Mar. "Takahiro Aoyagi","Noise suppression sheet as viewed from user side","IEICE general conference","Proc. IEICE general conference",,,,"p. SS-64 (BI-2-7)",2016,Mar. "Sukhumarn ARCHASANTISUK,Takahiro AOYAGI,Tero UUSITUPA,Minseok KIM,Jun-ichi TAKADA","Human Motion Classification Using Radio Signal Strength in WBAN",,"IEICE TRANSACTIONS on Communications",,"Vol. E99-B","No. 3","pp. 592-601",2016,Mar. "Osamu Hashimoto,Takahiro Aoyagi,etc.","Development of Electromagnetic Wave Absorbers and Shielding Materials and Its Application",,"Development of Electromagnetic Wave Absorbers and Shielding Materials and Its Application","CMC Publishing CO., LTD.",,," 第二編第1章",2016,Jan. "Marie Tabaru,Takahiro Aoyagi,Kentaro Nakamura","Detection of Human Motion Using Ultrasonic Sing-Around Method","The 7th European Conference on Antennas and Propagation (EuCAP2013)","Proc. 36th Symposium on Ultrasonic Electronics (USE2015)",,,,"pp. 1-2 (1P2-1)",2015,Nov. "豊田政弘,TAKAHIRO AOYAGI,Marie Tabaru,他","FDTD法で視る音の世界",,"FDTD法で視る音の世界","コロナ社",,," 5.3節",2015,Nov. "Kosorl Thourn,Takahiro Aoyagi,Jun-ichi Takada","Numerical Simulation of 2D Scattering by a Lossy Dielectric Cylinder Using Debye Modelling of Absorbing Material and Pulse Excitation Source","The 7th Asia-Pacific Conference on Environmental Electromagnetics","Proc. 7th Asia-Pacific Conference on Environmental Electromagnetics",,,,"pp. 203-206 (6A1-5)",2015,Nov. "Takahiro Aoyagi,Marie Tabaru,Kentaro Nakamura","Preliminary experimental channel modeling for airborne ultrasonic wave propagation of WBAN","The 36th Symposium on Ultrasonic Electronics (USE2015)","Proc. 36th Symposium on Ultrasonic Electronics (USE2015)",,,,"pp. 1-2 (1P2-2)",2015,Nov. "Takahiro Aoyagi","Fundamental study on measurement of dielectric constants of human abdomen by waveguide-penetration method","10th International Conference on Communications, Electromagnetics and Medical Applications (CEMA'15)","Proc. 10th International Conference on Communications, Electromagnetics and Medical Applications (CEMA'15)",,,,"pp. 95-98",2015,Oct. "Sukhumarn Archasantisuk,Takahiro Aoyagi,Tero Uusitupa,Minseok Kim,Jun-ichi Takada","Human Motion Classification Utilizing Radio Signal Strength in Wireless Body Area Network","2015 URSI-Japan Radio Science Meeting (URSI-JRSM 2015)","Proc. 2015 URSI-Japan Radio Science Meeting",,,,"p. 1",2015,Sept. "Kosorl Thourn,Takahiro Aoyagi,Jun-ichi Takada","Wideband Characterization of Multilayer Wave Absorber Using FDTD Method","2015 URSI-Japan Radio Science Meeting (URSI-JRSM 2015)","Proc. 2015 URSI-Japan Radio Science Meeting",,,,"p. 1",2015,Sept. "Marie Tabaru,Tsuyoshi Yoshida,Takahiro Aoyagi,Kentaro Nakamura","Motion Monitoring using Ultrasonic Echo and Myogenic Potential Signal","IEICE MICT","IEICE Tech. Rep.",,"Vol. 115","No. 212","pp. 29-33 (MICT2015-37)",2015,Aug. "TAKAHIRO AOYAGI,Michele Bianchi,Marie Tabaru,KENTARO NAKAMURA","Measurement of human movement by sing-around ultrasonic sensors","電子情報通信学会ヘルスケア・医療情報通信技術研究会","IEICE Tech. Rep.",,"Vol. 115","No. 152","pp. 49-53 (MICT2015-26)",2015,July "Jun-ichi Naganawa,Katsuyuki Haneda,Minseok Kim,Takahiro Aoyagi,Jun-ichi Takada","Antenna De-embedding in FDTD-Based Radio Propagation Prediction by Using Spherical Wave Function",,"IEEE Transactions on Antennas and Propagation",,"Vol. 63","No. 6","pp. 2545-2557",2015,June "Takahiro Aoyagi,Minseok Kim,Jun-ichi Takada","Geometric Modeling of Shadowing Rate for Off-body Propagation During Human Walking","9th European Conference on Antennas and Propagatioin (EuCAP2015)","Proc. 9th European Conference on Antennas and Propagatioin (EuCAP2015)",,,,"pp. 1-2 (C29-4)",2015,Apr. "Marie Tabaru,Masaya Tabaru,Toshiki Takayasu,Takahiro Aoyagi,Kentaro Nakamura","100-MHz utrasonic linear array transducers based on polyurea- film",,"Acoustical Science and Technology",,"vol. 36","no. 2","p. 139-148",2015,Mar. "Sukhumarn Archasantisuk,Takahiro Aoyagi","The Human Movement Identification Using the Radio Signal Strength in WBAN","International Symposium on Medical Information and Communication Technology (ISMICT 2015)","Proc. Intl. Symp. on International Symposium on Medical Information and Communication Technology (ISMICT 2015)",,,,"pp. 70-74",2015,Mar. "Jun-ichi Naganawa,Jun-ichi Takada,Takahiro Aoyagi,Minseok Kim","Accuracy of Approximated WBAN Channel by Fundamental Modes of Spherical Wave Functions","International Symposium on Medical Information and Communication Technology (ISMICT 2015)","Proc. Intl. Symp. on International Symposium on Medical Information and Communication Technology (ISMICT 2015)",,,,"pp. 25-29",2015,Mar. "Koji YAMAOKA,Takahiro AOYAGI","Development and evaluation of flying disc throwing motion analysis system using a motion sensor","IEICE Health care and Medical ICT meeting","IEICE technical report",,"vol. 114","no. 497","pp. 29-33 (MICT2014-78)",2015,Feb. "Jun-ichi Naganawa,Karma Wangchuk,Minseok Kim,Takahiro Aoyagi,Jun-ichi Takada","Simulation-Based Scenario-Specific Channel Modeling for WBAN Cooperative Transmission Schemes",,"IEEE Journal of Biomedical and Health Informatics",,"Vol. 19","No. 2","pp. 559-570",2015,Feb. "Takahiro Aoyagi,Jun-ichi Takada,Minseok Kim","Geometric modeling of shadowing rate for off-body propagation during various human movements","12th MC and Scientific Meeting of COST IC1004","COST IC1004 meeting documents",,,,"pp. 1-12",2015,Jan. "Koji Yamaoka,Takahiro Aoyagi","Development and evaluation fo flying disc throwing motion analysis system using a motion sensor","IEICE Healthcare and Medical Information Communication Technologies meeting","IEICE Tech. Rep.",,"Vol. 114","No. 270","pp. 19-23 (MICT2014-49)",2014,Oct. "Takahiro Aoyagi,Minseok Kim,Jun-ichi Takada","Geometric modeling of shadowing rate for off-body propagation during human walking","11th MC and Scientific Meeting of COST IC1004","COST IC1004 meeting documents",,,,"pp. 1-7",2014,Sept. "Jun-ichi Naganawa,Minseok Kim,Takahiro Aoyagi,Jun-ichi Takada","FDTD-based Antenna De-embedding in WBAN on-body Channel Modeling","2014 General Assembly and Scientific Symposium (URSI GASS)","Proc. 2014 General Assembly and Scientific Symposium",,,,"p. 1",2014,Aug. "TAKAHIRO AOYAGI","Study of diffracted waves from pyramidal electromagnetic wave absorber",,"Engineering Materials","Nikkan Kogyo Shimbun, Ltd.","Vol. 62","No. 8","pp. 33-37",2014,Aug. "Marie Tabaru,TAKAHIRO AOYAGI,KENTARO NAKAMURA","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?","2014年度 第2回ヘルスケア・医療情報通信技術研究会",,,,,"pp. 117-120",2014,July "Marie Tabaru,TAKAHIRO AOYAGI,KENTARO NAKAMURA","Fundamental Study of Human Body Motioin Sensor using Ultrasonic Sensor and BAN","Committee for Helthcare and Medical Information Communication Technology","IEICE Tech. Rep.","IEICE","Vol. 114","No. 159","pp. 117-120 (MICT2014-44)",2014,July "Sukhumarn Archasantisuk,Takahiro Aoyagi,Tero Uusitupa","Human Movement Classification using Signal Level Fluctuation in WBAN at 403.5 MHz and 2.45 GHz","IEICE Healthcare and Medical Information Communication Technologies meeting","IEICE Tech. Rep.",,"vol. 114","no. 61","pp. 73-78 (MICT2014-15)",2014,May "Kazuki Yajima,TAKAHIRO AOYAGI,Minseok Kim,Jun-ichi Takada","rrangement of 2.4 GHz WBAN antenna with consideration of human walking movement","IEICE Healthcare and Medical Information Communication Technologies meeting","IEICE Tech. Rep.",,"vol. 114","no. 61","pp. 5-8 (MICT2014-2)",2014,May "Takahiro Aoyagi,Hiroshi KURIHARA,Koji TAKIZAWA,Yoshihito HIRAI","Effects of Incident Directions on Reflection Coefficients of Pyramidal Electromagnetic Wave Absorber","2014 International Symposium on Electromagnetic Compatibility","Proc. 2014 International Symposium on Electromagnetic Compatibility","IEICE",,,"pp. 278-281 (14P1-A2)",2014,May "Masataka Midori,Hiroshi Kurihara,Takahiro Aoyagi","A Fundamental Study on Estimation Method of 10 m Test-range Electric Field Strength by Near-field Measurement","2014 International Symposium on Electromagnetic Compatibility","Proc. 2014 International Symposium on Electromagnetic Compatibility","IEICE",,,"pp. 493-496 (15A1-A4)",2014,May "Takahiro Aoyagi,Jun-ichi Takada,Minseok Kim","Characterization of a Chip Antenna for 2.4 GHz in Proximity to Dielectric Material for Antenna De-Embedding of Body Area Networks",,"Proc. 8th European Conference on Antennas and Propagation",,,,"pp. 4128-4132 (CP01-1.5)",2014,Apr. "Takahiro AOYAGI,Hiroshi KURIHARA,Koji TAKIZAWA,Yoshihito HIRAI","Numerical Simulations on reflection coefficients of pyramidal wave absorber by incident azimutn directions","IEICE Electromagnetic Compatibility","IEICE Technical Report",,"Vol. 114","No. 15","pp. 25-29 (EMCJ2014-5)",2014,Apr. "Takahiro Aoyagi,Kouhei Suzaki,Takatoshi Sugiyama","Statistical modeling of interferences on other communication satellites by diffracted waves from a ship body in maritime mobile broadband communications","IEICE General Conference","Proc. IEICE General Conference",,,,"p. 332 (B-3-33)",2014,Mar. "Takahiro Aoyagi,Minseok Kim,Jun-ichi Takada","Directional characteristics of shadowings of antennas on human body from externel systems during walking in WBAN","IEICE General Conference","Proc. IEICE General Conference",,,,"p. S171 (BS-5-2)",2014,Mar. "Masataka Midori,Hiroshi Kurihara,Takahiro Aoyagi","Estimation of 10m-range Electric Field Strength Applying Image of Near-field by Ground Plane","IEICE General Conference","Proc. IEICE General Conference",,,,"p. 357 (B-4-19)",2014,Mar. "Jun-ichi Naganawa,Katsuyuki Haneda,Minseok Kim,Takahiro Aoyagi,Jun-ichi Takada","Accuracy Evaluation on Antenna De-embedding in FDTD-based Propagation Prediction","IEICE General Conference","Proc. IEICE General Conference",,,,"p. 37 (B-1-37)",2014,Mar. "Takahiro Aoyagi,Jun-ichi Takada,Minseok Kim","Directional characteristics of shadowing between on-body nodes and off-body antennas during human movement in WBAN","9th MC and Scientific Meeting of COST IC1004","COST IC1004 meeting documents",,,,,2014,Feb. "Marie Nakazawa,Takahiro Aoyagi,Masaya Tabarua,Kentaro Nakamura,Sadayuki Ueha","Experimental study of underwater transmission characteristics of high-frequency 30 MHz polyurea ultrasonic transducer",,"Ultrasonics","Elsevier","vol. 54",,"pp. 526-536",2014,Feb. "TAKAHIRO AOYAGI,須崎皓平,杉山隆利","Modeling of effects on other satellites during transmission from a ship in maritime satellite communications","IEICE SAT technical committee meeting","IEICE technical report",,"vol. 113","no. 436","pp. 17-21",2014,Feb. "Marie Tabaru,TAKAHIRO AOYAGI","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=",,"Ultrasonics Technology","日刊工業出版","Vol. 26","No. 1","pp. 3-6",2014,Feb. "Junichi Naganawa,Minseok Kim,Takahiro Aoyagi,Jun-ichi Takada","Preliminary Study on Antenna De-embedding in FDTD-based WBAN Channel Modeling","9th MC and Scientific Meeting of COST IC1004","COST IC1004 meeting documents",,,,,2014,Feb. "Tero Uusitupa,Takahiro Aoyagi","Analysis of Dynamic On-Body Communication Channels for Various Movements and Polarization Schemes at 2.45 GHz",,"IEEE Transactions on Antennas and Propagation","IEEE","Vol. 61","No. 12","pp. 6168-6179",2013,Dec. "Takahiro Aoyagi,Kohei Suzaki,Yoshinori Suzuki,Takashi Hirose,Takatoshi Sugiyama","Modeling of Interferences on Other Satellites in Maritime Satellite Communications","2013 IEEE International RF and Microwave Conference","Proc. 2013 IEEE International RF and Microwave Conference",,,,"pp. 247-252",2013,Dec. "Takahiro Aoyagi,Marie Nakazawa,Masaya Tabaru,Kentaro Nakamura","PIV analysis of Acoustic Streaming Generated by a Polyurea Ultrasonic Transducer","The 34th Symposium on Ultrasonic Electronics (USE2013)","Proc. Symposium on Ultrasonic Electronics (USE2013),",,"Vol. 34",,"pp. 43-44",2013,Nov. "Marie Nakazawa,Masaya Tabaru,Takahiro Aoyagi,Kentaro Nakamura,Sadayuki Ueha","Thickness design, fabrication, and evaluation of 100-MHz polyurea ultrasonic transducer",,"IEEE Transactions on Ultrasonics, FerroelectrIcs, and Frequency control","IEEE","vol. 60","no. 10","pp. 2175-2188",2013,Oct. "Masataka Midori,Hiroshi Kurihara,Takahiro Aoyagi","A Study on Estimation of 10m-range Electric Field Strength by Near-field Measurement","IEICE Society Conference","Proc. IEICE Society Conference",,,,"p. 321 (B-4-11)",2013,Sept. "Junichi Naganawa,Karma Wangchuk,Minseok Kim,Takahiro Aoyagi,Jun-ichi Takada","FDTD Simulation of Wireless Body Area Network Channel in Mesh Topology","2013 Asia-Pacific Radio Science Conference (AP-RASC 2013)","Proc. 2013 Asia-Pacific Radio Science Conference",,,," EK-5",2013,Sept. "Sukhumarn Archasantisuk,Takahiro Aoyagi","Human Movement Classification for Body Area Networks using Signal Level Fluctuation via Neural Network","IEICE Society Conference","Proc. IEICE Society Conference",,,,"pp. S-167-168 (BS-9-16)",2013,Sept. "TAKAHIRO AOYAGI","Preparation of voxel models for wave propagation simulations of wireless body area networks","IEICE Society Conference","Proc. IEICE Society Conference",,,,"pp. S-159-160 (BS-9-11)",2013,Sept. "TAKAHIRO AOYAGI,Jun-ichi Takada,Minseok Kim","Characterization of a chip antenna for 2.4 GHz in proximity to dielectric material for antenna de-embedding","8th MC and Scientific Meeting of COST IC1004","TD of COST IC1004",," TD(13)08040",,"pp. 1-8",2013,Sept. "Takahiro Aoyagi","Consideration for Polarization of Antennas in Dynamic Body Area Networks at 400 MHz narrow band","Workshop on Perspectives and Future Trends for Body Area Networks (PFT-BAN)","Prof. 8th International Conference on Body Area Networks (BodyNets 2013)",,,,"pp. 1-6",2013,Sept. "Marie Nakazawa,Takhiro Aoyagi,Masaya Tabaru,Kentaro Nakamura","Measurement of Radiation from Polyurea Piezoelectric High Frequency Ultrasonic Transducer by PIV","IEICE Society Conference","Proc. IEICE Society Conference",,,,"p. 114 (A-11-2)",2013,Sept. "Jun-ichi Naganawa,Katsuyuki Haneda,Minseok Kim,Takahiro Aoyagi,Jun-ichi Takada","Preliminary Study on Antenna De-embedding in Propagation Simulation using FDTD Method","IEICE Society Conference","Proc. IEICE Society Conference",,,,"p. 5 (B-1-5)",2013,Sept. "Takahiro Aoyagi,Kouhei Suzaki,Takatoshi Sugiyama","Modeling of effects on other communication satellites by diffracted waves from a ship body for maritime mobile broadband communications","IEICE Society Conference","Proc. IEICE Society Conference",,,,"p. 289 (B-3-11)",2013,Sept. "Masataka MIDORI,Hiroshi KURIHARA,Takahiro AOYAGI","A Fundamental Study on Estimation of 3 m Test-range from Near-field Electromagnetic Field Measurement","IEICE Electromagnetic Compatibility","IEICE Technical Report",,"vol. 113","no. 25","pp. 7-12 (EMCJ2013-11)",2013,May "Takahiro Aoyagi,Minseok Kim,Jun-ichi Takada","Characterization for a Electrically Small Antenna in Proximity to Human Body ? Towards Antenna De-embedding in Body Area Network Channel Modeling ?","The 7th European Conference on Antennas and Propagation (EuCAP2013)","Proc. 2013 7th European Conference on Antennas and Propagation (EuCAP2013)",,,,"pp. 3421-3422 (Thu_Wall3.14)",2013,Apr. "Takahiro AOYAGI,Kouhei SUZAKI,Yoshinori SUZUKI,Takashi HIROSE,Takatoshi SUGIYAMA","Effects on other communication satellites by diffracted waves from a ship body for maritime mobile broadband communications","2013 IEICE General Conference","Proc. 2013 IEICE General Conference",,,,"p. 312 (B-3-3)",2013,Mar. "Jun-ichi Naganawa,Katsuyuki Haneda,Takahiro Aoyagi,Minseok Kim,Jun-ichi Takada","Excitation of Spherical Wave in FDTD Method for Propagation Simulation","2013 IEICE General Conference","Proc. 2013 IEICE General Conference",,,,"p. 52 (B-1-52)",2013,Mar. "Akinori Fujie,Jun-ichi Naganawa,Minseok Kim,Takahiro Aoyagi,Jun-ichi Takada","Voxel Model Construction by Kinect for Propagation Channel Simulation","2013 7th International Symposium on Medical Information and Communication Technology (ISMICT)","Proc. 2013 7th International Symposium on Medical Information and Communication Technology (ISMICT)",,,,"pp. 164-168",2013,Mar. "Takahiro Aoyagi,Hiroshi Kurihara,Koji Takizawa","Refelection coefficients of a pyramidal electromagnetic wave absorber for deep incident angles","2013 IEICE General Conference","Proc. 2013 IEICE General Conference",,,,"p. 352 (B-4-7)",2013,Mar. "Takahiro AOYAGI,Kouhei SUZAKI,Yoshinori SUZUKI,Takashi HIROSE,Takatoshi SUGIYAMA","Effects on received level of other communication satellites by diffracted waves from a ship body in maritime mobile communications","IEICE Technical Committee on Satellite Communications","IEICE Tech. Rep.",,"vol. 112","no. 440","pp. 41-46 (SAT2012-54)",2013,Feb. "Takahiro~Aoyagi,Jun-ichi~Takada,Minseok~Kim","Characterization of an electrically small antenna in proximity to human body by multipole technique","6th MC and Scientific Meeting of COST IC1004","TD of COST IC1004",," TD(13)06040",,"pp. 1-10",2013,Feb. "Kenichi Takizawa,Takahiro Aoyagi,Kiyoshi Hamaguchi,Ryuji Kohno","Channel modelling and performance evaluation of UWB-based wireless body area networks",,"International Journal of Ultra Wideband Communications and Systems",,"Vol. 2","No. 3","pp. 125-132",2012,Dec. "Takahiro Aoyagi,Kouhei Suzaki,Yoshinori Suzuki,Takashi Hirose,Takatoshi Sugiyama","Wave propagation simulations for considering the installation of the maritime mobile satellite communication antennas","2012 Asia-Pacific Microwave Conference (APMC2012)","Proc. Asia-Pacific Microwave Conference",,,,"pp. 346-348 (2D4-15)",2012,Dec. "Takahiro Aoyagi,Marie Nakazawa,Masaya Tabaru,Kentaro Nakamura,Sadayuki Ueha","Thickness design for output pressure of polyurea high frequency ultrasonic array transducer","The 33rd Symposium on UltraSonic Electronics (USE2012)","Proc. 33rd Symposium on UltraSonic Electronics (USE2012)",,,,"pp. 437-438 (3Pb2-7)",2012,Nov. "Takahiro Aoyagi,Minseok Kim,Jun-ichi Takada","Analyses of Propagation and Antennas for Wireless Body Area Network Channel Modeling in Tokyo Tech","2012 International Conference on Engineering, Applied Sciences, and Technology (ICEAST 2012)","Proc. 2012 ICEAST",,,,"pp. 562-563 (FD1-4)",2012,Nov. "Takahiro Aoyagi,Kouhei Suzaki,Yoshinori Suzuki,Takashi Hirose,Takatoshi Sugiyama","Simulations for effects on other communication antennas by scattered waves from a ship body for maritime satellite communications","IEICE Technical Committee on Satellite Communications","IEICE Tech. Rep.",,"vol. 112","no. 255","pp. 37-42 (SAT2012-40)",2012,Oct. "Marie Nakazawa,Masaya Tabaru,Takahiro Aoyagi,Kentaro Nakamura,Sadayuki Ueha","Design for an Array Transducer using Polyurea Piezoelectric Material","IEICE Society Conference","Proc. 2012 IEICE Society Conf.",,,,"p. 139 (A-11-2)",2012,Sept. "Takahiro Aoyagi,Kouhei Suzaki,Yoshinori Suzuki,Takashi Hirose,Takatoshi Sugiyama","Effects on other communication antennas by scattered waves from a ship body for maritime mobile broadband communications","IEICE Society Conference","Proc. 2012 IEICE Society Conf.",,,,"p. 286 (B-3-19)",2012,Sept. "TAKAHIRO AOYAGI,Minseok Kim,Jun-ichi Takada","Characterization of electrically small antenna in proximity to human body towards antenna de-embedding in body area network channel modeling",,"COST IC1004 MCM",,,,,2012,Sept. "Takahiro Aoyagi","Designing Channel Models for Wireless Body Area Networks","The First BAN Workshop on International Standards between China and Japan Expertise",,,,,,2012,June "Takahiro Aoyagi,Hiroshi Kurihara,Koji Takizawa","Analysis of Diffracted Wave from Pyramidal Electromagnetic Wave Absorber by Numerical Simulation","2012 Korea-Japan EMT/EMC/BE Joint Conference (KJJC-2012)","Proc. 2012 Korea-Japan EMT/EMC/BE Joint Conference",,,,"pp. 229-232",2012,May "Takahiro Aoyagi,Hiroshi Kurihara,Koji Takizawa","Numerical Simulations for Site VSWR with Consideration of Diffracted Wave of Pyramidal Electromagnetic Wave Absorber","2012 Asia-Pacific International Symposium on Electromagnetic Compatibility (APEMC 2012)","Proc. 2012 Asia-Pacific International Symposium on Electromagnetic Compatibility",,,," TH -AM-MEAS4-5",2012,May "Takahiro Aoyagi,Jun-ichi Takada","Simulation for Wearable Body Area Network by Multipole Technique At 403 MHz","6th European Conference on Antennas and Propagation (EuCAP)","Proc. 6th European Conference on Antennas and Propagation (EuCAP)",,,,"pp. 1-4",2012,Mar. "Takahiro Aoyagi,Hiroshi Kurihara,Koji Takizawa","Freqency characteristics of diffraction coefficients of a pyramidal wave electromagnetic absorber for simulation of SVSWR","2012 IEICE General Conf.","Proc. Comm. IEICE General Conf.",,,,"p. 384",2012,Mar. "Takahiro Aoyagi","Numerical Simulation of Electromagnetic Wave Propagation for Wireless Body Area Network Channel Modeling","The Sixth International Symposium on Medial Information and Communication Technology (ISMICT)",,,,,,2012,Mar. "Takahiro Aoyagi,Jun-ichi Takada,Kenichi Takizawa,Kamya Y. Yazdandoost,Huan-Bang Li,Marco Hernandez,Kiyoshi Hamaguchi,Ryu Miura,Takehiko Kobayashi,Ryuji Kohno","Propagation Characteristics for 2.45 GHz Dynamic Wearable WBAN using Multiport VNA","The Sixth International Symposium on Medial Information and Communication Technology (ISMICT)","Proc. Sixth International Symposium on Medial Information and Communication Technology",,,,"pp. 116-119",2012,Mar. "Iswandi,Takahiro Aoyagi,Minseok Kim,Jun-ichi Takada","The Utilization of Body Skeleton Model for Modeling the Dynamic BAN Channels","6th European Conference on Antennas and Propagation (EuCAP)","Proc. 6th European Conference on Antennas and Propagation (EuCAP)",,,,"pp. 1-4",2012,Mar. "Takahiro Aoyagi,Takashi Hirose,Kouhei Suzaki,Yoshinori Suzuki,Takahtoshi Sugiyama","Effects of ship body for maritime mobile broadband communications","2012 IEICE General Conf.","Proc. Comm. IEICE General Conf.",,,,"p. 314",2012,Mar. "Tetsuo Nukita,Takahiro Aoyagi,Minseok Kim,Jun-ichi Takada,Marco Hernandez,Ryu Miura","Study on Effects of Body Shape on Propagation Characteristics in 2.45 GHz Dynamic Wearable WBAN using Multi-Port VNA","電子情報通信学会医療情報通信技術研究会","Proc. Medical Information and Communications Technology (MICT), IEICE",,,"No. 3","pp. 60-63",2012,Jan. "Takahiro AOYAGI,Kouhei SUZAKI,Yoshinori SUZUKI,Takashi HIROSE,Takatoshi SUGIYAMA","Modeling and numerical simulation for considering the installation of the maritime mobile satellite communication antenna","IEICE SAT","IEICE Technical Report",,"Vol. 111","No. 336","pp. 131-134 (SAT2011-61)",2011,Dec. "Takahiro AOYAGI,Hiroshi KURIHARA,Koji TAKIZAWA","Simulations for site VSWR with consideration of diffracted wave of pyramidal electromagnetic wave absorber","IEICE EMCJ","IEICE Technical Report","IEICE","Vol. 111","No. 335","pp. 19-22 (EMCJ2011-99)",2011,Dec. "Tomoki Hamaji,Alfred Kik,TAKAHIRO AOYAGI,Atsuhiro Nishikata,Soichi Watanabe","In-vivo Measurement of Equivalent Complex Permittivity of Fingers Using the Waveguide-Penetration Method",,"IEICE transactions B","IEICE","Vol. EJ94-B","No. 11","pp. 1503-1507",2011,Nov. "Takahiro Aoyagi,Hiroshi Kurihara,Koji Takizawa","Simulation of SVSWR with consideration of diffracted wave of pyramidal electromagnetic wave absorber","IEICE Communications Society Conference","Proc. 2011 IEICE Communications Society Conference",,,"No. 1","p. 366 (B-4-53)",2011,Sept. "Tomoki Hamaji,Alfred Kik,TAKAHIRO AOYAGI,Atsuhiro Nishikata,Soichi Watanabe","In vivo Measurement of Equivalent Complex Permittivity of Fingers for 750?1150 MHz Using the Waveguide-Penetration Method","IEICE Society Conference","Proc. IEICE Comm. Society Conf.","IEICE","Vol. B-4-16",,,2011,Sept. "Kenichi TAKIZAWA,Takahiro AOYAGI,Kiyoshi HAMAGUCHI","Performance Evaluation of Wireless Communications for Capsule Endoscopy",,"IEICE Transactions on Communications",,"Vol. E94-B","No. 9","pp. 2488-2491",2011,Sept. "Takahiro Aoyagi","Report on the Fifth International Symposium on Medical Information and Communication Technology (ISMICT2011)",,"IEICE Communications Society Global Newsletter",,"Vol. 35","No. 3","pp. 36-37",2011,Sept. "Takahiro AOYAGI,Minseok KIM,Jun-ichi TAKADA,Kiyoshi HAMAGUCHI,Ryuji KOHNO","Numerical Simulations for Wearable BAN Propagation Channel during Various Human Movements",,"IEICE Transactions on Communications",,"Vol. E94-B","No. 9","pp. 2496-2500",2011,Sept. "Takahiro Aoyagi,Jun-ichi Takada","Propagation simulation for Body Area Netrorks by GMT","COST Action IC1004 First Scientific Meeting","COST Action IC1004 First Scientific Meeting Temporary Documents","European Co-operation in the field of Scientific and Technical Research (COST Action IC1004)",,,"pp. 1-5 TD(11)01061",2011,June "Takahiro Aoyagi,Hiroshi Kurihara,Koji Takizawa","Estimating the effects of diffracted wave from pylamidal electromagnetic wave absorber on SVSWR by simulations","IEICE EMCJ","IEICE Technical Report","IEICE","Vol. 111",,"pp. 9-12 (EMCJ2011-10)",2011,May "Takahiro Aoyagi,Iswandi,Minseok Kim,Jun-ichi Takada,Kiyoshi Hamaguchi,Ryuji Kohno","Body Motion and Channel Response of Dynamic Body Area Channel","The 5th European Conference on Antennas and Propagation (EUCAP)","Proceedings of the 5th European Conference on Antennas and Propagation (EUCAP)",,,,"pp. 3293-3297",2011,Apr. "Takahiro Aoyagi,Minseok Kim,Jun-Ichi Takada,Kiyoshi Hamaguchi,Ryuji Kohno","Numerical Simulations for Dynamic WBAN Propagation Channel During Various Human Movements","5th International Symposium on Medical Information and Communication Technology (ISMICT2011)","Proc. 5th International Symposium on Medical Information and Communication Technology (ISMICT2011)",,,,"pp. 65-69 (A2L-B2)",2011,Mar. "Takahiro Aoyagi,Hiroshi Kurihara,Koji Takizawa","Simulation for estimating the effect of diffracted wave from pylamidal electromagnetic wave absorber on SVSWR","IEICE General Conference","Proc. 2011 IEICE General Conference Communications 1","IEICE",,,"p. 381 (B-4-68)",2011,Mar. "Takahiro Aoyagi,Minseok Kim,Jun-ichi Takada,Kiyoshi Hamaguchi,Ryuji Kohno","Electromagnetic wave propagation simulation and diversity effects during various human movements","IEICE Medical Information and Communications Technology (MICT)","Proc. 2010 IEICE Medical Information and Communications Technology (MICT)","IEICE","Vol. 3",,"pp. 81-94 (MICT2010-21)",2011,Jan. "Iswandi,Minseok Kim,Jun-ichi Takada,Takahiro Aoyagi","Simulation of Dynamic BAN Channel for Navel to Arm Links Base on Antenna Motion","IEICE Medical Information and Communications Technology (MICT)","Proc. 2010 IEICE Medical Information and Communications Technology (MICT)","IEICE","Vol. 3",,"pp. 95-104 (MICT2010-22)",2011,Jan. "Tomoki Hamaji,Takahiro Aoyagi,Atsuhiro Nishikata,Souichi Watanabe","Measurement of Equivalent Complex Permittivity of Fingers in 750-1150 MHz by Waveguide Penetratioin Method","IEICE EMCJ","IEICE Technical Report (EMCJ)","IEICE","Vol. 110","No. 300","pp. 61-65 (EMCJ2010-81)",2010,Nov. "Takahiro Aoyagi,Tomoki Hamaji,Atsuhiro Nishikata,Soichi Watanabe","Calculation of electromagnetic loss by line wave source for simple human finger-model with complex permittivity measured by waveguide penetration method","IEICE EMCJ","IEICE Technical Report (EMCJ)","IEICE","Vol. 110","No. 300","pp. 67-70",2010,Nov. "Grace H.H. Sung,Takahiro Aoyagi,Kiyoshi Hamaguchi,Ryuji Kohno","Study of Signal Propagations at 2.45GHz for WirelessBAN Applications","2010 IEEE 11th International Symposium on Spread Spectrum Techniques and Application (ISSSTA2010)","Proc. 2010 IEEE 11th International Symposium on Spread Spectrum Techniques and Application (ISSSTA2010)",,,,"pp. 108-111",2010,Oct. "Takahiro Aoyagi,Minseok Kim,Jun-ichi Takada,Kiyoshi Hamaguchi,Ryuji Kohno","Numerical Simulation for Dynamic Wearable WBAN Propagation Channel of Various Human Movevments","2010 IEICE comm. society conference","2010 Proc. IEICE comm. society conference","IEICE",,,"p. S73-S74 (BS-10-10)",2010,Sept. "TAKAHIRO AOYAGI,Atsuhiro Nishikata,Tomoki Hamaji","Electromagnetic loss calculation of a human finger model with line wave source using dielectric constants measured by waveguide penetration method","2010 IEICE comm. society conference","2010 Proc. IEICE comm. society conference","IEICE",,,"p. 306 (B-4-3)",2010,Sept. "Iswandi,Minseok Kim,Jun-ichi Takada,Takahiro Aoyagi","Investigation of the Effect of Antenna Movement for Off-Body Channel in UWB-BAN System","2010 International Workshop on Information Communication Technology",,,,,"pp. 1-4",2010,Aug. "Grace Sung,Takahiro Aoyagi,Marco Hernandez,Kiyoshi Hamaguchi,Ryuji Kohno","Utilizing Electromagnetic Shielding Textiles in Wireless Body Area Networks","32nd Annual International Conference of the IEEE Engineering in Medicine and Biology Society","32nd Annual International Conference of the IEEE Engineering in Medicine and Biology Society",,,," WeBPo09.4",2010,Aug. "Takahiro Aoyagi,Daisuke Koyama,Kentaro Nakamura,Marie Tabaru","Equivalent circuit analysis and design of multilayered polyurea ultrasonic transducers",,"Japanese Journal of Applied Physics",,"vol. 49","no. 7S","pp. 07HD05-1-5",2010,July "Takahiro Aoyagi,Iswandi,Minseok Kim,Jun-ichi Takada,Kiyoshi Hamaguchi,Ryuji Kohno","Study of Relation between Body Motion and Channel Response of Dynamic Body Area Channel","11th Management Committee Meeting, COST2100","11th Management Committee Meeting, European Co-operation in the field of Scientific and Technical Research (COST2100)","European Co-operation in the field of Scientific and Technical Research (COST2100)",,," TD(10)11060",2010,June "Takahiro Aoyagi,Kiyoshi Hamaguti,Ryuji Kohno","Numerical Simulation of a Dynamic Wearable BAN Channel and Consideration of Polarization Diversity","第545回URSI-F会合","The 545th URSI-F meeting",,,,,2010,June "Atsuhiro Nishikata,TAKAHIRO AOYAGI,村野公俊","EM-wave Absorbers Based on Active-device-embedded Metamaterials and Their Possible Applications to Wireless Communications",,"The Journal of the Institute of Electronics, Information and Communication Engineers","IEICE","Vol. 93","No. 6","pp. 463-467",2010,June "Bin Zhen,Takahiro Aoyagi,Ryuji Kohno","To analyze the reasons for dynamic on-body channels","IEEE Wireless Communications and Networking Conference (WCNC2010)","Proc. IEEE Wireless Communications and Networking Conference (WCNC2010)","IEEE Wireless Communications and Networking Conference",,,"pp. 1-5",2010,Apr. "Takahiro Aoyagi,Kiyoshi Hamaguchi,Ryuji Kohno","Electromagnetic wave propagation simulation and effects of polarization diversity for 400 MHz band wearable BAN by using 3D software","IEIECE Medical Information and Communications Technology Meeting (MICT)","Proceedings of the 2010 1st meeting on Medical Information and Communication Technology","Technical Commuttee on Medical Information and Communication Technology IEICE",,,"pp. 51-63 (MICT2010-6)",2010,Apr. "Takahiro AOYAGI,Kenichi TAKIZAWA,Takehiko KOBAYASHI,Jun-ichi TAKADA,Kiyoshi HAMAGUCHI,Ryuji KOHNO","Development of an Implantable WBAN Path-Loss Model for Capsule Endoscopy",,"IEICE TRANSACTIONS on Communications","The Institute of Electronics, Information and Communication Engineers (IEICE)","Vol. E93-B","No. 4","pp. 846-849",2010,Apr. "TAKAHIRO AOYAGI,Kiyoshi Hamaguchi,Ryuji Kohno","Numerical Simulation of a Dynamic Wearable WBAN Propagation Channel with Human Motions","2010 IEICE general conference","2010 Proc. IEICE general conference","IEICE",,,"p. 32 (B-1-32)",2010,Mar. "Ryuji MASUNAGA,Ryo HIRAOKA,Osamu HASHIMOTO,Takaharu KAWASE,Junnichi TANOI,TAKAHIRO AOYAGI","A Fundamental Study on Electromagnetic Shielding Characteristics of Reinforced Concrete Wall","2010 IEICE general conference","2010 Proc. IEICE general conference","IEICE",,,"p. 412 (B-4-62)",2010,Mar. "Tomoki Hamaji,Atsuhiro Nishikata,Takahiro Aoyagi","Investigation for the Calibration of Waveguide Penetration Method Using Standard Samples","2010 IEICE general conference","Proceedings of the 2010 IEICE General Conference 1","The institute of electronics, information and communication engineers",,,"p. 404 (B-4-54)",2010,Mar. "増永隆二,平岡遼,川瀬隆治,田野井淳一,TAKAHIRO AOYAGI,橋本修","鉄筋コンクリート壁のシールド特性に関する検討","電気学会計測研究会","電気学会計測研究会資料","電気学会計測研究会",,," IM-10-021",2010,Mar. "Takahiro Aoyagi,Kiyoshi Hamaguchi,Ryuji Kohno","Composition of Dynamic Wearable Body Area Network Propagation Channel by Using Numerical Simulations","The 4th International Symposium on Medical Information and Communication Technology","The 4th International Symposium on Medical Information and Communication Technology","The 4th International Symposium on Medical Information and Communication Technology",,," B-1-5",2010,Mar. "TAKAHIRO AOYAGI,Hiroshi Kurihara,Koji Takizawa","Simulation of reflection coefficient measurements for pyramidal electromagnetic wave absorber with consideration of diffracted wave","2010 IEICE general conference","2010 Proc. IEICE comm. general conference","IEICE",,,"p. 376 (B-4-62)",2010,Mar. "Tatsuya Yamaguchi,Atsuhiro Nishikata,Takahiro Aoyagi,Youji Kotsuka","Analysis for EM-wave Absorber Composed of Loop Array and Circuit-Theory-based Derivation of Matching Condition","2010 IEICE general conference","Proceedings of the 2010 IEICE General Conference","The institute of electronics, information and communication engineers",,,"p. 378 (B-4-28)",2010,Mar. "TAKAHIRO AOYAGI,Daisuke KOYAMA,KENTARO NAKAMURA,Marie Tabaru","Design of the Multi-layered polyurea piezoelectric ultrasonic transducer","日本音響学会2010年春季研究発表会","Proc. 2010 Spring Meeting, Acoustical Society of japan","日本音響学会",,,"pp. 1237-1238(1-1-4)",2010,Mar. "TAKAHIRO AOYAGI","可変焦点超音波顕微鏡の波動解析",,"超音波テクノ","日刊工業出版","Vol. 22","No. 1","pp. 10-13",2010,Jan. "Zhen, B.,TAKAHIRO AOYAGI,Kohno, R.","Reasons for time-varying fading of dynamic on-body channels",,"IEEE Wireless Communications and Networking Conference, WCNC",,,,,2010, "Takahiro Aoyagi,Daisuke Koyama,Kentaro Nakamura,Marie Tabaru","Equivalent circuit analysis of efficiency improvement in multilayered polyurea ultrasonic transducers","The 29th Symposium on Ultrasonics Electronics","Proceedings of the 30th Symposium on Ultrasonics Electronics",,"Vol. 30",,"pp. 503-504 (3P3-14)",2009,Nov. "Bin Zhen,Takahiro Aoyagi,Ryuji Kohno","Dynamic on-body channel and its ARQ error control","2009 6th International Symposium on Wireless Communication Systems (ISWCS'09)","Proc. 2009 6th International Symposium on Wireless Communication Systems (ISWCS'09)","2009 6th International Symposium on Wireless Communication Systems (ISWCS'09)",,,"pp. 560-564",2009,Sept. "NISHIKATA Atsuhiro,AOYAGI Takahiro,KOTSUKA Youji","EM-wave Absorber using Artificial Magnetic Material Composed of Loop Array","2009 Communications Society, IEICE Conference","Proceedings of the 2009 Communications Society, IEICE Conference","IEICE","Vol. 1",,"p. 327 (B-4-44)",2009,Sept. "Tomoki Hamaji,Atsuhiro Nishikata,Takahiro Aoyagi","Investigation for the Measurement of Complex Permittivity of Fingers around 800 MHz by Waveguide Penetration Method","2009 Communications Society, IEICE Conference","Proceedings of the 2009 Communications Society, IEICE Conference","IEICE","Vol. 1",,"p. 295 (B-4-12)",2009,Sept. "Hiroaki Hagiwara,Yun Kang,Masahiko Inamori,Kenichi Takizawa,Takahiro Aoyagi,Kiyoshi Hamaguchi","Measurements of received signal level radiated from implanted signal generators","2009 Communications Society, IEICE Conference","Proceedings of the 2009 Communications Society, IEICE Conference","IEICE","Vol. 1",,"p. 50 (B-1-50)",2009,Sept. "Takahiro Aoyagi,Kiyoshi Hamaguchi,Ryuji Kohno","Simulation of Human Motions for Constructing the Dynamic Wearable WBAN Channel Model","2009 Communications Society, IEICE Conference","Proceedings of the 2009 Communications Society, IEICE Conference","IEICE","Vol. 1",,"p. 49 (B-1-49)",2009,Sept. "Kenichi Takizawa,Takahiro Aoyagi,Kiyoshi Hamaguchi,Ryuji Kohno","Performance evaluation of wireless communications through capsule endoscope","The 31st Annual International IEEE EMBS Conference","Proc. Engineering in Medicine and Biology Society, 2009. EMBC 2009. Annual International Conference of the IEEE",,,,"pp. 6897-6900 (SuA15.4)",2009,Sept. "Takahiro Aoyagi,Marie Nakazawa,Masaya Tabaru,Kentaro Nakamura,Sadayuki Ueha","Measurement of surface acoustic wave velocity using a variable-line-focus polyurea thin-film ultrasonic transducer",,"IEEE Transactions on UltrasonIcs, FerroelectrIcs, and Frequency control","IEEE","vol. 56","no. 8","pp. 1761-1768",2009,Aug. "Takahiro Aoyagi,Hiroshi Kurihara,Koji Takizawa","Theoretical study for diffracted wave from pyramidal electromagnetic wave absorber","The Technical Group on Microwave Engineering, IEICE","IEICE Technical Report","IEICE","Vol. 109","No. 158","pp. 133-136 (MW009-54,OPE2009-54)",2009,July "Takahiro Aoyagi,Kiyoshi Hamaguchi,Ryuji Kohno","Human motion simulation for dynamic Wearable WBAN propagation channel","IEIECE Medical Information and Communications Technology Meeting (MICT)","Proceedings of the 2009 2nd meeting on Medical Information and Communication Technology","Technical Commuttee on Medical Information and Communication Technology IEICE",,,"pp. 123-137 (MICT2009-17)",2009,July "Takahiro Aoyagi,Kimitoshi Murano,Atsuhiro Nishikata,Youji Kotsuka","Metamaterial Wave Absorber to Improve Oblique Incident Characteristics","2009 International Symposium on Electromagnetic Compatibility, Kyoto","Proceedings of the 2009 International Symposium on Electromagnetic Compatibility, Kyoto","The Institute of Electronics, Information and Communication Engineers",,,"pp. 733-736 (24P1-3)",2009,July "Ryo Miyazaki,Atsuhiro Nishikata,Takahiro Aoyagi,Youji Kotsuka","Tunable EM-wave Absorber Below 1GHz using Diode Grid and its Evaluatio by Large Stripline","2009 International Symposium on Electromagnetic Compatibility, Kyoto","Proceedings of the 2009 International Symposium on Electromagnetic Compatibility, Kyoto","The Institute of Electronics, Information and Communication Engineers",,,"pp. 729-732 (24P1-2)",2009,July "Kenichi Takizawa,Takahiro Aoyagi,Ryuji Kohno","Channel Modeling and Performance Evaluation on UWB-Based Wireless Body Area Networks","IEEE International Conference on Communications","Proceedings of the IEEE International Conference on Communications","IEEE Communications Society",,," (WCS-P1-4)",2009,June "Kenichi Takizawa,Takahiro Aoyagi,Huan-Bang Lee,Jun-ichi Takada,Takehiko Kobayashi,Ryuji Kohno","Path Loss and Power Delay Profile Channel Models for Wireless Body Area Networks","The 2009 IEEE International Symposium on Antennas and Propagation and USNC-URSI National Radio Science Meeting","Proceedings of the 2009 IEEE International Symposium on Antennas and Propagation and USNC-URSI National Radio Science Meeting","The 2009 IEEE International Symposium on Antennas and Propagation and USNC-URSI National Radio Science Meeting",,,"p. (408.3)",2009,June "Kenichi Takizawa,Shigeru Omori,Hideo Harada,Hiroaki Hagiwara,Yoshiki Takeoka,Yoshimitsu Kudoh,Hiroki Shoki,Masatoshi Homan,Takahiro Aoyagi,Kiyoshi Hamaguchi,Ryuji Kohno","Research on Wireless Communication Technologies for Advanced Medical Information Networks - Activity Report of Medical ICT Consortium Promoted by NICT -","The 13th Spring Meeting of JAMI (Symposium 2009 in Nagasaki)","Proceedings of 13th Spring Meeting of JAMI (Symposium 2009 in Nagasaki)","The 13th Spring Meeting of JAMI (Symposium 2009 in Nagasaki) office",,,"p. 20 (TO-4)",2009,June "Takahiro Aoyagi,Kenichi Takizawa,Takehiko Kobayashi,Jun-ichi Takada,Ryuji Kohno","Development of a WBAN Channel Model for Capsule Endoscopy","The 2009 IEEE International Symposium on Antennas and Propagation and USNC-URSI National Radio Science Meeting","Proceedings of the 2009 IEEE International Symposium on Antennas and Propagation and USNC-URSI National Radio Science Meeting","The 2009 IEEE International Symposium on Antennas and Propagation and USNC-URSI National Radio Science Meeting",,,"p. (408.1)",2009,June "Bin Zhen,Kenichi Takizawa,Takahiro Aoyagi,Ryuji Kohno","A Body Surface Coordinator for Implanted Biosensor Networks","IEEE International Conference on Communications, Adhoc and Sensor Networking Symposium","Proceedings of the IEEE International Conference on Communications, Adhoc and Sensor Networking Symposium","IEEE Communications Society",,," (AHSN-P1-10)",2009,June "Ryo MIYAZAKI,Atsuhiro NISHIKATA,Takahiro AOYAGI,Youji KOTSUKA","Tunable EM-wave Absorber below 1 GHz using Diode Lattice and its Evaluation by Large Stripline","IEICE General Conference","Proc. IEICE General Conference","IEICE",,,"p. 371 (B-4-28)",2009,Mar. "TAKAHIRO AOYAGI,Marie Nakazawa,Daisuke KOYAMA,KENTARO NAKAMURA","High Frequency Characteristics of a polyurea variable-line-focus-beam-transducer","日本音響学会2009年春季研究発表会","日本音響学会2009年春季研究発表会講演論文集","日本音響学会",,,"pp. 1195-1196 (2-2-1)",2009,Mar. "TAKAHIRO AOYAGI,Kenichi Takizawa,Takehiko Kobayashi,Jun-ichi Takada,Ryuji Kohno","Construction of a WBAN Channel Model for Capsule Endoscopy","電子情報通信学会総合大会","電子情報通信学会総合大会通信講演論文集1",,,,"pp. S13-S14 (B-1-7)",2009,Mar. "Kenichi Takizawa,Takahiro Aoyagi,Huan-Bang Li,Jun-ichi Takada,Takehiko Kobayashi,Ryuji Kohno","Wearable Channel Models Based on Measured Channel Responses by using Practical Antennas","電子情報通信学会総合大会","電子情報通信学会総合大会通信講演論文集1",,,,"pp. S5-S6",2009,Mar. "Norihiko KATAYAMA,Kenichi TAKIZAWA,Takahiro AOYAGI,Jun-ichi TAKADA,Huan-Bang LI,Ryuji Kohno","Channel Model on Various Frequency Bands for Wearable Body Area Network",,"IEICE TRANSACTIONS on Communications","IEICE","Vol. 92-B","No. 2","pp. 418-424",2009,Feb. "Marco Hernandez,Takahiro Aoyagi,Juni-chi Takada,Ryuji Kohno","UWB Channel Modeling for BANs based on the Auto-Regressive Moving Average (ARMA) Synthesis Method","International Symposium on Medical Information and Communication Technology","International Symposium on Medical Information and Communication Technology","International Symposium on Medical Information and Communication Technology",,," 1D10",2009,Feb. "Kenichi Takizawa,Takahiro AoyagiKenichi Takizawa,Takahiro Aoyagi,Kiyoshi Hamaguchi,Ryuji Kohno","Performance Evaluation on Wireless Communication Technology for Implantable Wireless Body Area Network","International Symposium on Medical Information and Communication Technology","International Symposium on Medical Information and Communication Technology","International Symposium on Medical Information and Communication Technology",,," 1D08",2009,Feb. "Kamya Yekeh Yazdandoost,Kenichi Takizawa,Takahiro Aoyagi,Jun-ichi Takada,Ryuji Kohno","An Overview of NICT's Channel Model Planning for Wireless Body Area Network","7th Management Committee Meeting, COST2100","9th Management Committee Meeting, European Co-operation in the field of Scientific and Technical Research (COST2100)","European Co-operation in the field of Scientific and Technical Research (COST2100)",,," TD(09)754",2009,Feb. "TAKAHIRO AOYAGI,滝沢賢一,小林岳彦,Jun-ichi Takada,河野隆二","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","電子情報通信学会医療情報通信技術研究会","Proc. IEICE MICT",,,"No. 7","pp. 69-84",2009,Jan. "滝沢賢一,TAKAHIRO AOYAGI,穂満政敏,浜田リラ,石上忍,小林岳彦,Jun-ichi Takada,河野隆二","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","電子情報通信学会医療情報通信技術研究会","Proc. IEICE MICT",,,"No. 7","pp. 63-68",2009,Jan. "Takahiro Aoyagi,Marie Nakazawa,Kentaro Nakamura (Tokyo Inst. of Tech.)","Frequency characteristics of the polyurea ultrasonic variable-line-focus-beam-transducer","The 29th Symposium on Ultrasonics Electronics","Proceedings of Symposium on Ultrasonics Electronics",,"Vol. 29",,"pp. 53-54 (1P2a-5)",2008,Nov. "Jun-ichi Takada,Takahiro Aoyagi,Kenichi Takizawa,Norihiko Katayama,Hirokazu Sawada,Takehiko Kobayashi Kamya Yekeh Yazdandoost,Huan-bang Li Takehiko Kobayashi Kamya Yekeh Yazdandoost,Huan-bang Li,Ryuji Kohno","Static Propagation and Channel Models in Body Area","COST 2100 6th Management Committee Meeting","COST 2100 6th Management Committee Meeting, TD(08)639",,,,,2008,Oct. "Norihiko Katayama,Kenichi Takizawa,Takahiro Aoyagi,Jun-ichi Takada,Huan-Bang LI,Ryuji Kohno","Channel model on various frequency bands for wearable Body Area Network","First International Symposium on Applied Sciences in Biomedical and Communication Technologies (ISABEL 2008)","Applied Sciences on Biomedical and Communication Technologies, 2008. ISABEL '08. First International Symposium on","IEEE",,," 1-5",2008,Oct. "Norihiko KATAYAMA,Kenichi TAKIZAWA,Takahiro AOYAGI,Jun-ichi TAKADA,Huan-Bang Li,Ryuji KOHNO","A Study on Channel Model for Wearable Body Area Network","2008 年電子情報通信学会通信ソサイエティ大会","Proceedings of the 2008 IEICE Society Conference",,,,"p. 42 (B-1-42)",2008,Sept. "Yuuichi Sakumo,Takahiro Aoyagi,Osamu Hashimoto","A Study about Attenuation Effect of Leaky-wave by a zCoated Lossy Film on the Surface of a Gap","2008電子情報通信学会通信ソサイエティ大会","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",,,,"p. 293 (B-4-52)",2008,Sept. "Takahiro Aoyagi,Hiroshi Kurihara,Koji Takizawa","Study of the scattering wave of a pyramidal electromagnetic wave absorber at oblique incidence","2008 年電子情報通信学会通信ソサイエティ大会","Proceedings of the 2008 IEICE Society Conference",,,,"p. 276 (B-4-35)",2008,Sept. "Hirokazu Sawada,Takahiro Aoyagi,Jun-ichi Takada,Kamya Yekeh Yazdandoost,Ryuji Kohno","Channel Models between body surface and wireless access point for UWB Band",,"IEEE 802.15 WPAN Document IEEE 802.15-08-0576-00-0006",,,,"pp. 1-14",2008,Aug. "Kenichi Takizawa,Takahiro Aoyagi,Jun-ichi Takada,Norihiko Katayama,Kamya Yekeh Yazdandoost,Takehiko Kobayashi,Ryuji Kohno","Channel Model for Wireless Body Area Networks","Engineering in Medicine and Biology Society, 2008. EMBS 2008. 30th Annual International Conference of the IEEE","IEEE Engineering in Medicine and Biology Society, 2008. EMBS 2008.","IEEE",,," 1549-1552",2008,Aug. "Hikaru Saito,Masaki Kouzai,Takahiro Aoyagi,Atsuhiro Nishikata,Soichi Watanabe","Improvement for Accurate Measurement of finger's Complex Permittivity by Waveguide-Penetration Method","EMCJ","IEICE Technical Report","IEICE","Vol. 108","No. 144","pp. 5-10",2008,July "Takahiro Aoyagi,Jun-ichi Takada,Kenichi Takizawa,Norihiko Katayama,Takehiko Kobayashi,Kamya Yekeh Yazdandoost,Huan-bang Li,Ryuji Kohno","Channel models for wearable and implantable WBANs",,"IEEE 802.15 WPAN Document IEEE P802.15-08-0416-04-0006",,,,"pp. 1-57",2008,July "TAKAHIRO AOYAGI,滝沢 賢一,Jun-ichi Takada,河野 隆二","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 -","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","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",,,"No. 6","pp. 57-72",2008,July "Ryo MIYAZAKI,Atsuhiro NISHIKATA,Takahiro AOYAGI,Youji KOTSUKA","Manufacturing and Measurement of Variably Matchable EM-wave Absorber",,"IEICE Technical Report","IEICE","Vol. 108","No. 21","pp. 7-12",2008,Apr. "Daliang TONG,Atsuhiro NISHIKATA,Takahiro AOYAGI,Youji KOTSUKA","Investigation of Variably Matchable EM-wave Absorber using Varicap Diodes",,"IEICE Technical Report","IEICE","Vol. 108","No. 21","pp. 1-6",2008,Apr. "Hikaru Saito,Masaki Kouzai,Takahiro Aoyagi,Atsuhiro Nishikata,Soichi Watanabe","Investigation for the Measurement of Complex Permittivity of Fingers by Waveguide Penetration Method","電子情報通信学会総合大会","2008 IEICE general conference","電子情報通信学会","Vol. B-4-70",,"pp. 379",2008,Mar. "TAKAHIRO AOYAGI,Marie Nakazawa,Masaya Tabaru,KENTARO NAKAMURA,SADAYUKI UEHA","Measurement method of surface acoustic wave velocity using a polyurea ultrasonic variable-line-focus-transducer","電子情報通信学会総合大会","電子情報通信学会総合大会基礎・境界講演論文集","電子情報通信学会",,,"pp. 218 (A-11-3)",2008,Mar. "Kenichi Takizawa,Masatoshi Homan,YoshikiTakeoka,Takahiro Aoyagi,Hiroaki Hagiwara,Tetsushi Ikegai,Ryuji Kohno","Capsule endoscope using an implant WBAN",,"IEEE 802.15 WPAN Document IEEE 802.15-08-0154-00-0006",,,,"pp. 1-6",2008,Mar. "Kenichi Takizawa,KamyaYekehYazdandoost,Takahiro Aoyagi,Norihiko Katayama,Jun-ichiTakada,TakehikoKobayashi,Huan-bang Li,Ryuji Kohno","Preliminary channel models for wearable WBAN",,"IEEE 802.15 WPAN Document IEEE 802.15-08-0155-00-0006",,,,"pp. 1-23",2008,Mar. "Kouta MATSUMOTO,Atsushi KITAMOTO,Takuya NAKAMURA,Takahiro AOYAGI,Osamu HASHIMOTO,Takashi MIYAMOTO","Wave Absorber by Using Cylindrical Bars with Magnetic Loss Covers Arranged Metallic Mesh for Improving ETC Environment",,"IEICE TRANSACTIONS on Electronics",,"Vol. E91-C","No. 2","pp. 220-223",2008,Feb. "滝沢 賢一,片山 典彦,山本 浩延,TAKAHIRO AOYAGI,Kamya Y. Yazdandoost,Jun-ichi Takada,小林 岳彦,李 還幇,河野 隆二","ウェアラブルBANチャネルモデルの構築(2)",,"IEICE Medical Information and Communications Technology (MICT)",,,"No. 4","pp. 28-34",2008,Jan. "片山 典彦,山本 浩延,TAKAHIRO AOYAGI,滝沢 賢一,Kamya Y. Yazdandoost,Jun-ichi Takada,小林 岳彦,李 還幇,河野 隆二","ウェアラブルBANチャネルモデルの構築(1)",,"IEICE Medical Information and Communications Technology (MICT)",,,"No. 4","pp. 10-27",2008,Jan. "Hirokazu Sawada,Takahiro Aoyagi,Jun-ichi Takada,Kamya Yekeh Yazdandoost,Ryuji Kohno","Channel Model for Wireless Body Area Network","The 2nd International Symposium on Medical Information and Communication Technology (ISMICT'07)","The 2nd International Symposium on Medical Information and Communication Technology (ISMICT'07)",,,,,2007,Dec. "Kouta Matsumoto,Takahiro Aoyagi","Wave Absorber by Using Cylindrical Bars with Magnetic Loss Covers Arranged Metallic Mesh for Installing between ETC Lanes","Asia-Pacific Microwave Conference 2007 (APMC 2007)","Proceedings of Asia-Pacific Microwave Conference 2007 (APMC 2007)",,,,"pp. 1-4",2007,Dec. "Takahiro Aoyagi,Marie Nakazawa,Masaya Tabaru,Kentaro Nakamura,Sadayuki Ueha","Measurements of surface acoustic wave velocity using a polyurea ultrasonic variable-line-focus-beam-transducer","第28回音波エレクトロニクスの基礎と応用に関するシンポジウム","Proc. Symp. Ultrason. Elctron., 28","超音波エレクトロニクスの基礎と応用に関するシンポジウム運営委員会","Vol. 28",,"pp. 353-354 (3-02-02)",2007,Nov. "Hikaru Saito,Masaki Kouzai,Takahiro Aoyagi,Atsuhiro Nishikata,Soichi Watanabe","In vivo Measurement of Human Body's Complex Permittiity by Waveguide Penetration Method","EMCJ","IEICE Technical Report","IEICE","Vol. 107","No. 310","pp. 41-44",2007,Nov. "橋本修,TAKAHIRO AOYAGI,他,日本建築学会","建築における電波吸収体とその応用",,,"三松株式会社",,,"pp. 189-203",2007,Oct. "TAKAHIRO AOYAGI,Jun-ichi Takada,Kazuhisa Tstutsui,Akihiko Saito,Mikiko Fukase,Yoshifumi Matsui,Takahiko Iriyanma","金属粉混合樹脂を使用したUWB用アンテナの検討","電子情報通信学会ソサイエティ大会","電子情報通信学会ソサイエティ大会講演論文集","電子情報通信学会",,,"p. 98 (B-1-98)",2007,Sept. "Hiromitsu Nakagawa,TAKAHIRO AOYAGI,Atsuhiro Nishikata","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","日本教育工学会第23回全国大会","日本教育工学会第23回全国大会講演論文集","日本教育工学会","Vol. 1a-205-02",,"pp. 237-238",2007,Sept. "TAKAHIRO AOYAGI,Jun-ichi Takada,Kazuhisa Tsutsui,Akihiko Saito,Mikiko Fukase,Takahiko Iriyama","Small Resinous UWB Chip Antenna using Metal Powder","2007 IEEE International Conference on Ultra-WideBand",,,"Vol. WO8",,"pp. 692-695",2007,Sept. "TAKAHIRO AOYAGI,Marie Nakazawa,Masaya Tabaru,KENTARO NAKAMURA,SADAYUKI UEHA","Measurements of surface acoustic wave velocity using","日本音響学会2007年秋季研究発表会","日本音響学会2007年秋季研究発表会講演論文集","日本音響学会",,,"pp. 1177-1178 (1-10-21)",2007,Sept. "Marie Nakazawa,Masaya Tabaru,KENTARO NAKAMURA,SADAYUKI UEHA,TAKAHIRO AOYAGI","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","日本音響学会2007年秋季研究発表会","日本音響学会2007年秋季研究発表会講演論文集","日本音響学会",,,"pp. 1175-1176 (1-10-20)",2007,Sept. "TAKAHIRO AOYAGI,Hiromitsu Nakagawa,Atsuhiro Nishikata,Eiji Niwa,Naofumi Takahashi","Development of the high-resolution blackboard-image trasmission system for distance education using character extraction","日本教育工学会第23回全国大会","日本教育工学会第23回全国大会講演論文集","日本教育工学会","Vol. 1a-205-03",,"pp. 239-240",2007,Sept. "KIMIKO KUBO,Masaki Kouzai,Kenta Tanaka,TAKAHIRO AOYAGI,Atsuhiro Nishikata","Lecture improvement support system using a humanoid robot as a perticipant","日本教育工学会第23回全国大会","日本教育工学会第23回全国大会講演論文集","日本教育工学会","Vol. 1p-113-08",,"pp. 317-318",2007,Sept. "Takahiro Aoyagi,Marie Nakazawa,Kentaro Nakamura,Sadayuki Ueha","Numerical analysis of ultrasonic beam of variable-line-focus-beam film transducer",,"Japan Journal of Applied Physics",,"vol. 46","no. 7S","pp. 4486-4489",2007,July "Takahiro Aoyagi,Marie Nakazawa,Kentaro Nakamura,Sadayuki Ueha","Numerical analysis for ultrasonic beam of variable line focus transducer","The 27th Symposium on Ultrasonic Electronics","Proc. Symp. Ultrason. Electron.",,"Vol. 27",,"pp. P2-6, 219-220",2006,Nov. "Takahiro Aoyagi,Marie Nakazawa,Kentaro Nakamura,Sadayuki Ueha","Numerical analysis for ultrasonic beam of variable line focus transducer","27th Symposium on Uitorasonic Electronics","Proc. 27th Sympo. Ultrason. Electron.",,,,"pp. 219-220 (P2-6)",2006,Nov. "K. Matsumoto,T. Ozawa,T. Nakamura,T. Aoyagi,O. Hashimoto,T. Miyamoto","Wave absorber formed by arranging cylindrical bars at intervals for installing between ETC lanes",,"IEICE Trans. electronics",,"Vol. E89-C","No. 11","pp. 1700-1703",2006,Nov. "北本篤史,松本好太,中村卓哉,青柳貴洋,橋本修,宮本隆志","A Study on Improvement of ETC Environment by Using Cylindrical Bars with Magnetic Loss Covers Arranged Metallic Mesh","電子情報通信学会マイクロ波研究会","信学技報",,"Vol. 106","No. 369","pp. MW2006-136, 29-34",2006,Nov. "青柳貴洋,中澤麻梨江,中村健太郎,上羽貞行","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","電子情報通信学会ソサイエティ大会","電子情報通信学会",,,,"pp. A-11-4",2006,Sept. "K. Matsumoto,T. Ozawa,T. Nakamura,T. Aoyagi,O. Hashimoto,T. Miyamoto","Wave absorber formed by arranging cylindrical bars at intervals for improving ETC environment","EMC europe 2006","EMC europe",,,,"pp. OFrB1-6",2006,Sept. "TAKAHIRO AOYAGI,MARIE NAKAZAWA,KENTARO NAKAMURA,SADAYUKI UEHA","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","電子情報通信学会2006ソサエティ大会","電子情報通信学会2006ソサエティ大会講演論文集",,,,"p. 160 (A-11-4)",2006,Sept. "北本篤史,松本好太,中村卓哉,TAKAHIRO AOYAGI,橋本修,宮本隆志","ETC用金網付円筒棒列電波吸収体に関する一検討","電子情報通信学会ソサイエティ大会","電子情報通信学会",,,,"p. 297 (B-4-21)",2006,Sept. "T. Ozawa,T. Nakamura,K. Matsumoto,T. Aoyagi,O. Hashimoto,T. Miyamoto","A Study on Optimization of Wave Absorber Composed of Multiples Wires for ETC","電子情報通信学会環境電磁工学研究会","電子情報通信学会",,"Vol. EMCJ2005-82",,"pp. 13-17",2005,Oct. "周 海涛,TAKAHIRO AOYAGI,AKINORI NISHIHARA","遠隔講義の高効率化 - HDVカメラを用い た検証実験 -",,"日本教育工学会第21回全国大会",,"Vol. 1a-303-6",,"pp. 231-232",2005,Sept. "Hiromitsu Muta,Kazuko Sugimoto,Minoru Nakayama,Kanji Akahori,Atsuhiro Nishihara,Takahiro Aoyagi,Yuuki Yoshihara","The Effects of Student Ratings and Evaluation of Teaching on Education","日本教育工学会 第21回全国大会","日本教育工学会 第21回全国大会",,"Vol. 2a-302-7",,"pp. 625-626",2005,Sept. "Takahiro Aoyagi","Development of the blackboard scripting system for distance education by image processing","日本教育工学会 第21回全国大会","日本教育工学会 第21回全国大会","日本教育工学会","Vol. 2a-201-9",,"pp. 577-578",2005,Sept. "Akihiko Saito,Takahiro Aoyagi,Takeshi Kunishima","Development of Magnetic Wave Absorber Pavement Material for Electronic Toll Collection",,"Electric Furnace Steel",,"Vol. 76","No. 3","pp. 181-186",2005,Sept. "Takahiro Aoyagi,Hiroshi Kurihara,Koji Takizawa","Theoretical analysis for reduction of reflected wave from a metalic corner using wave absorber","電子情報通信学会ソサイエティ大会","電子情報通信学会ソサイエティ大会","電子情報通信学会","Vol. B-4-13",,"pp. 337",2005,Sept. "Zhou Haitao,Takahiro Aoyagi,Akinori Nishihara","Efficacy of Distance Lecture Using High-Definition Camcorder","日本教育工学会 第21回全国大会","日本教育工学会 第21回全国大会",,"Vol. 1a-303-6",,"pp. 231-232",2005,Sept. "Takahiro Aoyagi","Latest EMC Technology Using Magnetic Materials",,"Electric Furnace Steel",,"Vol. 76","No. 3","pp. 203-207",2005,Sept. "Takahiro Aoyagi,Akihiko Saito,Atsuhiro Nishikata","Theoretical and Experimental Study for the Influence of the Reference Plate Curvature in Free Space Method",,"電子情報通信学会論文誌B",,"Vol. J88-B","No. 8","pp. 1539-1548",2005,Aug. "Takahiro Aoyagi,Atsuhiro Nishikata,Akihiko Saito","Quantitative study for measurement error caused by curvature of a reference plate in free space method","電子情報通信学会環境電磁工学研究会","電子情報通信学会技術報告","電子情報通信学会",,,"pp. 1-6 (EMCJ2005-10)",2005,May "MINORU NAKAYAMA,AKINORI NISHIHARA,TAKAHIRO AOYAGI,HIROMITSU MUTA,内山正史,角崎正人","Development of e-learning Course Using Synchronous Tele-lecture",,"Japan Jounal of Educational Technology","日本教育工学会","Vol. 28","No. Suppl.","pp. 81-84",2005,Mar. "Hiromitsu Muta,Minoru Nakayama,Takahiro Aoyagi,Atsuhiro Nishikata,Akinori Nihihara,Kanji Akahori,Yuuki Yoshihara","High Schools and University Collaboration Project through Satellite Communication","日本教育工学会 第20回全国大会","日本教育工学会 第20回全国大会 講演論文集","日本教育工学会",,"No. 20","pp. 809-810 (15-1a933-5)",2004,Sept.