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半田 志郎  ハンダ シロウ

教員組織電話番号
教育組織先鋭領域融合研究群 航空宇宙システム研究拠点FAX番号
職名特任教授 名誉教授メールアドレス
住所ホームページURLhttp://www.shinshu-u.ac.jp/faculty/engineering/chair/hansat/

更新日:2023/04/21

プロフィール

研究分野
情報通信工学
キーワード:移動通信 , 可視光通信
現在の研究課題
第4世代移動通信を支える新技術の開発

移動通信への多値振幅位相変調方式の適用に関する研究

画像の高能率符号化に関する研究

多値振幅位相変調方式の多シンボル遅延検波に関する研究

可視光通信に関する研究

学歴
出身大学院
1980 , 信州大学 , 工学研究科 , 電子工学専攻

出身学校・専攻等(大学院を除く)
1978 , 信州大学 , 工学部

取得学位
工学博士 , 神戸大学
受賞学術賞
2022 , 「電波の日」総務省信越総合通信局長表彰
2021 , 第63回電波障害防止に関する功労表彰
2007 , 「電波の日」総務省信越総合通信局長表彰
研究職歴等
研究職歴
2005-2021 , 信州大学工学部 教授
1996-1996 , 文部省在外研究員(カリフォルニア大学 Davis校)
1994-2005 , 信州大学工学部 助教授
1991-1994 , 長野高専電気工学科 助教授
1988-1991 , 長野高専電気工学科 講師
1982-1988 , 神戸大学工学部 助手

研究職歴以外の職歴
2021- , 特任教授
2015-2021 , 副学長
2015-2018 , 工学部長
2012-2021 , 評議員

留学歴
1996-1996 , カリフォルニア大学デービス校

研究活動業績

研究業績(著書・
発表論文等)
書籍等出版物
ディジタル通信(第2版)
共立 2016(Nov.)
Author:大下 眞二郎,半田 志郎,デービッド アサノ


ディジタル通信
共立出版 2005(Mar.)
Author:大下 眞二郎,半田 志郎,デービッド アサノ


論文
コグニティブ無線における低複雑かつ高精度な占有率と遷移率測定法
電子情報通信学会和文論文誌B,vol.J101-B(no.2): pp.133-145 2018(Feb. 01)
Author:征矢 隼人, 田久 修, 白井 啓一郎, 太田 真衣, 藤井 威生, 笹森 文仁, 半田 志郎


Optimal cluster head selection and rotation of cognitive wireless sensor networks for simultaneous data gathering and long life system
International Journal of Distributed Sensor Networks,vol.13(no.12):12 pages 2017(Dec.)
Author:Osamu Takyu, Shohei Fujii, Youhei Akimoto, Mai Ohta, Takeo Fujii, Fumihito Sasamori, Shiro Handa


A threshold decision method for MRC in QAM constellation rearrangement
IEICE Communications Express,Vol.5(No.7):pp.236-241 2016(Jun.)
Author:Fumihito Sasamori, Naoki Sakamoto, Osamu Takyu, and Shiro Handa


スター型無線センサネットワークにおける周波数共用に適したチャネル共通化手法
映像情報メディア学会誌,70(2):J69-J73 2016(Jan. 01)
Author:木村 匠, 田久 修, 太田 真衣, 藤井 威生, 笹森 文仁, 半田 志郎


Data Tracking and Effect of Frequency Offset to Simultaneous Collecting Method for Wireless Sensor Networks
International Journal of Distributed Sensor Networks,2015 2015(Aug.)
Author:Ryo Myoenzono, Osamu Takyu, Keiichiro Shirai, Takeo Fujii, Mai Ohta, Fumihito Sasamori, and Shiro Handa


Optimization of Learning Time for Learning-Assisted Rendezvous Channel in Cognitive Radio System
IEICE Transactions on Communications,E98-B(2):360-369 2015(Feb.)
Author:O. Takyu, T. Yamakita, T. Fujii, M. Ohta, F. Sasamori, and S. Handa


Precise BER Analysis of Repetition Coded OFDM Systems over Time- and Frequency-Selective Rayleigh Fading Channels
IEICE Transactions on Communications,E98-B(1):88-98 2015(Jan.)
Author:F. Sasamori, S. Asada, O.Takyu, and S. Handa


Resource Block Assignment to Reduce Peak to Average Power Ratio in Multi-User OFDM
IEICE Transactions on Communications,E97-B(8):1689-1700 2014(Aug.)
Author:O. Takyu, Y. Umeda, F. Sasamori, and S. Handa


Adaptive Iterative Decoding of Finite-Length Differentially Encoded LDPC Coded Systems with Multiple-Symbol Differential Detection
IEICE Transactions on Communications,E96-B(03) 2013(Mar. 01)
Author:Yang Yu, Shiro Handa, Fumihito Sasamori,Osamu Takyu


Performance Analysis of Hermite-Symmetric Subcarrier Coding for OFDM Systems over Fading Channels
IEICE TRANSACTIONS ON FUNDAMENTALS OF ELECTRONICS COMMUNICATIONS AND COMPUTER SCIENCES,E95A(12):2461-2469 2012(Dec.)
Author:Sasamori, F; Handa, S


ICI Suppression Methods Based on Maximum Likelihood Sequence Estimation for MSDD OFDM Systems
Telecommunication Engineering,52(1):27-32 2012(Jan.)
Author:JIA Zi-yan, HANDA Shiro


Performance Analysis of Repetition Coded OFDM Systems with Diversity Combining and Higher-Level Modulation
IEICE Transactions on Communications,e94-B:194-202 2011(Jan. 01)
Author:Fumihito Sasamori, Ziyan Jia, Shiro Handa, Shinjiro Oshita


移動通信技術
Magmetics Japan,5(10):442-449 2010(May)
Author:半田 志郎
Keywords:移動通信技術,マルチパスフェージング,広帯域無線通信,OFDM, MIMO


Noncoherent Maximum Likelihood Detection for Differential Spatial Multiplexing MIMO Systems
IEICE Transaction on Communications,E93-B(2):361-368 2010(Feb.)
Author:Ziyan Jia, Katsunobu Yoshii, Shiro Handa, Fumihito Sasamori, Shinjiro Oshita


Multiple-Symbol Differential Detection for Unitary Space-Time-Frequency Coding
IEICE Transaction on Communications,E93-B(1):90-98 2010(Jan.)
Author:Ziyan Jia, Shiro Handa, Fumihito Sasamori, Shinjiro Oshita


A simple Expression of BER Performance in DPSK/ODFDM Systems with Post-Detection Diversity Reception
IEICE Transaction on Communications,E92-B(5):1897-1900 2009(Sep.)
Author:Fumihito Sasamori, Shiro Handa, Shinjiro Oshita


A Simple Expression of BER Performance in COFDM Systems over Fading Channels
IEICE Transaction on Communications,E92-B(1):332-336 2009(Jan.)
Author:Fumihito Sasamori, Yuya Ishikawa, Shiro Handa, Shinjiro Oshita


交差点における交通制御を目的としたITSの検討
日本シミュレーション学会誌,24(2):128-134 2005(Jun.)
Author:大谷 史郎・秋月 治・六浦 光一・半田 志郎・大下 眞二郎


A Simple Method of BER Calculation in DPSK/OFDM Systems over Fading Channels
IEICE Trans. on Fundamentals,E88-A(1):0366-0373 2005(Jan.)
Author:Fumihito Sasamori, Shiro Handa, Shinjiro Oshita


Improving TCP performance over ATM-UBR with FED plus scheme
IEICE TRANSACTIONS ON COMMUNICATIONS,E87B(6):1514-1523 2004(Jun.)
Author:Chin, YT; Handa, S; Sasamori, F; Oshita, S


Error rate performance of multiple-symbol differential detection overtransmission channels with nonlinear amplification
ELECTRONICS AND COMMUNICATIONS IN JAPAN PART I-COMMUNICATIONS,87(3):1-10 2004(Mar.)
Author:Handa, S; Katase, Y; Sasamori, F; Oshita, S


UR方式における被中継パケット重複送信回避及び送信電力制御
電子情報通信学会論文誌. B, 通信,J86-B(10):2254-2258 2003(Oct.)
Author:賈中寧, 六浦光一,半田志郎,秋月治


受信信号の自己相関を考慮した多シンボル遅延検波の探索パス削減法
電子情報通信学会論文誌. B, 通信,J86-B(10):2249-2253 2003(Oct.)
Author:岩上典弘,半田志郎,笹森文仁,大下眞二郎


Approximate Expression of BER Performance in DS-CDMA Systems over Multi-Path Fading Channels,
IEICE Trans. on Communications,E86-B(8):2523-2528 2003(Aug.)
Author:Fumihito Sasamori, Shiro Handa, Fumiaki Maehara, Fumio Takahata, Shinjiro Oshita


ImproveTCP Performance over ATM-UBR with Fuzzy Early Discard Scheme
IEICE Trans. on Communications,E86-B(6):1978-1990 2003(Jun.)
Author:YoonTze Chin, Shiro Handa, Fumihito Sasamori, Shinjiro Oshita


非線形増幅を伴う伝送系における多シンボル遅延検波の誤り率特性
電子情報通信学会論文誌. B, 通信,J86-B(6):910-918 2003(Jun.)
Author:半田志郎,片瀬泰幸,笹森文仁,大下眞二郎


Approximate equation of average bit-error rate-in DS-CDMA systems over fading channels
IEEE TRANSACTIONS ON COMMUNICATIONS,51(3):409-415 2003(Mar.)
Author:Sasamori, F; Maehara, F; Handa, S; Oshita, S; Takahata, F


Fast calculation algorithm and error performance of multiple-symbol differential detection over fadingchannels
IEICE TRANSACTIONS ON COMMUNICATIONS,E86B(3):1050-1056 2003(Mar.)
Author:Handa, S; Okano, Y; Liu, MY; Sasamori, F; Oshita, S


利用者中継方式による移動通信のチャネル利用効率の改善
電子情報通信学会論文誌B,J86-B(1):21-30 2003(Jan.)
Author:賈中寧, 六浦光一,秋月治,半田志郎,大下眞二郎


強制切断を考慮したDMFにおけるチャネルアロケーション方式
電子情報通信学会論文誌A,J86-A(1):84-91 2003(Jan.)
Author:伊藤洋道, 六浦光一, 秋月治, 半田志郎, 大下眞二郎


Fuzzy Explicit Rate (FUER) Switch Mechanism for ABR Traffic Congestion Control in ATM Networks
IEICE Trans. on Communications,E85-B(6):1124-1132 2002(Jun.)
Author:Yoon Tze Chin, Kaharudin Dimyati, Shiro Handa and Shinjiro Oshita


Multiple-symbol differential detection of APSK and limited search using (M,L) algorithm
ELECTRONICS AND COMMUNICATIONS IN JAPAN PART I-COMMUNICATIONS,84(10):27-35 2001(Oct.)
Author:Machida, M; Handa, S; Oshita, S


多値変調技術と符号化方式
日本シミュレーション学会誌,20(1):16-21 2001(Mar.)
Author:半田志郎


フェージング通信路における自己相関を考慮した多シンボル遅延検波
情報処理学会研究報告. [オーディオビジュアル複合情報処理],2000(116):219-224 2000(Nov.)
Author:岡野佑介,半田志郎,笹森文仁,大下眞二郎


Theoretical analysis of symbol errorrates of (4,12) circular-signal-set constellation for some detection schemes
ELECTRONICS AND COMMUNICATIONS IN JAPAN PART I-COMMUNICATIONS,83(10):19-28 2000(Oct.)
Author:Machida, M; Handa, S; Oshita, S


Adaptive multiple-symbol differential detection of MAPSK over frequency selective fading channels
IEICE Trans. on Fundamentals,E83-A(6):1175-1183 2000(Jun.)
Author:Mingya Liu, Shiro Handa, Masanobu Machida, Shinjiro Oshita


振幅位相変調方式の多シンボル遅延検波と(M,L)アルゴリズムを用いた探索パス数の低減
電子情報通信学会論文誌(B),J83-B(1):22-30 2000(Jan.)
Author:町田正信, 半田志郎, 大下眞二郎


各種検波方式における(4,12)型同心円信号点配置の符号誤り率の導出
電子情報通信学会論文誌(B),J.82-B(5):981-990 1999(May)
Author:町田正信,半田志郎,大下眞二郎


(4,12)型QAMに対するコード割り当とその誤り率特性
電子情報通信学会論文誌(B-Ⅱ),J81-B-Ⅱ(11):1077-1081 1998(Nov.)
Author:石川博一 , 町田正信, 半田志郎, 大下眞二郎


(4,12) circular-signal-set constellation for 16APSK and its performance
ELECTRONICS AND COMMUNICATIONS IN JAPAN PART I-COMMUNICATIONS,81(9):1-9 1998(Oct.)
Author:Machida, M; Handa, S; Oshita, S


講演・口頭発表等
Recognition and countermeasure to hidden terminal problem by packet analysis in wireless LAN
APSIPA ASC 2019 2019(Nov.)
Presenter:kinori Kamio, Osamu Takyu, Mai Ohta, Takeo Fujii, Fumihito Sasamori, Shiro Handa


Implementation and performance evaluation of wavelet-OFDM signal processing on single board computer
Annual Conference on Engineering and Applied Science (ACEAT) 2019 2019(Nov.)
Presenter:Yusuke Yomoda, Fumihito Sasamori, Osamu Takyu, Shiro Handa


Construction of server system for multilingual guide and dynamic analysis using visible light beacons with sensors
Annual Conference on Engineering and Applied Science (ACEAT) 2019 2019(Nov.)
Presenter:Kakeru Tanaka, Masayuki Kuwada, Atsuya Yamazaki, Hideo Okajima, Fumihito Sasamori, Osamu Takyu, Shiro Handa


Performance evaluation of phase offset RC-OFDM systems
Annual Conference on Engineering and Applied Science (ACEAT) 2019 2019(Nov.)
Presenter:Taiki Shimada, Sota Oguri, Fumihito Sasamori, Hiroyuki Sato, Hiroyuki Tsuchiya, Osamu Takyu, Shiro Handa


Data Separation Considering Smoothness of Sensing Data in Physical Wireless Parameter Conversion Sensor Networks
IEEE ICOIN 2019 2019(Sep.)
Presenter:Shuhei Yamasaki, Osamu Takyu, Takeo Fujii, Mai Ohta, Fumihito Sasamori, and Shiro Handa


Overloaded wireless MIMO switching for secure wireless communication exchanging to untrusted relay
11th International Conference on Ubiquitous and Future Networks (ICUFN) 2019(Jul.)
Presenter:Arata Takahashi, Osamu Takyu, Fumihito Sasamori, Shiro Handa, Takeo Fujii, Tomoaki Ohtsuki


Adaptive Transmission Control with Prediction of Sensing Results for PhyC-SN
IEEE Radio Wireless Week 2019 2019(Jan.)
Presenter:Kyosuke Fukuda, Osamu Takyu, Keiichiro Shirai, Takeo Fujii, Mai Ohta, Fumihito Sasamori, Shiro Handa


Experimental Evaluation of Interference Robustness for Frequency Spectrum Sharing in WLAN Systems
APSIPA Annual Summit and Conference 2018 2018(Nov.)
Presenter:Hironori Godo, Osamu Takyu, Koichi Adachi, Mai Ohta, Takeo Fujii, Fumihito Sasamori, Shiro Handa


A Signal Separation Method for Physical Wireless Parameter Conversion Sensor Networks Using K-Shortest Path
APSIPA Annual Summit and Conference 201 2018(Nov.)
Presenter:Shuhei Yamasaki, Minato Oriuchi, Osamu Takyu, Takeo Fujii, Mai Ohta, Fumihito Sasamori, Shiro Handa


Data Separation Technique using Spatial Correlation of Sensing Results for Physical Wireless Parameter Conversion Sensor Networks
APSIPA Annual Summit and Conference 2018 2018(Nov.)
Presenter:Naoya Amano, Osamu Takyu, Keiichiro Shirai, Fumihito Sasamori, Shiro Handa


Performance Evaluation of M-Ary SS/HC-OFDM System with Short Spread Codes in Ultrasound Transmission
2018 International Scientific Conference on Engineering and Applied Sciences (ISCEAS) 2018(Jun.)
Presenter:Hiroki Michiwaki, Fumihito Sasamori, Osamu Takyu, Shiro Handa


Performance Evaluation of M-Ary SS/HC-OFDM System with Short Spread Codes in Stereo FM Transmission
2018 International Scientific Conference on Engineering and Applied Sciences (ISCEAS) 2018(Jun.)
Presenter:Sunao Narita, Fumihito Sasamori, Osamu Takyu, Shiro Handa


Performance Analysis of Bit Error Rate Using Repetition Coded OFDM Systems in Nakagami-m Fading Environment
2018 International Scientific Conference on Engineering and Applied Sciences (ISCEAS) 2018(Jun.)
Presenter:Takayuki Ogawa, Fumihito Sasamori, Osamu Takyu, Shiro Handa


Modified rendezvous scheme with inferring access channel probability of slave by master.
IEEE ICOIN 2018 2018(Jan.)
Presenter:Hayato Soya, Osamu Takyu, Keiichiro Shirai, Mai Ohta, Takeo Fujii, Fumihito Sasamori, Shiro Handa


Transmit control for secure information sharing in untrusted relay with two antennas.
IEEE ICOIN 2018 2018(Jan.)
Presenter:Tetsuya Noguchi, Osamu Takyu, Takeo Fujii, Tomoaki Ohtsuki, Fumihito Sasamori, and Shiro Handa


Experimental study of signaling with IFDMA modulation and nonlinear amplifying for recovering access channel mismatch.
IEEE ICOIN 2018 2018(Jan.)
Presenter:Ryo Kurosawa, Osamu Takyu, Mai Ohta, Takeo Fujii, Fumihito Sasamori, Shiro Handa


Transmit control and data separation in physical wireless parameter conversion sensor networks with event driven sensor.
2018 IEEE Radio and Wireless Week (RWW 2018) 2018(Jan.)
Presenter:Kyousuke Fukuda, Osamu Takyu, Mai Ohta, Takeo Fujii, Fumihito Sasamori, Shiro Handa


Consideration of security for PLNC with untrusted relay in game theoretic perspective.
2018 IEEE Radio and Wireless Week (RWW 2018) 2018(Jan.)
Presenter:Yusuke Shirasaki, Osamu Takyu, Takeo Fujii, Tomoaki Ohtsuki, Fumihito Sasamori, and Shiro Handa


Secure information sharing with mirroring null steering through untrusted relay with two antennas.
2018 IEEE Radio and Wireless Week (RWW 2018) 2018(Jan.)
Presenter:Tetsuya Noguchi, Osamu Takyu, Takeo Fujii, Tomoaki Ohtsuki, Fumihito Sasamori, and Shiro Handa


A Study of Monitoring System for Radio Leak with Massive Radio Sensors
APSIPA ASC 2017 2017(Dec.)
Presenter:Shunsuke Imai, Osamu Takyu, Fumihito Sasamori, Shiro Handa


Performance evaluation of M-ary SS/OFDM systems with short spread spectrum codes over visible light channels
2017 International Conference on Information and Communication Technology Convergence (ICTC) 2017(Oct.)
Presenter:Qirui Xia, Fumihito Sasamori, Shiro Handa, Osamu Takyu


Control Signal Transmission Based on IFDMA and Receiver with Nonlinear Amplifier for Compensating Access Channel Mismatch
2017 IEEE 86th Vehicular Technology Conference (VTC-Fall) 2017(Sep.)
Presenter:Ryo Kurosawa, Osamu Takyu, Mai Ohta, Takeo Fujii, Fumihito Sasamori, Shiro Handa


Measurement Technique for Occupancy Ratio and Transition Ratio in Cognitive Radio System
IEEE WCNC 2017 International Workshop on Smart Spectrum (IWSS) 2017(Mar. 19)
Presenter:H. Soya, O. Takyu, K. Shirai, M. Ohta, T. Fujii, F. Sasamori, S. Handa


Data Tracking Using Frequency Offset and SIC for Physical Wireless Conversion Sensor Networks
IEEE WCNC 2017 International Workshop on Smart Spectrum (IWSS) 2017(Mar. 19)
Presenter:T.Sakai, O. Takyu, K. Shirai, M. Ohta, T. Fujii, F. Sasamori, S. Handa


Optimization of Multi-Channel Access in Learning Assisted Measurement of Channel Occupancy Ratio by USRP
ICOIN2017 2017(Jan.)
Presenter:T. Kimura, O. Takyu, M. Ohta, T. Fujii, F. Sasamori, S. Handa


Optimal Cluster Head Selection and Rotation of Cognitive Wireless Sensor Networks for Simultaneous Data Gathering
ICOIN2017 2017(Jan.)
Presenter:S. Fujii, O. Takyu, M. Ohta, T. Fujii, F. Sasamori, S. Handa


Fundamental Study of Decomposition based on Heterogeneous Sensing Data in Physical Conversion Sensor Networks
APSIPA ASC 2016 2016(Dec.)
Presenter:M. Oriuchi, O. Takyu, K. Shirai, M. Ohta, T. Fujii, F. Sasamori, S. Handa


Optimal impersonation of CSI for maximizing leaked information to untrusted relay in PLNC
IEEE WCNC 2016 2016(Apr.)
Presenter:O. Takyu, K. Matsumoto, T. Ohtsuki, T. Fujii, F. Sasamori, S. Handa


Performance Evaluation of Multi-Target Tracking for PhyC-SN
2016(Apr.)
Presenter:M. Oriuchi, O. Takyu, K. Shirai, T. Fujii, M. Ohta, F. Sasamori, S. Handa


A Simple but Effective Approach for Visible Light Beacon-based Positioning Systems with Smartphone
Proc. 2016 IEEE 12th International Colloquium on Signal Processing & its Applications (CSPA2016) 2016(Mar. 05)
Presenter:S. Yoshizawa, S. Handa, F. Sasamori, and O. Takyu


Multi-Target Tracking based on Features of Sensing Results and Wireless Parameters for Physical Wireless Parameter Conversion Sensor Networks
IEEE RWS 2016 2016(Jan.)
Presenter:M. Oriuchi, O. Takyu, K. Shirai, T. Fujii, M. Ohta, F. Sasamori, S. Handa


Performance Evaluation of the Physical Layer Security Using Artificial Noise and Relay Station
APSIPA ASC 2015 2015(Dec.)
Presenter:J. Kabeya, O. Takyu, T. Ohtsuki, F. Sasamori, S. Handa


Unifying of Frequency Channel for Spectrum Sharing in Wireless Sensor Networks with Star Topology
Proc. IEEE International Conference on ICT Convergence (ICTC) 2015 2015(Oct.)
Presenter:T. Kimura, O. Takyu, F. Sasamori, S. Handa


Selection Method of Cluster Head in Wireless Sensor Networks of Wireless Physical Conversion for Spectrum Sharing
Proc. IEEE International Conference on ICT Convergence (ICTC) 2015 2015(Oct.)
Presenter:S. Fujii, O. Takyu, T. Fujii, M. Ohta, F. Sasamori, S. Handa


High speed and small signaling overhead rendezvous in cognitive radio system
IEEE APWCS 2015 2015(Aug.)
Presenter:T. Yoneda, O. Takyu, M. Ohta, T. Fujii, F. Sasamori, S. Handa


Sleep control for maintaining large user throughput in cellular system
IEEE APWCS 2015 2015(Aug.)
Presenter:K. Shimohata, O. Takyu, F. Sasamori, S. Handa


Performance Evaluation of M-ary SS/OFDM Systems with Short Spread Spectrum Codes
The 3rd International Scientific Conference on Engineering and Applied Sciences(ISCEAS2015) 2015(Jul.)
Presenter:Shinji Fujimaki, Yusuke Mizukura, Fumihito Sasamori, Osamu Takyu, and Shiro Handa


Implementation and Evaluation of Visible Light OFDM Signal Processing on PSoC Microcontroller
The 3rd International Scientific Conference on Engineering and Applied Sciences (ISCEAS2015) 2015(Jul.)
Presenter:Xia Qirui, Yuta Yonezawa, Fumihito Sasamori, Osamu Takyu, and Shiro Handa


Evaluation of Information Leak by Ipersonated CSI in PLNC Considering Physical Layer Security
Proc. IEEE Radio Wireless Symposium (RWS) 2015 2015(Jan.)
Presenter:K. Matsumoto, O. Takyu, T. Fujii, T. Ohtsuki, F. Sasamori, and S. Handa


Physical Layer Network Coding with Multiple Untrusted Relays for Physical Layer Security
APSIPA ASC 2014 2014(Nov.)
Presenter:K. Yamaguchi, O. Takyu, T. Fujii, T. Ohtsuki, F. Sasamori, and S. Handa


Learning Assisted Rendezvous Channel in Cognitive Radio System
Proc. IEEE International Conference on Communication Systems (ICCS) 2014(Nov.)
Presenter:O. Takyu, T. Yamakita, T. Fujii, F. Sasamori, and S. Handa


Data Tracking and Effect of Frequency Offset to Simultaneous Collecting Method for Wireless Sensor Networks
Proc. IEEE International Conference on ICT Convergence (ICTC) 2014 2014(Oct.)
Presenter:R. Myoenzono, O. Takyu, K. Shirai, T. Fujii, M. Ohta, F. Sasamori, and S. Handa


Performance Evaluation of Acoustic OFDM with Repetition Coding
Proc. IEEE International Conference on ICT Convergence (ICTC) 2014 2014(Oct.)
Presenter:S. Sasano, F. Sasamori, O. Takyu, and S. Handa


Robustness against Fading Fluctuation in Hermite-Symmetric Subcarrier Coding for OFDM Systems
Proc. IEEE International Conference on ICT 834-835 2014(Oct.)
Presenter:A. Toda, F. Sasamori, O. Takyu, and S. Handa


Design and Implementation of OFDM Signal Processing on PSoC Microcontroller
Proc. of International Conference on ICT Convergence (ICTC) 2013 2013(Oct. 01)
Presenter:K. Hayashi, F. Sasamori, O. Takyu, S. Handa


Adaptive Control Based on Theoretical Analysis in RC-OFDM Systems
Proc. of International Conference on ICT Convergence (ICTC) 2013 2013(Oct. 01)
Presenter:W. Koike, F. Sasamori, O. Takyu, S. Handa


Design and Implementation of OFDM Signal Processing on PSoC Microcontroller
Proc. IEEE 2013 International Conference on ICT Convergence (ICTC) 2013(Oct.)
Presenter:K. Hayashi, F. Sasamori, O. Takyu, and S. Handa


Adaptive Control Based on Theoretical Analysis in RC-OFDM Systems
Proc. IEEE 2013 International Conference on ICT Convergence (ICTC) 2013(Oct.)
Presenter:W. Koike, F. Sasamori, O. Takyu, and S. Handa


High-Accurate and Time-Traceable Occupancy Ratio Measurement for Cognitive Radio System
IEEE APWCS 2013 2013(Aug.)
Presenter:Y. Wakao, O. Takyu, T. Fujii, F. Sasamori, S. Handa


Analysis of Channel Usage Tendency from Indoor Measurement Results in Wireless LAN System
IEEE APWCS 2013 2013(Aug.)
Presenter:M. Goto, O. Takyu, T. Fujii, F. Sasamori, S. Handa


Physical Layer Network Coding with Multiple Untrusted Relays for Physical Layer Network Coding
IEEE APWCS 2013 2013(Aug.)
Presenter:K. Yamaguchi, O. Takyu, T. Fujii, T. Ohtsuki, F. Sasamori, S. Handa


Theoretical Analysis for Learning-Assisted Rendezvous Channel for Cognitive Radio
IEEE CTW 2013 2013(Jun.)
Presenter:T. Yamakita, O. Takyu, T. Fujii, F. Sasamori, S. Handa


Improved Soft-Output M-Algorithm for Differential Encoded LDPC Coded Systems with Multiple-Symbol Differential Detection
IEEE Personal, Indoor and Mobile Radio Communications Symposium 2012(PIMRC 2012) 2012(Sep.)
Presenter:Yang Yu, Shiro Handa, Fumihito Sasamori, OsamuTakyu


Iterative Noncoherent Detection of Coded Differential Space-Time Modulation in Rayleigh Fading Channels
The 13th International Conference on Advanced Communication TechnologyCommunication Technology 2011(Feb. 13)
Presenter:Ziyan Jia, Kaori Minemura, Shiro Handa and Fumihito Sasamori


Iterative multiple-symbol differential detection of differential LDPC codes
Proc. of Intelligent Siganl Processing and Communication Systems 1 1-4 2010(Nov. 15)
Presenter:Yang Yu, Shiro Handa, Fumihito Sasamori
Keywords:LDPC, Multiple-Symbol Differential Detection


Intercarrier Interference Suppression Method for OFDM Systems with Multiple-Symbol Differential Detection
The 20th Personal, Indoor and Mobile Radio Communications Symposium 2009 2009(May)
Presenter:Ziyan Jia, Shiro Handa, Fumihito Sasamori, Shinjiro Oshita


Multiple-Symbol Differential Detection for Unitary Space-Time-Frequency Coding
Proc. IEEE International Conference on Circuits and Systems for Communications 139-142 2008(May)
Presenter:Ziyan Jia, Shiro Handa, Fumihito Sasamori, Shinjiro Oshita


A Study on Post-Detection Diversity Combining for OFDM Systems
Proc. 10th International Conference of communications Technology(ICCT 2006, Guilin, China, Dec.23-30) 2006(Nov.)
Presenter:Yuya Ishikawa, Fumihito Sasamori, Shiro Handa, Shinjiro Oshita


Multiple-Symbol Differential Detection for Space-Time Block Codes over Fast Rayleigh Fading Channels
Proc. 10th International Conference of communications Technology(ICCT 2006, Guilin, China, Dec.23-30) 2006(Nov.)
Presenter:Ziyan Jia, Shiro Handa, Fumihito Sasamori, Shinjiro Oshita


Multiple-Symbol Differential Detection for Space-Time Block Codes with Diversity Reception
Proc. 2006 IEEE Wireless Communications and Netoworking Conference (WCNC 2006, Las Vegas, NV USA),CD-ROM Version 2006(Apr.)
Presenter:Ziyan Jia, Shiro Handa, Fumihito Sasamori, Shinjiro Oshita
Abstract:1


Theoretical Analysis of BER in DPSK/OFDM Systems with Postdetection Diversity Reception
Proc. the IEEE Wireless Communications and Netoworking Conference 05 (WCNC'05, New Orleans LA, USA) 2005(Mar.)
Presenter:Yuki Mitsu, Fumihito Sasamori, Shiro Handa, Shinjiro Oshita
Abstract:1


Non-Coherent Detection of Turbo Coded MDAPSK Using the MSDD Metric over Rayleigh Fading Channels
Proc. The 6th International Symposium on Wireless Personal Multimedia Communications (WPMC'03, Yokosuka Japan) 2003(Oct.)
Presenter:Atsushi Kobayashi, Shiro Handa, Fumihito Sasamori, Shinjiro Oshita
Abstract:1


Improve TCP Performance Over ATM-UBR with FED+
Proc. the IEEE International Conference on Fuzzy Systems (FUZZY-IEEEE 2003, St. Louis, MO, USA) 2003(May)
Presenter:Yoon Tze Chin, Shiro Handa, Fumihito Sasamori and Shinjiro Oshita
Abstract:1


Improve TCP Performance Over ATM-UBR with FED
Proc. International Conference on Communications (ICC 2003, Anchorage, USA) 2003(May)
Presenter:Yoon Tze Chin, Shiro Handa, Fumihito Sasamori and Shinjiro Oshita
Abstract:1


Approximate Equation of Bit Error Rate in OFDM Systems over Specular Multipath Fading Channels
Proc. the IEEE Wireless Communications and Netoworking Conference 03 (WCNC'03, New Orleans, USA), 2003(Mar.)
Presenter:Fumihito Sasamori, Atsuhiro Yamano, Shiro Handa, Shinjiro Oshita
Abstract:1


New Procesure to Reduce Flooding Period in Multi-Hop Networks
Proc. of Asia Simulation Conference/the 5th International Conference on System Simulation and Scientific Computing(Shanghai), 2002(Nov.)
Presenter:Hiroyuki Kada, KouichiMutuura, Osamu Akizuki, ShiroHanda, Shinjiro Oshita
Abstract:1


Improvement of Channel Efficiency in Mobile Communication by User Relay Scheme
Proc. Technical Conference on Circuits/Systems, Computers and Communications (ITC-CSCC 2002, Phuket, Thailand) 2002(Jul.)
Presenter:ZhongNing Jia, Kouichi Mutsuura, Osamu Akizuki, YoonTze Chin, Shiro Handa, Shinjiro Oshita
Abstract:1


Fuzzy Early Discard (FED) to Improve TCP Reno Performance over ATM-UBR
Proc. of 2002 Workshop on High Performance Switching and Routing(HPSR 2002, Kobe, Japan), 2002(May)
Presenter:YoonTze Chin, Shiro Handa, Fumihito Sasamori and Shinjiro Oshita
Abstract:1


Multi-hop Networks Management Considering Terminal Mobility
Proc. of European Wireless 2002(Florence, Italy) 2002(Feb.)
Presenter:Nobuhide Nakabo, Kouichi Mutsuura, Osamu Akizuki, Shiro Handa, Shinjiro Oshita
Abstract:1


Approximate Equation of Bit Error Rate in DQPSK/OFDM Systems over Fading Channels
Proc. of European Wireless 2002(Florence, Italy) 2002(Feb.)
Presenter:Fumihito SASAMORI, Hiroyoshi UMEDA, Shiro HANDA,Fumiaki MAEHARA, FumioTAKAHATA, and Shinjiro OSHITA
Abstract:1


Multiple-Symbol Differential Detection Considering Autocorrelation over Frequency Selective Fading Channels
Proc. of APCC 2001 2001(Sep.)
Presenter:Y.Okano, S.Handa, Mingya Liu, Fumihito Sasamori, Shinjiro Oshita
Abstract:1


Management of Network Configuration in Multi-hop Networks - Identification of Network Topology, Accommodating New Terminal and Merging Another Network -
Proc. of The 4th International Conference on Multi-Dimensional Mobile Communications(MDMC'01, Pori, Italy) 2001(Jun.)
Presenter:Nobuhide Nakabou, Kouichi Matsuura, Osamu Akizuki, Shiro Handa, Shinjiro Oshita
Abstract:1


Multiple-Symbol Differential Detection of MAPSK over Correlated Rayleigh Fading Channels and Fast Calculation Method of the Metric
Proc. of 3G Wireless and beyond 2001 2001(May)
Presenter:Mingya Liu, Shiro Handa, Yusuke Okano, Fumihito Sasamori, Shinjiro Oshita
Abstract:1


A channel allocation scheme for hierarchical cellular system with dynamic microcell forming
Proc. of Asia-Pacific Conference on Communications 2000(APCC 2000,Seoul, Korea) 2000(Nov.)
Presenter:Yoshitatsu Yokokawa, Osamu Akizuki, Kouichi Mutsuura, Shiro Handa, Shinjiro Oshita
Abstract:1


Simple control of channel allocation with DMF
Proc. of JSST(Japan Society for Simulation Technology) International Conference on Modeling, Control and Comutation in Simulation(JSST 2000, Tokyo Japan) 2000(Oct.)
Presenter:Hiromichi Ito, Yoshitatsu Yokokawa, Osamu Akizuki, Kouichi Mutsuura, Shiro Handa, Shinjiro Oshita
Abstract:1


A Cellular System Using Direct Transmission between Terminals with Parallel Transmission
Proc. of International Technical Conference on Circuits/Systems, Computers and Communications(ITC-CSCC'99, Sado) 1999(Jul.)
Presenter:Tsuyoshi Itagaki, Shiro Handa, Satoru Kubota, Kouichi Mutsuura, Shinjiro Oshita
Abstract:1


Handoff Reduction of Hierarchical Cellular System with Dynamic Microcell Forming
Proc. of International Technical Conference on Circuits/Systems, Computers and Communications(ITC-CSCC'99 Sado) 1999(Jul.)
Presenter:Yoshitatsu Yokokawa, Osamu Akizuki, Kouichi Mutsuura, Shiro Handa, Shinjiro Oshita
Abstract:1


Adaptive Multiple-Symbol Differential Detection for 16APSK over Frequency Selective Fading Channels,
Proc. of International Technical Conference on Circuits/Systems, Computers and Communications(ITC-CSCC'99 Sado) 1999(Jul.)
Presenter:M. Liu, M.Machida, S.Handa, S.Oshita


Multiple-Symbol Differential Detection of APSK Using (M,L) Algorithm
Proc. of International Technical Conference on Circuits/Systems, Computers and Communications(ITC-CSCC'99 Sado) 1999(Jul.)
Presenter:M.Miwa, M.Machida, S.Handa, S.Oshita
Abstract:1


Multiple-Symbol Differential Detection of APSK and Limited Search Scheme Using M-Algorithm
Proc. of IEEE ISPACS'98(International Workshop on Intelligent Signal Processing And Communication Systems '98, Melbourne) 1998(Nov.)
Presenter:Masanobu Machida, Yu Kaneko, Shiro Handa, Shinjiro Oshita
Abstract:0


Multiple-Symbol Differential Detection of APSK Based on MAP Criterion
Proc. IEEE GLOBECOM'98(Global TeleCommunications Conference '98, Sydney) 1998(Nov.)
Presenter:Masanobu Machida, Shiro Handa, Shinjiro Oshita
Abstract:1

特許等知的財産
登録済特許
光照射装置、光通信システム、及び光照射方法
館内携帯用可視光通信装置及び可視光通信システム
表示装置、表示システム、及び表示方法
無線通信における端末識別方法および端末識別装置
無線通信装置及び通信確立方法
研究費
科学研究費補助金(研究代表者)
2014 - 2015 , 衛星可視光通信の伝搬環境と簡易装置による昼夜通信の検討 , 挑戦的萌芽研究
2004 - 2006 , 多シンボル遅延検波をベースとした時空間符号化および多元接続方式 , 基盤研究(C)
2004 - 2006 , 多シンボル遅延検波をベースとした時空間符号化および多元接続方式 , 基盤研究(C)
2000 - 2002 , 移動通信への多値振幅位相変調方式の適用に関する研究 , 基盤研究(C)
1998 - 1999 , 自動等化を融合した多値振幅位相変調方式の多シンボル遅延検波方式 , 基盤研究(C)
1989 - 1989 , 情報源のモデル化における情報単位に関する研究 , 奨励研究(A)
1988 - 1988 , 木構造を用いた画像の記述及び生成に関する研究 , 奨励研究(A)
1984 - 1984 , ひずみを考慮した線図形の高能率符号化に関する研究 , 奨励研究(A)

教育活動実績

授業等
2019 , 前期 , 電気電子実験Ⅰ
2019 , 前期 , 情報通信実験Ⅰ
2019 , 前期 , 電磁波工学
2019 , 前期 , 信号検出特論
2018 , 前期 , 信号検出特論
2018 , 前期 , 電気電子実験Ⅰ
2018 , 前期 , 情報通信実験Ⅰ
2018 , 前期 , 電磁波工学