TOHRU Kohda 香田徹

Researcher Number	20038102
Other IDs
External Links
Affiliation (based on the past Project Information) *help	2011: 九州大学, 大学院・システム情報科学研究院, 特命教授 2010: Kyushu University, 大学院・システム情報科学研究院, 特任教授 2009: 九州大学, システム情報科学研究院, 教授 2007 – 2009: 九州大学, 大学院・システム情報科学研究院, 教授 2005 – 2006: 九州大学, 大学院システム情報科学研究院, 教授 … More 2004 – 2005: 九州大学, システム情報科学研究院, 教授 2000 – 2005: 九州大学, 大学院・システム情報科学研究院, 教授 1999: Kyushu Univ., Dept. of Comp. Sci. & Eng., Professor, 大学院・システム情報科学研究科, 教授 1998: 九州大学, 大学院システム情報科学研究科, 教授 1997: 九州大学, システム情報科学研究科, 教授 1996 – 1997: 九州大学, 大学院・システム情報科学研究科, 教授 1991 – 1995: 九州大学, 工学部, 教授 1987 – 1990: 九州大学, 工学部, 助教授 Less
Review Section/Research Field	Principal Investigator Science and Engineering / 情報通信工学 / Communication/Network engineering / 電子通信系統工学 / General mathematics (including Probability theory/Statistical mathematics) / 非線形科学 / Sensitivity informatics/Soft computing Except Principal Investigator 電子通信系統工学 / Communication/Network engineering / 情報通信工学 … More / System engineering / 計測・制御工学 / 電子機器工学 / Intelligent informatics Less
Keywords	Principal Investigator ストリーム暗号 / カオス系列 / 楕円関数写像 / 無相関 / 独立同分布 / カオス力学系 / カオス / マルコフ連鎖 / ストリーム暗号システム / Chaos … More / 不変密度 / スペクトル拡散 / i.i.d.2値系列 / 情報通信工学 / 確率論 / 暗号・認証等 / 楕円関数 / 擬似乱数生成 / 画像伝送 / カオス2値系列 / 電子透かし / スペクトラム拡散通信 / Maximum length sequence / White noise / Theoretical tests / Randomness / Pseudorandom number / 高次自己相関関数 / 自己相関関数 / エルゴート性 / 線形合同法 / M系列 / 白色雑音 / 理論的検定法 / 経験的検定法 / 乱雑さ / 擬似乱数 / Welch bound / FIR filter / pulse shaping filter / Markov chain / chip waveforms / pseudorandom number generator / spread spectrum codes / CDMA communication / スペクトラム拡散符号 / DS / マルチユーザ受信器 / ニューラルネットワーク / 同期捕捉 / スペクトル拡散符号 / CDMAシステム / 非同期DS / 移動体通信 / 無線通信方式 / ウェルチの下界 / FIRフィルタ / 波形整形フィルタ / チップ波形 / CDMA通信 / elliptic function map / stream cipher / correlation / i.i.d. sequence / chaotic sequence / Jacobi-Chebyshev有理写像 / i.i.d.カオス2値系列 / 独立同分布(i.i.d) / デシタルカオス暗号システム / 独立同分布系列 / Wiener-Hopf equation / central limit theorem / histogram / sequence of symbols / correlated property / characteristic equation / transition matrix / Markov Chain / スペクトルの推定 / 遷移確率の推定 / マルコフ推移行列 / スペクトル推定 / マルコフ情報源 / 期待値・分散 / 中心極限定理 / パタンのヒストグラム / 無相関・相関性 / 遷移行列 / I.I.D. / Stream Cipher System / Chaotic Binary Sequence / i.i.d. / 独立同分布(I.I.D.) / 独立同分布(i.i.d.) / Correlation Function / Invariant Density / PF Operator / Indirect Time Series Analysis / Nonlinear Map / スイッチトキャパシタ回路 / 区間力学系 / Galerkin近似 / f雑音 / 1 / 相関関数 / PF作用素 / 間接的時系列解析法 / 非線形写像 / 周波数利用効率 / シンボル間干渉 / 非同期通信 / マルチキャリア伝送 / 疑似直交列系 / 時間・周波数同時表現 / 同期確立 / 擬似直交系列 / 画像暗号化 / 応用数学 / 感性情報学 / 画像の暗号伝送 / 暗号文単独攻撃 / 暗号強度評価 / スペクトル拡散方式 / 非同期システム / ビット誤り / 拡散符号 … More Except Principal Investigator 非線形回路 / Information Security / Relay Channels / Sensor Network / Discrete CEO Problem / Vector CEO Problem / CEO Problem / 力学系 / 区間法 / 乱数生成 / 放送型通信路 / 多重アクセス通信路 / 分散センサシステム / 多端子通信路 / 情報スペクトル / 多端子乱数生成 / 区間アルゴリズム / ベクトルガウスCEO問題 / 遠隔情報源 / ガウスCEO問題 / 情報セキュリティ / 中継通信路 / センサネットワーク / 離散CEO問題 / ベクトル型CEO問題 / CEO問題 / Integrated circuits / Nonlinear circuits / Mixed-type circuits / Analysis of distributed circuits / Distributed-constant line / 誘電体フィルタ / 回路解析 / 分布定数回路 / 集積回路 / 分布・集中混在系 / 分布定数解析 / 分布定数素子 / Limit Cycle / Stable Equilibrium / Recursive Neural Network / Storage Capacity / Neural Network / Associative Memory / リミットサイクル / 安定平衡点 / 相互結合回路網 / 記憶容量 / ニューラルネットワーク / 連想記憶 / Noise Generator / Chaos / Resonant DC-DC Converter / Harmonic / Spread of Noise Spectrum / Resonant Inverter / DC-DC Converter / Random Switching / 同期引込 / 共振形DCーDCコンバ-タ / 共振形インバ-タ / DCーDCコンバ-タ / 共振形DCーDCコンバータ / DCーDCコンバータ / 白色雑音発生回路 / カオス振動 / 共振形DC-DCコンバータ / 高調波抑制 / 雑音スペクトル分散化 / 共振形インバータ / DC-DCコンバータ / ランダムスイッチング / Topological structure / Efficient numerical analysis / uniqueness of a solution / Number of solutions / Resistive circuits / Nonlinear / 一意解 / 回路トポロジ- / 数値解法 / 高能率解法 / 回路構造 / 解の一意性 / 解の個数 / 区分線形方程式 / 非線形回路方程式 / Analog DCT code / Impulse Rejection / Discrete Cosine Transform / Error Correction / Data Compression / アナログ符号 / インパルス除法 / インパルス除去 / アナログDCT符号 / 離散コサイン変換 / 誤り訂正 / デ-タ圧縮 / Modeling / Canonical representation of a Gaussian process / Twoーdimensional ARMA model / Twoーdimensional IIR digital filter / Twoーdimensional signal / Nonstationary stochastic process / Image processing / Digital signal processing / 画像の予測誤差 / パルス性ノイズの平滑化 / 信号処理 / 画像信号のモデリング / 画像演算子の表現 / パワ-スペクトルの零点の推定 / 巡回形ディジタルフィルタ / 正実関数と信号処理 / モデリング / ガウス過程の標準表現 / 2次元ARMAモデル / 2次元巡回形ディジタルフィルタ / 2次元信号 / 非定常確率過程 / 画像信号処理 / ディジタル信号処理 / 一般物体認識 / 固有値分布 / 暗号解読 / 凸2次計画法 / Boosting / 密度比推定 / ユニバーサル符号 / データ圧縮 / Bregmanダイバージェンス / 通信路容量 / 超解像 / ユニバーサルポートフォリオ / 確率的コンプレキシティ / 機械学習 / 情報幾何 / 情報量 / 学習理論 Less

Code design based on dynamical systems theory and its application to digital communicationsPrincipal Investigator
- Principal Investigator
  
  KOHDA Tohru (TOHRU Kohda)
- Project Period (FY)
  2008 – 2011
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Communication/Network engineering
- Research Institution
  Kyushu University
Development of Learning Theory based on Information Measure
- Principal Investigator
  
  TAKEUCHI Junichi
- Project Period (FY)
  2007 – 2010
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Intelligent informatics
- Research Institution
  Kyushu University
カオスに基づく擬似乱数を用いたスペクトラム拡散電子透かしシステムPrincipal Investigator
- Principal Investigator
  
  香田徹
- Project Period (FY)
  2005 – 2006
- Research Category
  
  Grant-in-Aid for Exploratory Research
- Research Field
  
  Sensitivity informatics/Soft computing
- Research Institution
  Kyushu University
カオスに基づいたi.i.d.2値系列によるストリーム暗号システムPrincipal Investigator
- Principal Investigator
  
  香田徹
- Project Period (FY)
  2004 – 2005
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas
- Review Section
  
  Science and Engineering
- Research Institution
  Kyushu University
Analysis of efficiency, reliability and security of communication networks form standpoint of multiterminal information theory
- Principal Investigator
  
  OOHAMA Yasutada
- Project Period (FY)
  2004 – 2006
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Communication/Network engineering
- Research Institution
  The University of Tokushima
  Kyushu University
カオスに基づいたi.i.d.2値系列によるストリーム暗号システムPrincipal Investigator
- Principal Investigator
  
  香田徹
- Project Period (FY)
  2003
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas
- Review Section
  
  Science and Engineering
- Research Institution
  Kyushu University
Asynchronous DS/CDMA systems employing spreading codes generated by chaos maps with MarkovityPrincipal Investigator
- Principal Investigator
  
  KOHDA Tohru
- Project Period (FY)
  2003 – 2006
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Communication/Network engineering
- Research Institution
  KYUSHU UNIVERCITY
カオスに基づいたi.i.d.2値系列によるストリーム暗号システムPrincipal Investigator
- Principal Investigator
  
  香田徹
- Project Period (FY)
  2001
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas (C)
- Review Section
  
  Science and Engineering
- Research Institution
  Kyushu University
カオスに基づいたi.i.d.2値系列によるストリーム暗号システムPrincipal Investigator
- Principal Investigator
  
  香田徹
- Project Period (FY)
  2001 – 2002
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas
- Review Section
  
  Science and Engineering
- Research Institution
  Kyushu University
スペクトル拡散方式を利用した画像伝送時における電子透かしPrincipal Investigator
- Principal Investigator
  
  香田徹
- Project Period (FY)
  2000 – 2002
- Research Category
  
  Grant-in-Aid for Exploratory Research
- Research Field
  
  情報通信工学
- Research Institution
  Kyushu University
Digital chaos cipher systemPrincipal Investigator
- Principal Investigator
  
  KOHDA Tohru
- Project Period (FY)
  2000 – 2002
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  情報通信工学
- Research Institution
  Kyushu University
On an identification algorithm of transition probabilities and eigenvalues of transition matrixPrincipal Investigator
- Principal Investigator
  
  KOHDA Tohru
- Project Period (FY)
  1999 – 2001
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  General mathematics (including Probability theory/Statistical mathematics)
- Research Institution
  Kyushu University
Stream Cipher System Based on Chaotic Binary SequencesPrincipal Investigator
- Principal Investigator
  
  KOHDA Tohru
- Project Period (FY)
  1997 – 1999
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  情報通信工学
- Research Institution
  KYUSHU UNIVERSITY
Research of Analysis Method for Very High Speed Integrated Circuits Composed of Distributed and Lumped Elements
- Principal Investigator
  
  NISHI Tetsuo
- Project Period (FY)
  1996 – 1997
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  情報通信工学
- Research Institution
  KYUSHU UNIVERSITY
EXACT SYNTHESIS OF ASSOCIATIVE MEMORY CIRCUITS BY MEANS OF RECURSIVE NEURAL NETWORKS
- Principal Investigator
  
  NISHI Tetsuo
- Project Period (FY)
  1993 – 1994
- Research Category
  
  Grant-in-Aid for General Scientific Research (B)
- Research Field
  
  System engineering
- Research Institution
  KYUSHU UNIVERSITY
Indirect Time Series Analysis of Chaos and Its Applications to Designs of 1/f Noise Generators Using SC CircuitsPrincipal Investigator
- Principal Investigator
  
  KOHDA Tohru
- Project Period (FY)
  1993 – 1995
- Research Category
  
  Grant-in-Aid for General Scientific Research (C)
- Research Field
  
  非線形科学
- Research Institution
  KYUSHU UNIVERSITY
Application of Random and Chaotic Phenomena to Power Electronics
- Principal Investigator
  
  KOHAMA Teruhiko, NINOMIYA Tamotsu
- Project Period (FY)
  1991 – 1993
- Research Category
  
  Grant-in-Aid for General Scientific Research (B)
- Research Field
  
  計測・制御工学
- Research Institution
  KYUSHU UNIVERSITY
Research on the Adaptive Digital Signal Processing Based on a Nonstationary ARMA Model and Its Application to the Image Processing
- Principal Investigator
  
  KOGA Tosiro
- Project Period (FY)
  1989 – 1990
- Research Category
  
  Grant-in-Aid for General Scientific Research (B)
- Research Field
  
  電子通信系統工学
- Research Institution
  Kyushu University
Research on Redundancy Control of Analog Signal
- Principal Investigator
  
  MOTOISHI Kohji
- Project Period (FY)
  1989 – 1990
- Research Category
  
  Grant-in-Aid for General Scientific Research (C)
- Research Field
  
  電子通信系統工学
- Research Institution
  Kyushu University
Research on Efficient Numerical Analysis Method for Nonlinear Resistive Circuits and on the Properties of the Solutions of the above Circuits
- Principal Investigator
  
  NISHI Tetsuo
- Project Period (FY)
  1989 – 1990
- Research Category
  
  Grant-in-Aid for General Scientific Research (C)
- Research Field
  
  電子機器工学
- Research Institution
  Kyushu University
A RANDOMNESS TEST FOR PSEUDO-RANDOM NUMBER GENERATORS AND CHAOS GENRATORSPrincipal Investigator
- Principal Investigator
  
  KOHDA Tohru
- Project Period (FY)
  1987 – 1988
- Research Category
  
  Grant-in-Aid for General Scientific Research (C)
- Research Field
  
  電子通信系統工学
- Research Institution
  KYUSYU UNIVERSITY

All 2012 2011 2010 2009 2008 2007 2006 2005 2004 2003 Other

All Journal Article Presentation Book Patent

[Book] 香田徹、蝸牛の物理的機構とそのモデル2011
- Author(s)
  森周司、香田徹
- Publisher
  コロナ社
- Data Source
  KAKENHI-PROJECT-20360174
[Book] 聴覚モデル(音響サイエンスシリーズ)2011
- Author(s)
  森周司、香田徹(編者)
- Total Pages
  248
- Publisher
  コロナ社
- Data Source
  KAKENHI-PROJECT-20360174
[Book] An Active, Reflectionless Transmission-Line Model of the Cochlea : Revisited", What Fire is in Mine Ears.Progress in Auditory Biomechanics2011
- Author(s)
  T. Kohda, T. Une and K. Aihara(分担執筆)
- Total Pages
  1403
- Publisher
  AIP Conf. Proc
- Data Source
  KAKENHI-PROJECT-20360174
[Book] 聴覚モデル(音響サイエンスシリーズ)2011
- Author(s)
  香田徹、音の高さのモデル、森周司、香田徹
- Publisher
  コロナ社
- Data Source
  KAKENHI-PROJECT-20360174
[Book] 3-dimensional i. i. d. binary random vectors governed by Jacobian elliptic space curve dynamics in Advances in Discrete Dynamical Systems2009
- Author(s)
  T. Kohda(分担執筆) S. Elaydi, K. Nishimura, M. Shishikura and N. Tose
- Publisher
  World Scientific
- Data Source
  KAKENHI-PROJECT-20360174
[Book] 非線形理論(電気情報通信レクチャーシリーズ)2009
- Author(s)
  香田徹
- Total Pages
  196
- Publisher
  コロナ社
- Data Source
  KAKENHI-PROJECT-20360174
[Book] 非線形理論電気情報通信レクチャーシリーズ2009
- Author(s)
  香田徹(著)
- Total Pages
  196
- Publisher
  コロナ社
- Data Source
  KAKENHI-PROJECT-20360174
[Book] 非線形理論 (電子情報通信レクチャーシリーズ)2009
- Author(s)
  香田徹
- Total Pages
  196
- Publisher
  コロナ社
- Data Source
  KAKENHI-PROJECT-20360174
[Book] 電気回路2008
- Author(s)
  香田徹, 吉田啓二
- Total Pages
  251
- Publisher
  朝倉書店
- Data Source
  KAKENHI-PROJECT-20360174
[Book] 電気回路2008
- Author(s)
  香田徹・吉田啓二
- Total Pages
  251
- Publisher
  朝倉書店
- Data Source
  KAKENHI-PROJECT-20360174
[Book] 電気回路2008
- Author(s)
  香田徹・吉田啓二(著)
- Total Pages
  251
- Publisher
  朝倉書店
- Data Source
  KAKENHI-PROJECT-20360174
[Journal Article] An Active, Reflectionless Transmission-Line Model of the Cochlea : Revisited2011
- Author(s)
  Tohru Kohda, Takao Une, Kazuyuki Aihara
- Journal Title
  
  What Fire is in Mine Ears : Progress in Auditory Biomechanics
  
  Volume: AIP Conf.Proc.1403 Pages: 578-583
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20360174
[Journal Article] Asynchrony, Markov, interference2011
- Author(s)
  Yutaka Jitsumatsu, Tohru Kohda
- Journal Title
  
  RIMS Kokyuroku
  
  Volume: 1742 Pages: 165-179
- Data Source
  KAKENHI-PROJECT-20360174
[Journal Article] Asynchrony, Markov, interference2011
- Author(s)
  Y. Jitsumatsu and T. Kohda
- Journal Title
  
  RIMS Kokyuroku
  
  Volume: vol.1742 Pages: 165-179
- Data Source
  KAKENHI-PROJECT-20360174
[Journal Article] Clear P-wave arrival of weak events and automatic onset determination using wavelet filter banks2010
- Author(s)
  Ali Gamal Hafez, Muhammad Tahir Abbas Khan, Tohru Kohda
- Journal Title
  
  Digital Signal Processing
  
  Volume: 20(3) Pages: 715-723
- NAID
  130005033363
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20360174
[Journal Article] Symbolic Dynamics of Beta Encoders2010
- Author(s)
  T. Kohda, Y. Fukae, and K. Aihara
- Journal Title
  
  Mathematical Engineering Technical Reports, METR
  
  Volume: 2010-14 Pages: 1-12
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20360174
[Journal Article] Clear P-wave arrival of weak events and automatic onset determination using wavelet filter banks2010
- Author(s)
  A. G. Hafez, M. T. A. Khan, and T. Kohda
- Journal Title
  
  Digital Signal Processing
  
  Volume: vol.20, no.3 Pages: 715-723
- NAID
  130005033363
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20360174
[Journal Article] Earthquake onset detection using spectro-ratio on multi-threshold time-frequency sub-band2009
- Author(s)
  A. G. Hafez, T. A. Khan, T. Kohda
- Journal Title
  
  Digital Signal Processing : A Review Journal 19-1
  
  Pages: 118-126
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20360174
[Journal Article] Earthquake onset detection using spectro-ratio on multi-threshold time-frequency sub-band2009
- Author(s)
  A.G.Hafez, T.A.Khan, T.Kohda
- Journal Title
  
  Digital Signal Processing 19-1
  
  Pages: 118-126
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20360174
[Journal Article] 3-dimensional i.i.d. binary random vectors governed by Jacobian elliptic space curve dynamics2009
- Author(s)
  Tohru Kohda
- Journal Title
  
  Advances in Discrete Dynamical Systems(Advanced Studies in Pure Mathematics), World Scientific 53-6
  
  Pages: 95-112
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20360174
[Journal Article] カオスによる信号処理-デジタル通信にアナログは活用できるか?-2009
- Author(s)
  香田徹
- Journal Title
  
  電子情報通信学会基礎・境界ソサイアテイFundamental Review vol.2, No.4
  
  Pages: 16-36
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20360174
[Journal Article] Earthquake onset detection using spectro-ratio on multi-threshold time-frequency sub-band2009
- Author(s)
  A. Hafez, T. Khan, and T. Kohda
- Journal Title
  
  Digital Signal Processing
  
  Volume: vol.19, no.1 Pages: 118-126
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20360174
[Journal Article] カオスによる信号処理--ディジタル通信に"アナログ"は活用できるか?--2009
- Author(s)
  香田徹
- Journal Title
  
  IEICE Fundamentals Review 2-4
  
  Pages: 16-36
- NAID
  130004959572
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20360174
[Journal Article] Earthquake onset detection using spectro-ratio on multi-threshold time-frequency sub-band2009
- Author(s)
  A. G. Hafez, T. A. Khan, T. Kohda
- Journal Title
  
  Digital Signal Processing : A Review Journal Vol. 19
  
  Pages: 118-126
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19300051
[Journal Article] カオスによる信号処理--ディジタル通信に“アナログ"は活用できるか? --2009
- Author(s)
  香田徹
- Journal Title
  
  IEICE Fundamentals Review 2-2
  
  Pages: 16-36
- NAID
  130004959572
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20360174
[Journal Article] Earthquake onset detection using spectro-ratio on multi-threshold time-frequency sub-band2009
- Author(s)
  Hafez, Khan, Kohda
- Journal Title
  
  Digital Signal Processing : A Review Journal Vol.19
  
  Pages: 118-126
- Data Source
  KAKENHI-PROJECT-19300051
[Journal Article] カオスによる信号処理-ディジタル通信にアナログは活用できるか?-2009
- Author(s)
  香田徹
- Journal Title
  
  IEICE Fundamentals Review
  
  Volume: vol.2, no.4 Pages: 16-36
- NAID
  130004959572
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20360174
[Journal Article] Quasi- Orthogonal Multi-Carrier CDMA2008
- Author(s)
  Y. Jitsumatsu, T. Kohda
- Journal Title
  
  Proc. of 2008 IEEE Global Communications Conf.
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20360174
[Journal Article] Low-Complexity Code Acquisition Method in DS/CDMA Communication Systems : Applicationof the Maximum Likelihood Method to Propagation Delay Estimation2008
- Author(s)
  N. Eshima, T. Kohda
- Journal Title
  
  IEICE Transactions on Communications E-91-B
  
  Pages: 1472-1479
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20360174
[Journal Article] Prolate spheroidal wave functions induce Gaussian chip waveforms2008
- Author(s)
  Y. Jitsumatsu, T. Kohda
- Journal Title
  
  Proc. of 2008 IEEE Int. Sympo. on Information Theory
  
  Pages: 1363-1367
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20360174
[Journal Article] Markov codes make Gaussian pulse superior to a raised cosine pulse2008
- Author(s)
  Y. Jitsumatsu, T. Kohda
- Journal Title
  
  Proc. 10th IEEE Int. Sympo. on Spread Spectrum Techniques and Applications
  
  Pages: 730-734
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20360174
[Journal Article] A comparison between prolate spheroidal and Gaussian FIR pulse shaping filters2008
- Author(s)
  Y. Jitsumatsu, M. Ogata, T. Kohda
- Journal Title
  
  Proc. Int. Conf. on Signals and Electronic Systems.
  
  Pages: 343-346
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20360174
[Journal Article] Solvable Three-Dimensional Rational Chaotic Map Defined by Jacobian Elliptic Functions.2007
- Author(s)
  Ono and Kohda
- Journal Title
  
  Int.Journal of Bifurcation and Chaos 17
  
  Pages: 3645-3650
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19300051
[Journal Article] Cryptanalysis of Chaos-Based EIGamal Public-Key Encryption2007
- Author(s)
  Hane and Kohda
- Journal Title
  
  Int.Journal o fBifurcation and Chaos 17
  
  Pages: 3619-3623
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19300051
[Journal Article] Statistical solution to the capacity problem in Direct-Sequence Code-Division Multiple Access Communication Systems2007
- Author(s)
  N.Eshima, T.Kohda, M.Tabata
- Journal Title
  
  IMA Journal of Mathematical Control and Information (in press)
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-15360206
[Journal Article] Gaussian Chip Shaping Enhances the Superiority of Markovian Codes in DS/CDMA Systems2006
- Author(s)
  Y.Jitsumatsu, T.Kohda
- Journal Title
  
  Proc. of 2006 IEEE Int. Sympo. on Circuits and Systems
  
  Pages: 21-24
- Data Source
  KAKENHI-PROJECT-17650065
[Journal Article] Statistical Approach to the Code Acquisition Problem in Direct-Sequence Spread-Spectrum Communication Systems2006
- Author(s)
  K.Eshima, I.Kohda
- Journal Title
  
  IMA Journal of Mathematical Control and Information Vo;.23, No.2
  
  Pages: 149-163
- Data Source
  KAKENHI-PROJECT-15360206
[Journal Article] 3-Dimensional I.I.D. Binary Random Vectors Generated by Jacobian Elliptic Rational Map2006
- Author(s)
  A.Ono, T.Kohda
- Journal Title
  
  2006年暗号と情報セキュリティシンボジウム
- Data Source
  KAKENHI-PROJECT-17650065
[Journal Article] 3-Dimensional I. I. D. Binary Random Vedtors Generated by Jacobian Elliptic Rational Map2006
- Author(s)
  A.Ono, T.Kohda
- Journal Title
  
  2006年暗号と情報セキュリティシンポジウム
- Data Source
  KAKENHI-PROJECT-15360206
[Journal Article] Gaussian Chip Waveform Together with Markovian Spreading Codes Improve BER Performance in Chip-Asynchronous CDMA Systems2006
- Author(s)
  Y.Jitsumatsu, M.T.A.Khan, T.Kohda
- Journal Title
  
  Proc. of Globecom 2006 (CD-ROM)
- Data Source
  KAKENHI-PROJECT-17650065
[Journal Article] Statistical approach to the code acquisition problem in discrete-sequence spread-spectrum communication systems2006
- Author(s)
  Nobuoki Eshima, Tohru Kohda
- Journal Title
  
  IMA Journal of Mathematical Control and Information 23
  
  Pages: 149-163
- Data Source
  KAKENHI-PROJECT-15360206
[Journal Article] Statistical Approach to the Code Acquisition Problem in Direct-Sequence Spread-Spectrum Communication Systems2006
- Author(s)
  N.Eshima, T.Kohda
- Journal Title
  
  IMA Journal of Mathematical Control and Information 23, 2
  
  Pages: 149-163
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-15360206
[Journal Article] A Lower Bound of the a Mean Squared Correlations for Band-Limited Asynchronous DS/CDMA Systems2006
- Author(s)
  Y.Jitsumatsu, T.Kohda
- Journal Title
  
  Proc. of 2006 IEEE Int. Sympo. on Information of Theory
  
  Pages: 1524-1528
- Data Source
  KAKENHI-PROJECT-15360206
[Journal Article] Gassian Chip Waveform Together with Markovian Spreading Codes Improve BER Performance in Chip-Asynchonous CDMA Systems2006
- Author(s)
  Y.Jitsumatsu, M.T.A.Khan., T.Kohda
- Journal Title
  
  Proc. of Globecom 2006 (CD-ROM)
- Data Source
  KAKENHI-PROJECT-15360206
[Journal Article] Chip-Asynchronous Version of Welch Bound : Gaussian Pulse Improves BER Performance2006
- Author(s)
  Yutaka Jitsumatsu, Tohru Kohda
- Journal Title
  
  Sequences and Their Applications - SETA 2006 4086
  
  Pages: 351-363
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-15360206
[Journal Article] Statistical Approach to th Code Acquisition Problem in Direct-Sequenc Spread-Spectrum Communication Systems2006
- Author(s)
  N.Eshima, T.Kohda
- Journal Title
  
  IMA Journal of Mathematical Control and Information 23, 2
  
  Pages: 149-163
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-15360206
[Journal Article] Statistical Approach to the Code Acquisition Problem in Direct-Sequence Spread-Spectrum Communication Systems2006
- Author(s)
  N.Eshima, T.Kohda
- Journal Title
  
  IMA Journal of Mathematical Control and Information Vol. 23,No. 2
  
  Pages: 149-163
- Data Source
  KAKENHI-PROJECT-17650065
[Journal Article] Gassian Chip Shaping Enhances the Superiority of Markovian Codes in DS/CDMA Systems2006
- Author(s)
  Y.Jitsumatsu, T.Kohda
- Journal Title
  
  Proc. of 2006 IEEE Int. Sympo. on Circuits and Systems
  
  Pages: 21-24
- Data Source
  KAKENHI-PROJECT-15360206
[Journal Article] A Lower Bound on the Mean Squared Correlations for Band-Limited Asynchronous DS/CDMA Systems2006
- Author(s)
  Y.Jitsumatsu, T.Kohda
- Journal Title
  
  Proc. of 2006 IEEE Int. Sympo. on Information Theory
  
  Pages: 1524-1528
- Data Source
  KAKENHI-PROJECT-17650065
[Journal Article] Chip-Asynchronous Version of Welch Bound : Gaussian Pulse Improves BER Performance2006
- Author(s)
  Y.Jitsumatsu, T.Kohda
- Journal Title
  
  Proc. of Int. Conf. On Sequences and Their Applications 2006
  
  Pages: 351-363
- Data Source
  KAKENHI-PROJECT-15360206
[Journal Article] Chip-Asynchronous Version of Welch Bound : Gaussian Pulse Improves BER Performance2006
- Author(s)
  Y.Jitsumatsu, T.Kohda
- Journal Title
  
  Proc. of Int. Conf. On Sequences and Their Applications 2006
  
  Pages: 351-363
- Data Source
  KAKENHI-PROJECT-17650065
[Journal Article] Chip-Asynchronous Version of Welch Bound : Gaussian Pulse Improves BER Performance,2006
- Author(s)
  Yutaka Jitsumatsu, Tohru Kohda
- Journal Title
  
  Sequences and Their Applications-SETA 2006(Springer, Berlin/Heidelberg) vol.4086
  
  Pages: 351-363
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-15360206
[Journal Article] Code Acquisition in DS/CDMA Systems by Employing a Detector Based on a posteriori Probability Calculation2005
- Author(s)
  Tahir, A.K., Eshima, N, Jitsumatsu, Y, Kohda, T
- Journal Title
  
  IEICE Transactions on Communication 88
  
  Pages: 4047-4055
- NAID
  110003222643
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-15360206
[Journal Article] analysis of Chaos-based El Gamal Pnblic-key Encryption2005
- Author(s)
  R.Hane, T.Kohda
- Journal Title
  
  Proc.of 13th Int.IEEE Workshop on Nonlinear Dynamics of Electronic Systems (ページ番号なし)
- Data Source
  KAKENHI-PROJECT-17650065
[Journal Article] Solvable 3-dimensional Rational Chaotic Map Defind by Jacobian Elliptic Functions2005
- Author(s)
  A.Ono, T.Kohda
- Journal Title
  
  Proc.of 13th Int.IEEE Workshop on Nonlinear Dynamics of Electronic Systems
- Data Source
  KAKENHI-PROJECT-16016269
[Journal Article] Design of Code-Matched Receiver for DS/CDMA Communications2005
- Author(s)
  I.Jitsumatsu, T.Kohda
- Journal Title
  
  Proc.of 2005 IEEE Int.Symp.on Circuits and Systems
  
  Pages: 884-887
- Data Source
  KAKENHI-PROJECT-17650065
[Journal Article] Code Acquisition in DS/CDMA System by Employing a Detector Based on a posteriori Probability Calculation2005
- Author(s)
  M.T.A.Khan, N.Eshima, Y.Jitsumatsu, T.Kohda
- Journal Title
  
  IEICE Trans.on Communications Vol.E88-B, No.10
  
  Pages: 4047-4055
- NAID
  110003222643
- Data Source
  KAKENHI-PROJECT-17650065
[Journal Article] Acquisition of Markovian SS Codes in Chip-Asynchronous DS/CDMA2005
- Author(s)
  Yutaka Jitsumatsu, Tohru Kohda
- Journal Title
  
  電子情報通信学会ワイドバンドシステム研究会技術研究報告 105,661
  
  Pages: 43-47
- Data Source
  KAKENHI-PROJECT-15360206
[Journal Article] Code Acquisition in DS/CDMA System by Employing a Detector Based on a posteriori Probability Calculation2005
- Author(s)
  M.T.A.Khan, N.Eshima, Y.Jitsumatsu, T.Kohda
- Journal Title
  
  IEICE Trans.on Communications Vol.E88-B, No.10
  
  Pages: 4047-4055
- NAID
  110003222643
- Data Source
  KAKENHI-PROJECT-16016269
[Journal Article] A Novel Code Acquisition Algorithm and Its Application to Markov Spreading Codes2005
- Author(s)
  T.A.Khan, Y.Jitsumatsu T.Kohda
- Journal Title
  
  Proc.of 2005 IEEE Int.Symp.on Circuits and Systems,
  
  Pages: 2056-2059
- Data Source
  KAKENHI-PROJECT-17650065
[Journal Article] Code Acquisition in DS/CDMA System by Employing a Detector Based on a posteriori Probability Calculation2005
- Author(s)
  M.T.A.Khan, N.Eshima, Y.Jitsumatsu, T.Kohda
- Journal Title
  
  IEICE Trans.on Communications Vol.E88-B, No.10
  
  Pages: 4047-4055
- NAID
  110003222643
- Data Source
  KAKENHI-PROJECT-15360206
[Journal Article] A Novel Code Acquisition Algorithm and its Application to Markov Spreading Codes2005
- Author(s)
  T.A.Khan, Y.Jitsumatsu, T.Kohda
- Journal Title
  
  Proc.of 2005 IEEE Int.Symp.on Circuits and Systems
  
  Pages: 2056-2059
- Data Source
  KAKENHI-PROJECT-16016269
[Journal Article] Maximum a posteriori Probability(MAP)Code Acquisition in Multiuser DS/CDMA Systems2005
- Author(s)
  M.T.A.Khan, N.Eshima, Y.Jitsumatsu, T.Kohda
- Journal Title
  
  Proc.of 2005 Asia-Pacific Conference on Communications
  
  Pages: 654-658
- Data Source
  KAKENHI-PROJECT-16016269
[Journal Article] Design of Code-Matched Receiver for DS/CDMA Communications2005
- Author(s)
  Y.Jitsumatsu, T.Kohda
- Journal Title
  
  Proc.of 2005 IEEE Int.Symp.on Circuits and Systems
  
  Pages: 884-887
- Data Source
  KAKENHI-PROJECT-15360206
[Journal Article] Solvable 3-dimensional Rational Chaotic Map Defind by Jacobian Elliptic Functions2005
- Author(s)
  A.Ono, T.Kohda
- Journal Title
  
  Proc.of 13th Int.IEEE Workshop on Nonlinear Dynamics of Electronic Systems (ページ番号なし)
- Data Source
  KAKENHI-PROJECT-17650065
[Journal Article] Code Acquisition in DS/CDMA Systems by Employing a Detector Based on a posteriori Probability Calculation2005
- Author(s)
  Tahir, A.K., Eshima, N, Jitsumatsu, Y, Kohda, T
- Journal Title
  
  IEICE Transactions on Communication E88-B,10
  
  Pages: 4047-4055
- NAID
  110003222643
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-15360206
[Journal Article] A Novel Code Acquisition Algorithm and its Application to Markov Spreading Codes2005
- Author(s)
  T.A.Khan, Y.Jitsumatsu, T.Kohda
- Journal Title
  
  Proc.of 2005 IEEE Int.Symp.on Circuits and Systems,
  
  Pages: 2056-2059
- Data Source
  KAKENHI-PROJECT-15360206
[Journal Article] Maximum a posteriori Probability (MAP) Code Acquisition in Multiuser DS/CDMA Systems2005
- Author(s)
  M.T.A.Khan, N.Eshima, Y.Jitsumatsu, T.Kohda
- Journal Title
  
  Proc.of 2005 Asia-Pacific Conference on Communications
  
  Pages: 654-658
- Data Source
  KAKENHI-PROJECT-17650065
[Journal Article] Maximum a posteriori Probability (MAP) Code Acquisition in Multiuser DS/CDMA Systems2005
- Author(s)
  M.T.A.Khan, N.Eshima, Y.Jitsumatsu, T.Kohda
- Journal Title
  
  Proc.of 2005 Asia-Pacific Conference on Communications
  
  Pages: 654-658
- Data Source
  KAKENHI-PROJECT-15360206
[Journal Article] Design of Code-Matched Receiver for DS/CDMA Communications2005
- Author(s)
  Y.Jitsumatsu, T.Kohda
- Journal Title
  
  Proc.of 2005 IEEE Int.Symp.on Circuits and Systems
  
  Pages: 884-887
- Data Source
  KAKENHI-PROJECT-16016269
[Journal Article] Cryptanalysis of Chaos-based El Gamal Public-key Encryption2005
- Author(s)
  R.Hane, T.Kohda
- Journal Title
  
  Proc.of 13th Int.IEEE Workshop on Nonlinear Dynamics of Electronic Systems
- Data Source
  KAKENHI-PROJECT-16016269
[Journal Article] Reduction of MAI in Asynchronous DS/CDMA Systems Using Post-Filter,2004
- Author(s)
  Y.Jitsumatsu, T.A.Khan, T.Kohda
- Journal Title
  
  IEICE Trans. on Fundamentals E87-A, no.9
  
  Pages: 2301-2307
- NAID
  110003213176
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-15360206
[Journal Article] Statistical Properties of Chaotic Sequences Generated by Jacobian Elliptic Chebyshev Rational Maps2004
- Author(s)
  Tohru Kohda
- Journal Title
  
  Proc.of 2004 IEEE Int.Symp.on Circuits and Systems
- Data Source
  KAKENHI-PROJECT-15360206
[Journal Article] Reduction of MAI in Asynchronous DS/CDMA Systems Using Post-Filter2004
- Author(s)
  Y.Jitsumatsu, T.A.Khan, T.Kohda
- Journal Title
  
  IEICE Trans. on Fundamentals E87-A, 9
  
  Pages: 2301-2307
- NAID
  110003213176
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-15360206
[Journal Article] Statistical Properties of Chaotic Sequences Generated by Jacobian Elliptic Chebyshev Rational Maps2004
- Author(s)
  Tohru Kohda
- Journal Title
  
  Proc.of 2004 IEEE Int.Symp.on Circuits and Systems
- Data Source
  KAKENHI-PROJECT-16016269
[Journal Article] Pursley's aperiodic cross-correlation functions revisited2003
- Author(s)
  T.Kohda, H.Fujisaki
- Journal Title
  
  IEEE Transactions on Circuits and Systems I-Fundamental Theory and Applications 50, 6
  
  Pages: 800-805
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-15360206
[Journal Article] Pursley's aperiodic cross-correlation functions revisited,2003
- Author(s)
  T.Kohda, H.Fujisaki
- Journal Title
  
  IEEE Transactions on Circuits and Systems I-Fundamental Theory and Applications 50(6)
  
  Pages: 800-805
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-15360206
[Journal Article] Statistical solution to the capacity problem in Direct-Sequence Code-Division Multiple Access Communication Systems
- Author(s)
  N.Eshima, T.Kohda, M.Tabata
- Journal Title
  
  IMA Journal of Mathematical Control and Information (published in Advance Access).
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-15360206
[Patent] 信号変換器、パラメータ決定装置、パラメータ決定方法、プログラム及び記録媒体2012
- Inventor(s)
  弘中聖士、香田徹、合原一幸
- Industrial Property Rights Holder
  科学技術振興機構、九州大学
- Industrial Property Number
  2010-526680
- Acquisition Date
  2012-01-13
- Data Source
  KAKENHI-PROJECT-20360174
[Patent] 拡散装置、通信装置、送信装置、通信方法及びプログラム2011
- Inventor(s)
  香田徹、實松豊、合原一幸
- Industrial Property Rights Holder
  香田徹、實松豊、合原一幸
- Filing Date
  2011-05-10
- Overseas
- Data Source
  KAKENHI-PROJECT-20360174
[Patent] 拡散装置、通信装置、送信装置、通信方法及びプログラム2011
- Inventor(s)
  香田徹、實松豊、合原一幸
- Industrial Property Rights Holder
  香田徹、實松豊、合原一幸
- Industrial Property Number
  2011-105717
- Filing Date
  2011-05-10
- Data Source
  KAKENHI-PROJECT-20360174
[Patent] 同定装置及び同定方法2010
- Inventor(s)
  香田徹、荻原幸之助
- Industrial Property Rights Holder
  香田徹、荻原幸之助
- Filing Date
  2010-02-24
- Data Source
  KAKENHI-PROJECT-20360174
[Patent] 信号変換器、パラメータ決定方法、プログラム及び記憶装置2010
- Inventor(s)
  弘中聖士, 香田徹, 合原一幸
- Industrial Property Rights Holder
  九州大学・JST
- Acquisition Date
  2010-03-04
- Overseas
- Data Source
  KAKENHI-PROJECT-20360174
[Patent] スケール付β写像に基づくA/D変換器離散時間積分器による実現法2010
- Inventor(s)
  堀尾喜彦、神野健哉、香田徹、合原一幸
- Industrial Property Rights Holder
  堀尾喜彦、神野健哉、香田徹、合原一幸
- Filing Date
  2010-04-01
- Data Source
  KAKENHI-PROJECT-20360174
[Patent] 同定装置及び同定方法2010
- Inventor(s)
  香田徹, 荻原幸之助
- Industrial Property Rights Holder
  九州大学
- Industrial Property Number
  2010-038757
- Filing Date
  2010-02-24
- Data Source
  KAKENHI-PROJECT-20360174
[Patent] 変換器、変換方法、プログラム、及び記憶装置2010
- Inventor(s)
  香田徹, 弘中聖士, 合原一幸
- Industrial Property Rights Holder
  九州大学・JST
- Acquisition Date
  2010-03-31
- Data Source
  KAKENHI-PROJECT-20360174
[Patent] 変換器、変換方法、プログラム、及び記憶装置2010
- Inventor(s)
  弘中聖士, 香田徹, 合原一幸
- Industrial Property Rights Holder
  九州大学・JST
- Acquisition Date
  2010-03-31
- Overseas
- Data Source
  KAKENHI-PROJECT-20360174
[Patent] 変換器、変換方法、プログラム、及び記録媒体2008
- Inventor(s)
  弘中聖士、香田徹、合原一幸
- Industrial Property Rights Holder
  弘中聖士、香田徹、合原一幸
- Filing Date
  2008-07-17
- Data Source
  KAKENHI-PROJECT-20360174
[Patent] 変換器、変換方法、プログラム、及び、記録媒体2008
- Inventor(s)
  香田徹, 弘中聖士, 合原一幸
- Industrial Property Rights Holder
  科学技術振興機構, 九州大学
- Filing Date
  2008-07-20
- Overseas
- Data Source
  KAKENHI-PROJECT-20360174
[Presentation] 2D Markovian SS codes flatten time-frequency distribution of signals in asynchronous Gabor division CDMA systems2011
- Author(s)
  Tohru Kohda, Yutaka Jitsumatsu, Kazuyuki Aihara
- Organizer
  2011 IEEE International Conference on Acoustics, Speech, and Signal Processing
- Place of Presentation
  Prague, Czech Republic
- Year and Date
  2011-05-24
- Data Source
  KAKENHI-PROJECT-20360174
[Presentation] 空間ゆらぎのある連想記憶におけるS/N解析2011
- Author(s)
  前島直斗、實松豊、永田賢二、岡田真人、香田徹
- Organizer
  第34回情報理論とその応用シンポジウム
- Place of Presentation
  岩手県岩手郡雫石町
- Year and Date
  2011-11-30
- Data Source
  KAKENHI-PROJECT-20360174
[Presentation] Markovian SS codes flatten the spectrum of UWB Gaussian pulse2011
- Author(s)
  T. Kohda, Y. Jitsumatsu, and K. Aihara
- Organizer
  pulse,"in 2011 IEEE Int. pulse,"in 2011 IEEE Int.
- Place of Presentation
  on Ultrawide band
- Data Source
  KAKENHI-PROJECT-20360174
[Presentation] Aihara,"Binary sequences using chaotic dynamics and their applications to communications2011
- Author(s)
  T. Kohda and K. Aihara
- Organizer
  IUTAM Symposium on 50 Years of Chaos
- Place of Presentation
  Applied and Theoretical, Nov-Dec
- Data Source
  KAKENHI-PROJECT-20360174
[Presentation] 時間・周波数のずれを許容するMC-CDMAの性能評価2011
- Author(s)
  鍬崎辰馬, 香田徹, 實松豊
- Organizer
  電子情報通信学会情報理論研究会
- Place of Presentation
  大阪府吹田市
- Year and Date
  2011-03-04
- Data Source
  KAKENHI-PROJECT-20360174
[Presentation] 2D Markovian SS codes flatten time-frequency distribution of signals in asynchronous Gabor division CDMA systems2011
- Author(s)
  T. Kohda, Y. Jitsumatsu, and K. Aihara
- Organizer
  in 2011 IEEE International Conference on Acoustics, Speech, and Signal Processing, May
- Place of Presentation
  Prague, Czech Republic
- Data Source
  KAKENHI-PROJECT-20360174
[Presentation] β-expansion's attractors observed in A/D converters2011
- Author(s)
  Tohru Kohda, Yoshihiko Horio, Kazuyuki Aihara
- Organizer
  IUTAM Symposium on 50 Years of Chaos : Applied and Theoretical
- Place of Presentation
  Kyoto, Japan
- Year and Date
  2011-12-01
- Data Source
  KAKENHI-PROJECT-20360174
[Presentation] Frequency division(FD)-based CDMA system2011
- Author(s)
  Tohru Kohda, Yutaka Jitsumatsu, Kazuyuki Aihara
- Organizer
  The 1^<st> International Symposium on Innovative Mathematical Modelling
- Place of Presentation
  Tokyo, Japan
- Data Source
  KAKENHI-PROJECT-20360174
[Presentation] "Frequency estimator using method2011
- Author(s)
  T. Kohda, K. Ogiwara, T. Khan, and K. Aihara
- Organizer
  in Proc. of 2010 Int. Sympo. on Spread Spectrum Techniques and Applications
- Place of Presentation
  Taichung, Taiwan
- Data Source
  KAKENHI-PROJECT-20360174
[Presentation] 2D Markovian SS codes flatten Time-frequency distribution of signals in asynchronous Gabor division CDMA systems2011
- Author(s)
  Kohda, Jitsumatsu, Aihara
- Organizer
  2011 IEEE International Conference on Acoustics, Speech,and Signal Processing
- Place of Presentation
  プラハ,チェコ
- Data Source
  KAKENHI-PROJECT-20360174
[Presentation] An Active Reflectionless Intergrable Transmission-Line Model of the Cochlea : Revisited2011
- Author(s)
  Kohda, Une, Aihara
- Organizer
  Mechanics of Hearing 2011
- Place of Presentation
  Williamstown, Massachusetts
- Data Source
  KAKENHI-PROJECT-20360174
[Presentation] 非同期CDMAにおけるユーザ間干渉の最適化とカオスに基づく拡散符号2011
- Author(s)
  前田直哉、實松豊、香田徹
- Organizer
  電子情報通信学会非線形問題研究会
- Place of Presentation
  宮古島市
- Year and Date
  2011-11-09
- Data Source
  KAKENHI-PROJECT-20360174
[Presentation] Frequency Estimator Using Newton's Method2011
- Author(s)
  Tohru Kohda, Tahir Khan, Kazuyuki Aihara
- Organizer
  The 1^<st> International Symposium on Innovative Mathematical Modelling
- Place of Presentation
  Tokyo, Japan
- Data Source
  KAKENHI-PROJECT-20360174
[Presentation] Binary sequences using chaotic dynamics and their applications to communications2011
- Author(s)
  Tohru Kohda, Kazuyuki Aihara
- Organizer
  IUTAM Symposium on 50 Years of Chaos : Applied and Theoretical
- Place of Presentation
  Kyoto, Japan
- Year and Date
  2011-12-01
- Data Source
  KAKENHI-PROJECT-20360174
[Presentation] Markovian SS codes flatten the spectrum of UWB Gaussian pulse2011
- Author(s)
  Tohru Kohda, Yutaka Jitsumatsu, Kazuyuki Aihara
- Organizer
  2011 IEEE International Conference on Ultra-Wideband
- Place of Presentation
  Bologna, Italy
- Year and Date
  2011-09-14
- Data Source
  KAKENHI-PROJECT-20360174
[Presentation] β-expansion' s attractors observed in A/D converters2011
- Author(s)
  T. Kohda, Y. Horio, and K. Aihara
- Organizer
  IUTAM Symposium on 50 Years of Chaos : Applied and Theoretical, Nov-Dec
- Place of Presentation
  Kyoto, Japan
- Data Source
  KAKENHI-PROJECT-20360174
[Presentation] 揺らぎのあるニューラルネットワークにおける連想記憶2010
- Author(s)
  前島直斗、實松豊、香田徹
- Organizer
  第33回情報理論とその応用シンポジウム
- Place of Presentation
  長野県長野市
- Year and Date
  2010-11-30
- Data Source
  KAKENHI-PROJECT-19300051
[Presentation] 揺らぎのあるニューラルネットワークにおける連想記憶2010
- Author(s)
  前島、實松、香田
- Organizer
  第33回情報理論とその応用シンポジウム
- Place of Presentation
  長野県
- Data Source
  KAKENHI-PROJECT-19300051
[Presentation] パイプライン型A/D変換とその誤差に関する考察2010
- Author(s)
  香田徹, 緒方正虎
- Organizer
  電子情報通信学会情報理論研究会
- Place of Presentation
  長野県
- Data Source
  KAKENHI-PROJECT-20360174
[Presentation] Is Markov Code Superior to i.i.d.in Communication Systems?2010
- Author(s)
  Tohru Kohda, Yutaka Jitsumatsu, Kazuyuki Aihara
- Organizer
  2010 International Conference on Nonlinear Theory and Its Applications(NOLTA2010)
- Place of Presentation
  Krakow, Poland
- Data Source
  KAKENHI-PROJECT-20360174
[Presentation] Frequency division (FD)-based CDMA system which permits frequency offset2010
- Author(s)
  Tohru Kohda, Yutaka Jitsumatsu, Kenjiro Fujino, Kazuyuki Aihara
- Organizer
  2010 Int.Sympo.on Spread Spectrum Techniques and Applications
- Place of Presentation
  Taichung, Taiwan
- Year and Date
  2010-10-18
- Data Source
  KAKENHI-PROJECT-20360174
[Presentation] パイプライン型A/D変換器とその誤差に関する考察2010
- Author(s)
  香田徹,緒方正虎
- Organizer
  電子情報通信学会情報理論研究会
- Place of Presentation
  長野市
- Data Source
  KAKENHI-PROJECT-20360174
[Presentation] β展開を用いたAD/DA変換の量子化誤差2010
- Author(s)
  香田徹, 深江脩紀
- Organizer
  電子情報通信学会情報理論研究会
- Place of Presentation
  長野県
- Data Source
  KAKENHI-PROJECT-20360174
[Presentation] 内有毛細胞の機能を考慮した一次聴神経発火の確率モデル2010
- Author(s)
  湖山洋平, 香田徹, 森周司,
- Organizer
  日本音響学会聴覚研究会資料
- Place of Presentation
  沖縄県
- Data Source
  KAKENHI-PROJECT-20360174
[Presentation] Frequency division FD-based CDMA system which permits frequency offset2010
- Author(s)
  T. Kohda, Y. Jitsumatsu, K. Fujino, and K. Aihara
- Organizer
  in Proc. of 2010 Int. Sympo. on Spread Spectrum Techniques and Applications
- Place of Presentation
  Taichung, Taiwan
- Data Source
  KAKENHI-PROJECT-20360174
[Presentation] 到来波の周波数同定と位相同定に関する一考察2010
- Author(s)
  香田徹, 荻原幸之助
- Organizer
  電子情報通信学会情報理論研究会
- Place of Presentation
  長野県
- Data Source
  KAKENHI-PROJECT-20360174
[Presentation] β展開を用いたAD/DA変換器の量子化誤差2010
- Author(s)
  香田徹,深江脩紀
- Organizer
  電子情報通信学会情報理論研究会
- Place of Presentation
  長野市
- Data Source
  KAKENHI-PROJECT-20360174
[Presentation] A Cochlear Active Transmission-Line Model without Wave Reflection2010
- Author(s)
  Tohru Kohda, Takao Une, Kazuyuki Aihara
- Organizer
  18^<th> IEEE Workshop on Nonlinear Dynamics of Electronic Systems (NDES2010)
- Place of Presentation
  Dresden, Germany
- Data Source
  KAKENHI-PROJECT-20360174
[Presentation] 到来波の周波数同定と位相同定に関する一考察2010
- Author(s)
  香田徹,荻原幸之助
- Organizer
  電子情報通信学会情報理論研究会
- Place of Presentation
  長野市
- Data Source
  KAKENHI-PROJECT-20360174
[Presentation] A cochlear active transmission-line model without wave reflection2010
- Author(s)
  T. Kohda, T. Une, and K. Aihara
- Organizer
  reflection,"in Proc. of 18th Workshop of Nonlinear Dynamics of Electronic Systems
- Place of Presentation
  Dresden, Germany
- Data Source
  KAKENHI-PROJECT-20360174
[Presentation] β展開を用いたAD/DA変換の量子化誤差2010
- Author(s)
  香田, 深江
- Organizer
  電子情報通信学会情報理論研究会
- Place of Presentation
  長野県長野市
- Data Source
  KAKENHI-PROJECT-19300051
[Presentation] Circuit Implementation of an A/D Converter Based on the Scale-Adjusted β-Map Using a Discrete-Time Integrator2010
- Author(s)
  Yoshihiko Horio, Kenya Jin'no, Tohru Kohda, Kazuyuki Aihara
- Organizer
  18^<th> IEEE Workshop on Nonlinear Dynamics of Electronic Systems (NDES2010)
- Place of Presentation
  Dresden, Germany
- Data Source
  KAKENHI-PROJECT-20360174
[Presentation] 非同期CDMA通信における遅れ時間がユーザ間干渉に与える影響2010
- Author(s)
  前田尚哉, 實松豊, 香田徹
- Organizer
  電子情報通信学会回路とシステム研究会
- Place of Presentation
  熊本市
- Year and Date
  2010-12-02
- Data Source
  KAKENHI-PROJECT-20360174
[Presentation] FD-based CDMAにおけるMAIの分散の評価2010
- Author(s)
  香田徹, 實松豊, 藤野健治郎, 合原一幸
- Organizer
  第33回情報理論とその応用シンポジウム(SITA2010)
- Place of Presentation
  長野市
- Year and Date
  2010-12-02
- Data Source
  KAKENHI-PROJECT-20360174
[Presentation] Is Markov code superior to i.i.d.in communication systems?2010
- Author(s)
  Tohru Kohda, Yutaka Jitsumatsu
- Organizer
  International Symposium on Information Theory and its Applications 2010
- Place of Presentation
  Taichung, Taiwan
- Year and Date
  2010-10-17
- Data Source
  KAKENHI-PROJECT-19300051
[Presentation] 蝸牛の伝送線路モデル-再論2009
- Author(s)
  香田徹,畝孝雄
- Organizer
  聴覚研究会
- Place of Presentation
  熊本市
- Data Source
  KAKENHI-PROJECT-20360174
[Presentation] 算術符号、カオス、ベータ変換2009
- Author(s)
  香田徹,
- Organizer
  情報とダイナミクスIII研究集会
- Place of Presentation
  福岡県
- Data Source
  KAKENHI-PROJECT-20360174
[Presentation] 蝸牛の無反射能動分布定数回路モデル2009
- Author(s)
  香田徹,
- Organizer
  聴覚機能とシミュレーション第12回定例シンポジウム
- Place of Presentation
  大阪府
- Data Source
  KAKENHI-PROJECT-20360174
[Presentation] "蝸牛の無反射能動分布定数回路モデル2009
- Author(s)
  香田徹
- Organizer
  聴覚機能とシミュレーション第11回定例シンポジウム
- Data Source
  KAKENHI-PROJECT-20360174
[Presentation] A low-power implementation of arctangent function for communication applications using FPGA2009
- Author(s)
  M.Saber, Y.Jitsumatsu, T.Kohda
- Organizer
  4th Int. Workshop on Signal Design and Its Applications in Communications(IWSDA'09)
- Place of Presentation
  Fukuoka
- Data Source
  KAKENHI-PROJECT-20360174
[Presentation] 蝸牛の伝送線路モデル--再論2009
- Author(s)
  香田徹、畝孝雄
- Organizer
  聴覚研究会資料
- Place of Presentation
  熊本県
- Data Source
  KAKENHI-PROJECT-20360174
[Presentation] Quasi-orthogonal multi-carrier CDMA2008
- Author(s)
  Y. Jitsumatsu, T. Kohda
- Organizer
  in Proc. IEEE Globecom
- Place of Presentation
  Orleans, USA
- Data Source
  KAKENHI-PROJECT-20360174
[Presentation] Quasi-Orthogonal Multi-Carrier CDMA2008
- Author(s)
  Y. Jitsumatsu T. Kohda
- Organizer
  2008 IEEE Global Communications Conf.
- Place of Presentation
  LA, USA
- Data Source
  KAKENHI-PROJECT-19300051
[Presentation] Markov codes make Gaussian pulse superior to a raised cosine pulse2008
- Author(s)
  Y. Jitsumatsu, T. Kohda
- Organizer
  in Proc. 10th IEEE Int. Symp. Spread Spectrum Techniques and Applications
- Place of Presentation
  Bologna, Italy
- Data Source
  KAKENHI-PROJECT-20360174
[Presentation] Prolate spheroidal wave functions induce Gaussian chip waveforms2008
- Author(s)
  Y. Jitsumatsu and T. Kohda
- Organizer
  waveforms,"in Proc. of 2008 IEEE Int. Symp. Inform. Theory(ISIT)
- Place of Presentation
  Toront, Canada
- Data Source
  KAKENHI-PROJECT-20360174

1. OOHAMA Yasusada (20243892)

# of Collaborated Projects: 13 results

# of Collaborated Products: 0 results
2. JITSUMATSU Yutaka (60336063)

# of Collaborated Projects: 12 results

# of Collaborated Products: 0 results
3. NISHI Tetsuo (40037908)

# of Collaborated Projects: 8 results

# of Collaborated Products: 0 results
4. KOGA Tosiro (00037706)

# of Collaborated Projects: 6 results

# of Collaborated Products: 0 results
5. SUHARA Yoshiro (80187799)

# of Collaborated Projects: 4 results

# of Collaborated Products: 0 results
6. FUJISAKI Hiroshi (80304757)

# of Collaborated Projects: 4 results

# of Collaborated Products: 0 results
7. MOTOISHI Kohji (00038118)

# of Collaborated Projects: 4 results

# of Collaborated Products: 0 results
8. TSUNEDA Koichi (60264066)

# of Collaborated Projects: 3 results

# of Collaborated Products: 0 results
9. KAWANE Yuji (30214662)

# of Collaborated Projects: 3 results

# of Collaborated Products: 0 results
10. TAKAHASHI Norikazu (60284551)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
11. KOHAMA Teruhiko (00225476)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
12. NINOMIYA Tamotsu (10037939)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
13. KASHIWAGI Masahide (00257247)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
14. SUGITA Hiroshi (50192125)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
15. TAKEUCHI Junichi (80432871)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
16. OGATA Masato (90325548)

# of Collaborated Projects: 1 results

# of Collaborated Products: 3 results
17. MIYAZAKI Akio (70192763)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
18. HIGASHI Tohru (80165076)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
19. HARADA Koosuke (90037705)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
20. TSUNEDA Akio (40274493)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
21. MURAO Kenji (00040973)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
22. URAHAMA Kiichi (10150492)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
23. 川端勉 (50152997)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
24. 川喜田雅則 (90435496)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
25. 實末豊

# of Collaborated Projects: 0 results

# of Collaborated Products: 55 results

TOHRU Kohda 香田 徹

Research Projects

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Co-Researchers

Code design based on dynamical systems theory and its application to digital communicationsPrincipal Investigator

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カオスに基づく擬似乱数を用いたスペクトラム拡散電子透かしシステムPrincipal Investigator

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カオスに基づいたi.i.d.2値系列によるストリーム暗号システムPrincipal Investigator

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カオスに基づいたi.i.d.2値系列によるストリーム暗号システムPrincipal Investigator

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Asynchronous DS/CDMA systems employing spreading codes generated by chaos maps with MarkovityPrincipal Investigator

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カオスに基づいたi.i.d.2値系列によるストリーム暗号システムPrincipal Investigator

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カオスに基づいたi.i.d.2値系列によるストリーム暗号システムPrincipal Investigator

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スペクトル拡散方式を利用した画像伝送時における電子透かしPrincipal Investigator

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Digital chaos cipher systemPrincipal Investigator

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On an identification algorithm of transition probabilities and eigenvalues of transition matrixPrincipal Investigator

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Stream Cipher System Based on Chaotic Binary SequencesPrincipal Investigator

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TOHRU Kohda 香田徹