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Studies on Feedback Path Identification and Adaptive Filter Algorithms Based on Information Quantity

Research Project

Project/Area Number 19560381
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Communication/Network engineering
Research InstitutionKyoto University

Principal Investigator

SAKAI Hideaki  Kyoto University, 大学院・情報学研究科, 教授 (70093862)

Co-Investigator(Kenkyū-buntansha) HAYASHI Kazunori  京都大学, 大学院・情報学研究科, 助教 (50346102)
Research Collaborator JUN Mei Yang  京都大学, 大学院・情報学研究科, 博士後期課程学生(2008年9月まで), 現在, 華南理工大学講師
Project Period (FY) 2007 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥4,420,000 (Direct Cost: ¥3,400,000、Indirect Cost: ¥1,020,000)
Fiscal Year 2008: ¥2,210,000 (Direct Cost: ¥1,700,000、Indirect Cost: ¥510,000)
Fiscal Year 2007: ¥2,210,000 (Direct Cost: ¥1,700,000、Indirect Cost: ¥510,000)
Keywords回り込みキャンセラ / 適応フィルタ / ノッチ特性 / Kullback-Leibler情報量 / エコーキャンセラ / 独立成分分析 / ロバスト推定 / 拘束条件付きLMSアルゴリズム / 推定誤差共分散行列 / 拘束条件付きLMS / Pisarenko法 / 相互情報量 / スコア関数
Research Abstract

補聴器や同一周波数での同時送受信法においては回り込み経路を推定し, この影響をキャンセルする必要がある. 前者に対しては入力信号を正弦波の和でモデル化しそれを遮断する適応ノッチフィルタを用いる手法を, 後者に対してはアンテナアレーを用いる手法を開発した. また, 独立成分分析を用いたシステム同定のための新しいロバスト適応アルゴリズムを導出し, その際, 現れたスケールパラメータの意味を明確にするとともに伝達関数の推定誤差をかなり低減できることを示した.

Report

(3 results)
  • 2008 Annual Research Report   Final Research Report ( PDF )
  • 2007 Annual Research Report
  • Research Products

    (12 results)

All 2009 2008 2007

All Journal Article (5 results) (of which Peer Reviewed: 4 results) Presentation (7 results)

  • [Journal Article] 独立成分分析に基づく適応フィルタ2009

    • Author(s)
      酒井英昭
    • Journal Title

      システム/制御/情報 53巻

      Pages: 172-177

    • Related Report
      2008 Final Research Report
  • [Journal Article] A Robust ICA-Based Adaptive Filter Algorithm for System Identification2008

    • Author(s)
      Jun-Mei Yang, Hideaki Sakai
    • Journal Title

      IEEE Trans. on Circuits and Systems-II vol. 55

      Pages: 1259-1263

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] A Robust ICA-Based Adaptive Filter Algorithm for System Identification2008

    • Author(s)
      Jun-Mei Yang, Hideaki Sakai
    • Journal Title

      IEEE Trans on Circuits and Systems-II 55

      Pages: 1259-1263

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] A New Adaptive Filter Algorithm for System Identification Using Independent Component Analysis2007

    • Author(s)
      Jun-Mei Yang, Hideaki Sakai
    • Journal Title

      IEICE Trans. Fundamentals vol. E90-A

      Pages: 549-1554

    • NAID

      130006981272

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] A New Adaptive Filter Algorithm for System Identification Using Independent Component Analysis2007

    • Author(s)
      Jun-Mei Yang, Hideaki Sakai
    • Journal Title

      IEICE Trans. Fundamentals E90-A

      Pages: 1549-1554

    • NAID

      130006981272

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Presentation] Recent Topics in Adaptive Filtering (invited paper)2008

    • Author(s)
      Hideaki Sakai
    • Organizer
      IEEE TENCON 2008
    • Place of Presentation
      Hyderabad, India
    • Year and Date
      2008-11-19
    • Related Report
      2008 Final Research Report
  • [Presentation] Recent Topics in Adaptive Filtering2008

    • Author(s)
      Hideaki Sakai
    • Organizer
      IEEE TENCON 2008
    • Place of Presentation
      Hyderabad, India
    • Year and Date
      2008-11-19
    • Related Report
      2008 Annual Research Report
  • [Presentation] An ICA-Based Adaptive Filter Algorithm for System Identification Using a State Space Approach2008

    • Author(s)
      Jun-Mei Yang, Hideaki Sakai
    • Organizer
      9^<th> International Conference on Signal Processing
    • Place of Presentation
      Beijing, China
    • Year and Date
      2008-10-26
    • Related Report
      2008 Final Research Report
  • [Presentation] 正弦波信号に対する適応回り込みキャンセラシステムとその解析2008

    • Author(s)
      酒井英昭, 福園隼人
    • Organizer
      電子情報通信学会信号処理研究会
    • Place of Presentation
      北海道大学
    • Year and Date
      2008-06-26
    • Related Report
      2008 Final Research Report
  • [Presentation] A Robust ICA-Based Adaptive Filter Algorithm for System Identification2008

    • Author(s)
      Jun-Mei Yang, Hideaki Sakai
    • Organizer
      電子情報通信学会2008年総合大会信号処理研究専門委員会シンポジウム"ICAを超える"
    • Place of Presentation
      北九州市立大学
    • Year and Date
      2008-03-20
    • Related Report
      2008 Final Research Report
  • [Presentation] Analysis of an Adaptive Algorithm for Feedback Cancellation in Hearing Aids for Sinusoidal Signals2007

    • Author(s)
      Hideaki Sakai
    • Organizer
      2007 European Conference on Circuit Theory and Design
    • Place of Presentation
      Sevilla, Spain
    • Year and Date
      2007-08-28
    • Related Report
      2008 Final Research Report
  • [Presentation] Analysis of an Adaptive Algorithm for Feedback Cancellation in Hearing Aids for Sinusoidal Signals2007

    • Author(s)
      Hideaki Sakai
    • Organizer
      2007 European Conference on Circuit Theory and Design
    • Place of Presentation
      セビリア
    • Year and Date
      2007-08-28
    • Related Report
      2007 Annual Research Report

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Published: 2007-04-01   Modified: 2016-04-21  

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