A study on performance evaluation and design scheme for communication systems with turbo codes

2008 Fiscal Year Final Research Report

• Project/Area Number: 18760289
• Research Category: Grant-in-Aid for Young Scientists (B)
• Allocation Type: Single-year Grants
• Research Field: Communication/Network engineering
• Research Institution: Tohoku Gakuin University (2007-2008); Suzuka National College of Technology (2006)
• Principal Investigator: YOSHIKAWA Hideki Tohoku Gakuin University, 工学部, 准教授 (60259885)
• Project Period (FY): 2006 – 2008
• Keywords: 情報通信工学 / 移動体通信

Research Abstract

通信路の状態が劣悪な環境においては、通信システムに畳込み符号を適用した誤り性能改善効果について理論的には明らかにされていない.本研究では、まず、ターボ符号の復号に用いられるMax-log-MAP復号法を用いた畳込み符号の誤り率の厳密解析を行った.次に、畳込み符号を並列連接するターボ符号の誤り性能評価を行うために、畳込み符号の重み分布の一般式を導出し、ターボ符号のインターリーバに依存しない形の誤り性能解析結果を示した.

Research Products

• [Journal Article] On the weight distribution of recursive systematic convolutional codes (2008)
  • Author(s): Hideki Yoshikawa
  • Journal Title: Proceedings of ISITA2008 Pages: 1384-1388
  • Peer Reviewed
• [Journal Article] Theoretical analysis of bit error probability for 4-state convolutional code with Max-log-MAP decoding (2008)
  • Author(s): Hideki Yoshikawa
  • Journal Title: IEICE Transactions on Fundamentals E91-A, no.10 Pages: 2887-2890
  • Peer Reviewed
• [Journal Article] On the input-output weight distribution of serial concatenated convolutional codes (2007)
  • Author(s): Hideki Yoshikawa
  • Journal Title: Proceedings of ICICS2007 P0800(CDROM)
  • Peer Reviewed
• [Journal Article] Theoretical analysis of bit error probability for Max-log-MAP decoding (2007)
  • Author(s): Hideki Yoshikawa
  • Journal Title: IEEE Transactions on Information Theory vol.53, no.5 Pages: 1935-1939
  • Peer Reviewed
• [Journal Article] Theoretical analysis of bit error probability for convolutional code with Max-log-MAP decoding (2006)
  • Author(s): Hideki Yoshikawa
  • Journal Title: Proceedings of ISITA2006 Pages: 119-123
  • Peer Reviewed
• [Presentation] On the weight distribution of recursive systematic convolutional codes (2008)
  • Author(s): Hideki Yoshikawa
  • Organizer: 2008 International symposium on Information Theory and its Applications (ISITA2008)
  • Place of Presentation: Auckland, New Zealand
  • Year and Date: 2008-12-10
• [Presentation] 非線形差分方程式を用いた畳込み符号の重み分布の解析 (2008)
  • Author(s): 吉川英機
  • Organizer: 電子情報通信学会非線形問題研究会
  • Place of Presentation: 神戸大学
  • Year and Date: 2008-03-27
• [Presentation] On the input-output weight distribution of serial concatenated convolutionalcodes (2007)
  • Author(s): Hideki Yoshikawa
  • Organizer: 6th International Conference on Information
  • Place of Presentation: Communication and Signal Processing, Singapore
  • Year and Date: 2007-12-11
• [Presentation] フェージング通信路における並列連接符号の誤り上階に関する一報告 (2006)
  • Author(s): 吉川英機
  • Organizer: 第29回情報理論とその応用シンポジウム
  • Place of Presentation: 函館
  • Year and Date: 2006-11-30
• [Presentation] Theoretical analysis of bit error probability for convolutional code with Max-log-MAP decoding (2006)
  • Author(s): Hideki Yoshika
  • Organizer: 2006 International symposium on Information Theory and its Applications (ISITA2006)
  • Place of Presentation: Seoul, Korea
  • Year and Date: 2006-11-01
• [Presentation] 再帰的畳込み符号の入出力重み分布について (2006)
  • Author(s): 吉川英機
  • Organizer: 電子情報通信学会情報理論研究会
  • Place of Presentation: 東京大学
  • Year and Date: 2006-07-28