ATE358356T1 - Turbo-dekodierung mit iterativer schätzung von kanalparametern - Google Patents

Turbo-dekodierung mit iterativer schätzung von kanalparametern

Info

Publication number
ATE358356T1
ATE358356T1 AT03786426T AT03786426T ATE358356T1 AT E358356 T1 ATE358356 T1 AT E358356T1 AT 03786426 T AT03786426 T AT 03786426T AT 03786426 T AT03786426 T AT 03786426T AT E358356 T1 ATE358356 T1 AT E358356T1
Authority
AT
Austria
Prior art keywords
demultiplexed
channel parameters
turbo decoding
input data
iterative estimation
Prior art date
Application number
AT03786426T
Other languages
English (en)
Inventor
Dignus-Jan Moelker
Jan Stemerdink
Original Assignee
Ericsson Telefon Ab L M
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Application granted granted Critical
Publication of ATE358356T1 publication Critical patent/ATE358356T1/de

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
    • H03M13/29—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes combining two or more codes or code structures, e.g. product codes, generalised product codes, concatenated codes, inner and outer codes
    • H03M13/2957—Turbo codes and decoding
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
    • H03M13/61—Aspects and characteristics of methods and arrangements for error correction or error detection, not provided for otherwise
    • H03M13/612—Aspects specific to channel or signal-to-noise ratio estimation
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
    • H03M13/63—Joint error correction and other techniques
    • H03M13/6337—Error control coding in combination with channel estimation
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
    • H03M13/65—Purpose and implementation aspects
    • H03M13/6577—Representation or format of variables, register sizes or word-lengths and quantization
    • H03M13/658—Scaling by multiplication or division
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0045—Arrangements at the receiver end
    • H04L1/0047—Decoding adapted to other signal detection operation
    • H04L1/005—Iterative decoding, including iteration between signal detection and decoding operation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0045—Arrangements at the receiver end
    • H04L1/0055—MAP-decoding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/0064—Concatenated codes
    • H04L1/0066—Parallel concatenated codes

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Error Detection And Correction (AREA)
AT03786426T 2003-12-23 2003-12-23 Turbo-dekodierung mit iterativer schätzung von kanalparametern ATE358356T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/NL2003/000924 WO2005062473A1 (en) 2003-12-23 2003-12-23 Turbo decoding with iterative estimation of channel parameters

Publications (1)

Publication Number Publication Date
ATE358356T1 true ATE358356T1 (de) 2007-04-15

Family

ID=34709373

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03786426T ATE358356T1 (de) 2003-12-23 2003-12-23 Turbo-dekodierung mit iterativer schätzung von kanalparametern

Country Status (7)

Country Link
US (1) US7840884B2 (de)
EP (1) EP1700380B1 (de)
AT (1) ATE358356T1 (de)
AU (1) AU2003295272A1 (de)
DE (1) DE60312906T2 (de)
ES (1) ES2283853T3 (de)
WO (1) WO2005062473A1 (de)

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US7706481B2 (en) * 2004-08-20 2010-04-27 Broadcom Corporation Method and system for improving reception in wired and wireless receivers through redundancy and iterative processing
KR20070084045A (ko) * 2004-11-05 2007-08-24 이세라 인코포레이티드 코드화된 직교 진폭 변조 신호에 대한 로그 가능성 비를계산하는 방법 및 시스템
KR100746291B1 (ko) * 2006-06-29 2007-08-03 삼성전자주식회사 멀티채널 디지털 방송 시스템의 송수신 방법과 그 장치
TW200816651A (en) * 2006-09-25 2008-04-01 Sunplus Technology Co Ltd Decoding method and system of real-time wireless channel estimation
US8312354B1 (en) * 2007-12-27 2012-11-13 Marvell International Ltd. Method and apparatus for improved performance of iterative decoders on channels with memory
TWI569584B (zh) * 2015-07-17 2017-02-01 晨星半導體股份有限公司 採用動態調整因子的解碼方法
CN106487391A (zh) * 2015-08-28 2017-03-08 晨星半导体股份有限公司 应用于一卷积编码信号的解码方法
CN108111255A (zh) * 2017-11-24 2018-06-01 同济大学 一种模拟编码中基于最大后验概率的译码方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5113400A (en) * 1990-11-21 1992-05-12 Motorola, Inc. Error detection system
US5233629A (en) * 1991-07-26 1993-08-03 General Instrument Corporation Method and apparatus for communicating digital data using trellis coded qam
US5414738A (en) * 1993-11-09 1995-05-09 Motorola, Inc. Maximum likelihood paths comparison decoder
JP3437411B2 (ja) * 1997-05-20 2003-08-18 松下電器産業株式会社 受信装置及び送信装置並びにこれらを用いた基地局装置及び移動局装置
US6012161A (en) * 1997-11-26 2000-01-04 At&T Corp. System and method for joint coding and decision feedback equalization
US6202189B1 (en) * 1998-12-17 2001-03-13 Teledesic Llc Punctured serial concatenated convolutional coding system and method for low-earth-orbit satellite data communication
KR100300306B1 (ko) * 1999-05-28 2001-09-26 윤종용 무선통신 시스템에서 채널 적응형 맵 채널 복호 장치 및 방법
JP3670520B2 (ja) * 1999-06-23 2005-07-13 富士通株式会社 ターボ復号器およびターボ復号装置
DE19959409A1 (de) * 1999-12-09 2001-06-21 Infineon Technologies Ag Turbo-Code-Decoder und Turbo-Code-Decodierverfahren mit iterativer Kanalparameterschätzung
WO2001050614A2 (en) * 2000-01-03 2001-07-12 Icoding Technology, Inc. System and method for high speed processing of turbo codes
GB2360425A (en) 2000-03-16 2001-09-19 Siemens Ag Channel state information estimation for turbo-code decoders
US6671852B1 (en) * 2000-09-06 2003-12-30 Motorola, Inc. Syndrome assisted iterative decoder for turbo codes
US6518892B2 (en) * 2000-11-06 2003-02-11 Broadcom Corporation Stopping criteria for iterative decoding
US20040022336A1 (en) * 2002-08-02 2004-02-05 Xiaoyong Yu Turbo decoder with partial interference cancellation
EP1597667A4 (de) * 2003-02-26 2009-01-14 Qualcomm Inc Skalierung weicher daten für iterative dekodierung

Also Published As

Publication number Publication date
DE60312906D1 (de) 2007-05-10
US20070286292A1 (en) 2007-12-13
AU2003295272A1 (en) 2005-07-14
EP1700380A1 (de) 2006-09-13
ES2283853T3 (es) 2007-11-01
EP1700380B1 (de) 2007-03-28
DE60312906T2 (de) 2007-12-13
WO2005062473A1 (en) 2005-07-07
US7840884B2 (en) 2010-11-23

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