IL122525A0 - Parallel concatenated tail-biting convolutional code and decoder therefor - Google Patents

Parallel concatenated tail-biting convolutional code and decoder therefor

Info

Publication number
IL122525A0
IL122525A0 IL12252597A IL12252597A IL122525A0 IL 122525 A0 IL122525 A0 IL 122525A0 IL 12252597 A IL12252597 A IL 12252597A IL 12252597 A IL12252597 A IL 12252597A IL 122525 A0 IL122525 A0 IL 122525A0
Authority
IL
Israel
Prior art keywords
convolutional code
biting convolutional
parallel concatenated
decoder therefor
concatenated tail
Prior art date
Application number
IL12252597A
Other languages
English (en)
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of IL122525A0 publication Critical patent/IL122525A0/xx

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
    • 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
    • H03M13/2996—Tail biting
    • 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
    • H03M13/29—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
    • H03M13/2978—Particular arrangement of the component decoders
    • H03M13/2981—Particular arrangement of the component decoders using as many component decoders as component codes
    • 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
    • H03M13/37—Decoding methods or techniques, not specific to the particular type of coding provided for in groups H03M13/03 - H03M13/35
    • H03M13/3723—Decoding methods or techniques, not specific to the particular type of coding provided for in groups H03M13/03 - H03M13/35 using means or methods for the initialisation of the decoder
    • 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
    • H03M13/37—Decoding methods or techniques, not specific to the particular type of coding provided for in groups H03M13/03 - H03M13/35
    • H03M13/39—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes
    • H03M13/3905—Maximum a posteriori probability [MAP] decoding or approximations thereof based on trellis or lattice decoding, e.g. forward-backward algorithm, log-MAP decoding, max-log-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
    • 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
    • H04L1/0067—Rate matching
    • H04L1/0068—Rate matching by puncturing

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)
  • Detection And Prevention Of Errors In Transmission (AREA)
IL12252597A 1996-04-19 1997-04-14 Parallel concatenated tail-biting convolutional code and decoder therefor IL122525A0 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/636,732 US5721745A (en) 1996-04-19 1996-04-19 Parallel concatenated tail-biting convolutional code and decoder therefor

Publications (1)

Publication Number Publication Date
IL122525A0 true IL122525A0 (en) 1998-06-15

Family

ID=24553103

Family Applications (1)

Application Number Title Priority Date Filing Date
IL12252597A IL122525A0 (en) 1996-04-19 1997-04-14 Parallel concatenated tail-biting convolutional code and decoder therefor

Country Status (21)

Country Link
US (1) US5721745A (xx)
EP (1) EP0834222B1 (xx)
JP (1) JP3857320B2 (xx)
KR (1) KR100522263B1 (xx)
CN (1) CN1111962C (xx)
AR (1) AR006767A1 (xx)
AU (1) AU716645B2 (xx)
BR (1) BR9702156A (xx)
CA (1) CA2221295C (xx)
CZ (1) CZ296885B6 (xx)
DE (1) DE69736881T2 (xx)
HU (1) HU220815B1 (xx)
ID (1) ID16464A (xx)
IL (1) IL122525A0 (xx)
MY (1) MY113013A (xx)
NO (1) NO975966L (xx)
PL (3) PL183239B1 (xx)
RU (1) RU2187196C2 (xx)
UA (1) UA44779C2 (xx)
WO (1) WO1997040582A1 (xx)
ZA (1) ZA973217B (xx)

Families Citing this family (174)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI100565B (fi) * 1996-01-12 1997-12-31 Nokia Mobile Phones Ltd Tiedonsiirtomenetelmä ja laitteisto signaalin koodaamiseksi
US6023783A (en) * 1996-05-15 2000-02-08 California Institute Of Technology Hybrid concatenated codes and iterative decoding
KR100498752B1 (ko) * 1996-09-02 2005-11-08 소니 가부시끼 가이샤 비트메트릭스를 사용한 데이터 수신장치 및 방법
US5996113A (en) * 1996-11-26 1999-11-30 Intel Corporation Method and apparatus for generating digital checksum signatures for alteration detection and version confirmation
US6377610B1 (en) * 1997-04-25 2002-04-23 Deutsche Telekom Ag Decoding method and decoding device for a CDMA transmission system for demodulating a received signal available in serial code concatenation
US5983384A (en) * 1997-04-21 1999-11-09 General Electric Company Turbo-coding with staged data transmission and processing
US6029264A (en) * 1997-04-28 2000-02-22 The Trustees Of Princeton University System and method for error correcting a received data stream in a concatenated system
WO1998049778A1 (de) * 1997-04-30 1998-11-05 Siemens Aktiengesellschaft Verfahren und anordnung zur ermittlung mindestens eines digitalen signalwerts aus einem elektrischen signal
CA2262894C (en) * 1997-06-19 2004-08-03 Kabushiki Kaisha Toshiba Information data multiplexing transmission system, multiplexer and demultiplexer used therefor, and error correcting encoder and decoder
KR19990003242A (ko) 1997-06-25 1999-01-15 윤종용 구조적 펀처드 길쌈부호 부호와 및 복호기
EP1601109B1 (en) * 1997-07-30 2010-04-21 Samsung Electronics Co., Ltd. Adaptive channel encoding method and device
KR19990012821A (ko) 1997-07-31 1999-02-25 홍성용 전자기파 흡수체 조성물과 이의 제조 방법, 전자기파 흡수용도료 조성물과 이의 제조 방법 및 이의 도포 방법
US6192503B1 (en) * 1997-08-14 2001-02-20 Ericsson Inc. Communications system and methods employing selective recursive decording
JP4033245B2 (ja) * 1997-09-02 2008-01-16 ソニー株式会社 ターボ符号化装置およびターボ符号化方法
US6138260A (en) * 1997-09-04 2000-10-24 Conexant Systems, Inc. Retransmission packet capture system within a wireless multiservice communications environment with turbo decoding
KR100248396B1 (ko) * 1997-10-24 2000-03-15 정선종 병렬 길쌈 부호화기를 사용한 채널 부호기 설계방법
US6000054A (en) * 1997-11-03 1999-12-07 Motorola, Inc. Method and apparatus for encoding and decoding binary information using restricted coded modulation and parallel concatenated convolution codes
WO1999025069A1 (fr) * 1997-11-10 1999-05-20 Ntt Mobile Communications Network, Inc. Procede et dispositif d'entrelacement, et support d'enregistrement dans lequel on a enregistre un programme de production de motifs d'entrelacement
FR2771228A1 (fr) * 1997-11-18 1999-05-21 Philips Electronics Nv Systeme de transmission numerique, decodeur, et procede de decodage
US6256764B1 (en) * 1997-11-26 2001-07-03 Nortel Networks Limited Method and system for decoding tailbiting convolution codes
CA2315795C (en) * 1997-12-24 2006-01-31 Inmarsat Ltd. Coding method and apparatus
US6088387A (en) * 1997-12-31 2000-07-11 At&T Corp. Multi-channel parallel/serial concatenated convolutional codes and trellis coded modulation encoder/decoder
US6370669B1 (en) * 1998-01-23 2002-04-09 Hughes Electronics Corporation Sets of rate-compatible universal turbo codes nearly optimized over various rates and interleaver sizes
US7536624B2 (en) 2002-01-03 2009-05-19 The Directv Group, Inc. Sets of rate-compatible universal turbo codes nearly optimized over various rates and interleaver sizes
US6430722B1 (en) * 1998-01-23 2002-08-06 Hughes Electronics Corporation Forward error correction scheme for data channels using universal turbo codes
US6275538B1 (en) * 1998-03-11 2001-08-14 Ericsson Inc. Technique for finding a starting state for a convolutional feedback encoder
US6452985B1 (en) * 1998-03-18 2002-09-17 Sony Corporation Viterbi decoding apparatus and Viterbi decoding method
EP1367748B1 (en) 1998-03-31 2009-07-22 Samsung Electronics Co., Ltd. Turbo encoding/decoding device and method for processing frame data according to qoS
KR100557177B1 (ko) * 1998-04-04 2006-07-21 삼성전자주식회사 적응 채널 부호/복호화 방법 및 그 부호/복호 장치
BR9906358A (pt) * 1998-04-18 2000-09-19 Samsung Electronics Co Ltd Dispositivo e processo de codificação de canal.
US6198775B1 (en) * 1998-04-28 2001-03-06 Ericsson Inc. Transmit diversity method, systems, and terminals using scramble coding
KR100334819B1 (ko) * 1998-06-05 2002-05-02 윤종용 레이트 매칭을 위한 채널 부호화 장치 및 방법
US6298463B1 (en) * 1998-07-31 2001-10-02 Nortel Networks Limited Parallel concatenated convolutional coding
EP2173036B1 (en) * 1998-08-17 2014-05-14 Dtvg Licensing, Inc Turbo code interleaver with near optimal performance
JP2000068862A (ja) 1998-08-19 2000-03-03 Fujitsu Ltd 誤り訂正符号化装置
US6223319B1 (en) 1998-08-20 2001-04-24 General Electric Company Turbo code decoder with controlled probability estimate feedback
US6128765A (en) * 1998-08-20 2000-10-03 General Electric Company Maximum A posterior estimator with fast sigma calculator
US6263467B1 (en) 1998-08-20 2001-07-17 General Electric Company Turbo code decoder with modified systematic symbol transition probabilities
US6192501B1 (en) 1998-08-20 2001-02-20 General Electric Company High data rate maximum a posteriori decoder for segmented trellis code words
WO2000013323A1 (en) 1998-08-27 2000-03-09 Hughes Electronics Corporation Method for a general turbo code trellis termination
KR100377939B1 (ko) * 1998-09-01 2003-06-12 삼성전자주식회사 이동통신시스템에서서브프레임전송을위한프레임구성장치및방법
WO2000019616A2 (en) 1998-09-28 2000-04-06 Advanced Hardware Architectures, Inc. Turbo product code decoder
US6427214B1 (en) 1998-09-29 2002-07-30 Nortel Networks Limited Interleaver using co-set partitioning
US6028897A (en) * 1998-10-22 2000-02-22 The Aerospace Corporation Error-floor mitigating turbo code communication method
US6044116A (en) * 1998-10-29 2000-03-28 The Aerospace Corporation Error-floor mitigated and repetitive turbo coding communication system
US6014411A (en) * 1998-10-29 2000-01-11 The Aerospace Corporation Repetitive turbo coding communication method
KR100277764B1 (ko) * 1998-12-10 2001-01-15 윤종용 통신시스템에서직렬쇄상구조를가지는부호화및복호화장치
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
KR100346170B1 (ko) * 1998-12-21 2002-11-30 삼성전자 주식회사 통신시스템의인터리빙/디인터리빙장치및방법
US6484283B2 (en) * 1998-12-30 2002-11-19 International Business Machines Corporation Method and apparatus for encoding and decoding a turbo code in an integrated modem system
KR100315708B1 (ko) * 1998-12-31 2002-02-28 윤종용 이동통신시스템에서터보인코더의펑처링장치및방법
KR100296028B1 (ko) * 1998-12-31 2001-09-06 윤종용 이동통신시스템에서 이득 조절 장치를 가지는 복호기
US6088405A (en) * 1999-01-15 2000-07-11 Lockheed Martin Corporation Optimal decoder for tall-biting convolutional codes
US6665357B1 (en) * 1999-01-22 2003-12-16 Sharp Laboratories Of America, Inc. Soft-output turbo code decoder and optimized decoding method
US6304995B1 (en) * 1999-01-26 2001-10-16 Trw Inc. Pipelined architecture to decode parallel and serial concatenated codes
FR2789824B1 (fr) 1999-02-12 2001-05-11 Canon Kk Procede de correction d'erreurs residuelles a la sortie d'un turbo-decodeur
EP1030457B1 (en) * 1999-02-18 2012-08-08 Imec Methods and system architectures for turbo decoding
US6678843B2 (en) * 1999-02-18 2004-01-13 Interuniversitair Microelektronics Centrum (Imec) Method and apparatus for interleaving, deinterleaving and combined interleaving-deinterleaving
US6499128B1 (en) * 1999-02-18 2002-12-24 Cisco Technology, Inc. Iterated soft-decision decoding of block codes
EP1160989A4 (en) * 1999-03-01 2005-10-19 Fujitsu Ltd TURBO DECODING DEVICE
FR2790621B1 (fr) 1999-03-05 2001-12-21 Canon Kk Dispositif et procede d'entrelacement pour turbocodage et turbodecodage
US6304996B1 (en) * 1999-03-08 2001-10-16 General Electric Company High-speed turbo decoder
US6754290B1 (en) * 1999-03-31 2004-06-22 Qualcomm Incorporated Highly parallel map decoder
US6715120B1 (en) 1999-04-30 2004-03-30 General Electric Company Turbo decoder with modified input for increased code word length and data rate
US6594792B1 (en) 1999-04-30 2003-07-15 General Electric Company Modular turbo decoder for expanded code word length
DE19924211A1 (de) * 1999-05-27 2000-12-21 Siemens Ag Verfahren und Vorrichtung zur flexiblen Kanalkodierung
US6473878B1 (en) * 1999-05-28 2002-10-29 Lucent Technologies Inc. Serial-concatenated turbo codes
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
US6516136B1 (en) * 1999-07-06 2003-02-04 Agere Systems Inc. Iterative decoding of concatenated codes for recording systems
KR100421853B1 (ko) * 1999-11-01 2004-03-10 엘지전자 주식회사 상향 링크에서의 레이트 매칭 방법
JP3846527B2 (ja) * 1999-07-21 2006-11-15 三菱電機株式会社 ターボ符号の誤り訂正復号器、ターボ符号の誤り訂正復号方法、ターボ符号の復号装置およびターボ符号の復号システム
US7031406B1 (en) * 1999-08-09 2006-04-18 Nortel Networks Limited Information processing using a soft output Viterbi algorithm
DE19946721A1 (de) * 1999-09-29 2001-05-03 Siemens Ag Verfahren und Vorrichtung zur Kanalkodierung in einem Nachrichtenübertragungssystem
US6226773B1 (en) * 1999-10-20 2001-05-01 At&T Corp. Memory-minimized architecture for implementing map decoding
DE69908366T2 (de) * 1999-10-21 2003-12-04 Sony Int Europe Gmbh SOVA Turbodekodierer mit kleinerer Normalisierungskomplexität
US6580767B1 (en) * 1999-10-22 2003-06-17 Motorola, Inc. Cache and caching method for conventional decoders
DE59905374D1 (de) * 1999-10-27 2003-06-05 Infineon Technologies Ag Verfahren und vorrichtung zur codierung eines punktierten turbocode
JP3549788B2 (ja) * 1999-11-05 2004-08-04 三菱電機株式会社 多段符号化方法、多段復号方法、多段符号化装置、多段復号装置およびこれらを用いた情報伝送システム
US6400290B1 (en) * 1999-11-29 2002-06-04 Altera Corporation Normalization implementation for a logmap decoder
AU4710501A (en) * 1999-12-03 2001-06-18 Broadcom Corporation Interspersed training for turbo coded modulation
US7499507B2 (en) * 1999-12-03 2009-03-03 Broadcom Corporation Synchronization module using a Viterbi slicer for a turbo decoder
DE10001147A1 (de) * 2000-01-13 2001-07-19 Siemens Ag Verfahren zum Fehlerschutz bei der Übertragung eines Datenbitstroms
KR100374787B1 (ko) * 2000-01-18 2003-03-04 삼성전자주식회사 대역 효율적인 연쇄 티.씨.엠 디코더 및 그 방법들
US7092457B1 (en) * 2000-01-18 2006-08-15 University Of Southern California Adaptive iterative detection
KR20020079790A (ko) 2000-01-20 2002-10-19 노오텔 네트웍스 리미티드 가변 레이트 패킷 데이타 애플리케이션에서 소프트 결합을 사용하는 하이브리드 ａｒｑ 방법
KR100331686B1 (ko) * 2000-01-26 2002-11-11 한국전자통신연구원 2를 밑수로 하는 로그 맵을 이용한 터보 복호기
US6810502B2 (en) 2000-01-28 2004-10-26 Conexant Systems, Inc. Iteractive decoder employing multiple external code error checks to lower the error floor
US6606724B1 (en) * 2000-01-28 2003-08-12 Conexant Systems, Inc. Method and apparatus for decoding of a serially concatenated block and convolutional code
US6516437B1 (en) 2000-03-07 2003-02-04 General Electric Company Turbo decoder control for use with a programmable interleaver, variable block length, and multiple code rates
US7356752B2 (en) * 2000-03-14 2008-04-08 Comtech Telecommunications Corp. Enhanced turbo product codes
JP2003534680A (ja) * 2000-04-04 2003-11-18 コムテック テレコミュニケーションズ コーポレイション 強化型ターボプロダクト符号復号器システム
US6606725B1 (en) 2000-04-25 2003-08-12 Mitsubishi Electric Research Laboratories, Inc. MAP decoding for turbo codes by parallel matrix processing
FR2808632B1 (fr) * 2000-05-03 2002-06-28 Mitsubishi Electric Inf Tech Procede de turbo-decodage avec reencodage des informations erronees et retroaction
WO2001086821A2 (en) * 2000-05-05 2001-11-15 Icoding Technology, Inc. Improved error floor turbo codes
US6542559B1 (en) * 2000-05-15 2003-04-01 Qualcomm, Incorporated Decoding method and apparatus
US6718508B2 (en) * 2000-05-26 2004-04-06 Her Majesty The Queen In Right Of Canada, As Represented By The Minister Of Industry Through The Communication Research Centre High-performance error-correcting codes with skew mapping
US6738942B1 (en) * 2000-06-02 2004-05-18 Vitesse Semiconductor Corporation Product code based forward error correction system
FI109162B (fi) * 2000-06-30 2002-05-31 Nokia Corp Menetelmä ja järjestely konvoluutiokoodatun koodisanan dekoodaamiseksi
JP4543522B2 (ja) * 2000-08-31 2010-09-15 ソニー株式会社 軟出力復号装置及び軟出力復号方法、並びに、復号装置及び復号方法
EP1364479B1 (en) * 2000-09-01 2010-04-28 Broadcom Corporation Satellite receiver and corresponding method
WO2002021702A1 (en) * 2000-09-05 2002-03-14 Broadcom Corporation Quasi error free (qef) communication using turbo codes
US7242726B2 (en) 2000-09-12 2007-07-10 Broadcom Corporation Parallel concatenated code with soft-in soft-out interactive turbo decoder
US6604220B1 (en) * 2000-09-28 2003-08-05 Western Digital Technologies, Inc. Disk drive comprising a multiple-input sequence detector selectively biased by bits of a decoded ECC codedword
US6518892B2 (en) 2000-11-06 2003-02-11 Broadcom Corporation Stopping criteria for iterative decoding
US20020104058A1 (en) * 2000-12-06 2002-08-01 Yigal Rappaport Packet switched network having error correction capabilities of variable size data packets and a method thereof
WO2002054601A1 (en) 2000-12-29 2002-07-11 Morphics Technology, Inc. Channel codec processor configurable for multiple wireless communications standards
US6813742B2 (en) * 2001-01-02 2004-11-02 Icomm Technologies, Inc. High speed turbo codes decoder for 3G using pipelined SISO log-map decoders architecture
FI20010147A (fi) * 2001-01-24 2002-07-25 Nokia Corp Menetelmä ja järjestely konvoluutiokoodatun koodisanan dekoodaamiseksi
WO2002067429A2 (en) * 2001-02-20 2002-08-29 Cute Ltd. System and method for enhanced error correction in trellis decoding
FR2822316B1 (fr) * 2001-03-19 2003-05-02 Mitsubishi Electric Inf Tech Procede d'optimisation, sous contrainte de ressoureces, de la taille de blocs de donnees codees
JP4451008B2 (ja) * 2001-04-04 2010-04-14 三菱電機株式会社 誤り訂正符号化方法および復号化方法とその装置
US6738948B2 (en) * 2001-04-09 2004-05-18 Motorola, Inc. Iteration terminating using quality index criteria of turbo codes
WO2002091592A1 (en) * 2001-05-09 2002-11-14 Comtech Telecommunications Corp. Low density parity check codes and low density turbo product codes
US7012911B2 (en) * 2001-05-31 2006-03-14 Qualcomm Inc. Method and apparatus for W-CDMA modulation
US20030123563A1 (en) * 2001-07-11 2003-07-03 Guangming Lu Method and apparatus for turbo encoding and decoding
GB2380372B (en) * 2001-07-12 2005-02-09 Samsung Electronics Co Ltd Reverse transmission apparatus and method for improving transmission throughput in a data communication system
US6738370B2 (en) * 2001-08-22 2004-05-18 Nokia Corporation Method and apparatus implementing retransmission in a communication system providing H-ARQ
US7085969B2 (en) * 2001-08-27 2006-08-01 Industrial Technology Research Institute Encoding and decoding apparatus and method
US6763493B2 (en) * 2001-09-21 2004-07-13 The Directv Group, Inc. Method and system for performing decoding using a reduced-memory implementation
FR2830384B1 (fr) * 2001-10-01 2003-12-19 Cit Alcatel Procede de dispositif de codage et de decodage convolutifs
EP1317070A1 (en) * 2001-12-03 2003-06-04 Mitsubishi Electric Information Technology Centre Europe B.V. Method for obtaining from a block turbo-code an error correcting code of desired parameters
JP3637323B2 (ja) * 2002-03-19 2005-04-13 株式会社東芝 受信装置、送受信装置及び受信方法
JP3549519B2 (ja) * 2002-04-26 2004-08-04 沖電気工業株式会社 軟出力復号器
US20030219513A1 (en) * 2002-05-21 2003-11-27 Roni Gordon Personal nutrition control method
US20050226970A1 (en) * 2002-05-21 2005-10-13 Centrition Ltd. Personal nutrition control method and measuring devices
JP3898574B2 (ja) * 2002-06-05 2007-03-28 富士通株式会社 ターボ復号方法及びターボ復号装置
KR100584170B1 (ko) * 2002-07-11 2006-06-02 재단법인서울대학교산학협력재단 터보 부호화된 복합 재전송 방식 시스템 및 오류 검출 방법
US6774825B2 (en) * 2002-09-25 2004-08-10 Infineon Technologies Ag Modulation coding based on an ECC interleave structure
US7346833B2 (en) * 2002-11-05 2008-03-18 Analog Devices, Inc. Reduced complexity turbo decoding scheme
CA2559818C (en) 2004-04-28 2011-11-29 Samsung Electronics Co., Ltd. Apparatus and method for coding/decoding block low density parity check code with variable block length
CN100367676C (zh) * 2004-05-27 2008-02-06 中国科学院计算技术研究所 一种卷积码的编码方法
AU2005249060A1 (en) * 2004-06-01 2005-12-15 Centrition Ltd. Personal nutrition control devices
US7346832B2 (en) 2004-07-21 2008-03-18 Qualcomm Incorporated LDPC encoding methods and apparatus
US7395490B2 (en) 2004-07-21 2008-07-01 Qualcomm Incorporated LDPC decoding methods and apparatus
KR101131323B1 (ko) 2004-11-30 2012-04-04 삼성전자주식회사 이동통신 시스템에서 채널 인터리빙 장치 및 방법
US7373585B2 (en) * 2005-01-14 2008-05-13 Mitsubishi Electric Research Laboratories, Inc. Combined-replica group-shuffled iterative decoding for error-correcting codes
US7461328B2 (en) * 2005-03-25 2008-12-02 Teranetics, Inc. Efficient decoding
US7395461B2 (en) * 2005-05-18 2008-07-01 Seagate Technology Llc Low complexity pseudo-random interleaver
US7360147B2 (en) * 2005-05-18 2008-04-15 Seagate Technology Llc Second stage SOVA detector
US7502982B2 (en) * 2005-05-18 2009-03-10 Seagate Technology Llc Iterative detector with ECC in channel domain
US8611305B2 (en) 2005-08-22 2013-12-17 Qualcomm Incorporated Interference cancellation for wireless communications
US9014152B2 (en) 2008-06-09 2015-04-21 Qualcomm Incorporated Increasing capacity in wireless communications
US8271848B2 (en) * 2006-04-06 2012-09-18 Alcatel Lucent Method of decoding code blocks and system for concatenating code blocks
US20080092018A1 (en) * 2006-09-28 2008-04-17 Broadcom Corporation, A California Corporation Tail-biting turbo code for arbitrary number of information bits
US7831894B2 (en) * 2006-10-10 2010-11-09 Broadcom Corporation Address generation for contention-free memory mappings of turbo codes with ARP (almost regular permutation) interleaves
US7827473B2 (en) * 2006-10-10 2010-11-02 Broadcom Corporation Turbo decoder employing ARP (almost regular permutation) interleave and arbitrary number of decoding processors
US8392811B2 (en) * 2008-01-07 2013-03-05 Qualcomm Incorporated Methods and systems for a-priori decoding based on MAP messages
EP2096884A1 (en) 2008-02-29 2009-09-02 Koninklijke KPN N.V. Telecommunications network and method for time-based network access
TWI374613B (en) * 2008-02-29 2012-10-11 Ind Tech Res Inst Method and apparatus of pre-encoding and pre-decoding
US8250448B1 (en) * 2008-03-26 2012-08-21 Xilinx, Inc. Method of and apparatus for implementing a decoder
US8719670B1 (en) * 2008-05-07 2014-05-06 Sk Hynix Memory Solutions Inc. Coding architecture for multi-level NAND flash memory with stuck cells
US9277487B2 (en) 2008-08-01 2016-03-01 Qualcomm Incorporated Cell detection with interference cancellation
US9237515B2 (en) 2008-08-01 2016-01-12 Qualcomm Incorporated Successive detection and cancellation for cell pilot detection
US8464129B2 (en) * 2008-08-15 2013-06-11 Lsi Corporation ROM list-decoding of near codewords
JP5432367B2 (ja) 2009-04-21 2014-03-05 アギア システムズ インコーポレーテッド 書込み検証を使用した符号のエラーフロア軽減
US9160577B2 (en) 2009-04-30 2015-10-13 Qualcomm Incorporated Hybrid SAIC receiver
WO2011063569A1 (en) 2009-11-27 2011-06-03 Qualcomm Incorporated Increasing capacity in wireless communications
EP2505011B1 (en) * 2009-11-27 2019-01-16 Qualcomm Incorporated Increasing capacity in wireless communications
SG182466A1 (en) * 2010-01-12 2012-08-30 Fraunhofer Ges Forschung Audio encoder, audio decoder, method for encoding and audio information, method for decoding an audio information and computer program using a modification of a number representation of a numeric previous context value
US8448033B2 (en) * 2010-01-14 2013-05-21 Mediatek Inc. Interleaving/de-interleaving method, soft-in/soft-out decoding method and error correction code encoder and decoder utilizing the same
US8464142B2 (en) 2010-04-23 2013-06-11 Lsi Corporation Error-correction decoder employing extrinsic message averaging
US8499226B2 (en) * 2010-06-29 2013-07-30 Lsi Corporation Multi-mode layered decoding
US8458555B2 (en) 2010-06-30 2013-06-04 Lsi Corporation Breaking trapping sets using targeted bit adjustment
US8504900B2 (en) 2010-07-02 2013-08-06 Lsi Corporation On-line discovery and filtering of trapping sets
CN107276717B (zh) * 2010-10-08 2020-06-26 黑莓有限公司 用于获得改进的码性能的消息重新排布
US8769365B2 (en) 2010-10-08 2014-07-01 Blackberry Limited Message rearrangement for improved wireless code performance
CN102412849A (zh) * 2011-09-26 2012-04-11 中兴通讯股份有限公司 一种卷积码编码方法及编码装置
US9043667B2 (en) 2011-11-04 2015-05-26 Blackberry Limited Method and system for up-link HARQ-ACK and CSI transmission
US8768990B2 (en) 2011-11-11 2014-07-01 Lsi Corporation Reconfigurable cyclic shifter arrangement
KR102127021B1 (ko) 2012-05-11 2020-06-26 블랙베리 리미티드 캐리어 어그리게이션을 위한 업링크 ｈａｒｑ 및 ｃｓｉ 다중화를 위한 방법 및 시스템
US20130326630A1 (en) * 2012-06-01 2013-12-05 Whisper Communications, LLC Pre-processor for physical layer security
US9053047B2 (en) * 2012-08-27 2015-06-09 Apple Inc. Parameter estimation using partial ECC decoding
RU2012146685A (ru) 2012-11-01 2014-05-10 ЭлЭсАй Корпорейшн База данных наборов-ловушек для декодера на основе разреженного контроля четности
US9432053B1 (en) * 2014-07-07 2016-08-30 Microsemi Storage Solutions (U.S.), Inc. High speed LDPC decoder

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2675971B1 (fr) * 1991-04-23 1993-08-06 France Telecom Procede de codage correcteur d'erreurs a au moins deux codages convolutifs systematiques en parallele, procede de decodage iteratif, module de decodage et decodeur correspondants.
FR2675968B1 (fr) * 1991-04-23 1994-02-04 France Telecom Procede de decodage d'un code convolutif a maximum de vraisemblance et ponderation des decisions, et decodeur correspondant.
US5349589A (en) * 1991-07-01 1994-09-20 Ericsson Ge Mobile Communications Inc. Generalized viterbi algorithm with tail-biting
US5369671A (en) * 1992-05-20 1994-11-29 Hughes Aircraft Company System and method for decoding tail-biting code especially applicable to digital cellular base stations and mobile units
US5355376A (en) * 1993-02-11 1994-10-11 At&T Bell Laboratories Circular viterbi decoder
US5577053A (en) * 1994-09-14 1996-11-19 Ericsson Inc. Method and apparatus for decoder optimization

Also Published As

Publication number Publication date
MY113013A (en) 2001-10-31
NO975966D0 (no) 1997-12-18
HUP9901440A3 (en) 2000-03-28
PL183537B1 (pl) 2002-06-28
US5721745A (en) 1998-02-24
ID16464A (id) 1997-10-02
HUP9901440A2 (hu) 1999-08-30
UA44779C2 (uk) 2002-03-15
AU716645B2 (en) 2000-03-02
DE69736881T2 (de) 2007-06-21
EP0834222B1 (en) 2006-11-02
HU220815B1 (hu) 2002-05-28
AU2459197A (en) 1997-11-12
CN1189935A (zh) 1998-08-05
WO1997040582A1 (en) 1997-10-30
RU2187196C2 (ru) 2002-08-10
KR19990022971A (ko) 1999-03-25
AR006767A1 (es) 1999-09-29
BR9702156A (pt) 1999-07-20
EP0834222A1 (en) 1998-04-08
ZA973217B (en) 1997-12-18
NO975966L (no) 1997-12-18
CA2221295C (en) 2005-03-22
CZ296885B6 (cs) 2006-07-12
PL323524A1 (en) 1998-03-30
PL183239B1 (pl) 2002-06-28
CN1111962C (zh) 2003-06-18
DE69736881D1 (de) 2006-12-14
CA2221295A1 (en) 1997-10-30
KR100522263B1 (ko) 2006-02-01
PL184230B1 (pl) 2002-09-30
CZ407397A3 (cs) 1998-06-17
JP3857320B2 (ja) 2006-12-13
JPH11508439A (ja) 1999-07-21

Similar Documents

Publication Publication Date Title
IL122525A0 (en) Parallel concatenated tail-biting convolutional code and decoder therefor
IL122526A (en) Optimal soft-output decoder for tail-biting trellis codes
EP1259001A4 (en) CONVOLUTIONAL CODE DECODER FOR CONCATENATION
GB2311447B (en) Viterbi decoder
EP0611098A3 (en) Circular Viterbi decoder for "tail-biting" convolutional codes.
GB2328594B (en) Soft-decision syndrome-based decoder for convolutional codes
GB9520445D0 (en) Convolutional codes
SG64975A1 (en) Code sequence detection in a trellis decoder
GB9717810D0 (en) Add-compare-select processor in viterbi decoder
EP0674396A3 (en) Decoders for convolutional k / n cadence codes and high cadence trellis codes that efficiently use the surface.
DE69809155D1 (de) Viterbi-Dekoder
EP1024477A4 (en) MULTIMODE SPEECH ENCODER AND DECODER
DE69728945D1 (de) Reed-Solomon Dekoder
DE69731755D1 (de) Dekodierungsverfahren für "tail-biting" codes
BR9603743A (pt) Decodificador convolucional
GB0028421D0 (en) Code and serially concatenated encoder/decoder using the same
HK1038448A1 (en) Interleavers and interleaving method for turbo code
SG65027A1 (en) Traceback for viterbi decoder
EP1017178A4 (en) VIDEO IMAGE DECODER FOR CONVOLUTION CODE AND VIDEO IMAGE DECODING METHOD
GB9713823D0 (en) Viterbi decoder for decoding depunctured code
AU1953595A (en) Encoding/interleaving method and corresponding deinterleaving/ decoding method
GB9715239D0 (en) Convolutional interleaver and convolutional interleaving method
EP0661840A3 (en) Viterbi decoder with a trace-back procedure with decreasing length.
DE69836119D1 (de) Tail-biting Faltungskode-Dekodierverfahren und -system
GB2325596B (en) Apparatus for deinterleaving and output processing decoded data in a trellis decoder

Legal Events

Date Code Title Description
FF Patent granted
KB Patent renewed
KB Patent renewed
KB Patent renewed
MM9K Patent not in force due to non-payment of renewal fees