AR065022A2 - Un aparato configurado para ser utilizado en comunicacion inalambrica y un metodo para corregir errores de datos de senal de comunicacion que emplea a dicho aparato - Google Patents

Un aparato configurado para ser utilizado en comunicacion inalambrica y un metodo para corregir errores de datos de senal de comunicacion que emplea a dicho aparato

Info

Publication number
AR065022A2
AR065022A2 ARP080100299A ARP080100299A AR065022A2 AR 065022 A2 AR065022 A2 AR 065022A2 AR P080100299 A ARP080100299 A AR P080100299A AR P080100299 A ARP080100299 A AR P080100299A AR 065022 A2 AR065022 A2 AR 065022A2
Authority
AR
Argentina
Prior art keywords
decoder
appliance
signal data
turbo
data
Prior art date
Application number
ARP080100299A
Other languages
English (en)
Inventor
David S Bass
Original Assignee
Interdigital Tech Corp
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 Interdigital Tech Corp filed Critical Interdigital Tech Corp
Publication of AR065022A2 publication Critical patent/AR065022A2/es

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
    • H03M13/37—Decoding methods or techniques, not specific to the particular type of coding provided for in groups H03M13/03 - H03M13/35
    • 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
    • H04L1/0051—Stopping criteria
    • 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
    • H03M13/2975—Judging correct decoding, e.g. iteration stopping criteria
    • 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
    • H03M13/6588—Compression or short representation of variables
    • 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
    • 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
    • H03M13/03—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
    • H03M13/05—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits
    • H03M13/09—Error detection only, e.g. using cyclic redundancy check [CRC] codes or single parity bit

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 Correction Of Errors (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)

Abstract

Un aparato configurado para ser utilizado en comunicacion inalámbrica que comprende: un turbo decodificador iterativo configurado para corregir errores de datos de senales de comunicacion mediante evaluacion recursiva de datos de senales para una cantidad seleccionada de iteraciones; incluyendo el decodificador un medio generador de estimados de decodificador para generar recursivamente datos estimados de turbo decodificador para cada iteracion de decodificacion; un medio para controlar el decodificador que incluye: un medio generador de codigo de firma para generar una firma de codigo correspondiente a datos estimados de turbo decodificador por cada iteracion de decodificador que es al menos veinte veces menor que los correspondientes datos estimados de turbo decodificador; y un medio para comparar firmas de codigo generadas para datos estimados de turbo decodificador de sucesivas iteraciones del decodificador. También se divulga un método para corregir errores de datos de senal de comunicacion que emplea al aparato.
ARP080100299A 2000-11-14 2008-01-25 Un aparato configurado para ser utilizado en comunicacion inalambrica y un metodo para corregir errores de datos de senal de comunicacion que emplea a dicho aparato AR065022A2 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US24844000P 2000-11-14 2000-11-14

Publications (1)

Publication Number Publication Date
AR065022A2 true AR065022A2 (es) 2009-05-13

Family

ID=22939139

Family Applications (3)

Application Number Title Priority Date Filing Date
ARP010105293A AR031331A1 (es) 2000-11-14 2001-11-14 Un turbo decodificador iterativo y un metodo para dicho turbo decodificador interativo que corrige errores en datos de senal de comunicacion
ARP060101803A AR054111A2 (es) 2000-11-14 2006-05-04 Una unidad transmisora /receptora inalambrica (wtru) y un metodo para la decodificacion turbo iteractiva de senales de comunicacion inalambrica recibidas
ARP080100299A AR065022A2 (es) 2000-11-14 2008-01-25 Un aparato configurado para ser utilizado en comunicacion inalambrica y un metodo para corregir errores de datos de senal de comunicacion que emplea a dicho aparato

Family Applications Before (2)

Application Number Title Priority Date Filing Date
ARP010105293A AR031331A1 (es) 2000-11-14 2001-11-14 Un turbo decodificador iterativo y un metodo para dicho turbo decodificador interativo que corrige errores en datos de senal de comunicacion
ARP060101803A AR054111A2 (es) 2000-11-14 2006-05-04 Una unidad transmisora /receptora inalambrica (wtru) y un metodo para la decodificacion turbo iteractiva de senales de comunicacion inalambrica recibidas

Country Status (20)

Country Link
US (1) US6956912B2 (es)
EP (2) EP1378086B9 (es)
JP (3) JP3852406B2 (es)
KR (8) KR20090060350A (es)
CN (2) CN1264298C (es)
AR (3) AR031331A1 (es)
AT (1) ATE271289T1 (es)
AU (1) AU2002220117A1 (es)
BR (1) BR0115954A (es)
CA (2) CA2428776C (es)
DE (1) DE60104338T2 (es)
DK (1) DK1378086T3 (es)
ES (1) ES2225647T3 (es)
HK (1) HK1063548A1 (es)
IL (3) IL155880A0 (es)
MX (1) MXPA03004267A (es)
MY (1) MY126922A (es)
NO (1) NO20032162L (es)
TW (1) TW522659B (es)
WO (1) WO2002041563A2 (es)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU4515801A (en) 1999-12-03 2001-06-18 Broadcom Corporation Viterbi slicer for turbo codes
WO2001043310A2 (en) 1999-12-03 2001-06-14 Broadcom Corporation Embedded training sequences for carrier acquisition and tracking
US7421044B2 (en) 2000-09-05 2008-09-02 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
US6518892B2 (en) 2000-11-06 2003-02-11 Broadcom Corporation Stopping criteria for iterative decoding
US7533320B2 (en) 2000-11-14 2009-05-12 Interdigital Technology Corporation Wireless transmit/receive unit having a turbo decoder with circular redundancy code signature comparison and method
KR100713331B1 (ko) * 2000-12-23 2007-05-04 삼성전자주식회사 부호분할다중접속 이동통신시스템의 반복복호 중지 장치 및 방법
JP3512176B2 (ja) * 2001-05-15 2004-03-29 松下電器産業株式会社 ターボ復号装置およびターボ復号における復号の繰返し回数の制御方法
EP1499025A1 (en) * 2003-07-17 2005-01-19 Evolium S.A.S. Stop criterion for an iterative data processing method
JP2008544721A (ja) * 2005-06-27 2008-12-04 トムソン ライセンシング 反復デコーダの電力削減のための方法及び装置
EP1783916B1 (en) * 2005-11-07 2019-11-06 Samsung Electronics Co., Ltd. Apparatus and method for stopping iterative decoding in a mobile communication system
JP2010011119A (ja) * 2008-06-27 2010-01-14 Nec Electronics Corp 復号方法および復号装置
US8984377B2 (en) 2011-04-19 2015-03-17 National Kaohsiung First University Of Science And Technology Stopping methods for iterative signal processing

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Publication number Priority date Publication date Assignee Title
WO2000027037A2 (en) * 1998-11-05 2000-05-11 Qualcomm Incorporated Efficient iterative decoding
US6298084B1 (en) * 1998-11-24 2001-10-02 Motorola, Inc. Bad frame detector and turbo decoder
EP1009098A1 (en) 1998-12-10 2000-06-14 Sony International (Europe) GmbH Error correction using a turbo code and a CRC
EP1017176B1 (en) 1998-12-30 2011-02-16 Canon Kabushiki Kaisha Coding device and method, decoding device and method and systems using them
US6665357B1 (en) * 1999-01-22 2003-12-16 Sharp Laboratories Of America, Inc. Soft-output turbo code decoder and optimized decoding method
DE19934646C2 (de) 1999-07-16 2001-09-13 Univ Dresden Tech Verfahren und Vorrichtung zur iterativen Decodierung von verketteten Codes
US6879648B2 (en) * 2000-01-31 2005-04-12 Texas Instruments Incorporated Turbo decoder stopping based on mean and variance of extrinsics
US6898254B2 (en) * 2000-01-31 2005-05-24 Texas Instruments Incorporated Turbo decoder stopping criterion improvement
US6526531B1 (en) * 2000-03-22 2003-02-25 Agere Systems Inc. Threshold detection for early termination of iterative decoding
US6591390B1 (en) * 2000-04-11 2003-07-08 Texas Instruments Incorporated CRC-based adaptive halting turbo decoder and method of use
US6675342B1 (en) * 2000-04-11 2004-01-06 Texas Instruments Incorporated Direct comparison adaptive halting decoder and method of use
US20010052104A1 (en) * 2000-04-20 2001-12-13 Motorola, Inc. Iteration terminating using quality index criteria of turbo codes
US6865708B2 (en) * 2000-08-23 2005-03-08 Wang Xiao-An Hybrid early-termination methods and output selection procedure for iterative turbo decoders
JP2002100995A (ja) * 2000-09-22 2002-04-05 Sony Corp 復号装置及び方法、並びにデータ受信装置及び方法
US6518892B2 (en) * 2000-11-06 2003-02-11 Broadcom Corporation Stopping criteria for iterative decoding

Also Published As

Publication number Publication date
ES2225647T3 (es) 2005-03-16
US20020061079A1 (en) 2002-05-23
TW522659B (en) 2003-03-01
JP3852406B2 (ja) 2006-11-29
CN1874211A (zh) 2006-12-06
DE60104338D1 (de) 2004-08-19
CA2428776C (en) 2008-01-15
KR20070065445A (ko) 2007-06-22
US6956912B2 (en) 2005-10-18
KR20090016728A (ko) 2009-02-17
KR100886858B1 (ko) 2009-03-05
EP1418697A1 (en) 2004-05-12
KR100525987B1 (ko) 2005-11-08
WO2002041563A3 (en) 2003-10-30
NO20032162D0 (no) 2003-05-13
KR100926812B1 (ko) 2009-11-12
KR100941664B1 (ko) 2010-02-11
HK1063548A1 (en) 2004-12-31
KR100871403B1 (ko) 2008-12-02
MY126922A (en) 2006-10-31
JP2004527142A (ja) 2004-09-02
CN1478340A (zh) 2004-02-25
KR100744201B1 (ko) 2007-08-01
KR20090102847A (ko) 2009-09-30
CA2428776A1 (en) 2002-05-23
NO20032162L (no) 2003-06-24
WO2002041563A2 (en) 2002-05-23
IL155880A0 (en) 2003-12-23
DE60104338T2 (de) 2004-12-02
EP1378086B9 (en) 2005-01-05
AR031331A1 (es) 2003-09-17
KR20090060350A (ko) 2009-06-11
MXPA03004267A (es) 2003-09-10
AU2002220117A1 (en) 2002-05-27
IL197056A0 (en) 2009-11-18
KR20040100836A (ko) 2004-12-02
EP1378086B1 (en) 2004-07-14
KR20080014927A (ko) 2008-02-14
KR101022730B1 (ko) 2011-03-22
ATE271289T1 (de) 2004-07-15
KR20040055719A (ko) 2004-06-26
BR0115954A (pt) 2004-01-06
EP1378086A2 (en) 2004-01-07
JP2009278686A (ja) 2009-11-26
CA2604072A1 (en) 2002-05-23
DK1378086T3 (da) 2004-11-15
CN1264298C (zh) 2006-07-12
IL155880A (en) 2008-07-08
AR054111A2 (es) 2007-06-06
JP2006325259A (ja) 2006-11-30
KR20080075532A (ko) 2008-08-18

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