ID28514A - Ram rantai balik yang disembunyikan untuk serial dekoder viterbi - Google Patents

Ram rantai balik yang disembunyikan untuk serial dekoder viterbi

Info

Publication number
ID28514A
ID28514A IDW20010538A ID20010538A ID28514A ID 28514 A ID28514 A ID 28514A ID W20010538 A IDW20010538 A ID W20010538A ID 20010538 A ID20010538 A ID 20010538A ID 28514 A ID28514 A ID 28514A
Authority
ID
Indonesia
Prior art keywords
hid
viterbi
december
series
ram chain
Prior art date
Application number
IDW20010538A
Other languages
English (en)
Inventor
Hansquine David
Original Assignee
Qualcomm Inc
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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of ID28514A publication Critical patent/ID28514A/id

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
    • H03M13/37—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
    • H03M13/41—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes using the Viterbi algorithm or Viterbi processors
    • H03M13/4161—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes using the Viterbi algorithm or Viterbi processors implementing path management
    • H03M13/4169—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes using the Viterbi algorithm or Viterbi processors implementing path management using traceback
    • 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
    • H03M13/41—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes using the Viterbi algorithm or Viterbi processors
    • H03M13/4107—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes using the Viterbi algorithm or Viterbi processors implementing add, compare, select [ACS] operations

Landscapes

  • Physics & Mathematics (AREA)
  • Probability & Statistics with Applications (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Error Detection And Correction (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Telephone Function (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Detection And Correction Of Errors (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)
IDW20010538A 1998-08-04 1999-08-04 Ram rantai balik yang disembunyikan untuk serial dekoder viterbi ID28514A (id)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/129,022 US6269130B1 (en) 1998-08-04 1998-08-04 Cached chainback RAM for serial viterbi decoder

Publications (1)

Publication Number Publication Date
ID28514A true ID28514A (id) 2001-05-31

Family

ID=22438110

Family Applications (1)

Application Number Title Priority Date Filing Date
IDW20010538A ID28514A (id) 1998-08-04 1999-08-04 Ram rantai balik yang disembunyikan untuk serial dekoder viterbi

Country Status (15)

Country Link
US (1) US6269130B1 (id)
EP (1) EP1103101A1 (id)
JP (1) JP2002522944A (id)
KR (1) KR20010072210A (id)
CN (1) CN1164040C (id)
AU (1) AU763225B2 (id)
BR (1) BR9912705A (id)
CA (1) CA2339257A1 (id)
ID (1) ID28514A (id)
IL (1) IL141228A0 (id)
NZ (1) NZ509695A (id)
RU (1) RU2236084C2 (id)
UA (1) UA75863C2 (id)
WO (1) WO2000008769A1 (id)
ZA (1) ZA200100914B (id)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6463031B1 (en) * 1998-12-03 2002-10-08 Nokia Mobile Phones Limited Rate determination technique that utilizes modified cumulative metrics to orthogonalize the rates
JP3399414B2 (ja) * 1999-09-14 2003-04-21 日本電気株式会社 送受信回路及びそれを用いた移動通信端末装置並びにその制御方法及びその制御プログラム記録媒体
US6757864B1 (en) * 2000-04-06 2004-06-29 Qualcomm, Incorporated Method and apparatus for efficiently reading and storing state metrics in memory for high-speed ACS viterbi decoder implementations
US7359464B2 (en) * 2003-12-31 2008-04-15 Intel Corporation Trellis decoder and method of decoding
US7716551B2 (en) * 2005-12-07 2010-05-11 Microsoft Corporation Feedback and frame synchronization between media encoders and decoders
KR20110124729A (ko) * 2010-05-11 2011-11-17 한국전자통신연구원 통신 시스템에서 데이터 송수신 장치 및 방법

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4240156A (en) * 1979-03-29 1980-12-16 Doland George D Concatenated error correcting system
US4979175A (en) * 1988-07-05 1990-12-18 Motorola, Inc. State metric memory arrangement for a viterbi decoder
US5408502A (en) * 1992-07-13 1995-04-18 General Instrument Corporation Apparatus and method for communicating digital data using trellis coded QAM with punctured convolutional codes
KR960011125B1 (ko) * 1993-01-30 1996-08-20 삼성전자 주식회사 시분할 다중 통신 채널용 디지탈 복조 회로
ZA947317B (en) * 1993-09-24 1995-05-10 Qualcomm Inc Multirate serial viterbi decoder for code division multiple access system applications
US6005898A (en) * 1997-03-12 1999-12-21 Interdigital Technology Corporation Multichannel viterbi decoder
US6094465A (en) * 1997-03-21 2000-07-25 Qualcomm Incorporated Method and apparatus for performing decoding of CRC outer concatenated codes
US6038269A (en) * 1997-11-20 2000-03-14 National Semiconductor Corporation Detection for digital communication receivers

Also Published As

Publication number Publication date
CA2339257A1 (en) 2000-02-17
RU2236084C2 (ru) 2004-09-10
CN1321363A (zh) 2001-11-07
JP2002522944A (ja) 2002-07-23
WO2000008769A1 (en) 2000-02-17
CN1164040C (zh) 2004-08-25
US6269130B1 (en) 2001-07-31
BR9912705A (pt) 2002-01-15
AU763225B2 (en) 2003-07-17
ZA200100914B (en) 2002-05-02
KR20010072210A (ko) 2001-07-31
EP1103101A1 (en) 2001-05-30
HK1038449A1 (en) 2002-03-15
NZ509695A (en) 2002-08-28
IL141228A0 (en) 2002-03-10
UA75863C2 (en) 2006-06-15
AU5335799A (en) 2000-02-28

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