IL122019A0 - Traceback for viterbi decoder - Google Patents

Traceback for viterbi decoder

Info

Publication number: IL122019A0
Authority: IL; Israel
Prior art keywords: traceback; viterbi decoder; viterbi; decoder
Prior art date: 1996-10-30

Application number

IL12201997A

Other languages

English (en)

Original Assignee

Discovision Ass

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.)

1996-10-30

Filing date

1997-10-24

Publication date

1998-03-10

1997-10-24 Application filed by Discovision Ass filed Critical Discovision Ass

1998-03-10 Publication of IL122019A0 publication Critical patent/IL122019A0/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
- H03M13/65—Purpose and implementation aspects
- H03M13/6502—Reduction of hardware complexity or efficient processing
- 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
- H03M13/395—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes using a collapsed trellis, e.g. M-step algorithm, radix-n architectures with n>2
- 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

Landscapes

Physics & Mathematics (AREA)
Probability & Statistics with Applications (AREA)
Engineering & Computer Science (AREA)
Theoretical Computer Science (AREA)
Error Detection And Correction (AREA)

IL12201997A 1996-10-30 1997-10-24 Traceback for viterbi decoder IL122019A0 (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GBGB9622540.4A GB9622540D0 (en)	1996-10-30	1996-10-30	Trackback for viterbi decoder

Publications (1)

Publication Number	Publication Date
IL122019A0 true IL122019A0 (en)	1998-03-10

Family

ID=10802136

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IL12201997A IL122019A0 (en)	1996-10-30	1997-10-24	Traceback for viterbi decoder

Country Status (13)

Country	Link
US (1)	US5987637A (id)
EP (1)	EP0840460A3 (id)
JP (1)	JPH10150369A (id)
KR (1)	KR19980033276A (id)
CN (1)	CN1186385A (id)
AR (1)	AR009136A1 (id)
AU (1)	AU3991797A (id)
CA (1)	CA2198579A1 (id)
GB (1)	GB9622540D0 (id)
ID (1)	ID18985A (id)
IL (1)	IL122019A0 (id)
SG (1)	SG65027A1 (id)
TW (1)	TW354445B (id)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6148431A (en) *	1998-03-26	2000-11-14	Lucent Technologies Inc.	Add compare select circuit and method implementing a viterbi algorithm
JPH11355150A (ja) *	1998-06-09	1999-12-24	Sony Corp	パンクチャドビタビ復号方法
KR100285067B1 (ko) *	1998-09-25	2001-03-15	윤종용	비터비 디코더의 가산 비교 선택 회로
US6654929B1 (en) *	1999-10-01	2003-11-25	Matsushita Electric Industrial Co., Ltd.	Viterbi decoder and Viterbi decoding method
US7225393B2 (en) *	1999-10-01	2007-05-29	Matsushita Electric Industrial Co., Ltd.	Viterbi decoder and Viterbi decoding method
KR100335146B1 (ko) *	2000-03-09	2002-05-04	서평원	비터비 디코더의 트레이스 백 장치
GB0018841D0 (en) *	2000-08-02	2000-09-20	Koninkl Philips Electronics Nv	Data decoding
US20020144209A1 (en) *	2001-02-20	2002-10-03	Cute Ltd.	System for enhanced error correction in trellis decoding
US20020163547A1 (en)	2001-04-30	2002-11-07	Michael Abramson	Interactive electronically presented map
US7167531B2 (en) *	2001-09-17	2007-01-23	Digeo, Inc.	System and method for shared decoding using a data replay scheme
US7403981B2 (en) *	2002-01-04	2008-07-22	Quicksilver Technology, Inc.	Apparatus and method for adaptive multimedia reception and transmission in communication environments
US7609297B2 (en)	2003-06-25	2009-10-27	Qst Holdings, Inc.	Configurable hardware based digital imaging apparatus
US7522679B2 (en) *	2003-10-01	2009-04-21	Paradyne Corporation	System and method for adapting to a change in constellation density while receiving a signal
US7331013B2 (en) *	2004-02-18	2008-02-12	Nvidia Corporation	Viterbi decoder with survivor bits stored to support look-ahead addressing
US20070230606A1 (en) *	2006-03-31	2007-10-04	Anders Mark A	Viterbi traceback
DE102006047396A1 (de) *	2006-10-06	2008-04-10	Robert Bosch Gmbh	Schaltungsanordnung
US8185810B1 (en) *	2007-04-13	2012-05-22	Link—A—Media Devices Corporation	Low power viterbi trace back architecture
KR101134064B1 (ko) *	2007-05-14	2012-04-13	삼성전자주식회사	오류 제어 코드의 펑쳐링 장치 및 방법
TW201233070A (en) *	2011-01-26	2012-08-01	Ind Tech Res Inst	Pre-decoded tail-biting convolutional decoder and decoding method thereof
KR102039062B1 (ko) *	2013-02-14	2019-10-31	한국전자통신연구원	Ｍａｐ 디코딩 장치 및 방법

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4709377A (en) *	1985-03-13	1987-11-24	Paradyne	Viterbi decoder for wireline modems
US4713829A (en) *	1985-06-19	1987-12-15	Codex Corporation	Coded modulation system with a simplified decoder capable of reducing the effects of channel distortion
US4748626A (en) *	1987-01-28	1988-05-31	Racal Data Communications Inc.	Viterbi decoder with reduced number of data move operations
JP2594683B2 (ja) *	1990-05-18	1997-03-26	三菱電機株式会社	ヴィタビ・デコーダ
US5233630A (en) *	1991-05-03	1993-08-03	Qualcomm Incorporated	Method and apparatus for resolving phase ambiguities in trellis coded modulated data
US5416787A (en) *	1991-07-30	1995-05-16	Kabushiki Kaisha Toshiba	Method and apparatus for encoding and decoding convolutional codes
US5187675A (en) *	1991-09-18	1993-02-16	Ericsson-Ge Mobile Communications Holding Inc.	Maximum search circuit
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
US5438590A (en) *	1993-05-24	1995-08-01	Comstream Corporation	Transmitting and receiving apparatus and method including punctured convolutional encoding and decoding
US5465275A (en) *	1993-11-16	1995-11-07	At&T Ipm Corp.	Efficient utilization of present state/next state registers
JPH07283740A (ja) *	1994-04-05	1995-10-27	Sony Corp	送信装置、受信装置、および伝送システム
US5511082A (en) *	1994-05-10	1996-04-23	General Instrument Corporation Of Delaware	Punctured convolutional encoder
US5506636A (en) *	1994-06-28	1996-04-09	Samsung Electronics Co., Ltd.	HDTV signal receiver with imaginary-sample-presence detector for QAM/VSB mode selection
KR0135796B1 (ko) *	1994-11-14	1998-04-27	김광호	비터비복호기에서 트레이스백 수행장치
US5497401A (en) *	1994-11-18	1996-03-05	Thomson Consumer Electronics, Inc.	Branch metric computer for a Viterbi decoder of a punctured and pragmatic trellis code convolutional decoder suitable for use in a multi-channel receiver of satellite, terrestrial and cable transmitted FEC compressed-digital television data

1996
- 1996-10-30 GB GBGB9622540.4A patent/GB9622540D0/en active Pending
1997
- 1997-02-18 US US08/802,189 patent/US5987637A/en not_active Expired - Fee Related
- 1997-02-26 CA CA002198579A patent/CA2198579A1/en not_active Abandoned
- 1997-10-03 EP EP97420181A patent/EP0840460A3/en not_active Withdrawn
- 1997-10-03 AU AU39917/97A patent/AU3991797A/en not_active Abandoned
- 1997-10-14 SG SG1997003740A patent/SG65027A1/en unknown
- 1997-10-21 JP JP9325120A patent/JPH10150369A/ja active Pending
- 1997-10-22 CN CN97121148A patent/CN1186385A/zh active Pending
- 1997-10-24 IL IL12201997A patent/IL122019A0/xx unknown
- 1997-10-29 AR ARP970105029A patent/AR009136A1/es unknown
- 1997-10-29 KR KR1019970055932A patent/KR19980033276A/ko not_active Withdrawn
- 1997-10-30 ID IDP973558A patent/ID18985A/id unknown
- 1997-11-06 TW TW086116570A patent/TW354445B/zh active

Also Published As

Publication number	Publication date
EP0840460A3 (en)	1998-10-21
CA2198579A1 (en)	1998-04-30
CN1186385A (zh)	1998-07-01
EP0840460A2 (en)	1998-05-06
AU3991797A (en)	1998-05-07
AR009136A1 (es)	2000-03-08
KR19980033276A (ko)	1998-07-25
US5987637A (en)	1999-11-16
ID18985A (id)	1998-05-28
JPH10150369A (ja)	1998-06-02
TW354445B (en)	1999-03-11
GB9622540D0 (en)	1997-01-08
MX9708136A (es)	1998-07-31
SG65027A1 (en)	1999-05-25

Publication	Publication Date	Title
GB2311447B (en)	1998-03-18	Viterbi decoder
IL122526A (en)	2003-10-31	Optimal soft-output decoder for tail-biting trellis codes
SG54490A1 (en)	1998-11-16	Viterbi decoder for digital packet signals
IL122019A0 (en)	1998-03-10	Traceback for viterbi decoder
GB9717810D0 (en)	1997-10-29	Add-compare-select processor in viterbi decoder
DE69809155D1 (de)	2002-12-12	Viterbi-Dekoder
EP0677967A3 (en)	1997-07-23	Viterbi decoder for high-definition television.
EP0409205A3 (en)	1992-01-08	Viterbi decoder
EP0673171A3 (en)	1996-11-06	Image decoder.
GB2328594B (en)	2002-11-06	Soft-decision syndrome-based decoder for convolutional codes
EP0611098A3 (en)	1994-09-14	Circular Viterbi decoder for "tail-biting" convolutional codes.
GB2354918B (en)	2001-10-17	Turbo-code decoder
BR9603743A (pt)	1998-06-02	Decodificador convolucional
GB9705878D0 (en)	1997-05-07	A variable rate viterbi decoder
IL149248A0 (en)	2002-11-10	High-speed acs unit for a viterbi decoder
GB9713823D0 (en)	1997-09-03	Viterbi decoder for decoding depunctured code
SG50369A1 (en)	1998-07-20	Traceback-performing apparatus in viterbi decoder
EP0661840A3 (en)	1997-02-26	Viterbi decoder with a trace-back procedure with decreasing length.
GB2327577B (en)	2002-09-11	Re-encoding decoded signals
IL141228A0 (en)	2002-03-10	Cached chainback ram for serial viterbi decoder
DE69709468D1 (de)	2002-02-14	MPEG2-Dekodierer
GB9727487D0 (en)	1998-02-25	Viterbi equalizer
EP0677964A3 (en)	1997-07-23	HDTV Viterbi decoder.
AU2943900A (en)	2001-09-24	Viterbi decoder
EP0793354A3 (fr)	1999-11-10	Structure intégrée d'un décodeur convolutif de Viterbi