CN1185822C - 咬尾编码的解码技术 - Google Patents
咬尾编码的解码技术 Download PDFInfo
- Publication number
- CN1185822C CN1185822C CNB971997993A CN97199799A CN1185822C CN 1185822 C CN1185822 C CN 1185822C CN B971997993 A CNB971997993 A CN B971997993A CN 97199799 A CN97199799 A CN 97199799A CN 1185822 C CN1185822 C CN 1185822C
- Authority
- CN
- China
- Prior art keywords
- decoding
- bit
- grid
- information sequence
- decoded information
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Lifetime
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Classifications
-
- 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
-
- 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
- H03M13/41—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes using the Viterbi algorithm or Viterbi processors
- H03M13/4123—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes using the Viterbi algorithm or Viterbi processors implementing the return to a predetermined state
-
- 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
- H03M13/413—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes using the Viterbi algorithm or Viterbi processors tail biting Viterbi 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
- H04L1/0045—Arrangements at the receiver end
- H04L1/0054—Maximum-likelihood or sequential decoding, e.g. Viterbi, Fano, ZJ algorithms
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)
- Artificial Intelligence (AREA)
- Error Detection And Correction (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims (13)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/714,684 | 1996-09-16 | ||
US08/714,684 US5920597A (en) | 1996-09-16 | 1996-09-16 | Decoding technique for tail biting codes |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1238084A CN1238084A (zh) | 1999-12-08 |
CN1185822C true CN1185822C (zh) | 2005-01-19 |
Family
ID=24871052
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB971997993A Expired - Lifetime CN1185822C (zh) | 1996-09-16 | 1997-09-08 | 咬尾编码的解码技术 |
Country Status (9)
Country | Link |
---|---|
US (1) | US5920597A (zh) |
EP (1) | EP0925661B1 (zh) |
JP (1) | JP2001506811A (zh) |
KR (1) | KR20000036147A (zh) |
CN (1) | CN1185822C (zh) |
AU (1) | AU4094697A (zh) |
DE (1) | DE69731755D1 (zh) |
TW (1) | TW396697B (zh) |
WO (1) | WO1998011688A1 (zh) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6535497B1 (en) * | 1998-05-11 | 2003-03-18 | Telefonaktiebolaget Lm Ericsson (Publ) | Methods and systems for multiplexing of multiple users for enhanced capacity radiocommunications |
TW377427B (en) * | 1998-05-26 | 1999-12-21 | Koninklijke Philips Electronics Nv | Transmission system having a simplified channel decoder applicable to mobile phone systems for better reliability in serial transmission |
US6484285B1 (en) * | 2000-02-07 | 2002-11-19 | Ericsson, Inc. | Tailbiting decoder and method |
US6754487B1 (en) | 2000-02-28 | 2004-06-22 | Telecom Network Optimization, Inc. | Radio network test analysis system |
KR100320221B1 (ko) * | 2000-02-29 | 2002-01-10 | 구자홍 | 직렬 연쇄 컨벌루션 부호화 장치 및 방법 |
US7095719B1 (en) * | 2000-06-20 | 2006-08-22 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and apparatus for dynamic packet selection in uncoordinated radio systems |
USRE43871E1 (en) | 2000-08-15 | 2012-12-25 | Pctel, Inc. | System and method for identifying co-channel interference in a radio network |
US7240270B2 (en) * | 2001-04-30 | 2007-07-03 | Nokia Corporation | Method of transmitting signaling messages in a mobile telecommunications network |
CN100382551C (zh) * | 2003-09-08 | 2008-04-16 | 大唐移动通信设备有限公司 | 一种对通信***消息进行编解码的方法 |
US7583643B2 (en) * | 2003-09-30 | 2009-09-01 | Motorola, Inc. | Enhanced passive scanning |
US7675878B2 (en) * | 2003-09-30 | 2010-03-09 | Motorola, Inc. | Enhanced passive scanning |
US8046662B2 (en) | 2004-08-20 | 2011-10-25 | Broadcom Corporation | Method and system for decoding control data in GSM-based systems using inherent redundancy |
US7716565B2 (en) * | 2004-08-20 | 2010-05-11 | Broadcom Corporation | Method and system for decoding video, voice, and speech data using redundancy |
US7590029B2 (en) * | 2005-02-24 | 2009-09-15 | The Charles Stark Draper Laboratory, Inc. | Methods and systems for communicating data through a pipe |
US7765459B2 (en) * | 2005-09-28 | 2010-07-27 | Samsung Electronics Co., Ltd. | Viterbi decoder and viterbi decoding method |
US8224326B1 (en) * | 2007-03-19 | 2012-07-17 | At&T Mobility Ii Llc | GSM rescue handover utilizing adaptive multirate half-rate |
JP5385513B2 (ja) * | 2007-06-18 | 2014-01-08 | 富士通モバイルコミュニケーションズ株式会社 | ディジタル通信システム、ディジタル無線送信装置、ディジタル無線受信装置 |
JP4922242B2 (ja) * | 2008-06-05 | 2012-04-25 | パナソニック株式会社 | 符号化装置、符号化方法、及びビタビ復号装置 |
CN102282771B (zh) * | 2008-12-02 | 2014-10-08 | 日本电气株式会社 | 解码方法 |
US8489972B2 (en) * | 2008-12-02 | 2013-07-16 | Nec Corporation | Decoding method and decoding device |
JP5359538B2 (ja) * | 2009-05-08 | 2013-12-04 | 日本電気株式会社 | 復号装置、復号方法およびプログラム |
JP5338506B2 (ja) * | 2009-06-16 | 2013-11-13 | 富士通株式会社 | 復号装置及び信号処理システム |
US8433004B2 (en) | 2010-02-26 | 2013-04-30 | Research In Motion Limited | Low-latency viterbi survivor memory architecture and method using register exchange, trace-back, and trace-forward |
US8402342B2 (en) * | 2010-02-26 | 2013-03-19 | Research In Motion Limited | Method and system for cyclic redundancy check |
KR101612294B1 (ko) * | 2011-02-15 | 2016-04-15 | 삼성전자주식회사 | 통신 시스템에서 복호화를 위한 장치 및 방법 |
US9066288B2 (en) | 2012-09-13 | 2015-06-23 | Qualcomm Incorporated | Apparatus and method for enabling communication on a supplemental channel in a GSM wireless communication network |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60180222A (ja) * | 1984-02-27 | 1985-09-14 | Nec Corp | 符号誤り訂正装置 |
US5115438A (en) * | 1988-08-04 | 1992-05-19 | Siemens Aktiengesellschaft | Method for redundancy-saving, error-correcting coding in digital radio link systems having multi-level modulation |
US5349589A (en) * | 1991-07-01 | 1994-09-20 | Ericsson Ge Mobile Communications Inc. | Generalized viterbi algorithm with tail-biting |
US5351249A (en) * | 1991-07-19 | 1994-09-27 | Interdigital Technology Corporation | Trellis coded FM digital communications system and method |
US5239557A (en) * | 1992-04-10 | 1993-08-24 | Ericsson/Ge Mobile Communications | Discountinuous CDMA reception |
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 |
US5588028A (en) * | 1993-02-02 | 1996-12-24 | U.S. Robotics | Simplified trellis decoder |
US5355376A (en) * | 1993-02-11 | 1994-10-11 | At&T Bell Laboratories | Circular viterbi decoder |
CA2131674A1 (en) * | 1993-09-10 | 1995-03-11 | Kalyan Ganesan | High performance error control coding in channel encoders and decoders |
KR0129577B1 (ko) * | 1994-04-30 | 1998-04-10 | 배순훈 | 32-직각진폭변조방식을 이용하는 영상수신시스템에서 개선된 메트릭 계산방법 |
US5687188A (en) * | 1994-10-11 | 1997-11-11 | Motorola, Inc. | Method of producing an adjusted metric |
US5659578A (en) * | 1994-11-23 | 1997-08-19 | At&T Wireless Services, Inc. | High rate Reed-Solomon concatenated trellis coded 16 star QAM system for transmission of data over cellular mobile radio |
-
1996
- 1996-09-16 US US08/714,684 patent/US5920597A/en not_active Expired - Lifetime
-
1997
- 1997-09-03 TW TW086112661A patent/TW396697B/zh not_active IP Right Cessation
- 1997-09-08 DE DE69731755T patent/DE69731755D1/de not_active Expired - Lifetime
- 1997-09-08 CN CNB971997993A patent/CN1185822C/zh not_active Expired - Lifetime
- 1997-09-08 WO PCT/US1997/015681 patent/WO1998011688A1/en not_active Application Discontinuation
- 1997-09-08 JP JP51371898A patent/JP2001506811A/ja active Pending
- 1997-09-08 EP EP97938666A patent/EP0925661B1/en not_active Expired - Lifetime
- 1997-09-08 AU AU40946/97A patent/AU4094697A/en not_active Abandoned
- 1997-09-08 KR KR1019997002191A patent/KR20000036147A/ko not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
EP0925661B1 (en) | 2004-11-24 |
KR20000036147A (ko) | 2000-06-26 |
CN1238084A (zh) | 1999-12-08 |
TW396697B (en) | 2000-07-01 |
JP2001506811A (ja) | 2001-05-22 |
WO1998011688A1 (en) | 1998-03-19 |
AU4094697A (en) | 1998-04-02 |
EP0925661A1 (en) | 1999-06-30 |
US5920597A (en) | 1999-07-06 |
DE69731755D1 (de) | 2004-12-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: UNWIRED PLANET INC. Free format text: FORMER OWNER: CLUSTER CO., LTD. Effective date: 20130701 Owner name: CLUSTER CO., LTD. Free format text: FORMER OWNER: ERICSSON CO. Effective date: 20130701 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20130701 Address after: Nevada Patentee after: Wireless Planet LLC Address before: Delaware Patentee before: Clastres LLC Effective date of registration: 20130701 Address after: Delaware Patentee after: Clastres LLC Address before: North Carolina Patentee before: ERICSSON Inc. |
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CX01 | Expiry of patent term |
Granted publication date: 20050119 |
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CX01 | Expiry of patent term |