CN1072302A - 用于辨格式编码调制数据中相位多义性的方法和装置 - Google Patents
用于辨格式编码调制数据中相位多义性的方法和装置 Download PDFInfo
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- CN1072302A CN1072302A CN92104299A CN92104299A CN1072302A CN 1072302 A CN1072302 A CN 1072302A CN 92104299 A CN92104299 A CN 92104299A CN 92104299 A CN92104299 A CN 92104299A CN 1072302 A CN1072302 A CN 1072302A
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- 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
- H03M13/25—Error detection or forward error correction by signal space coding, i.e. adding redundancy in the signal constellation, e.g. Trellis Coded Modulation [TCM]
- H03M13/256—Error detection or forward error correction by signal space coding, i.e. adding redundancy in the signal constellation, e.g. Trellis Coded Modulation [TCM] with trellis coding, e.g. with convolutional codes and TCM
-
- 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
- H03M13/25—Error detection or forward error correction by signal space coding, i.e. adding redundancy in the signal constellation, e.g. Trellis Coded Modulation [TCM]
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
- H04L27/186—Phase-modulated carrier systems, i.e. using phase-shift keying in which the information is carried by both the individual signal points and the subset to which the individual signal points belong, e.g. coset coding or related schemes
Abstract
Description
Claims (45)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/695,397 | 1991-05-03 | ||
US07/695,397 US5233630A (en) | 1991-05-03 | 1991-05-03 | Method and apparatus for resolving phase ambiguities in trellis coded modulated data |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1072302A true CN1072302A (zh) | 1993-05-19 |
CN1032104C CN1032104C (zh) | 1996-06-19 |
Family
ID=24792819
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN92104299A Expired - Fee Related CN1032104C (zh) | 1991-05-03 | 1992-05-03 | 用于分辨格式编码调制数据中相位多义性的方法和装置 |
Country Status (10)
Country | Link |
---|---|
US (1) | US5233630A (zh) |
CN (1) | CN1032104C (zh) |
AU (1) | AU2265892A (zh) |
IE (1) | IE80624B1 (zh) |
IL (1) | IL101752A (zh) |
MX (1) | MX9202041A (zh) |
MY (1) | MY109076A (zh) |
TW (1) | TW221838B (zh) |
WO (1) | WO1992020162A2 (zh) |
ZA (1) | ZA923193B (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103840841A (zh) * | 2014-02-11 | 2014-06-04 | 郭勇 | 一种克服7种相位模糊的ptcm+8psk编译码器的设计方法 |
Families Citing this family (92)
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JP2845705B2 (ja) * | 1993-01-14 | 1999-01-13 | 日本電気株式会社 | 多レベル符号化変調通信装置 |
US5428631A (en) * | 1993-02-01 | 1995-06-27 | Qualcomm Incorporated | Method and apparatus for resolving phase ambiguities in trellis coded modulated data |
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IT1272565B (it) * | 1993-09-03 | 1997-06-23 | Sits Soc It Telecom Siemens | Procedimento e dispositivo per la risoluzione dell'ambiguita' di fase in demodulatori con modulazione numerica codificata a traliccio e decodifica di viterbi |
FR2713423B1 (fr) * | 1993-11-30 | 1996-03-29 | Alcatel Telspace | Codeur et décodeur différentiels pour la modulation MDP-8 codée en treillis par l'approche pragmatique. |
FR2716588B1 (fr) * | 1994-02-18 | 1996-03-29 | Alcatel Telspace | Système de codage convolutionnel et de décodage de viterbi transparent aux sauts de phase de pi et pi/2, applicable notamment aux transmissions AMRT. |
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JP3171772B2 (ja) * | 1995-08-23 | 2001-06-04 | 沖電気工業株式会社 | ビタビ復号方法及びビタビ復号装置 |
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US5805583A (en) * | 1995-08-25 | 1998-09-08 | Terayon Communication Systems | Process for communicating multiple channels of digital data in distributed systems using synchronous code division multiple access |
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FR2742611B1 (fr) * | 1995-12-19 | 1998-01-16 | Alcatel Telspace | Systeme de codage/decodage utilisant la modulation maq-16 codee en blocs a multiniveaux |
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US3789360A (en) * | 1972-10-13 | 1974-01-29 | Harris Intertype Corp | Convolutional decoder |
JPS57155857A (en) * | 1981-03-23 | 1982-09-27 | Kokusai Denshin Denwa Co Ltd <Kdd> | Maximum likelihood method and apparatus for error |
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US4993046A (en) * | 1988-06-24 | 1991-02-12 | Nippon Telegraph And Telephone Corporation | Coded modulation communication system |
US5115453A (en) * | 1990-10-01 | 1992-05-19 | At&T Bell Laboratories | Technique for designing a multidimensional signaling scheme |
-
1991
- 1991-05-03 US US07/695,397 patent/US5233630A/en not_active Expired - Lifetime
-
1992
- 1992-04-30 IL IL101752A patent/IL101752A/xx not_active IP Right Cessation
- 1992-04-30 MX MX9202041A patent/MX9202041A/es not_active IP Right Cessation
- 1992-04-30 ZA ZA923193A patent/ZA923193B/xx unknown
- 1992-04-30 TW TW081103402A patent/TW221838B/zh not_active IP Right Cessation
- 1992-05-01 AU AU22658/92A patent/AU2265892A/en not_active Abandoned
- 1992-05-01 WO PCT/US1992/003656 patent/WO1992020162A2/en active Application Filing
- 1992-05-02 MY MYPI92000761A patent/MY109076A/en unknown
- 1992-05-03 CN CN92104299A patent/CN1032104C/zh not_active Expired - Fee Related
- 1992-07-01 IE IE921372A patent/IE80624B1/en not_active IP Right Cessation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103840841A (zh) * | 2014-02-11 | 2014-06-04 | 郭勇 | 一种克服7种相位模糊的ptcm+8psk编译码器的设计方法 |
Also Published As
Publication number | Publication date |
---|---|
WO1992020162A2 (en) | 1992-11-12 |
CN1032104C (zh) | 1996-06-19 |
WO1992020162A3 (en) | 1993-01-07 |
AU2265892A (en) | 1992-12-21 |
IL101752A (en) | 1997-11-20 |
TW221838B (zh) | 1994-03-21 |
IL101752A0 (en) | 1992-12-30 |
MX9202041A (es) | 1992-11-01 |
IE80624B1 (en) | 1998-10-21 |
ZA923193B (en) | 1993-04-28 |
IE921372A1 (en) | 1992-11-04 |
US5233630A (en) | 1993-08-03 |
MY109076A (en) | 1996-11-30 |
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