DE3854292D1 - Decoder. - Google Patents
Decoder.Info
- Publication number
- DE3854292D1 DE3854292D1 DE3854292T DE3854292T DE3854292D1 DE 3854292 D1 DE3854292 D1 DE 3854292D1 DE 3854292 T DE3854292 T DE 3854292T DE 3854292 T DE3854292 T DE 3854292T DE 3854292 D1 DE3854292 D1 DE 3854292D1
- Authority
- DE
- Germany
- Prior art keywords
- decoder
- 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 - Fee Related
Links
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
- 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
- H04L1/0067—Rate matching
- H04L1/0068—Rate matching by puncturing
-
- 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
- H03M13/33—Synchronisation based on error coding or 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62248598A JPS6490621A (en) | 1987-09-30 | 1987-09-30 | Decoder |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3854292D1 true DE3854292D1 (de) | 1995-09-14 |
DE3854292T2 DE3854292T2 (de) | 1996-01-11 |
Family
ID=17180501
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE3854292T Expired - Fee Related DE3854292T2 (de) | 1987-09-30 | 1988-09-29 | Decoder. |
Country Status (6)
Country | Link |
---|---|
US (1) | US4918446A (de) |
EP (1) | EP0310057B1 (de) |
JP (1) | JPS6490621A (de) |
AU (1) | AU604627B2 (de) |
CA (1) | CA1289253C (de) |
DE (1) | DE3854292T2 (de) |
Families Citing this family (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5117427A (en) * | 1988-03-03 | 1992-05-26 | Mitsubishi Denki Kabushiki Kaisha | Communication system with concatenated coding error correction |
US5321705A (en) * | 1990-11-21 | 1994-06-14 | Motorola, Inc. | Error detection system |
US5379305A (en) * | 1992-07-20 | 1995-01-03 | Digital Equipment Corporation | Error correction system with selectable error correction capabilities |
JP2522142B2 (ja) * | 1992-12-25 | 1996-08-07 | 日本電気株式会社 | ビタビ復号器の同期検出方式 |
FR2700228B1 (fr) * | 1993-01-06 | 1995-02-10 | Alcatel Telspace | Dispositif de calage de phase de chacun des paquets d'un signal numérique à modulation de phase, et récepteur correspondant. |
JPH06334537A (ja) * | 1993-05-21 | 1994-12-02 | Fujitsu Ltd | 不確定性除去機能付きシリアル/パラレル変換回路 |
JP2780612B2 (ja) * | 1993-10-13 | 1998-07-30 | 富士通株式会社 | 磁気記録再生装置 |
FR2725098B1 (fr) * | 1994-09-27 | 1996-11-22 | Alcatel Telspace | Dispositif de synchronisation de branches d'un decodeur de viterbi compris dans un recepteur de donnees numeriques codees en treillis multidimensionnel |
US5710783A (en) * | 1995-06-07 | 1998-01-20 | Luthi; Daniel A. | Optimization of synchronization control in concatenated decoders |
AU733663B2 (en) * | 1996-02-09 | 2001-05-17 | Overland Storage, Inc. | Encoder for digital data storage |
US6543024B2 (en) | 1996-02-09 | 2003-04-01 | Overland Storage, Inc. | Write format for digital data storage |
US5815514A (en) * | 1996-02-09 | 1998-09-29 | Overland Data, Inc. | Variable rate bit inserter for digital data storage |
US6167550A (en) * | 1996-02-09 | 2000-12-26 | Overland Data, Inc. | Write format for digital data storage |
US5931968A (en) * | 1996-02-09 | 1999-08-03 | Overland Data, Inc. | Digital data recording channel |
US5712863A (en) * | 1996-02-09 | 1998-01-27 | Overland Data Inc | Randomizing encoder for digital data storage |
US5742622A (en) * | 1996-03-12 | 1998-04-21 | Discovision Associates | Error detection and correction system for a stream of encoded data |
US5812603A (en) * | 1996-08-22 | 1998-09-22 | Lsi Logic Corporation | Digital receiver using a concatenated decoder with error and erasure correction |
JPH10112144A (ja) * | 1996-10-03 | 1998-04-28 | Sony Corp | 再生装置、誤り訂正装置及び誤り訂正方法 |
US5955977A (en) * | 1997-03-31 | 1999-09-21 | Sharp Laboratories Of America, Inc. | System for avoiding start code emulation and long carry-over propagation |
US5931966A (en) * | 1997-05-19 | 1999-08-03 | Carnegie Mellon University | Viterbi detector with a pipelined look-up table of squared errors |
US6009553A (en) * | 1997-12-15 | 1999-12-28 | The Whitaker Corporation | Adaptive error correction for a communications link |
US6597526B1 (en) | 1998-08-14 | 2003-07-22 | Overland Storage, Inc. | Magnetic tape drive apparatus including a variable rate encoder |
EP1114528B1 (de) | 1999-07-08 | 2006-06-07 | Samsung Electronics Co., Ltd. | Vorrichtung und verfahren zur steuerung einem demultiplexeur und demultiplexeur für ratenanpassung in einem mobilen übertragungssystem |
US7725036B2 (en) * | 2002-02-12 | 2010-05-25 | Finisar Corporation | Efficient transmission of digital return path data in cable television return path |
US8156535B2 (en) * | 2002-02-12 | 2012-04-10 | Finsar Corporation | Data rate compression device for cable television return path using bandpass puncturing |
US7751718B2 (en) * | 2002-02-12 | 2010-07-06 | Finisar Corporation | Efficient transmission of digital return path data in cable television return path |
US8032916B2 (en) * | 2004-05-12 | 2011-10-04 | Finisar Corporation | Single master clock control of Ethernet data transfer over both a cable TV return path and an Ethernet forward path |
US7765576B2 (en) * | 2004-05-12 | 2010-07-27 | Finsiar Corporation | Changing communication mode in a CATV pathway using mute commands |
JP4491587B2 (ja) * | 2004-11-26 | 2010-06-30 | テクトロニクス・インターナショナル・セールス・ゲーエムベーハー | データ発生装置 |
JP2006262394A (ja) * | 2005-03-18 | 2006-09-28 | Nec Corp | 復号回路及び復号方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3872432A (en) * | 1974-04-10 | 1975-03-18 | Itt | Synchronization circuit for a viterbi decoder |
JPS57155857A (en) * | 1981-03-23 | 1982-09-27 | Kokusai Denshin Denwa Co Ltd <Kdd> | Maximum likelihood method and apparatus for error |
US4527279A (en) * | 1982-07-12 | 1985-07-02 | Kokusai Denshin Denwa Co. | Synchronization circuit for a Viterbi decoder |
JPS60177732A (ja) * | 1984-02-23 | 1985-09-11 | Fujitsu Ltd | ビタビデコ−ダによる誤り検出方式 |
US4583078A (en) * | 1984-11-13 | 1986-04-15 | Communications Satellite Corporation | Serial Viterbi decoder |
EP0205667B1 (de) * | 1985-06-14 | 1990-02-14 | Koninklijke Philips Electronics N.V. | System zum Übertragen von Worten, gesichert bei einer Kombination eines Blockcodes und eines rekurrenten Kodes, Übertragungsgerät zur Verwendung in solchem System und Empfängergerät zur Verwendung in solchem System |
JPH0824270B2 (ja) * | 1985-12-25 | 1996-03-06 | 日本電信電話株式会社 | たたみ込み符号器および最尤復号器 |
JPS62193323A (ja) * | 1986-02-19 | 1987-08-25 | Sony Corp | ヴイタビ復号装置 |
NL8603164A (nl) * | 1986-12-12 | 1988-07-01 | Optical Storage Int | Werkwijze voor het overdragen van n-bit informatiewoorden, informatieoverdrachtsysteem voor het uitvoeren van de werkwijze, alsmede een kodeerinrichting en dekodeerinrichting voor toepassing in het informatieoverdrachtsysteem. |
-
1987
- 1987-09-30 JP JP62248598A patent/JPS6490621A/ja active Granted
-
1988
- 1988-09-27 AU AU22874/88A patent/AU604627B2/en not_active Ceased
- 1988-09-29 DE DE3854292T patent/DE3854292T2/de not_active Expired - Fee Related
- 1988-09-29 EP EP88116055A patent/EP0310057B1/de not_active Expired - Lifetime
- 1988-09-29 CA CA000578779A patent/CA1289253C/en not_active Expired - Fee Related
- 1988-09-30 US US07/251,487 patent/US4918446A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US4918446A (en) | 1990-04-17 |
JPH0423453B2 (de) | 1992-04-22 |
AU604627B2 (en) | 1990-12-20 |
CA1289253C (en) | 1991-09-17 |
EP0310057B1 (de) | 1995-08-09 |
EP0310057A2 (de) | 1989-04-05 |
DE3854292T2 (de) | 1996-01-11 |
EP0310057A3 (en) | 1990-08-29 |
JPS6490621A (en) | 1989-04-07 |
AU2287488A (en) | 1989-04-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |