DE69122647D1 - Informationssignalverarbeitungsmethode und -apparat - Google Patents

Informationssignalverarbeitungsmethode und -apparat

Info

Publication number: DE69122647D1
Authority: DE; Germany
Prior art keywords: signal processing; processing method; information signal; information; signal
Prior art date: 1990-03-20
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

Application number

DE69122647T

Other languages

English (en)

Other versions

DE69122647T2 (de

Inventor

Akihiro Shikakura

Shinichi Yamashita

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Canon Inc

Original Assignee

Canon 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.)

1990-03-20

Filing date

1991-03-08

Publication date

1996-11-21

1991-03-08 Application filed by Canon Inc filed Critical Canon Inc

1996-11-21 Application granted granted Critical

1996-11-21 Publication of DE69122647D1 publication Critical patent/DE69122647D1/de

1997-02-27 Publication of DE69122647T2 publication Critical patent/DE69122647T2/de

2011-03-09 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

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
- H03M13/03—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
- H03M13/05—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits
- H03M13/09—Error detection only, e.g. using cyclic redundancy check [CRC] codes or single parity bit

Landscapes

Physics & Mathematics (AREA)
Probability & Statistics with Applications (AREA)
Engineering & Computer Science (AREA)
Theoretical Computer Science (AREA)
Error Detection And Correction (AREA)
Detection And Prevention Of Errors In Transmission (AREA)

DE69122647T 1990-03-20 1991-03-08 Informationssignalverarbeitungsmethode und -apparat Expired - Fee Related DE69122647T2 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP2072931A JPH03272224A (ja)	1990-03-20	1990-03-20	情報信号処理方法

Publications (2)

Publication Number	Publication Date
DE69122647D1 true DE69122647D1 (de)	1996-11-21
DE69122647T2 DE69122647T2 (de)	1997-02-27

Family

ID=13503604

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE69122647T Expired - Fee Related DE69122647T2 (de)	1990-03-20	1991-03-08	Informationssignalverarbeitungsmethode und -apparat

Country Status (4)

Country	Link
US (1)	US5303245A (de)
EP (1)	EP0453081B1 (de)
JP (1)	JPH03272224A (de)
DE (1)	DE69122647T2 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5455939A (en) *	1992-06-17	1995-10-03	Intel Corporation	Method and apparatus for error detection and correction of data transferred between a CPU and system memory
JPH0787090A (ja) *	1993-06-30	1995-03-31	Toyo Commun Equip Co Ltd	巡回符号検出方法及び装置
US5894486A (en) *	1996-04-02	1999-04-13	Nec Corporation	Coding/decoding apparatus
US6052818A (en) *	1998-02-27	2000-04-18	International Business Machines Corporation	Method and apparatus for ECC bus protection in a computer system with non-parity memory
US6763492B1 (en) *	2000-09-26	2004-07-13	Qualcomm Incorporated	Method and apparatus for encoding of linear block codes

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2225890B1 (de) *	1973-04-13	1976-09-10	Honeywell Bull Soc Ind
US4346473A (en) *	1980-02-26	1982-08-24	Harris Corporation	Error correction coding method and apparatus for multilevel signaling
US4592054A (en) *	1982-10-22	1986-05-27	Mitsubishi Denki Kabushiki Kaisha	Decoder with code error correcting function
JPS59140738A (ja) *	1983-01-31	1984-08-13	Sony Corp	Ｐｃｍ信号の処理装置
JPS601673A (ja) *	1983-06-17	1985-01-07	Sony Corp	誤り検出方法
EP0183765A1 (de) *	1984-06-09	1986-06-11	Devon County Council	Verfahren und gerät zur datenübertragung
JPS616944A (ja) *	1984-06-21	1986-01-13	Nitsuko Ltd	フレ−ムの同期方式
JPS6151253A (ja) *	1984-08-20	1986-03-13	Nec Corp	誤り訂正回路
US4646312A (en) *	1984-12-13	1987-02-24	Ncr Corporation	Error detection and correction system
DE3576060D1 (de) *	1985-06-14	1990-03-22	Philips Nv	System zum uebertragen von worten, gesichert bei einer kombination eines blockcodes und eines rekurrenten kodes, uebertragungsgeraet zur verwendung in solchem system und empfaengergeraet zur verwendung in solchem system.
US4763331A (en) *	1985-12-11	1988-08-09	Nippon Telegraph And Telephone Corporation	Method for decoding error correcting block codes
CA1264091A (en) *	1986-01-10	1989-12-27	Yoichiro Sako	Generator for error correcting code and decoder for the code
US4791643A (en) *	1986-12-29	1988-12-13	Minnesota Mining And Manufacturing Company	Single track orthogonal error correction system
US4856003A (en) *	1987-05-07	1989-08-08	Digital Equipment Corporation	Error correction code encoder
JPS6462027A (en) *	1987-09-01	1989-03-08	Nippon Conlux Co Ltd	Error correcting circuit
DE68923736T2 (de) *	1988-05-27	1996-03-21	Philips Electronics Nv	Dekoder für Hamming kodierte Daten.
US5164944A (en) *	1990-06-08	1992-11-17	Unisys Corporation	Method and apparatus for effecting multiple error correction in a computer memory

1990
- 1990-03-20 JP JP2072931A patent/JPH03272224A/ja active Pending
1991
- 1991-03-08 DE DE69122647T patent/DE69122647T2/de not_active Expired - Fee Related
- 1991-03-08 US US07/666,608 patent/US5303245A/en not_active Expired - Lifetime
- 1991-03-08 EP EP91301947A patent/EP0453081B1/de not_active Expired - Lifetime

Also Published As

Publication number	Publication date
US5303245A (en)	1994-04-12
DE69122647T2 (de)	1997-02-27
JPH03272224A (ja)	1991-12-03
EP0453081A1 (de)	1991-10-23
EP0453081B1 (de)	1996-10-16

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Legal Events

Date	Code	Title	Description
1997-11-13	8364	No opposition during term of opposition
2011-01-20	8339	Ceased/non-payment of the annual fee