KR930001587B1 - 메모리내 신뢰 불가능한 워드가 신뢰 불가능 표시자로 대체되는 데이타 프로세싱 시스템 - Google Patents
메모리내 신뢰 불가능한 워드가 신뢰 불가능 표시자로 대체되는 데이타 프로세싱 시스템 Download PDFInfo
- Publication number
- KR930001587B1 KR930001587B1 KR1019840006795A KR840006795A KR930001587B1 KR 930001587 B1 KR930001587 B1 KR 930001587B1 KR 1019840006795 A KR1019840006795 A KR 1019840006795A KR 840006795 A KR840006795 A KR 840006795A KR 930001587 B1 KR930001587 B1 KR 930001587B1
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Links
- 230000015654 memory Effects 0.000 title claims description 81
- 238000012545 processing Methods 0.000 title claims description 26
- 238000000034 method Methods 0.000 description 9
- 238000012937 correction Methods 0.000 description 8
- 230000005236 sound signal Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 3
- 238000012550 audit Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/14—Handling requests for interconnection or transfer
- G06F13/16—Handling requests for interconnection or transfer for access to memory bus
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/08—Error detection or correction by redundancy in data representation, e.g. by using checking codes
- G06F11/10—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
- G11B20/1806—Pulse code modulation systems for audio signals
- G11B20/1813—Pulse code modulation systems for audio signals by adding special bits or symbols to the coded information
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
- Quality & Reliability (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Error Detection And Correction (AREA)
- Detection And Correction Of Errors (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
Abstract
Description
Claims (5)
- 데이터 워드와 검사 비트로 구성되는 데이터 블록을 처리하는 데이터 프로세싱 시스템에 있어서, 상기 데이터 워드와 검사 비트에 근거한 특별한 데이터 블럭의 신뢰 가능을 검증하는 검증기(6)와, 상기 특별한 데이터 블럭이 신뢰할 수 있는지 없는지를 검증하는 상기 검증기(6)에 의해 나온 데이터 블록과 신뢰 불가능 표시자를 기억하는 메모리(4)로 구성되고, 신뢰 불가능 표시자가 없는 경우에 실질적인 데이터 블록의 데이터 워드 또는 검사 비트를 기억시키는 그런 메모리 공간에 기억된 다수의 비트를 신 불가능 표시자가 포함하는 것을 특징으로 하는 메모리내 신뢰 불가능한 워드가 신뢰 불가능 표시자로 대체되는 데이터 프로세싱 시스템.
- 제1항에 있어서, 데이터 블록은 하나의 데이터 워드를 포함하고 신뢰 불가능 표시자는 데이터 워드와 같은 길이를 갖는 것을 특징으로 하는 메모리내 신뢰 불가능한 워드가 신뢰 불가능 표시자로 대체되는 데이터 프로세싱 시스템.
- 제2항에 있어서, 신뢰 불가능 표시자는 표준값 예외 워드인 것을 특징으로 하는 메모리내 신뢰 불가능한 워드가 신뢰 불가능 표시자로 대체되는 데이터 프로세싱 시스템.
- 제1, 2 또는 3항에 있어서, 데이터 블록이 개제된 모든 메모리 위치에 상기 신뢰 불가능 표시자를 기입하여 상기 메모리를 리세트하는 리세트 수단을 구비하는 것을 특징으로 하는 메모리내 신뢰 불가능한 워드가 신뢰 불가능 표시자로 대체되는 데이터 프로세싱 시스템.
- 제1, 2 또는 3항에 있어서, 상기 데이터 블록은 오디오 데이터를 포함하는 것을 특징으로 하는 메모리내 신뢰 불가능한 워드가 신뢰 불가능 표시자로 대체되는 데이터 프로세싱 시스템.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL??8303765 | 1983-11-02 | ||
NL8303765A NL8303765A (nl) | 1983-11-02 | 1983-11-02 | Dataverwerkend systeem waarbij in het geheugen onbetrouwbare woorden zijn vervangen door een onbetrouwbaarheidsindicator. |
NL8303765 | 1983-11-02 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR850003602A KR850003602A (ko) | 1985-06-20 |
KR930001587B1 true KR930001587B1 (ko) | 1993-03-05 |
Family
ID=19842647
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019840006795A Expired - Lifetime KR930001587B1 (ko) | 1983-11-02 | 1984-10-31 | 메모리내 신뢰 불가능한 워드가 신뢰 불가능 표시자로 대체되는 데이타 프로세싱 시스템 |
Country Status (7)
Country | Link |
---|---|
US (1) | US4641310A (ko) |
EP (1) | EP0140456B1 (ko) |
JP (1) | JPS60112149A (ko) |
KR (1) | KR930001587B1 (ko) |
CA (1) | CA1218747A (ko) |
DE (1) | DE3471383D1 (ko) |
NL (1) | NL8303765A (ko) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5247505A (en) * | 1985-04-17 | 1993-09-21 | Canon Kabushiki Kaisha | Information recording method for reciprocally recording and verifying information |
JPH0654590B2 (ja) * | 1985-07-24 | 1994-07-20 | パイオニア株式会社 | ディジタルデータの再生方法 |
JPS6246347A (ja) * | 1985-08-24 | 1987-02-28 | Hitachi Ltd | 情報処理装置のエラ−処理方式 |
US4698812A (en) * | 1986-03-03 | 1987-10-06 | Unisys Corporation | Memory system employing a zero DC power gate array for error correction |
US4719627A (en) * | 1986-03-03 | 1988-01-12 | Unisys Corporation | Memory system employing a low DC power gate array for error correction |
US4817095A (en) * | 1987-05-15 | 1989-03-28 | Digital Equipment Corporation | Byte write error code method and apparatus |
US4910754A (en) * | 1988-09-30 | 1990-03-20 | Data General Corporation | Initialization and synchronization method for a two-way communication link |
US5020081A (en) * | 1988-09-30 | 1991-05-28 | Data General Corporation | Communication link interface with different clock rate tolerance |
US5070502A (en) * | 1989-06-23 | 1991-12-03 | Digital Equipment Corporation | Defect tolerant set associative cache |
JPH081755B2 (ja) * | 1989-06-26 | 1996-01-10 | 日本電気株式会社 | 置換アドレス判定回路 |
US5065389A (en) * | 1989-08-24 | 1991-11-12 | U.S. Philips Corporation | Information recording and read device, information recording device, and record carrier obtained by means of one of the device |
KR920005291B1 (ko) * | 1990-08-09 | 1992-06-29 | 삼성전자주식회사 | Cd-rom의 삭제 비트 저장방법 및 회로 |
MY109399A (en) * | 1992-01-07 | 1997-01-31 | Koninklijke Philips Electronics Nv | Device for processing digital data, and digital video system comprising the device |
EP0554858B1 (en) * | 1992-02-05 | 1998-12-16 | Sony Corporation | Disc reproducing apparatus and disc recording apparatus |
US5473753A (en) * | 1992-10-30 | 1995-12-05 | Intel Corporation | Method of managing defects in flash disk memories |
US20060077750A1 (en) * | 2004-10-07 | 2006-04-13 | Dell Products L.P. | System and method for error detection in a redundant memory system |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3585619A (en) * | 1969-01-14 | 1971-06-15 | Mohawk Data Sciences Corp | Magnetic tape readout system with means to generate artificial signals |
US3688261A (en) * | 1970-10-05 | 1972-08-29 | Litton Business Systems Inc | Logic processing system |
US3768071A (en) * | 1972-01-24 | 1973-10-23 | Ibm | Compensation for defective storage positions |
US3780271A (en) * | 1972-09-29 | 1973-12-18 | Sigma Systems | Error checking code and apparatus for an optical reader |
US3836957A (en) * | 1973-06-26 | 1974-09-17 | Ibm | Data storage system with deferred error detection |
US4037091A (en) * | 1976-04-05 | 1977-07-19 | Bell Telephone Laboratories, Incorporated | Error correction circuit utilizing multiple parity bits |
US4072853A (en) * | 1976-09-29 | 1978-02-07 | Honeywell Information Systems Inc. | Apparatus and method for storing parity encoded data from a plurality of input/output sources |
JPS5647908A (en) * | 1979-09-21 | 1981-04-30 | Nec Corp | Magnetic tape processor |
JPS573209A (en) * | 1980-06-05 | 1982-01-08 | Nec Corp | Control system for magnetic tape device |
JPS5735444A (en) * | 1980-08-12 | 1982-02-26 | Sony Corp | Pcm signal transmission method |
US4434487A (en) * | 1981-10-05 | 1984-02-28 | Digital Equipment Corporation | Disk format for secondary storage system |
JPS58139317A (ja) * | 1982-02-15 | 1983-08-18 | Sony Corp | メモリ装置 |
US4458349A (en) * | 1982-06-16 | 1984-07-03 | International Business Machines Corporation | Method for storing data words in fault tolerant memory to recover uncorrectable errors |
-
1983
- 1983-11-02 NL NL8303765A patent/NL8303765A/nl not_active Application Discontinuation
-
1984
- 1984-10-30 JP JP59226947A patent/JPS60112149A/ja active Pending
- 1984-10-31 DE DE8484201565T patent/DE3471383D1/de not_active Expired
- 1984-10-31 KR KR1019840006795A patent/KR930001587B1/ko not_active Expired - Lifetime
- 1984-10-31 CA CA000466728A patent/CA1218747A/en not_active Expired
- 1984-10-31 US US06/666,710 patent/US4641310A/en not_active Expired - Fee Related
- 1984-10-31 EP EP84201565A patent/EP0140456B1/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
EP0140456A1 (en) | 1985-05-08 |
DE3471383D1 (en) | 1988-06-23 |
EP0140456B1 (en) | 1988-05-18 |
NL8303765A (nl) | 1985-06-03 |
US4641310A (en) | 1987-02-03 |
JPS60112149A (ja) | 1985-06-18 |
CA1218747A (en) | 1987-03-03 |
KR850003602A (ko) | 1985-06-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 19841031 |
|
PG1501 | Laying open of application | ||
A201 | Request for examination | ||
PA0201 | Request for examination |
Patent event code: PA02012R01D Patent event date: 19891030 Comment text: Request for Examination of Application Patent event code: PA02011R01I Patent event date: 19841031 Comment text: Patent Application |
|
E902 | Notification of reason for refusal | ||
PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 19920430 Patent event code: PE09021S01D |
|
G160 | Decision to publish patent application | ||
PG1605 | Publication of application before grant of patent |
Comment text: Decision on Publication of Application Patent event code: PG16051S01I Patent event date: 19930206 |
|
E701 | Decision to grant or registration of patent right | ||
PE0701 | Decision of registration |
Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 19930531 |
|
NORF | Unpaid initial registration fee | ||
PC1904 | Unpaid initial registration fee |