GB2023895B - Error detection circuit - Google Patents

Error detection circuit

Info

Publication number: GB2023895B
Authority: GB; United Kingdom
Prior art keywords: detection circuit; error detection; error; circuit; detection
Prior art date: 1978-06-21
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

Application number

GB7913019A

Other versions

GB2023895A (en

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.)

EMC Corp

Original Assignee

Data General Corp

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.)

1978-06-21

Filing date

1979-04-12

Publication date

1982-10-13

1978-06-21 Priority claimed from US05/917,519 external-priority patent/US4171765A/en

1979-04-12 Application filed by Data General Corp filed Critical Data General Corp

1980-01-03 Publication of GB2023895A publication Critical patent/GB2023895A/en

1982-10-13 Application granted granted Critical

1982-10-13 Publication of GB2023895B publication Critical patent/GB2023895B/en

Status Expired legal-status Critical Current

Classifications

- G—PHYSICS
- G06—COMPUTING OR CALCULATING; 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

Landscapes

Engineering & Computer Science (AREA)
Theoretical Computer Science (AREA)
Quality & Reliability (AREA)
Physics & Mathematics (AREA)
General Engineering & Computer Science (AREA)
General Physics & Mathematics (AREA)
Detection And Correction Of Errors (AREA)
Error Detection And Correction (AREA)

GB7913019A 1978-06-21 1979-04-12 Error detection circuit Expired GB2023895B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US05/917,519 US4171765A (en)	1977-08-29	1978-06-21	Error detection system

Publications (2)

Publication Number	Publication Date
GB2023895A GB2023895A (en)	1980-01-03
GB2023895B true GB2023895B (en)	1982-10-13

Family

ID=25438904

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB7913019A Expired GB2023895B (en)	1978-06-21	1979-04-12	Error detection circuit

Country Status (5)

Country	Link
JP (1)	JPS553097A (en)
CA (1)	CA1114067A (en)
DE (1)	DE2923380A1 (en)
FR (1)	FR2429466A1 (en)
GB (1)	GB2023895B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5984317A (en) *	1982-11-05	1984-05-16	Sony Corp	Reproducing device
JPH0770176B2 (en) *	1987-03-23	1995-07-31	三菱電機株式会社	Error control device

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3697949A (en) *	1970-12-31	1972-10-10	Ibm	Error correction system for use with a rotational single-error correction, double-error detection hamming code
JPS5019226A (en) *	1973-05-18	1975-02-28
US3836957A (en) *	1973-06-26	1974-09-17	Ibm	Data storage system with deferred error detection
US4005405A (en) *	1975-05-07	1977-01-25	Data General Corporation	Error detection and correction in data processing systems
CA1099022A (en) *	1976-08-12	1981-04-07	Gary J. Goss	Parallel calculation of serial cyclic redundancy check

1979
- 1979-04-12 GB GB7913019A patent/GB2023895B/en not_active Expired
- 1979-05-16 FR FR7912456A patent/FR2429466A1/en active Granted
- 1979-06-08 DE DE19792923380 patent/DE2923380A1/en not_active Withdrawn
- 1979-06-11 JP JP7346379A patent/JPS553097A/en active Pending
- 1979-06-20 CA CA330,177A patent/CA1114067A/en not_active Expired

Also Published As

Publication number	Publication date
FR2429466A1 (en)	1980-01-18
GB2023895A (en)	1980-01-03
CA1114067A (en)	1981-12-08
FR2429466B1 (en)	1984-08-31
JPS553097A (en)	1980-01-10
DE2923380A1 (en)	1980-01-10

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Legal Events

Date	Code	Title	Description
1990-12-12	PCNP	Patent ceased through non-payment of renewal fee