JPS4958701A - - Google Patents
Info
- Publication number
- JPS4958701A JPS4958701A JP48068370A JP6837073A JPS4958701A JP S4958701 A JPS4958701 A JP S4958701A JP 48068370 A JP48068370 A JP 48068370A JP 6837073 A JP6837073 A JP 6837073A JP S4958701 A JPS4958701 A JP S4958701A
- Authority
- JP
- Japan
- 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.)
- Granted
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 Correction Of Errors (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US26601472A | 1972-06-26 | 1972-06-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4958701A true JPS4958701A (enExample) | 1974-06-07 |
| JPS5650294B2 JPS5650294B2 (enExample) | 1981-11-27 |
Family
ID=23012819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6837073A Expired JPS5650294B2 (enExample) | 1972-06-26 | 1973-06-19 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3798597A (enExample) |
| JP (1) | JPS5650294B2 (enExample) |
| AU (1) | AU5622973A (enExample) |
| CA (1) | CA986227A (enExample) |
| DE (1) | DE2332502A1 (enExample) |
| FR (1) | FR2191780A5 (enExample) |
| GB (1) | GB1400363A (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01279636A (ja) * | 1988-04-25 | 1989-11-09 | Qualstar Corp | ９トラックテープレコーダ用誤り検出および訂正装置、並びに誤り検出および訂正方法 |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5380105A (en) * | 1976-12-24 | 1978-07-15 | Sony Corp | Digital signal transmission method |
| US4159468A (en) * | 1977-11-17 | 1979-06-26 | Burroughs Corporation | Communications line authentication device |
| DE2758952C2 (de) * | 1977-12-30 | 1979-03-29 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Schaltungsanordnung zum Codieren oder Decodieren von Blnärinformationen |
| US4494234A (en) * | 1982-12-29 | 1985-01-15 | International Business Machines Corporation | On-the-fly multibyte error correcting system |
| US4712215A (en) * | 1985-12-02 | 1987-12-08 | Advanced Micro Devices, Inc. | CRC calculation machine for separate calculation of checkbits for the header packet and data packet |
| EP0411110A4 (en) * | 1989-02-16 | 1993-02-24 | Grumman Aerospace Corporation | Very high speed error detection network |
| US6185718B1 (en) * | 1998-02-27 | 2001-02-06 | International Business Machines Corporation | Memory card design with parity and ECC for non-parity and non-ECC systems |
| JP3655872B2 (ja) * | 1999-11-15 | 2005-06-02 | 三菱電機株式会社 | 巡回符号を用いた誤り制御装置および方法 |
| US6519738B1 (en) * | 2000-03-07 | 2003-02-11 | International Business Machines Corporation | Method and apparatus for high-speed CRC computation based on state-variable transformation |
| US6400292B1 (en) * | 2000-09-18 | 2002-06-04 | Mitsubishi Denki Kabushiki Kaisha | Semiconductor integrated circuit device |
| GB2375463A (en) * | 2001-05-08 | 2002-11-13 | Ubinetics Ltd | Configurable encoder |
| US7613991B1 (en) | 2003-08-19 | 2009-11-03 | Altera Corporation | Method and apparatus for concurrent calculation of cyclic redundancy checks |
| US7320101B1 (en) * | 2003-08-19 | 2008-01-15 | Altera Corporation | Fast parallel calculation of cyclic redundancy checks |
| US7103832B2 (en) * | 2003-12-04 | 2006-09-05 | International Business Machines Corporation | Scalable cyclic redundancy check circuit |
| US7840880B1 (en) * | 2006-09-25 | 2010-11-23 | Altera Corporation | Methods and apparatus for error checking code computation |
| US9003259B2 (en) * | 2008-11-26 | 2015-04-07 | Red Hat, Inc. | Interleaved parallel redundancy check calculation for memory devices |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3573726A (en) * | 1968-09-26 | 1971-04-06 | Computer Ind Inc | Partial modification and check sum accumulation for error detection in data systems |
| US3678469A (en) * | 1970-12-01 | 1972-07-18 | Ibm | Universal cyclic division circuit |
-
1972
- 1972-06-26 US US00266014A patent/US3798597A/en not_active Expired - Lifetime
-
1973
- 1973-04-30 CA CA169,810A patent/CA986227A/en not_active Expired
- 1973-05-29 AU AU56229/73A patent/AU5622973A/en not_active Expired
- 1973-06-19 JP JP6837073A patent/JPS5650294B2/ja not_active Expired
- 1973-06-25 FR FR7323101A patent/FR2191780A5/fr not_active Expired
- 1973-06-26 DE DE2332502A patent/DE2332502A1/de active Pending
- 1973-06-26 GB GB3041373A patent/GB1400363A/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01279636A (ja) * | 1988-04-25 | 1989-11-09 | Qualstar Corp | ９トラックテープレコーダ用誤り検出および訂正装置、並びに誤り検出および訂正方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2191780A5 (enExample) | 1974-02-01 |
| GB1400363A (en) | 1975-07-16 |
| CA986227A (en) | 1976-03-23 |
| AU5622973A (en) | 1974-12-05 |
| US3798597A (en) | 1974-03-19 |
| DE2332502A1 (de) | 1974-01-17 |
| JPS5650294B2 (enExample) | 1981-11-27 |