CA1034253A - Mecanisme de detection et de correction d'erreurs pour systeme a bande magnetique - Google Patents
Mecanisme de detection et de correction d'erreurs pour systeme a bande magnetiqueInfo
- Publication number
- CA1034253A CA1034253A CA191,348A CA191348A CA1034253A CA 1034253 A CA1034253 A CA 1034253A CA 191348 A CA191348 A CA 191348A CA 1034253 A CA1034253 A CA 1034253A
- Authority
- CA
- Canada
- Prior art keywords
- magnetic tape
- error detection
- correction apparatus
- tape system
- correction
- 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
Links
- 238000001514 detection method Methods 0.000 title 1
Classifications
-
- 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
- G06F11/1008—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's in individual solid state devices
- G06F11/1012—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's in individual solid state devices using codes or arrangements adapted for a specific type of error
- G06F11/1032—Simple parity
-
- 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
- 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
- G11B20/20—Signal processing not specific to the method of recording or reproducing; Circuits therefor for correction of skew for multitrack recording
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Signal Processing (AREA)
- Quality & Reliability (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
- Test And Diagnosis Of Digital Computers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US00358770A US3803552A (en) | 1973-05-09 | 1973-05-09 | Error detection and correction apparatus for use in a magnetic tape system |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1034253A true CA1034253A (fr) | 1978-07-04 |
Family
ID=23410966
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA191,348A Expired CA1034253A (fr) | 1973-05-09 | 1974-01-30 | Mecanisme de detection et de correction d'erreurs pour systeme a bande magnetique |
Country Status (6)
Country | Link |
---|---|
US (1) | US3803552A (fr) |
JP (1) | JPS5849925B2 (fr) |
CA (1) | CA1034253A (fr) |
DE (1) | DE2422470A1 (fr) |
FR (1) | FR2229093B1 (fr) |
GB (1) | GB1447728A (fr) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3803552A (en) * | 1973-05-09 | 1974-04-09 | Honeywell Inf Systems | Error detection and correction apparatus for use in a magnetic tape system |
US3927392A (en) * | 1974-06-17 | 1975-12-16 | Bell Telephone Labor Inc | Conditional skew compensation arrangement |
JPH0387422U (fr) * | 1989-12-27 | 1991-09-05 | ||
US5424881A (en) * | 1993-02-01 | 1995-06-13 | Cirrus Logic, Inc. | Synchronous read channel |
US5355261A (en) * | 1993-12-20 | 1994-10-11 | Guzik Technical Enterprises, Inc. | Method and apparatus for measuring error rate of magnetic recording devices having a partial response maximum likelihood data detection channel |
US7894150B2 (en) * | 2009-04-06 | 2011-02-22 | International Business Machines Corporation | Error compensation using a reserve track |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3413448A (en) * | 1961-05-25 | 1968-11-26 | Rca Corp | Information handling apparatus |
US3262097A (en) * | 1962-12-31 | 1966-07-19 | Ibm | Dead track handling |
FR2048174A5 (fr) * | 1969-06-03 | 1971-03-19 | Cii | |
US3792436A (en) * | 1973-01-04 | 1974-02-12 | Honeywell Inf Systems | Deskewing buffer arrangement which includes means for detecting and correcting channel errors |
US3803552A (en) * | 1973-05-09 | 1974-04-09 | Honeywell Inf Systems | Error detection and correction apparatus for use in a magnetic tape system |
-
1973
- 1973-05-09 US US00358770A patent/US3803552A/en not_active Expired - Lifetime
-
1974
- 1974-01-30 CA CA191,348A patent/CA1034253A/fr not_active Expired
- 1974-02-15 JP JP49017721A patent/JPS5849925B2/ja not_active Expired
- 1974-03-14 GB GB1148374A patent/GB1447728A/en not_active Expired
- 1974-05-06 FR FR7415576A patent/FR2229093B1/fr not_active Expired
- 1974-05-09 DE DE2422470A patent/DE2422470A1/de active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS5011012A (fr) | 1975-02-04 |
GB1447728A (en) | 1976-08-25 |
DE2422470A1 (de) | 1974-11-28 |
JPS5849925B2 (ja) | 1983-11-08 |
US3803552A (en) | 1974-04-09 |
FR2229093A1 (fr) | 1974-12-06 |
FR2229093B1 (fr) | 1979-03-23 |
DE2422470C2 (fr) | 1987-02-05 |
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