NL7104908A - - Google Patents
Info
- Publication number
- NL7104908A NL7104908A NL7104908A NL7104908A NL7104908A NL 7104908 A NL7104908 A NL 7104908A NL 7104908 A NL7104908 A NL 7104908A NL 7104908 A NL7104908 A NL 7104908A NL 7104908 A NL7104908 A NL 7104908A
- Authority
- NL
- Netherlands
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/36—Monitoring, i.e. supervising the progress of recording or reproducing
-
- 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
- G11B20/1816—Testing
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/127—Structure or manufacture of heads, e.g. inductive
- G11B5/17—Construction or disposition of windings
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/127—Structure or manufacture of heads, e.g. inductive
- G11B5/187—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Signal Processing (AREA)
- Recording Or Reproducing By Magnetic Means (AREA)
- Magnetic Heads (AREA)
- Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US2887370A | 1970-04-15 | 1970-04-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7104908A true NL7104908A (en:Method) | 1971-10-19 |
Family
ID=21845991
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7104908A NL7104908A (en:Method) | 1970-04-15 | 1971-04-13 |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US3653011A (en:Method) |
| JP (1) | JPS4944892B1 (en:Method) |
| BE (1) | BE765731A (en:Method) |
| CA (1) | CA937676A (en:Method) |
| CH (1) | CH516199A (en:Method) |
| DK (1) | DK137656B (en:Method) |
| ES (1) | ES389787A1 (en:Method) |
| FR (1) | FR2089213A5 (en:Method) |
| GB (1) | GB1283016A (en:Method) |
| NL (1) | NL7104908A (en:Method) |
| SE (1) | SE371906B (en:Method) |
| ZA (1) | ZA711115B (en:Method) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3761905A (en) * | 1971-08-20 | 1973-09-25 | Information Storage Systems | Disc pack defect detection system |
| US3801968A (en) * | 1972-01-10 | 1974-04-02 | Bell & Howell Co | Write-read checker |
| US3805284A (en) * | 1972-09-18 | 1974-04-16 | Burroughs Corp | Digital data copy duplication method and apparatus utilizing bit to bit data verification |
| US3979080A (en) * | 1975-03-27 | 1976-09-07 | Westinghouse Electric Corporation | Analog automatic slowdown system |
| JPS545417A (en) * | 1977-06-14 | 1979-01-16 | Tdk Corp | Magnetic head |
| GB2136614B (en) * | 1980-06-25 | 1985-06-05 | Sundstrand Data Control | Recording digital data |
| DE3045226A1 (de) * | 1980-12-01 | 1982-07-01 | Robert Bosch Gmbh, 7000 Stuttgart | Verfahren und schaltungsanordnung zur magnetischen speicherung digital codierter signale |
| US4644432A (en) * | 1985-01-28 | 1987-02-17 | International Business Machines | Three pole single element magnetic read/write head |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL263324A (en:Method) * | 1961-04-07 | |||
| US3150358A (en) * | 1962-05-31 | 1964-09-22 | Ibm | Data detection system for reproducing magnetic binary information |
| US3359548A (en) * | 1964-03-27 | 1967-12-19 | Ampex | Magnetic recording and verifying system |
| US3510857A (en) * | 1967-06-16 | 1970-05-05 | J C Kennedy Co | Tape recording error check system |
| US3535704A (en) * | 1967-11-07 | 1970-10-20 | Bell Telephone Labor Inc | Verification of magnetic recording |
| US3678972A (en) * | 1970-03-24 | 1972-07-25 | Parker Hannifin Corp | Fluid transfer device |
| US3854524A (en) * | 1972-09-07 | 1974-12-17 | Atomic Energy Commission | Thermal switch-heat pipe |
-
1970
- 1970-04-15 US US28873A patent/US3653011A/en not_active Expired - Lifetime
- 1970-12-29 JP JP45124597A patent/JPS4944892B1/ja active Pending
-
1971
- 1971-02-22 ZA ZA711115A patent/ZA711115B/xx unknown
- 1971-02-25 CA CA106299A patent/CA937676A/en not_active Expired
- 1971-04-01 ES ES389787A patent/ES389787A1/es not_active Expired
- 1971-04-06 FR FR7112024A patent/FR2089213A5/fr not_active Expired
- 1971-04-13 NL NL7104908A patent/NL7104908A/xx not_active Application Discontinuation
- 1971-04-14 SE SE7104843A patent/SE371906B/xx unknown
- 1971-04-14 BE BE765731A patent/BE765731A/xx unknown
- 1971-04-14 DK DK176471AA patent/DK137656B/da unknown
- 1971-04-15 CH CH542771A patent/CH516199A/de not_active IP Right Cessation
- 1971-04-19 GB GB25843/71A patent/GB1283016A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2089213A5 (en:Method) | 1972-01-07 |
| DK137656C (en:Method) | 1978-09-25 |
| CA937676A (en) | 1973-11-27 |
| SE371906B (en:Method) | 1974-12-02 |
| ZA711115B (en) | 1971-11-24 |
| DE2117553B2 (de) | 1976-10-28 |
| BE765731A (fr) | 1971-08-30 |
| GB1283016A (en) | 1972-07-26 |
| US3653011A (en) | 1972-03-28 |
| CH516199A (de) | 1971-11-30 |
| JPS4944892B1 (en:Method) | 1974-11-30 |
| ES389787A1 (es) | 1974-04-16 |
| DE2117553A1 (de) | 1971-10-28 |
| DK137656B (da) | 1978-04-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BV | The patent application has lapsed |