BE852628A - Dispositif d'alignement automatique d'un transducteur de reproduction - Google Patents
Dispositif d'alignement automatique d'un transducteur de reproductionInfo
- Publication number
- BE852628A BE852628A BE175910A BE175910A BE852628A BE 852628 A BE852628 A BE 852628A BE 175910 A BE175910 A BE 175910A BE 175910 A BE175910 A BE 175910A BE 852628 A BE852628 A BE 852628A
- Authority
- BE
- Belgium
- Prior art keywords
- reproductive
- transducer
- alignment device
- automatic alignment
- automatic
- Prior art date
Links
Classifications
-
- 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
- G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
- G11B5/58—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
- G11B5/584—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following on tapes
- G11B5/588—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following on tapes by controlling the position of the rotating heads
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US66858276A | 1976-03-19 | 1976-03-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE852628A true BE852628A (fr) | 1977-07-18 |
Family
ID=24682922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE175910A BE852628A (fr) | 1976-03-19 | 1977-03-18 | Dispositif d'alignement automatique d'un transducteur de reproduction |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US4152734A (de) |
| JP (1) | JPS5815856B2 (de) |
| AT (1) | AT383711B (de) |
| BE (1) | BE852628A (de) |
| CA (1) | CA1118886A (de) |
| DE (1) | DE2710453C3 (de) |
| FR (1) | FR2344924A1 (de) |
| GB (1) | GB1574051A (de) |
| IT (1) | IT1083488B (de) |
| NL (1) | NL7702973A (de) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4163993A (en) * | 1978-03-23 | 1979-08-07 | Ampex Corporation | Continuous slow motion automatic tracking system |
| US4297737A (en) * | 1979-12-26 | 1981-10-27 | International Business Machines Corporation | Sector servo with sync marks |
| US4689706A (en) * | 1982-09-15 | 1987-08-25 | Ampex Corporation | Apparatus and method for adjusting the respective positions of a magnetic head and video information along a magnetic track |
| DE3435649A1 (de) * | 1984-09-28 | 1986-04-10 | Deutsche Thomson-Brandt Gmbh, 7730 Villingen-Schwenningen | Spurnachgesteuertes magnetbandgeraet mit querspuraufzeichnung |
| US4587581A (en) * | 1985-01-07 | 1986-05-06 | Datatape, Inc. | Magnetic tape tracking control apparatus |
| US4670800A (en) * | 1985-05-03 | 1987-06-02 | Eastman Kodak Company | Edge guided magnetic tape tracking |
| US4652945A (en) * | 1985-05-03 | 1987-03-24 | Eastman Kodak Company | Flux sensitive tracking |
| US4611249A (en) * | 1985-05-03 | 1986-09-09 | Eastman Kodak Company | Flux sensitive tracking |
| DE3608379A1 (de) * | 1986-03-13 | 1987-09-17 | Thomson Brandt Gmbh | Magnetbandgeraet fuer die aufzeichnung von daten |
| US4760471A (en) * | 1986-04-11 | 1988-07-26 | Ampex Corporation | System and method to improve picture quality during shuttling of video tapes |
| JPH02260108A (ja) * | 1989-03-30 | 1990-10-22 | Toshiba Corp | 磁気ヘッド装置 |
| JP4789554B2 (ja) * | 2005-09-09 | 2011-10-12 | キヤノン株式会社 | モータ制御装置 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3126535A (en) * | 1961-12-27 | 1964-03-24 | Transducer positioning system | |
| DE1774833C3 (de) * | 1967-09-20 | 1980-05-14 | Sony Corp., Tokio | Magnetbandwiedergabegerät |
| US3582541A (en) * | 1967-10-19 | 1971-06-01 | Ampex | Coincidence servosystem |
| US3663764A (en) * | 1970-04-06 | 1972-05-16 | Ampex | Automatic tracking circuit for transverse scan magnetic tape transport |
| JPS5137527B1 (de) * | 1970-09-18 | 1976-10-16 | ||
| DE2216077C3 (de) * | 1972-04-01 | 1978-04-20 | Loewe Opta Gmbh, 1000 Berlin | Automatische Spurabtast-Regelschaltung für Video-Magnetband-Aufzeichnungsund Wiedergabegerät |
| US3943565A (en) * | 1973-09-26 | 1976-03-09 | Loewe-Opta Gmbh | Track scan initiation and cutout arrangement for a helical scan video recorder |
-
1977
- 1977-02-25 IT IT48228/77A patent/IT1083488B/it active
- 1977-03-10 DE DE2710453A patent/DE2710453C3/de not_active Expired
- 1977-03-17 CA CA000274204A patent/CA1118886A/en not_active Expired
- 1977-03-17 FR FR7707940A patent/FR2344924A1/fr active Granted
- 1977-03-18 GB GB11697/77A patent/GB1574051A/en not_active Expired
- 1977-03-18 NL NL7702973A patent/NL7702973A/xx not_active Application Discontinuation
- 1977-03-18 BE BE175910A patent/BE852628A/xx not_active IP Right Cessation
- 1977-03-18 AT AT0187977A patent/AT383711B/de not_active IP Right Cessation
- 1977-03-19 JP JP52031012A patent/JPS5815856B2/ja not_active Expired
- 1977-03-21 US US05/779,855 patent/US4152734A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| IT1083488B (it) | 1985-05-21 |
| JPS5815856B2 (ja) | 1983-03-28 |
| JPS52145010A (en) | 1977-12-02 |
| DE2710453B2 (de) | 1981-05-14 |
| FR2344924A1 (fr) | 1977-10-14 |
| CA1118886A (en) | 1982-02-23 |
| DE2710453A1 (de) | 1977-10-20 |
| ATA187977A (de) | 1986-12-15 |
| US4152734A (en) | 1979-05-01 |
| FR2344924B1 (de) | 1980-07-11 |
| AT383711B (de) | 1987-08-10 |
| GB1574051A (en) | 1980-09-03 |
| NL7702973A (nl) | 1977-09-21 |
| DE2710453C3 (de) | 1986-10-23 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: AMPEX CORP. Effective date: 19940331 |