SE438216B - Anordning for att fa ett magnethuvud att noggrant folja det spar der videosignalerna eller motsvarande finns registrerade - Google Patents
Anordning for att fa ett magnethuvud att noggrant folja det spar der videosignalerna eller motsvarande finns registreradeInfo
- Publication number
- SE438216B SE438216B SE7806528A SE7806528A SE438216B SE 438216 B SE438216 B SE 438216B SE 7806528 A SE7806528 A SE 7806528A SE 7806528 A SE7806528 A SE 7806528A SE 438216 B SE438216 B SE 438216B
- Authority
- SE
- Sweden
- Prior art keywords
- signal
- transducer
- deflection
- envelope
- frequency
- 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
Landscapes
- Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1977072050U JPS54307U (da) | 1977-06-04 | 1977-06-04 | |
| JP15818877A JPS5492308A (en) | 1977-12-29 | 1977-12-29 | Head tracking device in recorder-reproducer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE7806528L SE7806528L (sv) | 1978-12-05 |
| SE438216B true SE438216B (sv) | 1985-04-01 |
Family
ID=26413179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7806528A SE438216B (sv) | 1977-06-04 | 1978-06-02 | Anordning for att fa ett magnethuvud att noggrant folja det spar der videosignalerna eller motsvarande finns registrerade |
Country Status (12)
| Country | Link |
|---|---|
| AT (1) | AT376535B (da) |
| AU (1) | AU515299B2 (da) |
| BR (1) | BR7803529A (da) |
| CH (1) | CH634433A5 (da) |
| DE (1) | DE2824277C2 (da) |
| DK (1) | DK147867C (da) |
| ES (1) | ES470451A1 (da) |
| FR (1) | FR2393391B1 (da) |
| GB (1) | GB1580008A (da) |
| IT (1) | IT7824177A0 (da) |
| NL (1) | NL193155C (da) |
| SE (1) | SE438216B (da) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1147456A (en) * | 1978-03-23 | 1983-05-31 | Raymond F. Ravizza | Automatically compensated movable head servo circuit and method |
| US4285017A (en) * | 1979-02-05 | 1981-08-18 | International Business Machines Corporation | Stripe following in a helical scan device |
| JPS55159681A (en) * | 1979-05-31 | 1980-12-11 | Sony Corp | Tracking unit for magnetic head |
| JPS56156924A (en) * | 1980-05-08 | 1981-12-03 | Sony Corp | Track following device |
| JPS57203228A (en) * | 1981-06-09 | 1982-12-13 | Sony Corp | Tracking adjuster |
| FR2608825B1 (fr) * | 1986-12-19 | 1994-12-30 | Enertec | Dispositif pour la detection de la position d'une tete magnetique |
| DE68923767T2 (de) * | 1988-12-06 | 1996-02-22 | Mitsubishi Electric Corp | Magnetisches Aufzeichnungs-/Wiedergabegerät. |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3663763A (en) * | 1970-04-06 | 1972-05-16 | Ampex | Automatic tracking method and apparatus for rotary scan tape transport |
| US4080636A (en) * | 1976-03-19 | 1978-03-21 | Ampex Corporation | System for damping vibrations in a deflectable transducer |
| US4099211A (en) * | 1976-09-13 | 1978-07-04 | Ampex Corporation | Positionable transducing mounting structure and driving system therefor |
-
1978
- 1978-05-26 GB GB23554/78A patent/GB1580008A/en not_active Expired
- 1978-05-31 AU AU36700/78A patent/AU515299B2/en not_active Expired
- 1978-06-01 BR BR787803529A patent/BR7803529A/pt unknown
- 1978-06-02 CH CH610178A patent/CH634433A5/de not_active IP Right Cessation
- 1978-06-02 DE DE2824277A patent/DE2824277C2/de not_active Expired
- 1978-06-02 ES ES78470451A patent/ES470451A1/es not_active Expired
- 1978-06-02 SE SE7806528A patent/SE438216B/sv not_active IP Right Cessation
- 1978-06-02 AT AT0404178A patent/AT376535B/de not_active IP Right Cessation
- 1978-06-02 DK DK247678A patent/DK147867C/da not_active IP Right Cessation
- 1978-06-02 FR FR7816614A patent/FR2393391B1/fr not_active Expired
- 1978-06-02 IT IT7824177A patent/IT7824177A0/it unknown
- 1978-06-05 NL NL7806112A patent/NL193155C/nl not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| CH634433A5 (en) | 1983-01-31 |
| SE7806528L (sv) | 1978-12-05 |
| NL7806112A (nl) | 1978-12-06 |
| DE2824277A1 (de) | 1978-12-21 |
| DK147867C (da) | 1985-09-23 |
| IT7824177A0 (it) | 1978-06-02 |
| NL193155B (nl) | 1998-08-03 |
| FR2393391B1 (fr) | 1985-10-31 |
| AU515299B2 (en) | 1981-03-26 |
| AT376535B (de) | 1984-11-26 |
| ATA404178A (de) | 1984-04-15 |
| GB1580008A (en) | 1980-11-26 |
| DK247678A (da) | 1978-12-05 |
| ES470451A1 (es) | 1979-01-16 |
| BR7803529A (pt) | 1979-02-20 |
| DE2824277C2 (de) | 1986-11-06 |
| AU3670078A (en) | 1979-12-06 |
| FR2393391A1 (fr) | 1978-12-29 |
| NL193155C (nl) | 1998-12-04 |
| DK147867B (da) | 1984-12-24 |
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