AU515299B2 - Automatic head tracking system - Google Patents
Automatic head tracking systemInfo
- Publication number
- AU515299B2 AU515299B2 AU36700/78A AU3670078A AU515299B2 AU 515299 B2 AU515299 B2 AU 515299B2 AU 36700/78 A AU36700/78 A AU 36700/78A AU 3670078 A AU3670078 A AU 3670078A AU 515299 B2 AU515299 B2 AU 515299B2
- Authority
- AU
- Australia
- Prior art keywords
- tracking system
- head tracking
- automatic head
- automatic
- tracking
- 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
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 (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1977072050U JPS54307U (en) | 1977-06-04 | 1977-06-04 | |
| JPJP52-72050 | 1977-06-04 | ||
| JP15818877A JPS5492308A (en) | 1977-12-29 | 1977-12-29 | Head tracking device in recorder-reproducer |
| JPJP52-15818 | 1977-12-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| AU3670078A AU3670078A (en) | 1979-12-06 |
| AU515299B2 true AU515299B2 (en) | 1981-03-26 |
Family
ID=26413179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU36700/78A Expired AU515299B2 (en) | 1977-06-04 | 1978-05-31 | Automatic head tracking system |
Country Status (12)
| Country | Link |
|---|---|
| AT (1) | AT376535B (en) |
| AU (1) | AU515299B2 (en) |
| BR (1) | BR7803529A (en) |
| CH (1) | CH634433A5 (en) |
| DE (1) | DE2824277C2 (en) |
| DK (1) | DK147867C (en) |
| ES (1) | ES470451A1 (en) |
| FR (1) | FR2393391B1 (en) |
| GB (1) | GB1580008A (en) |
| IT (1) | IT7824177A0 (en) |
| NL (1) | NL193155C (en) |
| SE (1) | SE438216B (en) |
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 (en) * | 1986-12-19 | 1994-12-30 | Enertec | DEVICE FOR DETECTING THE POSITION OF A MAGNETIC HEAD |
| EP0372481B1 (en) * | 1988-12-06 | 1995-08-09 | Mitsubishi Denki Kabushiki Kaisha | Magnetic recording and reproducing apparatus |
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/en unknown
- 1978-06-02 DE DE2824277A patent/DE2824277C2/en not_active Expired
- 1978-06-02 AT AT0404178A patent/AT376535B/en not_active IP Right Cessation
- 1978-06-02 ES ES78470451A patent/ES470451A1/en not_active Expired
- 1978-06-02 DK DK247678A patent/DK147867C/en not_active IP Right Cessation
- 1978-06-02 SE SE7806528A patent/SE438216B/en not_active IP Right Cessation
- 1978-06-02 FR FR7816614A patent/FR2393391B1/en not_active Expired
- 1978-06-02 IT IT7824177A patent/IT7824177A0/en unknown
- 1978-06-02 CH CH610178A patent/CH634433A5/en not_active IP Right Cessation
- 1978-06-05 NL NL7806112A patent/NL193155C/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| IT7824177A0 (en) | 1978-06-02 |
| FR2393391A1 (en) | 1978-12-29 |
| DK147867C (en) | 1985-09-23 |
| BR7803529A (en) | 1979-02-20 |
| AT376535B (en) | 1984-11-26 |
| DK147867B (en) | 1984-12-24 |
| CH634433A5 (en) | 1983-01-31 |
| NL193155B (en) | 1998-08-03 |
| SE7806528L (en) | 1978-12-05 |
| GB1580008A (en) | 1980-11-26 |
| ATA404178A (en) | 1984-04-15 |
| NL7806112A (en) | 1978-12-06 |
| AU3670078A (en) | 1979-12-06 |
| SE438216B (en) | 1985-04-01 |
| ES470451A1 (en) | 1979-01-16 |
| DE2824277C2 (en) | 1986-11-06 |
| DE2824277A1 (en) | 1978-12-21 |
| DK247678A (en) | 1978-12-05 |
| NL193155C (en) | 1998-12-04 |
| FR2393391B1 (en) | 1985-10-31 |
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