JPH0454296B2 - - Google Patents
Info
- Publication number
- JPH0454296B2 JPH0454296B2 JP20718983A JP20718983A JPH0454296B2 JP H0454296 B2 JPH0454296 B2 JP H0454296B2 JP 20718983 A JP20718983 A JP 20718983A JP 20718983 A JP20718983 A JP 20718983A JP H0454296 B2 JPH0454296 B2 JP H0454296B2
- Authority
- JP
- Japan
- Prior art keywords
- optical
- disk
- optical axis
- tangential
- laser beam
- 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
- 230000003287 optical effect Effects 0.000 claims description 102
- 238000001514 detection method Methods 0.000 claims description 13
- 238000009434 installation Methods 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
- G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
- G11B7/095—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following specially adapted for discs, e.g. for compensation of eccentricity or wobble
- G11B7/0956—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following specially adapted for discs, e.g. for compensation of eccentricity or wobble to compensate for tilt, skew, warp or inclination of the disc, i.e. maintain the optical axis at right angles to the disc
Landscapes
- Moving Of The Head To Find And Align With The Track (AREA)
- Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
- Optical Recording Or Reproduction (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20718983A JPS6098533A (ja) | 1983-11-04 | 1983-11-04 | 光学式プレ−ヤ |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20718983A JPS6098533A (ja) | 1983-11-04 | 1983-11-04 | 光学式プレ−ヤ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6098533A JPS6098533A (ja) | 1985-06-01 |
| JPH0454296B2 true JPH0454296B2 (en]) | 1992-08-31 |
Family
ID=16535720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20718983A Granted JPS6098533A (ja) | 1983-11-04 | 1983-11-04 | 光学式プレ−ヤ |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6098533A (en]) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2502212B2 (ja) * | 1991-07-03 | 1996-05-29 | マルイ工業株式会社 | 自動車用ホイ―ルカバ― |
| JP2606492B2 (ja) * | 1991-07-23 | 1997-05-07 | 三菱電機株式会社 | 光学式記録再生装置 |
| MY125349A (en) * | 1999-05-03 | 2006-07-31 | Toshiba Samsung Storage Tech Korea Corporation | Automatic tilt compensator and optical recording/reproducing apparatus having the same |
-
1983
- 1983-11-04 JP JP20718983A patent/JPS6098533A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6098533A (ja) | 1985-06-01 |
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