JPH0547900B2 - - Google Patents
Info
- Publication number
- JPH0547900B2 JPH0547900B2 JP58122378A JP12237883A JPH0547900B2 JP H0547900 B2 JPH0547900 B2 JP H0547900B2 JP 58122378 A JP58122378 A JP 58122378A JP 12237883 A JP12237883 A JP 12237883A JP H0547900 B2 JPH0547900 B2 JP H0547900B2
- Authority
- JP
- Japan
- Prior art keywords
- tracking
- signal
- delay
- light receiving
- information track
- 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 - Lifetime
Links
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
- G11B7/0953—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 eccentricity of the disc or disc tracks
Landscapes
- Optical Recording Or Reproduction (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12237883A JPS6015833A (ja) | 1983-07-07 | 1983-07-07 | トラツキング制御装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12237883A JPS6015833A (ja) | 1983-07-07 | 1983-07-07 | トラツキング制御装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6015833A JPS6015833A (ja) | 1985-01-26 |
| JPH0547900B2 true JPH0547900B2 (enrdf_load_stackoverflow) | 1993-07-20 |
Family
ID=14834348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12237883A Granted JPS6015833A (ja) | 1983-07-07 | 1983-07-07 | トラツキング制御装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6015833A (enrdf_load_stackoverflow) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5555445A (en) * | 1978-10-18 | 1980-04-23 | Olympus Optical Co Ltd | Optical recording information reproducing device |
| JPS58121138A (ja) * | 1982-01-11 | 1983-07-19 | Olympus Optical Co Ltd | 光学的情報記録再生装置 |
-
1983
- 1983-07-07 JP JP12237883A patent/JPS6015833A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6015833A (ja) | 1985-01-26 |
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