JPS5774835A - Optical recording system - Google Patents
Optical recording systemInfo
- Publication number
- JPS5774835A JPS5774835A JP14896180A JP14896180A JPS5774835A JP S5774835 A JPS5774835 A JP S5774835A JP 14896180 A JP14896180 A JP 14896180A JP 14896180 A JP14896180 A JP 14896180A JP S5774835 A JPS5774835 A JP S5774835A
- Authority
- JP
- Japan
- Prior art keywords
- metallic layer
- recording
- control
- servo
- instance
- 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.)
- Pending
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
- G11B7/0901—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 for track following only
Landscapes
- Optical Recording Or Reproduction (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14896180A JPS5774835A (en) | 1980-10-24 | 1980-10-24 | Optical recording system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14896180A JPS5774835A (en) | 1980-10-24 | 1980-10-24 | Optical recording system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5774835A true JPS5774835A (en) | 1982-05-11 |
Family
ID=15464525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14896180A Pending JPS5774835A (en) | 1980-10-24 | 1980-10-24 | Optical recording system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5774835A (ja) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6122450A (ja) * | 1984-07-10 | 1986-01-31 | Matsushita Electric Ind Co Ltd | 情報記録媒体とその原盤記録方法および記録再生方法 |
| JPS61172228A (ja) * | 1984-05-21 | 1986-08-02 | Matsushita Electric Ind Co Ltd | トラツキング制御装置 |
| JPS62219247A (ja) * | 1986-03-20 | 1987-09-26 | Canon Inc | 光記録媒体およびその光記録方法 |
| US5272684A (en) * | 1989-08-01 | 1993-12-21 | Mitsubishi Denki Kabushiki Kaisha | Information recording method and information recording apparatus for magneto-optic recording information medium |
| JPH08190738A (ja) * | 1995-09-22 | 1996-07-23 | Matsushita Electric Ind Co Ltd | 情報記録媒体の原盤記録方法および記録再生方法 |
| KR19990057754A (ko) * | 1997-12-30 | 1999-07-15 | 윤종용 | 서보 정보를 갖는 하드 디스크 제작 방법 |
-
1980
- 1980-10-24 JP JP14896180A patent/JPS5774835A/ja active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61172228A (ja) * | 1984-05-21 | 1986-08-02 | Matsushita Electric Ind Co Ltd | トラツキング制御装置 |
| JPS6122450A (ja) * | 1984-07-10 | 1986-01-31 | Matsushita Electric Ind Co Ltd | 情報記録媒体とその原盤記録方法および記録再生方法 |
| JPS62219247A (ja) * | 1986-03-20 | 1987-09-26 | Canon Inc | 光記録媒体およびその光記録方法 |
| US5272684A (en) * | 1989-08-01 | 1993-12-21 | Mitsubishi Denki Kabushiki Kaisha | Information recording method and information recording apparatus for magneto-optic recording information medium |
| JPH08190738A (ja) * | 1995-09-22 | 1996-07-23 | Matsushita Electric Ind Co Ltd | 情報記録媒体の原盤記録方法および記録再生方法 |
| KR19990057754A (ko) * | 1997-12-30 | 1999-07-15 | 윤종용 | 서보 정보를 갖는 하드 디스크 제작 방법 |
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