NO984193D0 - Optical media read / write device - Google Patents
Optical media read / write deviceInfo
- Publication number
- NO984193D0 NO984193D0 NO984193A NO984193A NO984193D0 NO 984193 D0 NO984193 D0 NO 984193D0 NO 984193 A NO984193 A NO 984193A NO 984193 A NO984193 A NO 984193A NO 984193 D0 NO984193 D0 NO 984193D0
- Authority
- NO
- Norway
- Prior art keywords
- optical media
- write device
- media read
- read
- write
- Prior art date
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
- G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
- G11B7/0857—Arrangements for mechanically moving the whole head
- G11B7/08582—Sled-type positioners
- G11B7/08588—Sled-type positioners with position sensing by means of an auxiliary system using an external scale
-
- 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
- G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
-
- 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
- G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
- G11B7/08505—Methods for track change, selection or preliminary positioning by moving the head
- G11B7/08541—Methods for track change, selection or preliminary positioning by moving the head involving track counting to determine position
-
- 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
- G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
- G11B7/0857—Arrangements for mechanically moving the whole head
- G11B7/08576—Swinging-arm positioners
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL1002671A NL1002671C2 (en) | 1996-03-21 | 1996-03-21 | Read / write device for optical media. |
| PCT/EP1997/001266 WO1997035305A1 (en) | 1996-03-21 | 1997-03-12 | Read/write arrangement for optical media |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NO984193L NO984193L (en) | 1998-09-11 |
| NO984193D0 true NO984193D0 (en) | 1998-09-11 |
Family
ID=19762538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO984193A NO984193D0 (en) | 1996-03-21 | 1998-09-11 | Optical media read / write device |
Country Status (9)
| Country | Link |
|---|---|
| EP (1) | EP0888613A1 (en) |
| JP (1) | JP2000508106A (en) |
| KR (1) | KR20000064539A (en) |
| CN (1) | CN1214143A (en) |
| AU (1) | AU2155897A (en) |
| CA (1) | CA2248644A1 (en) |
| NL (1) | NL1002671C2 (en) |
| NO (1) | NO984193D0 (en) |
| WO (1) | WO1997035305A1 (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR880000999B1 (en) * | 1981-11-25 | 1988-06-10 | 미쓰다 가쓰시게 | Optical memory apparatus |
| KR910003458B1 (en) * | 1986-12-02 | 1991-05-31 | 미쓰비시뎅끼 가부시끼가이샤 | Operating apparatus of optical disk |
| EP0394572B1 (en) * | 1989-04-26 | 1995-06-28 | International Business Machines Corporation | Data storage device |
| KR920006926A (en) * | 1990-09-29 | 1992-04-28 | 정용문 | Track eccentricity correction method of optical disk drive device and device therefor |
| US5481510A (en) * | 1992-02-28 | 1996-01-02 | Fujitsu Limited | Seek control system for optical storage apparatus |
| JP2928849B2 (en) * | 1993-12-10 | 1999-08-03 | 株式会社日本コンラックス | Track seek method and apparatus in optical information recording / reproducing apparatus |
-
1996
- 1996-03-21 NL NL1002671A patent/NL1002671C2/en not_active IP Right Cessation
-
1997
- 1997-03-12 KR KR1019980706828A patent/KR20000064539A/en not_active Application Discontinuation
- 1997-03-12 JP JP9533122A patent/JP2000508106A/en active Pending
- 1997-03-12 CA CA002248644A patent/CA2248644A1/en not_active Abandoned
- 1997-03-12 AU AU21558/97A patent/AU2155897A/en not_active Abandoned
- 1997-03-12 EP EP97914233A patent/EP0888613A1/en not_active Withdrawn
- 1997-03-12 CN CN97193185A patent/CN1214143A/en active Pending
- 1997-03-12 WO PCT/EP1997/001266 patent/WO1997035305A1/en not_active Application Discontinuation
-
1998
- 1998-09-11 NO NO984193A patent/NO984193D0/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL1002671C2 (en) | 1997-09-23 |
| CN1214143A (en) | 1999-04-14 |
| EP0888613A1 (en) | 1999-01-07 |
| CA2248644A1 (en) | 1997-09-25 |
| AU2155897A (en) | 1997-10-10 |
| KR20000064539A (en) | 2000-11-06 |
| JP2000508106A (en) | 2000-06-27 |
| NO984193L (en) | 1998-09-11 |
| WO1997035305A1 (en) | 1997-09-25 |
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