DE19983987T1 - Optische Speichervorrichtung - Google Patents
Optische SpeichervorrichtungInfo
- Publication number
- DE19983987T1 DE19983987T1 DE19983987T DE19983987T DE19983987T1 DE 19983987 T1 DE19983987 T1 DE 19983987T1 DE 19983987 T DE19983987 T DE 19983987T DE 19983987 T DE19983987 T DE 19983987T DE 19983987 T1 DE19983987 T1 DE 19983987T1
- Authority
- DE
- Germany
- Prior art keywords
- storage device
- optical storage
- optical
- storage
- 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.)
- Withdrawn
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
- G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
- G11B7/13—Optical detectors therefor
- G11B7/131—Arrangement of detectors in a multiple array
-
- 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
-
- 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
- G11B7/0925—Electromechanical actuators for lens positioning
-
- 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
- G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Recording Or Reproduction (AREA)
- Optical Head (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP1999/006437 WO2001037272A1 (fr) | 1999-11-18 | 1999-11-18 | Dispositif de stockage optique |
Publications (1)
Publication Number | Publication Date |
---|---|
DE19983987T1 true DE19983987T1 (de) | 2002-12-19 |
Family
ID=14237321
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19983987T Withdrawn DE19983987T1 (de) | 1999-11-18 | 1999-11-18 | Optische Speichervorrichtung |
Country Status (3)
Country | Link |
---|---|
US (1) | US6704268B2 (de) |
DE (1) | DE19983987T1 (de) |
WO (1) | WO2001037272A1 (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20050082602A (ko) * | 2004-02-19 | 2005-08-24 | 엘지전자 주식회사 | 복수의 렌즈가 구비된 광픽업 장치 |
KR20070028533A (ko) * | 2004-06-16 | 2007-03-12 | 코닌클리케 필립스 일렉트로닉스 엔.브이. | 광 픽업 헤드에서 주사 빔을 발생하는 장치 및 방법, 소형광 픽업 헤드와, 소형 픽업 헤드를 구비한 광학 저장시스템 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6022743A (ja) * | 1984-04-24 | 1985-02-05 | Olympus Optical Co Ltd | 光学的に情報を記録したデイスク再生装置のピツクアツプ |
WO1989004042A1 (en) * | 1987-10-28 | 1989-05-05 | Oki Electric Industry Co., Ltd. | Optical head |
JPH01317229A (ja) | 1988-06-17 | 1989-12-21 | Fujitsu Ltd | 光学情報記録再生装置 |
US5319624A (en) * | 1989-06-13 | 1994-06-07 | Kabushiki Kaisha Toshiba | Electromagnetic actuator and optical disk apparatus incorporating the same |
JPH05159336A (ja) | 1991-12-03 | 1993-06-25 | Omron Corp | 光ピックアップ装置 |
JPH05225579A (ja) | 1992-02-14 | 1993-09-03 | Sony Corp | 光ディスクドライブ |
JP3563086B2 (ja) * | 1993-03-16 | 2004-09-08 | 富士通株式会社 | 光学ヘッド |
ES2152274T3 (es) * | 1993-05-18 | 2001-02-01 | Nec Corp | Accionador para una cabeza optica. |
US5488603A (en) * | 1993-06-21 | 1996-01-30 | Matsushita Electric Industrial Co., Ltd. | Optical information recording reproducing apparatus with first and second electrokinetic transducers at respective distances |
JP3279024B2 (ja) * | 1993-10-30 | 2002-04-30 | ソニー株式会社 | 光ピックアップ装置 |
JP3145241B2 (ja) * | 1994-01-20 | 2001-03-12 | 富士通株式会社 | 光ディスク駆動装置 |
US5663840A (en) * | 1994-06-14 | 1997-09-02 | Nec Corporation | Objective lens actuator for optical head and used for high speed access |
JPH08190722A (ja) | 1995-01-06 | 1996-07-23 | Sony Corp | 光ヘッド装置 |
JPH11161980A (ja) * | 1997-11-28 | 1999-06-18 | Nec Corp | 光ヘッド用トラックエラー信号検出装置 |
JP3393067B2 (ja) * | 1998-06-30 | 2003-04-07 | 富士通株式会社 | 光ディスク装置用光学ヘッド |
US6310852B1 (en) * | 1998-10-15 | 2001-10-30 | Matsushita Electric Industrial Co., Ltd. | Optical recording/reproducing apparatus |
-
1999
- 1999-11-18 DE DE19983987T patent/DE19983987T1/de not_active Withdrawn
- 1999-11-18 WO PCT/JP1999/006437 patent/WO2001037272A1/ja active Application Filing
-
2002
- 2002-03-26 US US10/106,570 patent/US6704268B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US20020114258A1 (en) | 2002-08-22 |
WO2001037272A1 (fr) | 2001-05-25 |
US6704268B2 (en) | 2004-03-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
OP8 | Request for examination as to paragraph 44 patent law | ||
8139 | Disposal/non-payment of the annual fee |