SG52711A1 - Optical device - Google Patents
Optical deviceInfo
- Publication number
- SG52711A1 SG52711A1 SG1996008143A SG1996008143A SG52711A1 SG 52711 A1 SG52711 A1 SG 52711A1 SG 1996008143 A SG1996008143 A SG 1996008143A SG 1996008143 A SG1996008143 A SG 1996008143A SG 52711 A1 SG52711 A1 SG 52711A1
- Authority
- SG
- Singapore
- Prior art keywords
- optical device
- optical
- 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
-
- 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
-
- 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
- G11B7/123—Integrated head arrangements, e.g. with source and detectors mounted on the same substrate
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Head (AREA)
- Optical Recording Or Reproduction (AREA)
- Semiconductor Lasers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7035528A JPH08235608A (ja) | 1995-02-23 | 1995-02-23 | 光学装置 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SG52711A1 true SG52711A1 (en) | 1998-09-28 |
Family
ID=12444246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SG1996008143A SG52711A1 (en) | 1995-02-23 | 1996-02-23 | Optical device |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US5703863A (ko) |
| EP (1) | EP0729138B1 (ko) |
| JP (1) | JPH08235608A (ko) |
| KR (1) | KR960032347A (ko) |
| DE (1) | DE69613871T2 (ko) |
| SG (1) | SG52711A1 (ko) |
| TW (1) | TW309614B (ko) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7038994B1 (en) * | 1996-05-27 | 2006-05-02 | Sony Corporation | Optical pickup device with a plurality of laser couplers |
| US6504812B2 (en) | 1996-05-27 | 2003-01-07 | Sony Corporation | Optical pickup device with a plurality of laser couplers |
| JPH1064084A (ja) * | 1996-08-19 | 1998-03-06 | Sony Corp | 光学装置 |
| WO2000025310A1 (fr) * | 1998-10-27 | 2000-05-04 | Sony Corporation | Dispositif capteur optique et de reproduction optique |
| EP1269467A2 (en) | 1999-12-02 | 2003-01-02 | Teraconnect, Inc. | Method and apparatus for reading out and writing to an optical disc |
| JP2001256665A (ja) * | 2000-01-07 | 2001-09-21 | Rohm Co Ltd | 受発光複合素子およびそれを用いた光ピックアップ装置 |
| WO2015087257A2 (en) * | 2013-12-10 | 2015-06-18 | Koninklijke Philips N.V. | Optical storage medium, oam-light generating device comprising an optical storage medium, hyperpolarization device comprising an oam-light generating device and magnetic resonance system comprising a hyperpolarization device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5517479A (en) * | 1993-03-26 | 1996-05-14 | Matsushita Electronics Corporation | Optical head including a semiconductor laser having a non-scatter incident area |
-
1995
- 1995-02-23 JP JP7035528A patent/JPH08235608A/ja active Pending
-
1996
- 1996-02-21 DE DE69613871T patent/DE69613871T2/de not_active Expired - Fee Related
- 1996-02-21 KR KR1019960004014A patent/KR960032347A/ko not_active Application Discontinuation
- 1996-02-21 EP EP96102615A patent/EP0729138B1/en not_active Expired - Lifetime
- 1996-02-22 US US08/603,872 patent/US5703863A/en not_active Expired - Fee Related
- 1996-02-23 TW TW085102071A patent/TW309614B/zh active
- 1996-02-23 SG SG1996008143A patent/SG52711A1/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| EP0729138A2 (en) | 1996-08-28 |
| EP0729138B1 (en) | 2001-07-18 |
| JPH08235608A (ja) | 1996-09-13 |
| US5703863A (en) | 1997-12-30 |
| DE69613871T2 (de) | 2002-04-11 |
| TW309614B (ko) | 1997-07-01 |
| DE69613871D1 (de) | 2001-08-23 |
| EP0729138A3 (en) | 1998-04-22 |
| KR960032347A (ko) | 1996-09-17 |
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