SG120316A1 - Optical pickup and optical disc device - Google Patents
Optical pickup and optical disc deviceInfo
- Publication number
- SG120316A1 SG120316A1 SG200505631A SG200505631A SG120316A1 SG 120316 A1 SG120316 A1 SG 120316A1 SG 200505631 A SG200505631 A SG 200505631A SG 200505631 A SG200505631 A SG 200505631A SG 120316 A1 SG120316 A1 SG 120316A1
- Authority
- SG
- Singapore
- Prior art keywords
- optical
- disc device
- pickup
- optical disc
- optical pickup
- Prior art date
Links
- 230000003287 optical effect Effects 0.000 title 2
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
- G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
- G11B7/1392—Means for controlling the beam wavefront, e.g. for correction of aberration
- G11B7/13925—Means for controlling the beam wavefront, e.g. for correction of aberration active, e.g. controlled by electrical or mechanical means
- G11B7/13927—Means for controlling the beam wavefront, e.g. for correction of aberration active, e.g. controlled by electrical or mechanical means during transducing, e.g. to correct for variation of the spherical aberration due to disc tilt or irregularities in the cover layer thickness
-
- 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
- G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
- G11B7/1372—Lenses
- G11B7/1376—Collimator lenses
-
- 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
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
- G11B7/2403—Layers; Shape, structure or physical properties thereof
- G11B7/24035—Recording layers
- G11B7/24038—Multiple laminated recording layers
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Head (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004256821A JP2006073124A (ja) | 2004-09-03 | 2004-09-03 | 光学ピックアップ |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SG120316A1 true SG120316A1 (en) | 2006-03-28 |
Family
ID=35432276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SG200505631A SG120316A1 (en) | 2004-09-03 | 2005-09-02 | Optical pickup and optical disc device |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US7336432B2 (ru) |
| EP (1) | EP1632941A3 (ru) |
| JP (1) | JP2006073124A (ru) |
| KR (1) | KR20060050978A (ru) |
| CN (1) | CN1783260A (ru) |
| MY (1) | MY139039A (ru) |
| RU (1) | RU2399964C2 (ru) |
| SG (1) | SG120316A1 (ru) |
| TW (1) | TW200623091A (ru) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPWO2011122275A1 (ja) * | 2010-03-30 | 2013-07-08 | コニカミノルタ株式会社 | 光ピックアップ装置及び光ピックアップ装置のカップリングレンズ |
| CN109115251A (zh) * | 2017-06-22 | 2019-01-01 | 广州市合熠电子科技有限公司 | 一种双片状d形透镜区域型颜色光纤传感器 |
| CN112816447B (zh) * | 2020-12-30 | 2022-02-15 | 华南理工大学 | 基于二维频率空间编码的多光子激发成像系统及成像方法 |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5818643A (en) | 1995-11-14 | 1998-10-06 | Mahk Co., Ltd. | Optical objective lens system with variable disk thickness feature |
| JP2000131603A (ja) | 1998-10-22 | 2000-05-12 | Sony Corp | 光学ヘッド及び記録再生装置 |
| JP2001297455A (ja) | 2000-04-11 | 2001-10-26 | Fujitsu Ltd | 光記録媒体処理装置 |
| JP3833448B2 (ja) * | 2000-07-05 | 2006-10-11 | 株式会社リコー | 光ピックアップ方法および装置および光情報処理装置 |
| JP3861586B2 (ja) * | 2000-11-06 | 2006-12-20 | ソニー株式会社 | 光学ピックアップ装置及び記録再生装置 |
| JP3769666B2 (ja) | 2000-11-09 | 2006-04-26 | 日本電気株式会社 | 収差補正方法および光ディスク装置 |
| JP2003059080A (ja) | 2001-08-09 | 2003-02-28 | Matsushita Electric Ind Co Ltd | 光ヘッド装置及び光学情報記録再生装置 |
| JP4284937B2 (ja) | 2002-07-22 | 2009-06-24 | ソニー株式会社 | 光学ピックアップ装置、光学ピックアップ装置の製造方法及び記録再生装置 |
| JP2004152426A (ja) | 2002-10-31 | 2004-05-27 | Pioneer Electronic Corp | 収差補正装置、光ピックアップ及び収差補正方法 |
| JP2004185781A (ja) * | 2002-12-06 | 2004-07-02 | Pioneer Electronic Corp | 光学装置及び光ピックアップ |
| AU2003289137A1 (en) | 2002-12-10 | 2004-06-30 | Victor Company Of Japan, Limited | Optical disk unit and aberration correcting method used for this |
| JP4349853B2 (ja) | 2003-06-30 | 2009-10-21 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 光学系、光ピックアップ装置、及び音声及び／又は画像の記録装置、及び／又は、音声及び／又は画像の再生装置。 |
| US20050201248A1 (en) * | 2004-03-10 | 2005-09-15 | Junichi Kitabayashi | Optical pickup apparatus and an optical disc drive apparatus equipped with such an optical pickup |
| JP2005322356A (ja) | 2004-05-11 | 2005-11-17 | Canon Inc | 光ピックアップ装置 |
-
2004
- 2004-09-03 JP JP2004256821A patent/JP2006073124A/ja active Pending
-
2005
- 2005-08-31 TW TW094129989A patent/TW200623091A/zh unknown
- 2005-08-31 US US11/214,748 patent/US7336432B2/en active Active
- 2005-09-01 MY MYPI20054109A patent/MY139039A/en unknown
- 2005-09-02 CN CNA2005101165549A patent/CN1783260A/zh active Pending
- 2005-09-02 SG SG200505631A patent/SG120316A1/en unknown
- 2005-09-02 RU RU2005127601/28A patent/RU2399964C2/ru not_active IP Right Cessation
- 2005-09-02 KR KR1020050081769A patent/KR20060050978A/ko not_active Application Discontinuation
- 2005-09-02 EP EP05019109A patent/EP1632941A3/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| RU2399964C2 (ru) | 2010-09-20 |
| TW200623091A (en) | 2006-07-01 |
| EP1632941A3 (en) | 2007-03-21 |
| CN1783260A (zh) | 2006-06-07 |
| US7336432B2 (en) | 2008-02-26 |
| EP1632941A2 (en) | 2006-03-08 |
| RU2005127601A (ru) | 2007-03-10 |
| KR20060050978A (ko) | 2006-05-19 |
| JP2006073124A (ja) | 2006-03-16 |
| MY139039A (en) | 2009-08-28 |
| US20060050413A1 (en) | 2006-03-09 |
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