CN1155951C - 光学拾波装置及其制造方法 - Google Patents
光学拾波装置及其制造方法 Download PDFInfo
- Publication number
- CN1155951C CN1155951C CNB00134613XA CN00134613A CN1155951C CN 1155951 C CN1155951 C CN 1155951C CN B00134613X A CNB00134613X A CN B00134613XA CN 00134613 A CN00134613 A CN 00134613A CN 1155951 C CN1155951 C CN 1155951C
- Authority
- CN
- China
- Prior art keywords
- light source
- optical
- framework
- retainer
- detector
- 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.)
- Expired - Fee Related
Links
- 230000003287 optical effect Effects 0.000 title claims abstract description 93
- 238000000034 method Methods 0.000 title claims description 7
- 239000007767 bonding agent Substances 0.000 claims description 17
- 230000008878 coupling Effects 0.000 claims description 13
- 238000010168 coupling process Methods 0.000 claims description 13
- 238000005859 coupling reaction Methods 0.000 claims description 13
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 239000000853 adhesive Substances 0.000 abstract description 3
- 230000001070 adhesive effect Effects 0.000 abstract description 3
- 230000001105 regulatory effect Effects 0.000 description 6
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 230000011514 reflex Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
Images
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
- G11B7/125—Optical beam sources therefor, e.g. laser control circuitry specially adapted for optical storage devices; Modulators, e.g. means for controlling the size or intensity of optical spots or optical traces
- G11B7/127—Lasers; Multiple laser arrays
-
- 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
-
- 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
- G11B7/22—Apparatus or processes for the manufacture of optical heads, e.g. assembly
-
- 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
- G11B2007/0003—Recording, reproducing or erasing systems characterised by the structure or type of the carrier
- G11B2007/0006—Recording, reproducing or erasing systems characterised by the structure or type of the carrier adapted for scanning different types of carrier, e.g. CD & DVD
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Head (AREA)
- Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
Abstract
Description
Claims (6)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP342956/1999 | 1999-12-02 | ||
JP34295699A JP3792462B2 (ja) | 1999-12-02 | 1999-12-02 | 光ピックアップ装置およびその製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1300055A CN1300055A (zh) | 2001-06-20 |
CN1155951C true CN1155951C (zh) | 2004-06-30 |
Family
ID=18357822
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB00134613XA Expired - Fee Related CN1155951C (zh) | 1999-12-02 | 2000-12-01 | 光学拾波装置及其制造方法 |
Country Status (3)
Country | Link |
---|---|
US (1) | US6522619B2 (zh) |
JP (1) | JP3792462B2 (zh) |
CN (1) | CN1155951C (zh) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3909025B2 (ja) * | 2002-03-20 | 2007-04-25 | シャープ株式会社 | 光ピックアップ装置およびその製造方法 |
JP2004227657A (ja) * | 2003-01-22 | 2004-08-12 | Sharp Corp | 光ピックアップ装置および光ディスク装置 |
KR101121618B1 (ko) * | 2003-07-16 | 2012-03-13 | 이데미쓰 고산 가부시키가이샤 | 광학 판독 장치 |
CN100334628C (zh) * | 2004-04-27 | 2007-08-29 | 三洋电机株式会社 | 光学拾取装置 |
JP2005322299A (ja) * | 2004-05-07 | 2005-11-17 | Sankyo Seiki Mfg Co Ltd | 光ヘッド装置 |
JP2006065943A (ja) * | 2004-08-26 | 2006-03-09 | Hitachi Media Electoronics Co Ltd | 光ピックアップ装置およびその製造方法 |
JP2009232676A (ja) * | 2008-02-26 | 2009-10-08 | Nippon Densan Corp | モータおよびディスク駆動装置 |
US8167253B2 (en) * | 2008-06-02 | 2012-05-01 | Sony Corporation | Flat panel TV stand providing floating appearance |
JP2010080045A (ja) * | 2008-08-28 | 2010-04-08 | Panasonic Corp | 光ピックアップおよびその製造方法 |
CN104576463A (zh) * | 2015-01-22 | 2015-04-29 | 北京七星华创电子股份有限公司 | 一种快速降温热处理系统 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6163409A (en) * | 1996-10-30 | 2000-12-19 | Kabushiki Kaisha Toshiba | Optical head, optical component for use therein, method of manufacturing the same, and optical disk apparatus |
JPH10308031A (ja) * | 1997-05-06 | 1998-11-17 | Sankyo Seiki Mfg Co Ltd | 光ピックアップ装置 |
US6072579A (en) * | 1998-08-27 | 2000-06-06 | Ricoh Company, Ltd. | Optical pickup apparatus having improved holographic optical element and photodetector |
-
1999
- 1999-12-02 JP JP34295699A patent/JP3792462B2/ja not_active Expired - Fee Related
-
2000
- 2000-12-01 CN CNB00134613XA patent/CN1155951C/zh not_active Expired - Fee Related
- 2000-12-04 US US09/728,059 patent/US6522619B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US20010043520A1 (en) | 2001-11-22 |
US6522619B2 (en) | 2003-02-18 |
JP2001160228A (ja) | 2001-06-12 |
JP3792462B2 (ja) | 2006-07-05 |
CN1300055A (zh) | 2001-06-20 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US5430699A (en) | Optical reading and writing device | |
US5687155A (en) | Optical integrating element and integration type optical pickup device using the same | |
CN1155951C (zh) | 光学拾波装置及其制造方法 | |
US7036134B2 (en) | Optical head and method of manufacturing the same | |
CN1790100A (zh) | 光具座、集成光学系统和光学找正方法 | |
JPH1011765A (ja) | 光ディスク装置及びその対物レンズの傾き調整方法 | |
US7359308B2 (en) | Fixing structure for optical element and optical head device | |
CN1421034A (zh) | 小型光头 | |
US7210152B2 (en) | Optical head and optical recording medium drive | |
CN1969329A (zh) | 在一个光学拾取头中产生一个扫描光束的装置和方法、微型光学拾取头以及包括一个微型拾取头的光学存储系统 | |
EP1926097B1 (en) | Optical pickup device | |
US7116494B2 (en) | Optical apparatus and method for adjusting amount of light of the same | |
JP2007294004A (ja) | 光ピックアップ装置 | |
KR20040073963A (ko) | 광학픽업 및 디스크 드라이브장치 | |
CN101751948B (zh) | 光拾取装置及其制造方法 | |
JP4544018B2 (ja) | アクチュエータ装置 | |
KR100551118B1 (ko) | 광픽업장치 | |
JP2003263751A (ja) | 光ヘッド | |
JP2003187461A (ja) | 光ピックアップ | |
KR100539734B1 (ko) | 집적 픽업 광학계 | |
JPH064894A (ja) | 光ピックアップ装置 | |
JPH05273450A (ja) | 光学ヘッドとこの光学ヘッドにおける光学素子の固定方法 | |
JPH06162699A (ja) | 磁気記録装置 | |
JP2004220665A (ja) | 光ピックアップ装置 | |
KR20000016814U (ko) | 광픽업의 레이저 다이오드 조정장치 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C06 | Publication | ||
PB01 | Publication | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CI01 | Correction of invention patent gazette |
Correction item: Inventor Correct: Weng Renyan False: Weng Renzhong Number: 26 Page: 466 Volume: 20 |
|
CI03 | Correction of invention patent |
Correction item: Inventor Correct: Weng Renyan False: Weng Renzhong Number: 26 Page: The title page Volume: 20 |
|
COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: WENG RENZHONG TO: WENG RENYAN |
|
ERR | Gazette correction |
Free format text: CORRECT: INVENTOR; FROM: WENG RENZHONG TO: WENG RENYAN |
|
C56 | Change in the name or address of the patentee |
Owner name: NIDEC SANKYO CORP.; TOSHIBA K.K. Free format text: FORMER NAME OR ADDRESS: SANKYO SEIKI MFG. SEISAKUSHO K.K.; TOSHIBA K.K. |
|
CP01 | Change in the name or title of a patent holder |
Address after: Nagano Co-patentee after: Toshiba Co., Ltd. Patentee after: Sankyo Seiki Seisakusho KK Address before: Nagano Co-patentee before: Toshiba Co., Ltd. Patentee before: Sankyo Seiki Manufacturing Co., Ltd. |
|
C19 | Lapse of patent right due to non-payment of the annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |