DE602004025417D1 - Optisches plattenlaufwerk - Google Patents
Optisches plattenlaufwerkInfo
- Publication number
- DE602004025417D1 DE602004025417D1 DE602004025417T DE602004025417T DE602004025417D1 DE 602004025417 D1 DE602004025417 D1 DE 602004025417D1 DE 602004025417 T DE602004025417 T DE 602004025417T DE 602004025417 T DE602004025417 T DE 602004025417T DE 602004025417 D1 DE602004025417 D1 DE 602004025417D1
- Authority
- DE
- Germany
- Prior art keywords
- optical detector
- optical
- detector unit
- output
- optical panel
- 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.)
- Active
Links
- 230000003287 optical effect Effects 0.000 title abstract 9
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
- G01J1/4228—Photometry, e.g. photographic exposure meter using electric radiation detectors arrangements with two or more detectors, e.g. for sensitivity compensation
-
- 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
- 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)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Optical Head (AREA)
- Optical Recording Or Reproduction (AREA)
- Mechanical Coupling Of Light Guides (AREA)
- Mechanical Light Control Or Optical Switches (AREA)
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP03103872 | 2003-10-21 | ||
PCT/IB2004/052143 WO2005038786A2 (en) | 2003-10-21 | 2004-10-19 | Optical disc drive |
Publications (1)
Publication Number | Publication Date |
---|---|
DE602004025417D1 true DE602004025417D1 (de) | 2010-03-25 |
Family
ID=34443039
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE602004025417T Active DE602004025417D1 (de) | 2003-10-21 | 2004-10-19 | Optisches plattenlaufwerk |
Country Status (9)
Country | Link |
---|---|
US (1) | US20070035834A1 (de) |
EP (1) | EP1678709B1 (de) |
JP (1) | JP2007509458A (de) |
KR (1) | KR20060093115A (de) |
CN (1) | CN100458927C (de) |
AT (1) | ATE457077T1 (de) |
DE (1) | DE602004025417D1 (de) |
TW (1) | TW200519898A (de) |
WO (1) | WO2005038786A2 (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101106637B1 (ko) * | 2005-05-26 | 2012-01-18 | 삼성전자주식회사 | 광 기록/재생기기의 인터페이스장치 |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4945525A (en) * | 1987-09-04 | 1990-07-31 | Sharp Kabushiki Kaisha | Optical information processing apparatus |
JPH04137232A (ja) * | 1990-09-27 | 1992-05-12 | Sharp Corp | 光ピックアップ装置 |
US5500901A (en) * | 1992-02-20 | 1996-03-19 | Resistance Technology, Inc. | Frequency response adjusting device |
JPH08161767A (ja) * | 1994-12-05 | 1996-06-21 | Yasuo Kamatani | 光情報記録再生方法及び装置 |
JPH09320098A (ja) * | 1996-05-27 | 1997-12-12 | Sony Corp | 光ピックアップ装置および複合光学装置 |
US6418095B1 (en) * | 1996-06-18 | 2002-07-09 | Matsushita Electric Industrial Co., Ltd. | Optical head device, inclination detection apparatus using the same, and optical information processing apparatus using the same |
CN1187002A (zh) * | 1996-12-30 | 1998-07-08 | 大宇电子株式会社 | 光学拾取装置 |
JPH117635A (ja) * | 1997-06-16 | 1999-01-12 | Sharp Corp | 光ディスク用光学ヘッド |
US6459919B1 (en) * | 1997-08-26 | 2002-10-01 | Color Kinetics, Incorporated | Precision illumination methods and systems |
DE19807809A1 (de) * | 1998-02-26 | 1999-09-02 | Thomson Brandt Gmbh | Gerät zum Lesen und/oder Beschreiben optischer Aufzeichnungsträger |
JP3835653B2 (ja) * | 1998-04-23 | 2006-10-18 | ミツミ電機株式会社 | 光学ヘッドの出力制御回路 |
KR100680657B1 (ko) * | 1998-10-02 | 2007-02-08 | 소니 가부시끼 가이샤 | 광디스크 재생장치 및 방법 |
US6487149B1 (en) * | 1998-10-09 | 2002-11-26 | Ricoh Company, Ltd. | Optical recording and reproducing methods for optical disk |
JP2000123398A (ja) * | 1998-10-15 | 2000-04-28 | Ricoh Co Ltd | 光ピックアップ装置 |
JP4604304B2 (ja) * | 1999-07-09 | 2011-01-05 | ソニー株式会社 | レーザ装置、光学ヘッド及び光記録再生装置 |
KR100644564B1 (ko) * | 1999-09-14 | 2006-11-13 | 삼성전자주식회사 | 광디스크 기록/재생장치의 트랙 크로스 신호 검출방법 및 이에적합한 장치 |
US6597642B1 (en) * | 1999-11-12 | 2003-07-22 | Matsushita Electric Industrial Co., Ltd | Photodetector unit, and optical pickup, optical reproduction apparatus, and optical recording apparatus equipped with the same |
JP3911104B2 (ja) * | 1999-11-30 | 2007-05-09 | ペンタックス株式会社 | 光情報記録再生装置の光学系 |
TW480356B (en) * | 2000-02-11 | 2002-03-21 | Koninkl Philips Electronics Nv | Optical transducer and recording/playback device comprising the transducer |
JP2003296959A (ja) * | 2002-03-26 | 2003-10-17 | Samsung Electro Mech Co Ltd | 波長選択性開口制限素子と波長選択性ビームスプリッタ及びそれを備えた光ピックアップ装置 |
US7518976B2 (en) * | 2003-01-30 | 2009-04-14 | Panasonic Corporation | Optical head with light sources of different wavelength |
JP3975953B2 (ja) * | 2003-03-20 | 2007-09-12 | 日本ビクター株式会社 | 光ディスクの種類判別方法及び光ディスク装置 |
-
2004
- 2004-10-19 KR KR1020067007712A patent/KR20060093115A/ko active IP Right Grant
- 2004-10-19 EP EP04770289A patent/EP1678709B1/de not_active Not-in-force
- 2004-10-19 US US10/576,312 patent/US20070035834A1/en not_active Abandoned
- 2004-10-19 WO PCT/IB2004/052143 patent/WO2005038786A2/en active Application Filing
- 2004-10-19 CN CNB2004800308943A patent/CN100458927C/zh not_active Expired - Fee Related
- 2004-10-19 AT AT04770289T patent/ATE457077T1/de not_active IP Right Cessation
- 2004-10-19 JP JP2006536249A patent/JP2007509458A/ja active Pending
- 2004-10-19 DE DE602004025417T patent/DE602004025417D1/de active Active
- 2004-10-21 TW TW093132049A patent/TW200519898A/zh unknown
Also Published As
Publication number | Publication date |
---|---|
TW200519898A (en) | 2005-06-16 |
ATE457077T1 (de) | 2010-02-15 |
WO2005038786A3 (en) | 2005-06-16 |
CN100458927C (zh) | 2009-02-04 |
KR20060093115A (ko) | 2006-08-23 |
EP1678709A2 (de) | 2006-07-12 |
US20070035834A1 (en) | 2007-02-15 |
CN1871640A (zh) | 2006-11-29 |
EP1678709B1 (de) | 2010-02-03 |
JP2007509458A (ja) | 2007-04-12 |
WO2005038786A2 (en) | 2005-04-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |