DE69634616D1 - Objektivlinsenantriebsvorrichtung und optische Informationsaufzeichnungs-/-wiedergabevorrichtung - Google Patents
Objektivlinsenantriebsvorrichtung und optische Informationsaufzeichnungs-/-wiedergabevorrichtungInfo
- Publication number
- DE69634616D1 DE69634616D1 DE69634616T DE69634616T DE69634616D1 DE 69634616 D1 DE69634616 D1 DE 69634616D1 DE 69634616 T DE69634616 T DE 69634616T DE 69634616 T DE69634616 T DE 69634616T DE 69634616 D1 DE69634616 D1 DE 69634616D1
- Authority
- DE
- Germany
- Prior art keywords
- objective lens
- information recording
- optical information
- lens driving
- driving device
- 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 - Lifetime
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
- G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
- G11B19/02—Control of operating function, e.g. switching from recording to reproducing
- G11B19/12—Control of operating function, e.g. switching from recording to reproducing by sensing distinguishing features of or on records, e.g. diameter end mark
-
- 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
- G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
- G11B7/005—Reproducing
-
- 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
- G11B7/0903—Multi-beam tracking systems
-
- 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
- G11B7/093—Electromechanical actuators for lens positioning for focusing and tracking
-
- 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
- G11B7/125—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
- G11B7/126—Circuits, methods or arrangements for laser control or stabilisation
-
- 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
- G11B7/1374—Objective 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
- 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
-
- 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
- G11B7/002—Recording, reproducing or erasing systems characterised by the shape or form of the carrier
- G11B7/0037—Recording, reproducing or erasing systems characterised by the shape or form of the carrier with discs
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Head (AREA)
- Optical Recording Or Reproduction (AREA)
Applications Claiming Priority (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3075095A JPH08221779A (ja) | 1995-02-20 | 1995-02-20 | 対物レンズ駆動装置及び光ヘッド装置 |
JP3075095 | 1995-02-20 | ||
JP7146515A JPH08339569A (ja) | 1995-06-13 | 1995-06-13 | 光記録再生装置 |
JP14651595 | 1995-06-13 | ||
JP7150411A JPH097201A (ja) | 1995-06-16 | 1995-06-16 | 光ヘッド装置 |
JP15041195 | 1995-06-16 | ||
JP32053495A JP3768576B2 (ja) | 1995-12-08 | 1995-12-08 | 対物レンズ駆動装置、光ヘッド装置及び光学式情報装置 |
JP32053495 | 1995-12-08 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69634616D1 true DE69634616D1 (de) | 2005-05-19 |
DE69634616T2 DE69634616T2 (de) | 2006-03-02 |
Family
ID=27459309
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69625728T Expired - Lifetime DE69625728T2 (de) | 1995-02-20 | 1996-02-08 | Objektivlinsenantriebsvorrichtung und optische Informationsaufzeichnungs-/-wiedergabevorrichtung |
DE69634616T Expired - Lifetime DE69634616T2 (de) | 1995-02-20 | 1996-02-08 | Objektivlinsenantriebsvorrichtung und optische Informationsaufzeichnungs-/-wiedergabevorrichtung |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69625728T Expired - Lifetime DE69625728T2 (de) | 1995-02-20 | 1996-02-08 | Objektivlinsenantriebsvorrichtung und optische Informationsaufzeichnungs-/-wiedergabevorrichtung |
Country Status (4)
Country | Link |
---|---|
US (1) | US5986984A (de) |
EP (2) | EP0727776B1 (de) |
KR (1) | KR100302931B1 (de) |
DE (2) | DE69625728T2 (de) |
Families Citing this family (42)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100373673B1 (ko) * | 1995-05-08 | 2003-05-09 | 산요 덴키 가부시키가이샤 | 광학기록·재생장치및광픽업 |
JP2725632B2 (ja) * | 1995-05-24 | 1998-03-11 | 日本電気株式会社 | 光ヘッド装置 |
JPH09115178A (ja) * | 1995-10-17 | 1997-05-02 | Toshiba Corp | 光ヘッド装置およびその製造方法 |
EP0773537B1 (de) * | 1995-11-10 | 2003-05-07 | Kabushiki Kaisha Toshiba | Antriebsvorrichtung für Objektivlinse |
US5864523A (en) * | 1995-11-10 | 1999-01-26 | Kabushiki Kaisha Toshiba | Objective lens driving apparatus |
DE69609153T2 (de) * | 1995-12-27 | 2001-02-15 | Sony Corp., Tokio/Tokyo | Zweiachsige Positioniereinrichtung und Gerät für optische Platten |
JP2871574B2 (ja) * | 1996-01-19 | 1999-03-17 | 日本電気株式会社 | 対物レンズアクチュエータ装置 |
JPH09204676A (ja) * | 1996-01-24 | 1997-08-05 | Sony Corp | 光学ピックアップ及び光ディスク装置 |
TW453493U (en) * | 1996-02-13 | 2001-09-01 | Tokyo Shibaura Electric Co | Reproducing device of optical disk |
JPH09288835A (ja) * | 1996-02-23 | 1997-11-04 | Matsushita Electric Ind Co Ltd | 対物レンズ駆動装置 |
US6016301A (en) * | 1996-04-01 | 2000-01-18 | Sony Corporation | Optical pickup device and optical disc reproducing apparatus |
KR100298825B1 (ko) * | 1996-08-19 | 2001-10-26 | 하시모토 야스고로 | 대물 렌즈 구동 장치 및 이를 이용한 광디스크 장치 |
DE69709011T2 (de) | 1996-09-25 | 2002-05-02 | Victor Company Of Japan, Ltd. | Vorrichtung zur Bestimmung des Typs einer Platte, Wiedergabegerät für optische Platte und Vorrichtung zur Detektion eines Spurverfolgungsfehlersignals |
JPH10188458A (ja) * | 1996-10-31 | 1998-07-21 | Toshiba Corp | ディスク種別判別方法及びその装置 |
KR100227744B1 (ko) * | 1996-12-30 | 1999-11-01 | 전주범 | 광픽업 장치 |
CN1220757A (zh) * | 1997-01-30 | 1999-06-23 | 皇家菲利浦电子有限公司 | 光盘的扫描装置 |
WO1998034222A2 (en) * | 1997-01-30 | 1998-08-06 | Koninklijke Philips Electronics N.V. | Scanning device for optical discs |
US5856964A (en) * | 1997-04-15 | 1999-01-05 | Eastman Kodak Company | Multihead optical disc drives with direct reading after writing operation |
JP3541617B2 (ja) * | 1997-04-23 | 2004-07-14 | 日本ビクター株式会社 | 光学式ディスク装置 |
US6147954A (en) * | 1997-05-22 | 2000-11-14 | Kabushiki Kaisha Toshiba | Optical characteristics switching mechanism optical head and optical apparatus |
JPH1166712A (ja) | 1997-08-26 | 1999-03-09 | Sanyo Electric Co Ltd | ディスク判別方法 |
JP3547000B2 (ja) * | 2000-05-30 | 2004-07-28 | シャープ株式会社 | 光ピックアップ装置 |
TWI244619B (en) * | 2001-03-23 | 2005-12-01 | Ibm | Data read/write systems |
KR100416546B1 (ko) * | 2001-06-22 | 2004-02-05 | 삼성전자주식회사 | 광디스크 판별 방법 및 그를 적용한 광디스크 시스템 |
KR100438701B1 (ko) * | 2001-09-17 | 2004-07-05 | 삼성전자주식회사 | 호환형 광픽업 및 그 광축을 맞추기 위한 조정방법 |
KR100636127B1 (ko) * | 2001-12-01 | 2006-10-19 | 삼성전자주식회사 | 광픽업용 액츄에이터 |
US7458086B2 (en) | 2001-12-01 | 2008-11-25 | Samsung Electronics Co., Ltd. | Actuator used with an optical pickup |
JP2004103189A (ja) * | 2002-09-13 | 2004-04-02 | Hitachi Ltd | 光ピックアップ装置及び光ディスク装置 |
JP2004319051A (ja) * | 2003-04-21 | 2004-11-11 | Pioneer Electronic Corp | 情報再生装置及び方法等 |
WO2004105006A1 (ja) * | 2003-05-20 | 2004-12-02 | Matsushita Electric Industrial Co., Ltd. | 光ディスク装置および情報記録再生方法 |
JP2004348819A (ja) * | 2003-05-21 | 2004-12-09 | Sankyo Seiki Mfg Co Ltd | 光ヘッド装置およびコイル製造装置 |
US7990819B2 (en) * | 2004-04-22 | 2011-08-02 | Panasonic Corporation | Optical head apparatus and optical information apparatus |
JP2006031902A (ja) | 2004-07-21 | 2006-02-02 | Sony Corp | 集光光学系、これを用いた光学ピックアップ装置及び光記録再生装置 |
TWI277082B (en) * | 2005-04-26 | 2007-03-21 | Lite On It Corp | Optical storage and reading apparatus |
JP2007026507A (ja) * | 2005-07-14 | 2007-02-01 | Matsushita Electric Ind Co Ltd | 光ピックアップ装置 |
JP2007059041A (ja) * | 2005-07-25 | 2007-03-08 | Sharp Corp | レンズ駆動装置及び光ピックアップ装置 |
US8171506B2 (en) * | 2005-08-18 | 2012-05-01 | Mitsubishi Electric Corporation | Optical-system driving device effecting switchover between objective lenses for achieving focal spots |
JP4258542B2 (ja) | 2006-09-13 | 2009-04-30 | 船井電機株式会社 | 光ディスク装置及び対物レンズの種類判別方法 |
EP1933310A1 (de) * | 2006-12-13 | 2008-06-18 | Deutsche Thomson OHG | Vorbelichtung und Härtung eines lichtempfindlichen Materials zur Speicherung optischer Daten |
US7701812B2 (en) * | 2007-02-08 | 2010-04-20 | Mitsubishi Electric Corporation | Optical element driving apparatus |
CN107813616B (zh) * | 2017-10-10 | 2019-06-07 | 歌尔股份有限公司 | 回转式多面打标装置 |
CN114101905B (zh) * | 2021-12-01 | 2022-06-14 | 深圳市紫宸激光设备有限公司 | 一种光源可调的激光焊接设备 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3332788C1 (de) * | 1983-09-10 | 1985-01-17 | C. Reichert Optische Werke Ag, Wien | Mikroskop mit einem Objektivrevolver |
JPS6194246A (ja) * | 1984-10-15 | 1986-05-13 | Sony Corp | 光学式ヘッドのトラッキング誤差検出方法 |
JPS61180935A (ja) * | 1985-02-06 | 1986-08-13 | Matsushita Electric Ind Co Ltd | 光学的信号記録再生装置 |
JPS62141646A (ja) * | 1985-12-17 | 1987-06-25 | Seiko Instr & Electronics Ltd | 対物レンズ駆動装置 |
US5235581A (en) * | 1990-08-09 | 1993-08-10 | Matsushita Electric Industrial Co., Ltd. | Optical recording/reproducing apparatus for optical disks with various disk substrate thicknesses |
JPH05144075A (ja) * | 1991-11-22 | 1993-06-11 | Sony Corp | 光デイスク用光学式ヘツド |
JPH0676460A (ja) * | 1992-08-28 | 1994-03-18 | Sony Corp | 光ディスク装置 |
JP2532818B2 (ja) * | 1993-02-01 | 1996-09-11 | 松下電器産業株式会社 | 対物レンズおよび光ヘッド装置 |
JPH06333255A (ja) * | 1993-05-25 | 1994-12-02 | Matsushita Electric Ind Co Ltd | 光ヘッド装置 |
JPH0737259A (ja) * | 1993-07-23 | 1995-02-07 | Ricoh Co Ltd | 光ディスク装置の構成方法 |
US5729510A (en) * | 1994-01-19 | 1998-03-17 | Kabushiki Kaisha Toshiba | Optical head used for recording on optical recording medium having various thicknesses, warpage and the like |
JP3519804B2 (ja) * | 1994-11-10 | 2004-04-19 | オリンパス株式会社 | 光ピックアップ装置 |
-
1996
- 1996-02-08 EP EP96300852A patent/EP0727776B1/de not_active Expired - Lifetime
- 1996-02-08 DE DE69625728T patent/DE69625728T2/de not_active Expired - Lifetime
- 1996-02-08 DE DE69634616T patent/DE69634616T2/de not_active Expired - Lifetime
- 1996-02-08 EP EP01103998A patent/EP1111603B1/de not_active Expired - Lifetime
- 1996-02-09 US US08/596,876 patent/US5986984A/en not_active Expired - Lifetime
- 1996-02-09 KR KR1019960003126A patent/KR100302931B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE69625728T2 (de) | 2003-10-23 |
DE69625728D1 (de) | 2003-02-20 |
US5986984A (en) | 1999-11-16 |
EP0727776A1 (de) | 1996-08-21 |
EP0727776B1 (de) | 2003-01-15 |
KR960032343A (ko) | 1996-09-17 |
EP1111603B1 (de) | 2005-04-13 |
DE69634616T2 (de) | 2006-03-02 |
KR100302931B1 (ko) | 2001-11-22 |
EP1111603A1 (de) | 2001-06-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |