DE68911722D1 - Gerät zur optischen Aufnahme und Wiedergabe von Information. - Google Patents
Gerät zur optischen Aufnahme und Wiedergabe von Information.Info
- Publication number
- DE68911722D1 DE68911722D1 DE89105784T DE68911722T DE68911722D1 DE 68911722 D1 DE68911722 D1 DE 68911722D1 DE 89105784 T DE89105784 T DE 89105784T DE 68911722 T DE68911722 T DE 68911722T DE 68911722 D1 DE68911722 D1 DE 68911722D1
- Authority
- DE
- Germany
- Prior art keywords
- reproduction
- information
- optical recording
- recording
- optical
- 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
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
- G11B7/14—Heads, e.g. forming of the optical beam spot or modulation of the optical beam specially adapted to record on, or to reproduce from, more than one track simultaneously
-
- 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
- G11B7/0033—Recording, reproducing or erasing systems characterised by the shape or form of the carrier with cards or other card-like flat carriers, e.g. flat sheets of optical film
-
- 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
- G11B7/0938—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 servo format, e.g. guide tracks, pilot signals
-
- 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
-
- 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
-
- 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
- G11B7/08—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
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Recording Or Reproduction (AREA)
- Optical Head (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP63082626A JP2583273B2 (ja) | 1988-04-04 | 1988-04-04 | 光学的情報記録再生方法および装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE68911722D1 true DE68911722D1 (de) | 1994-02-10 |
DE68911722T2 DE68911722T2 (de) | 1994-04-28 |
Family
ID=13779658
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE89105784T Expired - Fee Related DE68911722T2 (de) | 1988-04-04 | 1989-04-02 | Gerät zur optischen Aufnahme und Wiedergabe von Information. |
Country Status (5)
Country | Link |
---|---|
US (1) | US5153863A (de) |
EP (1) | EP0336328B1 (de) |
JP (1) | JP2583273B2 (de) |
CA (1) | CA1320272C (de) |
DE (1) | DE68911722T2 (de) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2923331B2 (ja) * | 1990-06-12 | 1999-07-26 | オリンパス光学工業株式会社 | 光記録媒体及びその再生装置 |
JPH0482030A (ja) * | 1990-07-24 | 1992-03-16 | Canon Inc | 光学的情報記録再生装置 |
JP2760408B2 (ja) * | 1990-07-26 | 1998-05-28 | キヤノン株式会社 | 光学的情報記録再生装置 |
EP0582059B1 (de) * | 1992-06-02 | 1998-05-13 | Nec Corporation | Magneto-optische Kopfeinrichtung |
JPH0668515A (ja) * | 1992-08-19 | 1994-03-11 | Olympus Optical Co Ltd | 光学的情報記録再生装置 |
JPH06111334A (ja) * | 1992-09-24 | 1994-04-22 | Sony Corp | 円盤状記録媒体用の記録及び/又は再生装置、光検出器及び光ヘッド |
JP3103220B2 (ja) * | 1992-10-30 | 2000-10-30 | パイオニア株式会社 | 光学式信号再生装置 |
US5815293A (en) | 1993-02-01 | 1998-09-29 | Matsushita Electric Industrial Co., Ltd. | Compound objective lens having two focal points |
CN100369137C (zh) * | 1993-08-04 | 2008-02-13 | 松下电器产业株式会社 | 聚焦控制方法和光盘装置 |
JP2934684B2 (ja) * | 1993-09-10 | 1999-08-16 | 株式会社日本コンラックス | 光学式情報記録再生システム及び該システムにおけるトラッキング制御装置 |
KR950015234A (ko) * | 1993-11-29 | 1995-06-16 | 배순훈 | 광픽업 장치 |
JP3318636B2 (ja) * | 1994-03-31 | 2002-08-26 | ソニー株式会社 | サーボ装置、光ディスク再生装置 |
US5471455A (en) * | 1994-05-17 | 1995-11-28 | Jabr; Salim N. | High density optical storage system |
JPH0863749A (ja) * | 1994-08-26 | 1996-03-08 | Nippon Conlux Co Ltd | 光学的情報記録装置および方法 |
JPH08329492A (ja) * | 1995-05-30 | 1996-12-13 | Nippon Conlux Co Ltd | 光学的記録媒体に対するトラッキング方法および装置 |
JPH10172175A (ja) * | 1996-12-13 | 1998-06-26 | Canon Inc | 光学的情報記録再生装置 |
US6411573B1 (en) * | 1998-02-20 | 2002-06-25 | Zen Research (Ireland), Ltd. | Multi-beam optical pickup |
US6314071B1 (en) * | 1998-02-20 | 2001-11-06 | Zen Research (Ireland), Ltd. | Method and apparatus for reading multiple tracks and writing at least one track of an optical disk |
KR100341335B1 (ko) * | 2000-05-18 | 2002-06-22 | 윤종용 | 광디스크 플레이어 및 그 기록 또는 재생방법 |
US7304920B2 (en) | 2000-06-26 | 2007-12-04 | Matsushita Electric Industrial Co., Ltd. | Optical head that detects tilt in an optical disk |
US7161890B2 (en) | 2002-03-06 | 2007-01-09 | Matsushita Electric Industrial Co., Ltd. | Optical head device and optical information device using this and computer optical disk player car navigation system optical disk recorder and optical disk server using this optical information device |
CN101439431A (zh) * | 2007-11-21 | 2009-05-27 | 新科实业有限公司 | 多束激光接合机及接合方法 |
KR20140106054A (ko) * | 2013-02-25 | 2014-09-03 | 도시바삼성스토리지테크놀러지코리아 주식회사 | 광픽업 및 이를 채용한 광정보저장매체 시스템 |
KR20140106055A (ko) * | 2013-02-25 | 2014-09-03 | 도시바삼성스토리지테크놀러지코리아 주식회사 | 광픽업 및 이를 채용한 광정보저장매체 시스템 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57141032A (en) * | 1982-01-25 | 1982-09-01 | Hitachi Ltd | Optical head and information reproducing device |
JPS5965948A (ja) * | 1982-10-06 | 1984-04-14 | Canon Inc | 記録再生方法 |
US4695992A (en) * | 1983-01-31 | 1987-09-22 | Canon Kabushiki Kaisha | Optical information recording-reproducing apparatus in which the relative position of a primary beam and secondary beams on recording medium is varied during recording and reproduction of information |
DE3323007C1 (de) * | 1983-06-25 | 1984-06-28 | Deutsche Thomson-Brandt Gmbh, 7730 Villingen-Schwenningen | Spurfolgesystem mit einem optischen Abtaster für ein Audio- oder Video-Plattenwiedergabegerät |
DE3339736C1 (de) * | 1983-11-03 | 1985-06-05 | Deutsche Thomson-Brandt Gmbh, 7730 Villingen-Schwenningen | Spurfolgesystem zur Korrektur von Tangentenfehlwinkeln bei optischer Plattenabtastung |
JPS60119641A (ja) * | 1983-12-01 | 1985-06-27 | Pioneer Electronic Corp | トラッキングエラ−信号発生装置 |
US4598393A (en) * | 1984-04-06 | 1986-07-01 | Drexler Technology Corporation | Three-beam optical servo tracking system with two-track parallel readout |
JPS6161236A (ja) * | 1984-09-03 | 1986-03-29 | Hitachi Ltd | 光学式デイスク再生装置 |
JPS61158041A (ja) * | 1984-12-28 | 1986-07-17 | Canon Inc | カード状記録媒体の光学的情報記録再生方法 |
US4787075A (en) * | 1984-12-26 | 1988-11-22 | Canon Kabushiki Kaisha | Optical information recording medium and apparatus for recording/reproducing information using the same |
US4633455A (en) * | 1985-03-25 | 1986-12-30 | Rca Corporation | Headwheel for a multiple beam optical tape playback system |
JPS62239333A (ja) * | 1986-04-09 | 1987-10-20 | Canon Inc | トラツキング信号検出方法 |
EP0245821A3 (en) * | 1986-05-12 | 1988-07-20 | Csk Corporation | Data record formatting system and reading/writing system for optical recording medium |
EP0261608A3 (en) * | 1986-09-20 | 1990-05-30 | Csk Corporation | Optical recording medium |
JPS63104225A (ja) * | 1986-10-21 | 1988-05-09 | Csk Corp | 光記録媒体のトラツキング方式 |
JPS63113937A (ja) * | 1986-10-31 | 1988-05-18 | Kyocera Corp | 光学的読み取り方法 |
JPH01125732A (ja) * | 1987-10-23 | 1989-05-18 | Nippon Conlux Co Ltd | 情報の記録再生方法および装置 |
JP2649231B2 (ja) * | 1987-11-20 | 1997-09-03 | 株式会社 日本コンラックス | 光学的情報再生装置 |
-
1988
- 1988-04-04 JP JP63082626A patent/JP2583273B2/ja not_active Expired - Fee Related
-
1989
- 1989-04-02 EP EP89105784A patent/EP0336328B1/de not_active Expired - Lifetime
- 1989-04-02 DE DE89105784T patent/DE68911722T2/de not_active Expired - Fee Related
- 1989-04-03 CA CA000595472A patent/CA1320272C/en not_active Expired - Fee Related
-
1991
- 1991-08-08 US US07/744,645 patent/US5153863A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0336328B1 (de) | 1993-12-29 |
EP0336328A2 (de) | 1989-10-11 |
CA1320272C (en) | 1993-07-13 |
JP2583273B2 (ja) | 1997-02-19 |
JPH01256022A (ja) | 1989-10-12 |
EP0336328A3 (de) | 1991-01-09 |
DE68911722T2 (de) | 1994-04-28 |
US5153863A (en) | 1992-10-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8328 | Change in the person/name/address of the agent |
Free format text: PATENTANWAELTE REICHEL UND REICHEL, 60322 FRANKFURT |
|
8339 | Ceased/non-payment of the annual fee |