DE10197178T1 - Optische Anordnung und optische Speicheranordnung - Google Patents
Optische Anordnung und optische SpeicheranordnungInfo
- Publication number
- DE10197178T1 DE10197178T1 DE10197178T DE10197178T DE10197178T1 DE 10197178 T1 DE10197178 T1 DE 10197178T1 DE 10197178 T DE10197178 T DE 10197178T DE 10197178 T DE10197178 T DE 10197178T DE 10197178 T1 DE10197178 T1 DE 10197178T1
- Authority
- DE
- Germany
- Prior art keywords
- arrangement
- optical
- optical storage
- storage arrangement
- storage
- 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.)
- Ceased
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
- G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
- G11B7/1353—Diffractive elements, e.g. holograms or gratings
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/30—Polarising elements
- G02B5/3083—Birefringent or phase retarding elements
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
- G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
- G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
- G11B11/10532—Heads
- G11B11/10541—Heads for reproducing
- G11B11/10543—Heads for reproducing using optical beam of radiation
- G11B11/10545—Heads for reproducing using optical beam of radiation interacting directly with the magnetisation on the record carrier
-
- 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
- G11B7/123—Integrated head arrangements, e.g. with source and detectors mounted on the same substrate
-
- 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
- G11B7/1263—Power control during transducing, e.g. by monitoring
-
- 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
- G11B7/1356—Double or multiple prisms, i.e. having two or more prisms in cooperation
-
- 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
- G11B7/1359—Single prisms
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Optical Head (AREA)
- Polarising Elements (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2001/000690 WO2002063621A1 (fr) | 2001-02-01 | 2001-02-01 | Dispositif optique et dispositif a memoire optique |
Publications (1)
Publication Number | Publication Date |
---|---|
DE10197178T1 true DE10197178T1 (de) | 2003-12-18 |
Family
ID=11736979
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE10197178T Ceased DE10197178T1 (de) | 2001-02-01 | 2001-02-01 | Optische Anordnung und optische Speicheranordnung |
Country Status (4)
Country | Link |
---|---|
US (1) | US6888786B2 (de) |
JP (1) | JP3857235B2 (de) |
DE (1) | DE10197178T1 (de) |
WO (1) | WO2002063621A1 (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7706242B2 (en) * | 2004-02-25 | 2010-04-27 | Ricoh Company, Ltd. | Optical disk, signal generation method, clock signal generation method, and optical disk device |
US7948531B2 (en) * | 2004-08-24 | 2011-05-24 | Panasonic Corporation | Imaging apparatus and correction method of image data |
JP2006318515A (ja) * | 2004-09-10 | 2006-11-24 | Ricoh Co Ltd | ホログラム素子及びその製造方法及び光ヘッド装置 |
US7796491B2 (en) * | 2004-09-29 | 2010-09-14 | Panasonic Corporation | Wavelength plate, optical element, and optical pickup |
JP2007004922A (ja) * | 2005-06-24 | 2007-01-11 | Sharp Corp | 受発光素子一体型集積モジュール及び光ピックアップ |
JP2008034003A (ja) * | 2006-07-27 | 2008-02-14 | Matsushita Electric Ind Co Ltd | 光ディスク装置 |
JP6328468B2 (ja) * | 2014-03-31 | 2018-05-23 | 株式会社日立ハイテクノロジーズ | 欠陥検査装置および検査方法 |
CA3006474A1 (en) * | 2015-12-10 | 2017-06-15 | Basf Plant Science Company Gmbh | Method and apparatus for measuring inflorescence, seed and/or seed yield phenotype |
CN107561298B (zh) * | 2016-06-30 | 2020-05-05 | 希森美康株式会社 | 测定装置以及测定方法 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5060212A (en) * | 1987-08-17 | 1991-10-22 | Ricoh Company, Ltd. | Integrated optical pick-up device |
JP2786484B2 (ja) * | 1989-01-25 | 1998-08-13 | オリンパス光学工業株式会社 | 光磁気再生装置 |
US5119352A (en) * | 1990-08-17 | 1992-06-02 | Hewlett-Packard Company | Magneto optic data storage read out apparatus and method |
EP0612068B1 (de) * | 1993-02-16 | 2000-05-03 | Nec Corporation | Optischer Abtasthopf und doppelbrechender Beugungsgitterpolarisator sowie Hologrammpolarisator dafür. |
EP0745983A3 (de) * | 1995-05-31 | 1998-03-04 | Daewoo Electronics Co., Ltd | Optischer Aufnahmekopf |
KR100389756B1 (ko) * | 1995-11-22 | 2003-12-24 | 마츠시타 덴끼 산교 가부시키가이샤 | 광 헤드 |
JP3785702B2 (ja) * | 1996-10-18 | 2006-06-14 | 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 |
JPH1186322A (ja) * | 1997-09-02 | 1999-03-30 | Matsushita Electric Ind Co Ltd | 光学素子及びその製造方法 |
JPH11162033A (ja) * | 1997-11-28 | 1999-06-18 | Comets:Kk | 光磁気記録再生装置 |
JP4351350B2 (ja) * | 1999-02-17 | 2009-10-28 | パナソニック株式会社 | 情報記録再生装置 |
JP4006904B2 (ja) * | 1999-09-29 | 2007-11-14 | ソニー株式会社 | 光ヘッド、光検出素子、光情報記録再生装置および焦点誤差検出方法 |
US6377525B1 (en) * | 1999-11-22 | 2002-04-23 | Sony Corporation | Optical disc apparatus and method for reading information |
-
2001
- 2001-02-01 DE DE10197178T patent/DE10197178T1/de not_active Ceased
- 2001-02-01 JP JP2002563479A patent/JP3857235B2/ja not_active Expired - Fee Related
- 2001-02-01 WO PCT/JP2001/000690 patent/WO2002063621A1/ja active Application Filing
-
2003
- 2003-07-21 US US10/623,979 patent/US6888786B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US6888786B2 (en) | 2005-05-03 |
WO2002063621A1 (fr) | 2002-08-15 |
US20040017761A1 (en) | 2004-01-29 |
JPWO2002063621A1 (ja) | 2004-09-02 |
JP3857235B2 (ja) | 2006-12-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE50013492D1 (de) | Optische Anordnung | |
DE50207447D1 (de) | Optische anordnung und scanmikroskop | |
DE60144461D1 (de) | Planare Lichtwellenschaltung und optische Schaltung | |
DE50115382D1 (de) | Wellenleitergitterstruktur und optische messanordnung | |
DE50113273D1 (de) | Optische kollimierungsoptik | |
DE60227586D1 (de) | Integrierte optische Bauelemente | |
DE60221512D1 (de) | Wabenstrukturkörper und anordnung dafür | |
DE60233774D1 (de) | Lasermikroskop | |
DE60237188D1 (de) | Optische Kopfanordnung und Optisches Gerät zur Verwendung derselben | |
DE60205439D1 (de) | Optischer Verstärker | |
DE60102733D1 (de) | Optisches Plattengerät | |
DE60110455D1 (de) | Optische filter | |
DE60317953D1 (de) | Optische Abtastvorrichtung | |
DE60045383D1 (de) | Optische supraleitende anordnung | |
DE602004004429D1 (de) | Integrierte optische Anordnung | |
DE10197178T1 (de) | Optische Anordnung und optische Speicheranordnung | |
DE602004026372D1 (de) | Optische Lesekopfvorrichtung und optisches Plattengerät | |
DE602004028261D1 (de) | Objektlinse, optischer abnehmer und optischer informationsprozessor | |
DE60126706D1 (de) | Optisches Plattengerät | |
DE60220105D1 (de) | Plattenspeichergerät | |
FR2814550B1 (fr) | Traversee optique | |
DE60019563D1 (de) | Objektivlinse und damit ausgerüstete optische Abtastvorrichtung | |
DE50311812D1 (de) | Beleuchtungsvorrichtung und optische objektuntersuchungseinrichtung | |
DE60107170D1 (de) | Optische Verbindungsvorrichtung | |
DE60136999D1 (de) | Optisches Plattengerät |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8110 | Request for examination paragraph 44 | ||
8125 | Change of the main classification |
Ipc: G11B 7135 |
|
8131 | Rejection |