DE69519563D1 - Optische Kopfeinrichtung mit hoher Auflösung - Google Patents
Optische Kopfeinrichtung mit hoher AuflösungInfo
- Publication number
- DE69519563D1 DE69519563D1 DE69519563T DE69519563T DE69519563D1 DE 69519563 D1 DE69519563 D1 DE 69519563D1 DE 69519563 T DE69519563 T DE 69519563T DE 69519563 T DE69519563 T DE 69519563T DE 69519563 D1 DE69519563 D1 DE 69519563D1
- Authority
- DE
- Germany
- Prior art keywords
- high resolution
- optical head
- head device
- optical
- resolution
- 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
- G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
- G11B7/1365—Separate or integrated refractive elements, e.g. wave plates
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/10544—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum
- G06K7/10821—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum further details of bar or optical code scanning devices
- G06K7/10831—Arrangement of optical elements, e.g. lenses, mirrors, prisms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y10/00—Nanotechnology for information processing, storage or transmission, e.g. quantum computing or single electron logic
-
- 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
-
- 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
- G11B7/13—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
- 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
- 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
- G11B7/1365—Separate or integrated refractive elements, e.g. wave plates
- G11B7/1367—Stepped phase plates
-
- 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
- G11B7/1365—Separate or integrated refractive elements, e.g. wave plates
- G11B7/1369—Active plates, e.g. liquid crystal panels or electrostrictive elements
-
- 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
- G11B7/1387—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector using the near-field effect
-
- 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
- G11B7/1395—Beam splitters or combiners
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K2207/00—Other aspects
- G06K2207/1013—Multi-focal
-
- 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
- G11B2007/13727—Compound lenses, i.e. two or more lenses co-operating to perform a function, e.g. compound objective lens including a solid immersion lens, positive and negative lenses either bonded together or with adjustable spacing
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7067627A JPH07320295A (ja) | 1994-03-29 | 1995-03-27 | 超解像光ヘッド装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69519563D1 true DE69519563D1 (de) | 2001-01-11 |
DE69519563T2 DE69519563T2 (de) | 2001-04-05 |
Family
ID=13350416
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69519563T Expired - Fee Related DE69519563T2 (de) | 1995-03-27 | 1995-08-16 | Optische Kopfeinrichtung mit hoher Auflösung |
Country Status (4)
Country | Link |
---|---|
US (2) | US6115345A (de) |
EP (1) | EP0735527B1 (de) |
KR (1) | KR100214046B1 (de) |
DE (1) | DE69519563T2 (de) |
Families Citing this family (38)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10283652A (ja) * | 1997-02-24 | 1998-10-23 | Hoetron Inc | 異なった波長の2個の半導体レーザを用いた光学ヘッド |
US20010050892A1 (en) * | 1997-07-11 | 2001-12-13 | Yoshitaka Takahashi | Optical disk apparatus compatible with different types of mediums |
US6449235B1 (en) * | 1998-04-04 | 2002-09-10 | Lg Electronics, Inc. | Optical pick-up apparatus and optical recording/reproducing apparatus using the same |
US6169631B1 (en) * | 1998-05-19 | 2001-01-02 | Seagate Technology Llc | Laser-texturing data zone on a magnetic disk surface by using degenerative two wave mixing |
KR20000009844A (ko) * | 1998-07-29 | 2000-02-15 | 사까이 히로시 | 광픽업 |
KR100322599B1 (ko) * | 1998-12-23 | 2002-03-08 | 윤종용 | 광픽업장치 |
US6625102B1 (en) * | 1999-03-15 | 2003-09-23 | Citizen Watch Co., Ltd. | Optical device |
US6975576B1 (en) * | 1999-07-13 | 2005-12-13 | Kabushiki Kaisha Toshiba | Optical head device and disk drive system having first and second light sources for emitting light beams of different wavelengths |
US6891791B1 (en) | 1999-08-19 | 2005-05-10 | Interscience, Inc. | Optical pickup apparatus and method |
JP3535996B2 (ja) * | 1999-09-20 | 2004-06-07 | 富士通株式会社 | 光記憶装置および位相補償量調整方法 |
US6671237B1 (en) * | 2000-02-29 | 2003-12-30 | Imation Corp. | Method and apparatus for driving an electro-optic modulator assembly |
JP3920001B2 (ja) * | 2000-03-24 | 2007-05-30 | フジノン株式会社 | 回折型レンズおよびこれを用いた光ピックアップ装置 |
US6953781B2 (en) * | 2000-05-12 | 2005-10-11 | Rodaris Pharmaceuticals Limited | Compounds and their uses |
US7154837B2 (en) * | 2000-05-31 | 2006-12-26 | Matsushita Electric Industrial Co., Ltd. | Optical pickup and optical information recording/reproducing device |
JP3860953B2 (ja) * | 2000-07-07 | 2006-12-20 | 日本電産サンキョー株式会社 | 光ヘッド装置 |
JP2004087089A (ja) * | 2002-06-27 | 2004-03-18 | Sharp Corp | 光ピックアップ |
WO2004006754A2 (en) * | 2002-07-16 | 2004-01-22 | Research Electro-Optics, Inc. | Method for noise cancellation by spectral flattening of laser output in a multi-line-laser instrument |
WO2004029938A2 (en) * | 2002-09-24 | 2004-04-08 | Koninklijke Philips Electronics N.V. | Optical scanning device |
JP2006500716A (ja) * | 2002-09-27 | 2006-01-05 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 光走査デバイス |
KR20050109998A (ko) * | 2003-03-17 | 2005-11-22 | 코닌클리케 필립스 일렉트로닉스 엔.브이. | 광학주사장치 |
US7023620B1 (en) | 2003-07-03 | 2006-04-04 | Research Electro-Optics, Inc. | Beam array pitch controller |
WO2006004338A1 (en) * | 2004-06-30 | 2006-01-12 | Samsung Electronics Co., Ltd. | Method and apparatus for reproducing data of super resolution information storage medium |
US20060114791A1 (en) * | 2004-11-30 | 2006-06-01 | Charles Marshall | Ultra-high data density optical media system |
JP2006196087A (ja) * | 2005-01-13 | 2006-07-27 | Tdk Corp | 光記録再生方法及び光記録再生システム |
WO2006112480A1 (ja) * | 2005-04-20 | 2006-10-26 | Asahi Glass Company, Limited | 位相板および光ヘッド装置 |
JP4512698B2 (ja) * | 2005-08-30 | 2010-07-28 | ナノフォトン株式会社 | レーザ顕微鏡 |
WO2007046284A1 (ja) * | 2005-10-17 | 2007-04-26 | Nec Corporation | 光ヘッドおよび光ディスク装置 |
CN101421786B (zh) * | 2006-03-16 | 2011-04-20 | 旭硝子株式会社 | 光头装置 |
US7952803B2 (en) * | 2006-05-15 | 2011-05-31 | Asml Netherlands B.V. | Lithographic apparatus and device manufacturing method |
US7869022B2 (en) * | 2007-07-18 | 2011-01-11 | Asml Netherlands B.V. | Inspection method and apparatus lithographic apparatus, lithographic processing cell, device manufacturing method and distance measuring system |
JP5261115B2 (ja) * | 2008-02-29 | 2013-08-14 | 三洋電機株式会社 | ピックアップ装置 |
EP2157575A1 (de) | 2008-08-21 | 2010-02-24 | Thomson Licensing | Verfahren und Vorrichtung zum Lesen von Daten aus einem optischen Speichermedium und zugehöriges optisches Speichermedium |
EP4220194A1 (de) * | 2012-04-13 | 2023-08-02 | Bioaxial SAS | Verfahren und optische vorrichtung |
US10141018B2 (en) | 2013-11-28 | 2018-11-27 | Shanghai Naguang Information Technology Corporation | Method and system for optical data storage |
WO2016079275A1 (de) | 2014-11-19 | 2016-05-26 | Trumpf Laser- Und Systemtechnik Gmbh | System zur asymmetrischen optischen strahlformung |
DE102014116958B9 (de) * | 2014-11-19 | 2017-10-05 | Trumpf Laser- Und Systemtechnik Gmbh | Optisches System zur Strahlformung eines Laserstrahls, Laserbearbeitungsanlage, Verfahren zur Materialbearbeitung und Verwenden einer gemeinsamen langgezogenen Fokuszone zur Lasermaterialbearbeitung |
DE102014116957A1 (de) | 2014-11-19 | 2016-05-19 | Trumpf Laser- Und Systemtechnik Gmbh | Optisches System zur Strahlformung |
CN112381711B (zh) * | 2020-10-27 | 2022-07-19 | 深圳大学 | 光场图像重建模型训练及快速超分辨率重建方法 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2445333A1 (de) | 1973-10-01 | 1975-04-10 | Philips Nv | Optoelektronisches system zur bestimmung einer abweichung zwischen der istlage und der sollage einer ebene in einem optischen abbildungssystem |
JPS5968844A (ja) * | 1982-10-14 | 1984-04-18 | Matsushita Electric Ind Co Ltd | 光学的可逆記録再生装置 |
JPS62251025A (ja) | 1986-04-23 | 1987-10-31 | Shin Meiwa Ind Co Ltd | ワ−ク插入補助装置 |
JPS62251026A (ja) | 1986-04-23 | 1987-10-31 | Hitachi Ltd | 止め輪の自動插入装置 |
JPH06101138B2 (ja) | 1987-03-19 | 1994-12-12 | 松下電器産業株式会社 | 光ヘツド装置 |
DE3882872T2 (de) | 1987-10-05 | 1993-11-11 | Matsushita Electric Ind Co Ltd | Optische Lesekopf. |
US5208801A (en) * | 1988-02-05 | 1993-05-04 | Tandy Corporation | Method and apparatus for correcting focus in an optical recording system |
US5062098A (en) | 1988-10-19 | 1991-10-29 | Matsushita Electric Industrial Co., Ltd. | Optical pick-up device having holographic element |
DE69128808T2 (de) * | 1990-04-12 | 1998-07-23 | Matsushita Electric Ind Co Ltd | Optischer Kopf mit hologrammverbundener Objektivlinse |
JP2858455B2 (ja) * | 1990-11-27 | 1999-02-17 | キヤノン株式会社 | 光学的情報記録装置 |
JPH04281231A (ja) * | 1990-11-30 | 1992-10-06 | Toshiba Corp | 光集束光学系 |
JPH04289529A (ja) * | 1991-01-09 | 1992-10-14 | Sony Corp | 記録可能ディスク用光学ピックアップ装置及びダイクロイックミラー |
JP3238497B2 (ja) * | 1992-11-12 | 2001-12-17 | 松下電器産業株式会社 | 光ピックアップヘッド装置 |
JP2655066B2 (ja) * | 1993-12-28 | 1997-09-17 | 日本電気株式会社 | 超解像光ヘッド装置 |
JPH07234382A (ja) * | 1994-02-24 | 1995-09-05 | Matsushita Electric Ind Co Ltd | 超解像走査光学装置 |
-
1995
- 1995-07-10 KR KR1019950020217A patent/KR100214046B1/ko not_active IP Right Cessation
- 1995-08-16 EP EP95112881A patent/EP0735527B1/de not_active Expired - Lifetime
- 1995-08-16 DE DE69519563T patent/DE69519563T2/de not_active Expired - Fee Related
-
1997
- 1997-07-07 US US08/888,529 patent/US6115345A/en not_active Expired - Fee Related
-
1999
- 1999-12-17 US US09/465,773 patent/US6185168B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0735527A1 (de) | 1996-10-02 |
US6185168B1 (en) | 2001-02-06 |
KR960035481A (ko) | 1996-10-24 |
KR100214046B1 (ko) | 1999-08-02 |
DE69519563T2 (de) | 2001-04-05 |
US6115345A (en) | 2000-09-05 |
EP0735527B1 (de) | 2000-12-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |