NL1001343C2 - Optische pick-up en methode voor het voortbrengen ervan. - Google Patents
Optische pick-up en methode voor het voortbrengen ervan. Download PDFInfo
- Publication number
- NL1001343C2 NL1001343C2 NL1001343A NL1001343A NL1001343C2 NL 1001343 C2 NL1001343 C2 NL 1001343C2 NL 1001343 A NL1001343 A NL 1001343A NL 1001343 A NL1001343 A NL 1001343A NL 1001343 C2 NL1001343 C2 NL 1001343C2
- Authority
- NL
- Netherlands
- Prior art keywords
- light
- diffusion angle
- beam splitting
- splitting film
- optical
- Prior art date
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
- G11B7/1356—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
- 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
- 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
- G11B11/1055—Disposition or mounting of transducers relative to record carriers
- G11B11/10576—Disposition or mounting of transducers relative to record carriers with provision for moving the transducers for maintaining alignment or spacing relative to the 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
- G11B7/08—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
- G11B7/0908—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 focusing only
- G11B7/0909—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 focusing only by astigmatic methods
-
- 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
- G11B7/135—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
- G11B7/1362—Mirrors
-
- 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
- G11B7/22—Apparatus or processes for the manufacture of optical heads, e.g. assembly
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Head (AREA)
- Optical Recording Or Reproduction (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP24277894 | 1994-10-06 | ||
JP24277894 | 1994-10-06 | ||
JP6775695 | 1995-03-27 | ||
JP7067756A JP2806293B2 (ja) | 1994-10-06 | 1995-03-27 | 光ピックアップ及びその製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
NL1001343A1 NL1001343A1 (nl) | 1996-04-09 |
NL1001343C2 true NL1001343C2 (nl) | 1998-07-15 |
Family
ID=26408970
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL1001343A NL1001343C2 (nl) | 1994-10-06 | 1995-10-04 | Optische pick-up en methode voor het voortbrengen ervan. |
Country Status (4)
Country | Link |
---|---|
US (2) | US5790502A (fr) |
JP (1) | JP2806293B2 (fr) |
FR (1) | FR2725547B1 (fr) |
NL (1) | NL1001343C2 (fr) |
Families Citing this family (61)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5910854A (en) * | 1993-02-26 | 1999-06-08 | Donnelly Corporation | Electrochromic polymeric solid films, manufacturing electrochromic devices using such solid films, and processes for making such solid films and devices |
US5668663A (en) * | 1994-05-05 | 1997-09-16 | Donnelly Corporation | Electrochromic mirrors and devices |
US6891563B2 (en) | 1996-05-22 | 2005-05-10 | Donnelly Corporation | Vehicular vision system |
US5771218A (en) * | 1996-09-27 | 1998-06-23 | Digital Optics Corporation | Passively aligned integrated optical head including light source, detector, and optical element and methods of forming same |
US5886971A (en) * | 1996-09-27 | 1999-03-23 | Digital Optics Corporation | Optical head structures including support substrates adjacent transparent substrates and related methods |
US5912872A (en) | 1996-09-27 | 1999-06-15 | Digital Optics Corporation | Integrated optical apparatus providing separated beams on a detector and associated methods |
US8153957B2 (en) | 1996-09-27 | 2012-04-10 | Digitaloptics Corporation East | Integrated optical imaging systems including an interior space between opposing substrates and associated methods |
US6556533B1 (en) * | 1996-10-01 | 2003-04-29 | Matsushita Electric Industrial Co., Ltd. | Optical pickup device |
US6181666B1 (en) * | 1996-10-21 | 2001-01-30 | Olympus Optical Company, Ltd. | Optical pickup |
JPH10222863A (ja) * | 1996-12-06 | 1998-08-21 | Pioneer Electron Corp | 光ピックアップ装置 |
US20010050892A1 (en) * | 1997-07-11 | 2001-12-13 | Yoshitaka Takahashi | Optical disk apparatus compatible with different types of mediums |
US6326613B1 (en) | 1998-01-07 | 2001-12-04 | Donnelly Corporation | Vehicle interior mirror assembly adapted for containing a rain sensor |
US6124886A (en) | 1997-08-25 | 2000-09-26 | Donnelly Corporation | Modular rearview mirror assembly |
US6172613B1 (en) | 1998-02-18 | 2001-01-09 | Donnelly Corporation | Rearview mirror assembly incorporating vehicle information display |
US8294975B2 (en) | 1997-08-25 | 2012-10-23 | Donnelly Corporation | Automotive rearview mirror assembly |
US6487016B1 (en) * | 1997-08-26 | 2002-11-26 | Matsushita Electric Industrial Co., Ltd. | Optical head |
JP3638417B2 (ja) * | 1997-10-24 | 2005-04-13 | 富士通株式会社 | 光ピックアップ |
US6445287B1 (en) * | 2000-02-28 | 2002-09-03 | Donnelly Corporation | Tire inflation assistance monitoring system |
US6690268B2 (en) | 2000-03-02 | 2004-02-10 | Donnelly Corporation | Video mirror systems incorporating an accessory module |
US8288711B2 (en) | 1998-01-07 | 2012-10-16 | Donnelly Corporation | Interior rearview mirror system with forwardly-viewing camera and a control |
JP3407679B2 (ja) | 1998-03-24 | 2003-05-19 | 日本電気株式会社 | 光ヘッド及び光ヘッドの製造装置 |
US6693517B2 (en) | 2000-04-21 | 2004-02-17 | Donnelly Corporation | Vehicle mirror assembly communicating wirelessly with vehicle accessories and occupants |
US6329925B1 (en) | 1999-11-24 | 2001-12-11 | Donnelly Corporation | Rearview mirror assembly with added feature modular display |
US6477464B2 (en) * | 2000-03-09 | 2002-11-05 | Donnelly Corporation | Complete mirror-based global-positioning system (GPS) navigation solution |
JP2000182253A (ja) * | 1998-12-15 | 2000-06-30 | Sony Corp | 情報記録再生装置 |
JP3437517B2 (ja) * | 1999-02-16 | 2003-08-18 | キヤノン株式会社 | 二次元位相型光学素子の作製方法 |
JP2001056952A (ja) * | 1999-08-19 | 2001-02-27 | Hitachi Ltd | 光ヘッド装置およびその製造方法 |
US6903756B1 (en) * | 1999-10-14 | 2005-06-07 | Jarbridge, Inc. | Merged images viewed via a virtual storage closet |
KR100516786B1 (ko) | 2000-02-21 | 2005-09-22 | 마츠시타 덴끼 산교 가부시키가이샤 | 광 픽업 장치 |
US7167796B2 (en) | 2000-03-09 | 2007-01-23 | Donnelly Corporation | Vehicle navigation system for use with a telematics system |
US7370983B2 (en) | 2000-03-02 | 2008-05-13 | Donnelly Corporation | Interior mirror assembly with display |
KR100421269B1 (ko) * | 2000-03-15 | 2004-03-09 | 가부시끼가이샤 도시바 | 광 헤드 장치용 기판 유닛과 그 제조 방법 |
US6909687B2 (en) * | 2000-03-29 | 2005-06-21 | Sanyo Electric Co., Ltd. | Optical pickup with a diffraction element consist of six regions providing spatial variation corresponding to a focas state |
JP2002109778A (ja) * | 2000-09-29 | 2002-04-12 | Pioneer Electronic Corp | 光ピックアップ装置 |
JP2002163837A (ja) * | 2000-11-27 | 2002-06-07 | Pioneer Electronic Corp | 光ピックアップ装置及びレーザダイオードチップ |
US7581859B2 (en) | 2005-09-14 | 2009-09-01 | Donnelly Corp. | Display device for exterior rearview mirror |
US7255451B2 (en) | 2002-09-20 | 2007-08-14 | Donnelly Corporation | Electro-optic mirror cell |
ATE363413T1 (de) | 2001-01-23 | 2007-06-15 | Donnelly Corp | Verbessertes fahrzeugbeleuchtungssystem |
US6829090B2 (en) * | 2001-10-01 | 2004-12-07 | Sony Corporation | Prism, projection device and optical component |
EP1304586A3 (fr) * | 2001-10-19 | 2004-01-07 | Matsushita Electric Industrial Co., Ltd. | Elément optique, méthode de fabrication de cet élément optique et tête optique l'utilisant |
US7146064B2 (en) * | 2001-12-21 | 2006-12-05 | Gsi Group Corporation | System and method for producing optical circuits |
TWI320568B (en) | 2002-03-20 | 2010-02-11 | Panasonic Corp | Control method for focus and tracking in pickup apparatus |
US6918674B2 (en) * | 2002-05-03 | 2005-07-19 | Donnelly Corporation | Vehicle rearview mirror system |
US7329013B2 (en) | 2002-06-06 | 2008-02-12 | Donnelly Corporation | Interior rearview mirror system with compass |
EP1514246A4 (fr) | 2002-06-06 | 2008-04-16 | Donnelly Corp | Systeme de miroir de courtoisie interieur a boussole |
JP2004127482A (ja) * | 2002-08-07 | 2004-04-22 | Sharp Corp | 光ピックアップ装置 |
EP1543358A2 (fr) * | 2002-09-20 | 2005-06-22 | Donnelly Corporation | Ensemble d'elements a reflexion speculaire |
US7310177B2 (en) | 2002-09-20 | 2007-12-18 | Donnelly Corporation | Electro-optic reflective element assembly |
WO2004103772A2 (fr) | 2003-05-19 | 2004-12-02 | Donnelly Corporation | Assemblage de retroviseur pour vehicule |
JP4100155B2 (ja) * | 2002-12-05 | 2008-06-11 | オムロン株式会社 | 発光光源、発光光源アレイ及び当該発光光源を用いた機器 |
US7446924B2 (en) | 2003-10-02 | 2008-11-04 | Donnelly Corporation | Mirror reflective element assembly including electronic component |
US7308341B2 (en) | 2003-10-14 | 2007-12-11 | Donnelly Corporation | Vehicle communication system |
JP3836483B2 (ja) * | 2004-08-25 | 2006-10-25 | シャープ株式会社 | 光集積ユニットおよびそれを備えた光ピックアップ装置 |
US20060086898A1 (en) * | 2004-10-26 | 2006-04-27 | Matsushita Electric Industrial Co., Ltd. | Method and apparatus of making highly repetitive micro-pattern using laser writer |
US7626749B2 (en) | 2005-05-16 | 2009-12-01 | Donnelly Corporation | Vehicle mirror assembly with indicia at reflective element |
EP1949666B1 (fr) | 2005-11-01 | 2013-07-17 | Magna Mirrors of America, Inc. | Retroviseur interieur a affichage |
US20080049583A1 (en) * | 2006-08-25 | 2008-02-28 | Tatsuro Ide | Optical pickup device |
US8958070B2 (en) * | 2007-05-29 | 2015-02-17 | OptoTrace (SuZhou) Technologies, Inc. | Multi-layer variable micro structure for sensing substance |
US8154418B2 (en) | 2008-03-31 | 2012-04-10 | Magna Mirrors Of America, Inc. | Interior rearview mirror system |
CN108803070A (zh) * | 2017-05-02 | 2018-11-13 | 颢天光电股份有限公司 | 装配装置及其方法 |
CN108803069A (zh) * | 2017-05-02 | 2018-11-13 | 颢天光电股份有限公司 | 装配装置及其方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6427043A (en) * | 1987-07-23 | 1989-01-30 | Olympus Optical Co | Optical pickup device |
EP0372629A2 (fr) * | 1988-12-05 | 1990-06-13 | Koninklijke Philips Electronics N.V. | Dispositif de balayage d'une face d'information avec un rayonnement optique |
US5303221A (en) * | 1992-06-10 | 1994-04-12 | Pioneer Electronic Corporation | Optical pickup for an optical disc reproducing system |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1091966A (fr) * | 1976-10-15 | 1980-12-23 | Chiaki Kojima | Appareil de lecture de signaux enregistres sur support |
JPS5971141A (ja) * | 1982-10-14 | 1984-04-21 | Mitsubishi Electric Corp | 光学的信号読出し装置 |
JPS62117150A (ja) * | 1985-11-15 | 1987-05-28 | Alps Electric Co Ltd | 光学式ピツクアツプ |
JPH01273238A (ja) * | 1988-04-25 | 1989-11-01 | Sony Corp | 光学ヘッド装置 |
EP0339722B1 (fr) * | 1988-04-26 | 1993-10-06 | Koninklijke Philips Electronics N.V. | Dispositif pour explorer un support d'enregistrement magnéto-optique |
US5200946A (en) * | 1991-10-02 | 1993-04-06 | Honeywell Inc. | Simple magneto-optic rewritable head for roughedized environments |
JP3167171B2 (ja) * | 1992-03-09 | 2001-05-21 | アルプス電気株式会社 | 光ヘッド |
JP3366017B2 (ja) * | 1992-03-13 | 2003-01-14 | アルプス電気株式会社 | 光ヘッド |
JP3255306B2 (ja) * | 1992-12-30 | 2002-02-12 | ソニー株式会社 | 光磁気検出器及び光磁気デイスク装置 |
-
1995
- 1995-03-27 JP JP7067756A patent/JP2806293B2/ja not_active Expired - Fee Related
- 1995-09-26 US US08/533,789 patent/US5790502A/en not_active Expired - Lifetime
- 1995-10-04 NL NL1001343A patent/NL1001343C2/nl not_active IP Right Cessation
- 1995-10-05 FR FR9511706A patent/FR2725547B1/fr not_active Expired - Fee Related
-
1997
- 1997-06-26 US US08/883,374 patent/US5978344A/en not_active Expired - Lifetime
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6427043A (en) * | 1987-07-23 | 1989-01-30 | Olympus Optical Co | Optical pickup device |
EP0372629A2 (fr) * | 1988-12-05 | 1990-06-13 | Koninklijke Philips Electronics N.V. | Dispositif de balayage d'une face d'information avec un rayonnement optique |
US5303221A (en) * | 1992-06-10 | 1994-04-12 | Pioneer Electronic Corporation | Optical pickup for an optical disc reproducing system |
Non-Patent Citations (1)
Title |
---|
PATENT ABSTRACTS OF JAPAN vol. 013, no. 210 (P - 872) 17 May 1989 (1989-05-17) * |
Also Published As
Publication number | Publication date |
---|---|
FR2725547A1 (fr) | 1996-04-12 |
NL1001343A1 (nl) | 1996-04-09 |
FR2725547B1 (fr) | 1999-03-05 |
JPH08161768A (ja) | 1996-06-21 |
JP2806293B2 (ja) | 1998-09-30 |
US5978344A (en) | 1999-11-02 |
US5790502A (en) | 1998-08-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
AD1A | A request for search or an international type search has been filed | ||
RD2N | Patents in respect of which a decision has been taken or a report has been made (novelty report) |
Effective date: 19980512 |
|
PD2B | A search report has been drawn up | ||
VD1 | Lapsed due to non-payment of the annual fee |
Effective date: 20080501 |