TW216462B - - Google Patents

Info

Publication number: TW216462B
Authority: TW; Taiwan

Application number

TW081104889A

Original Assignee

American Telephone & Telegraph

Priority date (The priority date 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 date listed.)

1992-02-18

Filing date

1992-06-22

Publication date

1993-11-21

1992-06-22 Application filed by American Telephone & Telegraph filed Critical American Telephone & Telegraph

1993-11-21 Application granted granted Critical

1993-11-21 Publication of TW216462B publication Critical patent/TW216462B/zh

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
- 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
- G11B7/1384—Fibre optics
- 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
- G11B7/124—Integrated head arrangements, e.g. with source and detectors mounted on the same substrate the integrated head arrangements including waveguides

Landscapes

Physics & Mathematics (AREA)
Optics & Photonics (AREA)
Optical Head (AREA)
Optical Integrated Circuits (AREA)
Optical Recording Or Reproduction (AREA)

TW081104889A 1992-02-18 1992-06-22 TW216462B (zh)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US07/837,510 US5278812A (en)	1992-02-18	1992-02-18	Tracking and focussing functions in optical disk apparatus

Publications (1)

Publication Number	Publication Date
TW216462B true TW216462B (zh)	1993-11-21

Family

ID=25274660

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
TW081104889A TW216462B (zh)	1992-02-18	1992-06-22

Country Status (7)

Country	Link
US (1)	US5278812A (zh)
EP (1)	EP0557017B1 (zh)
JP (1)	JP2637350B2 (zh)
KR (1)	KR0156224B1 (zh)
DE (1)	DE69310948T2 (zh)
SG (1)	SG44658A1 (zh)
TW (1)	TW216462B (zh)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP3066118B2 (ja) *	1991-07-19	2000-07-17	パイオニア株式会社	光検出装置
US5398226A (en) *	1992-06-25	1995-03-14	Minnesota Mining And Manufacturing Company	Image tracking of optical media using two wavelength optical head
FR2719387B1 (fr) *	1994-04-28	1996-05-24	Commissariat Energie Atomique	Dispositif de contrôle de la position et/ou de la focalisation d'un faisceau lumineux focalisé.
US5835458A (en) *	1994-09-09	1998-11-10	Gemfire Corporation	Solid state optical data reader using an electric field for routing control
US5907425A (en) *	1995-12-19	1999-05-25	The Board Of Trustees Of The Leland Stanford Junior University	Miniature scanning confocal microscope
US6749346B1 (en)	1995-11-07	2004-06-15	The Board Of Trustees Of The Leland Stanford Junior University	Miniature scanning confocal microscope
US5940549A (en) *	1996-07-30	1999-08-17	Seagate Technology, Incorporated	Optical system and method using optical fibers for storage and retrieval of information
US6226233B1 (en)	1996-07-30	2001-05-01	Seagate Technology, Inc.	Magneto-optical system utilizing MSR media
US6850475B1 (en) *	1996-07-30	2005-02-01	Seagate Technology, Llc	Single frequency laser source for optical data storage system
US5917788A (en) *	1997-03-10	1999-06-29	Seagate Technology, Inc.	Lens for optical data storage system
US6101155A (en) *	1997-08-14	2000-08-08	Seagate Technology, Inc.	Lens for optical data storage system
US6327241B1 (en)	1997-04-08	2001-12-04	Seagate Technology Llc	Optical data storage system with lens mount
WO1998052193A1 (en) *	1997-05-15	1998-11-19	Seagate Technology, Inc.	Optical disc data storage system using optical waveguide
US5870362A (en)	1997-06-20	1999-02-09	Seagate Technology, Inc.	Slider for optical disc data storage system
US5831797A (en) *	1997-07-23	1998-11-03	Seagate Technology, Inc.	Slider with mesa for optical disc data storage system
US6445447B1 (en)	1997-10-27	2002-09-03	Seagate Technology Llc	Near field optical certifying head for disc asperity mapping
US6023378A (en) *	1998-01-20	2000-02-08	Seagate Technology, Inc.	Optical data storage system with improved head lens assembly
US6688743B1 (en)	1998-02-17	2004-02-10	Seagate Technology	Method and apparatus to determine fly height of a recording head
US6147953A (en) *	1998-03-25	2000-11-14	Duncan Technologies, Inc.	Optical signal transmission apparatus
US6574015B1 (en)	1998-05-19	2003-06-03	Seagate Technology Llc	Optical depolarizer
US6137105A (en) *	1998-06-02	2000-10-24	Science Applications International Corporation	Multiple parallel source scanning device
US6584052B1 (en)	1998-06-02	2003-06-24	Science Applications International Corporation	Method and apparatus for controlling the focus of a read/write head for an optical scanner
US6246658B1 (en) *	1998-06-02	2001-06-12	Science Applications International Corporation	Multiple channel scanning device using optoelectronic switching
US6341118B1 (en)	1998-06-02	2002-01-22	Science Applications International Corporation	Multiple channel scanning device using oversampling and image processing to increase throughput
US6091067A (en) *	1998-06-02	2000-07-18	Science Applications International Corporation	Scanning device using fiber optic bimorph
US6166756A (en) *	1998-06-02	2000-12-26	Science Applications International Corporation	Multiple channel data writing device
US6084846A (en) *	1998-06-03	2000-07-04	Seagate Technology, Inc.	Liquid immersion lens for optical data storage
US6466528B1 (en) *	1999-03-31	2002-10-15	Cirrus Logic, Inc.	Flexible interface signal for use in an optical disk system and systems and methods using the same
TW494319B (en) *	1999-11-29	2002-07-11	Citicorp Developmemt Ct Inc	A method and system for generating display screen templates
US6614957B2 (en)	2000-12-08	2003-09-02	Science Applications International Corporation	Optical configuration for improved lens performance
WO2002059667A1 (en) *	2000-12-08	2002-08-01	Science Applications International Corporation	Optical configuration for improved lens performance
KR100480786B1 (ko) *	2002-09-02	2005-04-07	삼성전자주식회사	커플러를 가지는 집적형 광 헤드
KR101955328B1 (ko) *	2012-11-14	2019-05-30	삼성전자주식회사	홀로그램 광학기기용 광학헤드와 그 동작방법

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4478483A (en) *	1982-05-10	1984-10-23	Xerox Corporation	Variable length electro-optic waveguides and applications therefor
EP0345232A3 (en) *	1988-05-31	1991-07-31	Nikon Corporation	Integrated optical device for magneto-optical recording and reading head
US4991160A (en) *	1988-05-31	1991-02-05	Nikon Precision Inc.	Integrated optical device for magneto-optical recording and reading head
US5070488A (en) *	1988-06-29	1991-12-03	Atsuko Fukushima	Optical integrated circuit and optical apparatus
US4998793A (en) *	1989-11-14	1991-03-12	At&T Bell Laboratories	Adiabatic polarization manipulating device
JPH03290844A (ja) *	1990-04-09	1991-12-20	Nikon Corp	磁気光学的再生ヘッド用光集積デバイス
US5195152A (en) *	1991-11-04	1993-03-16	Eastman Kodak Company	Multichannel optical recording apparatus employing laser diodes

1992
- 1992-02-18 US US07/837,510 patent/US5278812A/en not_active Expired - Lifetime
- 1992-06-22 TW TW081104889A patent/TW216462B/zh active
1993
- 1993-02-11 SG SG1996005166A patent/SG44658A1/en unknown
- 1993-02-11 EP EP93301000A patent/EP0557017B1/en not_active Expired - Lifetime
- 1993-02-11 DE DE69310948T patent/DE69310948T2/de not_active Expired - Fee Related
- 1993-02-12 KR KR1019930001927A patent/KR0156224B1/ko not_active IP Right Cessation
- 1993-02-16 JP JP5048745A patent/JP2637350B2/ja not_active Expired - Fee Related

Also Published As

Publication number	Publication date
KR930018489A (ko)	1993-09-22
DE69310948T2 (de)	1997-09-25
KR0156224B1 (ko)	1998-12-15
EP0557017A1 (en)	1993-08-25
DE69310948D1 (de)	1997-07-03
SG44658A1 (en)	1997-12-19
US5278812A (en)	1994-01-11
EP0557017B1 (en)	1997-05-28
JP2637350B2 (ja)	1997-08-06
JPH0684193A (ja)	1994-03-25

Publication	Publication Date	Title
DK0652790T3 (zh)	1997-02-24
DK0613608T3 (zh)	1997-05-05
TW216462B (zh)	1993-11-21
DK0603481T3 (zh)	1997-01-20
DK0630289T3 (zh)	1997-02-24
BR9304651A (zh)	1994-05-10
DK0599160T3 (zh)	1997-02-24
BR9207065A (zh)	1995-10-24
DK0673458T3 (zh)	1997-03-10
DK0588007T3 (zh)	1997-02-24
DK0581129T3 (zh)	1997-03-17
DK0576346T3 (zh)	1997-03-10
DK0564197T3 (zh)	1997-03-24
DK113692D0 (zh)	1992-09-16
DK0571172T3 (zh)	1997-02-24
DK0559942T3 (zh)	1997-02-10
AU2098792A (zh)	1992-11-12
DK100792D0 (zh)	1992-08-12
DK11192D0 (zh)	1992-01-30
AU1707592A (zh)	1992-08-13
CN3016007S (zh)	1992-11-11
AU1862992A (zh)	1992-10-08
AU2281492A (zh)	1992-11-19
AU2286392A (zh)	1992-12-10
AU1849392A (zh)	1992-10-22