DE3788280D1 - Optisches datensystem mit doppelbündel. - Google Patents

Optisches datensystem mit doppelbündel.

Info

Publication number
DE3788280D1
DE3788280D1 DE87906142T DE3788280T DE3788280D1 DE 3788280 D1 DE3788280 D1 DE 3788280D1 DE 87906142 T DE87906142 T DE 87906142T DE 3788280 T DE3788280 T DE 3788280T DE 3788280 D1 DE3788280 D1 DE 3788280D1
Authority
DE
Germany
Prior art keywords
optical data
data system
double bundle
bundle
double
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
Application number
DE87906142T
Other languages
English (en)
Other versions
DE3788280T2 (de
Inventor
Gerald Pierce
Louis Schaefer
Norman Peppers
William Mullen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Drexler Technology Corp
Original Assignee
Drexler Technology Corp
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.)
Filing date
Publication date
Application filed by Drexler Technology Corp filed Critical Drexler Technology Corp
Application granted granted Critical
Publication of DE3788280D1 publication Critical patent/DE3788280D1/de
Publication of DE3788280T2 publication Critical patent/DE3788280T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G11B7/08—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
    • 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
DE3788280T 1986-09-15 1987-09-04 Optisches datensystem mit doppelbündel. Expired - Fee Related DE3788280T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/907,956 US4730293A (en) 1986-09-15 1986-09-15 Dual beam optical data system
PCT/US1987/002219 WO1988002169A1 (en) 1986-09-15 1987-09-04 Dual beam optical data system

Publications (2)

Publication Number Publication Date
DE3788280D1 true DE3788280D1 (de) 1994-01-05
DE3788280T2 DE3788280T2 (de) 1994-06-09

Family

ID=25424924

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3788280T Expired - Fee Related DE3788280T2 (de) 1986-09-15 1987-09-04 Optisches datensystem mit doppelbündel.

Country Status (6)

Country Link
US (1) US4730293A (de)
EP (1) EP0323969B1 (de)
JP (1) JPH02500472A (de)
KR (1) KR880701942A (de)
DE (1) DE3788280T2 (de)
WO (1) WO1988002169A1 (de)

Families Citing this family (48)

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EP0239131A3 (en) * 1986-03-28 1989-05-24 Csk Corporation Optical recording medium and tracking method therefor
CA1295734C (en) * 1986-04-09 1992-02-11 Kiyonobu Endo Optical recording medium with tracking tracks arranged with a constant pitch and a method for detecting tracking signal from said medium
US4910725A (en) * 1986-04-23 1990-03-20 Drexler Technology Corporation Optical recording method for data cards
US5179267A (en) * 1986-05-23 1993-01-12 Olympus Optical Co., Ltd. Data reading and/or writing apparatus of type using optical card
US4924199A (en) * 1986-05-23 1990-05-08 Olympus Optical Co., Ltd. Optical card for data storage for use in a data recording and retrieving apparatus
JPS6371945A (ja) * 1986-09-13 1988-04-01 Omron Tateisi Electronics Co 光カ−ド記録再生装置
JPS63131347A (ja) * 1986-11-21 1988-06-03 Olympus Optical Co Ltd 光カ−ド
DE3784318T2 (de) * 1986-11-21 1993-06-09 Olympus Optical Co Verfahren und geraet zum aufzeichnen von signalen auf einen plattenfoermigen optischen aufzeichnungstraeger und plattenfoermiger optischer aufzeichnungstraeger.
JP2550051B2 (ja) * 1987-02-25 1996-10-30 株式会社日立製作所 光カード，光カードの記録再生方法，及び，光カード記録再生装置
JP2638825B2 (ja) * 1987-08-06 1997-08-06 オムロン株式会社 光カードの記録情報再生装置
US5027339A (en) * 1987-08-06 1991-06-25 Omron Tateisi Electronics Company Optical card analyzing apparatus
US4982074A (en) * 1987-08-11 1991-01-01 Canon Kabushiki Kaisha Method of recording position information of last track recorded with data in directory area
US4794238A (en) * 1987-10-09 1988-12-27 Ultracision, Inc. Method and apparatus for reading and marking a small bar code on a surface of an item
US5267226A (en) * 1987-12-03 1993-11-30 Canon Kabushiki Kaisha Optical information recording and reproducing apparatus with switchable spot-functions
JP2647877B2 (ja) * 1987-12-26 1997-08-27 シャープ株式会社 光磁気カード記録再生装置
US5155718A (en) * 1988-01-25 1992-10-13 Olympus Optical Co., Ltd. Optical record medium reading apparatus having a de-focussed light beam projected on an optical record medium
US5208801A (en) * 1988-02-05 1993-05-04 Tandy Corporation Method and apparatus for correcting focus in an optical recording system
JP2737143B2 (ja) * 1988-03-08 1998-04-08 日本電気株式会社 バーコード読取装置
EP0588385B1 (de) * 1989-02-13 1997-10-15 Omron Corporation Datenaufzeichnungs-/Wiedergabevorrichtung für optische Karte
NL8900362A (nl) * 1989-02-15 1990-09-03 Philips Nv Werkwijze en inrichting voor het inschrijven en uitlezen van een magneto-optische registratiedrager.
AU7691391A (en) * 1990-04-23 1991-11-11 Tandy Corporation Method and apparatus for correcting focus in an optical recording system
JPH04137226A (ja) * 1990-09-28 1992-05-12 Olympus Optical Co Ltd 情報記録／再生装置
US5315572A (en) * 1991-01-23 1994-05-24 Olympus Optical Co., Ltd. Information reproducing apparatus capable of eliminating jitters
JPH04252425A (ja) * 1991-01-28 1992-09-08 Olympus Optical Co Ltd 情報記録装置
US5412636A (en) * 1991-03-22 1995-05-02 Olympus Optical Co., Ltd. Apparatus for servo-controlling objective lens in recording and/or reproducing apparatus using optical record medium
US5410137A (en) * 1991-05-09 1995-04-25 Olympus Optical Co., Ltd. Apparatus for reproducing data from a track whose track number cannot be read
US5339300A (en) * 1992-01-24 1994-08-16 Olympus Optical Co., Ltd. Optical data recording apparatus and an optical data recording/reproducing method performing servo control with both a recording light beam and a reproducing light beam
US5293032A (en) * 1992-02-10 1994-03-08 Sydney Urshan Digital data optical recording and playback system
US5398226A (en) * 1992-06-25 1995-03-14 Minnesota Mining And Manufacturing Company Image tracking of optical media using two wavelength optical head
JPH0668515A (ja) * 1992-08-19 1994-03-11 Olympus Optical Co Ltd 光学的情報記録再生装置
US5438563A (en) * 1992-08-19 1995-08-01 Olympus Optical Co., Ltd. Optical information recording/reproducing device which simultaneously reproduces information from plural tracks and optical information recording/reproducing method
JPH0676314A (ja) * 1992-08-31 1994-03-18 Olympus Optical Co Ltd 光学的情報再生装置
US5402399A (en) * 1992-08-31 1995-03-28 Olympus Optical Co., Ltd. Apparatus and method for reproducing information data from optical cards
US5511051A (en) * 1992-08-31 1996-04-23 Olympus Optical Co., Ltd. Optical recording/reproducing apparatus capable of multi-track access for simultaneous multirack recording/reproduction
US5513164A (en) * 1992-09-11 1996-04-30 Kabushiki Kaisha Toshiba Optical recording and reproducing apparatus
JPH07128584A (ja) * 1993-11-04 1995-05-19 Nikon Corp 焦点検出光学系
WO1997018560A1 (en) * 1995-11-15 1997-05-22 Zen Research N.V. Track detection methods and apparatus for simultaneous electronic monitoring of multiple adjacent tracks of an optical disk
US6118753A (en) * 1996-08-13 2000-09-12 Hewlett-Packard Company Erasable digital video disk with reference clock track
US6266201B1 (en) 1998-08-19 2001-07-24 Tandberg Data Asa Multiple channel rewrite system
US6229771B1 (en) 1998-10-09 2001-05-08 Zen Research (Ireland), Ltd. Method and apparatus for generating focus error signals in a multi-beam optical disk drive
US20060059365A1 (en) * 1999-12-06 2006-03-16 Bsi2000, Inc. Facility security with optical cards
US6239873B1 (en) * 2000-11-13 2001-05-29 The United States Of America As Represented By The Secretary Of The Army Apparatus for simultaneous measurement of two polarization states of scattered light
US20050197945A1 (en) * 2004-02-12 2005-09-08 Bsi2000, Inc. Optical banking card
US20050237338A1 (en) * 2004-04-26 2005-10-27 Bsi2000, Inc. Embedded holograms on optical cards
US20050247776A1 (en) * 2004-05-04 2005-11-10 Bsi2000, Inc. Authenticating optical-card reader
US20060039249A1 (en) * 2004-08-18 2006-02-23 Bsi2000,Inc. Systems and methods for reading optical-card data
JP4321469B2 (ja) * 2005-03-24 2009-08-26 ソニー株式会社 ディスク記録装置および方法、ならびに、記録制御プログラム
USD842845S1 (en) * 2017-08-21 2019-03-12 Henan Province Hozel Electronics Co., Ltd. Housing for a voice coil motor used in a focusing product

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4034403A (en) * 1971-03-11 1977-07-05 U.S. Philips Corporation Apparatus for positional control of a reading head in a device for reproducing optically coded video disk recordings
US3946367A (en) * 1972-12-20 1976-03-23 Videonics Of Hawaii, Inc. Three dimensional electro-optical retrieval system
US4272651A (en) * 1978-04-28 1981-06-09 Matsushita Electric Industrial Co., Ltd. Optical system having diode laser light source
JPS5558832A (en) * 1978-10-24 1980-05-01 Mitsubishi Electric Corp Signal recording and reproducing unit of optical type
US4290122A (en) * 1979-05-14 1981-09-15 Xerox Corporation Self-synchronizing clock source for optical memories
US4334200A (en) * 1980-05-01 1982-06-08 Bell Telephone Laboratories, Incorporated Laser induced collisional laser pumping
JPS5753831A (en) * 1980-09-12 1982-03-31 Olympus Optical Co Ltd Method and device for reproduction of optical information
US4360728A (en) * 1981-02-27 1982-11-23 Drexler Technology Corporation Banking card for automatic teller machines and the like
US4542288A (en) * 1981-02-27 1985-09-17 Drexler Technology Corporation Method for making a laser recordable wallet-size plastic card
US4500777A (en) * 1981-02-27 1985-02-19 Drexler Technology Corporation High data capacity, scratch and dust resistant, infrared, read-write data card for automatic teller machines
US4544835A (en) * 1983-12-29 1985-10-01 Drexler Technology Corporation Data system containing a high capacity optical contrast laser recordable wallet-size plastic card
US4530080A (en) * 1981-04-07 1985-07-16 Tdk Electronics Co., Ltd. Optical recording/reproducing system
US4556964A (en) * 1981-12-21 1985-12-03 Burroughs Corporation Technique for monitoring galvo angle
US4787075A (en) * 1984-12-26 1988-11-22 Canon Kabushiki Kaisha Optical information recording medium and apparatus for recording/reproducing information using the same

Also Published As

Publication number Publication date
JPH02500472A (ja) 1990-02-15
DE3788280T2 (de) 1994-06-09
EP0323969A4 (de) 1990-02-22
WO1988002169A1 (en) 1988-03-24
EP0323969B1 (de) 1993-11-24
KR880701942A (ko) 1988-11-07
US4730293A (en) 1988-03-08
EP0323969A1 (de) 1989-07-19

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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