AT371622B - Optische ausleseeinheit zum auslesen eines beweglichen informationstraegers, insbesondere zum auslesen einer videoplatte - Google Patents

Optische ausleseeinheit zum auslesen eines beweglichen informationstraegers, insbesondere zum auslesen einer videoplatte

Info

Publication number
AT371622B
AT371622B AT0884378A AT884378A AT371622B AT 371622 B AT371622 B AT 371622B AT 0884378 A AT0884378 A AT 0884378A AT 884378 A AT884378 A AT 884378A AT 371622 B AT371622 B AT 371622B
Authority
AT
Austria
Prior art keywords
reading
information carrier
mobile information
video disk
optical
Prior art date
Application number
AT0884378A
Other languages
English (en)
Other versions
ATA884378A (de
Original Assignee
Philips Nv
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
Priority to NL7713711A priority Critical patent/NL7713711A/xx
Application filed by Philips Nv filed Critical Philips Nv
Publication of ATA884378A publication Critical patent/ATA884378A/de
Application granted granted Critical
Publication of AT371622B publication Critical patent/AT371622B/de

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/08Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09Disposition 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
    • G11B7/0925Electromechanical actuators for lens positioning
    • G11B7/0937Piezo-electric actuators
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/08Disposition or mounting of heads or light sources relatively to record carriers
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/08Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09Disposition 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
    • G11B7/0925Electromechanical actuators for lens positioning
    • G11B7/093Electromechanical actuators for lens positioning for focusing and tracking
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/12Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/123Integrated head arrangements, e.g. with source and detectors mounted on the same substrate
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H01L2224/00Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
    • H01L2224/01Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
    • H01L2224/42Wire connectors; Manufacturing methods related thereto
    • H01L2224/47Structure, shape, material or disposition of the wire connectors after the connecting process
    • H01L2224/48Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
    • H01L2224/4805Shape
    • H01L2224/4809Loop shape
    • H01L2224/48091Arched
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01SDEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00Semiconductor lasers
    • H01S5/02Structural details or components not essential to laser action
    • H01S5/022Mountings; Housings
    • H01S5/02236Mounts or sub-mounts
    • H01S5/02256Details of fixing the laser diode on the mount
    • H01S5/02272Details of fixing the laser diode on the mount using soldering
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01SDEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00Semiconductor lasers
    • H01S5/02Structural details or components not essential to laser action
    • H01S5/024Cooling arrangements
AT0884378A 1977-12-12 1978-12-12 Optische ausleseeinheit zum auslesen eines beweglichen informationstraegers, insbesondere zum auslesen einer videoplatte AT371622B (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
NL7713711A NL7713711A (nl) 1977-12-12 1977-12-12 Optisch uitleeseenheid voor het uitlezen van een bewegende informatiedrager, in het bijzonder voor het uitlezen van een videoplaat.

Publications (2)

Publication Number Publication Date
ATA884378A ATA884378A (de) 1982-11-15
AT371622B true AT371622B (de) 1983-07-11

Family

ID=19829736

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0884378A AT371622B (de) 1977-12-12 1978-12-12 Optische ausleseeinheit zum auslesen eines beweglichen informationstraegers, insbesondere zum auslesen einer videoplatte

Country Status (17)

Country Link
US (1) US4193091A (de)
EP (1) EP0002547B1 (de)
JP (1) JPS6115494B2 (de)
AR (1) AR217881A1 (de)
AT (1) AT371622B (de)
AU (1) AU519494B2 (de)
BR (1) BR7808125A (de)
CA (1) CA1124393A (de)
DE (1) DE2860916D1 (de)
DK (1) DK555278A (de)
ES (1) ES475870A1 (de)
MX (1) MX149048A (de)
NL (1) NL7713711A (de)
NO (1) NO149795C (de)
NZ (1) NZ189131A (de)
PL (1) PL114259B1 (de)
ZA (1) ZA7806347B (de)

Families Citing this family (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6120054B2 (de) * 1978-01-30 1986-05-20 Hitachi Ltd
US4302830A (en) * 1978-05-10 1981-11-24 Olympus Optical Company Ltd. Optical information reading-out apparatus
GB2052829B (en) * 1979-04-27 1983-01-12 Olympus Optical Co Apparatus for driving objective lens in tracking direction
FR2470391B1 (de) * 1979-11-21 1983-07-18 Thomson Csf
JPS6215934B2 (de) * 1980-03-17 1987-04-09 Sanyo Electric Co
US4342935A (en) * 1980-04-10 1982-08-03 Discovision Associates Binary piezoelectric drive for lens focusing system
US4504934A (en) * 1980-05-02 1985-03-12 Matsushita Electric Industrial Co., Ltd. Optical signal reproducing apparatus
CA1132258A (en) * 1980-05-12 1982-09-21 Herman W. Willemsen Scanning head for an optical disc system
NL8004380A (nl) * 1980-07-31 1982-03-01 Philips Nv Optische inrichting voor het met een stralingsbundel inschrijven en/of uitlezen van registratiesporen.
JPS5758249A (en) * 1980-09-24 1982-04-07 Olympus Optical Co Ltd Optical system recording and/or reproducing device
US4385373A (en) * 1980-11-10 1983-05-24 Eastman Kodak Company Device for focus and alignment control in optical recording and/or playback apparatus
JPS649659B2 (de) * 1980-12-18 1989-02-20 Sony Corp
JPS57120240A (en) * 1981-01-16 1982-07-27 Sony Corp Optical disk player
US4459690A (en) * 1981-07-30 1984-07-10 Rca Corporation Multi-beam optical record and playback apparatus having an improved beam splitter
NL8104589A (nl) * 1981-10-08 1983-05-02 Philips Nv Optische aftasteenheid.
JPS5880139A (en) * 1981-11-04 1983-05-14 Sony Corp Optical head
FR2521377A1 (fr) * 1982-01-28 1983-08-12 Ricoh Kk Appareil d'enregistrement et de lecture optique
FR2522860B1 (fr) * 1982-03-02 1989-07-13 Thomson Csf Tete optique d'ecriture-lecture d'un disque optique et dispositif optique associe a une telle tete
FR2522861B1 (fr) * 1982-03-02 1988-01-08 Thomson Csf Tete optique d'ecriture-lecture d'un disque optique et dispositif optique associe a une telle tete
EP0098076A1 (de) * 1982-06-14 1984-01-11 Nec Corporation Strahlzugriffsgerät für eine Vorrichtung mit optischen Scheiben
US4475179A (en) * 1982-06-30 1984-10-02 Eastman Kodak Company Optical disc write/read methods and apparatus with improved focus and tracking control
US4587466A (en) * 1982-12-09 1986-05-06 Magnetic Peripherals Two axis linear motor for optical focusing and tracking system in optical recording
USRE33548E (en) * 1983-03-30 1991-03-05 Mitsubishi Denki Kabushiki Kaisha Deviation correction apparatus for optical disc light beams
US4566089A (en) * 1983-03-30 1986-01-21 Mitsubishi Denki Kabushiki Kaisha Deviation correction apparatus for optical disc light beams
JPH0521706Y2 (de) * 1984-02-23 1993-06-03
US4740940A (en) * 1985-03-11 1988-04-26 Matsushita Electric Industrial Co., Ltd. Optical information read apparatus
JPS6289250A (en) * 1985-10-16 1987-04-23 Fuji Photo Film Co Ltd Pickup for optical disk
US5001694A (en) * 1986-05-06 1991-03-19 Pencom International Corp. Tracking and focus actuator for a holographic optical head
JPS63164809U (de) * 1987-04-15 1988-10-27
EP0336687B1 (de) * 1988-04-06 1995-02-15 Mitsubishi Denki Kabushiki Kaisha Gerät zur Aufnahme auf eine und Wiedergabe von einer optischen Scheibe
US4972397A (en) * 1988-12-02 1990-11-20 Drexler Technology Corporation Dithering optical data logger
US5115120A (en) * 1990-06-26 1992-05-19 Photographic Sciences Corporation Scan modules for bar code readers and in which scan elements are flexurally supported
DE19537405A1 (de) * 1995-10-09 1997-04-10 Leybold Ag Vorrichtung zum Laserstrahlbelichten eines kreisscheibenförmigen Substrates
DE19537411A1 (de) * 1995-10-09 1997-04-10 Leybold Ag Vorrichtung zum Laserstrahlbelichten eines kreisscheibenförmigen Substrates
US5807476A (en) * 1995-10-10 1998-09-15 United Laboratories, Inc. Method of removing sulfur compounds from sour crude oil and sour natural gas
US5867460A (en) * 1996-10-04 1999-02-02 Balzers Und Leybold Deutschland Holding Ag Apparatus for laser beam exposure of a substrate disc
US6137105A (en) * 1998-06-02 2000-10-24 Science Applications International Corporation Multiple parallel source scanning device
US6341118B1 (en) 1998-06-02 2002-01-22 Science Applications International Corporation Multiple channel scanning device using oversampling and image processing to increase throughput
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
US6166756A (en) * 1998-06-02 2000-12-26 Science Applications International Corporation Multiple channel data writing device
US6091067A (en) * 1998-06-02 2000-07-18 Science Applications International Corporation Scanning device using fiber optic bimorph
JP2004133963A (ja) * 2002-10-08 2004-04-30 Pioneer Electronic Corp ピックアップ装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3349174A (en) * 1964-02-03 1967-10-24 Raytheon Co Beam scanning device
US3655986A (en) * 1964-10-20 1972-04-11 Massachusetts Inst Technology Laser device
US3364497A (en) * 1966-05-18 1968-01-16 Eastman Kodak Co Recording of digital data
JPS5760693B2 (de) * 1974-02-12 1982-12-21 Sony Corp
US4092529B1 (de) * 1975-10-08 1988-01-19
NL178915C (nl) * 1976-01-16 1986-06-02 Philips Nv Automatisch optisch focusseersysteem.

Also Published As

Publication number Publication date
BR7808125A (pt) 1979-07-31
NO149795B (no) 1984-03-12
JPS5489705A (en) 1979-07-17
AU4235678A (en) 1979-06-21
NZ189131A (en) 1982-02-23
DK555278A (da) 1979-06-13
JPS6115494B2 (de) 1986-04-24
US4193091A (en) 1980-03-11
EP0002547B1 (de) 1981-08-05
ZA7806347B (en) 1980-06-25
CA1124393A1 (de)
AU519494B2 (en) 1981-12-03
ES475870A1 (es) 1979-05-16
AR217881A1 (es) 1980-04-30
CA1124393A (en) 1982-05-25
DE2860916D1 (en) 1981-11-05
NL7713711A (nl) 1979-06-14
MX149048A (es) 1983-08-12
ATA884378A (de) 1982-11-15
PL211597A1 (pl) 1979-07-30
NO784161L (no) 1979-06-13
NO149795C (no) 1984-07-04
PL114259B1 (en) 1981-01-31
EP0002547A1 (de) 1979-06-27

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee