ATE114854T1 - Antriebssystem für optische scheiben. - Google Patents

Antriebssystem für optische scheiben.

Info

Publication number
ATE114854T1
ATE114854T1 AT89307674T AT89307674T ATE114854T1 AT E114854 T1 ATE114854 T1 AT E114854T1 AT 89307674 T AT89307674 T AT 89307674T AT 89307674 T AT89307674 T AT 89307674T AT E114854 T1 ATE114854 T1 AT E114854T1
Authority
AT
Austria
Prior art keywords
drive system
disk drive
data
laser beam
disk
Prior art date
Application number
AT89307674T
Other languages
English (en)
Inventor
Joseph Lindmayer
Original Assignee
Quantex 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 Quantex Corp filed Critical Quantex Corp
Application granted granted Critical
Publication of ATE114854T1 publication Critical patent/ATE114854T1/de

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
    • G11C7/005—Arrangements for writing information into, or reading information out from, a digital store with combined beam-and individual cell access
    • 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
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • 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
    • G11B7/125—Optical beam sources therefor, e.g. laser control circuitry specially adapted for optical storage devices; Modulators, e.g. means for controlling the size or intensity of optical spots or optical traces
    • 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
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C13/00—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00
    • G11C13/04—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using optical elements ; using other beam accessed elements, e.g. electron or ion beam
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S360/00—Dynamic magnetic information storage or retrieval
    • Y10S360/90—Disk drive packaging
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S360/00—Dynamic magnetic information storage or retrieval
    • Y10S360/90—Disk drive packaging
    • Y10S360/903—Physical parameter, e.g. form factor

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Optical Head (AREA)
  • Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)
  • Moving Of Heads (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
AT89307674T 1988-07-29 1989-07-27 Antriebssystem für optische scheiben. ATE114854T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/225,846 US5007037A (en) 1986-06-05 1988-07-29 Optical disk drive system utilizing electron trapping media for data storage

Publications (1)

Publication Number Publication Date
ATE114854T1 true ATE114854T1 (de) 1994-12-15

Family

ID=22846491

Family Applications (1)

Application Number Title Priority Date Filing Date
AT89307674T ATE114854T1 (de) 1988-07-29 1989-07-27 Antriebssystem für optische scheiben.

Country Status (6)

Country Link
US (1) US5007037A (de)
EP (1) EP0353078B1 (de)
JP (1) JPH0278020A (de)
AT (1) ATE114854T1 (de)
CA (1) CA1333422C (de)
DE (1) DE68919571T2 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5142493A (en) * 1988-07-29 1992-08-25 Quantex Corporation Optical disk employing electron trapping material as a storage medium
US5502706A (en) * 1989-10-10 1996-03-26 Quantex Corporation Optical storage medium utilizing electron trapping film layers sandwiched with electrodes
US5113387A (en) * 1989-12-12 1992-05-12 Optex Corporation Three laser optical disk drive system
DE4022095A1 (de) * 1990-07-11 1992-01-16 Thomson Brandt Gmbh Vorrichtung zum optischen lesen und aufzeichnen von daten
US5958541A (en) * 1996-06-28 1999-09-28 Battelle Memorial Institute Information storage media and method
WO1999063536A2 (en) * 1998-06-05 1999-12-09 Massachusetts Institute Of Technology Very-high-density memory device utilizing a scintillating data-storage medium
US6572095B1 (en) 1999-09-03 2003-06-03 Fuji Photo Film Co., Ltd. Method of and system for conveying sheet to be scanned
EP1117060A1 (de) * 2000-01-10 2001-07-18 Sicpa Holding S.A. Authentifikation eines Sicherheitsgegenstandes
US7307266B1 (en) 2003-11-26 2007-12-11 United States Of America As Represented By The Secretary Of The Navy Method and apparatus for an optically clocked optoelectronic track and hold device
US7725779B2 (en) * 2005-01-25 2010-05-25 Ternarylogic Llc Multi-valued scrambling and descrambling of digital data on optical disks and other storage media

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2527365A (en) * 1945-05-22 1950-10-24 Rca Corp Doubly activated infrared phosphors
US2522074A (en) * 1946-05-03 1950-09-12 Univ Rochester Method of rendering infrared radiation visible employing doubly activated alkaline earth sulfide phosphors
US2521124A (en) * 1946-08-09 1950-09-05 Neville F Miller Infrared strontium sulfide phosphors
US2742631A (en) * 1954-05-27 1956-04-17 Rca Corp Method and apparatus for recording and transmitting information using phosphors
US2979467A (en) * 1958-06-30 1961-04-11 Ibm Infrared stimulable phosphors
US4064066A (en) * 1970-12-21 1977-12-20 Akio Toshinai Phosphors for infrared-to-visible conversion
JPS522869B1 (de) * 1971-01-29 1977-01-25
US4225873A (en) * 1978-03-27 1980-09-30 Mca Disco-Vision, Inc. Recording and playback system
US4113353A (en) * 1974-04-20 1978-09-12 Akira Matsushita Information processing optical device
US4170475A (en) * 1977-05-12 1979-10-09 Coulter Information Systems, Inc. High speed electrophotographic method
US4556964A (en) * 1981-12-21 1985-12-03 Burroughs Corporation Technique for monitoring galvo angle
US4458345A (en) * 1982-03-31 1984-07-03 International Business Machines Corporation Process for optical information storage
US4549083A (en) * 1982-06-10 1985-10-22 Matsushita Electric Industrial Co., Ltd. X-Ray imaging device for directly displaying X-ray images
US4598395A (en) * 1983-05-31 1986-07-01 Ltv Aerospace And Defense Co. Erasable optical read/write data storage system
DK152872C (da) * 1983-06-20 1989-04-10 Grene Soren Plantedyrkningsramme
JPS60187953A (ja) * 1984-03-06 1985-09-25 Hitachi Ltd 情報の記録、読取り及び消去方法
US4694447A (en) * 1984-07-12 1987-09-15 International Business Machines Corp. Optical signal recorders employing two lasers and methods therefor
JPS61105862A (ja) * 1984-10-30 1986-05-23 Toshiba Corp 半導体装置
JPS61122950A (ja) * 1984-11-19 1986-06-10 Matsushita Electric Ind Co Ltd 光デイスク用基板
US4704635A (en) * 1984-12-18 1987-11-03 Sol Nudelman Large capacity, large area video imaging sensor
US4842960A (en) * 1985-10-10 1989-06-27 Quantex Corporation High efficiency photoluminescent material for optical upconversion
US4855603A (en) * 1985-10-10 1989-08-08 Quantex Corporation Photoluminescent materials for radiography
US4830875A (en) * 1985-10-10 1989-05-16 Quantex Corporation Photoluminescent materials and associated process and infrared sensing device
US4822520A (en) * 1985-10-10 1989-04-18 Quantex Corporation Photoluminescent materials for outputting blue-green light
US4839092A (en) * 1985-10-10 1989-06-13 Quantex Corporation Photoluminescent materials for outputting orange light
US4812660A (en) * 1985-10-10 1989-03-14 Quantex Corporation Photoluminescent materials for outputting yellow-green light
US4864536A (en) * 1986-06-05 1989-09-05 Quantex Corporation Optical memory system and method of using the same
US4818434A (en) * 1985-11-15 1989-04-04 Quantex Corporation Thermoluminescent material including fusible salt

Also Published As

Publication number Publication date
EP0353078A2 (de) 1990-01-31
JPH0278020A (ja) 1990-03-19
CA1333422C (en) 1994-12-06
DE68919571D1 (de) 1995-01-12
EP0353078B1 (de) 1994-11-30
US5007037A (en) 1991-04-09
DE68919571T2 (de) 1995-04-13
EP0353078A3 (en) 1990-12-05

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties