JPS5439970B1 - - Google Patents

Info

Publication number
JPS5439970B1
JPS5439970B1 JP3525172A JP3525172A JPS5439970B1 JP S5439970 B1 JPS5439970 B1 JP S5439970B1 JP 3525172 A JP3525172 A JP 3525172A JP 3525172 A JP3525172 A JP 3525172A JP S5439970 B1 JPS5439970 B1 JP S5439970B1
Authority
JP
Japan
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.)
Pending
Application number
JP3525172A
Other languages
Japanese (ja)
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 filed Critical
Publication of JPS5439970B1 publication Critical patent/JPS5439970B1/ja
Pending 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
    • G11B7/12—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
    • G11B7/128—Modulators
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/29—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the position or the direction of light beams, i.e. deflection
    • G02F1/33—Acousto-optical deflection devices
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K15/00—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers
    • G06K15/02—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers
    • G06K15/12—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers by photographic printing, e.g. by laser printers
    • G06K15/1238—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers by photographic printing, e.g. by laser printers simultaneously exposing more than one point
    • G06K15/1257—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers by photographic printing, e.g. by laser printers simultaneously exposing more than one point on more than one main scanning line
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Combination Of More Than One Step In Electrophotography (AREA)
  • Dot-Matrix Printers And Others (AREA)
  • Laser Beam Printer (AREA)
  • Fax Reproducing Arrangements (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
JP3525172A 1971-04-12 1972-04-10 Pending JPS5439970B1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13295571A 1971-04-12 1971-04-12

Publications (1)

Publication Number Publication Date
JPS5439970B1 true JPS5439970B1 (enrdf_load_stackoverflow) 1979-11-30

Family

ID=22456342

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3525172A Pending JPS5439970B1 (enrdf_load_stackoverflow) 1971-04-12 1972-04-10

Country Status (5)

Country Link
JP (1) JPS5439970B1 (enrdf_load_stackoverflow)
CA (1) CA1009296A (enrdf_load_stackoverflow)
DE (1) DE2217607C2 (enrdf_load_stackoverflow)
FR (1) FR2136309A5 (enrdf_load_stackoverflow)
GB (1) GB1385230A (enrdf_load_stackoverflow)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HU175630B (hu) * 1976-12-15 1980-09-28 Mta Szamitastech Autom Kutato Lazernoe ustrojstvo dlja registracii dannykh i signalov
JPS5512976A (en) * 1978-07-14 1980-01-29 Mitsubishi Electric Corp Multi beam light modulation deflector
JPS5555312A (en) * 1978-10-20 1980-04-23 Ricoh Co Ltd Simultaneous multibeam light modulating system
JPS56143434A (en) * 1980-04-10 1981-11-09 Dainippon Screen Mfg Co Ltd Control method of light beam for recording in image scanning recorder
US4541712A (en) * 1981-12-21 1985-09-17 Tre Semiconductor Equipment Corporation Laser pattern generating system
RU2317576C2 (ru) * 2005-12-28 2008-02-20 Сергей Борисович Одиноков Портативный переносной проекционный аппарат чтения микрофиш

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3571507A (en) * 1968-05-15 1971-03-16 Zenith Radio Corp Optical apparatus for developing display information signals of frequency multiplex character

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3055258A (en) * 1951-08-22 1962-09-25 Hurvitz Hyman Bragg diffraction ultrasonic devices
US3154534A (en) * 1962-01-30 1964-10-27 Deering Milliken Res Corp Polyethyleneoxy azo fugitive tints
US3165045A (en) * 1962-04-05 1965-01-12 Itek Corp Data processing system
DE1255962B (de) * 1965-12-28 1967-12-07 Telefunken Patent Einrichtung zur Erzeugung punktgerasterter Schriftzeichen

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3571507A (en) * 1968-05-15 1971-03-16 Zenith Radio Corp Optical apparatus for developing display information signals of frequency multiplex character

Also Published As

Publication number Publication date
GB1385230A (en) 1975-02-26
CA1009296A (en) 1977-04-26
DE2217607C2 (de) 1984-03-01
DE2217607A1 (de) 1972-10-19
FR2136309A5 (enrdf_load_stackoverflow) 1972-12-22

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