JPS51126846A - A data processing system - Google Patents

A data processing system

Info

Publication number
JPS51126846A
JPS51126846A JP50050732A JP5073275A JPS51126846A JP S51126846 A JPS51126846 A JP S51126846A JP 50050732 A JP50050732 A JP 50050732A JP 5073275 A JP5073275 A JP 5073275A JP S51126846 A JPS51126846 A JP S51126846A
Authority
JP
Japan
Prior art keywords
data processing
processing system
semiconductor laser
laser element
demodulation
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.)
Granted
Application number
JP50050732A
Other languages
English (en)
Other versions
JPS5758735B2 (ja
Inventor
Kenjiro Sakurai
Junichi Shimada
Takitaro Morikawa
Yoshinobu Mihashi
Satoshi Ishihara
Junya Seko
Tetsutaro Yasuhira
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.)
National Institute of Advanced Industrial Science and Technology AIST
Original Assignee
Agency of Industrial Science and Technology
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 Agency of Industrial Science and Technology filed Critical Agency of Industrial Science and Technology
Priority to JP50050732A priority Critical patent/JPS51126846A/ja
Publication of JPS51126846A publication Critical patent/JPS51126846A/ja
Priority to US05/919,275 priority patent/US4190775A/en
Publication of JPS5758735B2 publication Critical patent/JPS5758735B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
    • G11B11/16—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by mechanical cutting, deforming or pressing
    • G11B11/18—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by mechanical cutting, deforming or pressing with reproducing by optical means

Landscapes

  • Telescopes (AREA)
  • Semiconductor Lasers (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Optical Head (AREA)
JP50050732A 1975-02-18 1975-04-28 A data processing system Granted JPS51126846A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP50050732A JPS51126846A (en) 1975-04-28 1975-04-28 A data processing system
US05/919,275 US4190775A (en) 1975-02-18 1978-06-26 Optical memory playback apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50050732A JPS51126846A (en) 1975-04-28 1975-04-28 A data processing system

Publications (2)

Publication Number Publication Date
JPS51126846A true JPS51126846A (en) 1976-11-05
JPS5758735B2 JPS5758735B2 (ja) 1982-12-10

Family

ID=12867012

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50050732A Granted JPS51126846A (en) 1975-02-18 1975-04-28 A data processing system

Country Status (1)

Country Link
JP (1) JPS51126846A (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1979000400A1 (en) * 1977-12-16 1979-07-12 Mitsubishi Electric Corp Automatic focusing system
JPS54181965U (ja) * 1978-06-13 1979-12-22
JP2017003461A (ja) * 2015-06-11 2017-01-05 東芝テック株式会社 距離測定装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS499041U (ja) * 1972-04-24 1974-01-25
JPS5019472A (ja) * 1973-06-20 1975-02-28

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS499041U (ja) * 1972-04-24 1974-01-25
JPS5019472A (ja) * 1973-06-20 1975-02-28

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1979000400A1 (en) * 1977-12-16 1979-07-12 Mitsubishi Electric Corp Automatic focusing system
JPS54181965U (ja) * 1978-06-13 1979-12-22
JP2017003461A (ja) * 2015-06-11 2017-01-05 東芝テック株式会社 距離測定装置

Also Published As

Publication number Publication date
JPS5758735B2 (ja) 1982-12-10

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