CA974808A - Information recording and reproducing system - Google Patents

Information recording and reproducing system

Info

Publication number
CA974808A
CA974808A CA126,772A CA126772A CA974808A CA 974808 A CA974808 A CA 974808A CA 126772 A CA126772 A CA 126772A CA 974808 A CA974808 A CA 974808A
Authority
CA
Canada
Prior art keywords
information recording
reproducing system
reproducing
recording
information
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
Application number
CA126,772A
Other languages
English (en)
Other versions
CA126772S (en
Inventor
Toshiro Kamogawa
Isao Sato
Noboru Okuno
Yoshihiro Okino
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of CA974808A publication Critical patent/CA974808A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/32—Systems for obtaining speckle elimination
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/89—Television signal recording using holographic recording
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/04—Processes or apparatus for producing holograms
    • G03H1/16—Processes or apparatus for producing holograms using Fourier transform

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Holo Graphy (AREA)
  • Optical Recording Or Reproduction (AREA)
CA126,772A 1970-11-08 1971-11-03 Information recording and reproducing system Expired CA974808A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP9805670 1970-11-08
JP9906070 1970-11-12

Publications (1)

Publication Number Publication Date
CA974808A true CA974808A (en) 1975-09-23

Family

ID=26439262

Family Applications (1)

Application Number Title Priority Date Filing Date
CA126,772A Expired CA974808A (en) 1970-11-08 1971-11-03 Information recording and reproducing system

Country Status (4)

Country Link
CA (1) CA974808A (OSRAM)
DE (1) DE2155103B2 (OSRAM)
FR (1) FR2112531B1 (OSRAM)
GB (1) GB1376183A (OSRAM)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6016210A (en) * 1997-12-15 2000-01-18 Northrop Grumman Corporation Scatter noise reduction in holographic storage systems by speckle averaging

Also Published As

Publication number Publication date
FR2112531B1 (OSRAM) 1977-01-21
DE2155103B2 (de) 1973-10-25
DE2155103A1 (de) 1972-05-25
FR2112531A1 (OSRAM) 1972-06-16
GB1376183A (en) 1974-12-04

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