CA1004891A - Apparatus and method of enhancing blurred images - Google Patents

Apparatus and method of enhancing blurred images

Info

Publication number
CA1004891A
CA1004891A CA175,381A CA175381A CA1004891A CA 1004891 A CA1004891 A CA 1004891A CA 175381 A CA175381 A CA 175381A CA 1004891 A CA1004891 A CA 1004891A
Authority
CA
Canada
Prior art keywords
enhancing
blurred images
blurred
images
enhancing blurred
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
CA175,381A
Other languages
English (en)
Other versions
CA175381S (en
Inventor
Hans Dammann
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken 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
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of CA1004891A publication Critical patent/CA1004891A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/42—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect
    • G02B27/46—Systems using spatial filters

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Image Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
CA175,381A 1972-07-01 1973-06-26 Apparatus and method of enhancing blurred images Expired CA1004891A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722232359 DE2232359A1 (de) 1972-07-01 1972-07-01 Verfahren zur bildverbesserung durch entfaltung mit hilfe mehrerer inverser filter komplementaerer aperturen

Publications (1)

Publication Number Publication Date
CA1004891A true CA1004891A (en) 1977-02-08

Family

ID=5849389

Family Applications (1)

Application Number Title Priority Date Filing Date
CA175,381A Expired CA1004891A (en) 1972-07-01 1973-06-26 Apparatus and method of enhancing blurred images

Country Status (8)

Country Link
JP (1) JPS4953854A (OSRAM)
BE (1) BE801745A (OSRAM)
CA (1) CA1004891A (OSRAM)
DE (1) DE2232359A1 (OSRAM)
FR (1) FR2191142B1 (OSRAM)
GB (1) GB1438167A (OSRAM)
IT (1) IT990828B (OSRAM)
NL (1) NL7308914A (OSRAM)

Also Published As

Publication number Publication date
JPS4953854A (OSRAM) 1974-05-25
GB1438167A (en) 1976-06-03
BE801745A (fr) 1974-01-02
FR2191142B1 (OSRAM) 1976-06-18
NL7308914A (OSRAM) 1974-01-03
DE2232359A1 (de) 1974-01-03
IT990828B (it) 1975-07-10
FR2191142A1 (OSRAM) 1974-02-01

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