NL7108091A - - Google Patents

Info

Publication number
NL7108091A
NL7108091A NL7108091A NL7108091A NL7108091A NL 7108091 A NL7108091 A NL 7108091A NL 7108091 A NL7108091 A NL 7108091A NL 7108091 A NL7108091 A NL 7108091A NL 7108091 A NL7108091 A NL 7108091A
Authority
NL
Netherlands
Application number
NL7108091A
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
Priority to NL7108091A priority Critical patent/NL7108091A/xx
Priority to DE19722226260 priority patent/DE2226260A1/de
Priority to FR7220895A priority patent/FR2141815B3/fr
Priority to GB2707672A priority patent/GB1394744A/en
Priority to BE784751A priority patent/BE784751A/xx
Publication of NL7108091A publication Critical patent/NL7108091A/xx

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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06E—OPTICAL COMPUTING DEVICES; COMPUTING DEVICES USING OTHER RADIATIONS WITH SIMILAR PROPERTIES
    • G06E3/00—Devices not provided for in group G06E1/00, e.g. for processing analogue or hybrid data
    • G06E3/001—Analogue devices in which mathematical operations are carried out with the aid of optical or electro-optical elements
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/88—Image or video recognition using optical means, e.g. reference filters, holographic masks, frequency domain filters or spatial domain filters

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Multimedia (AREA)
  • Mathematical Physics (AREA)
  • Nonlinear Science (AREA)
  • Image Processing (AREA)
  • Image Analysis (AREA)
NL7108091A 1971-06-12 1971-06-12 NL7108091A (enrdf_load_stackoverflow)

Priority Applications (5)

Application Number Priority Date Filing Date Title
NL7108091A NL7108091A (enrdf_load_stackoverflow) 1971-06-12 1971-06-12
DE19722226260 DE2226260A1 (de) 1971-06-12 1972-05-30 Anordnung zum kontinuierlichen Filtern von raumlichen Frequenzen
FR7220895A FR2141815B3 (enrdf_load_stackoverflow) 1971-06-12 1972-06-09
GB2707672A GB1394744A (en) 1971-06-12 1972-06-09 Filtering spatial frequencies
BE784751A BE784751A (fr) 1971-06-12 1972-06-12 Dispositif permettant le filtrage continu de frequences d'espace

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7108091A NL7108091A (enrdf_load_stackoverflow) 1971-06-12 1971-06-12

Publications (1)

Publication Number Publication Date
NL7108091A true NL7108091A (enrdf_load_stackoverflow) 1972-12-14

Family

ID=19813371

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7108091A NL7108091A (enrdf_load_stackoverflow) 1971-06-12 1971-06-12

Country Status (5)

Country Link
BE (1) BE784751A (enrdf_load_stackoverflow)
DE (1) DE2226260A1 (enrdf_load_stackoverflow)
FR (1) FR2141815B3 (enrdf_load_stackoverflow)
GB (1) GB1394744A (enrdf_load_stackoverflow)
NL (1) NL7108091A (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2297432A1 (fr) * 1975-01-09 1976-08-06 Fleuret Jacques Perfectionnements aux dispositifs de traitement d'images optiques
US4504859A (en) * 1983-01-13 1985-03-12 John K. Grady Multiple X-ray image scanners
IL115166A (en) * 1991-04-30 1997-02-18 Scitex Corp Ltd Apparatus and method for descreening

Also Published As

Publication number Publication date
GB1394744A (en) 1975-05-21
DE2226260A1 (de) 1972-12-21
BE784751A (fr) 1972-12-12
FR2141815B3 (enrdf_load_stackoverflow) 1975-08-08
FR2141815A1 (enrdf_load_stackoverflow) 1973-01-26

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