FR2175719A1 - - Google Patents

Info

Publication number
FR2175719A1
FR2175719A1 FR7230737A FR7230737A FR2175719A1 FR 2175719 A1 FR2175719 A1 FR 2175719A1 FR 7230737 A FR7230737 A FR 7230737A FR 7230737 A FR7230737 A FR 7230737A FR 2175719 A1 FR2175719 A1 FR 2175719A1
Authority
FR
France
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
FR7230737A
Other languages
French (fr)
Other versions
FR2175719B1 (enrdf_load_stackoverflow
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.)
Robotron VEB
Original Assignee
Robotron VEB
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 Robotron VEB filed Critical Robotron VEB
Publication of FR2175719A1 publication Critical patent/FR2175719A1/fr
Application granted granted Critical
Publication of FR2175719B1 publication Critical patent/FR2175719B1/fr
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
    • 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)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Image Analysis (AREA)
  • Character Discrimination (AREA)
FR7230737A 1972-03-16 1972-08-30 Expired FR2175719B1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD161563A DD95291A1 (enrdf_load_stackoverflow) 1972-03-16 1972-03-16

Publications (2)

Publication Number Publication Date
FR2175719A1 true FR2175719A1 (enrdf_load_stackoverflow) 1973-10-26
FR2175719B1 FR2175719B1 (enrdf_load_stackoverflow) 1976-08-13

Family

ID=5485748

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7230737A Expired FR2175719B1 (enrdf_load_stackoverflow) 1972-03-16 1972-08-30

Country Status (3)

Country Link
DD (1) DD95291A1 (enrdf_load_stackoverflow)
DE (1) DE2304232A1 (enrdf_load_stackoverflow)
FR (1) FR2175719B1 (enrdf_load_stackoverflow)

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Also Published As

Publication number Publication date
DD95291A1 (enrdf_load_stackoverflow) 1973-01-22
FR2175719B1 (enrdf_load_stackoverflow) 1976-08-13
DE2304232A1 (de) 1973-09-27

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Legal Events

Date Code Title Description
ST Notification of lapse