FR2459449B1 - - Google Patents

Info

Publication number
FR2459449B1
FR2459449B1 FR7915519A FR7915519A FR2459449B1 FR 2459449 B1 FR2459449 B1 FR 2459449B1 FR 7915519 A FR7915519 A FR 7915519A FR 7915519 A FR7915519 A FR 7915519A FR 2459449 B1 FR2459449 B1 FR 2459449B1
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.)
Expired
Application number
FR7915519A
Other languages
French (fr)
Other versions
FR2459449A1 (fr
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.)
OMNIUM REALISATIONS INDLES CAL
Original Assignee
OMNIUM REALISATIONS INDLES CAL
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 OMNIUM REALISATIONS INDLES CAL filed Critical OMNIUM REALISATIONS INDLES CAL
Priority to FR7915519A priority Critical patent/FR2459449A1/fr
Priority to JP50134680A priority patent/JPS56500710A/ja
Priority to PCT/FR1980/000096 priority patent/WO1980002882A1/fr
Priority to EP80400884A priority patent/EP0021982A1/fr
Publication of FR2459449A1 publication Critical patent/FR2459449A1/fr
Application granted granted Critical
Publication of FR2459449B1 publication Critical patent/FR2459449B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B9/00—Measuring instruments characterised by the use of optical techniques
    • G01B9/02—Interferometers
    • G01B9/021—Interferometers using holographic techniques
    • G01B9/023—Interferometers using holographic techniques for contour producing
    • 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)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Holo Graphy (AREA)
  • Character Discrimination (AREA)
  • Instruments For Measurement Of Length By Optical Means (AREA)
  • Length Measuring Devices By Optical Means (AREA)
FR7915519A 1979-06-18 1979-06-18 Procede et dispositif optiques de denombrement, de localisation et de classement selon leur taille d'objets de forme circulaire, bases sur une intercorrelation par holographie Granted FR2459449A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR7915519A FR2459449A1 (fr) 1979-06-18 1979-06-18 Procede et dispositif optiques de denombrement, de localisation et de classement selon leur taille d'objets de forme circulaire, bases sur une intercorrelation par holographie
JP50134680A JPS56500710A (enExample) 1979-06-18 1980-06-17
PCT/FR1980/000096 WO1980002882A1 (fr) 1979-06-18 1980-06-17 Procede et dispositif de traitement optique d'objets par intercorrelation avec des anneaux
EP80400884A EP0021982A1 (fr) 1979-06-18 1980-06-17 Procédé et dispositif de traitement optique d'objets par intercorrélation avec des anneaux

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7915519A FR2459449A1 (fr) 1979-06-18 1979-06-18 Procede et dispositif optiques de denombrement, de localisation et de classement selon leur taille d'objets de forme circulaire, bases sur une intercorrelation par holographie

Publications (2)

Publication Number Publication Date
FR2459449A1 FR2459449A1 (fr) 1981-01-09
FR2459449B1 true FR2459449B1 (enExample) 1985-02-15

Family

ID=9226724

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7915519A Granted FR2459449A1 (fr) 1979-06-18 1979-06-18 Procede et dispositif optiques de denombrement, de localisation et de classement selon leur taille d'objets de forme circulaire, bases sur une intercorrelation par holographie

Country Status (4)

Country Link
EP (1) EP0021982A1 (enExample)
JP (1) JPS56500710A (enExample)
FR (1) FR2459449A1 (enExample)
WO (1) WO1980002882A1 (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2195802A (en) * 1986-09-24 1988-04-13 Gen Electric Plc Pattern recognition system
DE3704313A1 (de) * 1986-11-20 1988-06-01 Krupp Gmbh Beruehrungsloses optisches verfahren zur bestimmung von gegenstaenden
US9522930B2 (en) 2012-07-30 2016-12-20 Leibniz-Institut Für Naturstoff-Forschung Und Infektionsbiologie Chartreusin analogues

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4118107A (en) * 1966-01-19 1978-10-03 Technical Operations, Incorporated Optical detection of geometric configurations
CH552805A (de) * 1972-05-19 1974-08-15 Turlabor Ag Apparat zur bestimmung des durchmessers kleiner teilchen.
US4111526A (en) * 1977-05-12 1978-09-05 General Motors Corporation Rotationally independent optical correlation for position determination

Also Published As

Publication number Publication date
WO1980002882A1 (fr) 1980-12-24
FR2459449A1 (fr) 1981-01-09
JPS56500710A (enExample) 1981-05-21
EP0021982A1 (fr) 1981-01-07

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Legal Events

Date Code Title Description
ST Notification of lapse