DE68914625D1 - Kompakter optischer korrelator mit einer einzigen platte. - Google Patents

Kompakter optischer korrelator mit einer einzigen platte.

Info

Publication number
DE68914625D1
DE68914625D1 DE68914625T DE68914625T DE68914625D1 DE 68914625 D1 DE68914625 D1 DE 68914625D1 DE 68914625 T DE68914625 T DE 68914625T DE 68914625 T DE68914625 T DE 68914625T DE 68914625 D1 DE68914625 D1 DE 68914625D1
Authority
DE
Germany
Prior art keywords
single plate
compact optical
optical correlator
correlator
compact
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 - Fee Related
Application number
DE68914625T
Other languages
English (en)
Other versions
DE68914625T2 (de
Inventor
John Fine
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.)
Grumman Corp
Original Assignee
Grumman Aerospace Corp
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 Grumman Aerospace Corp filed Critical Grumman Aerospace Corp
Publication of DE68914625D1 publication Critical patent/DE68914625D1/de
Application granted granted Critical
Publication of DE68914625T2 publication Critical patent/DE68914625T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06E3/005—Analogue devices in which mathematical operations are carried out with the aid of optical or electro-optical elements using electro-optical or opto-electronic means
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Mathematical Physics (AREA)
  • Nonlinear Science (AREA)
  • Optics & Photonics (AREA)
  • Holo Graphy (AREA)
DE68914625T 1988-05-31 1989-05-17 Kompakter optischer korrelator mit einer einzigen platte. Expired - Fee Related DE68914625T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/200,600 US4903314A (en) 1988-05-31 1988-05-31 Single plate compact optical correlator
PCT/US1989/002145 WO1989012284A1 (en) 1988-05-31 1989-05-17 Single plate compact optical correlator

Publications (2)

Publication Number Publication Date
DE68914625D1 true DE68914625D1 (de) 1994-05-19
DE68914625T2 DE68914625T2 (de) 1994-11-17

Family

ID=22742391

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68914625T Expired - Fee Related DE68914625T2 (de) 1988-05-31 1989-05-17 Kompakter optischer korrelator mit einer einzigen platte.

Country Status (6)

Country Link
US (1) US4903314A (de)
EP (1) EP0375765B1 (de)
JP (1) JPH03500694A (de)
CA (1) CA1319036C (de)
DE (1) DE68914625T2 (de)
WO (1) WO1989012284A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5111314A (en) * 1990-08-09 1992-05-05 Grumman Aerospace Corporation Optical correlator interconnect for optical computer
US5148496A (en) * 1990-12-24 1992-09-15 Litton Systems, Inc. Optical correlator with symmetric reflective optics
EP0500315B1 (de) * 1991-02-18 1999-07-21 Sumitomo Cement Co. Ltd. Verfahren zur optischen Erkennung und Klassifikation von Mustern
US5138489A (en) * 1991-06-10 1992-08-11 Bell Communiations Research, Inc. Spatially incoherent holographic correlator
JP3451264B2 (ja) * 1992-08-13 2003-09-29 ノースロップ グラマン コーポレイション 空間統合スライド画像光相関器

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3427586A (en) * 1965-04-29 1969-02-11 Ibm Fresnel correlation technique
US3492469A (en) * 1966-09-12 1970-01-27 Pan American Petroleum Corp Optical system for auto-correlating and auto-convolving recorded signals
US3624605A (en) * 1968-12-13 1971-11-30 Honeywell Inc Optical character recognition system and method
US3636512A (en) * 1970-02-04 1972-01-18 Hercules Inc Optical symbol recognition system
US3669521A (en) * 1971-01-04 1972-06-13 Ibm Time sensed static beam holographic storage system
FR2122007A5 (de) * 1971-01-14 1972-08-25 Thomson Csf
DE2123833A1 (de) * 1971-05-13 1972-11-23 Siemens AG, 1000 Berlin u. 8000 München Kohärent optischer Vielkanalkorrelator
US3779492A (en) * 1971-10-18 1973-12-18 Grumman Aerospace Corp Automatic target recognition system
US3768907A (en) * 1972-07-17 1973-10-30 Us Navy Scanning aperture partially coherent optical correlator
US4277137A (en) * 1978-10-06 1981-07-07 The United States Of America As Represented By The Secretary Of The Army Coherent optical correlator
FR2468947A1 (fr) * 1979-11-05 1981-05-08 Thomson Csf Systeme de correlation optique en temps reel
DE2946442C2 (de) * 1979-11-17 1984-02-23 Philips Patentverwaltung Gmbh, 2000 Hamburg Verfahren und Vorrichtung zur Rekonstruktion von Schichtbildern eines dreidimensionalen Objektes mit Hilfe einer veränderbaren Abbildungsmatrix
FR2492116A1 (fr) * 1980-10-10 1982-04-16 Thomson Csf Jonction optique hybride et application a un dispositif interferometrique en anneau
US4490849A (en) * 1982-03-04 1984-12-25 Grumman Aerospace Corporation Correlation plane recognition processor
US4468084A (en) * 1982-11-22 1984-08-28 Honeywell Inc. Integrated optical time integrating correlator

Also Published As

Publication number Publication date
EP0375765A1 (de) 1990-07-04
JPH03500694A (ja) 1991-02-14
CA1319036C (en) 1993-06-15
EP0375765A4 (en) 1991-09-18
US4903314A (en) 1990-02-20
EP0375765B1 (de) 1994-04-13
WO1989012284A1 (en) 1989-12-14
DE68914625T2 (de) 1994-11-17

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee