EP0152186A3 - Corrélateur optique - Google Patents

Corrélateur optique Download PDF

Info

Publication number
EP0152186A3
EP0152186A3 EP85300308A EP85300308A EP0152186A3 EP 0152186 A3 EP0152186 A3 EP 0152186A3 EP 85300308 A EP85300308 A EP 85300308A EP 85300308 A EP85300308 A EP 85300308A EP 0152186 A3 EP0152186 A3 EP 0152186A3
Authority
EP
European Patent Office
Prior art keywords
correlator
spatial light
optical correlator
scene portrayed
archetype
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.)
Withdrawn
Application number
EP85300308A
Other languages
German (de)
English (en)
Other versions
EP0152186A2 (fr
Inventor
Neil Collings
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.)
STC PLC
Original Assignee
STC PLC
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 STC PLC filed Critical STC PLC
Publication of EP0152186A2 publication Critical patent/EP0152186A2/fr
Publication of EP0152186A3 publication Critical patent/EP0152186A3/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06E—OPTICAL COMPUTING DEVICES
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Nonlinear Science (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Holo Graphy (AREA)
  • Gyroscopes (AREA)
EP85300308A 1984-02-07 1985-01-17 Corrélateur optique Withdrawn EP0152186A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB08403227A GB2154092A (en) 1984-02-07 1984-02-07 Optical correlator
GB8403227 1984-02-07

Publications (2)

Publication Number Publication Date
EP0152186A2 EP0152186A2 (fr) 1985-08-21
EP0152186A3 true EP0152186A3 (fr) 1987-08-26

Family

ID=10556226

Family Applications (1)

Application Number Title Priority Date Filing Date
EP85300308A Withdrawn EP0152186A3 (fr) 1984-02-07 1985-01-17 Corrélateur optique

Country Status (3)

Country Link
EP (1) EP0152186A3 (fr)
JP (1) JPS60181877A (fr)
GB (1) GB2154092A (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0182509B1 (fr) * 1984-11-14 1992-04-08 Nortel Networks Corporation Dispositif à deux dimensions pour le traitement optique d'informations
FR2588675A1 (fr) * 1985-10-16 1987-04-17 Thomson Csf Systeme de traitement optique d'images lumineuses
AU616640B2 (en) * 1986-10-17 1991-11-07 Global Holonetics Corporation Transform optical processing system
DE69028577T2 (de) * 1989-06-16 1997-02-06 Seiko Instr Inc Optisches Mustererkennungsgerät
GB9117463D0 (en) * 1991-08-13 1991-09-25 Secr Defence A broadband optical target detector
WO2001053876A1 (fr) * 2000-01-19 2001-07-26 Hamamatsu Photonics K.K. Dispositif d'usinage par laser
CN114503000B (zh) * 2019-10-02 2024-10-18 科格尼菲博有限公司 光学神经元单元及其网络
CN112925184B (zh) * 2021-01-29 2022-07-12 昆明理工大学 基于双声光调制器的全息图像重建方法及重建系统

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3747103A (en) * 1963-04-22 1973-07-17 Singer Co Cross correlator with automatic rotational alignment
EP0058592A1 (fr) * 1981-02-06 1982-08-25 Thomson-Csf Dispositif optique transformateur de Fourier, et corrélateur optique mettant en oeuvre ce dispositif optique transformateur de Fourier
JPS57138616A (en) * 1981-02-20 1982-08-27 Mitsubishi Electric Corp Optical correlation processing device

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3747103A (en) * 1963-04-22 1973-07-17 Singer Co Cross correlator with automatic rotational alignment
EP0058592A1 (fr) * 1981-02-06 1982-08-25 Thomson-Csf Dispositif optique transformateur de Fourier, et corrélateur optique mettant en oeuvre ce dispositif optique transformateur de Fourier
JPS57138616A (en) * 1981-02-20 1982-08-27 Mitsubishi Electric Corp Optical correlation processing device

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
J.W. GOODMAN: "Introduction to fourier optics", 1968, pages 261-267, McGraw-Hill, New York, US *
JOURNAL OF THE OPTICAL SOCIETY OF AMERICA, vol. 56, no. 4, April 1966, page 523, New York, US; E.N. LEITH et al.: "Holographic imagery through diffusing media" *
PATENT ABSTRACTS OF JAPAN, vol. 6, no. 241 (P-158)[1119], 30th November 1982; & JP-A-57 138 616 (MITSUBISHI DENKI K.K.) 27-08-1982 *
PROCEEDINGS OF THE IEEE, vol. 65, no. 1, January 1977, pages 77-84, New York, US; D. CASASENT et al.: "New optical transforms for pattern recognition" *

Also Published As

Publication number Publication date
JPS60181877A (ja) 1985-09-17
GB2154092A (en) 1985-08-29
EP0152186A2 (fr) 1985-08-21

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Inventor name: COLLINGS, NEIL