DE69033058D1 - Anordnung zur optischen Korrelation - Google Patents

Anordnung zur optischen Korrelation

Info

Publication number
DE69033058D1
DE69033058D1 DE69033058T DE69033058T DE69033058D1 DE 69033058 D1 DE69033058 D1 DE 69033058D1 DE 69033058 T DE69033058 T DE 69033058T DE 69033058 T DE69033058 T DE 69033058T DE 69033058 D1 DE69033058 D1 DE 69033058D1
Authority
DE
Germany
Prior art keywords
arrangement
optical correlation
correlation
optical
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
DE69033058T
Other languages
English (en)
Other versions
DE69033058T2 (de
Inventor
Tadao Iwaki
Yasuyuki Mitsuoka
Shuhei Yamamoto
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.)
Seiko Instruments Inc
Original Assignee
Seiko Instruments Inc
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 Seiko Instruments Inc filed Critical Seiko Instruments Inc
Publication of DE69033058D1 publication Critical patent/DE69033058D1/de
Application granted granted Critical
Publication of DE69033058T2 publication Critical patent/DE69033058T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/26—Processes or apparatus specially adapted to produce multiple sub- holograms or to obtain images from them, e.g. multicolour technique
    • 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
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/04—Processes or apparatus for producing holograms
    • G03H1/16—Processes or apparatus for producing holograms using Fourier transform
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/22—Processes or apparatus for obtaining an optical image from holograms
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/22—Processes or apparatus for obtaining an optical image from holograms
    • G03H1/2294—Addressing the hologram to an active spatial light modulator
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/0005—Adaptation of holography to specific applications
    • G03H2001/0066—Adaptation of holography to specific applications for wavefront matching wherein the hologram is arranged to convert a predetermined wavefront into a comprehensive wave, e.g. associative memory
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/02—Details of features involved during the holographic process; Replication of holograms without interference recording
    • G03H2001/0208—Individual components other than the hologram
    • G03H2001/0224—Active addressable light modulator, i.e. Spatial Light Modulator [SLM]
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2225/00—Active addressable light modulator
    • G03H2225/20—Nature, e.g. e-beam addressed
    • G03H2225/25—Optically addressed SLM [OA-SLM]

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Nonlinear Science (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
  • Holo Graphy (AREA)
DE69033058T 1989-06-28 1990-06-28 Anordnung zur optischen Korrelation Expired - Fee Related DE69033058T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP16625489 1989-06-28
JP20748389 1989-08-10
JP9288390 1990-04-06
JP9288290 1990-04-06

Publications (2)

Publication Number Publication Date
DE69033058D1 true DE69033058D1 (de) 1999-05-20
DE69033058T2 DE69033058T2 (de) 1999-08-05

Family

ID=27468081

Family Applications (3)

Application Number Title Priority Date Filing Date
DE69023820T Expired - Fee Related DE69023820T2 (de) 1989-06-28 1990-06-28 Holographisches optisches Gerät.
DE69023350T Expired - Fee Related DE69023350T2 (de) 1989-06-28 1990-06-28 Anordnung zur optischen Verbindung.
DE69033058T Expired - Fee Related DE69033058T2 (de) 1989-06-28 1990-06-28 Anordnung zur optischen Korrelation

Family Applications Before (2)

Application Number Title Priority Date Filing Date
DE69023820T Expired - Fee Related DE69023820T2 (de) 1989-06-28 1990-06-28 Holographisches optisches Gerät.
DE69023350T Expired - Fee Related DE69023350T2 (de) 1989-06-28 1990-06-28 Anordnung zur optischen Verbindung.

Country Status (5)

Country Link
EP (3) EP0518449B1 (de)
JP (1) JP2913323B2 (de)
KR (1) KR910001495A (de)
CA (1) CA2020095A1 (de)
DE (3) DE69023820T2 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2762808B2 (ja) * 1991-01-09 1998-06-04 松下電器産業株式会社 空間光変調素子および投写型ディスプレイ装置
JPH04328529A (ja) * 1991-04-26 1992-11-17 Takayama:Kk データ処理装置
US5287431A (en) * 1991-04-26 1994-02-15 Yozan, Inc. Neural network using liquid crystal for threshold and amplifiers for weights
GB9203239D0 (en) 1992-02-14 1992-04-01 Imperial College Holographic imaging
GB9419757D0 (en) * 1994-09-30 1994-11-16 Lynxvale Ltd Wavelength selective filter and laser including it
GB9510200D0 (en) * 1995-05-19 1995-07-12 Imperial College Holographic imaging
US5790691A (en) * 1996-03-12 1998-08-04 The Regents Of The University Of Colorado Method and apparatus for robust shape detection using a hit/miss transform
JP6210549B2 (ja) * 2011-05-31 2017-10-11 国立大学法人豊橋技術科学大学 像撮影方法、像撮影再生方法、空間光変調器、像再生装置及びデジタルホログラム形成装置。
KR102176583B1 (ko) 2013-12-09 2020-11-09 삼성전자주식회사 홀로그래피 3차원 영상 표시 장치 및 방법
CN109716209A (zh) * 2016-07-25 2019-05-03 奥普托图尼股份公司 使用多稳态状态以增强图像的分辨率的光学设备
CN112947023B (zh) * 2021-02-03 2022-06-21 昆明理工大学 一种光学扫描全息三维物体实时识别系统及方法
WO2022176554A1 (ja) * 2021-02-18 2022-08-25 株式会社フジクラ 光演算装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3744879A (en) * 1971-10-26 1973-07-10 Hughes Aircraft Co Liquid crystal optical processor
FR2160317B1 (de) * 1971-11-19 1974-09-06 Thomson Csf
US3779631A (en) * 1971-12-27 1973-12-18 Bendix Corp Optical correlator having a dye amplifier for amplifying correlating portions of signals
US4052119A (en) * 1976-03-29 1977-10-04 Rca Corporation Crystals for recording phase holograms
US4842376A (en) * 1985-07-25 1989-06-27 Hughes Aircraft Company Double-schottky diode liquid crystal light valve
GB2181263B (en) * 1985-10-02 1989-09-27 Stc Plc Optical storage medium
US4715683A (en) * 1986-11-10 1987-12-29 The United States Of America As Represented By The Secretary Of The Army Modified liquid crystal television as a spatial light modulator
US4832447A (en) * 1987-12-04 1989-05-23 Board Of Trustees Operating Michigan State University Joint transform image correlation using a nonlinear spatial light modulator at the fourier plane

Also Published As

Publication number Publication date
DE69023820T2 (de) 1996-03-28
KR910001495A (ko) 1991-01-31
EP0517344A1 (de) 1992-12-09
EP0518449B1 (de) 1995-11-02
EP0518449A1 (de) 1992-12-16
EP0405974A2 (de) 1991-01-02
EP0517344B1 (de) 1999-04-14
DE69023820D1 (de) 1996-01-11
DE69023350T2 (de) 1996-03-21
DE69033058T2 (de) 1999-08-05
CA2020095A1 (en) 1990-12-29
JPH0418587A (ja) 1992-01-22
JP2913323B2 (ja) 1999-06-28
EP0405974A3 (en) 1992-06-17
DE69023350D1 (de) 1995-12-07
EP0405974B1 (de) 1995-11-29

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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