BE685400A - - Google Patents

Info

Publication number
BE685400A
BE685400A BE685400DA BE685400A BE 685400 A BE685400 A BE 685400A BE 685400D A BE685400D A BE 685400DA BE 685400 A BE685400 A BE 685400A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE685400A publication Critical patent/BE685400A/xx

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03HHOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/04Processes or apparatus for producing holograms
    • G03H1/0402Recording geometries or arrangements
    • G03H1/041Optical element in the object space affecting the object beam, not otherwise provided for
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03HHOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/04Processes or apparatus for producing holograms
    • G03H1/10Processes or apparatus for producing holograms using modulated reference beam
    • G03H1/12Spatial modulation, e.g. ghost imaging
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03HHOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/04Processes or apparatus for producing holograms
    • G03H1/16Processes or apparatus for producing holograms using Fourier transform
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06VIMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00Arrangements for image or video recognition or understanding
    • G06V10/88Image or video recognition using optical means, e.g. reference filters, holographic masks, frequency domain filters or spatial domain filters
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C13/00Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00
    • G11C13/04Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using optical elements ; using other beam accessed elements, e.g. electron or ion beam
    • G11C13/042Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using optical elements ; using other beam accessed elements, e.g. electron or ion beam using information stored in the form of interference pattern
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C15/00Digital stores in which information comprising one or more characteristic parts is written into the store and in which information is read-out by searching for one or more of these characteristic parts, i.e. associative or content-addressed stores
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03HHOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/26Processes or apparatus specially adapted to produce multiple sub- holograms or to obtain images from them, e.g. multicolour technique
    • G03H1/2645Multiplexing processes, e.g. aperture, shift, or wavefront multiplexing
    • G03H2001/2675Phase code multiplexing, wherein the sub-holograms are multiplexed according to spatial modulation of the reference beam

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Holo Graphy (AREA)
  • Character Discrimination (AREA)
BE685400D 1965-08-13 1966-08-11 BE685400A (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB34703/65A GB1143086A (en) 1965-08-13 1965-08-13 Information correlating
GB894566 1966-03-01
US56551966A 1966-07-15 1966-07-15
US4884270A 1970-06-11 1970-06-11

Publications (1)

Publication Number Publication Date
BE685400A true BE685400A (de) 1967-01-16

Family

ID=27447689

Family Applications (1)

Application Number Title Priority Date Filing Date
BE685400D BE685400A (de) 1965-08-13 1966-08-11

Country Status (6)

Country Link
US (2) US3600054A (de)
BE (1) BE685400A (de)
CH (1) CH451571A (de)
FR (1) FR1498508A (de)
GB (1) GB1143086A (de)
NL (1) NL159512B (de)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3614191A (en) * 1968-03-29 1971-10-19 Nippon Electric Co Associative memory employing holography
GB1280457A (en) * 1968-08-06 1972-07-05 Rca Corp Holographic identification system
JPS4935569B1 (de) * 1968-08-16 1974-09-24
US3597045A (en) * 1969-06-30 1971-08-03 Ibm Automatic wafer identification system and method
FR2053562A5 (de) * 1969-07-09 1971-04-16 Thomson Csf
JPS4936333B1 (de) * 1969-12-06 1974-09-30
DE2004263A1 (de) * 1970-01-30 1971-08-05 Philips Patentverwaltung Optisches Vielkanalsystem fur die Zeichenerkennung
US3743422A (en) * 1970-06-18 1973-07-03 Westinghouse Electric Corp Optical image processor
JPS5231696B1 (de) * 1971-01-20 1977-08-16
JPS5411653B2 (de) * 1972-01-27 1979-05-16
BE794494A (de) * 1972-03-24 1974-08-05
JPS5343300B2 (de) * 1972-11-02 1978-11-18
US3984671A (en) * 1974-08-30 1976-10-05 Nasa Optical process for producing classification maps from multispectral data
US3995146A (en) * 1975-08-11 1976-11-30 Rca Corporation Detection system for spatially-distributed set of radiation beams manifesting multibit binary code
DE2546007B2 (de) * 1975-10-14 1977-12-29 Siemens AG, 1000 Berlin und 8000 München Faelschungssichere ausweiskarte und verfahren zu ihrer herstellung
US4750153A (en) * 1985-10-11 1988-06-07 Hughes Aircraft Company Associative holographic memory apparatus employing phase conjugate mirrors and a two-wave mixing contra-directional coherent image amplifier
US4739496A (en) * 1985-10-11 1988-04-19 Hughes Aircraft Company Associative holographic memory apparatus employing phase conjugate mirrors
GB8615908D0 (en) * 1986-06-30 1986-08-06 Hugle W B Integrated circuits
US5159474A (en) * 1986-10-17 1992-10-27 E. I. Du Pont De Nemours And Company Transform optical processing system
US5078501A (en) * 1986-10-17 1992-01-07 E. I. Du Pont De Nemours And Company Method and apparatus for optically evaluating the conformance of unknown objects to predetermined characteristics
US4932741A (en) * 1988-07-20 1990-06-12 Grumman Aerospace Corporation Optical correlator system
DE3840037C2 (de) * 1988-11-24 1998-09-03 Matthiesen Miriam Informationsträger für Sicherheitszwecke und deren Verwendung sowie System zum Auslesen des Inhalts eines Informationsträgers
DE4030493A1 (de) * 1990-09-26 1992-04-02 Gao Ges Automation Org Mehrschichtiger datentraeger und verfahren zu seiner herstellung
US5465238A (en) * 1991-12-30 1995-11-07 Information Optics Corporation Optical random access memory having multiple state data spots for extended storage capacity
DE4200746A1 (de) * 1992-01-14 1993-07-15 Inform Vertriebsgesellschaft F Maschinenlesbarer ausweis und lesegeraet hierfuer
US5923465A (en) * 1994-10-28 1999-07-13 Marc J. Byrd System for scanning confocal image reconstruction from coherent recordings
IL125210A (en) * 1998-07-05 2003-03-12 Mvt Multi Vision Technologies Computerized method for creating a multi-image print
US20090209031A1 (en) * 2006-01-26 2009-08-20 Tyco Healthcare Group Lp Medical device package
US9509956B2 (en) * 2011-11-07 2016-11-29 The Regents Of The University Of Colorado, A Body Corporate High-speed wavefront optimization
US11409238B2 (en) 2017-11-30 2022-08-09 Google Llc Systems, devices, and methods for aperture-free hologram recording

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3296594A (en) * 1963-06-14 1967-01-03 Polaroid Corp Optical associative memory

Also Published As

Publication number Publication date
DE1524413B2 (de) 1972-07-13
DE1524413A1 (de) 1970-07-30
NL6611031A (de) 1967-02-14
FR1498508A (fr) 1967-10-20
NL159512B (nl) 1979-02-15
US3764979A (en) 1973-10-09
GB1143086A (en) 1969-02-19
US3600054A (en) 1971-08-17
CH451571A (de) 1968-05-15

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