FR2337894A1 - Procede et dispositif pour le filtrage lineaire de signaux bidimensionnels - Google Patents

Procede et dispositif pour le filtrage lineaire de signaux bidimensionnels

Info

Publication number
FR2337894A1
FR2337894A1 FR7700353A FR7700353A FR2337894A1 FR 2337894 A1 FR2337894 A1 FR 2337894A1 FR 7700353 A FR7700353 A FR 7700353A FR 7700353 A FR7700353 A FR 7700353A FR 2337894 A1 FR2337894 A1 FR 2337894A1
Authority
FR
France
Prior art keywords
bidimensional
signals
linear filtering
filtering
linear
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.)
Granted
Application number
FR7700353A
Other languages
English (en)
Other versions
FR2337894B1 (fr
Inventor
Ronald Jan Geluk
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.)
Optische Industrie de Oude Delft NV
Original Assignee
Optische Industrie de Oude Delft NV
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 Optische Industrie de Oude Delft NV filed Critical Optische Industrie de Oude Delft NV
Publication of FR2337894A1 publication Critical patent/FR2337894A1/fr
Application granted granted Critical
Publication of FR2337894B1 publication Critical patent/FR2337894B1/fr
Granted legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/08Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
    • G02B26/10Scanning systems
    • G02B26/103Scanning systems having movable or deformable optical fibres, light guides or waveguides as scanning elements
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/58Optics for apodization or superresolution; Optical synthetic aperture systems
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06EOPTICAL COMPUTING DEVICES; COMPUTING DEVICES USING OTHER RADIATIONS WITH SIMILAR PROPERTIES
    • G06E3/00Devices not provided for in group G06E1/00, e.g. for processing analogue or hybrid data
    • G06E3/001Analogue devices in which mathematical operations are carried out with the aid of optical or electro-optical elements
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Multimedia (AREA)
  • Nonlinear Science (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Closed-Circuit Television Systems (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
  • Image-Pickup Tubes, Image-Amplification Tubes, And Storage Tubes (AREA)
  • Microscoopes, Condenser (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
FR7700353A 1976-01-08 1977-01-07 Procede et dispositif pour le filtrage lineaire de signaux bidimensionnels Granted FR2337894A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7600155A NL7600155A (nl) 1976-01-08 1976-01-08 Werkwijze en inrichting voor het aftasten van een beeld middels een synthetische apertuur.

Publications (2)

Publication Number Publication Date
FR2337894A1 true FR2337894A1 (fr) 1977-08-05
FR2337894B1 FR2337894B1 (fr) 1983-09-30

Family

ID=19825412

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7700353A Granted FR2337894A1 (fr) 1976-01-08 1977-01-07 Procede et dispositif pour le filtrage lineaire de signaux bidimensionnels

Country Status (8)

Country Link
US (1) US4097898A (fr)
JP (2) JPS5286346A (fr)
CA (1) CA1084847A (fr)
DE (1) DE2659427C2 (fr)
FR (1) FR2337894A1 (fr)
GB (1) GB1562331A (fr)
IL (1) IL51193A (fr)
NL (1) NL7600155A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0067363A1 (fr) * 1981-06-17 1982-12-22 Mita Industrial Co. Ltd. Déflecteur de lumière

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52111312A (en) * 1976-03-15 1977-09-19 Masayoshi Akisada Recording device for high speed transient phenomens
NL7613502A (nl) * 1976-12-03 1978-06-06 Optische Ind De Oude Delft Nv Synthetische apertuuraftastinrichting voor het decoderen van een gecodeerd, door kortgolvige straling, zoals roentgenstraling gevormd beeld.
NL7804881A (nl) * 1978-05-05 1979-11-07 Optische Ind De Oude Delft Nv Werkwijze en inrichting voor het elektro-optisch convo- lueren van een eendimensionaal signaal.
US4503388A (en) * 1982-10-18 1985-03-05 Litton Systems, Inc. Acousto-optic signal detection system
DE19606603A1 (de) * 1996-02-22 1997-08-28 Beck Bernhard Verfahren zur Ausfiltrierung der intensivsten Strahlungserscheinung auf einer bestimmten Fläche innerhalb einer bestimmten Zeit
US7321397B2 (en) * 2003-09-10 2008-01-22 Gennum Corporation Composite color frame identifier system and method

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2205504A (en) * 1935-04-04 1940-06-25 urtel
US2905757A (en) * 1954-02-03 1959-09-22 Emi Ltd Light correcting apparatus for electron pick-up tubes
US3149968A (en) * 1960-12-21 1964-09-22 Lloyd D Stephens Apparatus for correcting sensitivity variations in photomultiplier tubes
US3288240A (en) * 1964-07-29 1966-11-29 Richard M Franzel Automatic stability control means for towed vehicles
DE6602159U (de) * 1967-05-03 1969-04-30 Messerschmitt Boelkow Blohm Einrichtung zur bildverbesserung fuer fernsehaufnahmekameras
US3609235A (en) * 1969-10-16 1971-09-28 Zenith Radio Corp Mask compensation for matrixed-element flat-panel television display
US3775559A (en) * 1970-11-12 1973-11-27 Xerox Corp Aperture designs for facsimile scanning apparatus
US3987243A (en) * 1975-11-03 1976-10-19 Sanders Associates, Inc. Image enhancement method and apparatus

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0067363A1 (fr) * 1981-06-17 1982-12-22 Mita Industrial Co. Ltd. Déflecteur de lumière
US4550985A (en) * 1981-06-17 1985-11-05 Mita Industrial Co., Ltd. Light deflector

Also Published As

Publication number Publication date
JPS5286346A (en) 1977-07-18
GB1562331A (en) 1980-03-12
NL7600155A (nl) 1977-07-12
JPS6210726Y2 (fr) 1987-03-13
IL51193A0 (en) 1977-02-28
US4097898A (en) 1978-06-27
IL51193A (en) 1979-12-30
JPS56104710U (fr) 1981-08-15
DE2659427A1 (de) 1977-07-14
CA1084847A (fr) 1980-09-02
FR2337894B1 (fr) 1983-09-30
DE2659427C2 (de) 1984-12-13

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Legal Events

Date Code Title Description
ST Notification of lapse