FR2480547A1 - Circuit numerique de mesure d'effets d'ombrage et d'erreurs de calage dans des cameras de television - Google Patents

Circuit numerique de mesure d'effets d'ombrage et d'erreurs de calage dans des cameras de television Download PDF

Info

Publication number
FR2480547A1
FR2480547A1 FR8107219A FR8107219A FR2480547A1 FR 2480547 A1 FR2480547 A1 FR 2480547A1 FR 8107219 A FR8107219 A FR 8107219A FR 8107219 A FR8107219 A FR 8107219A FR 2480547 A1 FR2480547 A1 FR 2480547A1
Authority
FR
France
Prior art keywords
data
horizontal
vertical
devices
signal
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
FR8107219A
Other languages
English (en)
French (fr)
Other versions
FR2480547B1 (enExample
Inventor
Karl H Griesshaber
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.)
Ampex Corp
Original Assignee
Ampex 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 Ampex Corp filed Critical Ampex Corp
Publication of FR2480547A1 publication Critical patent/FR2480547A1/fr
Application granted granted Critical
Publication of FR2480547B1 publication Critical patent/FR2480547B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/10—Cameras or camera modules comprising electronic image sensors; Control thereof for generating image signals from different wavelengths
    • H04N23/13—Cameras or camera modules comprising electronic image sensors; Control thereof for generating image signals from different wavelengths with multiple sensors
    • H04N23/15—Image signal generation with circuitry for avoiding or correcting image misregistration
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/80—Camera processing pipelines; Components thereof
    • H04N23/81—Camera processing pipelines; Components thereof for suppressing or minimising disturbance in the image signal generation

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
  • Picture Signal Circuits (AREA)
  • Color Television Image Signal Generators (AREA)
FR8107219A 1980-04-11 1981-04-10 Circuit numerique de mesure d'effets d'ombrage et d'erreurs de calage dans des cameras de television Granted FR2480547A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/139,604 US4326219A (en) 1980-04-11 1980-04-11 Digital error measuring circuit for shading and registration errors in television cameras

Publications (2)

Publication Number Publication Date
FR2480547A1 true FR2480547A1 (fr) 1981-10-16
FR2480547B1 FR2480547B1 (enExample) 1984-12-21

Family

ID=22487471

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8107219A Granted FR2480547A1 (fr) 1980-04-11 1981-04-10 Circuit numerique de mesure d'effets d'ombrage et d'erreurs de calage dans des cameras de television

Country Status (10)

Country Link
US (1) US4326219A (enExample)
JP (1) JPS5713866A (enExample)
BE (1) BE888388A (enExample)
CA (1) CA1162295A (enExample)
DE (1) DE3114889C2 (enExample)
FR (1) FR2480547A1 (enExample)
GB (1) GB2074416B (enExample)
HK (1) HK50689A (enExample)
IT (1) IT1142801B (enExample)
NL (1) NL8101778A (enExample)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2476952A1 (fr) * 1980-02-26 1981-08-28 Thomson Csf Generateur de signaux de base et de signaux de test de television et systeme comportant un tel dispositif
US4309723A (en) * 1980-04-14 1982-01-05 Ampex Corporation Apparatus and method for registration and shading of color television cameras
US4414573A (en) * 1981-04-08 1983-11-08 Ampex Corporation Pattern recognition circuit for reliably distinguishing between different portions of a diascope pattern during video camera setup
US4491868A (en) * 1981-05-06 1985-01-01 Inspection Technology Inc. Video image compensator for inspection apparatus
JPS57182977U (enExample) * 1981-05-18 1982-11-19
US4459614A (en) * 1981-12-24 1984-07-10 Ampex Corporation Rotation-free electrical focussing circuit for television image tubes
NL8200234A (nl) * 1982-01-22 1983-08-16 Philips Nv Afregelsysteem voor een televisiekamera.
US4507683A (en) * 1982-04-02 1985-03-26 Ampex Corporation Camera status and diagnostics display system
US4500916A (en) * 1982-04-05 1985-02-19 Panavision, Inc. Automatic on-air registration system and method for color TV camera
FR2525843B1 (fr) * 1982-04-23 1986-06-27 Thomson Csf Dispositif de commande de correction et systeme d'etablissement automatique de donnees de correction d'une camera de television
JPS58223984A (ja) * 1982-06-23 1983-12-26 Hitachi Ltd カラ−テレビジヨンカメラ
GB2132057B (en) * 1982-09-09 1986-04-23 Link Electronics Ltd Electro-optical image correction
JPS59210767A (ja) * 1983-05-13 1984-11-29 Konishiroku Photo Ind Co Ltd 画像記録装置
US4599640A (en) * 1984-02-29 1986-07-08 Rca Corporation Television camera with multiplexed A-D converter
JPS6146681A (ja) * 1984-08-11 1986-03-06 Matsushita Electric Ind Co Ltd 映像信号の記録再生方法
FR2570236B1 (fr) * 1984-09-07 1986-11-21 Thomson Csf Dispositif de correction des defauts d'uniformite induits dans les signaux issus d'une camera de television par les variations de vitesse d'analyse
DE3512631A1 (de) * 1985-04-06 1986-10-09 Robert Bosch Gmbh, 7000 Stuttgart Verfahren zur erzeugung von korrektursignalen fuer die raster- und/oder bildabschattungskorrektur
DE3565020D1 (en) * 1985-04-29 1988-10-20 Glonner Electronic Gmbh Circuit for generating a video signal representing a measured value
US4695892A (en) * 1986-06-27 1987-09-22 The United States Of America As Represented By The Secretary Of The Army Method for determining the angular dimensions of a scene recorded by a video system
CA1278185C (en) * 1986-08-25 1990-12-27 F. David E. Corley Camera alignment device
JPS63232579A (ja) * 1987-03-19 1988-09-28 Mitsubishi Electric Corp 固体撮像装置
US5033015A (en) * 1988-08-12 1991-07-16 Hughes Aircraft Company Automated system for testing an imaging sensor
WO1990001747A1 (en) * 1988-08-12 1990-02-22 Hughes Aircraft Company Automated system for testing an imaging sensor
EP0449875B1 (en) * 1988-12-23 1993-06-09 Rank Cintel Limited Compensation of losses and defects in telecine devices
JP2841301B2 (ja) * 1989-04-28 1998-12-24 池上通信機株式会社 カラーテレビカメラの色補正装置
US4963984A (en) * 1989-05-10 1990-10-16 Eastman Kodak Company Optical projection camera alignment system and method
FR2657208B1 (fr) * 1990-01-16 1992-04-10 Thomson Consumer Electronics Procede et dispositif de correction automatique de geometrie, de superposition de couleurs et d'uniformite d'image pour camera de television.
US5051827A (en) * 1990-01-29 1991-09-24 The Grass Valley Group, Inc. Television signal encoder/decoder configuration control
US5157497A (en) * 1991-02-25 1992-10-20 Matsushita Electric Industrial Co., Ltd. Method and apparatus for detecting and compensating for white shading errors in a digitized video signal
GB2256999B (en) * 1991-06-21 1995-05-31 Sony Broadcast & Communication Video image capture apparatus
GB2267009B (en) * 1992-05-06 1995-10-25 Sony Broadcast & Communication Testing video equipment
US5371538A (en) * 1992-07-30 1994-12-06 Eastman Kodak Company Method for adjusting the pedestal of an electronic imaging system
US6118482A (en) * 1997-12-08 2000-09-12 Intel Corporation Method and apparatus for electrical test of CMOS pixel sensor arrays
US6768509B1 (en) * 2000-06-12 2004-07-27 Intel Corporation Method and apparatus for determining points of interest on an image of a camera calibration object
US6807232B2 (en) * 2000-12-21 2004-10-19 National Instruments Corporation System and method for multiplexing synchronous digital data streams
EP1648181A1 (en) * 2004-10-12 2006-04-19 Dialog Semiconductor GmbH A multiple frame grabber
KR100728818B1 (ko) * 2006-03-03 2007-06-19 주식회사 대우일렉트로닉스 광 정보 검출 방법, 광 정보 검출기 및 데이터 샘플링 방법

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2386026A1 (fr) * 1977-04-02 1978-10-27 Messerschmitt Boelkow Blohm Dispositif pour corriger les signaux transformes sous forme numerique d'un convertisseur d'image photoelectrique
WO1979000717A1 (en) * 1978-03-06 1979-10-04 Rca Corp Automatic setup system for television cameras

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4141040A (en) * 1977-10-11 1979-02-20 Rca Corporation Video signal amplitude registration system
US4285004A (en) * 1980-02-25 1981-08-18 Ampex Corporation Total raster error correction apparatus and method for the automatic set up of television cameras and the like

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2386026A1 (fr) * 1977-04-02 1978-10-27 Messerschmitt Boelkow Blohm Dispositif pour corriger les signaux transformes sous forme numerique d'un convertisseur d'image photoelectrique
WO1979000717A1 (en) * 1978-03-06 1979-10-04 Rca Corp Automatic setup system for television cameras

Also Published As

Publication number Publication date
GB2074416A (en) 1981-10-28
GB2074416B (en) 1984-05-16
US4326219A (en) 1982-04-20
JPH0311150B2 (enExample) 1991-02-15
JPS5713866A (en) 1982-01-23
IT8148256A0 (it) 1981-04-10
CA1162295A (en) 1984-02-14
DE3114889C2 (de) 1983-07-28
BE888388A (fr) 1981-07-31
IT1142801B (it) 1986-10-15
DE3114889A1 (de) 1982-04-15
FR2480547B1 (enExample) 1984-12-21
HK50689A (en) 1989-06-30
NL8101778A (nl) 1981-11-02

Similar Documents

Publication Publication Date Title
FR2480547A1 (fr) Circuit numerique de mesure d'effets d'ombrage et d'erreurs de calage dans des cameras de television
FR2476954A1 (enExample)
EP3414896B1 (en) Combined hdr/ldr video streaming
FR2480544A1 (fr) Circuit pour realiser une interpolation entre des valeurs prises dans deux rangees de donnees
CA1159137A (fr) Dispositif de transmission de donnees entre des dispositifs d'acquisition de donnees sismiques et un dispositif d'enregistrement
FR2461405A1 (fr) Systeme de codage et de decodage d'un signal visiophonique numerique
FR2594281A1 (fr) Appareil d'estimation du bruit dans des signaux ayant des intervalles redondants
FR2475341A1 (fr) Procede et appareil de dephasage a action rapide, destines a etre utilises dans des systemes d'echantillonnage numerique
FR2475339A1 (fr) Appareil et procede d'enregistrement et de reproduction numerique
FR2468268A1 (fr) Procede et appareil de traitement de signaux d'images en couleurs
FR2475342A1 (fr) Appareil destine a realiser une compensation de defauts dans des systemes d'enregistrement et de reproduction
FR2493649A1 (fr) Dispositif convertisseur de balayage
FR2614488A1 (fr) Camera de television en couleur a plusieurs tubes possedant un systeme de reglage automatique de la coincidence
FR2535561A1 (fr) Systeme de traitement de signaux video
EP0294282B1 (fr) Procédé d'interpolation temporelle d'images et dispositif pour la mise en oeuvre de ce procédé
FR2500245A1 (fr) Systeme de traitement de signaux echantillonnes de television, systeme de transmission de signaux numeriques de television en couleur, procede de transcodage et recepteur de signaux numeriques de television
FR2475320A1 (fr) Appareil de decodage de signaux numeriques a modulation par impulsions codees a haute frequence
EP0235002B1 (fr) Senseur opto-électronique à transfert de charges
EP0022405A1 (fr) Dispositif de numérisation des signaux vidéofréquence de télévision et équipement de transmission comportant un tel dispositif
EP0393763A1 (fr) Procédé de correction des dispersions des décalages présentés par les détecteurs photoélectriques et dispositif de correction utilisant un tel procédé
FR2475340A1 (fr) Circuit de controle de parite destine a etre utilise dans un appareil d'enregistrement et de reproduction a modulation par impulsions codees, a cellules a bits multiples
EP0098197A1 (fr) Système de télévision à haute définition
FR2523790A1 (fr) Dispositif et appareil de saisie selective de signaux notamment de television en vue de leur caracterisation par un calculateur numerique
EP0127525A1 (fr) Procédé et dispositif de codage à faible coût en débit de données pour systèmes de télévision à rafraîchissement conditionnel
FR2480055A1 (fr) Appareil et procede pour la correction d'erreurs de dephasage de la salve de reference, notamment dans le systeme de television pal

Legal Events

Date Code Title Description
ST Notification of lapse