FR2480543B1 - Dispositif et procede pour corriger des erreurs spatiales et de masquage apparaissant dans une image de television - Google Patents

Dispositif et procede pour corriger des erreurs spatiales et de masquage apparaissant dans une image de television

Info

Publication number
FR2480543B1
FR2480543B1 FR8107355A FR8107355A FR2480543B1 FR 2480543 B1 FR2480543 B1 FR 2480543B1 FR 8107355 A FR8107355 A FR 8107355A FR 8107355 A FR8107355 A FR 8107355A FR 2480543 B1 FR2480543 B1 FR 2480543B1
Authority
FR
France
Prior art keywords
television image
errors appearing
correcting spatial
masking errors
masking
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
Application number
FR8107355A
Other languages
English (en)
French (fr)
Other versions
FR2480543A1 (fr
Inventor
John O Ryan
Joseph L Corkery
Edward P Sudyka
Gerow D Brill
Anne M Reagan
James R Holzgrafe
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 FR2480543A1 publication Critical patent/FR2480543A1/fr
Application granted granted Critical
Publication of FR2480543B1 publication Critical patent/FR2480543B1/fr
Expired 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
    • H04N23/80—Camera processing pipelines; Components thereof
    • H04N23/81—Camera processing pipelines; Components thereof for suppressing or minimising disturbance in the image signal generation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
    • H04N25/60—Noise processing, e.g. detecting, correcting, reducing or removing noise
    • H04N25/61—Noise processing, e.g. detecting, correcting, reducing or removing noise the noise originating only from the lens unit, e.g. flare, shading, vignetting or "cos4"

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Picture Signal Circuits (AREA)
  • Color Television Image Signal Generators (AREA)
  • Position Input By Displaying (AREA)
  • Controls And Circuits For Display Device (AREA)
FR8107355A 1980-04-14 1981-04-13 Dispositif et procede pour corriger des erreurs spatiales et de masquage apparaissant dans une image de television Expired FR2480543B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/140,281 US4309723A (en) 1980-04-14 1980-04-14 Apparatus and method for registration and shading of color television cameras

Publications (2)

Publication Number Publication Date
FR2480543A1 FR2480543A1 (fr) 1981-10-16
FR2480543B1 true FR2480543B1 (fr) 1986-06-13

Family

ID=22490545

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8107355A Expired FR2480543B1 (fr) 1980-04-14 1981-04-13 Dispositif et procede pour corriger des erreurs spatiales et de masquage apparaissant dans une image de television

Country Status (10)

Country Link
US (1) US4309723A (forum.php)
JP (1) JPS56162573A (forum.php)
BE (1) BE888386A (forum.php)
CA (1) CA1165863A (forum.php)
DE (1) DE3114888C2 (forum.php)
FR (1) FR2480543B1 (forum.php)
GB (1) GB2073993B (forum.php)
HK (1) HK52789A (forum.php)
IT (1) IT1170889B (forum.php)
NL (1) NL8101779A (forum.php)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2514220A1 (fr) * 1981-10-02 1983-04-08 Thomson Csf Dispositif de correction spatiale pour analyseur d'images
GB8306339D0 (en) * 1982-03-19 1983-04-13 Quantel Ltd Video processing systems
EP0104019B1 (en) * 1982-09-09 1986-11-26 Link Electronics Limited Image correction
JPS6178294A (ja) * 1984-09-25 1986-04-21 Sony Corp デイジタルコンバ−ジエンス補正装置
FR2579051B1 (fr) * 1985-03-15 1988-06-24 Loire Electronique Dispositif de reglage de convergence pour videoprojecteur
SE452386B (sv) * 1985-10-07 1987-11-23 Hasselblad Ab Victor Anordning vid apparater for astadkommande av en elektrisk signal representerande en bild
GB2194117B (en) * 1986-08-14 1991-05-01 Canon Kk Image processing apparatus
KR100188897B1 (ko) * 1990-01-31 1999-06-01 이데이 노부유끼 고체촬상장치의 화상결합보정회로
US5450500A (en) * 1993-04-09 1995-09-12 Pandora International Ltd. High-definition digital video processor

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3902011A (en) * 1969-11-12 1975-08-26 Meldreth Electronics Limited Image analysing
US3919473A (en) * 1974-01-02 1975-11-11 Corning Glass Works Signal correction system
GB1602618A (en) * 1977-05-30 1981-11-11 Rca Corp Automatic setup system for television camera
US4166280A (en) * 1977-11-04 1979-08-28 Ampex Corporation High performance television color camera employing a camera tube and solid state sensors
WO1979000717A1 (en) * 1978-03-06 1979-10-04 Rca Corp Automatic setup system for television cameras
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
US4354243A (en) * 1980-04-11 1982-10-12 Ampex Corporation Two dimensional interpolation circuit for spatial and shading error corrector systems
US4326219A (en) * 1980-04-11 1982-04-20 Ampex Corporation Digital error measuring circuit for shading and registration errors in television cameras

Also Published As

Publication number Publication date
IT1170889B (it) 1987-06-03
GB2073993B (en) 1984-05-02
FR2480543A1 (fr) 1981-10-16
DE3114888A1 (de) 1982-03-04
DE3114888C2 (de) 1986-02-20
HK52789A (en) 1989-07-07
BE888386A (fr) 1981-07-31
NL8101779A (nl) 1981-11-02
JPS56162573A (en) 1981-12-14
IT8148276A0 (it) 1981-04-14
JPH0311151B2 (forum.php) 1991-02-15
CA1165863A (en) 1984-04-17
US4309723A (en) 1982-01-05
GB2073993A (en) 1981-10-21

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Legal Events

Date Code Title Description
ST Notification of lapse