FR2718913B1 - Procédé et circuit de correction de défauts d'images dans des images fournies par un capteur générateur d'images. - Google Patents

Procédé et circuit de correction de défauts d'images dans des images fournies par un capteur générateur d'images.

Info

Publication number
FR2718913B1
FR2718913B1 FR9404589A FR9404589A FR2718913B1 FR 2718913 B1 FR2718913 B1 FR 2718913B1 FR 9404589 A FR9404589 A FR 9404589A FR 9404589 A FR9404589 A FR 9404589A FR 2718913 B1 FR2718913 B1 FR 2718913B1
Authority
FR
France
Prior art keywords
circuit
images supplied
generator sensor
image
image generator
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
FR9404589A
Other languages
English (en)
Other versions
FR2718913A1 (fr
Inventor
Vahe Nahapetian
Karl-Heinz Niederhofer
Rolf Steinhardt
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.)
Airbus Defence and Space GmbH
Original Assignee
Deutsche Aerospace AG
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
Priority to DE4300781A priority Critical patent/DE4300781C1/de
Priority to GB9407530A priority patent/GB2288702B/en
Application filed by Deutsche Aerospace AG filed Critical Deutsche Aerospace AG
Priority to FR9404589A priority patent/FR2718913B1/fr
Publication of FR2718913A1 publication Critical patent/FR2718913A1/fr
Application granted granted Critical
Publication of FR2718913B1 publication Critical patent/FR2718913B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • H04N25/67—Noise processing, e.g. detecting, correcting, reducing or removing noise applied to fixed-pattern noise, e.g. non-uniformity of response
    • H04N25/671—Noise processing, e.g. detecting, correcting, reducing or removing noise applied to fixed-pattern noise, e.g. non-uniformity of response for non-uniformity detection or correction
    • 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
    • H04N25/67—Noise processing, e.g. detecting, correcting, reducing or removing noise applied to fixed-pattern noise, e.g. non-uniformity of response
    • H04N25/671—Noise processing, e.g. detecting, correcting, reducing or removing noise applied to fixed-pattern noise, e.g. non-uniformity of response for non-uniformity detection or correction
    • H04N25/677—Noise processing, e.g. detecting, correcting, reducing or removing noise applied to fixed-pattern noise, e.g. non-uniformity of response for non-uniformity detection or correction for reducing the column or line fixed pattern noise
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/30—Transforming light or analogous information into electric information
    • H04N5/33—Transforming infrared radiation

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Image Processing (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
FR9404589A 1993-01-14 1994-04-18 Procédé et circuit de correction de défauts d'images dans des images fournies par un capteur générateur d'images. Expired - Fee Related FR2718913B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE4300781A DE4300781C1 (de) 1993-01-14 1993-01-14 Verfahren zur Korrektur von Bildfehlern in von einem bilderzeugenden Sensor erzeugten Bildern
GB9407530A GB2288702B (en) 1993-01-14 1994-04-15 Method of and apparatus for correcting errors in images
FR9404589A FR2718913B1 (fr) 1993-01-14 1994-04-18 Procédé et circuit de correction de défauts d'images dans des images fournies par un capteur générateur d'images.

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE4300781A DE4300781C1 (de) 1993-01-14 1993-01-14 Verfahren zur Korrektur von Bildfehlern in von einem bilderzeugenden Sensor erzeugten Bildern
GB9407530A GB2288702B (en) 1993-01-14 1994-04-15 Method of and apparatus for correcting errors in images
FR9404589A FR2718913B1 (fr) 1993-01-14 1994-04-18 Procédé et circuit de correction de défauts d'images dans des images fournies par un capteur générateur d'images.

Publications (2)

Publication Number Publication Date
FR2718913A1 FR2718913A1 (fr) 1995-10-20
FR2718913B1 true FR2718913B1 (fr) 1998-04-10

Family

ID=27204655

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9404589A Expired - Fee Related FR2718913B1 (fr) 1993-01-14 1994-04-18 Procédé et circuit de correction de défauts d'images dans des images fournies par un capteur générateur d'images.

Country Status (3)

Country Link
DE (1) DE4300781C1 (fr)
FR (1) FR2718913B1 (fr)
GB (1) GB2288702B (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5471240A (en) * 1993-11-15 1995-11-28 Hughes Aircraft Company Nonuniformity correction of an imaging sensor using region-based correction terms
FR2800196B1 (fr) * 1999-10-21 2001-11-23 Mona Lisa Production Procede de prise de vues par microscopie electronique et methode de realisation d'un film video sur au moins un animal de faible taille
ES2190308B1 (es) * 2000-08-09 2004-09-16 Universidad Carlos Iii De Madrid (O.T.R.I.) Sistema de deteccion autonoma diferencial.
DE10255021B4 (de) * 2002-11-25 2007-02-22 Carl Zeiss Optronics Gmbh Verfahren und Vorrichtung zum Erzeugen von Bilddaten einer Szene unter Berücksichtigung von Inhomogenitäten in den Signalempfindlichkeiten von Sensorelementen bei scannenden Bildgebern
DE102018210264A1 (de) * 2018-06-25 2020-01-02 Robert Bosch Gmbh Verfahren zur kontaktfreien Ermittlung einer Temperaturverteilung sowie Infrarot-Messsystem
LU102777B1 (de) 2021-04-12 2022-10-13 Terion Ag Querstromzerspanner zum zerkleinern von material

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2149260B (en) * 1983-11-04 1987-05-13 Marconi Avionics Image processing
US4600946A (en) * 1985-01-31 1986-07-15 Rca Corporation Adaptive defect correction for solid-state imagers
US5065444A (en) * 1988-02-08 1991-11-12 Northrop Corporation Streak removal filtering method and apparatus
US4975864A (en) * 1989-01-26 1990-12-04 Hughes Aircraft Company Scene based nonuniformity compensation for starting focal plane arrays
JPH04293359A (ja) * 1991-03-22 1992-10-16 Dainippon Screen Mfg Co Ltd 画像読取装置
FR2686471B1 (fr) * 1992-01-17 1994-03-04 Thomson Tubes Electroniques Procede d'elaboration d'une image matricielle avec filtrage de valeurs moyennes de lignes de pixels.
FR2686472A1 (fr) * 1992-01-17 1993-07-23 Thomson Tubes Electroniques Procede d'elaboration d'une image matricielle avec comparaison globale de lignes de piscels et reduction du bruit correle en ligne.

Also Published As

Publication number Publication date
DE4300781C1 (de) 1994-05-11
GB9407530D0 (en) 1994-06-08
GB2288702B (en) 1998-08-12
FR2718913A1 (fr) 1995-10-20
GB2288702A (en) 1995-10-25

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse

Effective date: 20051230