GB2126825B - Black shading correction - Google Patents

Black shading correction

Info

Publication number
GB2126825B
GB2126825B GB08225704A GB8225704A GB2126825B GB 2126825 B GB2126825 B GB 2126825B GB 08225704 A GB08225704 A GB 08225704A GB 8225704 A GB8225704 A GB 8225704A GB 2126825 B GB2126825 B GB 2126825B
Authority
GB
United Kingdom
Prior art keywords
shading correction
black shading
black
correction
shading
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
GB08225704A
Other versions
GB2126825A (en
Inventor
Philip Rangecroft Groves
Hugh Kendal Littlejohn
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.)
Link Electronics Ltd
Original Assignee
Link Electronics Ltd
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 Link Electronics Ltd filed Critical Link Electronics Ltd
Priority to GB08225704A priority Critical patent/GB2126825B/en
Priority to EP83305156A priority patent/EP0104019B1/en
Priority to AT83305156T priority patent/ATE23933T1/en
Publication of GB2126825A publication Critical patent/GB2126825A/en
Application granted granted Critical
Publication of GB2126825B publication Critical patent/GB2126825B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • 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)
  • Picture Signal Circuits (AREA)
GB08225704A 1982-09-09 1982-09-09 Black shading correction Expired GB2126825B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB08225704A GB2126825B (en) 1982-09-09 1982-09-09 Black shading correction
EP83305156A EP0104019B1 (en) 1982-09-09 1983-09-06 Image correction
AT83305156T ATE23933T1 (en) 1982-09-09 1983-09-06 IMAGE DEFECT CORRECTION.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08225704A GB2126825B (en) 1982-09-09 1982-09-09 Black shading correction

Publications (2)

Publication Number Publication Date
GB2126825A GB2126825A (en) 1984-03-28
GB2126825B true GB2126825B (en) 1986-04-23

Family

ID=10532793

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08225704A Expired GB2126825B (en) 1982-09-09 1982-09-09 Black shading correction

Country Status (1)

Country Link
GB (1) GB2126825B (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3800078A (en) * 1972-12-18 1974-03-26 Ibm Digitally compensated scanning system
GB1526801A (en) * 1976-01-08 1978-10-04 British Broadcasting Corp Compensating interference from solid state image sensing devices
DE2714777C2 (en) * 1977-04-02 1982-02-11 Messerschmitt-Bölkow-Blohm GmbH, 8000 München Circuit arrangement for correcting each individual pixel signal of a signal sequence of a photoelectric image converter system that has been converted into digital form
DE2841727B1 (en) * 1978-09-26 1979-12-13 Bosch Gmbh Robert Process for additive and multiplicative interference signal compensation and circuitry for carrying out the process

Also Published As

Publication number Publication date
GB2126825A (en) 1984-03-28

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Legal Events

Date Code Title Description
746 Register noted 'licences of right' (sect. 46/1977)
PCNP Patent ceased through non-payment of renewal fee