GB1251797A - - Google Patents

Info

Publication number
GB1251797A
GB1251797A GB1251797DA GB1251797A GB 1251797 A GB1251797 A GB 1251797A GB 1251797D A GB1251797D A GB 1251797DA GB 1251797 A GB1251797 A GB 1251797A
Authority
GB
United Kingdom
Prior art keywords
signals
original
modified
light
colour
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
Other languages
English (en)
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 filed Critical
Publication of GB1251797A publication Critical patent/GB1251797A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/46—Colour picture communication systems
    • H04N1/56—Processing of colour picture signals
    • H04N1/60—Colour correction or control

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Projection-Type Copiers In General (AREA)
GB1251797D 1967-11-06 1967-11-06 Expired GB1251797A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5028867 1967-11-06

Publications (1)

Publication Number Publication Date
GB1251797A true GB1251797A (enrdf_load_stackoverflow) 1971-10-27

Family

ID=10455359

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1251797D Expired GB1251797A (enrdf_load_stackoverflow) 1967-11-06 1967-11-06

Country Status (2)

Country Link
FR (1) FR1590856A (enrdf_load_stackoverflow)
GB (1) GB1251797A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
FR1590856A (enrdf_load_stackoverflow) 1970-04-20

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee