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
  • H04N5/16—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level
  • H04N5/165—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level to maintain the black level constant
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
  • H04N11/00—Colour television systems
  • H04N11/06—Transmission systems characterised by the manner in which the individual colour picture signal components are combined
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
  • H04N5/00—Details of television systems
  • H04N5/04—Synchronising
  • H04N5/06—Generation of synchronising signals
  • H04N5/067—Arrangements or circuits at the transmitter end
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
  • H04N5/00—Details of television systems
  • H04N5/04—Synchronising
  • H04N5/06—Generation of synchronising signals
  • H04N5/067—Arrangements or circuits at the transmitter end
  • H04N5/0675—Arrangements or circuits at the transmitter end for mixing the synchronising signals with the picture signal or mutually
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
  • H04N7/00—Television systems
  • H04N7/04—Systems for the transmission of one television signal, i.e. both picture and sound, by a single carrier
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
  • H04N7/00—Television systems
  • H04N7/08—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division
  • H04N7/084—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division with signal insertion during the horizontal blanking interval only

Landscapes

• Engineering & Computer Science (AREA)
• Multimedia (AREA)
• Signal Processing (AREA)
• Television Systems (AREA)
• Color Television Systems (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=9966111

Family Applications (1)

Country Status (6)

Families Citing this family (12)

Family Cites Families (6)

• 0
  • BE BE475931D patent/BE475931A/xx unknown
• 1939
  • 1939-04-03 GB GB10344/39A patent/GB527310A/en not_active Expired
• 1940
  • 1940-03-26 US US325954A patent/US2295023A/en not_active Expired - Lifetime
  • 1940-04-01 FR FR864645D patent/FR864645A/fr not_active Expired
  • 1940-04-04 DE DEI3370D patent/DE943000C/de not_active Expired
• 1947
  • 1947-05-03 ES ES0177868A patent/ES177868A1/es not_active Expired

Also Published As

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