FR940323A - Television wave transmission systems incorporating pulse modulation channels - Google Patents

Television wave transmission systems incorporating pulse modulation channels

Info

Publication number
FR940323A
FR940323A FR940323DA FR940323A FR 940323 A FR940323 A FR 940323A FR 940323D A FR940323D A FR 940323DA FR 940323 A FR940323 A FR 940323A
Authority
FR
France
Prior art keywords
wave transmission
transmission systems
pulse modulation
systems incorporating
modulation channels
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
French (fr)
Inventor
William Arnold Beatty
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric 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 International Standard Electric Corp filed Critical International Standard Electric Corp
Application granted granted Critical
Publication of FR940323A publication Critical patent/FR940323A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K7/00—Modulating pulses with a continuously-variable modulating signal
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K9/00—Demodulating pulses which have been modulated with a continuously-variable signal
    • 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)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Television Receiver Circuits (AREA)
FR940323D 1939-01-31 1947-02-04 Television wave transmission systems incorporating pulse modulation channels Expired FR940323A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB331139A GB527904A (en) 1939-01-31 1939-01-31 Improvements in or relating to wave transmission systems for television incorporating channels utilising pulse modulation

Publications (1)

Publication Number Publication Date
FR940323A true FR940323A (en) 1948-12-09

Family

ID=9755922

Family Applications (1)

Application Number Title Priority Date Filing Date
FR940323D Expired FR940323A (en) 1939-01-31 1947-02-04 Television wave transmission systems incorporating pulse modulation channels

Country Status (3)

Country Link
BE (1) BE474580A (en)
FR (1) FR940323A (en)
GB (1) GB527904A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2647944A (en) * 1946-11-26 1953-08-04 American Optical Corp Single carrier transmission of sound and video signals
US2653184A (en) * 1948-01-03 1953-09-22 American Optical Corp Transmission of picture and sound on the same carrier

Also Published As

Publication number Publication date
BE474580A (en)
GB527904A (en) 1940-10-18

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