GB527904A - Improvements in or relating to wave transmission systems for television incorporating channels utilising pulse modulation - Google Patents

Improvements in or relating to wave transmission systems for television incorporating channels utilising pulse modulation

Info

Publication number
GB527904A
GB527904A GB331139A GB331139A GB527904A GB 527904 A GB527904 A GB 527904A GB 331139 A GB331139 A GB 331139A GB 331139 A GB331139 A GB 331139A GB 527904 A GB527904 A GB 527904A
Authority
GB
United Kingdom
Prior art keywords
pulses
double
pulse
suppressed
relating
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
GB331139A
Other languages
English (en)
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.)
Kolster Brandes Ltd
Original Assignee
Kolster Brandes 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
Priority to BE474580D priority Critical patent/BE474580A/xx
Application filed by Kolster Brandes Ltd filed Critical Kolster Brandes Ltd
Priority to GB331139A priority patent/GB527904A/en
Publication of GB527904A publication Critical patent/GB527904A/en
Priority to FR940323D priority patent/FR940323A/fr
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)
GB331139A 1939-01-31 1939-01-31 Improvements in or relating to wave transmission systems for television incorporating channels utilising pulse modulation Expired GB527904A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
BE474580D BE474580A (enrdf_load_stackoverflow) 1939-01-31
GB331139A GB527904A (en) 1939-01-31 1939-01-31 Improvements in or relating to wave transmission systems for television incorporating channels utilising pulse modulation
FR940323D FR940323A (fr) 1939-01-31 1947-02-04 Systèmes de transmission d'ondes pour télévision comportant des voies à modulation par impulsions

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
GB527904A true GB527904A (en) 1940-10-18

Family

ID=9755922

Family Applications (1)

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

Country Status (3)

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

Cited By (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

Cited By (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 (enrdf_load_stackoverflow)
FR940323A (fr) 1948-12-09

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