FR2272559A1 - TV system sound transmission - sound transmitted by PCM in blanking intervals of video signal - Google Patents

TV system sound transmission - sound transmitted by PCM in blanking intervals of video signal

Info

Publication number
FR2272559A1
FR2272559A1 FR7515994A FR7515994A FR2272559A1 FR 2272559 A1 FR2272559 A1 FR 2272559A1 FR 7515994 A FR7515994 A FR 7515994A FR 7515994 A FR7515994 A FR 7515994A FR 2272559 A1 FR2272559 A1 FR 2272559A1
Authority
FR
France
Prior art keywords
transmitted
pcm
sound
video signal
signal
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.)
Granted
Application number
FR7515994A
Other languages
English (en)
French (fr)
Other versions
FR2272559B3 (enExample
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.)
Tesla AS
Original Assignee
Tesla AS
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 Tesla AS filed Critical Tesla AS
Publication of FR2272559A1 publication Critical patent/FR2272559A1/fr
Application granted granted Critical
Publication of FR2272559B3 publication Critical patent/FR2272559B3/fr
Granted legal-status Critical Current

Links

Classifications

    • 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
    • H04N7/085—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 the inserted signal being digital

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Systems (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Time-Division Multiplex Systems (AREA)
FR7515994A 1974-05-23 1975-05-22 TV system sound transmission - sound transmitted by PCM in blanking intervals of video signal Granted FR2272559A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CS368974A CS171516B1 (enExample) 1974-05-23 1974-05-23

Publications (2)

Publication Number Publication Date
FR2272559A1 true FR2272559A1 (en) 1975-12-19
FR2272559B3 FR2272559B3 (enExample) 1978-12-01

Family

ID=5377677

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7515994A Granted FR2272559A1 (en) 1974-05-23 1975-05-22 TV system sound transmission - sound transmitted by PCM in blanking intervals of video signal

Country Status (5)

Country Link
CS (1) CS171516B1 (enExample)
DD (1) DD118495A1 (enExample)
FR (1) FR2272559A1 (enExample)
HU (1) HU175310B (enExample)
SU (1) SU645289A1 (enExample)

Also Published As

Publication number Publication date
CS171516B1 (enExample) 1976-10-29
DD118495A1 (enExample) 1976-03-05
HU175310B (hu) 1980-06-28
SU645289A1 (ru) 1979-01-30
DE2522947B2 (de) 1977-02-17
DE2522947A1 (de) 1975-11-27
FR2272559B3 (enExample) 1978-12-01

Similar Documents

Publication Publication Date Title
US3789131A (en) Selective coding system for subscription television
GB1462197A (en) Time division multiplexing transmission system
AU8315582A (en) Digital communications system
JPS5731247A (en) Multiplexing tramsmission system
GB1450129A (en) Signal transmission system for transmitting a plurality of informations signals through a plurality of tranmission channels
GB1509233A (en) Pcm telephone communication system
FR2284233A1 (fr) Systeme numerique de transmission de donnees
AU520499B2 (en) Method of digital audio/fdm and pcm/fdm conversion
CA990849A (en) Video signal transmission system
GB1431629A (en) Signalling arrangement
JPS5238811A (en) Video signal multiplex transmitting system
ES395670A1 (es) Un terminal transmisor para transmitir una senal multipladade division de tiempo.
JPS5276001A (en) 4 cannel stereo system
ES430791A1 (es) Un metodo para transmitir senales adicionales de sonido.
GB1306626A (en) Information transmission systems
EP0100169A3 (en) Time compression multiplex digital transmission system
CA1033441A (en) Time division multiplex system including conferencing capability
JPS5296805A (en) Automatic answering telephone set
JPS574651A (en) Audible signal transmitting system
JPS51150933A (en) 2-line type semi-double data transmission system
SU502513A1 (ru) "Устройство дл формировани сложного сигнала
JPS5372516A (en) Pcm transmitting device
JPS5319704A (en) Signal transmission system
JPS5271918A (en) Synchronous transmission system for time compressed multiplex transmis sion
JPS53112001A (en) Channel selection system

Legal Events

Date Code Title Description
ST Notification of lapse