AU6090473A - Television system for transmitting two or more pictures along a common communication channel - Google Patents

Television system for transmitting two or more pictures along a common communication channel

Info

Publication number
AU6090473A
AU6090473A AU60904/73A AU6090473A AU6090473A AU 6090473 A AU6090473 A AU 6090473A AU 60904/73 A AU60904/73 A AU 60904/73A AU 6090473 A AU6090473 A AU 6090473A AU 6090473 A AU6090473 A AU 6090473A
Authority
AU
Australia
Prior art keywords
transmitting
communication channel
television system
common communication
pictures along
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
AU60904/73A
Other versions
AU489615B2 (en
Inventor
Hamilton Askew Gerald
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.)
British Telecommunications PLC
Original Assignee
Post Office
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 Post Office filed Critical Post Office
Application granted granted Critical
Publication of AU489615B2 publication Critical patent/AU489615B2/en
Publication of AU6090473A publication Critical patent/AU6090473A/en
Expired 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
    • H04N7/0806—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 the signals being two or more video signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/222—Studio circuitry; Studio devices; Studio equipment
    • H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
    • H04N5/2624—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects for obtaining an image which is composed of whole input images, e.g. splitscreen

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
AU60904/73A 1972-09-28 1973-10-02 Television system for transmitting two or more pictures along a common communication channel Expired AU489615B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB4480172A GB1438293A (en) 1972-09-28 1972-09-28 Television system for transmitting two or more pictures along a common communication channel
GBGB44801/72 1972-09-28

Publications (2)

Publication Number Publication Date
AU489615B2 AU489615B2 (en) 1975-04-10
AU6090473A true AU6090473A (en) 1975-04-10

Family

ID=

Also Published As

Publication number Publication date
GB1438293A (en) 1976-06-03
NL7313434A (en) 1974-04-01
CA993993A (en) 1976-07-27

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