System for automatically substituting television signals at a he

Details System for automatically substituting television signals at a he System for automatically substituting television signals at a he

1980-09-23

1982-05-11

Richardson, Robert L.

Facsimile and static presentation processing

Static presentation processing

Attribute control

358153, 358181, 358185, H04N 522, H04N 710

Patent

active

043296750

ABSTRACT:
A system for automatically substituting television signals from different sources at a station for applying signals to a cable TV network. The substitution system (10) includes at least one switch (9) inserted between the cable network and the outputs of at least one signal processing equipment (1,4) and of at least one signal generating equipment (6) which feed the network, as well as at least one synchronizing signal detector (8) connected to a processing equipment output and suitable for controlling the switch associated with said processing equipment to control making and breaking of the link between the processing equipment and the network.

REFERENCES:
patent: 3702898 (1972-11-01), Webb

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