System for automatically substituting television signals at a head station for a cable network
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United States of America Patent
Stats
-
May 11, 1982
Grant Date -
N/A
app pub date -
Sep 23, 1980
filing date -
Jul 18, 1980
priority date (Note) -
Expired
status (Latency Note)
Importance
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.
First Claim
Family
International Classification(s)
Cited Art Landscape
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