Video switcher apparatus with back-up system
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United States of America Patent
Stats
-
Feb 15, 1994
Grant Date -
N/A
app pub date -
Aug 24, 1992
filing date -
Aug 30, 1991
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A switcher apparatus for selectively supplying video signals comprising a main switching unit, a back-up switching unit, a switching device and a housing. The main and back-up switching units receive a plurality of input video signals, from which desired video signals are selected and supplied therefrom. The switching device receives the selected video signals from the main and back-up switching units and outputs one of the two received signals. The housing secures the main and back-up switching units and enables removal therefrom and installation therein of one of the main and back-up switching units while the other switching unit operates so as to provide continuous selecting of desired video signals and supplying of the same by at least one of the main and back-up switching units to the switching device.
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Family
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Cited Art Landscape
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