H - Electricity – 04 – N
Patent
H - Electricity
04
N
344/28
H04N 5/268 (2006.01) H04H 1/02 (2006.01)
Patent
CA 1317013
ABSTRACT OF THE DISCLOSURE A commutation grid for the distribution of a signal on M outputs at will, notably a video signal, selected amongst N signals conveyed to as many inputs of the grid, whereby each of the M outputs can be at will commuted on one of the N inputs as a function of an appropriate telecontrol signal; it includes a fixed support structure for an assembly of input cards receiving each signals, notably video signals, possibly video and/or audio signals, the number of which corresponds to a given sub-multiple of the total number of N signals to be transmitted; at least a sub-assembly of commutation cards, each of which being connected to an input card; and at least one sub assembly of output cards, all assembled in a group of commutation cards and delivering each to a user any signal selected amongst the received signals by each commutation card from the associated input card.
583893
Goudreau Gage Dubuc
Visicable +
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