Circuit arrangement for controlling switching matrices

Claim 1

A SIGNAL TRANSMISSION SYSTEM COMPRISING A PLURALITY OF SOURCES OF INFORMATION SIGNALS, A PLURALITY OF INFORMATION RECEIVERS, AND MEANS FOR SELECTIVELY CONNECTING EACH OF SAID SOURCES TO EACH OF SAID RECEIVERS, EACH OF SAID SOURCES OF INFORMATION SIGNALS COMPRISING MEANS PROVIDING A FIRST OUTPUT CONTROL SIGNAL RESPONSIVE TO THE PRESENCE OF INFORMATION SIGNALS IN THE RESPECTIVE SOURCE, MEANS PROVIDING A SECOND OUTPUT CONTROL SIGNAL RESPONSIVE TO THE COMPLETION OT TRANSMISSION OF INFORMATION SIGNALS FROM THE RESPECTIVE SOURCE, AN INFORMATION SIGNAL OUTPUT TERMINAL, AND MEANS RESPONSIVE TO AN INPUT CONTROL SIGNAL FOR INITIATING THE TRANSFER OF INFORMATION SIGNALS IN THE RESPECTIVE SOURCE TO THE RESPECTIVE INFORMATION SIGNAL OUTPUT TERMINAL, EACH OF SAID INFORMATION RECEIVERS COMPRISING N OUTPUT TERMINAL MEANS, WHERE N IS THE NUMBER OF SAID SOURCES, CONTROL SIGNAL INPUT MEANS, AND INFORMATION SIGNAL INPUT MEANS, SAID INFORMATION RECEIVERS COMPRISING MEANS FOR APPLYING PULSE TRAINS TO THE RESPECTIVE OUTPUT TERMINALS, THE PULSE OF THE PULSE TRAINS OF THE DIFFERENT INFORMATION RECEIVERS OCCURING AT DIFFERENT INSTANTS, AND MEANS RESPONSIVE TO CONTROL SIGNALS APPLIED TO THE RESPECTIVE CONTROL SIGNAL INPUT MEANS FOR STOPPING THE PULSE TRAIN OF THE RESPECTIVE INFORMATION RECEIVER, SAID MEANS FOR SELECTIVELY CONNECTING SAID SOURCES TO SAID RECEIVERS COMPRISING A SWITCHING MATRIX HAVING A PLURALITY OF SWITCHING DEVICES EACH HAVING A MATRIX INPUT TERMINAL, A MATIRX OUTPUT TERMINAL, AND A MATRIX CONTROL TERMINAL RESPONSIVE TO SIGNALS APPLIED THERETO FOR PROVIDING A SIGNAL CONDUCTING PATH BETWEEN THE RESPECTIVE MATRIX INPUT TERMINAL AND MATRIX OUTPUT TERMINAL, MEANS CONNECTING SAID MATRIX INPUT TERMINALS TO SEPARATE INFORMATION SIGNAL OUTPUT TERMINALS, MEANS CONNECTING SAID MATRIX OUTPUT TERMINALS TO SEPARATE INFORMATION SIGNAL INPUT MEANS, A CONTROL CIRCUIT FOR EACH OF SAID SOURCES, EACH OF SAID CONTROL CIRCUITS COMPRISING FIRST, SECOND AND THIRD CONTROL CIRCUIT INPUT TERMINALS, MEANS APPLYING SAID FIRST AND SECOND OUTPUT CONTROL SIGNALS TO SAID FIRST AND SECOND TERMINALS RESPECTIVELY OF THE RESPECTIVE SOURCE, MEANS CONNECTING A SEPARATE OUTPUT TERMINAL OF EACH OF SAID INFORMATION RECEIVERS TO THE THIRD CONTROL CIRCUIT INPUT OF EACH OF SAID CONTROL CIRCUITS, SEPARATE NATRIX CONTROL OUTPUT TERMINAL MEANS CONNECTED TO EACH OF THE MATRIX CONTROL TERMINALS OF THE SWITCHING DEVICES TO WHICH THE RESPECTIVE SOURCE IS CONNECTED, SEPARATE INFORMATION RECEIVER CONTROL OUTPUT TERMINALS CONNECTED TO THE CONTROL SIGNAL INPUT TERMINAL MEANS OF EACH INFORMATION RECEIVER, MEANS FOR PROVIDING AN INPUT CONNECTED SIGNAL, AND MEANS FOR APPLYING SAID INPUT CONTROL SIGNAL TO THE RESPECTIVE SOURCE, EACH OF SAID CONTROL CIRCUITS COMPRISING MEANS RESPONSIVE TO SAID FIRST OUTPUT CONTROL SIGNAL FOR RENDERING THE RESPECTIVE CONTROL CIRCUIT SENSITIVE TO PULSE TRAINS RECEIVED FROM SAID INFORMATION RECEIVERS, MEANS FOR APPLYING A SIGNAL TO THE MATRIX CONTROL OUTPUT TERMINAL MEANS CORRESPONDING TO THE INFORMATION RECEIVER FROM WHICH THE FIRST PULSE IS RECEIVED, MEANS FOR APPLYING A SIGNAL TO THE INFORMATION RECEIVER CONTROL OUTPUT TERMINAL MEANS FOR STOPPING THE PULSE TRAIN OUTPUT OF THE INFORMATION RECEIVER FROM WHICH THE FIRST PULSE IS RECEIVED, AND MEANS FOR APPLYING SAID INPUT CONTROL SIGNAL TO THE RESPECTIVE SOURCE, SAID CONTROL CIRCUITS COMPRISING MEANS RESPONSIVE TO SAID SECOND OUTPUT CONTROL SIGNAL FOR STOPPING SAID SIGNAL APPLIED TO THE MATRIX CONTROL OUTPUT TERMINAL MEANS.