Time division electronic modular matrix switching system

Claim 1

A TIME DIVISION NON-BLOCKING SWITCHING SYSTEM HAVING LOGIC, CONTROL AND CROSS-POINT SWITCHING MEMORY INTEGRATED WITH A SWITCHING MATRIX IN AN EXPANDABLE MODULAR CONFIGURATION COMPRISING: (A) A PLURALITY OF X SWITCHING MATRIX MODULES, EACH MODULE HAVING (1) AN X OUTGOING HIGHWAY; (2) A PLURALITY OF XY INPUT LINES AND YZ OUTPUT LINES, THE YZ OUTPUT LINES EACH HAVING A UNIQUE TIME SLOT; (3) AND ENERGIZABLE CROSS-POINTS FOR CONNECTING THE XY INPUT AND OUTPUT LINES TO THE HIGHWAY; (B) MEANS FOR SCANNING THE INPUT LINES AND GATING THE OUTPUT HIGHWAYS SEQUENTIALLY AT FIXED TIME SLOTS CORRESPONDING TO THE OUTPUT ADDRESS; (C) A FUNCTION DETECTOR CONNECTED TO THE INPUT LINES FOR RECOGNIZING SIGNAL FUNCTIONS; (D) A CONTROL REGISTER FED BY THE FUNCTION DETECTOR FOR ESTABLISHING TIME SLOTS; (E) A RECIRCULATING SWITCHING ADDRESS REGISTER FOR EACH MODULE CONTAINING YZ OUTPUT LINE ADDRESS ENTERED AT THE INPUT TIME SLOT FOR ENERGIZING THE CROSS POINTS; (F) AND A BINARY-TO-DECIMAL CONVERTER INTERPOSED BETWEEN THE SWITCHING ADDRESS REGISTER AND THE CROSS POINTS.