Time division electronic switching system

Details Time division electronic switching system Time division electronic switching system

H - Electricity

04

Q

344/25

H04Q 11/04 (2006.01)

Patent

CA 1155208

TIME DIVISION ELECTRONIC SWITCHING SYSTEM ABSTRACT OF THE DISCLOSURE A time division electronic switching system providing as main structual elements a central processing unit, a multi-frequency signal receiver unit, a signal processor and a time division switch including a speech path memory. Dial informations of a subscriber or from another telephone office is detected in the multi-frequency signal. receiver unit, the output of the multi-frequency signal receiver unit is once written into the speech path memory, and an access circuit reads out the information written in the speech path memory and supplies it to the signal processor as read out information.

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