Time division electronic switching system

Details Time division electronic switching system Time division electronic switching system

1980-09-15

1983-01-25

Robinson, Thomas A.

Multiplex communications

Wide area network

Packet switching

H04J 300, H04Q 1104

Patent

active

043707424

ABSTRACT:
A time division electronic switching system including, as main structural 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 information from 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 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.

REFERENCES:
patent: 4122310 (1978-10-01), Ryden et al.
patent: 4160127 (1979-07-01), Slana et al.
patent: 4257119 (1981-03-01), Pitroda

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