Selectively controlled digital pad

Details Selectively controlled digital pad Selectively controlled digital pad

1978-07-21

1980-09-02

Konick, Bernard

Multiplex communications

Wide area network

Packet switching

179 2DP, 370 53, H04M 176

Patent

active

042208238

ABSTRACT:
In a digital data transmission system including one or more matrix switches in which data in digital form is stored in a send memory during one selected time slot of a recurring time frame, transferred to a receive memory and sent out from the receive memory during another time slot of the recurring time frame to establish desired data paths through the switch between selected inputs and outputs, means is provided in the form of a programmable read only memory to control the insertion loss of each data path in a selective manner.

REFERENCES:
patent: 3806658 (1974-04-01), Anderson et al.
patent: 3902165 (1975-08-01), Artom
patent: 3956593 (1976-05-01), Collins et al.
patent: 3967250 (1976-06-01), Senda et al.
patent: 4057695 (1977-11-01), Ohno

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