Digital echo suppressor

Details Digital echo suppressor Digital echo suppressor

H - Electricity

04

B

363/15, 379/65

H04B 3/20 (2006.01) G08C 15/06 (2006.01) H04M 1/74 (2006.01)

Patent

CA 1045734

ABSTRACT A low cost digital echo suppressor having break-in logic for overriding send-line interruptions. The send and receive signals are multiplexed and digitized. The digitized received signals are summed over a period of time to determine interrupt operation. The difference over a period of time of the receive and send line signals controls break-in logic for overriding the interrupt operation.

305918

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