Telephonic communications – Echo cancellation or suppression
Patent
1996-10-29
1999-02-23
Hunter, Daniel S.
Telephonic communications
Echo cancellation or suppression
370288, 370289, 379410, H04M 100, H04B 320
Patent
active
058752463
ABSTRACT:
Apparatus and method for the prevention of echo signals in terminals connected to a network carrying telephony traffic. The echo prevention occurs prior to the introduction of signal delay by a network. The method and apparatus function to control echo contained in audio signals transmitted between the nodes of a network, wherein the audio signals experience delay in transit from node to node and wherein the echo controlling method is distributed across the nodes.
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Appiah Charles N.
Hunter Daniel S.
Xinex Networks Inc.
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