Modem with Voice Processing Capability
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Accused Products
Abstract
A system is configured to facilitate bidirectional voice communication between a number of data and/or telephony devices.
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Citations
154 Claims
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1-118. -118. (canceled)
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119. A method of processing signals, the method comprising:
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transmitting a first data signal from a first device to a second device, wherein the first data signal is associated with a first voice signal; receiving a second data signal at the first device from the second device, wherein the second data signal is associated with a second voice signal; detecting whether speech is present in the first voice signal; and when speech is detected to be present, subtracting an estimated echo signal from the first voice signal, wherein the estimated echo signal is generated by filtering the second voice signal with a digital filter. - View Dependent Claims (120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136)
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137. A system for processing signals, the system comprising:
at least one processor for use in a first device, said at least one processor operable to; transmit a first data signal destined for a second device, wherein the first data signal is associated with a first voice signal; receive a second data signal from the second device, wherein the second data signal is associated with a second voice signal; detect whether speech is present in the first voice signal; filter the second voice signal with a digital filter, thereby generating an estimated echo signal; and subtract the estimated echo signal from the first voice signal. - View Dependent Claims (138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154)
Specification