Method and apparatus for applying multiple speech processing fea

Method and apparatus for calculating DC offset in a digital...

Method and apparatus for canceling echo accounting for delay var

Method and apparatus for cancelling echo originating from a...

Method and apparatus for connecting broadband voice and data...

Method and apparatus for controlling the input impedance of...

Method and apparatus for DC feed

Method and apparatus for DC feed control

Method and apparatus for deriving power from a clock signal...

Method and apparatus for detecting a compatible phantom...

Method and apparatus for detecting a compatible phantom...

Method and apparatus for detecting data port usage

Method and apparatus for detecting line card threshold

Method and apparatus for detecting speech at a near-end of a com

Method and apparatus for determining the deviation of longitudin

Method and apparatus for dynamically matching impedance

Method and apparatus for echo canceler disablement

Method and apparatus for echo canceling in a communication syste

Method and apparatus for echo compensator connection for telepho

Method and apparatus for echo removal in a communication system