Sound event processing with echo analysis

Speaker-phone system change and double-talk detection

Speakerphone having improved outbound audio quality

Spectrum-based adaptive canceller of acoustic echoes arising...

Speech signal processing with combined noise reduction and...

Stable adaptive filter and method

Stable adaptive filter and method

Statistical adaptive-filter controller

Step size convergence control

Structure and method for echo reduction without loss of...

Subband acoustic echo canceller

Subband echo location and double-talk detection in...

Suppression of echo signals and the like

Symmetry based subband acoustic echo cancellation

Synchronization of echo cancellers in a voice processing system

Synchronization of echo cancellers in a voice processing system

Synchronization of voice boundaries and their use by echo...

System and method for analysis and filtering of signals in a...

System and method for comfort noise generation

System and method for echo assessment in a communication...