Adaptive voice enhancing system

Adjustable harmonic distortion detector and method for using...

Aid to hearing speech in a noisy environment

Ambient noise suppression circuit

Anti pop for power off

Anti-noise pick-up

Apex loudspeaker

Apparatus and method for De-esser using adaptive filtering...

Apparatus and method for reproducing a digital audio signal...

Apparatus and methods for active noise suppression in stereo mul

Apparatus and methods for removing unwanted components from a co

Apparatus for compensating audio signal recording

Apparatus for eliminating audio noise when power is cycled to a

Apparatus for reducing noise in audio signals

Apparatus, methods and articles of manufacture for noise...

Apparatuses and methods for recognizing an audio input and...

Arrangement for reducing the noise in a speech signal mixed with

Audio amplifier switch-on control circuit

Audio amplifier system with improved isolation between preamplif

Audio apparatus demonstrating