Bunkei Matsuoka

Sound decoding device and sound decoding method

Double-talk detector, echo canceller and echo suppressor

Echo canceler and echo detector

Echo processing appts.

Double-talk detection device, echo canceller using double-talk detection device and echo suppressor using double-talk detection device

Variable rate speech coding method and decoding method

Echolöschvorrichtung und Echodetektor The echo canceling device and echo detector

End echo canceller and echo detector

Echolöschvorrichtung und Echodetektor

Signal processing device for processing stereo signals