Device of the dummy head type for recording sound

Devices, systems and methods for composite signal decoding

Devices, systems and methods for composite signal decoding emplo

Devices, systems, and methods for composite signal decoding

Digital 3-channel transmission of left and right stereo signals

Digital audio channel selection circuit

Digital audio transmission for use in studio, stage or field app

Digital circuit for decoding digitized, demodulated FM stereo si

Digital demodulator

Digital quadrature radio receiver with two-step processing

Digital receiver operating at sub-nyquist sampling rate

Digital signal processor for simultaneously processing left and

Digital sound broadcasting using a dedicated control channel

Digital stereo recovery circuitry and method for radio...

Digital stereo recovery circuitry and method for radio...

Digital stereo sound enhancement unit and method

Digital surround sound method and apparatus

Digital surround sound processor

Digital switching signal in stereo decoders and circuit array fo

Dimensional sound recording and apparatus and method for produci