Subband coded digital transmission system using some composite s

Subcarrier injection system and method using adaptive level-shif

Subcarrier signal generator for use in stereo tuners

Switched capacitor bandpass filter for detecting pilot signal

Switched capacitor pilot phase and magnitude detector

Switched signal processing circuit

Switched signal processing circuit

Switching arrangement for mobile radio receivers

Switching circuitry

Synchronization of prerecorded audio/video signals with multi-me

System and method for improved detection of AM signals

System and method of performing digital multi-channel audio...

System and method of routing audio signals to multiple speakers

System for calibrating sound field

System for short-range transmission of signals over the air usin

System for short-range transmission of signals over the air usin

Television receiver for demodulating a two-language stereo broad

Television receiver for demodulating a two-language stereo broad

Time-discrete stereo decoder

Tone detector with pseudo phase locked loop