Digitally controlled syllabic filter for a delta modulator

Digitally controlled transversal equalizer

Digitally controlled, all rate equalizer

Digitally implemented modulators

Digitized quadrature phase shift keying modulator

Direct conversion radio receiver for FM signals

Direct conversion receiver for digital signals and method for de

Direct conversion receiver with dithering local carrier frequenc

Direct modulation FM data receiver

Direct sequence network and method using PN sequence selection t

Direct sequence spread spectrum (DSSS) communications system wit

Direct sequence spread spectrum communication system with self-s

Direct sequence spread spectrum digital communication system emp

Direct sequence spread spectrum DSP system

Direct sequence spread spectrum method, computer-based product,

Direct sequence spread spectrum modulation apparatus

Direct sequence spread spectrum receiver and antenna array for t

Direct sequence spread spectrum system

Direct sequence spread spectrum transmission process, with gener

Direct sequence SS LAN station with reduced power consumption an