.pi./4 shifted DQPSK modulator

Adaptive predistortion system

All digital if-to-baseband signal converter

Apparatus and method for driving a pulse width modulation...

Apparatus and method for improving symbol error rate...

Apparatus and method for performing &pgr;/4-DQPSK baseband...

Apparatus and method for phase and frequency digital modulation

Apparatus and method for synchronous demodulation

Apparatus and method for transmitting information with a submini

Apparatus and methods for reducing channel estimation noise...

Apparatus for generating a synchronizing signal

Apparatus for providing increased data rates within existing mod

Apparatus, and associated method, for coding and decoding...

Apparatuses to simultaneously distribute clock signals and...

Bidirectional optical communications having quick data...

Binary transmitter and method of transmitting data in binary...

Bit detection threshold in a TDMA burst communication system

BPSK modulator for a digital signal transmitter

Carrier frequency detection for N-ary phase modulated signal

Carrier frequency detection for N-ary phase modulated signal