Semiconductor integrated circuit device with variable gain...

Serrodyne modulator

Spectrally efficient quadrature amplitude modulator

Splatter controlled amplifier

State variable-based table-driven modulation signal generation

Suppressed carrier modulator formed from two partial modulators

System and method for generating balanced modulated signals...

System and method for modulating a carrier frequency

System for highly linear phase modulation

System for highly linear phase modulation

System of and method for reducing or eliminating the...

Systems and methods for converting a stream of complex...

Systems and methods for DQPSK modulator control using...

Systems with increased information rates using embedded sample m

Transmission system in which either an in-phase or quadrature co

Transmitter with a phase modulator and a phase locked loop

Transmitting/receiving apparatus switchable between digital and

Tunable digital modulator integrated circuit using multiplexed D

Tuning techniques for I/Q channel signals in microwave digital t

Two state phase modulator with minimum amplitude modulation