Digital quadrature amplitude modulators

Digital quadrature modulator and method for testing the same

Digital quadriphase-shift keying modulator

Digitized quadrature modulator

Direct microwave modulation and demodulation device

Direct QAM modulator

Distortion compensating circuit

Double-balanced modulator and quadri-phase shift keying device

Dual mode FM and DQPSK modulator

Efficient amplitude/phase modulation amplifier

Electromagnetic wave transmitter, receiver and transceiver...

Elimination of bandpass filter after quadrature modulator in mod

Estimator for estimating an operating defect in a quadrature mod

F-modulation amplification

Ferrite system for modulating, phase shifting, or attenuating ra

FM modulator

Four state phase shift modulator, in particular for amplitude mo

Fractional-N offset phase locked loop

Frequency converter, orthogonal demodulator and orthogonal...

Frequency modulator using a waveform generator