Double-balanced modulating and demodulating apparatus

Double-balanced modulator and quadri-phase shift keying device

Double-sided pulse width modulator

Dual band amplifier

Dual edge pulse width modulation system

Dual mode FM and DQPSK modulator

Dual port modulator

Dual port modulator comprising a frequency synthesiser

Dual port phase and magnitude balanced synthesizer modulator and

Dynamic delay compensation versus average switching...

ECL pulse amplitude modulated encoder driver circuit

Efficient amplitude/phase modulation amplifier

Electrical circuit and method for pulse modulation of a...

Electro-optical modulator

Electromagnetic wave transmitter systems, methods and...

Electromagnetic wave transmitter, receiver and transceiver...

Electronic modulator for guidance systems

Electrooptic light modulator including weighted interdigital ele

Elimination of bandpass filter after quadrature modulator in mod

Encoding/decoding apparatus for orientation interpolator...