Microwave demodulator for digital radio links using QAM type mod

Modulation/demodulation method and system for realizing quadratu

Modulator and demodulator

Modulator-demodulator

Modulator/demodulator using baseband filtering

Multi-level demodulator and VCO circuit

Multi-pass phase tracking loop with rewind of current...

Multi-stage symbol synchronization

Multichannel interferometer with phase generated carrier...

Multiple symbol differential detection

N-phase modulated signal demodulation system with carrier reprod

N-port direct receiver

One bit digital phase shift keyed carrier recovery and demodulat

OQPSK phase and timing detection

Phase decision circuit

Phase demodulator for PSK-modulated signals

Phase demodulator having reliable carrier phase synchronization

Phase demodulator selectively using a first or a second detector

Phase detector

Phase estimating circuit and demodulating circuit