Carrier lock detector for a QAM system
Carrier recovery system and digital phase demodulator
Carrier wave synchronization for multi-level two-dimensional mod
Circuit for demodulating PSK modulated signal by differential-de
Clock driven data sampling circuit
Coherent demodulator preceded by non-coherent demodulator and au
Coherent PSK detector not requiring carrier recovery
Coherently demodulating arrangement including quasi-coherent dem