.pi./4 QPSK digital demodulating apparatus and a method thereof
.pi./n shift phase-shift keying demodulator
Absolute phasing circuit
Acquisition of MR signals using multiple-quantum-coherence...
Adaptive demodulating method for generating replica and demodula
AFC circuit for QPSK demodulator
Apparatus and method for demodulating a modulated signal
Apparatus for digitally demodulating a narrow band modulated sig
Automatic frequency control method and circuit for correcting an
Bi-phase shift keying signal demodulation circuit for RDS receiv
BPSK demodulator using compound phase-locked loop
Built-in self test for a satellite demodulator
Carrier lock detector for a QAM system
Carrier phase synchronizing circuit capable of recovering carrie
Carrier recovery system and digital phase demodulator
Carrier wave synchronization for multi-level two-dimensional mod
Circuit for demodulating digital signal undergoing different...
Circuit for demodulating PSK modulated signal by differential-de
Circuit for detecting the locked condition of PSK or QAM
Circuit for detecting the locked condition of PSK or QAM demodul