218994 ⎘
Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal; Modifications of demodulators to reject or remove amplitude variations by means of locked-in oscillator circuits the oscillator being part of a phase locked loop using at least twophase detectors in the loop
Reception device, reception method, recording medium for receiving signals
#2Orthogonality detector, and quadrature demodulator and sampling quadrature demodulator using detector thereof
#3Method for acquiring timing and carrier synchronization of offset-QPSK modulated signals
#4Orthogonality detector, and quadrature demodulator and sampling quadrature demodulator using detector thereof