相位键控

phase shift keying keying plate keying keying absorber chroma keying frequency keying keying relay keying pulse electronic keying skip keying keying interference phase-shift keying differential phase-shift keying phase-shift keying (PSK) quarternary phase-shift keying coherent phase-shift keying minimum phase shift keying quarternary phase-shift keying (QPSK) binary phase-shift keying (BPSK) differential phase-shift keying (DPSK) telegraphic keying