Цифровая модуляция QAM / PAM General QAM Demodulator Baseband General QAM Modulator Baseband Rectangular QAM Modulator Baseband Rectangular QAM Demodulator Baseband OFDM OFDM Modulator OFDM Demodulator PM BPSK Baseband Modulator BPSK Baseband Demodulator DQPSK Modulator Baseband DQPSK Demodulator Baseband QPSK Baseband Demodulator QPSK Baseband Modulator