Digital Communications: Fundamentals and Applications

algorithm amplitude antenna Assume average band bandwidth baseband binary bit error probability block codes BPSK branch word carrier channel chip ciphertext code symbols code vector codeword coefficients communication system compute convolutional codes correlator data rate decision decoder demodulator detector distance downlink E/No Eb/No EIRP encoder encryption energy envelope detector Equation error pattern error performance example FDMA frequency hopping IEEE Trans illustrates input signal interleaver jammer jamming linear loop M-ary matched filter maximum minimum modulation multiple access noise figure noise power noncoherent orthogonal output parameters path phase polynomial power spectral density pulse QPSK quantization random ratio received signal result S₁ s₁(t sample satellite sequence shift keying shift register shown in Figure signal power signal set slot spectrum spread-spectrum symbol error synchronization t₁ TDMA techniques transmission transmitted trellis uplink versus Viterbi waveform zero