Introduction to Digital CommunicationSignal-space methods provide a unifying framework for modulation, detection and coding concpets. Three chapters on coding provide valuable design information for communications systems |
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amplitude antenna assumed average bandpass bandwidth base station baseband BCH codes binary bit error probability block code BPSK calculated CDMA cellular Chapter codeword coefficients coherent communication system components Consider convolutional code correlation decoding defined delay demodulator denoted density function detection diagram DPSK E/No encoder equal error patterns example Fourier transform given Hamming code Hamming distance IEEE Trans illustrated in Figure input interference jammer linear loop lowpass M-ary matched filter mobile modulation schemes modulo-2 multipath noise noncoherent OQPSK orthogonal output P₁ path loss performance phase phase-locked loop plot polynomial power spectral density pulse QPSK quadrature random process random variable Rayleigh fading received signal referred Ricean sample satellite sequence shown in Figure signal-to-noise ratio spectrum spread-spectrum spreading code symbol error synchronization techniques tion transmission transmitted signal trellis values variance vector Viterbi waveform zero