Advanced Electronic Communications SystemsComprehensive in scope and contemporary in coverage, this text explores modern digital and data communications systems, microwave radio communications systems, satellite communications systems, and optical fiber communications systems. |
Contents
Introduction | 1 |
Phase Shift Keying | 10 |
Quadrature Amplitude Modulation | 28 |
Copyright | |
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Common terms and phrases
amplifier amplitude angle antenna gain balanced modulator band bandwidth baseband binary bit rate block diagram BPSK called carrier frequency carrier power character chip code circuit clock companding Consequently converter data communications demodulator detector Determine device diode down-link encoding energy equal equivalent noise temperature error Ethernet fiber cables filter format frame graded-index fiber interface ISDN kbps laser light rays logic mastergroup Mbps microwave minimum bandwidth mode modem multiplexing node noise figure noise power optical fiber orbit output power packet parity path loss PCM code phase primary propagation pulse QPSK radio ratio refractive sample satellite system satellite transponder SDLC secondary station sequence shown in Figure spectrum step-index fiber Substituting into Equation supergroup switch synchronous TDMA terminal time-division multiplexing transmission rate transmit up-link voice-band channels voltage wavelength