Principles of Digital Communication |
Contents
Introduction | 6 |
DIGITAL REPRESENTATION OF SIGNALS | 145 |
OPTIMUM DETECTION AND PARAMETER ESTIMATION | 241 |
Copyright | |
5 other sections not shown
Common terms and phrases
ADPCM amplitude analytic signal approximately Assume average bandpass bandwidth BCH codes binary calculated channel capacity check sums circuit code vectors codec coder codewords communication systems companding Consider convolutional codes correct correlation corresponding cyclic codes decision decoder density detection detector DPCM encoder entropy envelope envelope detector equation equivalent erfc estimate Example filter Fourier frequency Gaussian giving H₁ Hamming code impulse response input Kb/s linear log2 loop lowpass matrix maximum minimum modulation noise obtained optimum receiver orthogonal output P₁ parameter parity bits parity check phase polynomial pulse quantization radar random process random variables S₁ sampling seen sequence shown in Fig signal spectrum speech statistics symbols syndrome t₁ Table technique theorem threshold transfer function transform transmission transmitted values variance W₁ waveforms zero