Digital Signal Processing in Telecommunications
F.A. Westall, S.F.A. Ip
Springer US, Jul 31, 1993 - Technology & Engineering - 486 pages
Digital Signal Processing in Telecommunications aims to provide a practical insight into the way in which digital signal processing (DSP) technology is exploited across a broad range of telecommunications applications. The book also provides relevant background, as well as state-of-the-art material on recent and future development of DSP technology and applications.
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Fixed filtering a review and some new ideas
Adaptive filters a review of techniques
Adaptive filtering applications in telephony
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achieved acoustic adaptive filter ADPCM amplitude analogue analysis applications architecture bit rate block codes BT Laboratories CCITT CELP channel Chapter circuit coder codeword array coefficients complexity components convergence datapump delay digital filter digital signal processing DSP computer DSP device echo canceller emulator encoder equation error example finite impulse response FIR filter floating-point formant frame frequency function hardware IEEE IEEE Trans implementation impulse response input signal interface kbit/s lattice LMS algorithm loop memory method Mod(N modem modulation NML decoder noise nonlinear operation output parameters performance phase Proc IEEE processor produced PSTN pulse quantization receiver reduced samples sequence shown in Fig simulation Skyphone spectral speech codec speech encoding speech quality speech signal standard symbol interval synchronization techniques telecommunications telephone transform transmission transmitted values vector vocal tract voiceband waveform zero