DocumentCode
2785015
Title
Design of demodulators using time-varying adaptive digital filters
Author
Lindquist, Claude S. ; Corral, Celestino A.
Author_Institution
Dept. of Electr. & Comput. Eng., Miami Univ., FL, USA
fYear
1990
fDate
12-14 Aug 1990
Firstpage
76
Abstract
A discussion is presented of the design of time-varying adaptive digital filters used for amplitude-shift keying (ASK), frequency-shift keying (FSK), and phase-shift keying (PSK) demodulation in communication systems. It is shown that these time-varying time domain algorithms require less computations and hence are more efficient than frequency domain algorithms. An efficient inversion technique is exploited in these time domain formulations. Simulations are presented and discussed
Keywords
adaptive filters; amplitude modulation; demodulators; digital filters; frequency shift keying; phase shift keying; amplitude-shift keying; demodulators; frequency-shift keying; inversion technique; phase-shift keying; time domain algorithms; time-varying adaptive digital filters; Adaptive filters; Amplitude shift keying; Demodulation; Digital filters; Fourier transforms; Frequency domain analysis; Frequency shift keying; Matrix converters; Phase shift keying; Time varying systems;
fLanguage
English
Publisher
ieee
Conference_Titel
Circuits and Systems, 1990., Proceedings of the 33rd Midwest Symposium on
Conference_Location
Calgary, Alta.
Print_ISBN
0-7803-0081-5
Type
conf
DOI
10.1109/MWSCAS.1990.140656
Filename
140656
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