DocumentCode
2905699
Title
Demodulation of BFSK signals by adaptive digital notch filtering
Author
Kadambari, Kaluri ; Rangarao, Kaluri V. ; Mallik, Ranjan K.
Author_Institution
Sch. of Electr. & Comput. Eng., Oklahoma State Univ., Stillwater, OK, USA
fYear
2000
fDate
2000
Firstpage
217
Lastpage
219
Abstract
We analyze a demodulation technique in which a sampled version of a BFSK signal is passed through an adaptive digital notch filter that estimates and tracks the instantaneous frequency of the incoming signal. By smoothing of the estimated instantaneous frequency sequence followed by a hard decision, we obtain the demodulated signal
Keywords
adaptive filters; demodulation; digital filters; frequency estimation; frequency shift keying; notch filters; sequential estimation; signal sampling; smoothing methods; BFSK signals; adaptive digital notch filtering; demodulated signal; demodulation; estimated instantaneous frequency sequence; frequency estimation; hard decision; instantaneous frequency tracking; signal sampling; smoothing; Adaptive filters; Band pass filters; Demodulation; Digital filters; Filtering; Frequency conversion; Frequency estimation; Parameter estimation; Signal analysis; Signal processing;
fLanguage
English
Publisher
ieee
Conference_Titel
Personal Wireless Communications, 2000 IEEE International Conference on
Conference_Location
Hyderabad
Print_ISBN
0-7803-5893-7
Type
conf
DOI
10.1109/ICPWC.2000.905806
Filename
905806
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