Title :
Statistical AM-FM processing of signals
Author :
Pai, Wan-Chieh ; Doerschuk, Peter C.
Author_Institution :
Dept. of Electr. & Comput. Eng., Purdue Univ., West Lafayette, IN, USA
Abstract :
A model-based demodulation algorithm for extracting AM and FM modulations from a signal based on a statistical dynamic model of the signal using an extended Kalman filter is described and a speech-analysis application is shown
Keywords :
Kalman filters; amplitude modulation; demodulation; filtering theory; frequency modulation; nonlinear filters; speech processing; statistical analysis; audio analysis; audio coding; extended Kalman filter; model-based demodulation algorithm; signal processing; speech coding; speech-analysis application; statistical AM-FM processing; statistical dynamic model; Band pass filters; Bandwidth; Demodulation; Equations; Frequency estimation; Interpolation; Noise measurement; Sampling methods; Signal processing; Speech;
Conference_Titel :
Time-Frequency and Time-Scale Analysis, 1998. Proceedings of the IEEE-SP International Symposium on
Conference_Location :
Pittsburgh, PA
Print_ISBN :
0-7803-5073-1
DOI :
10.1109/TFSA.1998.721482
