Presentation 2002/2/26
A Study on Constrained Adaptive Line Enhancer
James Okello, Hiroshi Ochi, Yoshio Itoh,
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Abstract(in English) In this paper, we propose an adaptive algorithm for adaptive line enhancer (ALE). The two constrains that are considered are the unit norm constrain and zeros constrain. By incorporating these two constrains, we show that the effect of a white disturbance signal on to the convergence of the ALE is eliminated in the mean sense. Furthermore, by introducing a control mechanism, the stability and convergence of the system is guaranteed even if there is a sudden change in the frequency of the input sinusoidal signal. Simulation results that are presented, verify these properties.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) ALE / Notch filter / Frequency estimation / Bias
Paper # CS2001-142
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Committee CS
Conference Date 2002/2/26(1days)
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Language ENG
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) A Study on Constrained Adaptive Line Enhancer
Sub Title (in English)
Keyword(1) ALE
Keyword(2) Notch filter
Keyword(3) Frequency estimation
Keyword(4) Bias
1st Author's Name James Okello
1st Author's Affiliation Dept. of Comp. and Inf. Eng., Kyushu Institute of Technology()
2nd Author's Name Hiroshi Ochi
2nd Author's Affiliation Dept. of Comp. and Inf. Eng., Kyushu Institute of Technology
3rd Author's Name Yoshio Itoh
3rd Author's Affiliation Dept. of Elec. and Electron. Eng., Tottori University
Date 2002/2/26
Paper # CS2001-142
Volume (vol) vol.101
Number (no) 670
Page pp.pp.-
#Pages 8
Date of Issue