Presentation 1994/6/24
An analysis of sensitivity for ARMA four-line lattice filter
Yoshihiro Aketa, Miki Haseyama, Hideo Kitajima, Nobuo Nagai,
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Abstract(in English) An ARMA lattice filter which can synthesize signals after the signal analysis eeewithout transforming its structure has been proposed.The sensitivity analysis is important when the ARMA lattice filter is used for synthesizing a gignal,but it is not easy to theoretically analyze its sensitivity characteristic.In this paper,it is considered that the ARMA lattice filter has lower sensitivity than a direct form ARMA filter by some experiments.In the experiments,when the word length of lattice coefficients is varied,the movement of the transfer function′s pole and zero is se arched.Its sensitivity is compared with the direct form filter′s o ne by using a popular measure.After analyzing the sensitivity of each lattice filter′s coefficients,the differences among coefficie nts′ sensitivities are found.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) ARMA / lattice filter / coefficient′s sensitivity
Paper # CAS94-24,VLD94-24,DSP94-46
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Committee CAS
Conference Date 1994/6/24(1days)
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Registration To Circuits and Systems (CAS)
Language JPN
Title (in Japanese) (See Japanese page)
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Title (in English) An analysis of sensitivity for ARMA four-line lattice filter
Sub Title (in English)
Keyword(1) ARMA
Keyword(2) lattice filter
Keyword(3) coefficient′s sensitivity
1st Author's Name Yoshihiro Aketa
1st Author's Affiliation Research Institute for Electronic Science,Hokkaido University()
2nd Author's Name Miki Haseyama
2nd Author's Affiliation Department of Electronics,Faculty of Engineering,Hokkaido University
3rd Author's Name Hideo Kitajima
3rd Author's Affiliation Department of Electronics,Faculty of Engineering,Hokkaido University
4th Author's Name Nobuo Nagai
4th Author's Affiliation Research Institute for Electronic Science,Hokkaido University
Date 1994/6/24
Paper # CAS94-24,VLD94-24,DSP94-46
Volume (vol) vol.94
Number (no) 117
Page pp.pp.-
#Pages 6
Date of Issue