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Title
Japanese: 
English:Alternating Distribution of Poles of Power-Symmetric IIR Filters 
Author
Japanese: 上田 永人, 渡部 英二, 西原 明法.  
English: Nagato Ueda, Eiji Watanabe, Akinori Nishihara.  
Language English 
Journal/Book name
Japanese: 
English: 
Volume, Number, Page        
Published date Dec. 2010 
Publisher
Japanese: 
English:APSIPA 
Conference name
Japanese: 
English:APSIPA2010 
Conference site
Japanese:シンガポール 
English: 
Official URL http://apsipa2010.i2r.a-star.edu.sg/v3/index.shtml
 
Abstract In power-symmetric IIR filters realized by parallel of two allpass filters, it is empirically known that poles of two allpass filters alternate on imaginary axis. We prove this fact in this paper using a property of reactance functions.

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