Presentation 2011-05-26
An Analysis of a High-Order Delay-Locked Loop in the Presence of White Channel Noise and Nonwhite Multiple Access Interference
Keisuke NAGATA, Hisato FUJISAKA, Takeshi KAMIO, Kazuhisa HAEIWA,
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Abstract(in English) This manuscript reports a procedure and results of probabilistic analysis of non-coherent delay-locked loop (NC-DLL) used in asynchronous DS/CDMA communication with Markovian spreading sequences. Applying the quantization to communication channel noise, we then build a probabilistic network model of the NC-DLL. Moreover, the piecewise constant approximation of a part of internal signal of NC-DLL enables to apply the mean field analysis to the network model. Then, we estimate steady phase tracking error of the NC-DLL. We found that the estimation is validated by numerical simulation of the NC-DLL in channel noise and multiple access interference environments.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) DS/CDMA / spreading sequences / non-coherent delay-locked loop / probabilistic network / mean field theory / steady state
Paper # NLP2011-4
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Conference Information
Committee NLP
Conference Date 2011/5/19(1days)
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Paper Information
Registration To Nonlinear Problems (NLP)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) An Analysis of a High-Order Delay-Locked Loop in the Presence of White Channel Noise and Nonwhite Multiple Access Interference
Sub Title (in English)
Keyword(1) DS/CDMA
Keyword(2) spreading sequences
Keyword(3) non-coherent delay-locked loop
Keyword(4) probabilistic network
Keyword(5) mean field theory
Keyword(6) steady state
1st Author's Name Keisuke NAGATA
1st Author's Affiliation Faculty of Information Sciences, Hiorshima City University()
2nd Author's Name Hisato FUJISAKA
2nd Author's Affiliation Faculty of Information Sciences, Hiorshima City University
3rd Author's Name Takeshi KAMIO
3rd Author's Affiliation Faculty of Information Sciences, Hiorshima City University
4th Author's Name Kazuhisa HAEIWA
4th Author's Affiliation Faculty of Information Sciences, Hiorshima City University
Date 2011-05-26
Paper # NLP2011-4
Volume (vol) vol.111
Number (no) 62
Page pp.pp.-
#Pages 6
Date of Issue