Presentation 2016-01-22
Study on model of DC using mixed beta distribution
Masanao Kobayashi, Yoshitaka Tamaki, Kenta Umebayashi, Yasuo Suzuki,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) In this paper,we make variance models of Duty Cycle(DC) in the time domain and probability distribution density(PDF) models of DC in a period of time. In our previous work,there is deterministic average of DC models in the time dimension.On the other hand,DC in a short period of time is random and we confirmed that we can make a deterministic model of variance of DC in the time domain.Then,mixed beta distribution can make a better PDF model of DC in a period of time.We show the relational expression between mean and variance of DC in mixed beta distribution.Moreover,we make model of parameters of the relational expression by polynomial function about mean of DC and make a deterministic model in the time domain of distribution of DC.Finally,we examine the accuracy of the model and a number of parameters and show valid of it by Kullback-Leibler divergence.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Dynamic spectrum access / Smart spectrum access / Duty Cycle / spectrum usage models / mixed beta distribution
Paper # SR2015-83
Date of Issue 2016-01-14 (SR)

Conference Information
Committee SR
Conference Date 2016/1/21(2days)
Place (in Japanese) (See Japanese page)
Place (in English) Fukue-bunka-kaikan
Topics (in Japanese) (See Japanese page)
Topics (in English) Cognitive wireless network, Cross layer wireless technology, SDN, etc.
Chair Takeo Fujii(Univ. of Electro-Comm.)
Vice Chair Kenta Umebayashi(Tokyo Univ. of Agric. and Tech.) / Masayuki Ariyoshi(NEC)
Secretary Kenta Umebayashi(Shinshu Univ.) / Masayuki Ariyoshi(NICT)
Assistant Kazuto Yano(ATR) / Mamiko Inamori(Tokai Univ.) / Hiroyuki Shiba(NTT) / Gia Khanh Tran(Tokyo Inst. of Tech.)

Paper Information
Registration To Technical Committee on Smart Radio
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Study on model of DC using mixed beta distribution
Sub Title (in English)
Keyword(1) Dynamic spectrum access
Keyword(2) Smart spectrum access
Keyword(3) Duty Cycle
Keyword(4) spectrum usage models
Keyword(5) mixed beta distribution
1st Author's Name Masanao Kobayashi
1st Author's Affiliation Tokyo University of Agriculture and Technology(TUAT)
2nd Author's Name Yoshitaka Tamaki
2nd Author's Affiliation Tokyo University of Agriculture and Technology(TUAT)
3rd Author's Name Kenta Umebayashi
3rd Author's Affiliation Tokyo University of Agriculture and Technology(TUAT)
4th Author's Name Yasuo Suzuki
4th Author's Affiliation Tokyo University of Agriculture and Technology(TUAT)
Date 2016-01-22
Paper # SR2015-83
Volume (vol) vol.115
Number (no) SR-411
Page pp.pp.75-80(SR),
#Pages 6
Date of Issue 2016-01-14 (SR)