Presentation 2015/1/15
Path Loss Prediction Model for Microcell Environment in High-SHF and EHF Band
Koshiro KITAO, Tetsuro IMAI, Ngochao TRAN, Nobutaka OMAKI, Yukihiko OKUMURA, Motoharu SASAKI, Wataru YAMADA,
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Abstract(in English) Fifth generation mobile communication systems (5G) is actively investigated to increase the system capacity. To increase system capacity, utilization of high-SHF and EHF band is investigated, because these bands have possibility of assignment of relatively wide band. In this report, we investigate path loss prediction model for NLOS microcell environment in above mentioned band based measured path loss data of real environment. Moreover, site-general type path loss prediction model is studied which is easy to utilized for radio link design. More specifically, frequency extension of the path loss prediction model for under 6GHz which is defined in ITU-R M. 2135 is investigated. As frequency term of the original M. 2135 path loss prediction model is replaced by that of measurement regression result of 20.5 log (f), the prediction error of the modified M. 2135 model is improved.
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Keyword(in English) Mobile Propagation / 5G Mobile Communication Systems / High-SHF/EHF / Path Loss Prediction Model
Paper # A・P2014-174
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Committee AP
Conference Date 2015/1/15(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
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Title (in English) Path Loss Prediction Model for Microcell Environment in High-SHF and EHF Band
Sub Title (in English)
Keyword(1) Mobile Propagation
Keyword(2) 5G Mobile Communication Systems
Keyword(3) High-SHF/EHF
Keyword(4) Path Loss Prediction Model
1st Author's Name Koshiro KITAO
1st Author's Affiliation NTT DOCOMO, INC.()
2nd Author's Name Tetsuro IMAI
2nd Author's Affiliation NTT DOCOMO, INC.
3rd Author's Name Ngochao TRAN
3rd Author's Affiliation NTT DOCOMO, INC.
4th Author's Name Nobutaka OMAKI
4th Author's Affiliation NTT DOCOMO, INC.
5th Author's Name Yukihiko OKUMURA
5th Author's Affiliation NTT DOCOMO, INC.
6th Author's Name Motoharu SASAKI
6th Author's Affiliation NTT Access Network Service Systems Laboratories
7th Author's Name Wataru YAMADA
7th Author's Affiliation NTT Access Network Service Systems Laboratories
Date 2015/1/15
Paper # A・P2014-174
Volume (vol) vol.114
Number (no) 396
Page pp.pp.-
#Pages 6
Date of Issue