Presentation 2019-04-18
Dynamic Control Method for Multi Radio Interface with Strategy Management Architecture for Wireless Resource Optimization (WiSMA)
Toshiro Nakahira, Tomoki Murakami, Hirantha Abeysekera, Koichi Ishihara, Takafumi Hayashi, Yasushi Takatori,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) While radio traffic continues to increase, available frequency bands are limited. It is important to increase radio resources in order to use limited bands efficiently. In this research, we consider high density cells allocation as an approach to increase wireless resources. The next-generation wireless LAN, IEEE 802.11ax realizes simultaneous transmission between cells by flexibly adjusting the carrier detection level of CSMA/CA (carrier sense multiple access with collision avoidance). On the other hand, the effect of simultaneous transmission may be decreased depending on some problems such as mixed standards environments or communication quality decreased. In this paper, we propose two novel multi radio interface control schemes by using Strategy management architecture for wireless resource optimization (WiSMA) which have been examined to realize dynamic wireless resource control with low control cost. We show the effect of each proposed scheme in the environment where the problems are mixed by computer simulation, and clarify that the effect can be derived by applying the proposed schemes according to the communication environment.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Strategy management architecture for wireless resource optimization (WiSMA) / multi radio interface / spatial reuse / IEEE 802.11ax
Paper # RCS2019-1
Date of Issue 2019-04-11 (RCS)

Conference Information
Committee RCS
Conference Date 2019/4/18(2days)
Place (in Japanese) (See Japanese page)
Place (in English) Noboribetsu Grand Hotel
Topics (in Japanese) (See Japanese page)
Topics (in English) Railroad Communications, Inter-Vehicle Communications, Road to Vehicle Communications, Radio Access Technologies, Wireless Communications, etc.
Chair Tomoaki Otsuki(Keio Univ.)
Vice Chair Eisuke Fukuda(Fujitsu Labs.) / Satoshi Suyama(NTT Docomo) / Fumiaki Maehara(Waseda Univ.)
Secretary Eisuke Fukuda(Hokkaido Univ.) / Satoshi Suyama(NTT) / Fumiaki Maehara
Assistant Kazushi Muraoka(NTT DocomoO) / Shinsuke Ibi(Osaka Univ.) / Hiroshi Nishimoto(Mitsubishi Electric) / Koichi Adachi(Univ. of Electro-Comm.) / Osamu Nakamura(Sharp)

Paper Information
Registration To Technical Committee on Radio Communication Systems
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Dynamic Control Method for Multi Radio Interface with Strategy Management Architecture for Wireless Resource Optimization (WiSMA)
Sub Title (in English)
Keyword(1) Strategy management architecture for wireless resource optimization (WiSMA)
Keyword(2) multi radio interface
Keyword(3) spatial reuse
Keyword(4) IEEE 802.11ax
1st Author's Name Toshiro Nakahira
1st Author's Affiliation NTT(NTT)
2nd Author's Name Tomoki Murakami
2nd Author's Affiliation NTT(NTT)
3rd Author's Name Hirantha Abeysekera
3rd Author's Affiliation NTT(NTT)
4th Author's Name Koichi Ishihara
4th Author's Affiliation NTT(NTT)
5th Author's Name Takafumi Hayashi
5th Author's Affiliation NTT(NTT)
6th Author's Name Yasushi Takatori
6th Author's Affiliation NTT(NTT)
Date 2019-04-18
Paper # RCS2019-1
Volume (vol) vol.119
Number (no) RCS-8
Page pp.pp.1-6(RCS),
#Pages 6
Date of Issue 2019-04-11 (RCS)