Presentation 2018-04-23
A study on packet collision reduction scheme using two step autonomous resource selection for LTE V2X
Tomoki Maruko, Shinpei Yasukawa, Riichi Kudo, Satoshi Nagata, Mikio Iwamura,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) Long term evolution V2X (LTE V2X) has been specified as the 3rd generation partnership project (3GPP) release 14 in 2017.LTE V2X has attracted a significant attention to improve intelligent transport systems (ITS). In LTE V2X, the direct communication which is termed as sidelink (SL) and the uplink/downlink communications are supported for road safety use cases. SL is expected to be used to realize the low latency communications. Thus, this paper proposes SL transmission scheme which reduces the packet collision rate caused by the concurrent resource reselection of other user equipments (UEs). In the proposed scheme, the UE which is going to conduct resource reselection in next transmission performs pre-resource selection, and notifies other UEs of resources virtually reserved by the UE. Effectiveness of proposed scheme is verified by computer simulation.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) LTE V2X / 3GPP / sidelink / Autonomous resource selection
Paper # RCS2018-9
Date of Issue 2018-04-16 (RCS)

Conference Information
Committee RCS
Conference Date 2018/4/23(2days)
Place (in Japanese) (See Japanese page)
Place (in English) Hotel New Tanaka, Yuda Onsen
Topics (in Japanese) (See Japanese page)
Topics (in English) Radio Access Technologies, etc.
Chair Hidekazu Murata(Kyoto Univ.)
Vice Chair Yukitoshi Sanada(Keio Univ.) / Eisuke Fukuda(Fujitsu Labs.) / Satoshi Suyama(NTT DoCoMo)
Secretary Yukitoshi Sanada(Toshiba) / Eisuke Fukuda(Hokkaido Univ.) / Satoshi Suyama
Assistant Tetsuya Yamamoto(Panasonic) / Koichi Ishihara(NTT) / Kazushi Muraoka(NTT DoCoMo) / Shinsuke Ibi(Osaka Univ.) / Hiroshi Nishimoto(Mitsubishi Electric)

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) A study on packet collision reduction scheme using two step autonomous resource selection for LTE V2X
Sub Title (in English)
Keyword(1) LTE V2X
Keyword(2) 3GPP
Keyword(3) sidelink
Keyword(4) Autonomous resource selection
1st Author's Name Tomoki Maruko
1st Author's Affiliation NTT DOCOMO(NTT DOCOMO)
2nd Author's Name Shinpei Yasukawa
2nd Author's Affiliation NTT DOCOMO(NTT DOCOMO)
3rd Author's Name Riichi Kudo
3rd Author's Affiliation NTT DOCOMO(NTT DOCOMO)
4th Author's Name Satoshi Nagata
4th Author's Affiliation NTT DOCOMO(NTT DOCOMO)
5th Author's Name Mikio Iwamura
5th Author's Affiliation NTT DOCOMO(NTT DOCOMO)
Date 2018-04-23
Paper # RCS2018-9
Volume (vol) vol.118
Number (no) RCS-12
Page pp.pp.49-53(RCS),
#Pages 5
Date of Issue 2018-04-16 (RCS)