Presentation 2019-10-11
A Technique for Licensed Spectrum Sharing between Space-Satellite and Terrestrial-Mobile Heterogeneous Multisystem
Rony Kumer Saha,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) This paper presents a technique for a multisystem to share the spectrum of one system to another. The multisystem incorporates an integrated satellite-mobile system and an autonomous terrestrial-mobile system (iSMS/aTMS) where the aTMS consists of numerous small cells deployed in several buildings, and the iSMS consists of a satellite station integrated with a Complementary Ground Component (CGC) station deployed along with small cells one-to-one basis within buildings. The proposed technique allows sharing the spectrum of iSMS with small cells by exploiting the high external wall penetration loss of a building. An interference management scheme to avoid the interference between CGC stations and small cells are presented. We derive capacity, spectral efficiency, and energy efficiency performance metrics for L buildings where . With extensive simulation and numerical analysis, we show the outperformance of the proposed technique over numerous existing techniques in terms of spectral efficiency and energy efficiency, satisfying the requirements for 5G systems. Finally, we list out numerous research issues to study in the future.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) satellitemobilecommunicationspectrum sharingin-buildingsmall cellseICIC5G
Paper # SAT2019-61
Date of Issue 2019-10-03 (SAT)

Conference Information
Committee SAT
Conference Date 2019/10/10(2days)
Place (in Japanese) (See Japanese page)
Place (in English) JR HAKATA CITY {10F RoomA+B}
Topics (in Japanese) (See Japanese page)
Topics (in English)
Chair Fumihiro Yamashita(NTT)
Vice Chair Hisashi Sujikai(NHK) / Hiroyasu Ishikawa(Nihon Univ.)
Secretary Hisashi Sujikai(NTT) / Hiroyasu Ishikawa(NHK)
Assistant Shinobu Nanba(KDDI Research) / Takuya Okura(NICT)

Paper Information
Registration To Technical Committee on Satellite Telecommunications
Language ENG
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) A Technique for Licensed Spectrum Sharing between Space-Satellite and Terrestrial-Mobile Heterogeneous Multisystem
Sub Title (in English)
Keyword(1) satellitemobilecommunicationspectrum sharingin-buildingsmall cellseICIC5G
1st Author's Name Rony Kumer Saha
1st Author's Affiliation KDDI Research, Inc.(KDDI Research)
Date 2019-10-11
Paper # SAT2019-61
Volume (vol) vol.119
Number (no) SAT-220
Page pp.pp.103-108(SAT),
#Pages 6
Date of Issue 2019-10-03 (SAT)