Presentation 2019-12-06
Study of Transmission Power Control and Spreading Factor Control for Wireless Network using Radio Environment Monitoring in 920MHz Band
Hiroaki Sudo, Kazuhiro Kosaka, Akihiko Odani, Noriyuki Gejoh, Takeshi Yasunaga,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) In Internet of Things (IoT) era, the demand for Wireless Networks that can accommodate a wide range of terminals at low cost is increasing. For this reason, the development of low-power wide-area (LPWA) wireless network (NW) is actively underway. In the future, this further increase in this development is expected. In particular, since multiple LPWA systems which use 920MHz unlicensed band are operated simultaneously in the same area, there is concern that the radio interference problem between multiple standards wireless communication systems will become serious. Therefore, we are considering analysis of radio wave environment using information on radio interference from other communication devices not managed by own NW in addition to radio wave conditions from terminals and gateways managed by own NW. Further, we are considering NW control in 920MHz band using the result of analyzing the radio wave environment. This paper presents results of studies on transmission power control and spreading factor control in 920MHz wireless NW control we have studied so far.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) 920MHz / LPWA / LoRa / Wi-SUN / Transmission Power Control / Spreading Factor Control / Interference / Radio Environment Monitoring
Paper # SR2019-109
Date of Issue 2019-11-28 (SR)

Conference Information
Committee SR
Conference Date 2019/12/5(2days)
Place (in Japanese) (See Japanese page)
Place (in English) Ishigaki City Hall (Ishigaki Island)
Topics (in Japanese) (See Japanese page)
Topics (in English) cognitive radio, machine learning application, heterogeneous network, SDN, IoT etc.
Chair Masayuki Ariyoshi(NEC)
Vice Chair Suguru Kameda(Tohoku Univ.) / Osamu Takyu(Shinshu Univ.) / Kentaro Ishidu(NICT)
Secretary Suguru Kameda(ATR) / Osamu Takyu(Univ. of Electro-Comm.) / Kentaro Ishidu(Mie Univ.)
Assistant Mai Ohta(Fukuoka Univ.) / Teppei Oyama(Fujitsu Lab.) / Kentaro Kobayashi(Nagoya Univ.)

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 of Transmission Power Control and Spreading Factor Control for Wireless Network using Radio Environment Monitoring in 920MHz Band
Sub Title (in English)
Keyword(1) 920MHz
Keyword(2) LPWA
Keyword(3) LoRa
Keyword(4) Wi-SUN
Keyword(5) Transmission Power Control
Keyword(6) Spreading Factor Control
Keyword(7) Interference
Keyword(8) Radio Environment Monitoring
1st Author's Name Hiroaki Sudo
1st Author's Affiliation Panasonic Corporation(Panasonic)
2nd Author's Name Kazuhiro Kosaka
2nd Author's Affiliation Panasonic Corporation(Panasonic)
3rd Author's Name Akihiko Odani
3rd Author's Affiliation Panasonic Corporation(Panasonic)
4th Author's Name Noriyuki Gejoh
4th Author's Affiliation Panasonic Corporation(Panasonic)
5th Author's Name Takeshi Yasunaga
5th Author's Affiliation Panasonic Corporation(Panasonic)
Date 2019-12-06
Paper # SR2019-109
Volume (vol) vol.119
Number (no) SR-325
Page pp.pp.123-129(SR),
#Pages 7
Date of Issue 2019-11-28 (SR)