Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
RCS |
2023-10-19 10:55 |
Kagawa |
Kagawa University (Saiwai-cho Campus), and online (Primary: On-site, Secondary: Online) |
Fractional Spreading Factor for LoRa Signals and Its Demodulation Algorithm Ryoya Saito, Koichi Adachi, Takeo Fujii, Ryota Kumada (UEC) RCS2023-129 |
Recently, long-range wide area network (LoRaWAN), a low power wide area network (LPWAN) technology that facilitates long... [more] |
RCS2023-129 pp.7-12 |
MIKA (3rd) |
2023-10-11 14:30 |
Okinawa |
Okinawa Jichikaikan (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Experiment-based Evaluation of Three-dimensional Positioning using LPWAN at Construction Site, Part-II Kyosuke Nakano, Osamu Muta (Kyushu Univ.), Takuto Watanabe, Naohiro Ikeda (Tokyu Construction Co., Ltd.) |
Information and communication technologies have been made use in construction sites recently. At large-scale constructio... [more] |
|
CQ, MIKA (Joint) |
2023-08-31 16:55 |
Fukushima |
Tenjin-Misaki Sports Park |
Position Estimation Using LPWAN toward Non-Line-of-sight Three-dimensional Positioning at Construction Sites Kyosuke Nakano, Osamu Muta (Kyushu Univ.), Takuto Watanabe, Naohiro Watanabe (Tokyu Construction Co., Ltd.) CQ2023-31 |
Information and communication technologies have been made use in construction sites recently. At large-scale constructio... [more] |
CQ2023-31 pp.32-37 |
SR |
2023-05-11 13:25 |
Hokkaido |
Center of lifelong learning Kiran (Higashi Muroran) (Primary: On-site, Secondary: Online) |
LPWA concentrator using multi-antenna beamforming Keigo Saito, Takeo Fujii, Koji Ishibashi (UEC), Yu Shibata, Soma Toki, Hideki Endo (Tokyo Gas) SR2023-6 |
In recent years, information aggregation by wireless sensor network (WSN) has been attracted attention. WSN consists of ... [more] |
SR2023-6 pp.33-40 |
RCC, ISEC, IT, WBS |
2023-03-14 14:55 |
Yamaguchi |
(Primary: On-site, Secondary: Online) |
Kaito Ootsu, Shan Lu, Hiroshi Kamabe (Gifu Univ) IT2022-104 ISEC2022-83 WBS2022-101 RCC2022-101 |
The LoRaWAN (Long Range Wide Area Network) is a type of LPWAN communication protocol that is gaining attention due to it... [more] |
IT2022-104 ISEC2022-83 WBS2022-101 RCC2022-101 pp.230-235 |
SR, UWT (Joint) |
2023-01-26 13:00 |
Tokyo |
Takanawa Campus, Tokai Univ. (Primary: On-site, Secondary: Online) |
[Short Paper]
Water Level Monitoring System based on 429MHz LoRa with Packet Level Index Modulation Yudai Koike, Keita Takeda, Osamu Takyu (Shishu Univ.) SR2022-71 |
In recent years, abnormal weather events such as guerrilla torrential rains have been increasing, and flood damage is al... [more] |
SR2022-71 pp.1-6 |
RCS, NS (Joint) |
2022-12-16 09:55 |
Aichi |
Nagoya Institute of Technology, and Online (Primary: On-site, Secondary: Online) |
Position Estimation Using 920MHz-band LoRaWAN toward Three-dimensional Positioning at Construction Sites Kyosuke Nakano, Takahiro Inoue, Osamu Muta (Kyushu Univ.), Takuto Watanabe, Naohiro Ikeda (Tokyu Construction Co., Ltd.) RCS2022-199 |
Information and communication technologies have been made use in construction sites recently. At large-scale constructio... [more] |
RCS2022-199 pp.75-80 |
RCS, AP, UWT (Joint) |
2022-11-15 09:55 |
Fukuoka |
Kyushu University, and Online (Primary: On-site, Secondary: Online) |
Packet-Level Index Modulation in Duty Cycle Constraints for Each Frequency Channel Hiroto Shida, Kosuke Suzuki, Koichi Adachi (UEC), Osamu Takyu (Shinshu Univ.), Mai Ohta (Fukuoka Univ.), Takeo Fujii (UEC) RCS2022-156 |
(To be available after the conference date) [more] |
RCS2022-156 pp.7-12 |
RCS, AP, UWT (Joint) |
2022-11-16 14:30 |
Fukuoka |
Kyushu University, and Online (Primary: On-site, Secondary: Online) |
Floor Height Estimation Using 920 MHz-band LoRaWAN for Three-dimensional Position Estimation at Construction Sites Takahiro Inoue, Kyosuke Nakano, Osamu Muta (Kyushu Univ), Takuto Watanabe, Naohiro Ikeda (TOKYU CONSTRUCTION) RCS2022-169 |
Information and communication technologies have been made use in construction sites recently. At large-scale constructio... [more] |
RCS2022-169 pp.85-90 |
SAT, RCS (Joint) |
2022-08-26 10:40 |
Hokkaido |
(Primary: On-site, Secondary: Online) |
Channel Activity Detection Based Index Mapping Scheme for Packet-Level Index Modulation Kosuke Suzuki, Koichi Adachi (UEC), Mai Ohta (Fukuoka Univ.), Osamu Takyu (Shinshu Univ.), Takeo Fujii (UEC) RCS2022-122 |
Long range wide area network (LoRaWAN) attracts attention due to its ability to realize massive machine-type communicati... [more] |
RCS2022-122 pp.144-149 |
IN, RCS, NV (Joint) |
2022-05-26 09:30 |
Kanagawa |
Keio University (Hiyoshi Campus) (Primary: On-site, Secondary: Online) |
LiCo: Toward Lightweight Resolution of Signal Collisions in LoRaWAN Chenglong Shao, Osamu Muta (Kyushu Univ.) RCS2022-13 |
While Long Range Wide Area Network (LoRaWAN) has gathered remarkable attention, it experiences frequent LoRa signal coll... [more] |
RCS2022-13 pp.1-6 |
RCS, NS (Joint) |
2021-12-16 11:00 |
Nara |
Nara-ken Bunka Kaikan and Online (Primary: On-site, Secondary: Online) |
Flexible Index Mapping Scheme for Packet-Level Index Modulation Kosuke Suzuki, Koichi Adachi (UEC), Mai Ohta (Fukuoka Univ.), Osamu Takyu (Shinshu Univ.), Takeo Fujii (UEC) RCS2021-176 |
Long range wide area network (LoRaWAN) attracts attention due to its ability to realize massive machine-type communicati... [more] |
RCS2021-176 pp.7-12 |
CQ, MIKA (Joint) |
2021-09-10 09:50 |
Online |
Online |
Dude, Are You Approaching Me? Detecting Close Physical Contact via Unlicensed LPWAN Signals Chenglong Shao, Osamu Muta (Kyushu Univ.) CQ2021-51 |
Recognizing if two objects are in close physical contact (CPC) is the basis of various Internet-of-Mobile-Things service... [more] |
CQ2021-51 pp.65-70 |
SR |
2021-05-21 11:15 |
Online |
Online |
Channel Allocation for LoRaWAN Considering Intra-System and Inter-System Interferences Shinichiro Kakuda, Yudai Yamazaki, Keita Katagiri, Takeo Fujii (UEC), Osamu Takyu (Shinshu Univ.), Mai Ohta (Fukuoka Univ.), Koichi Adachi (UEC) SR2021-12 |
In low power wide area network (LPWAN), intra-system and inter-system interferences have become a crucial issue due to a... [more] |
SR2021-12 pp.79-85 |
NS, IN (Joint) |
2020-03-05 09:50 |
Okinawa |
Royal Hotel Okinawa Zanpa-Misaki (Cancelled but technical report was issued) |
Efficient LPWA network coverage method inspired from satellite behavior of Japanese tree frogs Yushi Hosokawa, Daichi Kominami (Osaka Univ.), Ikkyu Aihara (Univ. of Tsukuba), Masayuki Murata (Osaka Univ.) IN2019-86 |
There have been many studies on biomimetics have applied swarm intelligence to network control. For that purpose, we are... [more] |
IN2019-86 pp.61-66 |
RCS, SR, SRW (Joint) |
2020-03-06 15:10 |
Tokyo |
Tokyo Institute of Technology (Cancelled but technical report was issued) |
[Invited Lecture]
Resource Allocation Strategy for LoRa Networks under Imperfect Spreading Factor Orthogonality Megumi Kaneko (NII) RCS2019-395 |
Low-Power Wide-Area Network (LPWAN) based on LoRa physical layer is envisioned as one of the most promising technologies... [more] |
RCS2019-395 p.379 |
SR |
2019-11-05 10:50 |
Overseas |
Rutgers University Inn & Conference Center, NJ, USA |
[Poster Presentation]
Evaluation of radio propagation characteristics with Various Antenna High for 920MHz frequency sharing Ryota Sugimoto, Osamu Takyu (Shinshu Univ.), Koichi Adachi (UEC), Mai Ohta (Fukuoka Univ.), Takeo Fujii (UEC) SR2019-79 |
LPWAN is widely used for IoT because it can communicate over long distances and with low power consumption. However, whe... [more] |
SR2019-79 pp.41-42 |
CCS, IN (Joint) |
2019-08-01 16:55 |
Hokkaido |
KIKI SHIRETOKO NATURAL RESORT |
[Invited Talk]
Aero, Terra, Human: Next Generation Disaster Response Platform Mianxiong Dong (Muroran IT) IN2019-17 |
Information services are playing a very important role in digital/virtual asset protection and crucial phase during disa... [more] |
IN2019-17 p.19 |
SeMI, RCS, NS, SR, RCC (Joint) |
2019-07-11 13:00 |
Osaka |
I-Site Nanba(Osaka) |
[Invited Lecture]
* Takeshi Ogawa (Tokyo Denki Univ.) RCC2019-37 NS2019-73 RCS2019-130 SR2019-49 SeMI2019-46 |
The cloud is expected to realize advanced IoT services by using IoT machines such as many sensors installed outdoors. Al... [more] |
RCC2019-37 NS2019-73 RCS2019-130 SR2019-49 SeMI2019-46 pp.125-126(RCC), pp.151-152(NS), pp.147-148(RCS), pp.157-158(SR), pp.139-140(SeMI) |
RCS |
2019-06-19 09:50 |
Okinawa |
Miyakojima Hirara Port Terminal Building |
Indoor Path Loss Measurements at 900 MHz Band Using LoRaWAN Terminals Wakaba Tsujimoto, Toshihiko Nishimura, Takeo Ohgane, Yasutaka Ogawa, Junichiro Hagiwara (Hokkaido Univ.) RCS2019-39 |
Among low power wide area networks (LPWANs) which offer a power-saving transmission with a wide area coverage at low cos... [more] |
RCS2019-39 pp.13-18 |