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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| RCS, SR, SRW (Joint) |
2024-03-13 17:05 |
Tokyo | The University of Tokyo (Hongo Campus), and online (Primary: On-site, Secondary: Online) |
CRDSA/IRSA Based Adaptive Transmission Control Considering Available Channels Difference among Terminals in Satellite IoT Systems Kansuke Kumazawa, Hiraku Okada (Nagoya Univ.), Koyo Tategami, Daisuke Goto, Munehiro Matsui, Kiyohiko Itokawa, Fumihiro Yamashita (NTT), Masaaki Katayama (Nagoya Univ.)  RCS2023-268 |
In a satellite IoT system using a 920-MHz band LPWA, each terminal's available channel differs, and the number of packet... [more] | RCS2023-268 pp.83-88 |
| RCS, SR, SRW (Joint) |
2024-03-13 15:00 |
Tokyo | The University of Tokyo (Hongo Campus), and online (Primary: On-site, Secondary: Online) |
[Invited Talk]
Research and Development of Self-Managed Wireless Networks Using Drones in Mountainous Areas Hiraku Okada (Nagoya Univ.) SRW2023-56 |
This paper introduces research and development of self-managed wireless networks using drones in mountainous areas. To ... [more] |
SRW2023-56 pp.53-58 |
| IA, SITE, IPSJ-IOT [detail] | 2024-03-12 10:45 |
Okinawa | Miyakojima City Future Creation Center (Primary: On-site, Secondary: Online) |
Comparison of Spanning Trees by Applying Plumtree to a Disaster Notification Wireless Mesh Network to Shortest Path Trees Tomoki Okuda (Kogakuin Univ), Masaaki Ohnishi (NOHMI BOSAI), Ryohei Banno (Kogakuin Univ) SITE2023-69 IA2023-75 |
In the event of a national disaster such as a huge Nanlai Trough earthquake, large-scale communication failures are expe... [more] | SITE2023-69 IA2023-75 pp.7-11 |
| IA, SITE, IPSJ-IOT [detail] | 2024-03-14 11:00 |
Okinawa | Miyakojima City Future Creation Center (Primary: On-site, Secondary: Online) |
Experimental Evaluation for TCP Performance with Multiple Flows using Private LoRa Interface Jumpei Sakamoto, Daiki Nobayashi, Kazuya Tsukamoto, Takeshi Ikenaga (Kyutech), Goshi Sato, Kenichi Takizawa (NICT) SITE2023-111 IA2023-117 |
Low-power wide-area (LPWA) is a major communication technology for the Internet of Things (IoT). However, since LPWA doe... [more] | SITE2023-111 IA2023-117 pp.271-275 |
| SeMI, IPSJ-UBI, IPSJ-MBL | 2024-02-29 15:30 |
Fukuoka | Onga River Management Using LPWA Masayoshi Ohashi, Takumi Tsuno, Ryunosuke Watanabe, Makoto Misumi, Shintaro Mori (Fukuoka Univ.), Koki Ozono, Hiroki Muramasu (Advantech), Ryuji Yonezawa (Nogata City) SeMI2023-76 |
In recent years, record-breaking rainfalls and typhoons have been occurring in many parts of Japan due to global warming... [more] | SeMI2023-76 pp.31-36 |
|
| SIP, IT, RCS | 2024-01-18 15:45 |
Miyagi | (Primary: On-site, Secondary: Online) |
Chirp Index Space Partitioning Based Multiple Access Technique Hinata Sakamoto, Koichi Adachi (UEC) IT2023-45 SIP2023-78 RCS2023-220 |
With the development and diffusion of IoT technologies, demand for low-power wide-area networks (LPWANs) that enable long... [more] | IT2023-45 SIP2023-78 RCS2023-220 pp.76-81 |
| OCS, CS (Joint) |
2024-01-11 14:45 |
Kagoshima | Coverage expansion of 920MHz band multi-hop wireless communication underwater using optical wireless technologies Ryusei Oikawa, Nagataka Higaki, Naoto Yoshimoto (CIST) OCS2023-58 |
Recently the need for real-time sensing of underwater environments is increasing. Multi-hop wireless communications usin... [more] | OCS2023-58 pp.7-12 |
|
| ITS, WBS, RCC | 2023-12-21 15:40 |
Okinawa | (Primary: On-site, Secondary: Online) |
Consideration of detection method combining beat frequency and correlation for ranging in LoRa systems Shoji Natsumi, Ono Kouhei (Meiji Univ) WBS2023-46 ITS2023-29 RCC2023-40 |
This paper discusses a ranging scheme using LoRa that uses narrower bandwidth chirp signal for finding lost objects in i... [more] | WBS2023-46 ITS2023-29 RCC2023-40 pp.92-97 |
| ITS, WBS, RCC | 2023-12-22 10:30 |
Okinawa | (Primary: On-site, Secondary: Online) |
Research on the LoRaWAN Communication Range around Gunma University's Aramaki Campus Keiji Jimi, Shinichi Nishida, Hiroto Kotake, Hiroyuki Oku, Yoichi Shiraishi, Minoru Yamaji, Kazuhiro Motegi, Takahiko Kawawi, Ayako Yano, Mikya Araki, Kenji Amagai, Nobuaki Nakazawa, Naoya Ohta (Gunma Univ.) WBS2023-52 ITS2023-35 RCC2023-46 |
The Internet of Things has attracted attention for analyzing a large amount of data measured by sensors. The Internet of... [more] | WBS2023-52 ITS2023-35 RCC2023-46 pp.123-127 |
| NS, RCS (Joint) |
2023-12-15 17:35 |
Fukuoka | Kyushu Institute of Technology Tobata campus, and Online (Primary: On-site, Secondary: Online) |
Experimental Study on Optimization of Frame Length for LPWA Mobile Communication Environment Goshi Sato, Kenichi Takizawa (NICT), Daiki Nobayashi, Kazuya Tsukamoto, Takeshi Ikenaga (Kyutech) NS2023-158 |
Low-power wide-area (LPWA) communications using the 920 MHz band are widely used as a tool that can be easily installed ... [more] | NS2023-158 pp.187-192 |
| KBSE, SC | 2023-11-17 16:45 |
Miyagi | Sento Kaikan | An examination of LoRa communications in Chikuma city Kazutaka Kikuta, Ken. T. Murata (NICT), Kazuki Kobayashi (Shinshu Univ.), Takamichi Mizuhara, Masataka Morioka, Toshiki Aoki (CLT) KBSE2023-39 SC2023-22 |
The Chikuma City Anzu Project (Ambient Networking via Zonal Ubiquitous project) is a regional collaborative ICT (informa... [more] | KBSE2023-39 SC2023-22 pp.40-42 |
| SR | 2023-11-10 14:30 |
Miyagi | (Primary: On-site, Secondary: Online) |
[Technology Exhibit]
An Implementation of Differential Packet-Level Index Modulation Mai Ohta (Fukuoka Univ.), Hiroki Matsuura (Natane eICT Lab.), Hitoshi Yamasaki, Makoto Taromaru (Fukuoka Univ.) SR2023-61 |
This paper reports on the implementation and evaluation of DPLIM (Differential Packet-Level Index Modulation), which the... [more] | SR2023-61 pp.68-73 |
| 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]
Design and Evaluation of LPWA based Remote Control Protocol for Sluice Gate Ryunosuke Watanabe, Shintaro Mori, Makoto Misumi, Masayoshi Ohashi (Fukuoka University) |
Nogata city manages the sluice gates along the Onga river. Most operators are elderly and few followers available. In ad... [more] | |
| 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] | |
| NS | 2023-10-06 10:00 |
Hokkaido | Hokkaidou University + Online (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Initial Evaluation of LPWA Sensing System for Plantations Daiki Sugiyama (Shibaura Inst. of Tech.), Shota Ono, Eri Hosonuma, Yuuki Nishiyama, Kaoru Sezaki (Univ. of Tokyo), Taku Yamazaki, Takumi Miyoshi (Shibaura Inst. of Tech.) NS2023-92 |
Smart agriculture, which cultivates crops based on information collected by sensors, can improve the efficiency of agric... [more] | NS2023-92 pp.117-120 |
| RCS, SAT (Joint) |
2023-08-31 09:00 |
Nagano | Naganoken Nokyo Building, and online (Primary: On-site, Secondary: Online) |
CRDSA/IRSA Based Transmission Control Considering Available Channels Difference and Fairness among Terminals in Satellite IoT Systems Kansuke Kumazawa, Hiraku Okada (Nagoya Univ.), Munehiro Matsui, Koyo Tategami, Daisuke Goto, Kiyohiko Itokawa, Fumihiro Yamashita (NTT), Masaaki Katayama (Nagoya Univ.) SAT2023-33 |
(To be available after the conference date) [more] | SAT2023-33 pp.1-6 |
| 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 |
| CS | 2023-07-27 14:35 |
Tokyo | Hachijo-machi Chamber of Commerce and Industry | [Special Invited Talk]
Research and Development of LPWA Applications in Akita Kazuya Suzuki (Akita Prefectural Univ.) CS2023-43 |
(To be available after the conference date) [more] | CS2023-43 p.89 |
| SeMI, RCS, RCC, NS, SR (Joint) |
2023-07-12 13:30 |
Osaka | Osaka University Nakanoshima Center + Online (Primary: On-site, Secondary: Online) |
Development and evaluation of a mesh network system for observing health status of victims utilizing long-range low-power wireless communications Takuto Shudo, Hiroshi Yamamoto (Ritsumeikan Univ.) NS2023-36 |
In recent years, the number of mountain accidents in Japan is increasing, and it can be difficult for the victims to req... [more] | NS2023-36 pp.21-26 |
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