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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 |
| IN, ICTSSL, IEE-SMF | 2023-10-19 10:00 |
Fukuoka | Fukuoka University | A Study on Victim Localization Method based on Radio Propagation using Unmmaned Aerial Vehicle Itsuki Mkouyasu, Makoto Kobayashi, Koichi Shin, Masahiro Nishi (HCU) ICTSSL2023-24 |
Landslide disasters caused by torrential rains and typhoons have brought extensive damage. Unmanned aerial vehicles (UA... [more] |
ICTSSL2023-24 pp.1-5 |
| 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 |
| EST, MW, EMT, OPE, MWPTHz, IEE-EMT [detail] | 2023-07-20 13:50 |
Hokkaido | Muroran Institute of Technology (Primary: On-site, Secondary: Online) |
A study on shadowing caused by a metallic object placed near LCX antenna of 920MHz-band RFID system Eisai Nagahari, Tomoyuki Furuichi, Takashi Shiba, Noriharu Suematsu (Tohoku Univ.) EMT2023-30 MW2023-48 OPE2023-30 EST2023-30 MWPTHz2023-26 |
Wireless Internet of Things (IoT) in the factory is progressing, and it is necessary to cover long, linear wireless comm... [more] | EMT2023-30 MW2023-48 OPE2023-30 EST2023-30 MWPTHz2023-26 pp.115-119 |
| MW | 2023-05-19 10:25 |
Kyoto | Ritsumeikan University (Primary: On-site, Secondary: Online) |
920 MHz band rectenna with the CNT-TFT GAD Tsukasa Hirai (KIT), Ashuya Takemoto (Toray), Naoki Sakai (KIT), Kenta Noguchi, Shinji Horii (Toray), Kenji Itoh (KIT) MW2023-14 |
This paper demonstrates 920MHz band rectenna with the gated anode diode (GAD) configured with the carbon nanotube thin f... [more] | MW2023-14 pp.29-32 |
| AP | 2023-02-16 09:30 |
Miyagi | Tohoku University, Aobayama Campus (Primary: On-site, Secondary: Online) |
Operating principle of MACKEY type H and MACKEY type M Kota Hakamata, Keito Yokoe, Shigeru Makino, Tetsuo Hirota (KIT) AP2022-209 |
A functional small antenna “MACKEY” basic type operates not only in free space but also on metal. The objective of this ... [more] | AP2022-209 pp.68-73 |
| SeMI, SeMI (Joint) |
2023-01-19 17:00 |
Tokushima | Naruto grand hotel (Primary: On-site, Secondary: Online) |
[Short Paper]
Measurement of 920 MHz Band Air-to-Ground Radio Wave Propagation Characteristics in Mountainous Areas Using Drones Tekkan Okuda, Hiraku Okada (Nagoya Univ.), Koji Uchiyama, Toshihiro Fujiwara (Chubu Electric Power Co., Inc.), Chedlia Ben Naila, Masaaki Katayama (Nagoya Univ.) SeMI2022-91 |
In order to clarify air-to-ground radio wave propagation characteristics in mountainous areas, this paper performs a tra... [more] | SeMI2022-91 pp.84-89 |
| ICTSSL | 2022-07-29 10:35 |
Osaka | Kansai University (Primary: On-site, Secondary: Online) |
Practical experiments for extending the communication distance with LPWA wireless still-image transmission equipment Syuto Baba, Ryoma Yoshioka, Kazunori Maeda (DAINICHI ELECTRONIC CORP.), Naoya Kajitani (Japan Microsystems Inc.), Akira Otsuka (Graduate Institute for Entrepreneurial Studies), Youichi Sagata (DAINICHI ELECTRONIC CORP.) ICTSSL2022-10 |
Through the rapid development of IoT technology in recent years, various remote monitoring / control systems have been i... [more] | ICTSSL2022-10 pp.1-5 |
| SeMI | 2022-01-21 14:40 |
Nagano | (Primary: On-site, Secondary: Online) |
[Short Paper]
Study on a GIS-based System Configuration Method for Inspections of Power Transmission Facilities Using UAVs Tekkann Okuda, Hiraku Okada (Nagoya Univ.), Hiroki Tanaka, Toshihiro Fujiwara (Chubu Electric Power Co., Inc.), Chedlia Ben Naila, Masaaki Katayama (Nagoya Univ.) SeMI2021-67 |
This paper considers a system using an unmanned aerial vehicle (UAV) equipped with a camera and a transceiver for autono... [more] | SeMI2021-67 pp.55-58 |
| WBS, RCC, ITS | 2021-12-13 13:30 |
Online | Online | LoRa Radio Propagation Characteristics over Pseudo-sea Path and their Measurement Systems Yusuke Kakimoto, Shinji Tsuzuki, Masashi Sugimoto (Ehime Univ.), Huan-Bang Li (NICT), Kazuhiko Nagao (National Institute of Technology, Yuge College) WBS2021-46 ITS2021-20 RCC2021-53 |
A wireless system using LoRa (Long Range; 920 MHz band; less than 20 mW), which is a kind of LPWA (Low Power Wide Area) ... [more] | WBS2021-46 ITS2021-20 RCC2021-53 pp.71-75 |
| AP, RCS (Joint) |
2021-11-10 14:05 |
Nagasaki | NBC-Bekkan (Nagasaki) (Primary: On-site, Secondary: Online) |
Research on a MACKEY type M miniaturized by multiple slits Kota Hakamata, Keisuke Miyashita, Keito Yokoe, Shigeru Makino, Kenji Itoh (KIT) AP2021-102 |
A functional small antenna “MACKEY” basic type operates not only in free space but also on metal. The goal of this resea... [more] | AP2021-102 pp.10-15 |
| ICTSSL, IEE-SMF, IN | 2021-10-22 09:00 |
Online | Online | Wavelet Transform based Indoor Human Presence/Absence Detection using Several Receivers of 920 MHz Band Radio Waves Tsgunosuke Horita, Makoto Kobayashi, Koichi Shin, Masahiro Nishi (Hiroshima City Univ.) ICTSSL2021-22 |
There is a growing need for estimation of human presence/absence detection in a room for crime prevention, watching over... [more] | ICTSSL2021-22 pp.24-29 |
| AP, SANE, SAT (Joint) |
2021-07-28 16:20 |
Online | Online | [Invited Lecture]
A Study on Path Loss Prediction Formula for IoT wireless system close to Concrete Ceiling with Flat Surface in 920MHz band Naotake Yamamoto, Taichi Sasaki, Atsushi Yamamoto, Tetsuya Hishikawa (Panasonic), Kentaro Saito (Tokyo Denki Univ.), Junichi Takada (Tokyo Tech.), Toshiyuki Maeyama (Takushoku Univ.) AP2021-32 |
With the growth of the IoT (Internet of Things) market in recent years, wireless devices in the 920MHz band have been im... [more] | AP2021-32 pp.49-54 |
| RCS, SR, NS, SeMI, RCC (Joint) |
2021-07-15 11:20 |
Online | Online | Design of measurement system for 920MHz radio propagation characteristics and evaluation in outside Masaki Mukamoto, Yasuyuki Tanaka (Toshiba) SeMI2021-21 |
We consider evaluation of wireless link quality based on link PDR and RSSI for reliable wireless mesh networks. For this... [more] | SeMI2021-21 pp.45-50 |
| RCS | 2021-06-25 09:00 |
Online | Online | Measurement of Radio Wave Propagation Characteristics for Inspections of Power Transmission Lines by Using Multicopters Tekkann Okuda, Hiraku Okada (Nagoya Univ.), Hiroki Tanaka, Toshihiro Fujiwara (Chubu Electric Power), Chedlia Ben Naila, Masaaki Katayama (Nagoya Univ.) RCS2021-61 |
This paper considers a system using multicopters for autonomous inspection of power transmission lines. In this system, ... [more] | RCS2021-61 pp.187-192 |
| MVE, IMQ, IE, CQ (Joint) [detail] |
2021-03-03 15:05 |
Online | Online | Evaluation of 920MHz radio propagation characteristics by using Mercator: measurement tool for wireless connectivity collection Masaki Mukamoto, Yasuyuki Tanaka (Toshiba) CQ2020-118 |
We consider about evaluation of wireless link quality based on link PDR for reliable wireless mesh network. For this pur... [more] | CQ2020-118 pp.55-60 |
| WPT, AP (Joint) |
2021-01-22 10:10 |
Online | Online | [Invited Lecture]
Vegetation Attenuation Characteristics at the 920 MHz Band in Farm Field Minoru Inomata, Wataru Yamada, Shoko Shinohara, Yusuke Asai (NTT) AP2020-110 |
In this paper, we investigated the vegetation attenuation characteristics at the 920 MHz band in line-of-sight (LOS) and... [more] | AP2020-110 pp.39-43 |
| ICTSSL, CAS | 2020-01-31 09:20 |
Tokyo | Practical application of still image transmission equipment with LPWA for disaster prediction Ryoma Yoshioka, Kazunori Maeda (DAINICHI ELECTRONIC CORP.), Satoshi Kaai (Japan Microsystems Inc.), Akira Otsuka (Graduate Institute for Entrepreneurial Studies), Youichi Sagata (DAINICHI ELECTRONIC CORP.) CAS2019-81 ICTSSL2019-50 |
With the advancement of IoT technology in recent years, remote monitoring systems for disaster prediction are spreading.... [more] | CAS2019-81 ICTSSL2019-50 pp.91-95 |
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| ICTSSL, CAS | 2020-01-31 12:00 |
Tokyo | Study on Propagation Characteristics of 920 MHz Band Radio Waves in Mountainous Region for Landslide Sensing Network Takuya Usui, Makoto Kobayashi, Koichi Shin, Masahiro Nishi (Hiroshima City Univ.) CAS2019-85 ICTSSL2019-54 |
In Hiroshima, human damage caused by landslides is a serious problem. It is important to evacuate residents early in ord... [more] | CAS2019-85 ICTSSL2019-54 pp.115-120 |
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