Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
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 |
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 |
AP, RCS (Joint) |
2023-11-15 11:05 |
Kumamoto |
Kumamoto Prefectural Workers' Welfare Hall (Primary: On-site, Secondary: Online) |
Performance evaluation of LoRa in urban mobile environment in 920 MHz and 215 MHz Kenichi Takizawa, Hajime Susukita (NICT) RCS2023-153 |
[more] |
RCS2023-153 pp.13-16 |
AP, RCS (Joint) |
2023-11-15 14:05 |
Kumamoto |
Kumamoto Prefectural Workers' Welfare Hall (Primary: On-site, Secondary: Online) |
Collaborative Radio Communications with Distributed Base-stations synchronized by Wi-Wi Kenichi Takizawa, Satoshi Yasuda, Nobuyasu Shiga (NICT) RCS2023-157 |
[more] |
RCS2023-157 pp.29-32 |
RISING (3rd) |
2023-10-31 14:00 |
Hokkaido |
Kaderu 2・7 (Sapporo) |
[Poster Presentation]
Studies on Transmission Parameter Determination Method by Analyzing Data Reception Characteristics for 920MHz Private LoRa Rikuto Tanaka, Daiki Nobayashi, Kazuya Tsukamoto, Takeshi Ikenaga (KIT), Goshi Sato, Kenichi Takizawa (NICT) |
[more] |
|
SeMI, RCS, RCC, NS, SR (Joint) |
2023-07-13 09:25 |
Osaka |
Osaka University Nakanoshima Center + Online (Primary: On-site, Secondary: Online) |
Dynamic Transmission Parameter Setting based on Beacon Reception Characteristics for 920MHz Private LoRa Rikuto Tanaka, Daiki Nobayashi, Kazuya Tsukamoto, Takeshi Ikenaga (KIT), Goshi Sato, Kenichi Takizawa (NICT) NS2023-41 |
LPWA (Low Power Wide Area) is expected to be a communication technology suitable for IoT due to its characteristics of l... [more] |
NS2023-41 pp.45-50 |
IA, SITE, IPSJ-IOT [detail] |
2023-03-17 15:25 |
Gunma |
Maebashi Institute of Technology (Primary: On-site, Secondary: Online) |
Improvement of TCP Performance based on Characteristics of Private LoRa Interface Jumpei Sakamoto, Daiki Nobayashi, Kazuya Tsukamoto, Takeshi Ikenaga (Kyutech), Goshi Sato, Kenichi Takizawa (NICT) SITE2022-68 IA2022-91 |
Low Power Wide Area (LPWA) is a major communication technology for the Internet of Things (IoT) because of its low power... [more] |
SITE2022-68 IA2022-91 pp.93-97 |
RCC, ISEC, IT, WBS |
2023-03-14 13:50 |
Yamaguchi |
(Primary: On-site, Secondary: Online) |
Secure communication based on high precision space-time synchronization Kouki Yonaga, Nobuyasu Shiga, Satoshi Yasuda, Kenichi Takizawa, Maki Yoshida (NICT) IT2022-83 ISEC2022-62 WBS2022-80 RCC2022-80 |
This research aims to establish a new technology to realize secure communication based on space-time synchro- nization c... [more] |
IT2022-83 ISEC2022-62 WBS2022-80 RCC2022-80 pp.97-102 |
RCS, NS (Joint) |
2022-12-16 09:30 |
Aichi |
Nagoya Institute of Technology, and Online (Primary: On-site, Secondary: Online) |
Convergence analysis of Interference-Aware Channel Segregation based Multiple Channel Assignment Katsuhiro Temma, Kenichi Takizawa (NICT), Hidenori Matsuo, Fumiyuki Adachi (Tohoku Univ.) RCS2022-198 |
Our recently proposed interference-aware channel segregation based dynamic channel assignment (IACS-DCA) forms a channel... [more] |
RCS2022-198 pp.69-74 |
CS |
2022-07-14 14:40 |
Kagoshima |
Yakushima Environmental and Cultural Village Center (Primary: On-site, Secondary: Online) |
[Special Invited Talk]
Research on underwater wireless technology using radio waves Takashi Matsuda, Ryotaro Suga, Ken-ichi Takizawa, Takeshi Matsumura (NICT) CS2022-25 |
Japan has the 6th largest exclusive economic zone in the world and is one of the countries with the potential to become ... [more] |
CS2022-25 pp.47-52 |
IA, ICSS |
2022-06-23 16:45 |
Nagasaki |
Univ. of Nagasaki (Primary: On-site, Secondary: Online) |
Implementation and Performance Evaluation of TCP/IP Communication Using 920MHz Private LoRa Jumpei Sakamoto, Daiki Nobayashi, Kazuya Tsukamoto, Takeshi Ikenaga (Kyutech), Goshi Sato, Kenichi Takizawa (NICT) IA2022-9 ICSS2022-9 |
Low Power Wide Area (LPWA) is a major communication technology for the Internet of Things (IoT) because of its low power... [more] |
IA2022-9 ICSS2022-9 pp.49-54 |
NS |
2022-05-12 10:15 |
Kyoto |
Rakuyu Kaikan, Kyoto Univ. + Online (Primary: On-site, Secondary: Online) |
A Study on Optimal Automatic Parameter Tuning Method for LPWA Communication Considering Airtime Goshi Sato, Takizawa Kenichi (NICT), Nobayashi Daiki, Tsukamoto Kazuya, Ikenaga Takeshi (Kyutech) NS2022-11 |
Low-power wide-area (LPWA) communications using the 920 MHz band are widely used as a tool that can be easily installed ... [more] |
NS2022-11 pp.17-21 |
RCS, SIP, IT |
2022-01-20 13:40 |
Online |
Online |
Received Power Prediction of 60 GHz Millimeter-Wave Propagation in Indoor Environment from Time-Series Images Using Neural Networks Khanh Nam Nguyen, Kenichi Takizawa (NICT) IT2021-55 SIP2021-63 RCS2021-223 |
A millimeter-wave (mmWave) indoor propagation environment with obstacles in 60 GHz frequency band is set up where receiv... [more] |
IT2021-55 SIP2021-63 RCS2021-223 pp.149-154 |
MIKA (3rd) |
2021-10-29 13:40 |
Okinawa |
(Primary: On-site, Secondary: Online) |
[Invited Talk]
Radio Communications in Seawater Kenichi Takizawa (NICT) |
[more] |
|
RCS |
2021-06-23 10:00 |
Online |
Online |
Experimental Evaluation of Frequency Domain-STBC for UL-NOMA System Atsushi Kurosawa, Masafumi Moriyama, Kenichi Takizawa, Takeshi Matsumura, Fumihide Kojima (NICT) RCS2021-32 |
In recent years, the necessity of massive connections has been increased for IoT devices. We have developed a communicat... [more] |
RCS2021-32 pp.19-24 |
UWT (2nd) |
2021-06-15 13:30 |
Online |
Online |
[Invited Talk]
Experiment on Radio Communications under Seawater Ryotaro Suga, Takizawa Kenichi, Matsuda Takashi (NICT) |
In recent years, the use of radio waves in seawater has become attractive research fields regarding remote sensing, wire... [more] |
|
RCC |
2021-01-22 14:20 |
Online |
Online |
Communication Software Development for Ships Emergency Sensing and Alarm System (SENSAS) Huan-Bang Li, Kenichi Takizawa, Lin Shan (NICT), Shinji Tsuzuki (Ehime University), Kazuhiko Nagao (Yuge College), Fumihide Kojima (NICT) RCC2020-36 |
Automatic Identification System (AIS) is used for assisting safe sailing of vessels and passenger ships, e.g., as an aid... [more] |
RCC2020-36 pp.9-14 |
SIP, IT, RCS |
2021-01-22 09:50 |
Online |
Online |
Selection of Interference Cancellation Technique Using Decision Trees for Uplink Non-orthogonal Multiple Access
-- Evaluation of Communication Success Rate in A Mobile Environment -- Noriaki Yamamoto (Meiji Univ.), Masafumi Moriyama, Kenichi Takizawa (NICT), Tetsushi Ikegami (Meiji Univ.) IT2020-85 SIP2020-63 RCS2020-176 |
As IoT(Internet of Things)develops, wireless access techniques that can effectively accommodate massive number of device... [more] |
IT2020-85 SIP2020-63 RCS2020-176 pp.119-124 |
ITS, WBS, RCC |
2020-12-14 11:10 |
Online |
Online |
UWB-Related IEEE802.15 Standards and Application Perspective Huan-Bang Li, Kenichi Takizawa, Fumihide Kojima (NICT) WBS2020-12 ITS2020-8 RCC2020-15 |
We present overviews on IR-UWB related standards developed within Working Group 15. Emphasis is laid on the enhancement ... [more] |
WBS2020-12 ITS2020-8 RCC2020-15 pp.25-30 |
IN, ICTSSL, NWS |
2020-10-22 16:20 |
Online |
Online |
[Invited Talk]
Lifelog Collection Experiments and Results With Device-to-Device Communications Huan-Bang Li, Lin Shan, Kenichi Takizawa, Fumihide Kojima (NICT), Yasushi Fuwa (Shinshu University) ICTSSL2020-21 |
We developed a lifelog collection system for elderly monitoring in depopulated areas which was reported in our previous ... [more] |
ICTSSL2020-21 pp.45-50 |