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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| SeMI, RCS, RCC, NS, SR (Joint) |
2023-07-12 15:10 |
Osaka | Osaka University Nakanoshima Center + Online (Primary: On-site, Secondary: Online) |
[Invited Lecture]
R&D of Wireless Emulator for Wireless System Evaluation in Cyberspace Takeshi Matsumura, Fumihide Kojima, Hiroaki Harai (NICT), Jyun-ichi Takada (Tokyo Tech.), Hiroshi Harada (KyotoU)  RCC2023-14 NS2023-32 RCS2023-84 SR2023-31 SeMI2023-25 |
[more] | RCC2023-14 NS2023-32 RCS2023-84 SR2023-31 SeMI2023-25 pp.2-7(RCC), pp.2-7(NS), pp.26-31(RCS), pp.26-31(SR), pp.20-25(SeMI) |
| RCS, SR, SRW (Joint) |
2023-03-01 17:05 |
Tokyo | Tokyo Institute of Technology, and Online (Primary: On-site, Secondary: Online) |
Basic Implementation of In-Band Full-Duplex Communication System with Self-Interference Cancellation Using Adaptive Filter Wei-Shun Liao, Ou Zhao, Keren Li, Hikaru Kawasaki, Takeshi Matsumura, Fumihide Kojima, Hiroshi Harada (NICT) RCS2022-264 |
For beyond 5G wireless communication systems, in-band full-duplex (IBFD) is one of the important candidate technologies ... [more] | RCS2022-264 pp.100-105 |
| RCS, SR, SRW (Joint) |
2023-03-01 17:30 |
Tokyo | Tokyo Institute of Technology, and Online (Primary: On-site, Secondary: Online) |
USRP-Based Implementation for In-Band Full-Duplex Communication Systems with Lazy Learning-Aided Self-Interference Cancellation Ou Zhao, Wei-Shun Liao, Keren Li, Hikaru Kawasaki, Takeshi Matsumura, Fumihide Kojima, Hiroshi Harada (NICT) RCS2022-265 |
To further improve spectral efficiency for current wireless communication systems, in our previous studies, we proposed ... [more] | RCS2022-265 pp.106-111 |
| SRW, SeMI, CNR (Joint) |
2022-11-24 13:20 |
Tochigi | Epinard Nasu (Primary: On-site, Secondary: Online) |
Reflected and Diffracted Wave Power Calculation Method based on Wavelength and Object Size
-- Preliminary Verification in a Factory Environment -- Azril Haniz, Hirokazu Sawada, Hikaru Kawasaki, Kazuo Ibuka, Takeshi Matsumura, Fumihide Kojima (NICT), Kensuke Matsui, Genki Hosokawa (YAZAKI Corporation), Yasuyuki Yanagi (Yazaki Energy System Corporation), Tadahide Kunitachi (YAZAKI Corporation) SRW2022-17 |
In this paper, the received power calculated using ray-tracing simulations is compared with measurement data obtained in... [more] | SRW2022-17 pp.7-12 |
| NS, ICM, CQ, NV (Joint) |
2022-11-24 14:55 |
Fukuoka | Humanities and Social Sciences Center, Fukuoka Univ. + Online (Primary: On-site, Secondary: Online) |
Development of Beyond 5G Reliable Virtualization Environment Takashi Kimata, Kenjiro Terada, Hiroaki Harai (NICT), Yasuhiro Ohara, Seiki Kuwabara, Kousuke Ueda (NTT Com), Yuuki Mori, Akio Akiyama, Kazuhiko Nakamura, Hidehisa Nagano, Fumihide Kojima (NICT) NS2022-109 |
[more] | NS2022-109 pp.53-58 |
| NS, IN, CS, NV (Joint) |
2022-09-01 11:15 |
Iwate | MALIOS (Iwate Prefecture) + Online Meeting (Primary: On-site, Secondary: Online) |
Deployment of Circular Evolutionary Testbed toward Beyond 5G Mobile Network Hiroaki Harai, Kazuhiko Nakamura, Kenjiro Terada (NICT), Riichiro Nagareda, Takuya Kato (KDDI Research, Inc./NICT), Hidehisa Nagano, Fumihide Kojima (NICT) NS2022-63 |
We installed Beyond 5G Mobile Testbed where advanced applications and networks for beyond 5G can be developed, verified ... [more] | NS2022-63 pp.17-22 |
| SRW | 2022-08-22 10:15 |
Online | Online | Analysis of 2.4 GHz Band Received Power Fluctuation in a Factory Environment Azril Haniz, Hirokazu Sawada, Hikaru Kawasaki, Kazuo Ibuka, Takeshi Matsumura, Fumihide Kojima (NICT), Kensuke Matsui, Genki Hosokawa (YAZAKI Corporation), Yasuyuki Yanagi (Yazaki Energy System Corporation), Tadahide Kunitachi (YAZAKI Corporation) SRW2022-9 |
In this paper, analysis of a long term radio propagation channel measurement to investigate the temporal fluctuations of... [more] | SRW2022-9 pp.2-7 |
| SRW | 2022-06-20 10:30 |
Tokyo | Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
Delay Profile Measurement and Channel Model Study for Factory Environment Hirokazu Sawada, Hikaru Kawasaki, Azril Haniz, Kazuo Ibuka, FUmihide Kojima, Takeshi Matsumura (NICT), Kensuke Matsui, Kotaro Ikeda, Genki Hosokawa, Takuto Kurose (YAZAKI), Yasuyuki Yanagi (YAZAKI ES), Tadahide Kunitachi (YAZAKI) SRW2022-1 |
[more] | SRW2022-1 pp.1-5 |
| RCS, SR, SRW (Joint) |
2022-03-02 13:30 |
Online | Online | Trial Results of Multipath TCP in Heterogeneous Mobile Network Hikaru Kawasaki, Kazuo Ibuka, Fumihide Kojima, Matsumura Takeshi (NICT) RCS2021-265 |
This paper reports the results of the field trials using a testbed to investigate the effectiveness of inter-operator li... [more] | RCS2021-265 pp.74-79 |
| SRW | 2021-08-24 15:05 |
Online | Online | [Invited Lecture]
A study of speed-up method by reducing the number of paths of intra-factory radio wave propagation simulation including dynamic shielding by ray tracing calculation in CPS emulator Masayuki Shirakawa, Rei Furukawa, Yukiko Kishiki (KKE), Hirokazu Sawada, Takeshi Matsumura, Fumihide Kojima (NICT) SRW2021-25 |
In this presentation, we outline the development of a wireless emulator as part of the Ministry of Internal Affairs and ... [more] | SRW2021-25 pp.33-38 |
| SRW | 2021-08-24 15:40 |
Online | Online | [Invited Lecture]
Platform for Wireless System Emulation Based on Cyber Physical Fusion Takeshi Matsumura, Hirokazu Sawada, Toshiyuki Miyachi, Fumihide Kojima, Hiroaki Harai, Hiroshi Harada (NICT) SRW2021-26 |
In Society 5.0, it is expected that the utilization of wireless communication will expand into various fields and play a... [more] | SRW2021-26 pp.39-44 |
| SRW | 2021-08-24 16:05 |
Online | Online | [Invited Lecture]
Analysis of received power fluctuation and graphic design for 3D visualization of radio wave propagation in an office enviroment Ayaka Sakaguchi (KOKUYO), Hirokazu Sawada (NICT), Kensuke Sakamoto, Yuki Yamakawa, Waka Mimura (KOKUYO), Takeshi Matsumura, Fumihide Kojima (NICT) SRW2021-27 |
In an office planning and design process, the stability evaluation of wireless communication is carried out by experts s... [more] | SRW2021-27 pp.45-49 |
| SRW | 2021-08-24 16:30 |
Online | Online | [Invited Lecture]
Characteristic Reflection of structures by using the millimeter wave Radar Masayuki Kishida, Hiroshi Kobayashi, Yoshihisa Nishigori (OTSL), Hirokazu Sawada, Fumihide Kojima, Takeshi Matsumura (NICT) SRW2021-28 |
The use of radio waves is increasing due to the use of V2X and millimeter wave radar in automated driving. In the past, ... [more] | SRW2021-28 pp.50-53 |
| AP, SANE, SAT (Joint) |
2021-07-30 11:40 |
Online | Online | Directivity Verification of Mounted Antennas for Radio Emulator Hirokazu Sawada, Takashi Matsuda, Kyoichi Iigusa, Fumihide Kojima, Takeshi Matsumura (NICT) AP2021-41 |
[more] | AP2021-41 pp.97-102 |
| RCS, SR, NS, SeMI, RCC (Joint) |
2021-07-14 13:25 |
Online | Online | Angular-Frequency Wideband Spectrum Sensing based on Multi-Coset Sampling Azril Haniz, Takeshi Matsumura, Fumihide Kojima (NICT) SR2021-21 |
For future 5G and Beyond 5G (B5G) networks employed in mmWave spectrum that use beamforming with massive MIMO arrays, it... [more] | SR2021-21 pp.9-15 |
| 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 |
| SRW | 2021-06-21 09:00 |
Online | Online | Analysis of 920MHz band received power fluctuation in a factory environment Hirokazu Sawada, Hikaru Kawasaki, Azril Haniz, Kazuo Ibuka, Fumihide Kojima, Takeshi Matsumura (NICT), Kotaro Ikeda, Kensuke Matsui, Takuto Kurose (YAZAKI), Yasuyuki Yanagi (YAZAKI ES), Tadahide Kunitachi (YAZAKI) SRW2021-1 |
[more] | SRW2021-1 pp.1-6 |
| RCS, IN, NV (Joint) |
2021-05-28 10:40 |
Online | Online | Propagation Measurement and Communication Experiments using WLAN Devices for Constructing an Information Collection System in the Factory Environment Kotaro Ikeda, Takuto Kurose, Kensuke Matsui (YAZAKI), Yasuyuki Yanagi (YAZAKI ES), Tadahide Kunitachi (YAZAKI), Hirokazu Sawada, Kazuo Ibuka, Takeshi Matsumura, Fumihide Kojima (NICT) RCS2021-24 |
In this paper, we conducted radio wave propagation measurement and communication experiments using WLAN devices in an op... [more] | RCS2021-24 pp.47-52 |
| SR | 2021-05-21 14:00 |
Online | Online | [Technology Exhibit]
5G experimental trial based on smart spectrum Kenta Umebayashi, Hiroki Iwata (TUAT), Hirofumi Nakajo (UEC), Hikaru Kawasaki (NICT), Yusaku Babazono, Yoshinori Yahiro (TUAT), Takeo Fujii, Koichi Adachi, Taiki Matsushima (UEC), Yusuke Shibata (ECATV), Kazuo Ibuka, Takeshi Matsumura, Fumihide Kojima (NICT) SR2021-18 |
[more] | SR2021-18 pp.120-127 |
| RCS, SR, SRW (Joint) |
2021-03-03 12:05 |
Online | Online | A Study on Lazy Learning-Based Self-Interference Cancellation Approach for In-Band Full-Duplex Wireless Communication Systems Ou Zhao, Wei-Shun Liao, Keren Li, Takeshi Matsumura, Fumihide Kojima, Hiroshi Harada (NICT) RCS2020-214 |
To further improve spectral efficiency for current wireless communication systems, we propose a new lazy learning-based ... [more] | RCS2020-214 pp.67-72 |
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