Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
PN, EMT, MWPTHz, IEE-EMT [detail] |
2025-01-23 13:00 |
Hyogo |
Arcrea Himeji |
Development of Terahertz Clutter Loss Model in Urban Environment Kazuki Tsushima (NICT/Waseda Univ.), Hirokazu Sawada, Norihiko Sekine, Akihumi Kasamatsu (NICT), Tetsuya Kawanishi (NICT/Waseda Univ.), Takeshi Matsumura (NICT) |
[more] |
|
PN, EMT, MWPTHz, IEE-EMT [detail] |
2025-01-23 13:25 |
Hyogo |
Arcrea Himeji |
Brewster's Scattering Angle and Observation of Asymmetric Scattering at 100GHz and 300GHz Sho Saito, Tetsuya Kawanishi (Waseda Univ.), Keizo Inagaki, Jerdvisanop Chakarothai (NICT), Riki Nishidono, Yoshihide Asakura (Waseda Univ.) |
[more] |
|
PN, EMT, MWPTHz, IEE-EMT [detail] |
2025-01-23 13:50 |
Hyogo |
Arcrea Himeji |
Measurement of basic characteristic of radio wave scattering in the 300GHz band using large-scale rainfall equipment Manato Yamada, Arata Ogaki (Waseda Univ.), Masataka Sugiyama (SED), Keizou Inagaki (NICT), Kunihisa Jitsuno, Tetsuya Kawanishi (Waseda Univ.) |
[more] |
|
PN, EMT, MWPTHz, IEE-EMT [detail] |
2025-01-23 14:15 |
Hyogo |
Arcrea Himeji |
The effect of antenna gain on terahertz wave scattering measurements by random surfaces Riki Nishidono, Sho Saito (Waseda Univ.), Jerdvisanop Chakarothai, Keizo Inagaki (NICT), Tetsuya Kawanishi (Waseda Univ.) |
[more] |
|
MW, EMT, OPE, MWPTHz, EST, IEE-EMT [detail] |
2024-07-11 10:00 |
Hokkaido |
otaru-shimin-kaikan (Primary: On-site, Secondary: Online) |
Exploring Telemetry Information Configuration for Millimeter-Wave Fixed Wireless Systems in Network Control Atsushi Kanno (NITech), Zu-Kai Weng (NICT), Tetsuya Kawanishi (Waseda Univ.) EMT2024-7 MW2024-31 OPE2024-10 EST2024-8 MWPTHz2024-14 |
We have studied the application of telemetry technology, which is key to realizing software-defined network (SDN) to mil... [more] |
EMT2024-7 MW2024-31 OPE2024-10 EST2024-8 MWPTHz2024-14 pp.5-8 |
SRW, MWPTHz |
2024-06-07 09:20 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
Applicability of Terahertz Clutter Loss Model in Urban Environment Kazuki Tsushima (NICT/Waseda Univ.), Hirokazu Sawada, Norihiko Sekine, Akihumi Kasamatsu (NICT), Tetsuya Kawanishi (NICT/Waseda Univ.), Takeshi Matsumura (NICT) SRW2024-1 MWPTHz2024-1 |
Beyond 5G and 6G, terahertz band communications between aircraft, high-altitude platforms (HAPS), satellites, and the gr... [more] |
SRW2024-1 MWPTHz2024-1 pp.1-4 |
EMT, PN, MWPTHz, IEE-EMT [detail] |
2024-01-23 09:40 |
Kyoto |
Kyoto Univ. Yoshida Campus |
Terahertz wave scattering experiment and simulation from random rough surface of dielectric on metal Yoshihide Asakura, Riku Yoshino, Arata Ogaki (Waseda Univ.), Jerdvisanop Cakarothai, Keizo Inagaki (NICT), Tetsuya Kawanishi (Waseda Univ.) PN2023-57 EMT2023-97 MWPTHz2023-85 |
Terahertz waves is attracting increasing attention such as Beyond 5G. However, due to short wavelength, it is needed to ... [more] |
PN2023-57 EMT2023-97 MWPTHz2023-85 pp.56-59 |
EMT, PN, MWPTHz, IEE-EMT [detail] |
2024-01-23 10:05 |
Kyoto |
Kyoto Univ. Yoshida Campus |
Scattering experiment and effect of polarization from wooden surface for terahertz wave Riku Yoshino, Yoshihide Asakura (Waseda Univ.), Jerdvisanop Chakarothai, Keizo Inagaki (NICT), Tetsuya Kawanishi (Waseda Univ.) PN2023-58 EMT2023-98 MWPTHz2023-86 |
The research about terahertz wave have been a careful attention toward Beyond 5G system. Because the wavelength of tera... [more] |
PN2023-58 EMT2023-98 MWPTHz2023-86 pp.60-63 |
EMT, PN, MWPTHz, IEE-EMT [detail] |
2024-01-23 10:55 |
Kyoto |
Kyoto Univ. Yoshida Campus |
300GHz Wireless Unit Arata Ogaki (Waseda Univ.), Masataka Sugiyama (SED), Kunihisa Jitsuno (Waseda univ.), Tetsuya Kawanishi (Waseda Univ.) PN2023-60 EMT2023-100 MWPTHz2023-88 |
This paper describes a 300 GHz band wireless unit under development. The wireless unit is designed for bi-directional co... [more] |
PN2023-60 EMT2023-100 MWPTHz2023-88 pp.70-73 |
EMT, PN, MWPTHz, IEE-EMT [detail] |
2024-01-23 13:15 |
Kyoto |
Kyoto Univ. Yoshida Campus |
Tolerance on Velocity Mismatch in Traveling-Wave Modulator Integrated with Electro-Optic Frequency-Domain Equalizer Yuya Yamaguchi, Pham Tien Dat, Kouichi Akahane, Naokatsu Yamamoto (NICT), Atsushi Kanno (Nitech), Tetsuya Kawanishi (Waseda Univ.) PN2023-62 EMT2023-102 MWPTHz2023-90 |
[more] |
PN2023-62 EMT2023-102 MWPTHz2023-90 pp.78-81 |
ED, MWPTHz |
2023-12-21 15:20 |
Miyagi |
RIEC, Tohoku Univ. (Primary: On-site, Secondary: Online) |
Measurement and Simulation of Terahertz Wave Scattering from Dielectric Surfaces Riku Yoshino, Yoshihide Asakura, Ogaki Arata (Waseda Univ.), Jerdvisanop Chakarothai, Keizo Inagaki (NICT), Tetsuya Kawanishi (Waseda Univ.) ED2023-54 MWPTHz2023-64 |
Millimeter and terahertz waves have been researched as an important factor for next wireless communication system such a... [more] |
ED2023-54 MWPTHz2023-64 pp.7-10 |
EST, MW, EMT, OPE, MWPTHz, IEE-EMT [detail] |
2023-07-21 09:10 |
Hokkaido |
Muroran Institute of Technology (Primary: On-site, Secondary: Online) |
Scattering experiment and simulation at 300GHz from slightly rough surface on dielectric Riku Yoshino, Yoshihide Asakura (Waseda Univ), Keizo Inagaki (NICT), Tetsuya Kawanishi (Waseda Univ) EMT2023-36 MW2023-54 OPE2023-36 EST2023-36 MWPTHz2023-32 |
It is expected millimeter-wave and terahertz wave will be used for B5G and 6G system to realize high-speed and large-cap... [more] |
EMT2023-36 MW2023-54 OPE2023-36 EST2023-36 MWPTHz2023-32 pp.143-146 |
EST, MW, EMT, OPE, MWPTHz, IEE-EMT [detail] |
2023-07-21 10:00 |
Hokkaido |
Muroran Institute of Technology (Primary: On-site, Secondary: Online) |
High-speed Fading Measurement of Millimeter-wave Broadband Signals Kazuki Tsushima (Waseda Univ.), Keizo Inagaki (NICT), Kunihisa Jitsuno, Arata Ogaki, Keisuke Miyano, Tetsuya Kawanishi (Waseda Univ.) EMT2023-38 MW2023-56 OPE2023-38 EST2023-38 MWPTHz2023-34 |
In wireless communications, fading is a propagation characteristic that degrades communication quality. Millimeter wave ... [more] |
EMT2023-38 MW2023-56 OPE2023-38 EST2023-38 MWPTHz2023-34 pp.151-154 |
PN |
2023-03-01 15:10 |
Okinawa |
(Primary: On-site, Secondary: Online) |
[Invited Talk]
High-speed beam steering technology toward Beyond 5G Hideyuki Nosaka (Ritsumeikan Univ.), Takana Kaho (SIT), Tetsuya Kawanishi (Waseda Univ.) PN2022-46 |
Towards Beyond 5G systems, high-speed beam steering technology is required to realize innovative functions such as high-... [more] |
PN2022-46 pp.23-27 |
ED, MWPTHz |
2022-12-19 14:05 |
Miyagi |
|
Design of Fθ lens for scanning terahertz imaging Ruoxun Feng (Waseda Univ), Keizo Inagaki (NICT), Tetsuya Kawanishi (Waseda Univ) ED2022-73 MWPTHz2022-44 |
In the next-generation mobile communication system Beyond 5G, the active use of terahertz waves with higher frequencies ... [more] |
ED2022-73 MWPTHz2022-44 pp.11-14 |
ED, MWPTHz |
2022-12-20 13:00 |
Miyagi |
|
[Invited Talk]
Bi-directional real-time 300GHz radio communication system Tetsuya Kawanishi (Waseda Univ.) ED2022-83 MWPTHz2022-54 |
This presentation provides an overview of the research results obtained in the EU-Japan joint research project: ThoR (Te... [more] |
ED2022-83 MWPTHz2022-54 pp.58-61 |
ED, MWPTHz |
2022-12-20 13:40 |
Miyagi |
|
Optical and RF signal phase measurement using Mach-Zehnder modulators based on optical spectrum analysis Huang Qingchuan (Waseda Univ), Keizou Inagaki (NICT), Tetsuya Kawanishi (Waseda Univ) ED2022-84 MWPTHz2022-55 |
Wide applications of massive MIMO antenna system require well adjustments of phase difference between sub antenna units.... [more] |
ED2022-84 MWPTHz2022-55 pp.62-66 |
ED, MWPTHz |
2022-12-20 14:05 |
Miyagi |
|
A method to compensate low frequency component for variable-linewidth laser controlled by Brownian random walk phase noise Chen Zheng, Yu Zhou (Waseda Univ.), Keizo Inagaki (NICT), Tetsuya Kawanishi (Waseda Univ.) ED2022-85 MWPTHz2022-56 |
[more] |
ED2022-85 MWPTHz2022-56 pp.67-70 |
OPE, LQE, OCS |
2022-11-18 16:30 |
Online |
Online |
[Special Invited Talk]
Ti-diffused LiNbO3 Modulator Integrated with Electro-Optic Frequency-Domain Equalizer for High Bandwidth Yuya Yamaguchi, Pham Tien Dat (NICT), Shingo Takano, Masayuki Motoya, Yu Kataoka, Junichiro Ichikawa, Satoshi Oikawa, Ryo Shimizu (Sumitomo Osaka Cement), Naokatsu Yamamoto (NICT), Atsushi Kanno (Nagoya Institute of Technology/NICT), Tetsuya Kawanishi (Waseda Univ./NICT) OCS2022-58 OPE2022-93 LQE2022-56 |
[more] |
OCS2022-58 OPE2022-93 LQE2022-56 pp.30-33 |
MWPTHz, EST, MW, EMT, OPE, IEE-EMT [detail] |
2022-07-19 15:45 |
Hokkaido |
Asahikawa Civic Culture Hall (Primary: On-site, Secondary: Online) |
Fundamental Characteristic Measurements of Electroabsorption Modulator Integrated Laser Diode for Vector Modulation Yuki Seto (Waseda Univ.), Keizo Ingaki (NICT), Tetsuya Kawanishi (Waseda Univ.) EMT2022-28 MW2022-52 OPE2022-31 EST2022-29 MWPTHz2022-26 |
We measured the fundamental characteristics of an EA modulator integrated laser diode for vector modulation of light. Di... [more] |
EMT2022-28 MW2022-52 OPE2022-31 EST2022-29 MWPTHz2022-26 pp.99-102 |