Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
MW |
2024-06-13 14:45 |
Tokyo |
Hachijomachi-shoko-kai (Primary: On-site, Secondary: Online) |
A study on the effect of distance from metal wall on characteristics of 2.4GHz/5GHz dual band LCX antenna Eisai Nagahari, Tomoyuki Furuichi, Takashi Shiba, Noriharu Suematsu (Tohoku Univ.) |
[more] |
|
MW |
2024-06-14 13:40 |
Tokyo |
Hachijomachi-shoko-kai (Primary: On-site, Secondary: Online) |
Study on Transmission Distance and Number of Resonators for Sub-cm Size 2 GHz-band Domino Resonator Wireless Transmission Fumiaki Wakiya, Tomoyuki Furuichi, Noriharu Suematsu (Tohoku Univ.) |
[more] |
|
RCS, SR, SRW (Joint) |
2024-03-14 10:45 |
Tokyo |
The University of Tokyo (Hongo Campus), and online (Primary: On-site, Secondary: Online) |
A Proposal of Millimeter-wave Digital Beam Forming Antenna for Transmit Using Optical Fiber Link with Band-Pass Delta Sigma Modulation Satoshi Tsukamoto, Tomoyuki Furuichi, Noriharu Suematsu (Tohoku Univ.) SR2023-98 |
In order to reduce the size and cost of millimeter-wave distributed antenna systems for 5G terrestrial networks and sat-... [more] |
SR2023-98 pp.52-56 |
MW |
2024-02-29 10:55 |
Okayama |
Okayama Prefectural University (Primary: On-site, Secondary: Online) |
A Study of Digital Modulation Computation Bit Count and 1- bit BP Delta Delta-Sigma Modulation OSR for 40 -GHz Band Direct Digital RF ModulatoModulator Kouki Nakamura, Satoshi Tsukamoto, Junhao Zhang, Yuki Fujiya, Tomoyuki Furuichi, Noriharu Suematsu (Tohoku Univ.) MW2023-176 |
For future Low Earth Orbit (LEO) constellation satellite communication system, a development millimeter-wave digital bea... [more] |
MW2023-176 pp.9-14 |
MW |
2024-02-29 13:50 |
Okayama |
Okayama Prefectural University (Primary: On-site, Secondary: Online) |
Observation of WPT spectrum at 2.4 GHz band and 5 GHz band Takashi Shiba, Tomoyuki Furuichi, Noriharu Suematsu (Tohoku Univ.) MW2023-180 |
Usecase of Wireless Power Transfer (WPT) system becomes wider because of its convenience. 920MHz, 2.4GHz, 5GHz bands are... [more] |
MW2023-180 pp.31-36 |
SAT, SANE (Joint) |
2024-02-08 10:50 |
Kagoshima |
AmaHome PLAZA (Amami City Shimin Koryu Center) (Primary: On-site, Secondary: Online) |
Basic study of Q/V-band on-board DBF antenna subsystem for LEO constellation Noriharu Suematsu, Tomoyuki Furuichi, Satoshi Tsukamoto (Tohoku Univ.) SAT2023-62 |
For future Japanese Low Earth Orbit (LEO) constellation satellite communication, explore of new frequency band (Q/V-band... [more] |
SAT2023-62 pp.18-22 |
SR |
2024-01-25 10:30 |
Nagano |
Nagano-ken JA building (Primary: On-site, Secondary: Online) |
A Certification of Channel Model Measurement Methods for Local 5G Systems in Communication Environments of Japan and German Takashi Shiba, Tomoyuki Furuichi (Tohoku Univ.), Gustavo Cainelli, Bodo Gambal (IFAK), Sven Müller, Nils Kranefeld, Giuliano Persico (DEMAG), Lisa Underberg (IFAK), Noriharu Suematsu (Tohoku Univ.) SR2023-69 |
We have already confirmed our PDP (Power Delay Profile) measurement method without Tx special demodulation for Local 5G ... [more] |
SR2023-69 pp.1-8 |
ED, MW |
2024-01-26 11:10 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
Temperature Characteristics Measurement and RF Device Modeling of Hydrogen-terminated Diamond FET Tomoyuki Furuichi, Fumito Karasawa (Tohoku Univ.), Hiroyuki Kawashima, Tomoko Wakai (ODD), Tadashi Masumura (Hokkaido Univ.), Takahiro Yamaguchi (ODD), Junichi H. Kaneko (Hokkaido Univ.), Hitoshi Umezawa (ODD), Noriharu Suematsu (Tohoku Univ.) ED2023-74 MW2023-166 |
[more] |
ED2023-74 MW2023-166 pp.41-46 |
ED, MW |
2024-01-26 11:35 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
Evaluation of detectable range of in-body communication in RFID partial denture management system Yuji Takatera, Tomoyuki Furuichi (Tohoku Univ.), Mizuki Motoyoshi (SIST), Noriharu Suematsu (Tohoku Univ.) ED2023-75 MW2023-167 |
[more] |
ED2023-75 MW2023-167 pp.47-51 |
AP (2nd) |
2024-01-08 - 2024-01-10 |
Overseas |
EPU, Hanoi |
A Proposal for Millimeter-wave Distributed Antenna System Using Optical Fiber Link with 2-bit Band-pass Delta Sigma Modulation Satoshi Tsukamoto, Tomoyuki Furuichi, Noriharu Suematsu (Tohoku Univ.) |
In order to reduce the cost and size of the radio unit in the millimeter wave distributed antenna system for 5G terrestr... [more] |
|
MW, EMCJ, EST, IEE-EMC [detail] |
2023-10-20 09:00 |
Yamagata |
Yamagata University (Primary: On-site, Secondary: Online) |
Design of Required Bit Count and 1 1-bit BP Delta Delta-Sigma Modulation OSR for 40 -GHz Band DBF Direct Digital RF Transmitter Kouki Nakamura, Satoshi Tsukamoto, Junhao Zhang, Tomoyuki Furuichi, Noriharu Suematsu (Tohoku Univ.) EMCJ2023-56 MW2023-110 EST2023-83 |
For future Low Earth Orbit (LEO) constellation satellite communication system, a development millimeter-wave digital bea... [more] |
EMCJ2023-56 MW2023-110 EST2023-83 pp.107-112 |
EST, MW, EMT, OPE, MWPTHz, IEE-EMT [detail] |
2023-07-20 09:10 |
Hokkaido |
Muroran Institute of Technology (Primary: On-site, Secondary: Online) |
A Basic Architecture Design of Direct Digital RF DBF Transceiver for Q/V-Band On-Board Unit Noriharu Suematsu, Tomoyuki Furuichi, Satoshi Tsukamoto (Tohoku Univ) EMT2023-22 MW2023-40 OPE2023-22 EST2023-22 MWPTHz2023-18 |
This paper describes a transceiver design of Q/V(40/50 GHz)-band DBF antenna for low earth orbit (LEO) constellation on-... [more] |
EMT2023-22 MW2023-40 OPE2023-22 EST2023-22 MWPTHz2023-18 pp.71-75 |
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 |
2023-03-02 11:05 |
Tottori |
Tottori Univ. (Primary: On-site, Secondary: Online) |
A 5 GHz-Band 2×2 Reflection Type Retrodirective Array with Stacked Stripline Phase Conjugate Circuit Yusaku Honma, Jean Temga, Tomoyuki Furuichi, Takashi Shiba, Noriharu Suematsu (Tohoku Univ.) MW2022-160 |
[more] |
MW2022-160 pp.19-24 |
MW |
2023-03-02 13:50 |
Tottori |
Tottori Univ. (Primary: On-site, Secondary: Online) |
Scalable transmission line modeling for over 100 GHz CMOS amplifier Takumi Aoki, Tomoyuki Furuichi (Tohoku Univ.), Mizuki Motoshi (SIST), Noriharu Suematsu (Tohoku Univ.) MW2022-164 |
It is very important to accurately model the transmission lines used in matching circuits when designing circuits using ... [more] |
MW2022-164 pp.42-47 |
MW |
2023-03-03 13:00 |
Tottori |
Tottori Univ. (Primary: On-site, Secondary: Online) |
A Radio Wave Environment Measurement in Dense Environment using Real-Time Wideband Spectrum Monitor Tomoyuki Furuichi, Takashi Shiba (Tohoku Univ.), Youhei Kubota, Ryo Koike, Kouhei Hanzawa (TMEJ), Noriharu Suematsu (Tohoku Univ.) MW2022-175 |
In an environment where multiple different wireless systems, such as wireless IoT, coexist in a narrow space such as a f... [more] |
MW2022-175 pp.103-107 |
MW, ED |
2023-01-27 09:35 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. (Primary: On-site, Secondary: Online) |
A Calibration method for RF Spectrum Regeneration Using Direct RF Undersampling at Different Sampling Frequency Multi-path Takashi Shiba, Tomoyuki Furuichi, Noriharu Suematsu (Tohoku Univ.) ED2022-86 MW2022-145 |
A direct RF undersampling method is an important technique for simple circuits and devices because sampling frequency of... [more] |
ED2022-86 MW2022-145 pp.1-6 |
SR, UWT (Joint) |
2023-01-27 10:30 |
Tokyo |
Takanawa Campus, Tokai Univ. (Primary: On-site, Secondary: Online) |
A Practical Number of Sampling Points for RF Spectrum Regeneration Method Using Direct RF Undersampling Takashi Shiba, Tomoyuki Furuichi, Noriharu Suematsu (Tohoku Univ.) SR2022-75 |
A Direct RF undersampling method is an important technique for simple circuits and devices because sampling frequency of... [more] |
SR2022-75 pp.12-19 |
MW |
2022-12-15 15:00 |
Mie |
Jingu-Kaikan(Ise) (Primary: On-site, Secondary: Online) |
A Design of Clock Fall Time for 60 GHz-band S/H Circuit using Simple Circuit Model Tomoyuki Furuichi, Mizuki Motoyoshi, Noriharu Suematsu (Tohoku Univ.) MW2022-135 |
The use of millimeter-wave bands such as the 60 GHz band has been attracting attention for broadband and large-capacity ... [more] |
MW2022-135 pp.22-26 |
SR |
2022-11-08 14:00 |
Fukuoka |
Fukuoka University (Primary: On-site, Secondary: Online) |
[Technology Exhibit]
5 GHz-Band Simplified Beam Forming Wireless IoT Communication Using Wi-Fi Backscatter Tomoyuki Furuichi, Koki Edamatsu, Jean Temga, Mizuki Motoyoshi, Suguru Kameda, Takashi Shiba, Noriharu Suematsu (Tohoku Univ.) SR2022-63 |
Society5.0 and Industry4.0 advocate the application of wireless Internet of Things (IoT) technology to realize smart fac... [more] |
SR2022-63 pp.97-100 |