Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
SR |
2024-05-20 12:05 |
Kagoshima |
Yokacenter (Kagoshima) (Primary: On-site, Secondary: Online) |
Compact Parallelization of Bandpass Delta-Sigma Modulator Takashi Maehata (SEI), Noriharu Suematsu (Tohoku University) |
[more] |
|
WPT |
2024-03-15 15:50 |
Kyoto |
Kyoto-Univ. (Uji campus) (Primary: On-site, Secondary: Online) |
Analysis and LED Illumination Using Wi-Fi Tethering for Novel Crossed Dipole Rectenna Array Tamami Maruyama, Olan Heinen, Noa Ebita, Akari Kamada, Masashi Nakatsugawa (NIT, Hakodate College), Masaya Tamura (Toyohashi University of Technology), Noriharu Suematsu (Tohoku University) WPT2023-58 |
This study proposes a novel cross-dipole type rectenna array that utilizes the lead wires of two LEDs and rectifying dio... [more] |
WPT2023-58 pp.111-116 |
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 on Bit Count of Digital Modulation Operation and OSR of 1-bit BP Delta-Sigma Modulation for 40GHz-Band Direct Digital RF Modulator 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 13:00 |
Okayama |
Okayama Prefectural University (Primary: On-site, Secondary: Online) |
Coil Orientation Impact on Efficiency in Double-Sided WPT with Magnetic Field Coupling Akari Kamada, Tamami Maruyama, Masashi Nakatsugawa, Noa Ebita (NIT, Hakodate College), Masaya Tamura (Toyohashi University of Technology), Noriharu Suematsu (Tohoku University) MW2023-178 |
The coils used in magnetic field-coupled wireless power transfer (WPT) exhibit a higher absolute coupling coefficient wh... [more] |
MW2023-178 pp.21-24 |
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] |
|
WPT |
2023-11-10 11:25 |
Tokyo |
Hachijomachi-Shokokai (Primary: On-site, Secondary: Online) |
Novel compact rectenna array by integrating power-receiving and waveguide elements with loaded inductor Tamami Maruyama, Noa Ebita, Akari Kamada, Hiroto Ishiguro, Masashi Nakatsugawa (NIT, Hakodate College), Masaya Tamura (Toyohashi University of Technology), Noriharu Suematsu (Tohoku University) WPT2023-25 |
When arranging an array of half-wavelength dipole antenna-type rectennas, it has been reported that each element not onl... [more] |
WPT2023-25 pp.12-16 |
AP |
2023-10-20 09:55 |
Iwate |
Iwate University (Primary: On-site, Secondary: Online) |
Impedance Loaded Rectenna Array Tamami Maruyama, Hiroto Ichiguro, Noa Ebita, Akari Kamada, Koyo Hatazawa, Masashi Nakatsugawa (NIT, Hakodate College), Masaya Tamura (Toyohashi University of Technology), Noriharu Suematsu (Tohoku University) AP2023-121 |
Half-wavelength dipole-type rectennas can be miniaturized through impedance loading. Conversely, when these half-wavelen... [more] |
AP2023-121 pp.123-126 |
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 |
SeMI, RCS, RCC, NS, SR (Joint) |
2023-07-12 12:40 |
Osaka |
Osaka University Nakanoshima Center + Online (Primary: On-site, Secondary: Online) |
Novel digital-to-analog converter immune to asymmetric transition waveform distortion in bandpass delta-sigma modulators Takashi Maehata (SEI), Mizuki Motoyoshi (Shizuoka Institute of Science and Technology), Noriharu Suematsu (Tohoku University) SR2023-26 |
In 5G and next-generation mobile communication systems, to achieve High-speed communication, massive multiple-input and ... [more] |
SR2023-26 pp.1-6 |
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 |