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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 78  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
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.)
 [more]
MW, WPT 2022-04-15
14:50
Tokyo Kikai-Shinko-Kaikan Bldg.
(Primary: On-site, Secondary: Online)
Evaluation of Denture Confirmation Management RFID System Using Simple Phantom Model
Yuji Takatera, Eisai Nagahari, Bowen Dang, Mizuki Motoyoshi, Noriharu Suematsu (Tohoku Univ.) WPT2022-9 MW2022-9
In recent years, RFID systems have been widely used in the medical field to ameliorate life of patients. In the field of... [more] WPT2022-9 MW2022-9
pp.30-34
MW 2022-03-04
09:40
Online Online 130 GHz Band CMOS Amplifier with Miniaturized Interstage Circuit by Stacked Radial Stub
Taiki Machii, Mizuki Motoyoshi, Suguru Kameda, Noriharu Suematsu (Tohoku Univ.) MW2021-130
Low-loss matching circuit and inter stage is an important issue since sufficient gain cannot be achieved with over-100 G... [more] MW2021-130
pp.105-110
MW 2022-03-04
10:00
Online Online A 60 GHz-band S/H CMOS IC for Direct RF Undersampling Reception
Tomoyuki Furuichi, Nagahiro Yoshino, Mizuki Motoyoshi, Suguru Kameda, Noriharu Suematsu (Tohoku Univ.) MW2021-131
As the increasing demand for high-speed communication, the use of millimeter-wave such as 60 GHz band has been attractin... [more] MW2021-131
pp.111-116
RCS, SR, SRW
(Joint)
2022-03-02
13:55
Online Online [Invited Lecture] Link Design and Received Power Measurement of 5-GHz Band Wi-Fi Backscatter System
Taiki Machii, Koki Edamatsu, Mizuki Motoyoshi, Suguru Kameda, Noriharu Suematsu (Tohoku Univ.) SR2021-94
We have proposed and investigated 5GHz-band wireless-LAN based simple beamforming wireless IoT communication system with... [more] SR2021-94
pp.42-47
SR 2022-01-24
13:30
Online Online [Invited Talk] 10GbE fiber transmission 7.5GHz-band DBF using 1-bit direct digital RF transmitter
Noriharu Suematsu, Ryo Tamura, Mizuki Motoyoshi, Suguru Kameda (Tohoku Univ) SR2021-61
In DBF system, large number of element antennas should have each transceivers. The transceiver can be separated to an ou... [more] SR2021-61
pp.12-16
MW 2021-12-16
15:40
Kanagawa Kawasaki City Industrial Promotion Hall
(Primary: On-site, Secondary: Online)
Series-Series Feedback D-band CMOS Amplifier using a Radial Stub for Source Grounding
Taiki Machii (Tohoku Univ.), Mizuki Motoyoshi (SIST), Suguru Kameda (Hiroshima Univ.), Noriharu Suematsu (Tohoku Univ.) MW2021-93
Positive feedback is effective to improve the gain since sufficient gain cannot be achieved with over-100 GHz CMOS ampli... [more] MW2021-93
pp.49-54
MW 2021-11-19
11:50
Kagoshima Kagoshima University
(Primary: On-site, Secondary: Online)
A 130 GHz CMOS Amplifier Using Radial Stubs as AC Grounds in Its Matching Circuit
Taiki Machii (Tohoku Univ.), Mizuki Motoyoshi (SIST), Suguru Kameda (Hiroshima Univ.), Noriharu Suematsu (Tohoku Univ.) MW2021-79
Low-loss matching circuit is an important issue since sufficient gain cannot be achieved with over-100 GHz CMOS amplifie... [more] MW2021-79
pp.69-74
SR 2021-05-21
14:00
Online Online [Technology Exhibit] Wireless IoT Real Time Spectrum Monitor Based on Direct RF Undersampling Reception Technique
Noriharu Suematsu, Tomoyuki Furuichi, Mizuki Motoyoshi, Suguru Kameda, Takashi Shiba (Tohoku Univ.) SR2021-19
In near future wireless IoT era, various and huge number of sensors/devices will be connected to the internet by wireles... [more] SR2021-19
pp.128-131
RCS, SR, SRW
(Joint)
2021-03-04
09:25
Online Online Fundamental Investigation of Multiple Access Method for 5-GHz Band Simplified Beam Forming Wireless IoT Communication Using Wi-Fi Backscatter
Suguru Kameda, Koki Edamatsu, Mizuki Motoyoshi, Takashi Shiba, Noriharu Suematsu (Tohoku Univ.) SR2020-68
In order to realize smart factory which is appeared in the concepts of Society 5.0 and Industry 4.0, wireless Internet o... [more] SR2020-68
pp.29-34
RCS, SR, SRW
(Joint)
2021-03-04
13:10
Online Online [Invited Talk] Evolution and Prospect of Digital RF Transceiver Technologies
Noriharu Suematsu, Mizuki Motoyoshi, Suguru Kameda (Tohoku Univ.) RCS2020-243 SR2020-82 SRW2020-72
USRP on the market makes SDR technology much popular. Requirements for SDR transceiver are multi-band and multi-mode ope... [more] RCS2020-243 SR2020-82 SRW2020-72
pp.177-181(RCS), pp.70-74(SR), pp.65-69(SRW)
SR 2021-01-26
14:20
Online Online [Invited Talk] Frequency Spectrum and Node Sensing Techniques for Wireless IoT
Takashi Shiba, Tomoyuki Furuichi, Mizuki Motoyoshi, Suguru Kameda, Noriharu Suematsu (Tohoku Univ.) SR2020-59
It becomes a problem of low communication speed at narrow space with several wireless communication for example of wirel... [more] SR2020-59
pp.73-80
MW 2020-11-19
13:55
Online Online 920MHz/5.02GHz Bands Wireless Tag for In-Body/Out-Body Dual-Use RFID System
Bowen Dang, Mizuki Motoyoshi, Suguru Kameda, Noriharu Suematsu (Tohoku Univ.) MW2020-67
In recent years, RFID systems have been widely used in the medical field to ameliorate life of patients. In the field of... [more] MW2020-67
pp.12-17
MW 2020-11-19
14:20
Online Online Gain improvement of a 130 GHz CMOS amplifier by using radial stub as AC ground
Taiki Machii, Mizuki Motoyoshi, Suguru Kameda, Noriharu Suematsu (Tohoku Univ.) MW2020-68
Low-loss matching circuit is an important issue since sufficient gain cannot be achieved with over-100 GHz CMOS amplifie... [more] MW2020-68
pp.18-22
RCS 2020-10-23
15:10
Online Online [Invited Talk] Millimeter-Wave Wireless Body Area Network Adaptable to Overcrowded Environments
Suguru Kameda (Tohoku Univ.), Kohei Akimoto (Akita Pref. Univ.), Taichi Yokouchi, Mizuki Motoyoshi, Noriharu Suematsu (Tohoku Univ.) RCS2020-109
Wireless body area network (WBAN) using millimeter wave (mmW) is expected to solve inter-WBAN interference problem. The ... [more] RCS2020-109
p.92
SR, NS, SeMI, RCC, RCS
(Joint)
2020-07-09
10:25
Online Online Link Design and Received Power Measurement of 5-GHz Band Wi-Fi Backscatter System Using a Miniaturized Antenna Module
Taiki Machii, Koki Edamatsu, Mizuki Motoyoshi, Suguru Kameda, Noriharu Suematsu (Tohoku Univ.) SR2020-11
We have proposed and investigated 5GHz-band wireless-LAN based simple beamforming wireless IoT communication system with... [more] SR2020-11
pp.13-17
SR 2020-06-04
13:30
Online Online Measurement of radio channel impulse response using USRP X300 software defined radio considering non-causal components
Tomoya Nakahama, Yoji Yamada (NIT, Ishikawa College), Suguru Kameda, Mizuki Motoyoshi, Noriharu Suematsu (Tohoku Univ.) SR2020-1
To prototype a wireless system that includes cancellation using a software defined radio (SDR), the channel impulse resp... [more] SR2020-1
pp.1-8
MW 2020-03-06
10:20
Kochi Kochi City Culture-Plaza CUL=PORT
(Cancelled but technical report was issued)
Proposal of Beyond-Nyquist-Band of Water Vapor Radiometer using RF Under Sampling
Xing Lyu, Mizuki Motoyoshi, Suguru Kameda, Noriharu Suematsu (Tohoku Univ.) MW2019-155
It is important to develop a water vapor radiometer to accurately measure the amount of water vapor and cloud water in t... [more] MW2019-155
pp.85-89
MW 2020-03-06
11:00
Kochi Kochi City Culture-Plaza CUL=PORT
(Cancelled but technical report was issued)
Image Signal Output Characteristics of Optical Fiber Feed Direct Digital RF Transmitter Using SFP+ Optical Module
Ryo Tamura, Mizuki Motoyoshi, Suguru Kameda, Noriharu Suematsu (Tohoku Univ.) MW2019-156
 [more] MW2019-156
pp.91-96
MW 2020-03-06
14:25
Kochi Kochi City Culture-Plaza CUL=PORT
(Cancelled but technical report was issued)
Proposal of 5GHz Simplified Beam Forming Wireless IoT Communication using Wi-Fi Backscatter
Noriharu Suematsu, Koki Edamatsu, Taiki Machii, Mizuki Motoyoshi, Suguru Kameda (Tohoku Univ.) MW2019-161
In order to realize smart factory which is appeared in the concepts of Society5.0 and Industry 4.0, wireless Internet of... [more] MW2019-161
pp.117-121
 Results 1 - 20 of 78  /  [Next]  
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