Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
MW |
2022-06-10 10:25 |
Nagano |
Naganoken Nokyo Building (Primary: On-site, Secondary: Online) |
[Invited Talk]
USRP Implementation of Synchronized SS-CDMA with Space-Time Synchronization for Massive Connect IoT Suguru Kameda (Hiroshima Univ.) MW2022-29 |
The next generation information network will evolve into "Massive Connect Internet of things (IoT)", which will improve ... [more] |
MW2022-29 p.22 |
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 |
RCS, SR, SRW (Joint) |
2022-03-04 14:55 |
Online |
Online |
[Short Paper]
Evaluation of Bit Error Rate Performance of Synchronized SS-CDMA with Time Synchronization Error Chihiro Yamashita, Suguru Kameda (Hiroshima Univ.) SR2021-120 |
Synchronized spread spectrum code division multiple access (SS-CDMA) is very effective for increasing the uplink capacit... [more] |
SR2021-120 pp.154-156 |
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 |
SR |
2022-01-24 17:30 |
Online |
Online |
[Short Paper]
Implementation of fractional delay filter for USRP software defined radio Syun'ya Yoshiyama, Yoji Yamada (NIT), Suguru Kameda (Hiroshima Univ.), Noriharu Suematsu (Tohoku Univ.) SR2021-68 |
This paper proposes a performance criterion for implementing subsample delay by means of relative delay differences. Con... [more] |
SR2021-68 pp.43-45 |
SR |
2022-01-24 17:45 |
Online |
Online |
Experimental evaluation of LO synchronization accuracy for USRP/daughter boards applying UHD timed commands Haruto Nakamura, Yoji Yamada (NIT), Suguru Kameda (Hiroshima Univ.), Noriharu Suematsu (Tohoku Univ.) SR2021-69 |
Local oscillator (LO) phase synchronization using UHD timed commands has been used as a method to establish phase synchr... [more] |
SR2021-69 pp.46-53 |
SR |
2022-01-25 15:20 |
Online |
Online |
Evaluation of a Millimeter-wave WBAN Fairness Improvement Method Using a Concourse Model Tsukasa Chida (Tohoku Univ.), Suguru Kameda (Hiroshima Univ.), Noiriharu Suematsu (Tohoku Univ.) SR2021-82 |
In the millimeter-wave (mmW) band Wireless Body Area Network (WBAN), the effectiveness of a Carrier Sense Multiple Acces... [more] |
SR2021-82 pp.111-117 |
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 |
2021-11-04 09:30 |
Online |
Online |
Direct RF undersampling method without anti-aliasing top filter Takashi Shiba (Tohoku Univ.), Suguru Kameda (Hiroshima Univ.), Noriharu Suematsu (Tohoku Univ.) SR2021-41 |
Direct RF undersampling method is important technique for digital circuit and digital devices because sampling frequency... [more] |
SR2021-41 pp.1-8 |
SR |
2021-11-05 13:50 |
Online |
Online |
Millimeter-Wave WBAN Fairness Improvement Method by Back-off Control Using Busy-Time Ratio Tsukasa Chida (Tohoku Univ.), Suguru Kameda (Hiroshima Univ.), Noriharu Suematsu (Tohoku Univ.) SR2021-56 |
Wireless Body Area Network (WBAN) using the millimeter-wave (mmW) band (60-GHz band) is expected to be one of the method... [more] |
SR2021-56 pp.91-97 |
MIKA (3rd) |
2021-10-28 10:30 |
Okinawa |
(Primary: On-site, Secondary: Online) |
[Poster Presentation]
Implementation and Evaluation of Synchronized SS-CDMA for Massive Connect IoT Suguru Kameda (Hiroshima Univ.) |
[more] |
|
CQ, MIKA (Joint) |
2021-09-09 12:45 |
Online |
Online |
[Invited Talk]
Synchronized SS-CDMA with Space-Time Synchronization for Massive Connect IoT Suguru Kameda (Hiroshima Univ.) CQ2021-43 |
The next generation information network will evolve into "Massive Connect Internet of things (IoT)", which will improve ... [more] |
CQ2021-43 p.35 |
SR |
2021-05-21 14:00 |
Online |
Online |
[Technology Exhibit]
USRP Implementation of Synchronized SS-CDMA Transmission Timing Control Function Using Wi-Wi Yusaku Honma, Suguru Kameda, Noriharu Suematsu (Tohoku Univ), Satoshi Yasuda, Nobuyasu Shiga (NICT) SR2021-17 |
Synchronized spread spectrum code division multiple access (SS-CDMA) is very effective for increasing the capacity and r... [more] |
SR2021-17 pp.113-119 |
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 09:50 |
Online |
Online |
Fundamental Investigation of Backoff Control Method for Fair transmission opportunity of mmW WBAN in Over Crowded Environment Tsukasa Chida, Suguru Kameda, Noriharu Suematsu (Tohoku Univ.) SR2020-69 |
Wireless Body Area Network (WBAN) is a communication system between wearable devices in human body area.
WBAN using mi... [more] |
SR2020-69 pp.35-39 |
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) |