Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
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 |
ITS, WBS, RCC |
2023-12-21 14:40 |
Okinawa |
(Primary: On-site, Secondary: Online) |
Performance evaluation against received image distortion in an image sensor-based visible light communication method using object detection DNN Yuya Miki, Kentaro Kobayashi, Wataru Chujo (Meijo Univ.) WBS2023-41 ITS2023-24 RCC2023-35 |
This study discusses a visible light communication system that uses a digital signage as a transmitter and an image sens... [more] |
WBS2023-41 ITS2023-24 RCC2023-35 pp.71-75 |
MW |
2023-11-16 13:25 |
Okinawa |
Nago City Industrial Support Center (Okinawa) (Primary: On-site, Secondary: Online) |
Riemann Pump RF-Power DAC with Novel GaN HEMT Cell Utilizing Charge Reuse Transistor Control Mechanism Yuta Fuchibe, Shuichi Sakata, Yuji Komatsuzaki, Shintaro Shinjo (Mitsubishi Electric Corp) MW2023-129 |
We propose a new circuit topology for multi-bit Riemann Pump (RP) digital-to-analog converters (DACs). The RP-DAC is a D... [more] |
MW2023-129 pp.19-22 |
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 |
LQE, OPE, CPM, EMD, R |
2023-08-24 14:40 |
Miyagi |
Tohoku university (Primary: On-site, Secondary: Online) |
[Invited Talk]
Silicon photonics COSA Yuriko Kawamura (NTT) R2023-22 EMD2023-17 CPM2023-27 OPE2023-66 LQE2023-13 |
We present a silicon photonics COSA(coherent optical sub-assembly). The architecture of the silicon photonics chip and t... [more] |
R2023-22 EMD2023-17 CPM2023-27 OPE2023-66 LQE2023-13 pp.34-37 |
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 |
MICT, WBS, RCC, SAT (Joint) [detail] |
2023-05-26 11:40 |
Tokyo |
TOKYO BIG SIGHT (Primary: On-site, Secondary: Online) |
A study on modulation and demodulation methods applying object detection DNN for digital signage and image sensor-based visible light communication Yuya Miki, Kentaro Kobayashi, Wataru Chujo (Meijo Univ) WBS2023-8 RCC2023-8 |
This study discusses a visible light communication system using a digital signage as a transmitter and an image sensor a... [more] |
WBS2023-8 RCC2023-8 pp.41-46 |
OCS, CS (Joint) |
2023-01-12 13:25 |
Fukuoka |
CANAL CITY HAKATA (Primary: On-site, Secondary: Online) |
[Invited Talk]
Digital Coherent Technology for Short-Range Optical Communications Toward Beyond 400G Hiroshi Miura, Junichi Suzuki, Nobuo Ohata, Keita Mochizuki, Naoki Suzuki (Mitsubishi Electric) OCS2022-60 |
Digital coherent transmission technology is expected to expand its application to short-haul optical communication appli... [more] |
OCS2022-60 pp.2-5 |
CAS, MSS, IPSJ-AL [detail] |
2022-11-17 14:15 |
Kochi |
(Primary: On-site, Secondary: Online) |
Evaluation of Theoretical Formula for Inter-band Level Deviation in DAC Bandwidth Tripler Hayato Ishii (Tokyo Univ. of Science), KeisuKeisuke Kawahara (Yokohama National Univ.), Yohtaro Umeda, koyoya Takano (Tokyo Univ. of Science) CAS2022-40 MSS2022-23 |
For wider bandwidth of optical transmitter circuit, DAC Bandwidth Tripler that extends the bandwidth of broadband digita... [more] |
CAS2022-40 MSS2022-23 pp.19-24 |
RCS, AP, UWT (Joint) |
2022-11-15 11:25 |
Fukuoka |
Kyushu University, and Online (Primary: On-site, Secondary: Online) |
[Encouragement Talk]
Theoretical Analysis of In-Band Full-Duplex Radio with Polynomial Digital Predistorter Kazuki Komatsu, Takeshi Matsumura (NICT) RCS2022-159 |
Self-interference cancellation is necessary to realize in-band full-duplex systems, which improve the spectral efficienc... [more] |
RCS2022-159 pp.25-30 |
RCS, AP, UWT (Joint) |
2022-11-16 14:05 |
Fukuoka |
Kyushu University, and Online (Primary: On-site, Secondary: Online) |
Transmission experiment of microwave program relay line for Advanced Integrated Services Digital Broadcasting - Terrestrial Tomohiro Shimazaki, Yoshifumi Matsusaki, Takayuki Nakagawa (NHK) RCS2022-168 |
We have been studying microwave program relay lines (an advanced studio-to-transmitter link / transmitter-to-transmitter... [more] |
RCS2022-168 pp.79-84 |
RCS, SR, SRW (Joint) |
2022-03-04 16:25 |
Online |
Online |
Behavioral Modeling of RF Power Amplifiers using Binary Neural Network Taishi Watanabe, Takeo Ohseki, Kosuke Yamazaki (KDDI Research) RCS2021-293 |
With the increase in bandwidth in mobile communication systems, the effect of performance degradation due to nonlinear d... [more] |
RCS2021-293 pp.207-211 |
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 |
RCS, SIP, IT |
2022-01-20 09:30 |
Online |
Online |
Transmitter Nonlinearization using Digital Predistorter and Nelder-mead Method for In-band Full-duplex Eisaku Sato (Toyohashi Univ. of Tech.), Kazuki Komatsu (NICT), Yuichi Miyaji, Hideyuki Uehara (Toyohashi Univ. of Tech.) IT2021-28 SIP2021-36 RCS2021-196 |
In-band full-duplex is expected to improve the spectrum efficiency, but it requires self-interference cancellation.
Us... [more] |
IT2021-28 SIP2021-36 RCS2021-196 pp.1-6 |
AP, RCS (Joint) |
2021-11-10 10:50 |
Nagasaki |
NBC-Bekkan (Nagasaki) (Primary: On-site, Secondary: Online) |
Theoretical Analysis of In-Band Full-Duplex Radio with Polynomial Digital Predistorter Kazuki Komatsu, Takeshi Matsumura (NICT) RCS2021-144 |
Self-interference cancellation is necessary to realize in-band full-duplex systems, which improve the spectral efficienc... [more] |
RCS2021-144 pp.7-12 |
RCS |
2021-10-21 16:00 |
Online |
Online |
[Poster Presentation]
Efforts to construct wireless experiment systems on in-band full-duplex Yuichi Miyaji, Hideyuki Uehara (Toyohashi Univ. of Tech.) RCS2021-128 |
We have been studying in-band full-duplex as a technology for effective use of radio resources. In particular, we are ta... [more] |
RCS2021-128 p.56 |
SAT |
2021-10-08 15:45 |
Online |
Online |
Study on digital pre-distortion with I/O interfaces for analogue baseband signal over satellite channel Masaaki Kojima, Yuki Koizumi, Masashi Kamei (NHK) SAT2021-52 |
Non-linear distortion caused by the satellite transponder negatively impacts multilevel modulation schemes. We studied d... [more] |
SAT2021-52 pp.47-50 |
PN |
2021-08-31 15:15 |
Online |
Online |
Estimation of Transmitter IQ Imbalance in Digital Coherent Communication Systems Naoki Tsuchida, Takuma Kuno, Yojiro Mori, Hiroshi Hasegawa (Nagoya Univ.) PN2021-25 |
To satisfy the ever-increasing traffic demand in a cost-effective manner, the transmission capacity per wavelength needs... [more] |
PN2021-25 pp.74-79 |
OCS, CS (Joint) |
2021-01-14 14:20 |
Online |
Online |
Study of the Effect of Single Near-end Reflection on Bidirectional Transmission of QPSK/OOK Asymmetrically Modulated Signals in the Same Bandwidth Tetsuji Goto, Takahiro Kodama, Masahiko Jinno (Kagawa Univ.) OCS2020-29 |
In recent years, PON systems for mobile front halls are required to have a larger capacity due to wireless terminal base... [more] |
OCS2020-29 pp.12-17 |
RCS, SR, SRW (Joint) |
2020-03-04 11:35 |
Tokyo |
Tokyo Institute of Technology (Cancelled but technical report was issued) |
Improving In-Band Full-Duplex Capacity by Transmitter Nonlinearization using Digital Predistortion Chua Teong Zhe, Kazuki Komatsu, Yuichi Miyaji, Hideyuki Uehara (Toyohashi Univ. of Tech.) RCS2019-338 |
In-band full-duplex (IBFD) is expected to have higher throughput or spectral efficiency compared to conventional wireles... [more] |
RCS2019-338 pp.99-104 |