| Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
| BCT, IEICE-SIS |
2022-10-14
11:25 |
Aomori |
Hachinohe Institute of Technology
(Primary: On-site, Secondary: Online) |
Fundamental Study of Underwater Acoustic Communication Using a Bidirectional Retrodirective System
Takahiro Ishikawa, Shingo Yoshizawa (Kitami Inst. of Tech.) |
Beamforming is a technique that concentrates wave energy in a specific direction using multiple element arrays. It can e... [more] |
|
| BCT, IEICE-SIS |
2021-11-18
11:20 |
Online |
online |
A Study of Receiver Configuration Using Beamforming in Non-line-of-sight Underwater Acoustic Communication
Takahiro Ishikawa, Shingo Yoshizawa (Kitami Inst. of Tech.) |
Underwater acoustic communication surrounded by walls such as a harbor becomes non-line-of-sight communication depending... [more] |
|
| ME |
2021-07-16
13:30 |
Online |
Online |
High-resolution ultrasound imaging with efficient synthesis of transmission angles and frequency subbands based on deep learning
Emi Aiura, Yuta Saito, Norio Tagawa (Tokyo Metro Univ.) |
Ultrasound imaging is widely used in the medical field because it is non-invasive and can be imaged in real time. We hav... [more] |
ME2021-62
pp.5-7 |
| BCT, IEICE-SIS |
2020-10-01
15:10 |
Online |
Online |
Fast Beamforming using Sparse Coding for mmWave Communications
Yitu Wang, Takayuki Nakachi (NTT Lab) |
The sensitivity of mmWave to blockages together with its directionality bring new technical challenges in the vehicular ... [more] |
|
| ME |
2019-07-16
10:30 |
Tokyo |
|
High resolution ultrasound imaging based on frequency sweep and array signal processing
Ryoya Kozai, Nguyen Chi Hai, Jing Zhu, Norio Tagawa (Tokyo Metropolitan Univ.) |
Ultrasound imaging is widely used not only for medical applications but also for nondestructive testing and environmenta... [more] |
ME2019-83
pp.1-4 |
| ME, SIP |
2018-12-17
13:05 |
Tokyo |
The University of Electro-Communications |
A Study on Improvement of Lateral Resolution in Ultrasound Super Resolution Imaging
Ryoya Kozai, Jing Zhu, Kan Okubo, Norio Tagawa (Tokyo Metropolitan Univ.) |
In the medical fields, ultrasound imaging is inferior in resolution to other modalities, so researches for improving res... [more] |
ME2018-104
pp.1-4 |
| BCT, IEEE-BT, HOKKAIDO [detail] |
2016-07-29
09:55 |
Hokkaido |
Hokkaido Univ. |
[Invited Lecture]
[Invited Lecture] User Scheduling for Millimeter Wave MU-MIMO in Small Conference Room
-- Evaluation with 3-sector Access Point Model and Proportional Fairness --
Yuyuan Chang, Sayako Haze, Gia Khanh Tran, Sakaguchi Kei, Kiyomichi Araki, Kazuhiko Fukawa (Tokyo Tech.) |
Recently, 60 GHz millimeter wave (mm-Wave) systems have been extensively studied. In standards, like IEEE 208.11ad, ther... [more] |
BCT2016-63
pp.43-46 |
| BCT, IEICE-AP |
2012-02-10
15:35 |
Hiroshima |
|
Beam Steering Experiments on a 60-GHz Band Dipole Array Antenna
Satoshi Yoshida, Yuya Suzuki, Shoichi Tanifuji, Suguru Kameda, Noriharu Suematsu, Tadashi Takagi, Kazuo Tsubouchi (Tohoku Univ.) |
In this paper, we design and implement a 60-GHz band dipole array antenna with a beam for horizontal direction for a sub... [more] |
|