Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
AP, RCS (Joint) |
2023-11-15 13:00 |
Kumamoto |
Kumamoto Prefectural Workers' Welfare Hall (Primary: On-site, Secondary: Online) |
Applying Pre-beamforming Control Scheme to Planar Massive Array Antenna Mizuki Suga, Yuta Takahashi, Yasuyoshi Yamamoto, Hideki Toshinaga, Naoki Kita (NTT) |
[more] |
|
AP, RCS (Joint) |
2023-11-16 11:00 |
Kumamoto |
Kumamoto Prefectural Workers' Welfare Hall (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Fast Beam Search for Distributed Antenna Systems in High Frequency Bands Shuki Wai, Takuto Arai, Tatsuhiko Iwakuni, Daisei Uchida, Naoki Kita (NTT) |
[more] |
|
COMP |
2023-10-24 16:20 |
Aichi |
Nagoya Univ. Venture Business Lab. |
Algorithm of uniform deployment for mobile robots in perfect bipartite graphs Masahiro Shibata (Kyutech), Naoki Kitamura (Osaka Univ.), Ryota Eguchi (NAIST), Yuichi Sudo (Hosei Univ.), Junya Nakamura (Toyohashi Tech.), Yonghwan Kim, Yoshiaki Katayama (Nagoya Tech.), Toshimitsu Masuzawa (Osaka Univ.), Sebastien Tixeuil (Sorbonne Univ.) |
(To be available after the conference date) [more] |
|
RCS |
2023-10-19 16:40 |
Kagawa |
Kagawa University (Saiwai-cho Campus), and online (Primary: On-site, Secondary: Online) |
Transmission Performance and Handover Control Technique of 60-GHz Wireless LAN on Indoor Open Environment Tatsuhiko Iwakuni, Daisei Uchida, Takuto Arai, Shuki Wai, Naoki Kita (NTT) |
(To be available after the conference date) [more] |
|
SIS, ITE-BCT |
2023-10-12 14:40 |
Yamaguchi |
HISTORIA UBE (Primary: On-site, Secondary: Online) |
Performance evaluation of null-space expanded linear reception technique over time-varying MIMO channels Yuki Ohi, Hidekazu Murata (Yamaguchi Univ.), Makoto Taromaru (Fukuoka Univ.), Tatsuhiko Iwakuni, Daisei Uchida, Naoki Kita (NTT) |
(To be available after the conference date) [more] |
|
AP, SANE, SAT (Joint) |
2023-07-14 10:10 |
Hokkaido |
The Citizen Activity Center (Primary: On-site, Secondary: Online) |
Characteristics Evaluation of Wideband Slot Array Antenna with Slitted Reflector by Prototype Measurement Yoshiki Ono, Takashi Hikage, Manabu Yamamoto (Hokkaido Univ.), Shuki Wai, Naoki Kita (NTT) AP2023-56 |
When the reflector is placed behind the broadband slot array antenna in order to make the radiation pattern of the anten... [more] |
AP2023-56 pp.139-144 |
EMCJ |
2023-06-09 13:30 |
Hokkaido |
Otaru Chamber of Commerce & Industry (Primary: On-site, Secondary: Online) |
Circuit-theoretic calculation of scattering properties considering inter-element coupling in a two-dimensional Van Atta array Daisuke Nishida, Atsuhiro Nishikata (Tokyo Tech), Yasuyoshi Yamamoto, Yuta Takahashi, Naoki Kita (NTT) EMCJ2023-21 |
[more] |
EMCJ2023-21 pp.48-53 |
CS, CQ (Joint) |
2023-05-19 14:55 |
Kagawa |
Rexxam Hall (Kagawa Kenmin Hall) (Primary: On-site, Secondary: Online) |
[Special Invited Talk]
Recent research and development of wireless techniques for realizing 6G/IOWN concept Takeshi Onizawa, Naoki Kita, Toshifumi Miyagi, Fumihiro Yamashita (NTT) CS2023-14 |
In this report, we describe recent research and development of wireless techniques for realizing 6G/IOWN concepts. We co... [more] |
CS2023-14 pp.34-40 |
COMP, IPSJ-AL |
2023-05-11 15:25 |
Hokkaido |
Hokkaido University |
Parameterized Complexity of Shortest Path Most Vital Edges Problem Yuto Ashida, Naoki Kitamura, Taisuke Izumi, Toshimitsu Masuzawa (Osaka Univ.) COMP2023-6 |
Given an undirected graph $G$, vertices $s,t$ of $G$,and the number of removal edges $d$,the shortest paths most vital e... [more] |
COMP2023-6 pp.29-35 |
EMCJ, MICT (Joint) |
2023-03-17 14:50 |
Tokyo |
Kikai-Shinko-Kaikan Bldg (Primary: On-site, Secondary: Online) |
Proposal and prototype of a varactor-loaded continuous variable phase shifter for noise reduction during phase switching Kazuaki Maruyama, Atsuhiro Nishikata (Titech), Yushi Shirato, Yasuyoshi Yamamoto, Yuta Takahashi, Naoki Kita (NTT) EMCJ2022-92 |
[more] |
EMCJ2022-92 pp.1-6 |
AP |
2023-03-17 14:10 |
Toyama |
Toyama Prefectural Civic Hall (Primary: On-site, Secondary: Online) |
Experimental Evaluation of Staircase Array Antenna employing Butler Matrix Hideya So, Takana Kaho (SIT), Yasuyoshi Yamamoto, Mizuki Suga, Yuta Takahashi, Yushi Shirato, Naoki Kita (NTT) AP2022-249 |
The authors have proposed a staircase array antenna consisting of a one-dimensional butler matrix and patch array antenn... [more] |
AP2022-249 pp.87-92 |
RCS, SR, SRW (Joint) |
2023-03-01 11:15 |
Tokyo |
Tokyo Institute of Technology, and Online (Primary: On-site, Secondary: Online) |
Performance Improvement of Linear MIMO Reception over Time-Variant Channels Using Null-Space Expansion Yuki Ohi, Hidekazu Murata (Yamaguchi Univ.), Makoto Taromaru (Hukuoka Univ.), Tatsuhiko Iwakuni, Daisei Uchida, Naoki Kita (NTT) RCS2022-250 |
This paper considers the improvement of MIMO signal separation performance using a linear spatial filter in a time-varyi... [more] |
RCS2022-250 pp.21-24 |
RCS, SR, SRW (Joint) |
2023-03-03 15:50 |
Tokyo |
Tokyo Institute of Technology, and Online (Primary: On-site, Secondary: Online) |
Simultaneous Beam Search with Multiple Distributed Antennas for Distributed Antenna System Shuki Wai, Takuto Arai, Tatsuhiko Iwakuni, Daisei Uchida, Naoki Kita (NTT) RCS2022-295 |
Distributed antenna (DA) system using high-frequency bands such as millimeter-wave and sub-terahertz is expected to be o... [more] |
RCS2022-295 pp.249-254 |
SeMI, SeMI (Joint) |
2023-01-19 15:35 |
Tokushima |
Naruto grand hotel (Primary: On-site, Secondary: Online) |
[Short Paper]
Comparative Study of Object Localization by mmWave Sensing and Acoustic Wave Sensing Ryosuke Hanahara, Itsuki Yonemura, Koji Yamamoto (Kyoto Univ.), Takuto Arai, Shuki Hideki, Tatsuhiko Iwakuni, Daisei Uchida, Naoki Kita (NTT) SeMI2022-84 |
This paper compares sensing of indoor communication environments using the beam search method in millimeter-wave (mmWave... [more] |
SeMI2022-84 pp.54-56 |
SeMI, SeMI (Joint) |
2023-01-19 16:05 |
Tokushima |
Naruto grand hotel (Primary: On-site, Secondary: Online) |
[Short Paper]
Received SNR Prediction Using Two-sided Beam Search in mmWave Communication: An Experimental Study Itsuki Yonemura, Ryosuke Hanahara, Takamochi Kanda, Koji Yamamoto (Kyoto Univ.), Takuto Arai, Syuki Wai, Tatsuhiko Iwakuni, Daisei Uchida, Naoki Kita (NTT) SeMI2022-87 |
This paper experimentally demonstrates a novel received signal-to-noise ratio (SNR) prediction based on a two-sided beam... [more] |
SeMI2022-87 pp.65-69 |
COMP |
2022-12-06 15:00 |
Ehime |
Ehime Univ. Media Hall |
A Fast (1+epsilon)-Approximating Algorithm for Single Source Replacement Path Problem Kaito Harada, Naoki Kitamura, Taisuke Izumi, Toshimitsu masuzawa (Osaka Univ.) COMP2022-28 |
Let $G$ be any weighted undirected graph of $n$ vertices and $m$ edges, and $s$ be an arbitrary source vertex in $G$. In... [more] |
COMP2022-28 pp.32-39 |
RCS, AP, UWT (Joint) |
2022-11-16 16:25 |
Fukuoka |
Kyushu University, and Online (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Study of Distributed Antenna System at Higher Frequency Band using Analog-RoF toward 6G Naoki Kita, Yushi Shirato, Yasuyoshi Yamamoto, Yuuta Takahashi, Kota Ito (NTT) AP2022-159 RCS2022-173 |
[more] |
AP2022-159 RCS2022-173 pp.67-72(AP), pp.106-111(RCS) |
RISING (3rd) |
2022-10-31 10:30 |
Kyoto |
Kyoto Terrsa (Day 1), and Online (Day 2, 3) |
[Poster Presentation]
Blockage Prediction Using Transmit/Receive Beam-pairs in mmWave Networks Itsuki Yonemura, Takamochi Kanda, Ryosuke Hanahara, Koji Yamamoto (Kyoto Univ.), Takuto Arai, Shuki Wai, Tatsuhiko Iwakuni, Daisei Uchida, Naoki Kita (NTT) |
This study experimentally demonstrates a novel blockage prediction based on exhaustive beam-pair scan in millimeter wav... [more] |
|
COMP, IPSJ-AL |
2022-05-20 14:10 |
Online |
Online |
Computational Power of A Memoryless Mobile Agent in Undirected Rings Taichi Inoue, Naoki Kitamura, Taisuke Izumi, Toshimitsu Masuzawa (Osaka Univ.) COMP2022-8 |
We consider the system where a single mobile agent is deployed in an anonymous, oriented, and undirected ring of $n$ ver... [more] |
COMP2022-8 pp.46-53 |
CQ, CS (Joint) |
2022-05-13 13:50 |
Fukui |
Fukui (Fuku Pref.) (Primary: On-site, Secondary: Online) |
[Special Invited Talk]
Analog-RoF and Distributed MIMO Techniques in Higher Frequency Bands for 6G/IOWN Takeshi Onizawa, Naoki Kita, Yushi Shirato, Daisei Uchida, Hideki Toshinaga (NTT) CQ2022-15 |
In this report, we describe analog-radio over fiber (A-RoF) and distributed multiple-input multiple-output (MIMO) techni... [more] |
CQ2022-15 pp.80-85 |