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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| AP | 2024-03-15 13:25 |
Fukui | UNIVERSITY OF FUKUI (Primary: On-site, Secondary: Online) |
Measurement accuracy of K factor in the sky cell for 3D spatial cell construction Teruya Fujii (Titech), Susumu Yoneda (SB)  AP2023-216 |
The flight control of drones and the transfer of captured video data by using the mobile communication network will be e... [more] | AP2023-216 pp.85-90 |
| NS, RCS (Joint) |
2023-12-15 14:50 |
Fukuoka | Kyushu Institute of Technology Tobata campus, and Online (Primary: On-site, Secondary: Online) |
High-accuracy 3D spatial measurement of Nakagami-Rice variation K-Factor in Sky Cells Teruya Fujii (Titeck) RCS2023-202 |
The flight control of drones and the transfer of captured video data by using the mobile communication network will be e... [more] | RCS2023-202 pp.129-134 |
| RCS, AP, UWT (Joint) |
2022-11-17 10:20 |
Fukuoka | Kyushu University, and Online (Primary: On-site, Secondary: Online) |
Theoretical analysis of 3D spatial autocorrelation characteristics of Nakagami-Rice fading in sky radio propagation Hikari Tsuhama (Tokyo Tech), Fuji Teruya (Tokyo Tech/Softbank) AP2022-166 |
It is expected to use mobile communication networks to control the flight of drones and transmit its captured video data... [more] | AP2022-166 pp.109-114 |
| EA, ASJ-H | 2020-08-07 14:05 |
Online | Online | Influence of the existense of beamforming for low frequency region on sound quality in sound-space acquisition Kanji Watanabe, Masayuki Nishiguchi, Shouichi Takane, Koji Abe (Akita Pref. Univ.) EA2020-16 |
This study is aiming at the realization of spatial sound acquisition and reproduction system that can reproduce a certai... [more] | EA2020-16 pp.15-22 |
| SP, IPSJ-SLP (Joint) |
2019-07-20 13:00 |
Niigata | FURINYA(Tsukioka-Onsen, Niigata) | Adaptive Beamformer for Extracting Speech in Desired Direction Using Neural Soft-Mask Yu Nakagome (Waseda Univ./LINE), Masahito Togami (LINE), Tetsunori Kobayashi (Waseda Univ.) SP2019-8 |
A multi-channel speech extraction guided by direction-of-arrival (DOA) estimation is addressed in this paper. A multi-ch... [more] | SP2019-8 pp.9-14 |
| RCS, SR, SRW (Joint) |
2018-03-01 11:50 |
Kanagawa | YRP | [Technology Exhibit]
Indoor Experimental Verification of Multi-beam Spatial Multiplexing for High SHF Wide-band Massive MIMO in 5G Hiroshi Nishimoto, Manabu Sakai, Kenji Nakagawa, Shigeru Uchida, Kazuaki Ishioka, Satoshi Yamaguchi, Hideyuki Nakamizo, Yoshitaka Murata, Kuniyuki Suzuki, Akihiro Okazaki, Atsushi Okamura (Mitsubishi Electric Corp.) RCS2017-354 SR2017-120 SRW2017-74 |
Recently, the fifth-generation mobile communications system (5G) in higher frequency bands has been extensively studied.... [more] | RCS2017-354 SR2017-120 SRW2017-74 pp.215-216(RCS), pp.55-56(SR), pp.41-42(SRW) |
| US | 2016-10-07 14:55 |
Fukushima | College of Eng., Nihon Univ. | A Method for Combining Sub-Array Averaging with Sub-Aperture Beamforming in Adaptive Beamformer Hideyuki Hasegawa (Univ. Toyama) US2016-45 |
We have increased the temporal resolution of ultrasonic imaging to more than 1 kHz for accurate measurement of tissue dy... [more] | US2016-45 pp.7-10 |
| AP, RCS, WPT, SAT (Joint) |
2015-11-05 14:35 |
Okinawa | Okinawa Prefectural Museum & Art Museum | [Invited Lecture]
A Study of User Scheduling for Millimeter Wave MU-MIMO Systems
-- Evaluation with Small Conference Room Channel Model and 3-secter Access Point -- Yuyuan Chang, Keisuke Hirota, Gia Khanh Tran, Kei Sakaguchi, Kiyomichi Araki (Tokyo Tech.) AP2015-135 RCS2015-220 |
Recently, for the wide band and license-free channels, wireless communications with 60 GHz millimeter wave (mm-Wave) hav... [more] | AP2015-135 RCS2015-220 pp.145-150(AP), pp.181-186(RCS) |
| SR | 2013-10-24 13:00 |
Osaka | Osaka Univ. | [Technology Exhibit]
Experimental study on MIMO cognitive radio system using transmit/receive beamforming Ryosuke Iwata, Vutha Va (Tokyo Inst. of Tech.), Kei Sakaguchi (Osaka Univ.), Kiyomichi Araki (Tokyo Inst. of Tech.) SR2013-60 |
MIMO cognitive radio system is one of cognitive radio systems which avoids interference to other nodes using MIMO beamfo... [more] | SR2013-60 pp.35-42 |
| USN, AN, IPSJ-UBI (Joint) [detail] |
2012-05-17 16:00 |
Aichi | Toyohashi University of Technology | [Poster Presentation]
NAV setting criterion based on spatial correlation for improving spatial utilization efficiency in Ad Hoc Networks Masanori Oba, Yuichi Miyaji, Akito Kimijima, Hideyuki Uehara, Takashi Ohira (TUT) AN2012-7 |
Recently, many directional MAC protocols that assume the use of variables directional antenna have been proposed. An ad... [more] |
AN2012-7 pp.51-56 |
| EA | 2011-06-23 16:00 |
Hokkaido | Health Sci. Univ. of Hokkaido | Study on super directive microphone array using multiple reflected sounds Kenta Niwa, Sumitaka Sakauchi, Ken'ichi Furuya, Manabu Okamoto, Yoichi Haneda (NTT) EA2011-34 |
The purpose of this research is to develop a super directive microphone array that can pick up distant sounds, like a c... [more] | EA2011-34 pp.25-30 |
| EA | 2011-06-23 16:30 |
Hokkaido | Health Sci. Univ. of Hokkaido | Picking up sounds at different distances with microphone array using reflected sounds Kenta Niwa, Sumitaka Sakauchi, Ken'ichi Furuya, Manabu Okamoto, Yoichi Haneda (NTT) EA2011-35 |
The purpose of this research is to pick up target sounds at different distances in same direction with a microphone arra... [more] | EA2011-35 pp.31-36 |
| AP | 2010-10-14 10:50 |
Iwate | Iwate Univ. | Spatial Domain Resource Sharing for Overlapping Multi Cells
-- System Capacity evaluation in Next Generation Wireless LAN -- Tomoki Murakami, Riichi Kudo, Takeo Ichikawa, Masato Mizoguchi (NTT) AP2010-74 |
Given the increase of wireless devices in WLAN and similar systems and the shortage of available frequency channels, the... [more] | AP2010-74 pp.1-6 |
| CAS, MSS, VLD, SIP | 2010-06-22 15:35 |
Hokkaido | Kitami Institute of Technology | Pseudo-IIR Adaptive Array Based on Spatial State-Space Filtering Sho Iwazaki, Koichi Ichige, Hiroyuki Arai (Yokohama Nat'l Univ.) CAS2010-30 VLD2010-40 SIP2010-51 CST2010-30 |
This paper presents a pseudo-IIR construction of adaptive array based on spatial state-space filtering. The proposed app... [more] | CAS2010-30 VLD2010-40 SIP2010-51 CST2010-30 pp.169-173 |
| RCS, NS (Joint) |
2006-07-21 15:55 |
Hokkaido | Hokkaido Univ. | Uplink Spatial Scheduling Using Adaptive Transmit Beamforming in Multiuser MIMO System Yoshitaka Hara, Loic Brunel, Kazuyoshi Oshima (Mitsubishi Electric ITE-TCL) RCS2006-97 |
This paper presents uplink spatial scheduling with adaptive transmit beamforming, where terminals perform system-based t... [more] | RCS2006-97 pp.227-232 |
| RCS, NS (Joint) |
2006-07-21 16:15 |
Hokkaido | Hokkaido Univ. | Spatial Scheduling with Mutual Interference Cancellation in Multiuser MIMO Downlink Yoshitaka Hara, Loic Brunel, Kazuyoshi Oshima (Mitsubishi Electric ITE-TCL) RCS2006-98 |
This paper presents spatial scheduling using zero-forcing transmit beamforming for multiuser MIMO downlink. Under the ba... [more] | RCS2006-98 pp.233-238 |
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