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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| AP | 2015-01-23 13:20 |
Ehime | Ehime University | Propagation Loss Model for Sharing TVWS Bands in Indoor Environment Wataru Yamada, Motoharu Sasaki, Takatoshi Sugiyama, Masato Mizoguchi (NTT), Oliver Holland, Hamid Aghvami (KCL)  AP2014-180 |
[more] | AP2014-180 pp.109-114 |
| MW | 2014-11-20 15:35 |
Nagasaki | Nagasaki Univ. | [Invited Lecture]
IEEE standardization trend of wireless access Yasushi Takatori, Ken Hiraga, Toshimitsu Tsubaki, Yasuhiko Inoue, Yusuke Asai, Masafumi Shimizu, Tadao Nakagawa, Masato Mizoguchi (NTT) MW2014-133 |
[more] | MW2014-133 pp.51-56 |
| AP, RCS (Joint) |
2014-11-12 09:20 |
Yamagata | Yamagata University, Yonezawa Campus | Antenna determination method for multiuer MIMO with receive antenna allocation per subcarrier Tomoki Murakami, Yasushi Takatori, Masato Mizoguchi (NTT), Fumiaki Maehara (Waseda Univ.) AP2014-128 |
Multiuser multiple input multiple output (MU-MIMO) transmission with receive antenna allocation per subcarrier has been ... [more] | AP2014-128 pp.1-6 |
| AP, RCS (Joint) |
2014-11-13 09:00 |
Yamagata | Yamagata University, Yonezawa Campus | Performance evaluation of unlicensed band access for future radio access mobile optical network Riichi Kudo, Hirantha Abeysekera, Yasushi Takatori, Takeo Ichikawa, Masato Mizoguchi (NTT), Hiroto Yasuda, Yasufumi Morioka, Akira Yamada, Yoshifumi Morihiro, Yukihiko Okumura (NTT DOCOMO) RCS2014-207 |
Interworking among heterogeneous wireless networks across licensed and unlicensed bands has gained much attention to sup... [more] | RCS2014-207 pp.61-66 |
| RCS | 2014-06-17 10:21 |
Okinawa | Okinawa-ken Seinenkaikan (Naha) | MU-MIMO Transmission for Multi-antenna Stations with Imperfect CSI Keisuke Ujihara (Waseda Univ.), Tomoki Murakami (NTT), Yoshinori Sakata (Waseda Univ.), Yasushi Takatori, Masato Mizoguchi (NTT), Fumiaki Maehara (Waseda Univ.) RCS2014-41 |
Downlink multiuser MIMO (DL-MU-MIMO) transmission has been researched for achieving the high efficiency in wireless comm... [more] | RCS2014-41 pp.55-60 |
| RCS | 2014-06-18 15:50 |
Okinawa | Okinawa-ken Seinenkaikan (Naha) | Network-controlled Channel and Bandwidth Allocation Scheme for IEEE 802.11ac Wireless LANs B. A. Hirantha Sithira Abeysekera, Munehiro Matsui, Yusuke Asai, Masato Mizoguchi (NTT) RCS2014-77 |
The IEEE 802.11ac standard is attracting attention due to its capability of handling much more of the rapidly growing da... [more] | RCS2014-77 pp.263-268 |
| RCS | 2014-06-18 17:40 |
Okinawa | Okinawa-ken Seinenkaikan (Naha) | Multiuser MIMO Transmission with Receive Weight Assign for Station with Multiple Antennas Tomoki Murakami, Riichi Kudo, Yasushi Takatori, Masato Mizoguchi (NTT), Fumiaki Maehara (Waseda Univ.) RCS2014-82 |
MU-MIMO which simultaneously transmits to multiple STAs has been researched for the future wireless communication system... [more] | RCS2014-82 pp.293-298 |
| SRW | 2014-06-16 17:05 |
Kanagawa | Mitsubishi Electric | [Panel Discussion]
Sensor Network Technologies and its Applications Masato Mizoguchi (NTT), Takeshi Ichikawa (LAPIS Semiconductor), Masato Futagawa (Shizuoka Univ.), Hiroshi Harada (Kyoto Univ.), Shuzo Kato (Tohoku Univ.) SRW2014-15 |
[more] | SRW2014-15 p.83 |
| AP (2nd) |
2014-05-15 - 2014-05-16 |
Ishikawa | The Kanazawa Theatre | Experimental Evaluation of Real-Time MU-MIMO Transmission with Implicit Feedback Beamforming Tomoki Murakami, Hayato Fukuzono, Riichi Kudo, Shoko Shinohara, Yasushi Takatori, Masato Mizoguchi (NTT) |
This paper indicates the effectiveness of MU-MIMO with implicit feedback beamforming (IFB), which the transmitter estima... [more] | |
| RCS | 2014-04-18 14:25 |
Aichi | Nagoya Institute of Technology | Subcarrier Smoothing Calibration on multiuser-MIMO-OFDM Systems with Implicit Feedback Hayato Fukuzono, Tomoki Murakami, Riichi Kudo, Yasushi Takatori, Masato Mizoguchi (NTT) RCS2014-16 |
It is necessary to calibrate uplink channel state information (CSI) estimated for transmit beamforming in frequency doma... [more] | RCS2014-16 pp.85-90 |
| RCS, SR, SRW (Joint) |
2014-03-03 14:20 |
Tokyo | Waseda Univ. | Resource allocation for heterogeneous traffic in MU-MIMO-OFDMA systems Yoshinori Sakata (Waseda Univ.), Tomoki Murakami, Yasushi Takatori, Masato Mizoguchi (NTT), Fumiaki Maehara (Waseda Univ.) RCS2013-339 |
MU-MIMO transmission is investigated for further acceleration of wireless communication network in recent years. In MU-... [more] |
RCS2013-339 pp.199-204 |
| RCS, SR, SRW (Joint) |
2014-03-05 14:20 |
Tokyo | Waseda Univ. | Performance Evaluation of Combining Calibration with Real-Time Multiuser MIMO Transmission Equipment Using Implicit Feedback Hayato Fukuzono, Tomoki Murakami, Riichi Kudo, Shoko Shinohara, Yasushi Takatori, Masato Mizoguchi (NTT) RCS2013-385 |
It is necessary to calibrate uplink channel state information estimated for transmit beamforming on multiuser multiple-i... [more] | RCS2013-385 pp.475-480 |
| RCS, NS (Joint) |
2013-12-20 12:05 |
Kagawa | Sunport Hall Takamatsu | WLAN/cellular Cooperation for Future Radio Access and Mobile Optical Network Riichi Kudo, B. A. Hirantha Sithira Abeysekera, Yasushi Takatori, Masato Mizoguchi (NTT), Hiroto Yasuda, Akira Yamada, Yukihiko Okumura (NTT DOCOMO) NS2013-155 RCS2013-247 |
The number of access points of wireless LANs (WLANs) is increasing to satisfy the growing wireless traffic and the rapid... [more] | NS2013-155 RCS2013-247 pp.119-124(NS), pp.237-242(RCS) |
| RCS, AP (Joint) |
2013-11-21 11:00 |
Shimane | Matsue Terrsa | Experimental Evaluation of Implicit Feedback on Multiuser MIMO-OFDM Systems Hayato Fukuzono, Tomoki Murakami, Riichi Kudo, Yasushi Takatori, Masato Mizoguchi (NTT) RCS2013-187 |
[more] | RCS2013-187 pp.79-84 |
| RCS, AP (Joint) |
2013-11-22 10:10 |
Shimane | Matsue Terrsa | Multiple APs Simultaneous Transmission Technology with Implicit Feedback Beamforming Tomoki Murakami, Hayato Fukuzono, Yasushi Takatori, Masato Mizoguchi (NTT) AP2013-118 |
We proposed a multiple access points (APs) simultaneous transmission technique which APs transmit to their own station (... [more] | AP2013-118 pp.105-110 |
| RCS, AP (Joint) |
2013-11-22 09:45 |
Shimane | Matsue Terrsa | Explicit feedback method for massive MIMO OFDM systems Riichi Kudo (NTT), Simon M. D. Armour, Joe P. McGeehan (University of Bristol), Masato Mizoguchi (NTT) RCS2013-195 |
[more] | RCS2013-195 pp.123-128 |
| SRW | 2013-10-21 10:45 |
Kanagawa | NICT@YRP | Successive optimization transmission using a SNR gap for wireless LAN systems Riichi Kudo, Koichi Ishihara, Tomoki Murakami, Hirantha Abeysekera, Yusuke Asai, Masato Mizoguchi (NTT) SRW2013-31 |
[more] | SRW2013-31 pp.19-24 |
| CQ, MoNA, IPSJ-DPS, IPSJ-CN, IPSJ-EIP (Joint) [detail] |
2013-09-13 11:05 |
Ishikawa | Kanazawa Institute of Technology | [Special Talk]
Overview of IEEE 802.11ac Very High Throuhgput Wireless LAN Standard and Challenges for Future Shoko Shinohara, Yasuhiko Inoue, Yusuke Asai, B. A. Hirantha Sithira Abeysekera, Masato Mizoguchi (NTT) CQ2013-44 MoNA2013-33 |
Wireless LAN traffic continues to grow in home, office and public places as more and more products such as tablets, smar... [more] | CQ2013-44 MoNA2013-33 pp.95-100(CQ), pp.43-48(MoNA) |
| ASN, RCS, NS, SR (Joint) |
2013-07-19 10:15 |
Shizuoka | Hamamatsu Act City | Capacity Enhancement with Multi-User Multi-Channel Transmission Technique for WLANs Shoko Shinohara, Yasuhiko Inoue, B. A. Hirantha Sithira Abeysekera, Masato Mizoguchi (NTT) RCS2013-117 |
The upcoming wireless LAN standard IEEE 802.11ac extends the channel bandwith from conventional 20 or 40 MHz to 80 or 16... [more] | RCS2013-117 pp.215-220 |
| RCS | 2013-06-20 15:40 |
Hokkaido | Hokkaido Univ. | Performance Evaluations of Implicit Feedback Beamforming on Massive Multiuser MIMO Systems Hayato Fukuzono, Tomoki Murakami, Riichi Kudo, Yasushi Takatori, Masato Mizoguchi (NTT) RCS2013-53 |
Calibration is necessary for implicit feedback to perform downlink transmit beamforming exploiting uplink channel state ... [more] | RCS2013-53 pp.97-102 |
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