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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 18 of 18  /   
Committee Date Time Place Paper Title / Authors Abstract Paper #
RCS, SIP, IT 2022-01-20
11:45
Online Online A Study on Effectiveness Evaluation of FTN Signaling in the Presence of Nonlinear Distortion under Multipath Fading Channels
Atsuya Nakamura, Yuta Kumagai, Shuhei Saito, Hirofumi Suganuma (Waseda Univ.), Keita Kuriyama, Yu Ono, Hayato Fukuzono, Masafumi Yoshioka (NTT), Fumiaki Maehara (Waseda Univ.) IT2021-33 SIP2021-41 RCS2021-201
This report investigates the throughput performance of faster-than-Nyquist (FTN) signaling in the presence of nonlinear ... [more] IT2021-33 SIP2021-41 RCS2021-201
pp.30-33
RCS, NS
(Joint)
2021-12-16
13:00
Nara Nara-ken Bunka Kaikan and Online
(Primary: On-site, Secondary: Online)
Performance Evaluation of SC-FDE Considering Radiation Pattern in Millimeter-wave and Terahertz Broadband Communications
Yuto Oyamada, Shuhei Saito, Hirofumi Suganuma (Waseda Univ.), Keita Kuriyama, Yu Ono, Hayato Fukuzono, Masafumi Yoshioka (NTT), Fumiaki Maehara (Waseda Univ.) RCS2021-178
With the growing demand for wireless mobile services and the development of fifth- and sixth-generation mobile communica... [more] RCS2021-178
pp.19-23
RCS, NS
(Joint)
2021-12-16
13:50
Nara Nara-ken Bunka Kaikan and Online
(Primary: On-site, Secondary: Online)
Issues of Sub-Terahertz-Band Radio Access Technologies for 6G
Hayato Fukuzono (NTT), Satoshi Suyama (NTT DOCOMO), Doohwan Lee, Daisei Uchida (NTT), Tatsuki Okuyama (NTT DOCOMO), Masashi Iwabuchi, Jun Mashino (NTT), Yoshihisa Kishiyama (NTT DOCOMO) RCS2021-180
One of the requirements for the sixth generation mobile communication system (6G) is extreme high data rate and capacity... [more] RCS2021-180
pp.30-34
NS, RCS
(Joint)
2020-12-18
10:00
Online Online A Study on Performance Analysis of Single-carrier Modulation with Frequency Domain Equalization in Millimeter-wave and Terahertz Broadband Communications
Shuhei Saito, Hirofumi Suganuma (Waseda Univ.), Keita Kuriyama, Yu Ono, Hayato Fukuzono, Masafumi Yoshioka (NTT), Fumiaki Maehara (Waseda Univ.) RCS2020-143
This report investigates the system capacity of millimeter-wave (mm-wave) and terahertz (THz) broadband communications w... [more] RCS2020-143
pp.50-53
SeMI, RCS, NS, SR, RCC
(Joint)
2019-07-10
14:15
Osaka I-Site Nanba(Osaka) A Single-Carrier Block Multiuser MIMO System with Pre-Cancellation of Known Symbol Padding Interference
Hayato Fukuzono, Keita Kuriyama, Toshio Ito, Masafumi Yohioka, Tsutomu Tatsuta (NTT) RCS2019-103
A single-carrier (SC) block, downlink multiuser multiple-input multiple-output (MIMO) system performs transmit beamformi... [more] RCS2019-103
pp.13-17
RCS, SIP, IT 2019-01-31
11:05
Osaka Osaka University FIR-type Transmit Beamforming for Wide-band Single Carrier MIMO Transmission
Keita Kuriyama, Hayato Fukuzono, Masafumi Yoshioka, Tsutomu Tatsuta (NTT) IT2018-40 SIP2018-70 RCS2018-247
Wide-band single carrier MIMO transmission performance suffers from inter-symbol interference and inter-stream interfere... [more] IT2018-40 SIP2018-70 RCS2018-247
pp.31-36
RCS, AP
(Joint)
2018-11-22
14:30
Okinawa Okinawa Industry Support Center [Invited Lecture] An Experimental Study on Delay Characteristics in VHF Band
Toshio Ito, Hayato Fukuzono, Masafumi Yoshioka, Tsutomu Tatsuta, Naoki Kita (NTT) AP2018-137 RCS2018-212
In the wireless communications using a VHF band, while the long distance transmission with low attenuation is expectable... [more] AP2018-137 RCS2018-212
pp.197-202(AP), pp.193-198(RCS)
RCS, SR, SRW
(Joint)
2018-03-02
10:55
Kanagawa YRP [Invited Lecture] Suppression of Residual Self-Interference on Feedback Cancellation Systems for Full-Duplex Relaying
Hayato Fukuzono, Masafumi Yoshioka, Tsutomu Tatsuta, Hiroyuki Nakamura (NTT) RCS2017-376
Full-duplex relaying in wireless communication is an approach to improving the spectral efficiency, utilizing the same t... [more] RCS2017-376
pp.315-320
AP 2016-03-10
16:10
Yamanashi Isawa Onsen (Kanpo no Yado) [Tutorial Lecture] Multiuser MIMO transmission using channel reciprocity
Tomoki Murakami, Hayato Fukuzono, Yasushi Takatori, Masato Mizoguchi (NTT) AP2015-214
 [more] AP2015-214
pp.57-62
CQ 2015-09-02
11:30
Kyoto Kyoto Institute of Technology [Invited Talk] Efficiency improvement of multiuser MIMO transmission for wireless LAN systems
Tomoki Murakami, Hayato Fukuzono, Yasushi Takatori, Masato Mizoguchi (NTT) CQ2015-63
(To be available after the conference date) [more] CQ2015-63
pp.137-142
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)
2014-03-05
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, 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 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
RCS, NS
(Joint)
2011-07-22
10:15
Hokkaido Asahikawa Civic Culture Hall Performance Evaluations for Amplify-and-Forward and Decode-and-Forward Schemes on Cooperative OFDM Wireless Systems
Hayato Fukuzono, Wenjie Jiang, Yusuke Asai, Masato Mizoguchi (NTT) RCS2011-93
In this paper, cooperative communications, which improve communication performances by cooperation of Relay terminal, is... [more] RCS2011-93
pp.111-116
VLD, CAS, SIP 2008-06-26
09:00
Hokkaido Hokkaido Univ. Adaptive Feedback Canceller System for Sinusoidal Signals and Its Analysis
Hideaki Sakai, Hayato Fukuzono (Kyoto Univ.) CAS2008-1 VLD2008-14 SIP2008-35
In this paper,
adaptive feedback canceller is analyzed for a sum of complex sinusoidal signals and white nose,
and a... [more]
CAS2008-1 VLD2008-14 SIP2008-35
pp.1-6
 Results 1 - 18 of 18  /   
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