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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 80  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
BCT, IEEE-BT 2024-02-16
14:40
Aichi Nagoya International Center
(Primary: On-site, Secondary: Online)
Implementation and Performance of 12-Stream Software-Defined-Radio Transmitter for MIMO Transmission Experiment
Keisuke Kuwajima, Hidekazu Murata (Yamaguchi Univ.), Satoshi Suyama, Huiling Jiang (NTT DOCOMO)
Compared to the fourth-generation mobile communication, the fifth-generation mobile communication enables even higher sp... [more] BCT2024-32
pp.41-44
BCT, IEEE-BT 2024-02-16
15:00
Aichi Nagoya International Center
(Primary: On-site, Secondary: Online)
Study on Error Performance of Linear MIMO Reception using Null-Space Expansion Technique over Time-Variant Channels
Shohei Kobayashi, Yuki Ohi, Hidekazu Murata (Yamaguchi Univ.), Makoto Taromaru (Fukuoka Univ.), Tatsuhiko Iwakuni, Daisei Uchida, Naoki Kita (NTT)
In mobile communication, the propagation channel changes over time. It is known that fixing composite weights for interf... [more] BCT2024-33
pp.45-48
IEICE-SIS, BCT 2023-10-12
14:20
Yamaguchi HISTORIA UBE
(Primary: On-site, Secondary: Online)
Prototype of 2x4 MIMO SC-FDE Modem for Large-capacity Transmission using Millimeter-wave Band
Yoshifumi Matsusaki, Fumiya Yamagishi, Takayuki Nakagawa, Naohiko Iai, Tsuyoshi Nakatogawa (NHK)
We have been conducting research and development on a wireless transmission scheme using 42-GHz band in millimeter waves... [more] BCT2023-68
pp.6-11
IEICE-SIS, BCT 2023-10-12
14:45
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)
This paper considers the improvement of multiple-input multiple-output signal separation performance using a linear spat... [more] BCT2023-69
pp.12-15
IEICE-SIS, BCT 2023-10-13
13:05
Yamaguchi HISTORIA UBE
(Primary: On-site, Secondary: Online)
Performance improvement of terminal-collaborated MIMO reception system leveraging multiple decision results
Hayato Sugai, Hidekazu Murata (Yamaguchi Univ.), Daisuke Murayama, Toshiro Nakahira, Tomoaki Ogawa (NTT)
This paper deals with terminal-collaborated MIMO reception, in which nearby terminals collaborate to receive a MIMO sign... [more] BCT2023-71
pp.21-24
IEICE-SIS, BCT 2023-10-13
13:25
Yamaguchi HISTORIA UBE
(Primary: On-site, Secondary: Online)
Performance of terminal-collaborated MIMO reception with two-stage terminal selection schemes based on channel matrices and residual error coefficients
Ryosuke Kanda, Hidekazu Murata (Yamaguchi Univ.), Satoshi Suyama, Huiling Jiang (NTT DOCOMO)
In terminal-collaborated multiple-input multiple-output (MIMO) reception, the terminal to be the collaboration partner n... [more] BCT2023-72
pp.25-28
BCT, IEEE-BT 2023-03-10
14:55
Okinawa Okinawa RBC
(Primary: On-site, Secondary: Online)
Field Trial of Wireless IP Remote Production using TDD-based FPU
Fumito Ito, Takahiro Sato, Kiminobu Makino, Takayuki Nakagawa, Tsuyoshi Nakatogawa (NHK)
The authors have been researching on an advancement of mobile relay FPUs (Field Pick-up Units) for use in moving live pr... [more] BCT2023-41
pp.45-48
BCT, KYUSHU, IEEE-BT, IEEE-AP-S-FUKUOKA 2023-01-27
16:00
Fukuoka
(Primary: On-site, Secondary: Online)
Field trial of SVD-MIMO transmission with automatic change in the total number of modulation indices
Kiminobu Makino, Takahiro Sato, Fumito Ito, Takayuki Nakagawa, Naohiko Iai (NHK)
We evaluated the proposed-automatic changing algorithm in the total number of modulation indices by field trial. The alg... [more] BCT2023-17
pp.63-66
BCT, IEEE-BT, SHIKOKU 2022-09-02
13:30
Online Online Laboratory experiments of SVD-MIMO with automatic change in the total number of modulation indices
Kiminobu Makino, Takahiro Sato, Fumito Ito, Takayuki Nakagawa, Naohiko Iai (NHK)
For the singular value decomposition -multiple-input multiple-output method, an automatic changing algorithm for the tot... [more] BCT2022-49
pp.5-8
BCT, IEEE-BT 2022-06-10
13:55
Tokyo NHK STRL Transmission Performance Evaluation of an Advanced ISDB-T -- Fixed Reception Performance Verification of Dual-Polarized MIMO using Channel Response Captured in Real Environment --
Takuya Shitomi, Kotoko Furuya, Yuki Hirabayashi, Akihiko Sato, Masahiro Okano, Kyoichi Saito (NHK)
We are currently developing an advanced Integrated Services Digital Broadcasting-Terrestrial (ISDB-T) system to provide ... [more] BCT2022-33
pp.9-12
BCT, IEEE-BT 2022-03-11
15:50
Online   [Memorial Lecture] Field Trial of MIMO System with Adaptive Transmission Control for Next Generation Mobile Relay FPU
Takahiro Sato, Kiminobu Makino, Fumito Ito, Fumiki Uzawa, Takayuki Nakagawa, Naohiko Iai (NHK), Kei Hatano, Takuma Ono, Hitoshi Sugiyama, Hikoichi Saito (NHK Technologies, Inc), Yuichi Iwadate (NHK Engineering System, Inc)
In order to expand a capacity of mobile relay FPUs, the authors have been researching a 4x4 MIMO system with adaptive tr... [more] BCT2022-30
p.37
BCT, IEEE-BT 2022-02-17
14:00
Online Online A Study on ICI Canceller for MIMO-OFDM Mobile Reception
Takeru Kitaoka (TUS), Akira Nakamura (KU), Makoto Itami (TUS)
The MIMO-OFDM technology is used in LTE and mobile WiMAX. Inter-Carrier Interference (ICI) is caused by the doppler shif... [more] BCT2022-16
pp.13-16
BCT, IEEE-BT 2022-02-17
15:10
Online Online Study of terminal selection schemes based on subband channel matrices in terminal-collaborated MIMO reception
Li Yipeng, Hokuto Taromaru, Hidekazu Murata (Kyoto Univ.)
The number of transmit and receive antennas is one of the major factors that affect the frequency efficiency of a MIMO (... [more] BCT2022-19
pp.25-28
BCT, IEEE-BT 2021-03-12
10:35
  Online Field Trial of Handover between Multiple Base Stations using MIMO System with Adaptive Transmission Control for Next Generation Mobile Relay FPU
Takahiro Sato, Fumito Ito, Fumiki Uzawa, Takayuki Nakagawa, Naohiko Iai (NHK), Kei Hatano, Takuma Ono, Hitoshi Sugiyama, Hikoichi Saito, Yuichi Iwadate (NHK Technologies, Inc)
In order to expand a capacity of mobile relay FPUs, the authors have been researching a 4x4 MIMO system with adaptive tr... [more] BCT2021-18
pp.1-4
BCT, IEEE-BT 2022-02-17
13:20
Online TBD Channel Estimation to Mitigate Channel Aging in Massive MIMO with Pilot Contamination
Hiroki Hirose, Tomoaki Ohtsuki (Keio Univ.)
In a massive multiple-input mltiple-output (MIMO) system based on time division duplex (TDD), the channel state informat... [more] BCT2021-12
pp.13-16
BCT, IEEE-BT 2022-02-17
14:00
Online TBD A Study on Channel Estimation Scheme for Dual-Polarized MIMO-OFDM
Akito Miyahara (TUS), Akira Nakamura (KU), Makoto Itami (TUS)
In the Japanese next-generation DTTB(Digital Terrestrial Television Broadcasting), a combination of dual-polarized MIMO(... [more] BCT2021-14
pp.21-24
BCT, IEEE-BT 2020-03-06
09:30
Okinawa RBC Hall
(Cancelled)
Transmission Capacity Expansion of Next Generation Mobile Relay FPU -- Performance Evaluation by Field Trial --
Fumito Ito, Fumiki Uzawa, Takahiro Sato, Takayuki Nakagawa, Naohiko Iai (NHK)
In order to expand a capacity of mobile relay FPUs, the authors have been researching a 4x4 TDD-SVD-MIMO system with ada... [more] BCT2020-44
pp.49-52
BCT, IEEE-BT 2020-02-20
14:15
Shiga   Learning-Based Channel Estimation for Massive MIMO with Pilot Contamination and Its Impact of Model Mismatch in Training
Hiroki Hirose, Tomoaki Ohtsuki (Keio Univ.)
In massive multiple-input multiple-output (MIMO), a base station (BS) needs accurate estimation of channel state informa... [more] BCT2020-24
pp.13-16
BCT, IEEE-BT [detail] 2019-07-25
14:20
Hokkaido Tokachi-Plaza Impact of Misalignment of Beam Axis on System Capacity in UCA-based OAM-MIMO
Shuhei Saito, Hirofumi Suganuma (Waseda Univ.), Kayo Ogawa (Japan Women's Univ.), Fumiaki Maehara (Waseda Univ.)
In UCA-based OAM, the misalignment of the beam axis due to wind causes inter-mode interference. So far, we have clarifie... [more] BCT2019-61
pp.13-16
BCT, IEEE-BT 2019-03-15
13:45
Nagasaki Izuharachiku-Kouminkan (Tsushima City) A Study on Channel Estimation Using Compressed Sensing-based Extrapolation for OFDM Systems
Yukiko Shimbo, Hirofumi Suganuma (Waseda Univ.), Hiromichi Tomeba, Takashi Onodera, Hideo Namba (Sharp), Fumiaki Maehara (Waseda Univ.)
(To be available after the conference date) [more] BCT2019-40
pp.17-20
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