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Search Results: Conference Papers
 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 310件中 1~20件目  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
RCS, SR, SRW
(Joint)
2020-03-04
09:00
Tokyo Tokyo Institute of Technology On Capacity of Massive MIMO in Maltiuser Operation [III] -- A Simple Calculation Scheme of Channel Capacity in SMST Transmission --
Yoshio Karasawa
(To be available after the conference date) [more]
AP, WPT
(Joint)
2020-01-24
16:35
Kagawa Sunport Hall Takamatsu A study on Element Arrangement Optimization of Spatial Polarized Massive MIMO and the Effectiveness
Takahiro Matsumoto, Kiyoaki Itoi, Hiroaki Nakabayashi (CIT) AP2019-179
Currently, various studies of 5G have been studied for introduction in 2020. In 5G, massive MIMO technology has been stu... [more] AP2019-179
pp.159-164
AP, WPT
(Joint)
2020-01-24
17:00
Kagawa Sunport Hall Takamatsu A Study on Mean Antenna Gain of Massive MIMO in Line-of-Sight Street Canyon Environment
Yuya Tashiro, Eita Utsuki, Kazuki Machida, Hiroaki Nakabayashi (Chiba Inst. of Tech.) AP2019-180
In 5th generation mobile communication systems, massive MIMO has been studied as one of the elemental technologies to re... [more] AP2019-180
pp.165-170
IT, SIP, RCS 2020-01-24
16:40
Hiroshima Hiroshima City Youth Center On Capacity of Massive MIMO in Multiuser Operation [II] -- In the case of LOS environments --
Yoshio Karasawa IT2019-85 SIP2019-98 RCS2019-315
In our previous report, we focused on the channel capability of Massive MIMO and investigated the relationship among var... [more] IT2019-85 SIP2019-98 RCS2019-315
pp.291-296
AP 2019-12-12
13:15
Tokyo Kikai-Shinko-Kaikan Bldg. On Capacity of Massive MIMO in Multiuser Operation
Yoshio Karasawa AP2019-142
In our previous report, we focused on the channel capability of Massive MIMO and investigated the relationship with the ... [more] AP2019-142
pp.1-6
SR 2019-12-05
13:50
Okinawa Ishigaki City Hall (Ishigaki Island) [Poster Presentation] Performance Evaluation of Secure Wireless Communications for PLNC with Untrusted Relay by Double-objective Optimization Problem
Go Ikeuchi, Osamu Takyu (Shinshu Univ), Takeo Fujii (UEC), Tomoaki Ohtsuki (Keio Univ), Fumihito Sasamori, Shiro Handa (Shinshu Univ) SR2019-88
In this study, we have focused on wireless communication networks which can easily construct a network by using the rela... [more] SR2019-88
pp.15-22
AP, RCS
(Joint)
2019-11-22
10:15
Saga Saga Univ. On Relation between Eigenvalue Distribution of Single-User MIMO Transmission and Direction-of-Arrival of Multipath Incident Waves
Makoto Taromaru, Hironori Ban, Mai Ohta (Fukuoka Univ.) RCS2019-227
Channel capacity of MIMO transmission is determined by the rank and the singular values of the channel matrix, which are... [more] RCS2019-227
pp.135-138
RCS, SAT
(Joint)
2019-08-22
11:15
Aichi Nagoya University Study on frequency characteristic for the measurement of the systematic errors using gating process for on-board phased array antennas
Takuya Okura, Amane Miura, Teruaki Orikasa (NICT), Shinji Senba (Axis) SAT2019-22
National Institute of Information and Communications Technology (NICT) has been currently researching and developing the... [more] SAT2019-22
pp.31-35
RCS, SAT
(Joint)
2019-08-23
11:20
Aichi Nagoya University A Study on Theoretical System Capacity of Multi-user MIMO-OFDM THP in the Presence of Terminal Mobility
Ryota Mizutani, Yukiko Shimbo, Hirofumi Suganuma (Waseda Univ.), Hiromichi Tomeba, Takashi Onodera (Sharp), Fumiaki Maehara (Waseda Univ.) RCS2019-165
This report investigates the theoretical system capacity of multi-user multiple-input multiple-output orthogonal frequen... [more] RCS2019-165
pp.103-107
ISEC, SITE, ICSS, EMM, HWS, BioX, IPSJ-CSEC, IPSJ-SPT [detail] 2019-07-24
10:55
Kochi Kochi University of Technology Stochastic Existence Connecting Logos that are not necessarily completely divided and Language Games -- Limitations of Security Models and the Possibility of Artificial Intelligence --
Tetsuya Morizumi (KU) ISEC2019-49 SITE2019-43 BioX2019-41 HWS2019-44 ICSS2019-47 EMM2019-52
In this paper we describe that AI architecture including input data in artificial intelligence system for Bayesian estim... [more] ISEC2019-49 SITE2019-43 BioX2019-41 HWS2019-44 ICSS2019-47 EMM2019-52
pp.317-324
RCS 2019-06-19
11:40
Okinawa Miyakojima Hirara Port Terminal Building Theoretical System Capacity of MU-MIMO THP Considering Proportional Fairness Scheduling
Karen Taguchi, Ryota Mizutani, Yukiko Shimbo, Hirofumi Suganuma, Fumiaki Maehara (Waseda Univ.) RCS2019-49
(To be available after the conference date) [more] RCS2019-49
pp.73-78
QIT
(2nd)
2019-05-21
09:40
Fukuoka Kyushu University, Chikushi Campus Every entangled state provides an advantage in classical communication
Stefan Bauml (TU Delft), Andreas Winter (UAB), Dong Yang (Univ. Bergen)
We investigate whether for any entangled state, including bound entangled states, there exists a quantum channel the cla... [more]
AP 2019-03-14
13:30
Fukushima Yunoya (Iizaka Onsen, Fukushima) Validation of Channel Capacity Improvement for MIMO Antenna with Dual Polarized Directional Beam
Bakar Rohani, Hiroyuki Arai (Yokohama Nat. Univ.) AP2018-187
Dual polarized directional antenna is developed for MIMO system in wireless communication due to its capability to deliv... [more] AP2018-187
pp.7-11
AP 2019-03-14
14:55
Fukushima Yunoya (Iizaka Onsen, Fukushima) [Tutorial Lecture] MIMO Channel Propagation Parameter Estimation by Array Signal Processing
Kentaro Saito, Jun-ichi Takada (Tokyo Tech.) AP2018-190
The user traffic in the mobile communication has significantly increased owing to the widespread of smartphones. Therefo... [more] AP2018-190
pp.23-28
RCS, SR, SRW
(Joint)
2019-03-08
13:45
Kanagawa YRP Consideration of security for PLNC with Untrusted Relay by double-objective optimization problem
Go Ikeuchi, Osamu Takyu (Shinshu Univ), Takeo Fujii (UEC), Tomoaki Ohtsuki (Keio Univ), Fumihito Sasamori, Shiro Handa (Shinshu Univ) RCS2018-335
In this study, we have focused on wireless communication networks which can easily construct a network by using the rela... [more] RCS2018-335
pp.279-284
RCS, SR, SRW
(Joint)
2019-03-08
14:35
Kanagawa YRP Improvement of Convergence Characteristics in Repeating Weighted Boosting Search Algorithm for Channel Estimation
Yuri Taniguchi, Yukitoshi Sanada (Keio Univ.) RCS2018-337
The fifth generation mobile communications systems (5G) has been under standardization and is expected to be launched in... [more] RCS2018-337
pp.291-296
RCS, SIP, IT 2019-02-01
15:35
Osaka Osaka University A study of physical layer security using L1 regularized channel estimation techniques
Yasuhiro Takano (Kove Univ.) IT2018-69 SIP2018-99 RCS2018-276
An L1 regularized channel estimation technique can, even with a short training sequence (TS), achieve estimation perform... [more] IT2018-69 SIP2018-99 RCS2018-276
pp.197-201
IT 2018-12-18
14:50
Fukushima Spa Resort Hawaiians [Invited Talk] Theory and Practice of Wireless Communicatios with Stochastic Power Source
Koji Ishibashi (Unv. of Electro-Commun.) IT2018-32
This paper provides a brief survey of researches on wireless communications systems with energy harvesting as a stochast... [more] IT2018-32
pp.7-12
OPE, LQE, OCS 2018-10-19
13:55
Saga   Channel Capacity in Quantum-Noise-Limited Optical Communication Systems
Kazuro Kikuchi (NIAD-QE) OCS2018-47 OPE2018-83 LQE2018-72
In this paper, we analyze the bit-error rate (BER) and mutual information characteristics of intensity modulation/direct... [more] OCS2018-47 OPE2018-83 LQE2018-72
pp.105-110
AP, SANE, SAT
(Joint)
2018-07-18
13:30
Hokkaido Hokkaido Univ. Study on the measurement of the systematic errors using DBF/Channelizer for on-board phased array antennas for satellite
Takuya Okura, Amane Miura, Teruaki Orikasa (NICT), Shinji Senba (Axis) AP2018-48 SAT2018-12
National Institute of Information and Communications Technology (NICT) has been currently researching and developing the... [more] AP2018-48 SAT2018-12
pp.37-41(AP), pp.7-11(SAT)
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