Papers - OKAMOTO Eiji
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Study on Performance Improvement of Satellite/Terrestrial Integrated mobile Communication System using Unmanned Aerial Vehicle Cooperative communications
116 ( 144 ) SAT2016-32, 113 - 118 2016.07
Language：Japanese Publishing type：Research paper (conference, symposium, etc.)
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A study on Performance Improvement of Non-Orthogonal Multiple Access scheme with Code Division Multiplexing
IEICE Tech. Rep. 116 ( 110 ) RCS2016-66, 117 - 122 2016.06
Language：Japanese Publishing type：Research paper (conference, symposium, etc.)
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A study on performance improvement in multilevel modulated chaos MIMO transmission system with outer channel code
IEICE Tech. Rep. 116 ( 110 ) RCS2016-61, 87 - 92 2016.06
Language：Japanese Publishing type：Research paper (conference, symposium, etc.)
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R&D Activities for 5G Wireless Systems in Japan -- Reviewing IEICE Technical Report for Technical Group on Radio Communication Systems -- Invited International journal
M. Taromaru, H. Murata, E. Okamoto
Proc. 2016 International Workshop on Smart Wireless Communications 1 - 8 2016.05
Language：English Publishing type：Research paper (international conference proceedings)
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A Cooperative V2I Uplink Transmission Scheme Utilizing V2V Network Coding Reviewed International journal
E. Okamoto, K. Kunitomo, H. Akita, T. Kyo
Proc. IEEE Vehicular Technology Conf. 2016 Spring (VTC-2016Spring) 1 - 5 2016.05
Authorship：Lead author Language：English Publishing type：Research paper (international conference proceedings)
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A study on sparse chaos code multiple access scheme for physical layer security Invited
IEICE Tech. Rep. 116 ( 11, RCS2016-8 ) 41 - 46 2016.04
Authorship：Lead author Language：Japanese Publishing type：Research paper (conference, symposium, etc.)
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Performance improvement of wireless communications system using nonlinear signal processing Invited
IEICE ESS Fundamentals Review 9 ( 4 ) 350 - 363 2016.04
Language：Japanese Publishing type：Research paper (scientific journal) Publisher：IEICE
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In-orbit verification of small optical transponder (SOTA): evaluation of satellite-to-ground laser communication links Reviewed International journal
H. Takenaka, Y. Koyama, M. Akioka, D. Kolev, N. Iwakiri, H. Kunimori, A. Carrasco-Casado, Y. Munemasa, E. Okamoto, M. Toyoshima
Proc. SPIE 9739, Free-Space Laser Communication and Atmospheric Propagation XXVIII 1 - 12 2016.03
Language：English Publishing type：Research paper (international conference proceedings)
DOI： 10.1117/12.2214461
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A study on application of symbol MAP decoding for chaos MIMO scheme to improve error rate performance
IEICE Tech. Rep. 115 ( 475, CCS2015-74 ) 39 - 44 2016.02
Language：Japanese Publishing type：Research paper (conference, symposium, etc.)
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Performance comparison of SCMA, LDS, and OFDMA transmissions in uplink channels
IEICE Tech. Rep. 115 ( 472, RCS2015-366 ) 199 - 204 2016.02
Authorship：Lead author Language：Japanese Publishing type：Research paper (conference, symposium, etc.)
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Study on performance improvement of downlink satellite cell in satellite/terrestrial integrated mobile communication system using non-orthogonal multiple access scheme
IEICE Tech. Rep. 115 ( , SAT2015-63 ) 1 - 6 2016.02
Authorship：Lead author Language：Japanese Publishing type：Research paper (other academic)
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An EXIT Chart Analysis of Turbo-Coded Chaos MIMO Transmission Scheme Reviewed
E.Okamoto
Proc. IEICE International Symposium on Nonlinear Theory and its Applications (NOLTA 2015) 341 - 344 2015.12
Language：English Publishing type：Research paper (international conference proceedings)
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干渉分離重畳による無線多元接続技術の性能向上 Invited
岡本英二
TELECOM FRONTIER ( 89 ) 1 - 9 2015.11
Language：Japanese Publishing type：Research paper (scientific journal)
Other Link： http://www.scat.or.jp/frontier/frontier89/mokuji_89.html
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An energy-efficient adaptive lighting control scheme using indoor localization with prior position information Reviewed
K. Nakashima, E. Okamoto
Proc. International Conference on Information Technology and Electrical Engineering (ICITEE) 470 - 475 2015.10
Language：English Publishing type：Research paper (international conference proceedings)
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A study on performance improvement of chaos MIMO scheme using advanced stochastic characteristics
IEICE Tech. Rep. 115 ( 288, RCS2015-195 ) 31 - 36 2015.10
Language：Japanese Publishing type：Research paper (other academic)
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R&D Activities for 5G in IEICE Technical Committee on Radio Communication Systems Reviewed
H. Murata, E. Okamoto, M. Mikami, A. Okazaki, S. Suyama, T. Inoue, J. Mashino, T. Yamamoto, M. Taromaru
Proc. Asia-Pacific conference on communications (APCC) 250 - 256 2015.10
Language：English Publishing type：Research paper (international conference proceedings)
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超小型光通信機器(SOTA）を用いた誤り訂正符号効果の実証実験
竹中秀樹, 小山善貞, 國森裕生, 高山佳久, 豊嶋守生, 岡本英二
第59回宇宙科学技術連合講演会講演集 ( 3F02 ) 1 - 4 2015.10
Language：Japanese Publishing type：Research paper (other academic)
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Application of downlink non-orthogonal multiple access scheme for satellite/terrestrial integrated mobile communication system with dual satellites
E. Okamoto, H. Tsuji, A. Miura
IEICE Technical Report 115 ( 241, SAT2015-28 ) 39 - 44 2015.09
Authorship：Lead author Language：English Publishing type：Research paper (international conference proceedings)
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An improved proportional fair scheduling in downlink non-orthogonal multiple access system Reviewed
E. Okamoto
Proc. IEEE Vehicular Technology Conf. 2015 Fall (VTC-2015Fall) 1 - 5 2015.09
Language：English Publishing type：Research paper (international conference proceedings)
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An accurate indoor-localization scheme with NLOS detection and elimination exploiting stochastic characteristics Reviewed
M. Horiba, E. Okamoto, T. Shinohara, K. Matsumura
IEICE Transactions on Communications E98-B ( 9 ) 1758 - 1767 2015.09
Language：English Publishing type：Research paper (scientific journal)
Other Link： http://search.ieice.org/bin/summary.php?id=e98-b_9_1758&category=B&year=2015&lang=E&abst=
