Papers - OKAMOTO Eiji

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  • Particle swarm optimization-based low-complexity three-dimensional UWB localization scheme Invited Reviewed

    E. Okamoto, M. Horiba, K. Nakashima, T. Shinohara, K. Matsumura

    Proc. International Conference on Ubiquitous and Future Networks (ICUFN2014)   1   120 - 124   2014.07

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    Authorship:Lead author   Language:English   Publishing type:Research paper (international conference proceedings)  

    DOI: 10.1109/ICUFN.2014.6876763

  • Study on electric power saving scheme in smart grid using exact location with Ultla Wide-Band signals

    114 ( 86, RCS2014-38 )   37 - 42   2014.06

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    Authorship:Lead author   Language:Japanese   Publishing type:Research paper (other academic)  

  • Study on desired to undesired power ratio of each link in satellite/terrestrial integrated mobile communication system using frequency sharing

    114 ( 27, SAT2014-8 )   39 - 44   2014.05

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    Authorship:Lead author   Language:Japanese   Publishing type:Research paper (other academic)  

  • Study on Coding Parameters for a Small Optical Transponder Reviewed

    H. Takenaka, Y. Takayama, Y. Koyama, Y. Munemasa, E. Okamoto, M. Akioka, M. Toyoshima

    Proc. 2014 International Conference on Space Optical Systems and Applications (ICSOS2014)   1   1 - 3   2014.05

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    Language:English   Publishing type:Research paper (international conference proceedings)  

  • Comparative Study on Low-Rate Forward Error Correction Codes in Downlink Satellite-to-Ground Laser Communications Reviewed

    H. Inoue, E. Okamoto, Y. Shoji, Y. Takayama, M. Toyoshima

    Proc. 2014 International Conference on Space Optical Systems and Applications (ICSOS2014)   1   1 - 5   2014.05

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    Authorship:Lead author   Language:English   Publishing type:Research paper (international conference proceedings)  

  • Application of chaos communication into wireless transmission and schemes for its performance improvement Invited

    114 ( 7, RCS2014-8 )   37 - 42   2014.04

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    Authorship:Lead author   Language:Japanese   Publishing type:Research paper (other academic)  

  • Multilevel Modulated Chaos MIMO Transmission Scheme with Physical Layer Security Reviewed

    E. Okamoto,Y. Inaba

    Nonlinear Theory and Its Applications, IEICE   5 ( 2 )   140 - 156   2014.04

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    Authorship:Lead author   Language:English   Publishing type:Research paper (scientific journal)  

  • Multi-User Chaos MIMO-OFDM Scheme for Physical Layer Multi-Access Security Reviewed

    Y. Inaba,E. Okamoto

    Nonlinear Theory and Its Applications, IEICE   5 ( 2 )   172 - 183   2014.04

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    Language:English   Publishing type:Research paper (scientific journal)  

  • Study on chaos MIMO transmission scheme using log likelihood ratio for application of turbo-like codes

    113 ( 456, RCS2013-335 )   175 - 180   2014.02

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    Authorship:Lead author   Language:Japanese   Publishing type:Research paper (other academic)  

  • A Study on Subcarrier Allocation Scheme in MIMO-STBC-OFDMA Relay Networks

    113 ( 456, RCS2013-370 )   389 - 394   2014.02

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    Authorship:Lead author   Language:Japanese   Publishing type:Research paper (other academic)  

  • A study on improvement of NLOS detection accuracy in TOA-based indoor localization

    113 ( 399, ASN2013-123 )   29 - 34   2014.01

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    Authorship:Lead author   Language:Japanese   Publishing type:Research paper (other academic)  

  • A Study on Reduction of Decoding Complexity of Chaos MIMO-OFDM Scheme

    113 ( 301, RCS2013-179 )   31 - 36   2013.11

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    Authorship:Lead author   Language:Japanese   Publishing type:Research paper (other academic)  

  • 下りリンク光衛星通信に適した低符号化率消失訂正符号の一検討

    井上拓昭,岡本英二,荘司洋三,高山佳久,豊嶋守生

    第53回宇宙科学技術連合講演会講演集   1 - 5   2013.10

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    Authorship:Lead author   Language:Japanese   Publishing type:Research paper (other academic)  

  • An improved NLOS detection scheme for Hybrid-TOA/AOA-based localization in indoor environments Reviewed

    M. Horiba, E. Okamoto, T. Shinohara, K. Matsumura

    Proc. IEEE International Conference on Ultra-Wideband (ICUWB 2013)   37 - 42   2013.09

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    Authorship:Lead author   Language:English   Publishing type:Research paper (international conference proceedings)  

  • Multi-user chaos MIMO-OFDM scheme for secure mobile communications Reviewed

    E. Okamoto, Y. Inaba

    Proc. 2013 International Symposium on Nonlinear Theory and its Applications (NOLTA 2013)   264 - 268   2013.09

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    Authorship:Lead author   Language:English   Publishing type:Research paper (international conference proceedings)  

  • Chaos-MIMO-OFDMA scheme achieving secure multiple access at physical-layer Reviewed

    E. Okamoto, Y. Inaba, A. Tanaka,

    Proc. IEEE VTS Asia Pacific Wireless Communications Symposium (APWCS2013)   26 - 30   2013.08

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    Authorship:Lead author   Language:English   Publishing type:Research paper (international conference proceedings)  

  • An efficient channel estimation scheme using Walsh pilots in bi-directional wireless OFDM relay systems with analog network coding Reviewed

    Y. Koshimizu, E. Okamoto

    IEICE Transactions on Communications   E96-B ( 8 )   2119 - 2130   2013.08

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    Authorship:Lead author   Language:English   Publishing type:Research paper (scientific journal)  

  • An improved NLOS detection scheme in indoor Hybrid-TOA/AOA-based localization

    132 ( 132, ASN2013-60 )   77 - 82   2013.07

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    Authorship:Lead author   Language:Japanese   Publishing type:Research paper (other academic)  

  • Interference-aware weighting scheme for satellite/terrestrial integrated mobile communication system Reviewed

    A. Tanaka, E. Okamoto, H. Tsuji, Y. Fujino

    Proc. IEEE International Wireless Communications and Mobile Computing Conference (IWCMC 2013)   1803 - 1808   2013.07

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    Authorship:Lead author   Language:English   Publishing type:Research paper (international conference proceedings)  

  • Multi-User Chaos MIMO-OFDM Scheme for Secure Wireless Communications

    113 ( 93, RCS2013-38 )   7 - 12   2013.06

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    Authorship:Lead author   Language:Japanese   Publishing type:Research paper (other academic)  

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