Papers - OKAMOTO Eiji
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An Evaluation on Throughput Performance for Type II Hybrid-ARQ Using Non-binary Rate-Compatible-Punctured LDPC Codes Reviewed
T. Kozawa, Y. Iwanami, E. Okamoto, R. Yamada, N. Okamoto,
IEICE Trans. on Fundamentals E93-A ( 11 ) 2089 - 2091 2010.11
Language：English Publishing type：Research paper (scientific journal)
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A Comparative Study on Time Domain Sequential Equalizer with MLD and MLSE Equalizer on MIMO Frequency Selective Channels Reviewed
S. Nakanobu, Y. Iwanami, E. Okamoto
IEICE Trans. on Commun. E93-B ( 11 ) 3197 - 3202 2010.11
Language：English Publishing type：Research paper (scientific journal)
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MIMO MFSK receivers using FDE and MLD on quasi-static frequency selective fading channels Reviewed
K. Nakayama, Y. Iwanami, E. Okamoto
Proc. Int’l Sym. Information Theory and Its Applications (ISITA) 1 - 5 2010.10
Language：English Publishing type：Research paper (international conference proceedings)
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Performance improvement of inter-vehicle communications using multiple orthogonal modulation Reviewed
M. Fukushima, E. Okamoto, and Y. Iwanami
Proc. Int’l. Sym. Wireless Personal Multimedia Commun. (WPMC) 1 - 5 2010.10
Language：English Publishing type：Research paper (international conference proceedings)
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Performance Improvement of Location Estimation Using Deviation on Received Signal Strength In Wireless Sensor Networks Reviewed
K. Miyauchi, E. Okamoto, and Y. Iwanami
Proc. IEEE International Conference on Ubiquitous and Future Networks (ICUFN 2010) 66 - 70 2010.06
Language：English Publishing type：Research paper (international conference proceedings)
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Performance improvement of multi-user downlink MIMO-OFDMA-CDM using adaptive modulation Reviewed
Y. Fuwa, E. Okamoto, and Y. Iwanami
Proc. IEEE VTS Asia Pacific Wireless Communications Symposium (APWCS) ( S05-4 ) 1 - 5 2010.05
Language：English Publishing type：Research paper (international conference proceedings)
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On The Improvement of Maximum Likelihood Detection in Multiple Relay Systems Reviewed
A. A. Aziz, Y. Iwanami, and E. Okamoto
Proc. IEEE Wireless Commun. and Networking Conf. (WCNC) 1 - 6 2010.04
Language：English Publishing type：Research paper (international conference proceedings)
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A fast fading channel estimation scheme for OFDM with sparse and scattered pilot symbols Reviewed
H. Hayashi, E. Okamoto, and Y. Iwanami
Proc. Int'l Sym. on Intelligent Signal Processing and Communication Systems (ISPACS) 154 - 157 2009.12
Language：English Publishing type：Research paper (international conference proceedings)
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Efficient Combining Technique with A Low-Complexity Detect-and-Forward Relay for Cooperative Diversity Scheme Reviewed
A. A. Aziz, Y. Iwanami, and E. Okamoto
Proc. IEEE region ten conf. (Tencon) 6 pages 2009.11
Language：English Publishing type：Research paper (international conference proceedings)
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Comparative study for Tomlinson -Harashima Precoding based on MMSE criteria in Multiuser MIMO downlink system Reviewed
C. Li, Y. Iwanami, and E. Okamoto
Proc. IEEE region ten conf. (Tencon) 6 pages 2009.11
Language：English Publishing type：Research paper (international conference proceedings)
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Resource Allocation Scheme with Proportional Fairness for Multi-user Downlink MIMO-OFDMA-CDM Systems Reviewed
Y. Fuwa, E. Okamoto, and Y. Iwanami
Proc. IEEE Int'l Sym. on Commun. and Inf. Tech. (ISCIT) 588 - 593 2009.09
Language：English Publishing type：Research paper (international conference proceedings)
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A Study on Sparse Pilot Symbol-Based Channel Estimation for Single Carrier-Frequency Domain Equalization Reviewed
D. Motokawa, E. Okamoto, and Y. Iwanami
Proc. Int'l. Sym. Wireless Personal Multimedia Commun. (WPMC) ( S16-2 ) 1 - 6 2009.09
Language：English Publishing type：Research paper (international conference proceedings)
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A Study on Time Domain Sequential Equalizer with MLD and MLSE Equalizer on MIMO Frequency Selective Channels Reviewed
S. Nakanobu, Y. Iwanami, and E. Okamoto
Proc. Int'l. Sym. Wireless Personal Multimedia Commun. (WPMC) 5 pages 2009.09
Language：English Publishing type：Research paper (international conference proceedings)
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A Study on LDPC Coded Hybrid-ARQ Using Spatially Multiplexed MIMO-OFDM Reviewed
Y. Tsuruta, Y. Iwanami, and E. Okamoto
Proc. Int'l. Sym. Wireless Personal Multimedia Commun. (WPMC) 5 pages 2009.09
Language：English Publishing type：Research paper (international conference proceedings)
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A comparison of multicarrier transmission in multipath and impulsive noise channels Reviewed
M. Fukushima, E. Okamoto, and Y. Iwanami
Proc. IEEE VTS Asia Pacific Wireless Communications Symposium (APWCS) 144 - 148 2009.08
Language：English Publishing type：Research paper (international conference proceedings)
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Rate-compatible LDPC code using quasi-cyclic LDPC for optical satellite communications Reviewed
Y. Yamashita, E. Okamoto, Y. Iwanami, Y. Shoji, Y. Takayama, and M. Toyoshima
Proc. IEEE VTS Asia Pacific Wireless Communications Symposium (APWCS) 199 - 203 2009.08
Language：English Publishing type：Research paper (international conference proceedings)
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Results from Phase-4 Kirari Optical Communication Demonstration Experiments with the NICT Optical Ground Station (KODEN) Reviewed
M. Toyoshima, H. Takenaka, C. Schaefer, Miyashita, Y. Shoji, Y. Takayama, Y. Koyama, H. Kunimori, S. Yamakawa, and E. Okamoto
Proc. AIAA Int'l Commun. Satellite Systems Conf. ICSSC2009 - 3.4.2 2009.06
Language：English Publishing type：Research paper (international conference proceedings)
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ディジタル通信における高度な変調方式を用いた高機能化 Invited
岡本英二
ケミカルエンジニアリング 化学工業社 54 ( 5 ) 18 - 25 2009.05
Authorship：Lead author Language：Japanese Publishing type：Research paper (scientific journal)
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LDPC code design for OICETS experiments in 2008 Reviewed
Y. Kadoike, E. Okamoto, Y. Iwanami, Y. Shoji, M. Toyoshima, Y. Takayama, and H. Kunimori
Proc. Int'l Conf. on Space Optical Systems and Applications 6 pages 2009.02
Language：English Publishing type：Research paper (international conference proceedings)
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Development of LDPC codes by the gallager composition method on FPGA Reviewed
T. Tanaka, M. Abe, M. Morimoto, Y. Kadoike, E. Okamoto, Y. Shoji, and M. Toyoshima
Proc. Int'l Conf. on Space Optical Systems and Applications 6 pages 2009.02
Language：English Publishing type：Research paper (international conference proceedings)
