IEICE Trans

Yusuke ASAI

User Equipment Centric Downlink Access in Unlicensed Spectrum for Heterogeneous Mobile Network Riichi KUDO B. A. Hirantha Sithira ABEYSEKERA Yusuke ASAI Takeo ICHIKAWA Yasushi TAKATORI Masato MIZOGUCHI
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2015/10/01 Vol. E98-B No. 10 pp. 1969-1977 Type of Manuscript: Special Section PAPER (Special Section on 5G Radio Access Networks―Part II: Multi-RAT Heterogeneous Networks and Smart Radio Technologies) Category: Keyword: heterogeneous network, CSMA/CA, unlicensed spectrum, wireless LAN, RXOP, hidden terminal problem,
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Maximum Likelihood Demodulators and Their Evaluations on Amplify-and-Forward Cooperative OFDM-Based Wireless LAN Systems Hayato FUKUZONO Yusuke ASAI Riichi KUDO Koichi ISHIHARA Masato MIZOGUCHI
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2014/11/01 Vol. E97-B No. 11 pp. 2435-2448 Type of Manuscript: PAPER Category: Wireless Communication Technologies Keyword: cooperative communication, orthogonal frequency division multiplexing (OFDM), wireless local area network (LAN), amplify-and-forward (AF) mode, Golden code, Alamouti code, log likelihood ratio,
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Implementation and Evaluation of Real-Time Distributed Zero-Forcing Beamforming for Downlink Multi-User MIMO Systems Tomoki MURAKAMI Koichi ISHIHARA Riichi KUDO Yusuke ASAI Takeo ICHIKAWA Masato MIZOGUCHI
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2013/10/01 Vol. E96-B No. 10 pp. 2521-2529 Type of Manuscript: Special Section PAPER (Special Section on Recent Progress in Antennas and Propagation in Conjunction with Main Topics of ISAP2012) Category: Wireless Communication Technologies Keyword: multiuser MIMO, inter-cell interference, distributed system, wireless LAN system,
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Efficient Hybrid DFE Algorithms in Spatial Multiplexing Systems Wenjie JIANG Yusuke ASAI Satoru AIKAWA Yasutaka OGAWA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2009/02/01 Vol. E92-A No. 2 pp. 535-546 Type of Manuscript: PAPER Category: Communication Theory and Signals Keyword: complexity reduction, MIMO, spatial multiplexing, signal detection,
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Tree Based Approximate Optimal Signal Detectors for MIMO Spatial Multiplexing Systems Wenjie JIANG Yusuke ASAI Shuji KUBOTA
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2009/02/01 Vol. E92-B No. 2 pp. 544-558 Type of Manuscript: PAPER Category: Wireless Communication Technologies Keyword: complexity reduction, maximum likelihood detection, MIMO system, spatial multiplexing,
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A New Ordered Decision Feedback Equalization Algorithm for Spatial Multiplexing Systems in MIMO Channel Wenjie JIANG Yusuke ASAI Takeshi ONIZAWA Satoru AIKAWA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2007/11/01 Vol. E90-A No. 11 pp. 2546-2555 Type of Manuscript: PAPER Category: Communication Theory and Signals Keyword: BLAST, complexity reduction, ordering, sequential detector,
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Experimental Studies on a Decision-Feedback Channel Tracking Scheme Implemented in FPGA for MIMO-OFDM Systems Yusuke ASAI Wenjie JIANG Takeshi ONIZAWA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2007/11/01 Vol. E90-A No. 11 pp. 2423-2430 Type of Manuscript: Special Section PAPER (Special Section on Wideband Systems) Category: MIMO-OFDM Keyword: MIMO, OFDM, channel tracking, channel estimation, Doppler shift, IEEE 802.11n, wireless LAN, frame aggregation,
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Very Fast Recursion Based Algorithm for BLAST Signal Detection in Spatial Multiplexing Systems Wenjie JIANG Yusuke ASAI Satoru AIKAWA
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2007/07/01 Vol. E90-B No. 7 pp. 1773-1779 Type of Manuscript: PAPER Category: Wireless Communication Technologies Keyword: complexity reduction, signal detection, spatial multiplexing, V-BLAST,
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A Simple and Feasible Decision-Feedback Channel Tracking Scheme for MIMO-OFDM Systems Yusuke ASAI Wenjie JIANG Takeshi ONIZAWA Atsushi OHTA Satoru AIKAWA
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2007/05/01 Vol. E90-B No. 5 pp. 1052-1060 Type of Manuscript: Special Section PAPER (Special Section on Advanced Transfer Technologies for the Next Generation Network) Category: Keyword: MIMO, OFDM, channel tracking, channel estimation, Doppler frequency, IEEE 802.11n, wireless LAN, frame aggregation,
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A Synchronization Scheme for Packet Mode MIMO-OFDM Signals in Wireless LAN Takeshi ONIZAWA Takafumi FUJITA Yusuke ASAI Daisei UCHIDA Atsushi OHTA Satoru AIKAWA
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2007/01/01 Vol. E90-B No. 1 pp. 92-104 Type of Manuscript: PAPER Category: Terrestrial Radio Communications Keyword: wireless LAN, MIMO, OFDM, packet mode, synchronization,
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FPGA Implementation of Eigenbeam MIMO-OFDM for Wireless LAN and Its Experimental Performance Takeshi ONIZAWA Atsushi OHTA Yusuke ASAI Satoru AIKAWA
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2006/12/01 Vol. E89-B No. 12 pp. 3233-3241 Type of Manuscript: Special Section PAPER (Special Section on Software Defined Radio Technology and Its Applications) Category: Keyword: software-defined radio, field programmable gate array, MIMO-OFDM, eigenbeam, wireless LAN,
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Implementation and Performance Evaluation of Simple SDM-COFDM Prototype Using Propagation Coefficient Matrix Tracking for Fast Fading MIMO Channels Takatoshi SUGIYAMA Satoshi KUROSAKI Daisei UCHIDA Yusuke ASAI Masahiro UMEHIRA
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2005/01/01 Vol. E88-B No. 1 pp. 58-65 Type of Manuscript: Special Section PAPER (Special Section on Multi-carrier Signal Processing Techniques for Next Generation Mobile Communications--Part 1) Category: Space Division Multiplexing Keyword: SDM, OFDM, MIMO, ZF, frequency utilization efficiency,
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A SDM-COFDM Scheme Employing a Simple Feed-Forward Inter-Channel Interference Canceller for MIMO Based Broadband Wireless LANs Satoshi KUROSAKI Yusuke ASAI Takatoshi SUGIYAMA Masahiro UMEHIRA
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2003/01/01 Vol. E86-B No. 1 pp. 283-290 Type of Manuscript: Special Section PAPER (Special Issue on Multiple Access and Signal Transmission Techniques for Future Mobile Communications) Category: Keyword: SDM-COFDM, MIMO, propagation matrix, likelihood-weighting, soft decision Viterbi decoding,
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