IEICE Trans

Tatsunori OBARA

Experimental Trial of 5G Super Wideband Wireless Systems Using Massive MIMO Beamforming and Beam Tracking Control in 28GHz Band Tatsunori OBARA Tatsuki OKUYAMA Yuki INOUE Yuuichi AOKI Satoshi SUYAMA Jaekon LEE Yukihiko OKUMURA
Publication: Publication Date: 2017/08/01 Vol. E100-B No. 8 pp. 1256-1268 Type of Manuscript: Special Section PAPER (Special Section on Radio Access Technologies for 5G Mobile Communications System) Category: Wireless Communication Technologies Keyword: 5G, higher frequency bands, massive MIMO, beamforming, spatial multiplexing, beam tracking,
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Joint Processing of Analog Fixed Beamforming and CSI-Based Precoding for Super High Bit Rate Massive MIMO Transmission Using Higher Frequency Bands Tatsunori OBARA Satoshi SUYAMA Jiyun SHEN Yukihiko OKUMURA
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2015/08/01 Vol. E98-B No. 8 pp. 1474-1481 Type of Manuscript: Special Section PAPER (Special Section on 5G Radio Access Networks―Part I: Radio Access Technologies and System Design) Category: Keyword: 5G, higher frequency bands, Massive MIMO, analog fixed beamforming, CSI-based precoding,
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Interference-Aware Channel Segregation Based Dynamic Channel Assignment for Wireless Networks Yuki MATSUMURA Katsuhiro TEMMA Ren SUGAI Tatsunori OBARA Tetsuya YAMAMOTO Fumiyuki ADACHI
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2015/05/01 Vol. E98-B No. 5 pp. 854-860 Type of Manuscript: PAPER Category: Network Management/Operation Keyword: channel segregation, dynamic channel assignment, co-channel interference,
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Excess-Bandwidth Transmit Filtering Based on Minimization of Variance of Instantaneous Transmit Power for Low-PAPR SC-FDE Amnart BOONKAJAY Tatsunori OBARA Tetsuya YAMAMOTO Fumiyuki ADACHI
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2015/04/01 Vol. E98-B No. 4 pp. 673-685 Type of Manuscript: PAPER Category: Wireless Communication Technologies Keyword: single-carrier transmission, transmit filtering, peak-to-average power ratio (PAPR),
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Analog Single-Carrier Transmission with Frequency-Domain Equalization Thanh Hai VO Shinya KUMAGAI Tatsunori OBARA Fumiyuki ADACHI
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2014/09/01 Vol. E97-B No. 9 pp. 1958-1966 Type of Manuscript: PAPER Category: Wireless Communication Technologies Keyword: analog signal transmission, frequency-domain equalization, single-carrier transmission,
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Joint Tx/Rx MMSE Filtering for Single-Carrier MIMO Transmission Shinya KUMAGAI Tatsunori OBARA Tetsuya YAMAMOTO Fumiyuki ADACHI
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2014/09/01 Vol. E97-B No. 9 pp. 1967-1976 Type of Manuscript: PAPER Category: Wireless Communication Technologies Keyword: single-carrier transmission, MIMO, MMSE filtering, rank adaptation, adaptive modulation,
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Signal-Carrier Cooperative DF Relay Using Adaptive Modulation Kazuhiro KIMURA Hiroyuki MIYAZAKI Tatsunori OBARA Fumiyuki ADACHI
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2014/02/01 Vol. E97-B No. 2 pp. 387-395 Type of Manuscript: PAPER Category: Fundamental Theories for Communications Keyword: cooperative decode-and-forward (DF) relay, single-carrier transmission, adaptive modulation,
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Joint Transmit/Receive MMSE-FDE for Analog Network Coded Single-Carrier Bi-directional Multi-Antenna Relay Hiroyuki MIYAZAKI Tatsunori OBARA Fumiyuki ADACHI
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2013/12/01 Vol. E96-B No. 12 pp. 3153-3162 Type of Manuscript: PAPER Category: Wireless Communication Technologies Keyword: analog network coding, single-carrier transmission, joint transmit/receive frequency-domain equalization,
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Outage Channel Capacity of Direct/Cooperative AF Relay Switched SC-FDMA Using Spectrum Division/Adaptive Subcarrier Allocation Masayuki NAKADA Tatsunori OBARA Tetsuya YAMAMOTO Fumiyuki ADACHI
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2013/04/01 Vol. E96-B No. 4 pp. 1001-1011 Type of Manuscript: PAPER Category: Wireless Communication Technologies Keyword: cooperative AF relay, SC-FDMA, spectrum division/adaptive subcarrier allocation,
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Iterative Superimposed Pilot-Assisted Channel Estimation Using Sliding Wiener Filtering for Single-Carrier Block Transmission Tetsuya UCHIUMI Tatsunori OBARA Kazuki TAKEDA Fumiyuki ADACHI
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2012/03/01 Vol. E95-B No. 3 pp. 924-932 Type of Manuscript: PAPER Category: Wireless Communication Technologies Keyword: superimposed pilot, Wiener filter, autocorrelation function estimation,
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Joint MMSE-FDE & Spectrum Combining for a Broadband Single-Carrier Transmission in the Presence of Timing Offset Tatsunori OBARA Kazuki TAKEDA Fumiyuki ADACHI
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2011/05/01 Vol. E94-B No. 5 pp. 1366-1375 Type of Manuscript: PAPER Category: Wireless Communication Technologies Keyword: frequency-domain equalization, single-carrier transmission, Nyquist filter, timing offset, oversampling,
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Performance Comparison of Overlap FDE and Sliding-Window Chip Equalization for Multi-Code DS-CDMA in a Frequency-Selective Fading Channel Tatsunori OBARA Kazuki TAKEDA Kyesan LEE Fumiyuki ADACHI
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2011/03/01 Vol. E94-B No. 3 pp. 750-757 Type of Manuscript: PAPER Category: Wireless Communication Technologies Keyword: overlap FDE, sliding-window chip equalization (SWCE), DS-CDMA,
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Recent Advances in Single-Carrier Frequency-Domain Equalization and Distributed Antenna Network Fumiyuki ADACHI Kazuki TAKEDA Tatsunori OBARA Tetsuya YAMAMOTO Hiroki MATSUDA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2010/11/01 Vol. E93-A No. 11 pp. 2201-2211 Type of Manuscript: INVITED PAPER (Special Section on Signal Design and its Application in Communications) Category: Keyword: single-carrier, frequency-domain equalization, distributed antenna network, MIMO, signal detection,
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