IEICE Trans

Takahiro ASAI

28 GHz-Band Experimental Trial Using the Shinkansen in Ultra High-Mobility Environment for 5G Evolution Nobuhide NONAKA Kazushi MURAOKA Tatsuki OKUYAMA Satoshi SUYAMA Yukihiko OKUMURA Takahiro ASAI Yoshihiro MATSUMURA
Publication: Publication Date: 2021/09/01 Vol. E104-B No. 9 pp. 1000-1008 Type of Manuscript: Special Section PAPER (Special Section on Technology Trials and Proof-of-Concept Activities for 5G Evolution and Beyond) Category: Keyword: 5G evolution, massive MIMO, ultra high-mobility, high speed train, 28GHz band,
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Base Station Cooperation Technologies Using 28GHz-Band Digital Beamforming in High-Mobility Environments Tatsuki OKUYAMA Nobuhide NONAKA Satoshi SUYAMA Yukihiko OKUMURA Takahiro ASAI
Publication: Publication Date: 2021/09/01 Vol. E104-B No. 9 pp. 1009-1016 Type of Manuscript: Special Section PAPER (Special Section on Technology Trials and Proof-of-Concept Activities for 5G Evolution and Beyond) Category: Keyword: 5G evolution, millimeter-wave, high-mobility environment, digital BF, BS cooperation technology,
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A Study on Extreme Wideband 6G Radio Access Technologies for Achieving 100Gbps Data Rate in Higher Frequency Bands Satoshi SUYAMA Tatsuki OKUYAMA Yoshihisa KISHIYAMA Satoshi NAGATA Takahiro ASAI
Publication: Publication Date: 2021/09/01 Vol. E104-B No. 9 pp. 992-999 Type of Manuscript: INVITED PAPER (Special Section on Technology Trials and Proof-of-Concept Activities for 5G Evolution and Beyond) Category: Keyword: sixth generation mobile communication system, radio access technology, millimeter wave, terahertz wave, extreme high data rate,
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RAN Slicing to Realize Resource Isolation Utilizing Ordinary Radio Resource Management for Network Slicing Daisuke NOJIMA Yuki KATSUMATA Yoshifumi MORIHIRO Takahiro ASAI Akira YAMADA Shigeru IWASHINA
Publication: Publication Date: 2019/03/01 Vol. E102-B No. 3 pp. 484-495 Type of Manuscript: Special Section PAPER (Special Section on Network Virtualization and Network Softwarization for Diverse 5G Services) Category: Keyword: 5G, network slicing, resource isolation, radio resource management,
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Throughput Improvement of Mobile Cooperative WLAN Systems with Identifying and Management of Starved APs/UEs for 5G Akiyoshi INOKI Hirantha ABEYSEKERA Munehiro MATSUI Kenichi KAWAMURA Takeo ICHIKAWA Yasushi TAKATORI Masato MIZOGUCHI Akira KISHIDA Yoshifumi MORIHIRO Takahiro ASAI Yukihiko OKUMURA
Publication: Publication Date: 2017/08/01 Vol. E100-B No. 8 pp. 1366-1376 Type of Manuscript: Special Section PAPER (Special Section on Radio Access Technologies for 5G Mobile Communications System) Category: Terrestrial Wireless Communication/Broadcasting Technologies Keyword: 5G, wireless LAN, throughput starvation, CSMA/CA,
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Radio Resource Management Based on User and Network Characteristics Considering 5G Radio Access Network in a Metropolitan Environment Akira KISHIDA Yoshifumi MORIHIRO Takahiro ASAI
Publication: Publication Date: 2017/08/01 Vol. E100-B No. 8 pp. 1352-1365 Type of Manuscript: Special Section PAPER (Special Section on Radio Access Technologies for 5G Mobile Communications System) Category: Terrestrial Wireless Communication/Broadcasting Technologies Keyword: 5G, radio resource management, cell selection, metropolitan environment, urban environment, HetNet,
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Performance of Interference Rejection Combining Receiver to Suppress Inter-Cell Interference in LTE-Advanced Downlink Yusuke OHWATARI Nobuhiko MIKI Takahiro ASAI Tetsushi ABE Hidekazu TAOKA
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2011/12/01 Vol. E94-B No. 12 pp. 3362-3369 Type of Manuscript: Special Section PAPER (Special Section on Cooperative Communications for Cellular Networks) Category: Keyword: LTE-Advanced, interference rejection combining, inter-cell interference, coordinated multipoint transmission/reception,
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Investigation on Signaling Overhead for Mobility Management with Carrier Aggregation in LTE-Advanced Kengo YAGYU Takeshi NAKAMORI Hiroyuki ISHII Mikio IWAMURA Nobuhiko MIKI Takahiro ASAI Junichiro HAGIWARA
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2011/12/01 Vol. E94-B No. 12 pp. 3335-3345 Type of Manuscript: Special Section PAPER (Special Section on Cooperative Communications for Cellular Networks) Category: Keyword: LTE-Advanced, carrier aggregation, component carrier management, control overhead,
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Analyses of Achievable Gains in Half Duplex MIMO Relaying Schemes Using Multiple Relay Nodes Hui SHI Tetsushi ABE Takahiro ASAI Hitoshi YOSHINO
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2007/09/01 Vol. E90-B No. 9 pp. 2541-2551 Type of Manuscript: PAPER Category: Wireless Communication Technologies Keyword: MIMO wireless relay networks, distributed array gain, intra-node array gain, spatial multiplexing gain, QR decomposition, phase control,
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Experimental Evaluations on Throughput Performance of Adaptive Modulation and Channel Coding and Hybrid ARQ in HSDPA Takahiro ASAI Kenichi HIGUCHI Mamoru SAWAHASHI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2003/07/01 Vol. E86-A No. 7 pp. 1656-1668 Type of Manuscript: Special Section PAPER (Special Section on Multi-dimensional Mobile Information Networks) Category: Keyword: high speed downlink packet access, adaptive modulation and channel coding, hybrid ARQ,
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Field Test Results for a Beam and Null Simultaneous Steering S/T-Equalizer in Broadband Mobile Communication Environments Takahiro ASAI Shigeru TOMISATO Tadashi MATSUMOTO
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2001/07/01 Vol. E84-B No. 7 pp. 1760-1767 Type of Manuscript: Special Section PAPER (Special Issue on Adaptive Array Antenna Techniques for Advanced Wireless Communications) Category: Adaptive Algorithms and Experiments Keyword: broadband mobile communication, multipath fading, adaptive array antenna, adaptive equalizer,
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A Systolic Array RLS Processor Takahiro ASAI Tadashi MATSUMOTO
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2001/05/01 Vol. E84-B No. 5 pp. 1356-1361 Type of Manuscript: PAPER Category: Terrestrial Radio Communications Keyword: RLS algorithm, channel estimation, QR decomposition, parallel pipelined processing, ASIC,
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