TELPAC: A Time and Energy Efficient Protocol for Locating and Patching Coverage Holes in WSNs
Phi Le Nguyen, Kien Nguyen, Huy Vu, Yusheng Ji
Journal of Network and Computer Applications, Elsevier, vol.147, Dec. 2019.
[Abstract | pdf]

Enhancing multipath TCP initialization with SYN duplication
Kien Nguyen, Mirza Golam Kibria, Kentaro Ishizu, and Fumihide Kojima
IEICE Transactions on Communications, vol.E102-B, no.9, Sept. 2019.
[Abstract | pdf]

Steady-state analysis of class-E shunt inductor inverter outside ZCS and ZDCS conditions
Ali Lotfi, Akihiko Katsuki, Fujio Kurokawa, Hiroo Sekiya, Marian K. Kazimierczuk, and Frede Blaabjerg
IEEE Transactions on Components, Packaging and Manufacturing Technology, vol.9, no.8, pp.1587-1594, Aug. 2019.
[Abstract | pdf]

An Effective Metaheuristic for Multiple Traveling Repairman Problem with Distance Constraints
Ha Bang Ban, Duc Nghia Nguyen, Kien Nguyen
COMPUTING AND INFORMATICS, Aug. 2019.
[Abstract | pdf]

Joint User Association and Power Allocation for Millimeter- Wave Ultra-dense Networks
Huy. T. Nguyen, H. Murakami, Kien Nguyen, K. Ishizu, F. Kojima, J.D. Kim, S.H. Chung, and W. J. Hwang
Mobile Networks and Applications Journal , July 2019.
[Abstract | pdf]

Rigorous analytical model of saturated throughput for the IEEE 802.11p EDCA
Shintaro Ikuma, Zhetao Li, Tingrui Pei, Young-June Choi, and Hiroo Sekiya
IEICE Transactions on Communications, vol.E102-B, no.4, pp.699-707, Apr. 2019.
[Abstract | pdf]

Analysis of class-DE PA using MOSFET devices with non-equally grading coefficient
Ali Lotfi, Akihiko Katsuki, Fujio Kurokawa, Hiroo Sekiya, Marian K. Kazimierczuk, and Frede Blaabjerg
IEEE Transactions on Circuits and Systems I: Regular Papers, vol.66, no.7, pp.2794-2802, Mar. 2019.
[Abstract | pdf]

Hybrid precoding for massive mmWave MIMO systems
Xianru Liu, Xueming Li, Shu Cao, Qingyong Deng, Rong Ran, Kien Nguyen, and Tingrui Pei
IEEE Access, vol.7, no.33577-33586, Mar. 2019.
[Abstract | pdf]

Performance evaluation of IEEE 802.11ad in evolving Wi-Fi networks
Kien Nguyen, Mirza Golam Kibria, Kentaro Ishizu, and Fumihide Kojima
Wireless Communications and Mobile Computing, vol.2019, Feb. 2019.
[Abstract | pdf]

An approach to reinforce multipath TCP with path-aware information
Kien Nguyen, Mirza Golam Kibria, Kentaro Ishizu, Fumihide Kojima, and Hiroo Sekiya
Special Issue: Green Wireless Networks in 5G-inspired Applications, Sensors 2019, no.3, Jan. 2019.
[Abstract | pdf]

A Research on Measuring Latency of Private Ethereum Blockchain
Xuan Chen, Kien Nguyen, Hiroo Sekiya
2019 IEEE Workshop on Nonlinear Circuit Networks, Dec. 2019.
[Abstract | pdf]

An Evaluation of MPTCP on Raspberry Pi3
Taichi Tsuru, Kien Nguyen, and Hiroo Sekiya
2019 IEEE Workshop on Nonlinear Circuit Networks, Dec. 2019.
[Abstract | pdf]

Exploiting Q-learning in Extending the Network Lifetime of Wireless Sensor Networks with Holes
Khanh Le, Thanh-Hung Nguyen, Kien Nguyen, and Phi Le Nguyen
IEEE ICPADS 2019, Tianjin, China, Dec. 2019.
[Abstract | pdf]

A Dynamic Routing Protocol for Maximizing Network Lifetime in WSNs with Holes
Phi Le Nguyen, Thanh Hung Nguyen, Kien Nguyen
ACM SoICT 2019, Hanoi-Halong Bay, Vietnam, no.216-223, Dec. 2019.
[Abstract | pdf]

A Software Defined Networking Approach for Guaranteeing Delay in Wi-Fi Networks
Do Thi Thu Hien, Thanh Duc Ngo, Duy-Dinh Le, Hiroo Sekiya, Van-Hau Pham, Kien Nguyen
ACM SoICT 2019, pp. 191-196, Hanoi-Halong Bay, Vietnam, Dec. 2019.
[Abstract | pdf]

Implementation of Spiking Neural Network with Wireless Communications
Ryuya Hiraoka, Kazuki Matsumoto, Kien Nguyen, Hiroyuki Torikai, Hiroo Sekiya
26th International COnference on Neuron Information Processing of the Asia-Pacific Neural Network Society (ICONIP2019), pp.619-626, Dec. 2019.
[Abstract | pdf]

A 1MHz Class-E2 Single-Stage Power Factor Correction Converter with Frequency Control
Wenqi Zhu, Kien Nguyen and Hiroo Sekiya
2019 IEEE Workshop on Nonlinear Circuit Networks, Dec. 2019.
[Abstract | pdf]

Evaluation of Load Variations Characteristic in Class-F Amplifier
Yuki Oue, Kien Nguyen, and Hiroo Sekiya
2019 IEEE Workshop on Nonlinear Circuit Networks, Dec. 2019.
[Abstract | pdf]

Analysis of Class-E Rectifier with Low Output-Filter Inductance
Asiya, Tatsuki Osato, Kien Nguyen, Hiroo Sekiya, and Xiuqin Wei
8TH INTERNATIONAL CONFERENCE ON RENEWABLE ENERGY RESEARCH AND APPLICATIONS, Nov. 2019.
[Abstract | pdf]

Load independent parallel resonant inverter
H. Sekiya, Y. Ozawa and X. Wei
16th International SoC Design Conference (ISOCC2019), pp.148-149, Oct. 2019.
[Abstract | pdf]

Analysis of load-independent class-E inverter at any duty ratio
Natsumi Obinata, Weisen Luo, Xiuqin Wei, and Hiroo Sekiya
The 45th Annual Conference of the IEEE Industrial Electronics Society (IECON 2019), pp.1615-1620, Oct. 2019.
[Abstract | pdf]

A novel circuit topology and its design for class-E^2 DC-DC converter
Yusuke Ogi, Fumiya Ebihara, Xiuqin Wei, and Hiroo Sekiya
The Eleventh Annual Energy Conversion Congress and Exposition (ECCE2019), Baltimore, MD, USA, pp.1256-1260, Oct. 2019.
[Abstract | pdf]

Design of 6.78 MHz SiC MOSFET class-E inverter with a class-phi high-speed driver
Haruma Yogi, Xiuqin Wei, Hiroo Sekiya, and Takashi Hikihara
The Eleventh Annual Energy Conversion Congress and Exposition (ECCE2019), Baltimore, MD, USA, pp.375-379, Oct. 2019.
[Abstract | pdf]

Targeting Bufferbloat in Wi-Fi Networks: An Emulator-based Approach
Do Thi Thu Hien, Thanh Duc Ngo, Duy-Dinh Le, Hiroo Sekiya, Van-Hau Pham, Kien Nguyen
IEEE ISCIT 2019, Hochiminh City, Vietnam, Sept. 2019.
[Abstract | pdf]

Design of load-independent class-E inverter with MOSFET parasitic capacitances
Weisen Luo, Xiuqin Wei, Hiroo Sekiya, and Tadashi Suetsugu
62nd IEEE International Midwest Symposium on Circuits and Systems (MWSCAS2019)), Dallas, TX, USA, Aug. 2019.
[Abstract | pdf]

Virtualization for Flexibility and Network-Aware on 5G Mobile Devices
Kien Nguyen, Li Zhe-tao, Hiroo Sekiya
Proc. IEEE COMPSAC 2019, Wisconsin, USA, July 2019.
[Abstract | pdf]

An Experimental Study on Buffer Size in Multipath TCP Communication
Kien Nguyen, Hiroo Sekiya
15th International Conference on Multimedia Information Technology and Applications (MITA2019), Hochiminh City, Vietnam , June 2019.
[Abstract | pdf]

Throughput analysis for IEEE 802.11 multi-hop networks considering transmission rate
Takeshi Kanematsu, Kien Nguyen, and Hiroo Sekiya
2019 IEEE 89th Vehicular Technology Conference (VTC2019-Spring), Apr. 2019.
[Abstract | pdf]

Frequency-controlled resonant converter with push-pull Class-E inverter
Shohei Saito, Shohei Mita, Hiroyuki Onishi, Shingo Nagaoka, Takeshi Uematsu, and Hiroo Sekiya
2019 IEEE Applied Power Electronics Conference and Exposition (APEC2019), Mar. 2019.
[Abstract | pdf]

An evaluation of multipath TCP in lossy environment
Kien Nguyen, Mirza Golam Kibria, Kentaro Ishizu, Fumihide Kojima, and Hiroo Sekiya
Proc. IEEE Percom Workshop (PerFoT), Mar. 2019.
[Abstract | pdf]

Accurate analytical model of saturated throughput of the IEEE 802.11p EDCA
Shintaro Ikuma, Kien Nguyen, and Hiroo Sekiya
2019 International Workshop on Nonlinear Circuits, Communications and Signal Processing (NCSP'19), pp.542-545, Mar. 2019.
[Abstract | pdf]

仮想Wi-Fi システムにおけるマルチパスTCP輻輳制御の性能評価
劉　経緯, グエンキエン, 関屋大雄
コミュニケーションクオリティ研究会, Nov. 2019.
[Abstract | pdf]

An Investigation of Wi-Fi Bufferbloat Using a Wireless Emulator
Do Thi Thu Hien, Thanh Duc Ngo, Duy-Dinh Le, Hiroo Sekiya, Van-Hau Pham, Kien Nguyen
IEICE Society 2019, BS-4-12, Osaka, Japan, Sept. 2019.
[Abstract | pdf]

A Research on End Devices’ Network Softwarization
Kien Nguyen, Hiroo Sekiya
IEICE Society 2019, BS-4-18, Osaka, Japan, Sept. 2019.
[Abstract | pdf]

アウトフェージングD級ZVS増幅器の設計
大里辰希，魏秀欽，グエンキエン，関屋大雄
半導体電力変換研究会(SPC), July 2019.
[Abstract | pdf]

キャプチャ効果による無線LANの端末間の不公平性の解析的評価と改善
兼松嵩, 吉田悠人, グエンキエン, 関屋大雄
センサネットワークとモバイルインテリジェンス研究会（SeMI）, vol.119, no.110, pp.13-18, July 2019.
[Abstract | pdf]

A Research on Multipath TCP Initialization in Wireless Networks
Kien Nguyen, Hiroo Sekiya
IEICE CQ, Hiroshima, May 2019.
[Abstract | pdf]

負荷非依存E^-1級インバータの提案
小澤祐太, 魏秀欽, 関屋大雄
電子通信エネルギー技術研究会(EE), vol.118, no.387, pp.43-48, Jan. 2019.
[Abstract | pdf]

出力共振フィルタを省略したΦ級駆動回路の解析と実装
松原華子, 関屋大雄
電子通信エネルギー技術研究会(EE), vol.118, no.387, pp.37-41, Jan. 2019.
[Abstract | pdf]

Ap法およびKg法によるインダクタの最適設計ソフトウェア
岩崎茜, 関屋大雄
電子通信エネルギー技術研究会(EE), vol.118, no.387, pp.31-36, Jan. 2019.
[Abstract | pdf]

非対称時比率制御 D^2 級無線電力伝送システムの解析と設計
三田将平, 関屋大雄
電子通信エネルギー技術研究会(EE), vol.118, no.387, pp.25-30, Jan. 2019.
[Abstract | pdf]

IEEE 802.11p EDCA 無線ネットワークにおけるCW値が与えるネットワーク特性への影響および解析手法の提案
伊熊真太郎, グエンキエン, 関屋大雄
知的環境とセンサネットワーク研究会, vol.118, no.428, pp.95-100, Jan. 2019.
[Abstract | pdf]

Wireless neural network coupled by infrared communications
Kazuki Matsumoto, Hiroyuki Torikai, Kien Nguyen and Hiroo Sekiya
7th Japan-Korea Joint Workshop on Complex Communication Sciences (JKCCS' 19), Jan. 2019.
[Abstract | pdf]

A network calculus model for dual connectivity communication
Kien Nguyen, and Hiroo Sekiya
7th Japan-Korea Joint Workshop on Complex Communication Sciences (JKCCS' 19), Jan. 2019.
[Abstract | pdf]

MOSFETの寄生容量を考慮したE級発振器の解析と設計
海老原史弥, 魏秀欽, 関屋大雄
電気学会産業応用部門大会, Aug. 2019.
[Abstract | pdf]

低スイッチ電圧ストレスE^2級DC-DCコンバータの解析
小木雄介, 魏秀欽, 関屋大雄
電気学会産業応用部門大会, Aug. 2019.
[Abstract | pdf]

φ級インバータに基づいた高速駆動回路を用いたSiC MOSFET E級インバータ
與儀榛眞，魏秀欽，関屋大雄，引原隆士
信学技報, pp.pp49-52, July 2019.
[Abstract | pdf]

Networking Technologies for Smart Cities
Nguyen Kien, Sekiya Hiroo
NASATI Workshop, Hanoi, Vietnam, May 2019.
[Abstract | pdf]

Toward Decentralized Infrastructure for Future Internet of Things
Nguyen Kien, Sekiya Hiroo
Vietnam Japan Science and Technology Symposium (VJST2019), Hanoi, Vietnam, May 2019.
[Abstract | pdf]