Analysis and study of the duty ratio effects on the class-E_M power amplifier including MOSFET nonlinear gate-to-drain and drain-to-source capacitances
Mohsen Hayati, Hamed Abbasi, Marian K. Kazimierczuk, and Hiroo Sekiya
IEEE Transactions on Power Electronics, vol.33, no.12, pp.10500-10562, Dec. 2018.
[Abstract | pdf]

Subnominal operation of class-E nonlinear shunt capacitance power amplifier at any duty ratio and grading coefficient
Ali Lotfi, Ali Medi, Akihiko Katsuki, Fujio Kurokawa, Hiroo Sekiya, Marian K. Kazimierczuk, and Tadashi Suetsugu
IEEE Transactions on Industrial Electronics, vol.65, no.10, Oct. 2018.
[Abstract | pdf]

注入同期型E級発振器のロックレンジを最大化する入力波形の設計と実験検証
矢部洋司, 欧陽有界, 中川正基, 宇都宮健介, 永島和治, 関屋大雄, 田中久陽
電子情報通信学会和文論文誌 A, vol.J101-A, no.10, pp.250-259, Oct. 2018.
[Abstract | pdf]

High-frequency resonant gate driever with isolated class-E amplifier
Ryoko Sugano, Yuchong Sun, and Hiroo Sekiya
Nonlinear Theory and Its Applications, IEICE, vol.9, no.3, pp.358-373, July 2018.
[Abstract | pdf]

Throughput and delay analysis of IEEE 802.11 string-topology multi-hop network in TCP traffic with delayed ACK
Kosuke Sanada, Hiroo Sekiya, and Kazuo Mori
IEICE Transactions on Communications, vol.E101-B, no.5, pp.1233-1245, May 2018.
[Abstract | pdf]

Design of class E power amplifier with new structure and flat top switch voltage waveform
Mohsen Hayati, Sobhan Roshani, Saeed Roshani, Marian K. Kazimierczuk, and Hiroo Sekiya
IEEE Transactions on Power Electronics, vol.33, no.3, pp.2571-2579, Mar. 2018.
[Abstract | pdf]

Generalized analytical expressions for end-to-end throughput of IEEE 802.11 string-topology multi-hop networks
Kosuke Sanada, Nobuyoshi Komuro, Zhetao Li, Tingrui Pei, Young-June Choi, and Hiroo Sekiya
Ad Hoc Networks, vol.7, no.1, pp.135-148, Mar. 2018.
[Abstract | pdf]

Outside nominal operation analysis and design considerations of Inverse-class-E power amplifier
Ali Lotfi, Ali Ershadi, Ali Medi, Mohsen Hayati, Marian K. Kazimierczuk, Hiroo Sekiya, Akihiko Katsuki, and Fujio Kurokawa
IEEE Journal of Emerging and Selected Topics in Power Electronics, vol.6, no.1, pp.165-174, 2018.
[Abstract | pdf]

Experimental evaluations of thinned-out and PDM controlled class-D rectifier
Shengzhe Xu, Akane Iwasaki, and Hiroo Sekiya
2018 International Conference on Smart Grids (ICSG 2018), pp.76-81, Dec. 2018.
[Abstract | pdf]

Analysis and design of phase-controlled class-D ZVS inverter
Tatsuki Ohsato, Yuta Yamada, Xiuqin Wei, and Hiroo Sekiya
2018 International SoC Design Conference (ISOCC2018), pp.160-161, Nov. 2018.
[Abstract | pdf]

XOR learning by spiking neural network with infrared communications
Kazuki Matsumoto, Hiroyuki Torikai, and Hiroo Sekiya
2018 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference(APSIPA ASC2018), pp.1289-1292, Nov. 2018.
[Abstract | pdf]

Pre- and post-regulation control of high-frequency magnetic-resonance wireless power transfer system with class-D rectifier
Yoshiro Hara, Tatsuki Ohsato, and Hiroo Sekiya
2018 IEEE International Communications Energy Conference (INTELEC2018), pp.1-6, Oct. 2018.
[Abstract | pdf]

The phase-controlled class-D ZVS inverter with clamp diodes
Yusuke Ishihara, Shohei Mita, and Hiroo Sekiya
2018 IEEE Energy Conversion Congress and Exposition (ECCE2018), pp.6745-6750, Sept. 2018.
[Abstract | pdf]

High-frequency soft-switching resonant driver for SiC class-D amplifier
Ryoko Sugano, Xiuqin Wei, and Hiroo Sekiya
2018 International Symposium on Nonlinear Theory and Its Application (NOLTA2018), Sept. 2018.
[Abstract | pdf]

Analysis of class-D ZVS inverter with asymmetrical duty-cycle control for wireless power transfer applications
Shohei Mita, Hiroo Sekiya
2018 IEEE International Symposium on Circuits and Systems (ISCAS2018), pp.1-5, May 2018.
[Abstract | pdf]

Analysis and design of wireless power transfer system with asymmetrical duty-cycle controlled class-D ZVS inverter
Shohei Mita, Hiroo Sekiya
2018 IEEE International Symposium on Circuits and Systems (ISCAS2018), pp.1-5, May 2018.
[Abstract | pdf]

A novel analysis procedure for class E oscillator
Fumiya Ebihara, Xiuqin Wei, Hiroo Sekiya, and Tadashi Suetsugu
2018 IEEE International Symposium on Circuits and Systems (ISCAS2018), pp.1-5, May 2018.
[Abstract | pdf]

Design of phase-controlled class-D ZVS inverter for output power regulation
Yudai Nagata, Hiroo Sekiya
2018 International Workshop on Nonlinear Circuits, Communications and Signal Processing (NCSP'18), Mar. 2018.
[Abstract | pdf]

Analysis procedure of further miniaturized class-E2 DC/DC converter
Yuusuke Ogi, Xiuqin Wei, Hiroo Sekiya, and Tadashi Suetsugu
2018 International Workshop on Nonlinear Circuits, Communications and Signal Processing (NCSP'18), Mar. 2018.
[Abstract | pdf]

Throughput and delay analyses for RTS/CTS-used IEEE 802.11 DCF on two-way flows string-topology multi-hop networks
Kouhei Hayashida, Hiroo Sekiya
2018 International Workshop on Nonlinear Circuits, Communications and Signal Processing (NCSP'18), Mar. 2018.
[Abstract | pdf]

Reinforcement Learning for FPGA Spiking Neural Network coupled by LEDs
Shohei Sugino, Kazuki Matsumoto, Hiroyuki Torikai, and Hiroo Sekiya
2018 International Workshop on Nonlinear Circuits, Communications and Signal Processing (NCSP'18), Mar. 2018.
[Abstract | pdf]

Throughput analysis of WLANs in presence of capture effect
Yuto Yoshida, Hiroo Sekiya
2018 International Workshop on Nonlinear Circuits, Communications and Signal Processing (NCSP'18), Mar. 2018.
[Abstract | pdf]

Wi-Fi virtualization: applications and performance evaluation
Kien Nguyen, and Hiroo Sekiya
Vietnam-Japan Joint Workshop on Ambient Intelligence and Sensor Networks (IEICE ASN), Nov. 2018.
[Abstract | pdf]

赤外線通信を用いたSpiking Neural NetworkによるXOR学習
松本和貴, 鳥飼弘幸, 関屋大雄
電子情報通信学会 複雑コミュニケーションサイエンス研究会(CCS), vol.118, no.168, pp.25-28, Aug. 2018.
[Abstract | pdf]

D級整流器を用いた高周波磁界共鳴型無線電力伝送システムにおける最大効率追従制御
原誉志郎, 大里辰希, 関屋大雄
半導体電力変換研究会(SPC), July 2018.
[Abstract | pdf]

D級インバータ用SiCMOSFET高速駆動回路の設計
菅野瞭子，魏秀欽, 関屋大雄
半導体電力変換研究会(SPC), July 2018.
[Abstract | pdf]

MOSFETの逆並列ダイオードの動作を考慮した位相制御型D級インバータの解析
大里辰希, 魏秀欽, 関屋大雄
半導体電力変換研究会(SPC), July 2018.
[Abstract | pdf]

キャプチャ効果を考慮した無線LANのスループット解析
兼松嵩, 吉田悠人, 関屋大雄
知的環境とセンサネットワーク研究会, vol.118, no.127, pp.7-12, July 2018.
[Abstract | pdf]

電圧クランプ機能を有する位相型制御D級ZVSインバータ回路の設計と制御
石原 裕介, 関屋 大雄
電子通信エネルギー技術研究会, vol.117, no.424, pp.41-46, Jan. 2018.
[Abstract | pdf]

非対称時比率制御D級ZVSインバータを用いた無線電力伝送システムの解析
三田 将平, 関屋 大雄
電子通信エネルギー技術研究会(EE), vol.117, no.424, pp.47-52, Jan. 2018.
[Abstract | pdf]

送信直後の各端末の送信確率を厳密に表現したIEEE 802.11p EDCA 飽和スループット解析
伊熊 真太郎, 関屋 大雄
知的環境とセンサネットワーク研究会, vol.117, no.426, pp.157-162, Jan. 2018.
[Abstract | pdf]

直線状無線マルチホップネットワークにおける送信距離を考慮したスループット解析
兼松嵩, 関屋大雄
2018年電子情報通信学会NOLTAソサイエティ大会, pp.NLS-14, June 2018.
[Abstract | pdf]

赤外線通信を用いたSpiking Neural NetworkによるXOR学習
松本和貴, 鳥飼弘幸, 関屋大雄
2018年電子情報通信学会NOLTAソサイエティ大会, pp.NLS-35, June 2018.
[Abstract | pdf]

ハイサイドSiC向け高周波ソフトスイッチングドライバの設計
菅野 瞭子，魏秀欽，関屋大雄
2018年電子情報通信学会総合大会, no.A-1-4, Mar. 2018.
[Abstract | pdf]