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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| NS, ICM, CQ, NV (Joint) |
2019-11-22 15:45 |
Hyogo | Rokkodai 2nd Campus, Kobe Univ. | Performance Evaluation of Multipath-TCP Congestion Controls in Virtual Wi-Fi System Jingwei Liu, Kien Nguyen, Hiroo Sekiya (Chiba Univ.)  CQ2019-106 |
Wi-Fi is nowadays recognized as one of the most popular technologies in our life. It is increasingly common that Wi-Fi c... [more] | CQ2019-106 pp.101-106 |
| EE, IEE-SPC | 2019-07-25 09:30 |
Hiroshima | SiC MOSFET Class-E Inverter with a Class-Φ High-Speed Driver Haruma Yogi, Xiuqin Wei (Chiba Tech), Hiroo Sekiya (Chiba Univ.), Takashi Hikihara (Kyoto Univ.) EE2019-25 |
This paper presents a design challenge of a SiC MOSFET class-E inverter with a class-$Phi $ high-speed driver. The drive... [more] | EE2019-25 pp.49-52 |
|
| SeMI, RCS, NS, SR, RCC (Joint) |
2019-07-10 13:25 |
Osaka | I-Site Nanba（Osaka） | [Encouragement Talk]
Performance and Unfairness Analyses in Dense Wi-Fi Networks under Presence of Capture Effect Takeshi Kanematsu (Chiba Univ.), Yuto Yoshida, Kien Nguyen, Hiroo Sekiya (Chiba Univ.) SeMI2019-20 |
In dense network environments, concurrent frame transmissions often cause radio interferences and degrade network perfor... [more] | SeMI2019-20 pp.13-18 |
| ASN | 2019-01-29 14:25 |
Kagoshima | Kyuukamura Ibusuki | [Poster Presentation]
The Influence on Network Characteristics by CW Value and Proposal of Analytical Expression in the IEEE 802.11p EDCA Shintaro Ikuma, Kien Nguyen, Hiroo Sekiya (Chiba Univ.) ASN2018-96 |
Many throughput analyses of IEEE 802.11p Enhanced Distributed Channel Access (EDCA), which is standardization for vehi-c... [more] | ASN2018-96 pp.95-100 |
| EE | 2019-01-16 13:20 |
Kumamoto | KCIC | Analysis and design of wireless power transfer system based on class-D^2 DC-DC converter Shohei Mita, Hiroo Sekiya (Chiba Univ.) EE2018-42 |
This paper presents a design procedure of wireless power transfer system based on class-D2 converter, taking into accoun... [more] | EE2018-42 pp.25-30 |
| EE | 2019-01-16 13:50 |
Kumamoto | KCIC | Inductor optimization software by Ap method and Kg method Akane Iwasaki, Sekiya Hiroo (Chiba Univ.) EE2018-43 |
The magnetic component design is a traditional problem and several design procedures were proposed in the power electro... [more] | EE2018-43 pp.31-36 |
| EE | 2019-01-16 14:20 |
Kumamoto | KCIC | Analysis and design of Class Φ driver circuit without resonance circuit Hanako Matsubara, Hiroo Sekiya (Chiba Univ.) EE2018-44 |
E級ドライバは, 高周波数下においても高い電力変換効率を達成できるドライバとして多くの機器への応用が期待されている. E級ドライバはスイッチが切り替わる瞬間にスイッチにかかる電圧およびスイッチにかかる電圧の傾きも零(ZVS/ZDS)という... [more] |
EE2018-44 pp.37-41 |
| EE | 2019-01-16 14:50 |
Kumamoto | KCIC | Proposal of load independent class E^-1 inverter Yuta Ozawa (Chiba Univ.), Xiuqin Wei (CIT), Hiroo Sekiya (Chiba Univ.) EE2018-45 |
This paper proposes a load-independent class-E−1 inverter. By deriving the circuit operation with its analysis, this pap... [more] | EE2018-45 pp.43-48 |
| IN, CCS (Joint) |
2018-08-02 13:25 |
Hokkaido | Kitayuzawa Mori-no-Soraniwa | XOR learning by spiking neural network with infrared communications Kazuki Matsumoto (Chiba Univ.), Hiroyuki Torikai (Hosei Univ.), Hiroo Sekiya (Chiba Univ.) CCS2018-31 |
[more] | CCS2018-31 pp.25-28 |
| ASN, NS, RCS, SR, RCC (Joint) |
2018-07-11 09:55 |
Hokkaido | Hakodate Arena | Throughput analysis of WLANs taking into account capture effect Takeshi Kanematsu (Chiba Univ.), Yuto Yoshida, Hiroo Sekiya (Chiba Univ.) ASN2018-17 |
Recently, high node density environments increases due to the diffusion of mobile wireless nodes. Simultaneous transmiss... [more] | ASN2018-17 pp.7-12 |
| ASN | 2018-01-31 13:30 |
Oita | Yufugo-kan (Oita) | Saturated Throughput Analysis of IEEE 802.11p EDCA expressing Transmission Probability Strictly Shintaro Ikuma, Hiroo Sekiya (Chiba Univ.) ASN2017-111 |
In IEEE 802.11p Enhanced Distributed Channel Access (EDCA), which is standardization for vehicle-to-vehicle and road-to-... [more] | ASN2017-111 pp.157-162 |
| EE | 2018-01-29 13:15 |
Oita | Satellite Campus Oita | [Poster Presentation]
Design And Control of Phase-Controlled Class-D ZVS Inverter With The Voltage Clamp Function Yusuke Ishihara, Hiroo Sekiya (Chiba Univ.) EE2017-49 |
This paper proposes the phase-controlled class-D inverter with the voltage clamp diodes. By adding voltage clamp diodes... [more] |
EE2017-49 pp.41-46 |
| EE | 2018-01-29 13:15 |
Oita | Satellite Campus Oita | [Poster Presentation]
Analysis of wireless power transfer system with asymmetrical duty-cycle controlled class-D ZVS inverter Shohei Mita, Hiroo Sekiya (Chiba Univ.) EE2017-50 |
This paper presents a wireless power transfer system with the asymmetrical duty-cycle controlled class-D zero-voltage sw... [more] | EE2017-50 pp.47-52 |
| NLP, CAS | 2017-10-05 15:50 |
Niigata | Machinaka Campus Nagaoka | [Invited Talk]
Exploring optimality in nonliear problems
-- Applications to design methodology of injection-locking circuits and new vibration engineering -- Hisa-Aki Tanaka, Masaki Nakagawa (UEC), Hiroo Sekiya (Chiba Univ.) CAS2017-30 NLP2017-55 |
We have been enabling optimizing injection-locking phenomena, in collaboration with research groups in U.S. for these se... [more] | CAS2017-30 NLP2017-55 pp.35-40 |
| CCS | 2017-08-11 09:30 |
Hokkaido | Bibai Onsen Yu-rinkan | Throughput Analysis of WLANs of the EDCA in Heterogeneous Condition Shintaro Ikuma, Hiroo Sekiya (Chiba Univ.) CCS2017-13 |
Vehicle-to-vehicle and road-to-vehicle communications adopt the EDCA(Enhanced Distributed Channel Access) protocol to ac... [more] | CCS2017-13 pp.19-24 |
| EE, WPT, IEE-SPC [detail] | 2017-07-27 15:15 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | [Special Talk]
Class-E Switching Circuits for High-Frequency Wireless Power Transfer Systems Hiroo Sekiya (Chiba Univ.) EE2017-19 WPT2017-24 |
[more] | EE2017-19 WPT2017-24 pp.59-64 |
| EE, IEE-HCA | 2017-05-25 13:00 |
Tokyo | The Kikai Shinko Kaikan building | Steady-State Analytical Expression for Voltage Shift by Diode in Resonant Drivers Hanako Matsubara (Chiba Univ.), Xiuqin Wei (Chiba Inst. of Tech.), Hiroo Sekiya (Chiba Univ.) EE2017-1 |
[more] | EE2017-1 pp.1-6 |
| EE | 2017-01-26 14:45 |
Nagasaki | Nagasaki University | [Poster Presentation]
Design of a DC-DC converter with class-E/F_3 rectifier Takumi Murayama (Chiba University), Hiroo Sekiya (Chiba Institute Of Technology), Hiroo Sekiya (Chiba University) EE2016-68 |
This paper proposes the class-E rectifier with harmonic-current injection. For injecting the harmonic current, a harmoni... [more] | EE2016-68 pp.101-105 |
| ASN, MoNA, MICT (Joint) |
2017-01-19 15:30 |
Oita | [Poster Presentation]
Multiple-packet reception MAC protocol applying pulse/tone exchange in MIMO ad-hoc network Yuto Yoshida, Nobuyoshi Komuro, Hiroo Sekiya (Chiba Univ.) MoNA2016-31 ASN2016-75 MICT2016-66 |
[more] | MoNA2016-31 ASN2016-75 MICT2016-66 pp.13-18(MoNA), pp.37-42(ASN), pp.19-24(MICT) |
|
| EE | 2016-11-28 13:30 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | [Poster Presentation]
Characteristics comparison of class-E^2 and class-D-E wireless power transfer system Takumi Noda, Takumi Murayama, Hiroo Sekiya (Chiba Univ.) EE2016-38 |
The class-D and the class-E inverter can be achieved the high-power conversion efficiency at high frequencies. Therefor... [more] |
EE2016-38 pp.45-50 |
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