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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| EE, WPT (Joint) |
2016-10-07 11:20 |
Kyoto | Experimental Evaluations of Thinned-out and PDM Controlled Class-E Rectifier Akane Iwasaki, Tomoharu Nagashima, Hiroo Sekiya (Chiba Univ.)  EE2016-26 |
This paper presents a design of the closed-loop thinned-out controlled class-E rectifier. It is possible to realize both... [more] | EE2016-26 pp.43-48 |
|
| RCS, CCS, SR, SRW (Joint) |
2016-03-04 13:15 |
Tokyo | Tokyo Institute of Technology | A design and its experimental verification of optimal input waveforms for an injection-locked class-E oscillator Youjie Ouyang, Yoji Yabe, Isao Nishikawa, Hisa-Aki Tanaka (UEC), Tomoharu Nagashima, Hiroo Sekiya (Chiba Uni.) CCS2015-71 |
We design the optimal input waveforms that maximize locking ranges in an injection-locked Class-E oscillator, by using a... [more] | CCS2015-71 pp.23-28 |
| EE, WPT, IEE-SPC (Joint) [detail] |
2015-07-07 14:00 |
Kyoto | A Comprehensive Design Method of Inductively Coupled Wireless PowerTransfer System for Maximizing Overall Efficiency Takumi Noda, Tomoharu Nagashima, Hiroo Sekiya (Chiba Univ.) WPT2015-41 |
For development of inductive coupling wireless power transfer (WPT) systems, it is important to consider a overall effic... [more] | WPT2015-41 pp.31-36 |
|
| NLP | 2015-03-04 11:25 |
Hyogo | Hyogo Prefecture Citizens' Hall | Consideration and Implementation of Pulse Density Modulation Control for Class-E Rectifier Go Yonezawa, Tomoharu Nagashima (Chiba Univ.), Xiuqin Wei (Nagasaki Univ.), Hiroo Sekiya (Chiba Univ.) NLP2014-153 |
[more] | NLP2014-153 pp.57-61 |
| NLP | 2015-01-27 14:30 |
Oita | Compal Hall | Consideration of Output Voltage Control for Class-E^2 DC-DC Converter Achieving Zero Voltage Switching Tomoharu Nagashima (Chiba Univ.), Xiuqin Wei (Nagasaki Univ.), Hiroo Sekiya (Chiba Univ.) NLP2014-138 |
[more] | NLP2014-138 pp.143-146 |
| NLP | 2014-05-27 13:30 |
Shimane | Big Heart IZUMO | MOSFET Nonlinear Capacitance Effect on EER Transmitter with Class-E Amplifier Xiuqin Wei (Fukuoka Univ.), Tomoharu Nagashima, Hiroo Sekiya (Chiba Univ.), Tadashi Suetsugu (Fukuoka Univ.) NLP2014-13 |
[more] | NLP2014-13 pp.63-67 |
| EMCJ, WPT (Joint) |
2014-01-31 13:25 |
Saga | Saga Univ. | Analytical design for resonant inductively coupled wireless power transfer system with class-E^2 DC-DC converter Tomoharu Nagashima, Kazuhide Inoue (Chiba Univ.), Xiuqin Wei (Fukuoka Univ.), Hiroo Sekiya (Chiba Univ.) |
This paper presents a resonant inductive coupling wireless power transfer (RIC-WPT) system with a class-E^2 dc-dc conver... [more] | |
| NLP | 2013-10-28 11:45 |
Kagawa | Sanport Hall Takamatsu | Resonant Converter with Class E_M Inverter Hiroo Sekiya, Tomoharu Nagashima (Chiba Univ.), Xiuqin Wei (Fukuoka Univ.) NLP2013-76 |
(To be available after the conference date) [more] | NLP2013-76 pp.35-40 |
| NLP | 2013-05-28 11:00 |
Fukuoka | Event hall, Central Library, Fukuoka University | Design of class-E inverter with inductive impedance inverter for achieving zero voltage switching at any load resistance Tomoharu Nagashima (Chiba Univ.), Xiuqin Wei, Tadashi Suetsugu (Fukuoka Univ.), Hiroo Sekiya (Chiba Univ.) NLP2013-22 |
This paper presents a design of the class-E inverter with an inductive impedance inverter for achieving zero voltage swi... [more] | NLP2013-22 pp.71-75 |
| NLP | 2013-03-14 13:00 |
Chiba | Nishi-Chiba campus, Chiba Univ. | Parallel Connected Class D Amplifiers for RF Power Source Applications Tadashi Suetsugu, Xiuqin Wei (Fukuoka Univ.), Tomoharu Nagashima, Hiroo Sekiya (Chiba Univ.) NLP2012-150 |
This paper researches about influence of multi-frequency operation of parallel connected class D amplifiers. It can be ... [more] | NLP2012-150 pp.33-36 |
| NLP | 2013-03-14 13:25 |
Chiba | Nishi-Chiba campus, Chiba Univ. | Analysis of Class-E_M Amplifier Taking into Acount Drain Current Fall Time Zhicai Zhang, Tomoharu Nagashima (Chiba Univ.), Xiuqin Wei (Fukuoka Univ.), Hiroo Sekiya (Chiba Univ.) NLP2012-151 |
The class EM amplifier is composed of class E amplifier and auxiliary circuit output harmonic. The class EM amplifier ac... [more] | NLP2012-151 pp.37-42 |
| NLP | 2012-04-20 15:40 |
Mie | Ise City Plaza | Analytical Derivation of Power Conversion Efficiency for Class-E Amplifier With Any Q Tomoharu Nagashima, Xiuqin Wei (Chiba Univ.), Takuji Kousaka (Oita Univ.), Hiroo Sekiya (Chiba Univ.) NLP2012-23 |
This paper presents analytical derivation of power conversion efficiency for the class-E amplifier with any Q. For obt... [more] |
NLP2012-23 pp.115-120 |
| NLP | 2011-11-09 14:05 |
Okinawa | Miyako Island Marine Terminal | Analytical Derivation of Switching-pattern Distribution for Class-E Amplifier Using Bifurcation Theory Tomoharu Nagashima, Xiuqin Wei (Chiba Univ.), Takuji Kousaka (Oita Univ.), Hiroo Sekiya (Chiba Univ.) NLP2011-100 |
This paper presents analytical switching-pattern distributions for the class-E amplifier. For obtaining the switching-pa... [more] | NLP2011-100 pp.49-54 |
| NLP | 2011-07-02 10:00 |
Hokkaido | Shari-cho Kohminkan: Yme-hall Shiretoko | Symmetrical class-E_M power amplifier for very low harmonic-content applications Xiuqin Wei, Tomoharu Nagashima, Shingo Kuroiwa, Hiroo Sekiya (Chiba Univ.) NLP2011-54 |
[more] | NLP2011-54 pp.165-170 |
| NLP | 2011-07-02 10:25 |
Hokkaido | Shari-cho Kohminkan: Yme-hall Shiretoko | Power Conversion Efficiency of Class-E Power Amplifier Outside Nominal Operation Tomoharu Nagashima, Xiuqin Wei, Hiroo Sekiya (Chiba Univ.) NLP2011-55 |
This paper gives analytical expressions for the output power and the power conversion efficiency of the class-E power a... [more] |
NLP2011-55 pp.171-175 |
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