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Simulation and experimental study of high power microwave damage effect on AlGaAs/InGaAs pseudomorphic high electron mobility transistor被引量:9
《Chinese Physics B》2015年第4期525-529,共5页于新海 柴常春 刘阳 杨银堂 席晓文 
Project supported by the National Basic Research Program of China(Grant No.2014CB339900);the National Natural Science Foundation of China(Grant No.60776034)
The high power microwave (HPM) damage effect on the AIGaAs/InGaAs pseudomorphic high electron mobility transistor (pHEMT) is studied by simulation and experiments. Simulated results suggest that the HPM damage to ...
关键词:PHEMT damage mechanism high power microwave pulse-width 
Modeling and analysis of the HPM pulse-width upset effect on CMOS inverter被引量:2
《Journal of Semiconductors》2015年第5期66-71,共6页于新海 柴常春 乔丽萍 杨银堂 刘阳 席晓文 
Project supported by the National Natural Science Foundation of China(No.60776034);the State Key Development Program for Basic Research of China(No.2014CB339900)
We derive analytical models of the excess carrier density distribution and the HPM (high-power mi- crowave) upset susceptibility with dependence of pulse-width, which are validated by the simulated results and exper...
关键词:complementary metal oxide semiconductor upset high power microwave pulse-width 
基于STM32 PWM的正弦信号发生器设计被引量:16
《合肥工业大学学报(自然科学版)》2014年第2期188-191,224,共5页洪俊峰 卜文强 张榕鑫 程恩 袁飞 
国家自然科学基金资助项目(61001142)
文章阐述了基于STM32应用PWM方式产生幅度频率可调的模拟正弦波的一种方法。原理是在产生某一频率信号时,让采样脉冲的周期保持不变,在每个采样周期内改变1次占空比,改变的规律按正弦表变化,这样输出的信号经过滤波电路滤掉高次谐波以...
关键词:脉冲调制(PWM) 正弦信号 数字形式 pulse-width modulation(PWM ) 
Performance Evaluation of a Multi-input Interleaved Boost Converter with a Tuned Proportional-integral Controller
《Chinese Journal of Electrical Engineering》2024年第4期119-128,共10页Sucharita Pal Dola Sinha Mou Das Mahapatra Saibal Majumder Sovan Bhattacharya Chan Byopadhyay 
The need for renewable energy access has led to the use of variable input converter approaches because renewable energy sources often generate electricity in an unpredictable manner. A high-performance multi-input boo...
关键词:Multi-input converter interleaved boost converter pulse-width modulation proportional-integral controller 
A Dual-Mode Step-up DC/DC Converter IC with Current-Limiting and EMI Reduction Techniques
《Journal of Electronic Science and Technology of China》2008年第3期279-283,共5页Wan-Rone Liou Ping-Hsing Chen Marynelle L. Z. Rosales Yeh Chun-Ting Kuo Mei-Ling Yeh 
the National Science Council of Taiwan, China, under Grant No. NSC 95-2221-E-305010.
This paper presents a novel dual-mode step-up (boost) DC/DC converter. Pulse-frequency modulation (PFM) is used to improve the efficiency at light load. This converter can operate between pulse-width modulation (...
关键词:Boost converter dual-mode converter integrated power management pulse-frequency modulation (PFM) pulse-width modulation (PWM) 
Pb(Zr_(0.6)Ti_(0.4))O_3/LaNiO_3铁电电容的制备及其疲劳特性
《Journal of Semiconductors》2003年第6期617-621,共5页康晓旭 林殷茵 汤庭鳌 王晓光 钟宇 黄维宁 姜国宝 
国家自然科学基金;应用材料AM基金;国防科技预研资助项目;PDC基金资助项目~~
以 L a Ni O3( L NO)为独立下电极 ,制备出 Au( Cr) / PZT/ L NO/ Si O2 结构的铁电电容 ,与使用 Pt下电极对比 ,其抗疲劳特性得到了极大的改善 .在 1MHz频率 10 V电压下 ,经过 10 1 1 次脉冲反转 ,其 ( P* - P^ )仅下降了 11%左右 ,这...
关键词:LNO 氧化物电极 抗疲劳特性 频率 脉宽 
一种新型的交流脉宽调压调速系统被引量:2
《电气自动化》2005年第1期15-16,共2页孙茂松 
根据应用较为广泛的三相感应电动机调压调速的原理,本文应用现代可关断电力电子器件提出了一种仅针对 Y 型接法的三相感应电动机进行的调压调速方法——脉宽调压调速。分析了其工作原理,给出了实验结果。结果表明:Y 型接法三相感心应电...
关键词:三相感应电动机 开关 脉宽 调压调速 
A global model of intensity autocorrelation to determine laser pulse duration
《Chinese Physics B》2024年第5期446-451,共6页彭雨菲 刘励强 洪丽红 李志远 
Project supported by the Science and Technology Project of Guangdong(Grant No.2020B010190001);the National Natural Science Foundation of China(Grant No.11974119);the Guangdong Innovative and Entrepreneurial Research Team Program(Grant No.2016ZT06C594);the National Key R&D Program of China(Grant No.2018YFA0306200)。
We present a new global model of collinear autocorrelation based on second harmonic generation nonlinearity.The model is rigorously derived from the nonlinear coupled wave equation specific to the autocorrelation meas...
关键词:intensity autocorrelation global model ultrashort pulses pulse-width measurement 
Fuel cell stack design and modelling with a double-stage boost converter coupled to a single-phase inverter
《Clean Energy》2024年第1期188-196,共9页Basem E.Elnagi Ahmed M.Ismaiel Hany S.E.Mansour M.N.Abd-Alwahab 
A comprehensive proton-exchange membrane fuel cell stack model was developed and integrated with a two-stage DC/DC boost converter.It was directly coupled to a single-phase(two levels-four pulses)inverter without a tr...
关键词:PEM fuel cell pulse-width modulation single-phase inverter and double-stage DC/DC boost converter 
电磁环境模拟雷达脉冲宽度建模与仿真研究被引量:2
《空军预警学院学报》2013年第2期112-114,共3页卢小勇 闫抒升 王晓军 韩阳阳 
为了模拟雷达电磁环境,采用脉冲描述字对雷达电磁环境进行描述,构建了脉冲描述字中脉宽参数的两个数学模型,运用Matlab GUI设计了脉宽模拟软件.模拟软件具有操作方便、界面友好、成本低的优点,用户利用它可设计和控制数据的生成.用模拟...
关键词:雷达电磁环境 脉冲描述字 脉冲宽度 建模仿真 
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