1) configuration and profile of PCSS
光电导开关开关结构
2) photoconductive switch
光电导开关
1.
The experimental results by using an all solid insulation protection with Si GaAs photoconductive switches with microstrip line electric induction output as high power ultra fast electromagnetism pulse microwave source are reported.
给出了采用全固态绝缘、微带线低电感输出的Ｓｌ－ＧａＡｓ超快光电导开关作为高功率亚ＧＨｚ电磁脉冲微波源的实验结果。
2.
The peculiar photoconduction in semi insulating GaAs photoconductive switch being triggered by 1064nm laser pulse is reported.
报道了用1064nm激光脉冲触发半绝缘GaAs光电导开关的一种奇特光电导现象。
3.
The experimental results of wideband antenna radiating and receiving ultra fast electrical pulse that was generated by GaAs photoconductive switch triggered by femo-second laser pulse is reported.
用全固态绝缘结构的横向型半绝缘GaAs光电导开关 ,在高重复频率飞秒激光脉冲触发下产生超快电脉冲串 ,经过微带同轴过渡连接至宽带微波天线进行了超宽带电磁辐射和接收的实验 ,测试了辐射波形及频谱分布 ,得到了上升时间为 2 0 0ps、脉宽 5 0 0ps、重复频率 82MHz、辐射频带宽度达 6 0GHz以上的电磁波 ,分析了用光电导开关进行宽带辐射的机理和特
3) Photoconductive switches
光电导开关
1.
Monte Carlo simulation of operating modes of semi-insulting GaAs photoconductive switches;
光电导开关工作模式的蒙特卡罗模拟
2.
Ultrafast rising of output electric impulse of lock-on model of semi-insulated GaAs photoconductive switches
半绝缘GaAs光电导开关非线性电脉冲超快上升特性研究
3.
Ensemble Monte Carlo method is used to simulate the time-resolved transmission characteristic of Semi-Insulting GaAs(SI-GaAs) photoconductive switches based on "Auston" equivalent circuit model.
本文应用Ensemble-Monte Carlo方法模拟了半绝缘GaAs(SI-GaAs)光电导开关基于Auston等效电路亚皮秒传输特性。
4) photoconductive switches
光导开关
1.
Applications of photoconductive switches in UWB and THz;
光导开关在UWB和THz技术中的应用
2.
Study of photoconductive switches transmission line based on D Alembert s method;
基于达朗伯行波法的光导开关传输线研究
3.
The response properties of linear mode output ultra-short electric pulse are tested using the semi-insulating GaAs photoconductive switches triggered by 1064 nm laser pulse;and the tested experimental results are analyzed theoretically.
用1064 nm激光脉冲触发半绝缘GaAs光导开关,对线性模式输出超短电脉冲响应特性进行了测试,并对所测试的实验结果进行理论分析。
5) PCSS
光导开关
1.
High-power Radiation System with PCSS Acting as the Photoconductive Switch and a Scanning-back Charging Transformer;
用回扫变压器赋能的光导开关功率辐射系统
2.
Analysis on Performance of PCSS Triggered by Femto-Second Laser Pulse by Position;
GaAs光导开关飞秒激光点触发实验及分析
3.
Ⅲ-Ⅴcompound semiconductors,such as Gallium arsenide (GaAs),Indium phosphide (InP) and their doped materials,are suitable to make high speed and high power PCSS with picosecond (ps) time response.
利用Ⅲ-Ⅴ族化合物半导体材料砷化镓(GaAs)和磷化铟(InP)及其掺杂材料制作的光导开关具有很好的时间响应及高功率输出特性。
6) photoconductive semiconductor switches
光导开关
1.
Applications of photoconductive semiconductor switches in ultra-wideband radars;
光导开关在超宽带雷达中的应用
2.
High-power photoconductive semiconductor switches (PCSS) were fabricated on 0.
0×10~8Ω·cm,研制出超快大功率SiC光导开关。
3.
A new analytical model for photoconductive semiconductor switches (PCSS) is proposed considering the surface and bulk recombinations, the carrier carrier scattering and the negative differential effect of the carrier drift velocity in their transport process, Dembet effect, optical reflection and attenuation with depth during the optical action.
建立了一个新型的光控光导半导体开关 (简称光导开关 )解析模型 ,该模型通过拉氏变换求解了连续性方程 ,考虑了载流子的表面复合和体复合效应、载流子输运过程中的载流子载流子散射效应和漂移速度的负微分效应、光作用过程的丹倍效应和光的反射、光强随深度的衰减效应。
补充资料：AC-DC-AC-DC型开关稳压电路
AC-DC-AC-DC型开关稳压电路
AC-DC-AC-DC type switching voltage stabilizing circuits
对小功率的AC一DC一AC一IK!型稳压电路，可省去图中的集成驱动器，由集成控制器直接驱动。AC一DC一AC一】兀型稳压电路组成的开关电源及模块，广泛应用于通信和其他电子设备中作为一次电源用。AC DC ACDCx一rlg伙019七Jo了1 wenyod旧z〕JLJAC一OC一AC一OC型开关稳压电路(AC一DC一AC一IX二type switehing voltage stabilizingcircuits)将交流电压通过整流滤波电路及DC一〔X)开关变换器，并借助反馈环节得到稳定直流输出电压的开关型稳压电路。其原理方框图如图所示。图中输人和输出端都加有噪声溥波器。电容滤波的全波整流电路中，开机时有一大的充电电流流过整流管。为了削弱该冲击电流，在AC一DC一AC一IX{型稳压电路中加人软起动电路。又因电容滤波的整流电路中电流失真很大，使功率因数很低。为了提高功率因数，通常采用功率因数校正技术。90年代以前，采用无源校正技术，只能对基波进行相移补偿或抑制某些指定的谐波。实际应用中，还受到体积、质量、价格等因素的限制。9。年代普遍采用高频有源功率因数校正技术。图中的有源功率因数校正电路实质上是一种升压式有源功率因数校正(b oost一PFC)电路(见DC一DC型开关稳压电路)。它可将稳压电路的输入电流波形变换为与输入电网电压同相位的正弦波，变换效率可大于98%。这样，可以降低线路损耗，节约能源，减小电网的谐波污染。┌───┐ ┌────┐┌─────────┐┌──┐│NF │ ┌───┐│ pFC ││ OC~O(: ││ 哪││，噪声│ │_整流 ││功率因数││ 变换器 ││噪声││健波 │ └───┘│ 校正 ││(含高频整流及滤波)││滤波││ │ │ │└─────────┘│ │└───┘ └────┘ └──┘ ┌─────┐ │ SS │ ┌─────┐ │软起动 │ │集成驱动器│ │ │ └─────┘ └─────┘ ┌─────┐ │集成控制器│ └─────┘ AC一1)C一AC一1)C型开关稳压电路原理方框图
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条