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pulse width tuning laser 脉宽可调激光器
The pump source with high peak power and narrow pulse width has created the condition for the OPG with high beam quality,broad tuning and high conversion efficiency. 高峰值功率、窄脉宽的泵浦源为产生高质量、宽调谐、高转换效率的光参量产生器创造了条件。
Studies on the Compression of Electrooptical Q-switched Cr:LiSAF Laser Pulse Width by SBS Phase Conjugator[J]. 引用该论文葛传文;张为俊;陈长水;王沛;陶德杰;苏红.
We also deduced the peak power, laser pulse energy and pulse width for the Q switch laser, and optimized the Q switch theory. 还推导了调Q输出时的峰值功率、脉冲能量和脉宽等,并对调Q理论作了最佳化分析。
Under the different laser parameters,the electron energy gain depends on the laser intensity,focal spot size and pulse width. 不同激光参量条件下,得到了电子的能量增益与激光强度、焦斑大小和脉冲宽度关系。
Pulse width modulator and sample maintenance installment. 脉冲宽度调制器和取样保持装置。
The results show that the threshold distance of SRRS decreases with increasing the intensity and the pulse width of the pump laser. 研究结果表明：SRRS效应的阈值距离随着泵浦光强度和脉宽的增大而变短；
When the laser power and pulse width could not provide efficient energy to induce significant change in the films, the morphology of the recording domains is very illegible. 小于该范围的激光能量不能使材料结构发生较大的变化,所得的记录畴形貌模糊,反射率对比度低于2%25;
Pulse Width Decoder-A Flxxible Application of Integrated Analog Switch CMOS. CMOS集成模拟开关的变通应用-脉宽解码器。
The TXL readout pulse may have the same pulse width as the TXS readout pulse. 转移电晶体TXL可具有与转移电晶体TXS相同的读出脉波宽度。
Pulse width modulation (PWM) is an analog signal level for digital encoding. 脉冲宽度调制（PWM）是一种对模拟信号电平进行数字编码的方法。
In experiment, the pulse width and stability of SBS pumped by a KrF laser were investigated. The functions of SBS pulse width and stability versus pressure of medium, pump power and focus length are obtained. 实验上,用KrF激光抽运SF_6介质,研究获得了SBS脉宽和稳定度随抽运能量、介质气压、透镜焦距的变化规律,并与理论模拟进行了比较分析,二者基本符合。
Abstract: In this paper, we describe the design and function, application of the power unit controller for mini RF excited CO2 laser, pulse width modulation (PWM) is the convenient way to vary the laser average output power from 1%to 100%of maximum. 文摘:述了小型RF激励CO2激光器的功率控制器设计、功能和应用，根据脉宽调制原理可以方便地把激光功率从1%25变化到100%25。
The basic relationship between damage threshold fluence and irradiation lime and pulse width are simulated, this could be the reference of design of laser interference and blinding weapon. 给出了激光损伤阈值同部分损伤因素的大致变化关系，为激光干扰、致盲武器系统的设计奠定了基础。
In order to achieve laser-micro-engraving, the pulse width of the laser beam should be at about several nanoseconds level and its peak power should also be at dozens of megawatt level. 要实现激光内雕，激光束必须具有数个纳秒量级窄脉宽、数十兆瓦高峰值功率，同时也要具有发散度恒定不变、大深径比的环状聚焦光束。
Position control of d. c. motors has been done by means of pulse width modulation. 直流电机位置用脉冲宽度调制法控制。
The control mode has developed from early U\f control mode to vector control technology and pulse width modulation. 控制方式也从早期的电压;频率控制方式发展到向量控制技术和冲宽度调制技术。
High-speed on-off valves are used and controlled with pulse width modulation (PWM) in this system. 系统应用高速开关阀，用脉宽调制(PWM)的方法进行控制。
The inverse control method for pulse width modulation (PWM) inverter-fed induction motors is discussed. 摘要针对电压源型逆变器供电的感应电动机，应用逆系统理论提出了一种新型控制策略。
And a trapezoidal pulse voltage source with the pulse width nearly equal to the line delay. 因负载端去耦合电容含线头电感所产生之效应。