得出多模波导脉冲畸变主要是模式不同的群延迟造成的。
It results that the pulse deformation is caused by group delay of different modes.
任何补偿这类初始脉冲畸变的处理,都能改善反射波的质量。
Any process that will compensate for such distortions of the initial pulse should improve reflection quality.
脉冲延迟量和超前量比损耗系统大,可用于光速控制,克服了微环带有损耗时产生的光强损耗和脉冲畸变。
These results show that the resonator with gain can be used to control the speed of light and to overcome the pulse loss and distortion in dissipative resonators.
本文导出了啁啾激光脉冲经色散光纤传输后的畸变波形,以此为基础讨论了避免啁啾光脉冲被光纤展宽的各种方法。
In this paper, the distorted pulse shape is derived in the chirp pulse transmission through dispersive optical fiber, and the method is given for the chirp pulse not to be widened.
介绍了为DPF- 300型脉冲电流源同步放电系统研制的同轴型场畸变火花开关。
The gas switch with coaxal field distortion electrodes used in type DPF-300 current pulse discharge system is introduced.
合适的基频光频率啁啾可以减小三倍频光脉冲的畸变,并有效地提高三倍频转换效率。
Furthermore, the suitable chirp of fundamental field can reduce the distortion of third-harmonic pulse and increase the third-harmonic conversion efficiency.
应用双极性脉冲传输信号。避免了因远距离电缆充、放电带来的波形畸变。
Application of bipolar pulse in transmitting signal can avoid distorted wave caused by charge or discharge in a long cable.
研究了处于两种不同聚光器中的磷酸盐和硅酸盐玻璃棒在单次脉冲氙灯光作用下产生的热畸变。
Thermal distortion of phosphate and silicate glasses induced by single pulsed xenon-flash lamp in different condensers are investigated.
着重阐述了场畸变开关工作参数对输出脉冲的影响。
The output pulse is formed by cables, and controlled by a field distortion switch.
同时进一步分析了在大信号、高泵浦功率条件下高速光脉冲信号放大过程中的各种畸变特性以及放大的自发辐射对系统信噪比增益的影响。
The character of high speed light pulse distortion and the fluency of the amplified spontaneous emission on the SNR gain under high power signal and pumper are analyzed.
由于局部放电脉冲波形是不规则的,显然,它们的频谱是不同的,这将导致在测量点上脉冲波形的畸变。
Since a partial discharge pulse waveform is irregular and the spectrum of each pulse is different, a pulse wave form will be distorted at the measuring terminal of the circuit.
结果表明,三阶色散会引起光脉冲形状发生畸变,会在其前沿或后沿附近形成非对称的振荡结构。
The results show that the third-order dispersion generates distortion to the optical pulse shape with an unsymmetrical structure at the front or back edge.
研究结果表明,群速度失配会导致二倍频光脉冲宽度的增大和转换效率的降低,非线性相位调制使二倍频光脉冲形状发生畸变,降低转换效率。
The results show that group-velocity mismatching is the main reason of the broadening of the second harmonic pulse and could lead to the decrement of conversion efficiency.
阐述了短脉冲激光装置中脉冲前沿畸变效应的产生机理和可能的畸变源。
The principles of pulse-front distortion's production and its possible sources in a large-aperture short-pulse laser system are described.
阐述了短脉冲激光装置中脉冲前沿畸变效应的产生机理和可能的畸变源。
The principles of pulse-front distortion's production and its possible sources in a large-aperture short-pulse laser system are described.
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