超短脉冲激光调制系统包括腔倒空驱动器、匹配网络和声光换能器。
The laser pulse modulation system consists of cavity dumper driver, matching net and acoustooptic energy convertor.
通过连续激光调制对薄板试样进行局部周期加热,采用红外扫描测温技术记录动态温度分布。
When a thin plate is heated by a beam of modulated continuous laser, a temperature wave generates and propagates along the plate with amplitude decay and phase delay.
进而研究根据CPT谱线实现原子钟锁频的数学过程,并通过对激光调制过程中物理鉴频系统的信号流分析得到物理系统的鉴频模型。
The method for locking frequency according to CPT line is studied. The model of frequency detection for physical package is attained according to analysis the course of detection.
发现在不同的注入光强度和波长下,激光器的调制带宽和弛豫振荡峰频率会发生变化。
The modulation bandwidth and the relaxation oscillation frequencies of the laser are quite different at different injection powers and wavelengths.
本文详细推导了用振幅调制激光为光源外差激光探针的信号光与参考光干涉光强表达式。
In the paper. the interference intensity of signal laser beam and the reference one is carried out in detail on a heterodyne laser probe with amplitude modulated laser source.
当一束聚焦的、调制的激励激光照射固体材料时,表面上除了产生周期性的温度分布,还产生局部的周期性形变。
When a focused, modulated exciting laser beam incidents onto a solid surface, besides generation of periodical temperature distribution, a periodical local surface deformation also occurs.
设计并研制了一套基于光反馈效应的直接频率调制激光二极管光电探测系统。
An optoelectronic detection system based on the optical feedback effect in a direct frequency modulated laser diode is developed.
此调q方案同时提供了腔内损耗调制和对激光输出波长选择的功能。
Both functions of intracavity loss modulation and selection of laser output wavelength are simultaneously provided by this Q-modulation scheme.
多阶激光功率调制是光致变色多阶光数据存储的一项核心技术。
Multilevel laser power modulation is a key technology in multilevel optical data storage systems based on photochromism.
介绍可测量压电陶瓷压电特性的激光干涉调制测量方法。
A modulated laser interferometer used for piezoelectric characteristic measurement of the piezoelectric ceramic is discussed.
本文从理论上分析了利用调制的单模激光场共振激发来测量原子或分子的寿命。
The lifetime of atoms and molecules can be measured by using modulated resonant single-mode laser field.
该激光脉冲调制系统已经应用在皮秒时间相关单光子计数光谱仪系统中,取得了比较理想的效果。
The laser pulse modulation system has been used in a picosecond time-correlated single photon counting spectrometer with perfect effect.
在半导体激光正弦相位调制干涉仪中,光源输出光强的变化是测量误差的主要来源。
In sinusoidal phase modulating laser diode interferometer, the main error source is the variation in output light intensity of light source.
本文分析了直接调制半导体激光的相干性,并予实验证实。
The coherence of a direct modulating diode laser has been analysed and compared with experimental results.
波长周期相位相移调制控制也能使混沌激光控制到三周期态和多周期态等。
Chaos is also controlled into periodic state and multi-periodic state by a method of a wavelength periodic modulation.
提出了一种半导体激光正弦相位调制干涉仪。
A sinusoidal phase modulating laser diode interferometer is proposed.
该装置的测量系统采用了激光干涉仪和光调制光栅,并由微型机进行数据处理。
Laser interferometer and grating of modulation light are used in the measuring system and the measuring data is processed by microcomputer.
信号调制电路通过对传感器系统的激光光源进行调制来调制荧光信号。
The laser source was modulated by the modulation circuit, so that the fluorescence signal was modulated.
该模型同时考虑了激光器与调制器之间的电耦合。这种由于隔离电阻不够大而导致的电耦合将导致激光器激射波长发生漂移,即产生啁啾。
The simulation is focused on the dependence of the frequency chirp of the integrated laser-modulator on the isolation resistance between laser and modulator.
激光器的腔内调制与腔外调制相比有许多独特的优点,因而可望在未来的宽带光通信中得到应用。
The intracavity modulation of laser have more merit than extracavity modulation, and can be used in future wide - band optical communication.
分析了泵浦调制掺铒光纤环形激光器中混沌产生以及同步的理论模型。
The models of chaos generation and synchronization in Er-doped fiber ring lasers with modulated pump are analyzed.
在适当的反馈条件下,电反馈可以较好地改善半导体激光器强度调制的性能。
The performance of intensity modulation of semiconductor lasers can be improved by electrical feedback under proper conditions.
光回馈调制了激光器不同纵模的阈值增益,阈值增益最低的纵模获得振荡。
The threshold gains of different longitudinal modes are modulated by optical feedback. The mode which has the lowest threshold gain can oscillate.
分析了在直接频率调制下,激光二极管中的光反馈效应,探讨了振动微小位移和速度的理论模型。
By analyzing the direct frequency modulation and optical feedback effect of laser diode, a theoretical model for measuring small vibration displacement and velocity is discussed.
目的为半导体激光器合成外差干涉研制一调制驱动电源。
Aim To develop a laser diode modulated driver power for synthesis heterodyne interference.
采用窄带滤光片作为选频元件对精确波长激光器高频调制特性进行了小信号分析。
The small signal analysis for high frequency modulation characteristics of specific wavelength laser diode with narrowband filter was presented.
本文研究了电反馈对半导体激光器强度调制的影响。
The effect of electrical feedback on the intensity modulation of semiconductor lasers is investigated.
脉冲位置调制(PPM)是大气激光通信的关键技术之一,可以减少激光器的发射功率,增加通信距离。
Pulse Position Modulation (PPM) is one of key technologies for laser communication in Atmosphere, which can reduces the output power of the laser and increases communication distance.
为使星载激光高度计实现高空间分辨率,提出了一种联合采用伪随机码调制光纤激光器和单光子计数的测距方法。
A method combining pseudorandom modulation of the fiber laser and single-photon counting is proposed to realize a high spatial resolution for the space-borne laser altimeter.
为使星载激光高度计实现高空间分辨率,提出了一种联合采用伪随机码调制光纤激光器和单光子计数的测距方法。
A method combining pseudorandom modulation of the fiber laser and single-photon counting is proposed to realize a high spatial resolution for the space-borne laser altimeter.
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