分析表明，在一定条件下，可得到输入物函数相位变化率分布的信息。
The results indicate that the information about phase change of the input object function can be obtained under given conditions, when it is illuminated by an incoherent quasi - monochromatic source.
从相应正弦波求得的振幅和相位变化率可以检测平面波的入射方向和功率谱。
Derection and power spectrum of an incident plane wave are estimated by evaluating amplitude and rate of phase change of the corresponding sinusoidal wave.
在温度变化范围内，四波混频相位共轭反射率从4 %增加到14%。
The four-wave mixing phase conjugation reflectivity increases from 4% to 14% in this temperature range.
本文应用干涉度量的理论，分析了相位物体漫射照明度量中的条纹定域以及折射率变化的分布，给出了几个重要结论。
On account of mire interfere technology, fixed position and refraction index vary distribution of stripe of phase object has been analyzed, and give the important conclusions.
这表明相位噪声功率谱密度随外腔长度而周期性地漂移，且功率谱密度的峰值随外部反馈耦合率而发生很大的变化。
It is shown that the phase noise spectrum density shift periodicity with the length of external cavity and the peak value of power spectrum density varies considerably with the feedback coupling rate.
该文在现有单站无源定位方法的基础上，介绍了相位差变化率定位法。
In this paper, the single observer-passive location method using phase difference change rate is introduced based on existing methods.
无源定位技术有着广阔的应用前景，文中在现有单站无源定位方法的基础上，介绍了相位差变化率定位法。
Technology of passive location has broad prospects for application. The single observer-passive location method of phase difference rate of change is introduced based on existing methods.
考虑了泵浦光光强不同时的相位共轭反射率的变化。
We take into account the change of the phase-conjugate reflectivity with the different pump beams intensity.
论文第二章介绍了利用相位差变化率和多普勒变化率的定位原理，并且通过系统可观测性分析证明了其与角度信息联合利用跟踪目标的可行性。
In chapter 2, the basic principle and observability for target location utilizing phase difference rate-of-change and Doppler rate-of-change information of emitter is discussed.
为此，提出一种利用空频域信息的固定单站无源探测定位方法，利用波达方向、相位差变化率、载波频率及多普勒频率变化率实现对运动目标的无源定位。
Therefor, a single observer passive location method was proposed by using direction of arrival, phase difference rate-of-change, frequency and Doppler frequency rate-of-change in this paper.
为此，提出一种利用空频域信息的固定单站无源探测定位方法，利用波达方向、相位差变化率、载波频率及多普勒频率变化率实现对运动目标的无源定位。
Therefor, a single observer passive location method was proposed by using direction of arrival, phase difference rate-of-change, frequency and Doppler frequency rate-of-change in this paper.
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