A phase interference method, for measurement of the relative change of surface acoustic wave velocities, is presented.
本文提出了一种相位干涉法。用来测量表面声波速度的相对变化。
Used the phase of laser interference fringes, a simple, fast and accurate micro displacement measuring method is proposed.
利用激光干涉条纹的位相，提出了一种简便、快速且精度很高的微小位移的测量方法。
Calculation method about phase difference and amplitude in interference pattern of convergent light has been proposed.
提出了晶体锥光干涉中两相干光的位相差和振幅的计算方法。
The method can be used in some phase shift interference where phase shift with piezoelectric ceramics can not be used.
这种方法可以完成压电陶瓷移相方法无法实现的一些移相干涉测量。
Put forward a new method of assembling polarization-interference to measure the phase retardation of wave-plate.
提出了会聚偏振光干涉法测量波片相位延迟量的新方法。
A method based on phase correction is proposed to enhance the performance of suppressing narrow-band interference of base-band direct sequence spread spectrum (DSSS) receiver.
为提高基带直扩接收机的抗窄带干扰能力，提出了一种相位校正方法。
To overcome the limitation of fringe counting and phase analysis, a new method based on the time-frequency analysis is proposed to process the self-mixing interference signal.
针对条纹计数法和相位分析法处理自混合干涉信号的不足，提出了一种基于时频分析的自混合干涉信号处理方法。
The interference and its processing method of long sequence phase-modulation signal of multitargets in pulse compression are studied emphatically.
重点研究了长序列调相信号多目标对脉冲压缩的相互影响及其处理方法。
The interference and its processing method of long sequence phase-modulation signal of multitargets in pulse compression are studied emphatically.
重点研究了长序列调相信号多目标对脉冲压缩的相互影响及其处理方法。
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