1·InSAS basic principle and signal processing including SAS imaging, interferogram acquisition and processing, phase unwrapping are simply introduced.
简要说明了干涉仪合成孔径声纳基本原理和信号处理过程：合成孔径成像、干涉图获取与处理和相位解卷。
2·The mathematical expressions and interferogram calculation procedures are presented.
给出了数学表达式及干涉图计算过程。
3·The vast amount of information that holographic interferogram offers, requires a computer-aided evaluation.
全息干涉图所提供的大量信息，需要计算机辅助计值。
4·The phase detection and curve-fitting techniques have been used in processing the interferogram, and sub-pixel measuring error has been obtained.
在干涉图的处理中，采用了相位检测和曲线拟合技术，得到了亚象素的测量精度。
5·The virtual grating phase shifting moire fringe is a method to manipulate the static interferogram with carrier fringes.
虚光栅移相莫尔条纹法是一种对静态干涉图的处理方法。