讨论了合成孔径声纳的干涉相位图降噪问题。
Noise reduction for interferometric phase images in synthetic aperture sonar(SAS) is addressed in this paper.
不准确的多普勒中心估计会显著降低合成孔径声纳图像质量。
The inaccurate Doppler centroid estimation can evidently degrade the quality of SAS image.
合成阵列声纳包括合成孔径声纳（SAS）与逆合成孔径声纳（ISAS）。
The synthetic array sonar includes synthetic aperture sonar(SAS) and inverse synthetic aperture sonar(ISAS).
合成阵列声纳包括合成孔径声纳（SAS）与逆合成孔径声纳（ISAS）。
Synthetic array sonar includes both synthetic aperture sonar (SAS) and inverse synthetic aperture sonar (ISAS).
在干涉合成孔径声纳成像系统研究中，声纳信号采集与处理是该领域的主要研究内容。
Signal acquisition and processing are major research contents in the field of Interferometric Synthetic Aperture Sonar(InSAS).
在深入分析位移相位中心算法的基础上，提出了一种改进的多接收元合成孔径声纳运动补偿算法。
Based on the deep study of displaced phase center algorithm, an improved movement error estimation algorithm for multi-hydrophone SAS was proposed.
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。
InSAS basic principle and signal processing including SAS imaging, interferogram acquisition and processing, phase unwrapping are simply introduced.
为提高合成孔径声纳（SAS）解多普勒质心模糊的准确性，文章对传统的解模糊算法-波长差异法进行了改进。
In order to improve the precision of the method which is used to resolve Doppler centroid ambiguity of SAS, an improved method for the wavelength diversity algorithm is proposed in this paper.
多接收元合成孔径声纳成像是当前研究的热点问题，偏航和侧摆是影响多接收元合成孔径声纳成像质量的关键因素。
The multi-hydrophone synthetic aperture sonar (SAS) may increase mapping rate, and sway and yaw are the key factors which results in image blurring.
运动补偿是合成孔径声纳（SAS）成像的关键问题，SAS系统一般利用多接收元回波信号的互相关特性进行运动补偿。
Movement compensation is the key technique in synthetic aperture sonar(SAS) imaging, and it is normally realized in SAS system by the cross correlation of the raw echo data of multiple-receiver.
合成孔径技术相对于常规声纳技术的突出优势在于，它只利用小孔径的物理声阵，就可以得到与径向距离和频率都无关的高方位分辨率。
The very strong property of the synthetic array sonar is the ability to acquire a high azimuth resolution from a physically small array.
合成孔径技术相对于常规声纳技术的突出优势在于，它只利用小孔径的物理声阵，就可以得到与径向距离和频率都无关的高方位分辨率。
The very strong property of the synthetic array sonar is the ability to acquire a high azimuth resolution from a physically small array.
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