This method overcomes the limitation of integer steps and improves the accuracy of range alignment.
这种方法克服了整数步长的限制，有效地提高了距离对准的精度。
Motion compensation is usually divided into two steps: range alignment and phase compensation.
它分为两步：距离对准和相位补偿。
The envelope correlation algorithm is the most widely used in range alignment of ISAR motion compensation.
对于ISAR运动补偿中的距离对准，应用最广泛的是实包络相关法。
The unique river valley topography, mountain range alignment, and local weather characteristics in Yunnan Province determine the geographic distribution pattern of K. yunnanensis.
云南特有的流域地形、山脉走向及所形成的小气候特点决定了云南紫胶虫在云南的地理分布格局。
Secondly, many motion compensation methods are compared and improved including range alignment and phase correction in order to satisfy various targets imaging conditions.
其次针对目标的特殊性，总结了各种运动补偿方式，归纳改进了适合自旋稳定目标成像的包络对齐及相位校正的算法。
Motion compensation includes range alignment and phase compensation. The thesis introduces the method of motion compensation which is used in simulation of the later chapters particularly.
运动补偿包括包络对齐和相位补偿两个部分，文中较为详细地介绍了后面仿真所使用到的包络对齐和相位补偿方法。
Firstly we introduce the theory of ISAR imaging and the method of simulation, and we research the two steps (range alignment and phase compensation) of the motion compensation respectively in detail.
首先给出了逆合成孔径雷达成像原理和对数据进行仿真的方法，然后分别对运动补偿的两个步骤(包络对齐和相位补偿)加以详细探讨。
Range alignment is one of the key technologies of ISAR imaging.
距离对齐是ISAR成像的关键技术之一。
Range alignment and motion compensation are the key techniques of ISAR.
距离对准和运动补偿是逆合成孔径雷达成象的关键技术。
Range alignment is crucial in motion compensation of the inverse synthetic aperture radar (ISAR).
距离对准是逆合成孔径雷达(ISAR)运动补偿的关键。
Range alignment is the former step of phase adjustment, so improving the quality of it has a significant meaning.
距离对准是进行相位校正的基础，提高距离对准的精度对提高成像质量有着重要的意义。
Range alignment is the former step of phase adjustment, so improving the quality of it has a significant meaning.
距离对准是进行相位校正的基础，提高距离对准的精度对提高成像质量有着重要的意义。
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