介绍了基于FPGA芯片的星载合成孔径雷达实时成像处理器中方位压缩处理器的设计与实现。
The design and the implementation of the azimuth compressor based on FPGAs for space-borne SAR are introduced.
本文首先简单介绍了合成孔径雷达(SAR)成像原理,并对以超高速数字信号处理器(DS)为核心的机载合成孔径雷达实时成像处理系统的硬件结构作了描述。
This paper presents the principle of Sythetic Aperture Radar(SAR) imaging and describes the system hardware of airborneSAR real-time digital signal processing system with ultra-high speed DSP .
该文讨论了在合成孔径雷达实时成像处理器中,采用子孔径带通滤波成像处理方法的方位预处理的设计,构造了一种用大规模可编程逻辑器件实现方位预处理的电路结构。
This paper describes the design and realization of the azimuth preprocess in the real-time imaging processor of SAR with programmable logic device by the method of sub-aperture using band-pass filter.
高时效性和大数据量是合成孔径雷达(SAR)实时成像处理系统的两个主要问题。
The data volume and the high real-time are the two vital problems of Synthetic Aperture Radar (SAR) real-time imaging system.
建立了合成孔径雷达回波视频信号模型,提出了一种用AWG520任意波形发生器生成SAR回波视频信号的方法,并用这种方法模拟了SAR实时成像的回波视频信号。
The video signal model for synthetic aperture radar(SAR) is set up, and a method to generate echo signals for SAR using AWG520 arbitrary waveform generator is presented.
提出了一种新的实时合成孔径雷达成像快速算法,减少了合成孔径雷达成像中压缩处理的运算量。
A novel fast algorithm for real time SAR imaging is presented to decrease the volume of compression computation.
提出了一种新的实时合成孔径雷达成像快速算法,减少了合成孔径雷达成像中压缩处理的运算量。
A novel fast algorithm for real time SAR imaging is presented to decrease the volume of compression computation.
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