摘要: |
AD6 6 2 0是美国AD公司推出的功能强大的数字下变频信号处理器 ,本文提出了一种基于该芯片设计的中频数字正交解调方案 ,实验结果表明该方案结构简单 ,易于实现 ,且精度高、误差小。 |
关键词: 雷达,信号处理,数字下变频器,正交解调,AD6620芯片 |
DOI:10.3969/j.issn.1001-893X. |
修订日期:2002-09-11 |
基金项目: |
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An IF Digital Orthogonal Demodulation Scheme Based on AD6620 |
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Abstract: |
AD6620 is a powerful digital down-converter signal processor made by AD Inc..Based on this chip, an IF digital orthogonal demodulation scheme is presented in this paper,which features simple structure, easy realization, high accuracy and little error. |
Key words: Radar,Signal Processing,Digital Down-Converter,Orthogonal demodulation,AD6620 Chip |