一种小型化、宽带、多通道雷达接收机.doc
《一种小型化、宽带、多通道雷达接收机.doc》由会员分享,可在线阅读,更多相关《一种小型化、宽带、多通道雷达接收机.doc(5页珍藏版)》请在淘文阁 - 分享文档赚钱的网站上搜索。
1、一种小型化、宽带、多通道雷达接收机摘 要介绍了一种工作在Ku波段的小型合成孔径雷达接收机。该雷达接收机包含1宽4窄多路接收通道,最大带宽240MHz。可以实现宽带高分辨、多通道GMTI、和差测角、DBF波束零点抗干扰等多种形式。详细分析p 了接收机设计方法。通过采用数字锁相、中频采样,高集成度等技术,实现了系统小型化,该接收机体积28812057 mm3,质量2.5kg,功耗35W。采用合理的系统设计解决了信号幅相一致性难题。最大带宽条件下的脉压测试结果说明第一副瓣较主瓣低13dB以下。接收机通过挂飞验证,可以满足雷达系统使用需求。【关键词】:p 合成孔径雷达 接收机 小型化 宽带 多形式 多
2、通道中图分类号:TN957.5 文献标识码:A 文章编号:1009-914_20_27-0129-02A Miniature Wide-band and Multi-channel Radar ReceiverGUO _ue-feng, FANG Li-jun, MA Jun, ZHANG YanNo.38 Research Institute of CETC, Hefei 230088, ChinaAbstractA miniature synthetic aperture radar receiver in Ku band is introduced.The receiver has mu
3、lti channels, including one wide-band channel and four narrow-band channels.The ma_imal bandwidth is 240MHz.It supports many functions such as high resolution, GMTI, sum and difference angle measurement, and DBF et.al.The receiver is designed elaborated and miniaturized by technologies of digital ph
4、ase lock, IF sling and high integration design.The size, quality and power consumption of the receiver are 28812057 mm3, 2.5kg and 35W.The litude and phase coherence was solved by optimized system design.The pulse pression was done with the ma_imum bandwidth.The first side lobe suppression is below
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- 一种 小型化 宽带 通道 雷达 接收机
限制150内