影响IFM接收机测频精度因素的分析  

Analysis on Factors Affecting Frequency Measurement Precision for IFM Receiver

作　　者：朱大红[1] 

机构地区：[1]南京电子技术研究所,南京210013

出　　处：《现代雷达》2008年第7期91-93,98,共4页Modern Radar

摘　　要：根据瞬时测频接收机基本原理,介绍和分析了影响瞬时测频接收机测频精度的主要因素,并根据瞬时测频接收机系统应用提出了提高接收机的测频精度一些有效的处理方法,其方法在瞬时测频接收机系统中得到应用和验证,达到了工程的要求。First,the basic principle of IFM(instantaneous frequency measurement) is described.In this paper,the main factors that influence the frequency measurement precision of an IFM receiver are introduced and analyzed.Some effective processing methods to improve the receiver s frequency measurement precision under IFM receiver system application background are presented as well.They are verified and applied to the IFM receiver system.The result shows that the performance of IFM receiver reacheed the engineering r...

关 键 词：瞬时测频接收机 测频 精度 主要因素 相关 

分 类 号：TN957.5[电子电信—信号与信息处理]