摘要
相位推算法瞬时测频是基于数字接收机的计算方法。本文介绍了该算法的原理,分析、仿真了其误差,给出了校码处理原则,并进行了技术验证。结果表明,该算法具有测频精度高、瞬时性好的优点。
IFM with phase deduction is based on digital receiver computational method. In this paper, its principle is introduced, its error is analyzed and simulated, and its code calibration processing principle is given. The result of technical confirmation indicates that this method has high frequency measurement accuracy and good instantaneity merit.
出处
《电子信息对抗技术》
2007年第6期6-8,53,共4页
Electronic Information Warfare Technology
关键词
瞬时测频
相位推算法
校码
instant frequency measurement （IFM）
phase deduction
code calibration
