一种高频低相噪频率合成器的设计  

Design of a high frequency and low phase noise frequency synthesizer

作　　者：陈亿[1] 袁安民[1] 

机构地区：[1]空军工程大学电讯工程学院,陕西西安710077

出　　处：《微计算机信息》2008年第14期293-294,305,共3页Control & Automation

摘　　要：在无人机着陆系统中需要一种高频稳度的频率合成器,本文基于集成锁相环PE3240芯片设计了一种具有高频低相位噪声性能的频率合成器,并对影响相位噪声的因素进行了分析,电路测试结果表明设计达到了预期要求。A high stability frequency synthesizer will apply to Unmanned Aerial Vehicle （UAV） landing system; a frequency synthesizer which based on the integrate phase locked loop PE3240 and had the performance of high frequency and low phase noise was designed in this paper, and the factors that affect the phase noise were analyzed; this design had reach the expected demand showed in the circuit debugging results.

关 键 词：频率合成器 相位噪声 无人机 着陆系统 

分 类 号：TN74[电子电信—电路与系统] V279.2[航空宇航科学与技术—飞行器设计]