一种X波段锁相环频率合成器的设计与实现  

Design and implementation of an X-band frequency synthesizer based on phase-locked loop technology

作　　者：郝延刚 祁全 吴梅 HAO Yan-gang;QI Quan;WU Mei(No. 2 Military Representatives Office of Naval Equipment Department in Nanjing, Nanjing 211153;No.8 Research Academy of CSSC, Nanjing 211153)

机构地区：[1]海军装备部驻南京地区第二军事代表室,南京211153 [2]中国船舶集团有限公司第八研究院,南京211153

出　　处：《雷达与对抗》2020年第2期56-59,共4页Radar & ECM

摘　　要：对基于锁相环技术的频率合成器进行研究,设计X波段的点频源。通过简单的理论分析,给出锁相环电路的设计与实现过程。测试结果表明,仿真结果与实测数据吻合较好,输出信号具有优异的相噪和杂散特性,可作为雷达收发系统的本振信号。The frequency synthesizer based on the phase-locked loop(PLL)technology is studied to design the X-band point frequency source.The design and implementation process of the PLL circuit are given through simple theoretical analysis.The test results indicate that the simulation results are well matched with the measured data,and the output signals can be used as the LO signals of the radar T/R system,featuring excellent phase noise and spurious.

关 键 词：雷达 接收机 频率合成器 锁相环 相噪 

分 类 号：TN850.5[电子电信—信息与通信工程]