【摘要】 为实现雷达、数字微波通信、光纤通信、电子对抗、遥测和遥控等领域频率源的小型化和高稳定化 ,研制成功了基于高Q值 (有载Q值 15 0 0 0 ;无载Q值 180 0 0 )的表面波谐振器 (SAWR)和小型高稳电路的多点频源 ,并有下变频单元和独特的高稳频率监控单元 ,该研究结果在研制射频稳频技术中具有应用的广泛性和通用性更多还原

【Abstract】 For the miniaturization and high stability of frequency synthesizer used in the field of radar,digital microwave telecommunication,optic fiber communication,electronic countermeasure,telemetry and telecontrol,a novel frequency synthesizer based upon high Q value (loaded Q value:15000;unloaded Q value:18000) surface acoustic wave resonators has been developted success fully.Besides,the system has frequency down converter unit and unique frequency monitor unit.The research results are universal for the technology of fabricating of RF source with high stability.更多还原