陆基无线电授时系统信号分析与解算  

Signal analysis and solution of land-based radio timing system

作　　者：王雨竹 秦红磊[1] 万国龙[1] WANG Yuzhu;QIN Honglei;WAN Guolong(School of Electronic and Information Engineering,Beihang University,Beijing 100191,China)

机构地区：[1]北京航空航天大学电子信息工程学院,北京100191

出　　处：《导航定位与授时》2023年第5期107-118,共12页Navigation Positioning and Timing

摘　　要：时间应用的广泛性以及授时战的提出,使国家更加重视授时服务体系的完备性以及灵活性。为顺应授时战要求,从我国整体授时体系出发,简单介绍授时系统的工作原理,从多方面对比各类授时系统;主要分析了我国陆基无线电授时系统的发播程序以及信号格式等,对BPM短波呼号以及时码结构进行补充与修正,并讲解对陆基无线电授时信号的解算过程,利用实际试验验证解算方法的可行性;最后根据我国目前授时体系的现状以及授时战的要求,给出应对授时战的技术路线,对未来我国授时体系发展方向提出建议。The wide application of time and the proposal of timing war make the country pay more attention to the completeness and flexibility of the timing system.In accordance with the requirements of the timing war,starting from the overall timing system in China,the working principle of the timing system and compare various timing systems from various aspects are introduced.In addition,the broadcast program and signal format of China s land-based radio timing system are analyzed,the BPM short-wave call sign and time code structure are supplemented and corrected,and the solution process of land-based radio timing signal is explained,the feasibility of the solution process by using practical experiments is verified.Finally,according to the current situation of China s timing system and the requirements of timing war,the technical route to deal with timing war is given,and suggestions are made for the future development direction of China s timing system.

关 键 词：授时系统 陆基无线电授时 BPM短波授时 BPL长波授时 BPC低频时码授时 综述 

分 类 号：P127.1[天文地球—天体测量]