卫星共视技术在通信同步设备检测中的应用研究  

Research on Application of Satellite Common-View Technology in the Test of Synchronous Communication Equipment

作　　者：缪新育 胡昌军 MIAO Xinyu;HU Changjun(Beijing University of Posts and Telecommunications,Beijing 100871,China;China Academy of Information&Communication Technology,Beijing 100191,China)

机构地区：[1]北京邮电大学,北京100876 [2]中国信息通信研究院,北京100191

出　　处：《计量科学与技术》2021年第4期19-21,13,共4页Metrology Science and Technology

基　　金：国家重点研发计划重点专项项目(2017YFF0212000);中国计量院基本科研业务费(AKYKF2004);北京邮电大学博士生创新基金资助项目(XTCX201802)。

摘　　要：通过分析通信系统的高精度时频同步需求及现有检测方法的特点和适用性,选取卫星共视设备作为检测参考,对通信网络设备的频率和时间性能进行了实际检测,实现了卫星共视技术在通信同步设备检测中的应用。测试结果表明卫星共视技术能较好地满足目前通信同步网的检测需求。By analyzing the high-precision time-frequency synchronization demand of communication system and the characteristics and applicability of existing testing methods,satellite common-view equipment is selected as the testing reference,and the actual testing of frequency and time performance of communication network equipment is carried out to realize the application of satellite common-viewi technology in the testing of communication synchronization equipment.The test results show that the satellite common-view technology can better meet the testing requirements of the current communication synchronous network.Satellite common-viewing technology is studied and its application in the test of communication synchronous equipment is realised in this paper.Firstly,the high precision time-frequency synchronization requirements of the communication system and the characteristics and applicability of the existing test methods are analyzed.Secondly,equipment based satellite co-viewing technology is selected as the time-frequency reference to test the timefrequency performance of the actual communication network equipment.The test results show that satellite co-viewing technology can meet the test requirements of communication synchronous network well.

关 键 词：通信系统 卫星共视 同步设备 检测方法 时间频率 

分 类 号：TN927.2[电子电信—通信与信息系统]