基于GPS信号的二级频标驯服技术  

The Disciplined Technique of Second-class Frequency Standards by GPS Signal

作　　者：范文晶 王召利 周渭[3] 

机构地区：[1]上海机电工程研究所,上海201109 [2]上海无线电设备研究所,上海200090 [3]西安电子科技大学机电工程学院,陕西西安710071

出　　处：《制导与引信》2016年第1期25-29,共5页Guidance & Fuze

基　　金：国家自然科学基金资助项目(项目编号:10703004)

摘　　要：研究一种基于GPS信号的二级频标驯服技术,通过相位差测量、秒抖动处理和频率校准等环节实现了时钟驯服。该技术将GPS信号的长期稳定度和准确度与二级频标的短期稳定度相结合,得到性能优良的频率源。A study on disciplined technology of second-class frequency standards based on GPS signal is given.The technique achieves clock discipline through phase error measurement,pulse noise and frequency calibration.The technique can combine short-term stability of frequency standards with GPS timing signal＇s long-term stability and accuracy.Thus frequency source with high accuracy can be obtained.

关 键 词：频率校准 间隔测量 卡尔曼滤波 频率标准 

分 类 号：TN935.13[电子电信—信号与信息处理]