航天扩频测控系统中非相干伪码测距跳值问题分析及对策  

The Problem of Exceptional Non-coherent PN Ranging Data in Spread Spectrum TT&C Systems:Analysis and Solution

作　　者：吴有杏[1] 房新兵[1] 丛波[1] 徐兴源[1] 

机构地区：[1]中国卫星海上测控部,江苏江阴214431

出　　处：《电讯技术》2008年第11期56-59,共4页Telecommunication Engineering

摘　　要：介绍了扩频测控系统中非相干伪码测距的原理,针对航天测量船在海上校飞过程中出现的非相干伪码测距跳值问题进行了分析与研究,并从测量船测控设备软件和参数设置等方面提出了解决措施。The basic principle of non -coherent PN ranging in spread spectrum TT＆C systems is introduced. Then, exceptional range data in non -coherent PN ranging, which happened when the tracking ship was taking flight test, is analyzed. Finally, a solution scheme, involving software and parameter optimization, is presented.

关 键 词：航天测控通信系统 扩频技术 伪码测距 非相干 跳值 

分 类 号：TN914.42[电子电信—通信与信息系统] V556[电子电信—信息与通信工程]