无损压缩技术在运载火箭噪声遥测中的应用  

Application of Lossless Compression Technology on Launch Vehicle Noise Telemetry

作　　者：沈利军 冯晓妍 林敏 Shen Lijun;Feng Xiaoyan;Lin Min(Beijing Institute of Astronautical System Engineering,Beijing 100076,China)

机构地区：[1]北京宇航系统工程研究所,北京100076

出　　处：《遥测遥控》2018年第1期6-10,共5页Journal of Telemetry,Tracking and Command

基　　金：装备型号研制

摘　　要：介绍运载火箭遥测系统速变参数容量及特点,分析主流无损压缩技术,就无损压缩技术在运载火箭遥测系统噪声参数处理中的应用进行可行性研究和分析,并给出基于噪声参数的仿真结果。分析及仿真表明,无损压缩技术可以应用到运载火箭噪声参数处理上,这有利于遥测系统节省信道容量。This paper introduces the fast changing parameters’channel requirement and characteristic for launch vehicle telemetry system,and analyzes the main lossless compression technologies.At the same time,the feasibility of applying lossless compression technology to noise parameter in the launch vehicle telemetry system is analyzed.Eventually the simulation result of noise parameter with lossless compression is given.The analysis and simulation results show that the lossless compression technology can be applied to the noise parameter processing in the launch vehicle telemetry,and it is helpful to reduce the channel requirement.

关 键 词：无损压缩 噪声参数 遥测系统 运载火箭 

分 类 号：V438[航空宇航科学与技术—航空宇航推进理论与工程]