It describes the civil aircraft earth station system of satellite communication, and introduces the part of standard ARINC、ARP and RTCA on civil aircraft earth station system of satellite communication .The avionics of each kind of civil aircraft is different in the architecture, performance and parameter according to the difference of itself.It analyzes a typical civil aircraft architecture of earth station system of satellite communication and the module design of its equipment, compares part of the KPI of the aircraft earth station system of satellite communi-cation with the standard, and discusses the standard test of the system.This system is part of the avionics system which belongs to a big avionics supplier in a foreign country, and the avionics system has been delivered to a civ-il aircraft company in China and will be tested.%简述了民用航空机载卫星通信地球站的组成,介绍了与民用航空机载卫星通信分系统相关的ARINC、ARP和RTCA标准. 不同型号的民航飞机由于自身特点使得其航电系统的架构、性能、参数和协议等各不相同,因此分析了典型民用航空机载卫星通信系统架构和部分设备的模块设计,同时对该飞机上的卫星通信分系统组成设备的部分关键指标与标准指标进行对比,并简述了系统测试标准. 本系统是国外某大型飞机航电系统供应商的产品的一部分,该航电系统已经在典型民航飞机上交付并将试飞.
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