高速遥感卫星数据采集系统的研究与实现

新型遥感卫星不断向高下行码速率发展，加大了地面接收系统实时采集高速、海量遥
感数据的难度。本文以PCI 总线技术为基础，设计了基于服务器平台的高速遥感卫星数据采集卡，通过集成高速遥感卫星数据采集卡和高速磁盘阵列等设备，实现了一套高性能、低成本和结构简单的遥感数据记录系统,最高输入速率达到400Mbps。
关键字：高速； 数据采集； 遥感卫星； PCI 总线； PLX9054
Abstract: The development of the high downlink rate of the new type remote sensing satellites, increases the difficulty of the real-time acquiring of the high speed and large quantity remote sensing data of the ground receiving system. The paper introduces the design of a high speed remote sensing satellite data acquiring card based on the PCI bus technology, and the realization of the remote sensing data record system, made up of the sever computer, remote sensing satellite data acquiring cards and Raid, which has the characters of high performance, low cost and simple structure and supports the input rate up to 400Mbps.
Key Words: High Speed； Data Acquiring； Remote Sensing Satellite； PCI Bus； PLX9054