This article introduces that in a new design of radar raster-displaying terminal, SDRAM is used as video frame memory and FPGA is adopted to carry out the process of control circuit.
SDRAM作为雷达光栅显示视频帧缓冲存储器，通过FPGA器件实现对SDRAM的控制，已成功应用于一款雷达光栅显示终端。
The key of realizing the application in radar system shown in theories and tests is to carry out miniature optical terminal units which have low loss, low noise and large dynamic range.
理论分析和实验表明，制成低损耗、低噪声、大动态范围的小型化光端机是实现雷达系统应用的关键。
Carry on the introduction elucidation to applied present condition and the development foregrounds of various terminal equipments communication agreement(rules invite) the next in order;
其次对各种终端设备通讯协议（规约）的应用现状以及发展前景进行介绍说明；
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