杨圣龙,任勇峰,李辉景

• 1:中北大学仪器科学与动态测试教育部重点实验室
• 2:中北大学电子测试技术国家重点实验室

摘要(Abstract)：

针对弹上环境采集空间环境模拟量和图像数字量的需求,设计一种以FPGA为核心的模/数混合采集系统。该系统对模拟量采集的运放不稳定性进行分析与优化,提高运放补偿电路的稳定性。在FPGA内通过模/数混合编帧,提高数据存储效率。同时针对图像信号压缩数据的速率变化导致数据的产生速率与传输速率不匹配问题,提出动态平衡编帧的方法解决了速率匹配问题。经实际飞行测试,该采集系统数据输出可靠,可满足系统的各项性能指标。

关键词(KeyWords)： 数据采集;运放补偿;均匀采样;模/数混合编帧;FPGA;动态平衡编帧

Abstract:

Keywords:

基金项目(Foundation): 国家自然科学基金资助项目(51225504)~~

作者(Author): 杨圣龙,任勇峰,李辉景

DOI: 10.16652/j.issn.1004-373x.2018.06.028

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