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基于OMAP-L138车载机车信号处理系统设计
Design of on-board Signal Processing System based on OMAP-L138
【摘要】 本文以双核处理器OMAP-L138为核心,设计了一款新型的实时高速车载机车信号处理系统。该系统可以精确地研究与开发轨道信号的发送、接收、解调等工作。其独特的板卡式设计提高了系统的灵活性和扩展性。通过对ZPW2000A信号的解调证实了系统达到了预期目标。
【Abstract】 With the dual-core processor OMAP- L138 of TI company as the core, it was designed a new kind of high-speed on-board Locomotive Signal Processing System in real time. On the structure, the flexibility and extensibility was improved by the unique board card design of the System. In this article, the reach of the expected goal of the System was demonstrated through the implementation of ZPW2000A signal demodulation.
【关键词】 车载系统;
外部存储器接口;
模/数转换;
解调;
【Key words】 on –board system; External Memory InterfaceEMIFA); A/D; demodulation;
【Key words】 on –board system; External Memory InterfaceEMIFA); A/D; demodulation;
【基金】 中央高校基本科研业务费(2012JBM006);北京交通大学人才基金(2011RC041)
- 【文献出处】 铁路计算机应用 ,Railway Computer Application , 编辑部邮箱 ,2014年01期
- 【分类号】U284.4
- 【下载频次】44