摘要
研究了Profibus-DP系统的EMI问题。针对一个Profibus-DP设备的EMI测试实例,提出问题进行分析,并提出了改进措施。该改进方案经济可行,使Profibus-DP设备顺利通过了试验。
The EMI prohlem of Profibus-DP system was studied. Aimming at an EMI test example of Profibus- DP device, the problem was proposed and analyzed, and tile improvement measure was given. The improvement scheme is feasible and make Profibus-DP device pass the test.
出处
《低压电器》
北大核心
2009年第13期28-30,共3页
Low Voltage Apparatus
基金
上海市科委青年科技启明星计划资助(07QB14011)
关键词
电磁干扰
晶振
天线
滤波
electromagnetic interference （EMI）
crystal oscillator
antenna
filtering
