【作者】 侯俊勇；

【Author】 Hou Junyong (Dept. Of Physics and Electronic Information, China West Normal University, Nanchong 637002, China)

【机构】 西华师范大学物理与电子信息系；

【摘要】 介绍了等精度测频原理,分析了测量误差。在一片CPLD上实现频率测量和数据处理,设计了宽范围、高集成度、高速、高精度和高可靠性的频率测量系统。更多还原

【Abstract】 In this article, the theory of the same accuracy frequency measurement is introduced, surveying error is analysed. The frequency measurement and data processing is realized in a chip CPLD. The frequency surveying system of wide range and high integrated and high speed and high accuracy and high reliable is designed.更多还原