节点文献
模拟量信号的红外传输与采集
Infrared Transmission and Collection of Analog Signals
【摘要】 文中介绍了一种模拟量信号的红外传输与采集系统,提出了用双频调制检出异常传输状态和用V/F变换及频率测量进行A/D转换的方法,并对系统工作原理和系统精度进行了分析
【Abstract】 An infrared transmission and collection system for analog signals is introduced.The method for checking the abnormal transmission state by double frequency modulation and that of analog digital conversion by voltage frequency conversion and frequency measurement are put forward.The principle and the accuracy of the system are analyzed.
【关键词】 V/F变换;
频率调制;
红外传输;
测频接口;
【Key words】 voltage frequency conversion; frequency modulation; infrared trans mission; frequency measurement interface;
【Key words】 voltage frequency conversion; frequency modulation; infrared trans mission; frequency measurement interface;
- 【文献出处】 西南交通大学学报 ,Journal of Southwest Jiaotong University , 编辑部邮箱 ,1997年01期
- 【分类号】TN929.1
- 【下载频次】194