... Remote Control—— 有缆线控方式 Self-Inductfanse—— 环形线圈检测器 Signal—— spacing——信号间距 ...
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环形线圈式车辆检测器 loop vehicle detector
通过环形线圈检测器采集的数据，不仅具有时间序列的特性，而且与其所处的空间位置有很大的关系。
The data collected by the loop detector, have the characteristics of time series, and have much to do with the detector's location.
车辆通过环形线圈检测器时，车体物质与环形线圈相互作用改变了线圈的谐振频率，从而形成频率变化曲线。
When vehicles passing ring coil detector, the interaction of vehicle body's substance and ring coil changes resonant frequency of the ring coil and forms a curve of frequency variation.
对一般环形线圈检测器的原理进行了定量分析，提出了一种采用锁相技术的环形线圈车辆检测器的设计原理，并给出了相应的软件设计框图。
Based on the analysis of former Loop Vehicle Detector, the paper proposes a new design method of Loop Vehicle Detector, and gives the electronic circuit structure and software diagram.
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