RFID系统利用射频信号通过空间耦合进行双向信息传输，实现对待识别物体的自动识别和数据采集。
RFID systems achieve auto-identification and data-gathering of the object to be identified by utilizing space coupling of radio frequency signal to conduct two-way transmission of signals.
本文描述了一个新的实时光学图像识别系统。该系统主要是激光二极管、多换能器声光器件、电荷耦合器件以及光学透镜组成的。
A new optical system for real-time pattern recognition is presented, which mainly consists of a laser diode, an acoustooptic device with multi-transducer, a charge-coupled device and optical lenses.
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