这种无线技术称为无线电频率识别(RFID)，曾在成千的存储器运用追踪以及在正电子发射体层摄影的鉴定植入芯片中鉴定识别。

The wireless technology, called radio frequency identification (RFID), has been used in thousands of stores for tracking inventory and in identification chips implanted in some pets.

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本文研究了认知无线电关键技术之一的频谱检测技术，并对频谱检测技术在无线体域网中的应用进行了分析。

This paper has studied on spectrum sensing technology, one of the key technologies of cognitive radio systems, and its application of wireless body area networks.

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