它的无线技术使用户能够在一项活动中或电缆安装困难的远程站点上建立一个识别系统。
Its wireless technology allows users to build an identification system for an event or on a remote site where cable installation is difficult.
它通过无线电信号识别特定的目标，并读写相关的数据，而不需要识别系统与这个目标有机械或者是光学接触。
It is through radio signals to identify a specific target, read and write the corresponding data, without mechanical or optical contact with the identification system.
射频识别系统主要由读写器、应答器两部分组成，通过射频方式进行无线双向通信，完成目标识别和数据交换。
A simple RFID system consists of reader and transponder, by wireless two-way radio communication, target recognition and data exchange.
时隙aloha是无线射频识别系统中常用的抗碰撞算法，采用时分复用的方式，标签在指定的时隙内与阅读器进行数据交换。
Slotted ALOHA is commonly used protocol in anti-collision of RFID system. It USES TDMA mode to exchange their data. Tags can only translate its information in a slot.
其次，在对射频识别系统的协议和无线电频谱规范进行分析的基础上，确定了阅读器射频前端的体系架构。
Secondly, the architecture of reader front end is determined based on the analysis of RFID protocols and wireless frequency regulations.
其次，在对射频识别系统的协议和无线电频谱规范进行分析的基础上，确定了阅读器射频前端的体系架构。
Secondly, the architecture of reader front end is determined based on the analysis of RFID protocols and wireless frequency regulations.
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