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Research on Anti-Collision Algorithm for RFID Systems
Author(s): 
Pages: 29-30,37
Year: Issue:  12
Journal: Equipment Manufacturing Technology

Abstract: 防碰撞算法是RFID系统中的一项必须要解决好的关键技术.当多个电子标签同时进入读写器的射频范围内时,它们将同时响应读写器的命令并返回自身的ID信息,这样就产生了信道挣用,也就是信息冲突.在对二进制防碰撞搜索算法进行详细的定量分析的基础上提出了一种改进的二进制搜索算法,使用这种算法能够在更短的时间内比二进制搜索算法、ALOHA算法和时隙ALOHA算法识别更多的标签.
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