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基于单次索引机制的RFID防碰撞算法
RFID anti-collision algorithm based on single index
【摘要】 针对目前的二叉树算法传输时延大、冗余数据多等问题,提出了一种基于单次索引的SI算法.该算法阅读器寻呼时只发送单个碰撞位的索引值,标签接收到这个索引值后进行译码得出碰撞位的位置.仿真实验表明,SI算法在传输时延和数据冗余方面的性能要优于其他二叉树算法,更适用于标签数量较多的场合.
【Abstract】 At present,the binary tree algorithm has more time delay and more redundant data.A kind of single index based on SI algorithm was presented.The algorithm sends only one collision bit index value when the reader pages.The label received the index value after decoding and obtained collision location.The simulation results showed that SI anti-collision algorithm is better than other binary tree algorithm in transmission delay and data redundancy,and more suitable for the number of label more occasions.
【关键词】 射频识别;
单次索引;
二叉树算法;
防碰撞;
【Key words】 radio frequency identification(RFID); single index; binary tree algorithm; anti-collision;
【Key words】 radio frequency identification(RFID); single index; binary tree algorithm; anti-collision;
【基金】 河南省自然科学基金项目(0624220084)
- 【文献出处】 郑州轻工业学院学报(自然科学版) ,Journal of Zhengzhou University of Light Industry(Natural Science) , 编辑部邮箱 ,2011年06期
- 【分类号】TP391.44
- 【下载频次】40