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一种基于搜索矩阵的自适应防碰撞算法

, PP. 476-481

Keywords: 射频识别,防碰撞算法,电子产品代码(EPC)搜索矩阵,碰撞堆栈

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Abstract:

提出一种基于搜索矩阵的自适应防碰撞算法.该算法有效利用碰撞信息,通过构造搜索矩阵,克服自适应二叉树搜索算法逐位搜索效率低的缺点.同时提出碰撞堆栈的概念,根据时隙状态,来自适应调整搜索路径,从而减少碰撞和空闲时隙数以及传输的比特量.理论和仿真实验表明,该算法有效实用,可有效减少识别时间,提高搜索效率.

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