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快速RFID 防冲突算法
Authors
廖明宏
陈章
Publication date
1 January 2010
Publisher
计算机应用
Abstract
在对现有ALOHA Bit-Slot 算法分析的基础上提出一种改进的时隙ALOHA RNS 算法。该算法改变Bit- Slot 算法中标签数据回传方式,减少标签与读卡器的数据传输量,缩短识别时间,提高系统吞吐率,并解决了现有读卡 器无法探测有几个标签反馈了相同的独一码的问题。在大量标签情况下,根据数目多少进行分类表示,动态适应大 数据量传输。仿真结果表明,RNS 算法在标签数量大于1 000 时,相比Bit-Slot 算法在系统吞吐率上有30% 的提高,从 而适用在大数据量、实时性强的射频识别场合
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Last time updated on 16/06/2016