[1]单剑锋 谢建兵 庄琴清.基于分组的动态帧时隙ALOHA防碰撞算法研究[J].计算机技术与发展,2011,(11):39-41.
 SHAN Jian-feng,XIE Jian-bing,ZHUANG Qin-qing.Research on Tag Anti-Collision Algorithm Based on Dynamic Frame Slotted ALOHA[J].,2011,(11):39-41.
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基于分组的动态帧时隙ALOHA防碰撞算法研究()
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《计算机技术与发展》[ISSN:1006-6977/CN:61-1281/TN]

卷:
期数:
2011年11期
页码:
39-41
栏目:
智能、算法、系统工程
出版日期:
1900-01-01

文章信息/Info

Title:
Research on Tag Anti-Collision Algorithm Based on Dynamic Frame Slotted ALOHA
文章编号:
1673-629X(2011)11-0039-03
作者:
单剑锋 谢建兵 庄琴清
南京邮电大学电子科学与工程学院
Author(s):
SHAN Jian-feng XIE Jian-bing ZHUANG Qin-qing
College of Electronic Science and Engineering, Nanjing University of Posts and Communication
关键词:
射频识别帧时隙防碰撞算法标签估计
Keywords:
radio frequency identification (RFIDI frame slot anti-collision algorithm tag estimation
分类号:
TP301.6
文献标志码:
A
摘要:
在RFID系统中,由标签引起的冲突一直是影响RFID系统性能的重要因素。为了进一步提高RFID系统中电子标签的识别效率,在对现有的ALOHA算法分析的基础上,提出了一种改进的分组动态帧时隙ALOHA算法。该算法通过改变标签分组的方法提高了阅读器识别标签的效率。当标签数量大于256时,该算法能有效地减少阅读器的识别时间,提高了RFID系统的标签识别效率。仿真结果表明:当标签数为1000时,该算法比基本帧时隙ALOHA算法和动态帧时隙ALOHA算法所用时隙数分别减少了43%和39%
Abstract:
In RFID systems, the collision resulted from tags has been a major factor affecting system performance. In order to further im- prove the identification efficiency of tag anti-collision algorithm in RFID system,it proposes an improved packet dynamic frame slotted ALOHA algorithm based on the analysis of the existing ALOHA algorithm. The proposed algorithm uses a new grouping method to improve the reader's identification efficiency of tag. When the number of tags is larger than 256, the algorithm can effectively reduce the reader's recognition time, improving the efficiency of the RFID system. Simulation results show that the proposed algorithm reduces the system slot time by 43% and 39% respectively compared with the basic framed slotted ALOHA algorithm and dynamic framed slotted ALOHA algorithm when the number of tags is 1000

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备注/Memo

备注/Memo:
南京邮电大学引进人才启动项目(NY207024)单剑锋(1967-),男,博士,副教授,研究方向为无线射频识别技术、无线通信系统中的信号处理技术
更新日期/Last Update: 1900-01-01