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面向有限目标集的无冲突无线射频识别技术
引用本文:李小芳,张民选,徐炜遐. 面向有限目标集的无冲突无线射频识别技术[J]. 上海交通大学学报, 2013, 47(1): 7-12
作者姓名:李小芳  张民选  徐炜遐
作者单位:(国防科学技术大学 计算机学院, 长沙 410073)
基金项目:国家高技术研究发展计划(863)项目资助
摘    要:
为了解决多目标识别问题,提出了一种基于频分多址、面向有限目标集的无冲突无线射频识别(RFID)技术,并通过了模拟实验的验证.结果表明,所构建的RFID系统具有无冲突、识别速度快、灵敏度高等优点,适用于电子物品监视、幼儿园管理等目标集大小有限的应用领域.

关 键 词:无线射频识别   频分多址   频率合成器   负载调制  
收稿时间:2012-05-17

Finite Target Oriented Collisionless Radio Frequency Identification Technology
LI Xiao-fang,ZHANG Min-xuan,XU Wei-xia. Finite Target Oriented Collisionless Radio Frequency Identification Technology[J]. Journal of Shanghai Jiaotong University, 2013, 47(1): 7-12
Authors:LI Xiao-fang  ZHANG Min-xuan  XU Wei-xia
Affiliation:(College of Computer, National University of Defense Technology, Changsha 410073, China)
Abstract:
An FDMA (frequency division multiple access) based finite target oriented collisionless RFID (radio frequency identification) technology was proposed to solve the identification of multi target. RFID systems based on the proposed technology have strong points such as collisionless, high speed, and high sensitivity, and are especially applicable to applications such as electronic article surveillance (EAS), infant school management, and so on. Technology of RFID tag design was studied and identification algorithm was introduced, and a set of simulative experiments were carried out. The results of simulative experiments prove the correctness of the proposed technology and techniques.
Keywords:radio frequency identification (RFID)  frequency division multiple access (FDMA)  synthesizer  load modulation  
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