The readers collision problem in a dense RFID network is introduced and an efficient and practical method of multiple-readers coordinating work in RFID system is provided.
介绍RFID系统在密集环境下的读写器碰撞问题,提出一种高效实用化的RFID系统中多读写器协调工作方法。
In RFID system with several e-tags and one reader, tags often transfer data to reader at the same time, leading to channel collision, so reader is not able to read the information stored in tags.
在多标签对一个读写器的RFID系统中,标签经常会同时向读写器传输数据,导致信道冲突,使得读写器不能读出标签上的信息。
Slotted ALOHA is commonly used protocol in anti-collision of RFID system. It USES TDMA mode to exchange their data. Tags can only translate its information in a slot.
时隙aloha是无线射频识别系统中常用的抗碰撞算法,采用时分复用的方式,标签在指定的时隙内与阅读器进行数据交换。
应用推荐