近几年来，RFID(Radio Frequency Identification)技术在全球掀起热潮，吸引了众多厂商参与相关的技术以及芯片的研究与开发。目前RFID技术正处于迅速上升的时期。在很多实际应用中读写器的识读范围内会同时出现多个标签。这时标签发送的信息就会混叠在一起发生冲突，产生碰撞问题。这就要求RFID系统有一个解决碰撞问题的高效反碰撞算法，在某些苛刻的应用中，要求
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