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北京2008年奥运会期间，北京市采取了一系列奥运交通保障措施，交叉口公交信号优先是其中重要的一项内容。本文首先介绍了交叉口公交优先和紧急优先的控制逻辑和控制策略，然后讲述了奥体中心区利用射频技术进行交叉口公交车信号优先和奥运VIP车辆信号紧急优先的实现方式和实现过程，简述了海信信号机公交优先和紧急优先信号配置方法;最后，对奥体中心区公交优先和紧急优先的实施效果进行了总结和评价，并给出了城市公交信号优先方面的几点建议。

Bus Signal and VIP Vehicle Emergency Priority at Intersections in Beijing Olympic Center

During the Beijing 2008 Olympics,the government of Beijing took series of measures to ensure a smooth traffic condition.Bus signal priority at intersections was an important measure among them.This paper first introduced the control logic and control strategy of bus signal priority and emergency priority at intersections.Secondly,it introduced the process of using FRID technique to achieve bus signal priority and VIP vehicle emergency priority at intersections in the Olympic center.Then,it stated the configuration method of Hisense signal controller for bus priority and emergency priority.At last,This paper summarized and evaluated the effect of signal priority and gave some advice on urban bus signal priority.