总线竞争（Bus contention）也称总线争用，是计算机设计中总线的不良状态——总线上的多个设备同时尝试在总线上放置值。
Bus performance is an important factor to system design, especially for systems based on AHB bus. Bus utilization and bus contention between multiple masters affected the system performance most.
总线性能是SoC设计需要考虑的问题,特别是在基于AHB总线的系统中,总线利用率以及主设备间的总线竞争对系统性能影响很大。
参考来源 - 数字电视信源解码系统架构设计与总线分析·2,447,543篇论文数据，部分数据来源于NoteExpress
介绍一种用VB工具软件开发集散型控制系统的方法，并用主从式通信控制方式解决了通信网络中的总线竞争问题。
This paper introduces means to develop a distributive control system with VB language. With main follow control manner, the problem of bus competition is overcomed.
CAN总线是多主对等系统，支持竞争。
CAN bus was multiple masters equity system, sustained competition.
PCI总线因其高性能得到广泛应用，是软件无线电中极具竞争力的一种总线标准。
PCI local bus, which is widely used for its high performance, is one of the most competitive bus criterions for software radio technique.
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