改变帧同步结构 提高帧同步的可靠性

Change the Picture Synchronization Frame to Improve the Picture Synchronization Reliability

  • 摘要: 本文提出了一种能显著降低系统虚同步概率,而又不影响漏同步概率的新的帧同步体制;给出了实现这种帧同步保护的具体逻辑控制电路;推导出了时分制多路传输系统,在帧同步码前后充满着数据情况下帧同步质量指标——漏同步概率及虚同步概率的一般计算公式;并简单探讨了这种帧同步结构在有些系统中的应用;最后通过计算对比和试验结果说明了这种帧同步体制对改善系统帧同步性能的有效性.

     

    Abstract: A New synchronization frame is proposed,which considerably reduces the false synchronization probability without affecting the missing probability.In this paper is also given the particular logic control circuit for realizing thenew system.And for the time sharing multiplex system,the formulae for the calculation of those probabilities in the evaluation of the synchronization performance have been derived.Some other possible applications of this system are discussed.Finally the effectiveness of the system is explained with adequate computational and test results.

     

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