摘要： 提出了双机同步播控系统的体系结构。建立了SPN模型，对实时切换各环节对系统可用性的影响进行了分析。给出了实时切换系统的几个关键问题如切入、切出、时钟同步、故障自监测的解决方案。通过故障仿真验证了系统设计的有效性。
关键词:
双机同步播控,
实时切换,
故障自监测,
时钟同步
Abstract: Architecture of redundant broadcasting system is presented. SPN model is built and influence on system availability by real-time transmissions is analyzed. Some key modules such as check-in, check-out, time synchronizing, faults monitoring and diagnosing are discussed. Faults simulations prove the design’s effectiveness.
Key words:
redundant broadcasting system,
real-time switch,
faults self-monitoring,
time synchronizing
中图分类号:
吴 涛;杨 捷. 双机同步播控系统关键技术的实现[J]. 计算机工程, 2007, 33(20): 251-252,.
WU Tao; YANG Jie. Implementation of Key Technology in Redundant Broadcasting System[J]. Computer Engineering, 2007, 33(20): 251-252,.