基于AS1773协议的突发同步设计 |
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引用本文: | 谢烨,周东.基于AS1773协议的突发同步设计[J].电子科技大学学报(自然科学版),2004,33(6):694-696,705. |
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作者姓名: | 谢烨 周东 |
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作者单位: | 电子科技大学,宽带光纤传输与通信网技术教育部重点实验室,成都,610054;电子科技大学,宽带光纤传输与通信网技术教育部重点实验室,成都,610054 |
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摘 要: | 采用时分多址协议的光网络中,突发同步是一项关键技术,一般采用基于多相时钟的关键字检测法。基于对异步传输模式——无源光网络的研究,提出了对AS1773协议的突发同步设计。采用了高速现场可编程门阵列的方式实现20 Mbps突发同步器,简化了电路的设计,相对于传统的专用集成电路设计方案设计方案,具有开发成本低、开发周期短的优点。
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关 键 词: | AS1773总线 总线控制器 突发同步 远程终端 |
收稿时间: | 2004-06-29 |
A Design and Realization of the Burst-Mode Synchronization in AS1773 Protocol |
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Affiliation: | 1.Key Laboratory of Brodband Optical Fiber Transmission and Communication Networks UEST of China,Ministry of Education Chengdu 610054 |
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Abstract: | This paper Burst mode synchronization is a key techno logy in passive optical network that utilizes time division multi access (TDMA) with single mode fiber. For the clock recovery in burst mode transmission, a burst mode synchronizer using keyword detection based on multiphase clock is usually used. In this article, based on research in asynchronous transfer moder-passive optical network, author described a method to design burst synchronizer in AS1773 protocol. This synchronizer is implemented by field programmable gate array, which can achieve high performance with low cost, short developing period. |
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