电信科学 ›› 2010, Vol. 26 ›› Issue (8): 14-18.doi: 10.3969/j.issn.1000-0801.2010.08.003

• 专题:“光进铜退”与PON • 上一篇    下一篇

PON系统承载TDM技术研究

王成巍,沈成彬,蒋铭   

  1. 中国电信股份有限公司上海研究院 上海 200122
  • 出版日期:2010-08-15 发布日期:2010-08-15

Research on PON Systems Delivering TDM Service

Chengwei Wang,Chengbin Shen,Ming Jiang   

  1. Shanghai Research Institute of China Telecom Co., Ltd., Shanghai 200122, China
  • Online:2010-08-15 Published:2010-08-15

摘要:

作为综合接入系统,PON系统不仅要能承载数据、视频和语音等业务,还应能承载TDM业务。本文结合TDM业务的传输特性,研究了TDM over EPON/GPON的各种电路仿真协议,提出了TDM over EPON/GPON的协议参考模型,详细分析了PON系统承载TDM业务的关键技术。

关键词: 无源光网络, TDM电路仿真, MEF8, 边缘到边缘的伪线仿真, NativeTDM

Abstract:

In the paper, based on analysis of TDM transmission characteristics, several circuit emulation protocols of TDM over EPON/GPON were investigated. Then, the protocol reference models of TDM over EPON/GPON were given. Finally, the paper analyzed the key technology of TDM over PON in detail.

Key words: passive optical network, TDM circuit emulation, MEF8, pseudo wire emulation edge-to-edge, native TDM

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