We also realize wavelength remodulation for carrying upstream on-off keying ( OOK ) data to reduce the cost budget at the optical network unit. 为了降低光网络单元(ONU)的成本预算,我们对下行的光载波进行了上行传输开关键控信号的重调制。
Due to the cost of the access networks determine its popularization and application and Optical Network Unit(ONU) ( ONU ) is the main component of WDM-PON, the realization method of ONU in the research has the vital significance. 由于接入网的成本决定了它的推广和应用,光网络单元(ONU)(ONU)又是WDM-PON的主要组成部分之一,因而对WDM-PON中ONU的实现方法的研究有着重要的意义。
Demultiplexing Circuit Design of Optical Network Unit(ONU) for PON 无源光网络的光网络单元(ONU)分接电路设计
This paper is an important part of this project, which is the design and implement of optical network unit ( ONU ) of the EPON. 本文主要研究的是该项目的子项目&光网络单元(ONU)(ONU)的设计与实现。
FTTH is developing optical access network in final form, operator of the fiber to the home, by the optical network unit ( ONU ) connected to various terminal equipment, to provide users with a variety of telecommunication services. FTTH是光纤接入网发展的最终形式,运营商的光纤直达用户家中,通过光网络单元(ONU)(ONU)连接各种终端设备,向用户提供多种多样的电信业务。