WDM-PON

The architecture and technical advantages of WDM-PON system is presented .

介绍了波分复用无源光网络（WDM-PON）系统的结构原理及其技术优势。

These studies will contribute WDM-PON system to practical use as soon as possible .

这些研究有助于WDM-PON系统走向实用。

Performance Analysis of Downstream CATV Signal Transmission over WDM-PON

WDM-PON下行传输CATV信号的性能分析

However , the introduction of WDM-PON also indirectly strengthened dispersion and nonlinear effects .

不过WDM-PON接入技术的引入也会间接造成色散及非线性效应的加强。

10Gb / s WDM-PON System Properties of Dispersion Compensation

10Gb/sWDM-PON系统色散补偿性能研究

In this thesis , carrier reused and multicast transmission technologies in WDM-PON are main research works .

本文主要围绕WDM-PON中载波重用和组播传输技术展开系统的研究。

WDM-PON compatible with ROF system is the trend in the future all-optical network .

WDM-PON与ROF系统融合是未来全光网络的发展趋势。

Built spectral-slicing WDM-PON experimental environment which based on LED / SLD light source .

搭建了基于LED／SLD光源的频谱分割WDM-PON实验环境。

Meanwhile , advanced modulation formats have been introduced to WDM-PON because of its obvious transmission advantages .

同时，多种具有恒定功率的高级调制格式因其在传输特性上的显著优势亦被引入到WDM-PON中，用以突破各种由于信号劣化导致的传输限制。

Firstly , the model of remodulation WDM-PON is established .

论文主要用Optisystem软件进行仿真，首先对再调制WDM-PON进行了建模。

This verified with the use of low-cost light source and receiving devices , WDM-PON system has practical feasibility . 3 .

验证了使用低成本的光源和接收装置的WDM-PON系统的实际可行性。

Research on wavelength assignment of WDM-PON

多波长无源光接入网波长分配研究

We present a novel method for providing broadcast signal transmission in a wavelength division multiplexing passive optical network ( WDM-PON ) .

本文提出了一种能够传输广播业务的新的波分复用无源光网络方案。

This issue split the spectrum LED-based WDM-PON system , the power budget , adequate and relatively inexpensive .

本课题采用基于LED的频谱分割WDM-PON系统，功率预算充足并且成本较为低廉。

As one kind of broadband access technologies , WDM-PON has any predominant advantages , and its basic operation principle is introduced in this paper .

介绍WDM-PON的基本工作原理及作为一种宽带接入技术的优势，并对其关键技术，如多波长激光器、波长路由器等，作了分析和探讨。

These issues will be with the wavelength division multiplexing passive optical networks ( WDM-PON ) the introduction of ease .

以上这些问题将随着波分复用无源光网络（WDM-PON）的引入得到缓和。

WDM-PON can better take advantage of the tremendous bandwidth of the optical fiber , and is able to provide users with higher access bandwidth .

WDM-PON采用WDM技术，可有利的获取光纤丰富的带宽资源，能给用户提供更高的接入带宽。

As the future technology of broadband access network , passive optical network ( PON ) is advanced towards TDM-PON and WDM-PON .

作为未来宽带接入网技术的无源光网络（PON），正朝着TDM-PON和WDM-PON两个方向发展。

At the beginning , it introduces the basics of access networks and analyzes WDM-PON system , so the significance of this research work is emphasizes .

首先介绍了接入网的基础知识，分析了WDM-PON系统构架，明确了本研究工作的意义。

The results demonstrate that it can satisfy the requirement for tunable wavelength OTDR to monitor the optical fiber link in WDM-PON system online .

该结果表明，采用本论文建议的方式，可以实现满足WDM-PON光纤链路在线监测需求的波长可调谐OTDR。

Therefore , WDM-PON as the ultimate direction of access technology can solve above problem relying on its high bandwidth , good security and strong capacity of multimedia services .

WDM-PON作为接入技术的最终发展方向，依托其高传输速率，良好的安全性，强大的业务承载能力，可以很好地解决上述问题。

WDM-PON uses wavelength division to supply specific signal wavelength and bandwidth for each client , which in principle improves the ultilization ratio of transport .

WDM-PON利用波分复用技术，为每个用户单独分配独立的信号波长和带宽，从原理上大大提高了系统的传输利用率。

Wavelength Division Multiplexing Passive Optical Network ( WDM-PON ) is a light access technology because of high rate , long distance easy to upgrade and high of network security .

波分复用无源光网络（WDM-PON）是一种高速率、长距离、易升级、网络安全性高的光接入技术。

Therefore , it is greatly significant that the Sub-Carrier Modulation is applied in optical access network to build a hybrid access network of WDM-PON and RoF .

在日常生活中既需要有线业务又需要无线业务，因此将副载波调制技术应用于光接入网中建立WDM-PON和RoF混合接入网具有十分重要的意义。

In the WDM-PON , each ONU is assigned a single wavelength , which will provide greater bandwidth for each ONU .

在WDM-PON中，每一个ONU被分配一个单独的波长，这将为每个ONU提供更大的带宽。

We propose two novel service delivery technologies based on WDM-PON to provide fast-tunable multicast function and quadruple play service ( QPS ) delivery function , respectively .

本文中提出了两种基于波分复用无源光网结构的新型业务传送技术，一是快速可调的组播功能，二是四重业务传送功能。

In the first place , the basic knowledge of optical access networks and different system structures of WDM-PON are introduced , and then typical remodulation structures of WDM-PON are analyzed .

在介绍了光接入网的基础知识和不同WDM-PON体系结构的基础上，对再调制WDM-PON的典型结构进行了分析。

In this paper , I have learnt the structure and working principle of the WDM-PON system , and have done some researches on the principle and related technologies of the WDM-PON system .

本文在理解WDM-PON系统的结构和工作原理基础上，对WDM-PON系统的原理和相关技术做了研究。

WDM-PON have a strong ability to access , but , at the present stage WDM-PON the cost was too high , is not suitable for large-scale application of cost-sensitive access network .

WDM-PON具备强大的接入能力，然而，在现阶段WDM-PON的成本太高，还不适合在成本敏感的接入网中大规模应用。

Wavelength-division-multiplexing passive optical network ( WDM-PON ) is widely considered as a promising candidate for next generation optical access network technology due to its large transmission capacity , network security , and data transparency .

波分复用无源光网络（WDM-PON）具有传输容量大，业务透明和网络安全等优点，被公认为是下一代光纤接入网的代表技术。