Resource reservation is essential in intelligent optical networks.
资源预留是光网络智能化的一项关键技术。
The wavelength conversion is an important technology in WDM optical networks.
波长转换是WD m光网络中一项重要的基础技术。
Network survivability is a crucial requirement in high-speed optical networks.
网络生存性是高速网络的一个重要要求。
Routing and wavelength assignment problem is a key problem for WDM optical networks.
路由与波长分配问题是波分复用光网中的一个关键问题。
It certainly is due to the fibre-optical networks that the news has travelled so fast.
毫无疑问，这归功于纤维光学网络，它让信息传播变得如此迅速。
Since entering the times of information, optical networks has been polulized greatly.
进入信息时代，光网络已经得到了极大的普及。
It investigates the technology of optical CDMA (OCDMA) using in all optical networks.
对基于光纤码分多址(OCDMA)技术的全光网进行了研究。
The upstream multiple access control is a key problem in the passive optical networks (PONs).
上行方向的多址接入控制是无源光纤网(PON)中的一个关键问题。
In wavelength-routed optical networks, network survivability has received more and more attention.
在波长路由光网络中，网络的存活性已经受到越来越多的重视。
UDT was designed to effectively utilize the rapidly emerging high-speed wide area optical networks.
UDT设计有效地利用快速新兴的高速广域光网络。
This device has exciting applications in future all optical networks and integrated optical circuits.
该类器件在未来全光网络和集成光路中具有良好的应用前景。
In WDM optical networks, network survivability has been recognized as one of the most important issues.
在波分复用光网络中，网络生存性已经被公认为是最重要的研究课题之一。
In addition, the optical networks have wide application perspective for the increasing bandwidth users need.
此外，用户日益增长的带宽需求使光传输网络具有广阔的应用前景。
Closed all optical cycles in optical networks may generate lasing which adversely affects network performance.
光网络中的闭合全光环路在一定条件下会形成环路激射，对网络造成不利的影响。
So it is necessary to investigate how to efficiently set up connections for these traffic streams on WDM optical networks.
因此在WD M光网络中，需要研究如何有效地为这些低速业务建立连接。
WDM all optical networks using wavelength routing represent the most promising solution for future high-capacity fiber networks.
基于波长路由的WDM全光网是下一代高速宽带光纤网络的首选技术。
The fourth chapter describes a detailed hierarchical routing GMPLS-based framework for provisioning all-optical DWDM optical networks.
第四章中提出一种详尽的基于GMPLS的方法来配置全光多域DWDM网络中的光路径。
How to utilize wavelength conversion is the key factor in improving the blocking performance in wavelength routed all optical networks.
在全光网络中，如何合理利用波长转换来降低光网络的阻塞率是一个非常关键的问题。
In this paper, a new method is proposed in order to control and equalize the power transients of cascaded EDFAs in all optical networks.
针对全光网中级联edfa的功率瞬态变化的情况，提出了一种新的功率均衡和控制方案。
DWDM can greatly increase the information carrying capability of optical networks by transmitting multiple wavelengths on the same fiber.
通过在一条光纤上传输多个波长的光信号，DWDM能够极大提高光网络的传输能力。
The effect can be used to realize special functional devices in optical networks, e. g., optical clock distribution and multi-waveguide coupler, etc.
该效应可用于实现光网络中的特殊功能器件，如光时钟分布、多路波导耦合器等。
Data from each telescope will be streamed across the globe through high-speed optical networks to a purpose-built supercomputer at JIVE in the Netherlands.
每个望远镜的观测数据通过高速光纤网络传输至一个专门的超级计算机中——该计算机位于荷兰的JIVE。
Some companies would have begun gently, with one or two; Cisco went for half a dozen, including optical networks, wireless equipment and internet telephony.
有些公司已小心翼翼地开始尝试一两种新业务; 而思科则开始了近半数新兴行业，包括光纤网络，无线设备以及互联网科技。
In the third chapter, performance parameters of key components in optical networks, especially their reliability properties, are evaluated and analyzed.
在第三章中对光网络常用的关键元器件产品性能参数，尤其是可靠性参数进行了评估。
As one of the most prospect schemes for all-optical networks realization, optical code division multiplex (OCDM) system arose people's attention increasingly.
作为实现全光网络的一种最有前途的方案之一，光码分复用(OCDM)系统正日益引起人们的关注。
It is of great practical and theoretical significance to research the performance influence of the wavelength converters in wavelength routing optical networks.
研究波长转换器对于波长路由光网络性能的影响有着重要的理论意义和实践意义。
The WDM optical networks employing routing and wavelength assignment (RWA) are considered as the most competitive candidates for next generation backbone networks.
采用路由选择和波长分配（RWA）的WDM光网络被认为是下一代高速广域骨干网的最有竞争力的候选方案。
We introduce a general model for the calculation of the optical signal to noise ratio (SNR) of the optical cross connection (OXC) in optical networks in this paper.
文章给出了计算OXC级联信噪比的一般解析模型，并针对“信号功率均衡”和“总功率均衡”两种方案进行了研究，分析了在这两种特定情况下系统的信噪比特性。
Fiber grating is another great breakthrough in optical communications area following the progress of EDFA. Its appearance makes all complex optical networks possible.
光纤光栅作为光通信继掺铒光纤放大器之后的又一次突破，它的出现使许多复杂的全光网络通信成为了可能。
Fiber grating is another great breakthrough in optical communications area following the progress of EDFA. Its appearance makes all complex optical networks possible.
光纤光栅作为光通信继掺铒光纤放大器之后的又一次突破，它的出现使许多复杂的全光网络通信成为了可能。
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