Firstly, the feasibility of applying laser atmospheric communication technology to video signal transmission in short distance, especially to Broadband Access Network is discussed in the paper.
论文首先探讨了激光大气通信在短距离图像传输，特别是在宽带接入网中应用的可行性。
Then in light of the actual situation of the network manufacturing laboratories introduces the wireless access and the code transmission about the communication of the DNC system.
介绍直接数字控制（DNC）网络系统的基本概念及构成，结合网络制造实验室的实际情况对DNC系统通信的无线接入方式和代码传输进行研究。
The charges for access on transmission network can be allocated based on the network nodal generation or load.
输电网的使用费可按照节点的发电量或负荷来分摊。
On the basis of the practical conditions of the local transmission access network in Yichang city, this paper describes in detail its planning and transformations for the advent of the early 3G.
文章结合宜昌本地传输接入网的实际情况，较详细地阐述了为应对早期3G的到来，接入网如何规划以及其应变情况。
It analyzes the system security of the Agent, network transmission and resource access.
对系统在代理、网络传输、资源存取方面的安全性进行了分析。
Therefore EFS will be able to avoid unauthorized access and letting out secret information with portable equipments being stolen or plain data of network transmission being intercepted.
因此，EFS可以解决未经授权的访问和因便携式设备的失窃或网络传输中的明文数据被截获而引发的泄密等问题。
Considering the convergence of WLAN over fiber system and PON access network, PCF protocol is proved to be the most suitable transmission mechanism in the MAC layer.
在考虑光载WLAN系统与PON接入网络融合情况下，综合分析得出P CF传输机制是最适合光载WLAN系统的MAC层协议。
The invention also discloses a corresponding method for realizing the network access authentication, the transmission encryption and the UTM.
本发明还公开了相应的实现网络接入认证、传输加密、utm的方法。
With the increasing of transmission frequency of data communication cable, the requirement of predicting SRL online became urgent according to the demand in last 100m of broadband user access network.
随着数字通信电缆传输频率越来越高，为了达到宽带用户接入网最后100米的要求，对SRL的在线预测变得越来越迫切。
The paper briefly introduced a special communication system with full services, which combined transmission and access and integrated the trunk network with station and yard networks.
简要介绍了集传输与接入、干线与站场一体化的专用通信结构模式的全业务专用通信系统。
The access network and inter-exchange transport of the PSTN use synchronous optical transmission (SONET and SDH) technology, although some parts still use the older PDH technology.
PSTN中的接入网和内部交换台传送器采用的是同步光纤传输(SONET和SDH)技术，但也有某些地区仍采用过去的PD H技术。
Transmission network deployment for the radio access network is one of significant constituent parts in building 3G network(in short 3G).
无线接入网部分的传输网建设是3G网络建设的重要组成部分。
According to the core network transmission and wireless access network of local transmission, transport requirements have been divided into two parts.
传输要求按核心网传输和无线接入网的本地传输分为两部分，即可分别采用不同的方法解决传输问题。
The example shows that the method is fast and effective access to the global economic optimal transmission network planning.
算例表明，该方法能够快速有效地获得全局经济最优的输电网规划方案。
The example shows that the method is fast and effective access to the global economic optimal transmission network planning.
算例表明，该方法能够快速有效地获得全局经济最优的输电网规划方案。
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