固定电话网、移动电话网、分组数据网与因特网的共存与融合需要制定许多标准才能实现。
Coexisting and converging of fixed networks, mobile networks, packet data networks and Internet needs a number of standards.
本文主要是对城域网中一种新型的数据传输技术—弹性分组环（RPR），进行了详细地探讨和深入地研究。
In this paper, one new data transport technology named Resilient Packet Ring (RPR) in metropolitan area networks is discussed and anayzed in a great extend.
蜂窝数字分组数据(CDPD)是利用现有的模拟蜂窝电话网来传输数据的一种新技术。
The cellular digital packet data (CDPD) is a system which borrows idle radio channels from the existing cellular mobile telephone networks for packet data transmission.
再利用铁路分组交换网完成机车运行数据到机务段的实时传输。
And through Railway Packet Switching Network the data can access the Railway Branch Locomotive Depots.
CDPD网络利用现有的AMPS蜂窝网，传输无线分组数据业务。
CDPD networks make use of current AMPS networks to transfer radio packet data.
文中分析了蓝牙设备在微微网干扰下的数据传输情况，具体分析了ACL数据分组在微微网同频干扰下的丢包率及吞吐量。
The data transmission performance of Bluetooth is analyzed, including the packet Error Rate (per) and throughput of ACL data packet under the inter-piconet interference.
较详细地描述新一代以数据为重心、分组为基本的核心网轮廓并描绘了第三代无线蜂窝网和移动卫星系统的前景。
The paper attempts in detail to describe the outlook of data centric, packet based core network for national fixed telecommunications…
采用IP技术，语音和分组域数据都基于统一IP网传输。
Uses the IP technology, the pronunciation and the grouping territory data all based on unifies the IP net transmission.
蜂窝数字分组数据（CDPD）系统是基于模拟蜂窝电话网的无线分组数据通信系统。
The cellular digital packet data(CDPD) system is a wireless packet communication system based on analog cellular telephone networks.
蜂窝数字分组数据(CDPD)网是一种移动分组数据技术，具有较低的建网、运营成本和业务费用，因此具有广泛推广的价值。
Cellular Digital packet data (CDPD) network is one of the mobile packet data technologies, with rather lower cost of network laying, operation and lower service fees and worthy of popularization.
本文介绍了公用和专用分组交换数据网的现状后，说明了开展标准的增值业务系统的重要性。
In this paper, after analysing the status on public and private PSDN, the significance of standard-based value added service systems is indicated.
最后建议全国只建一个分组交换公用数据网。
Finally, we consider it more advisable to establish only one PSPDN in our country.
移动体通信网(5)向便携电话机(1)发送分组呼叫确立应答信号，之后发送分组数据。
A mobile communication network (5) transmits a packet call establishment response signal to the mobile telephone unit (1) and thereafter transmits a packet data.
湖北省已开通运行的数据及多媒体通信网有：分组交换网、数字数据网、CHINANET及中国公众多媒体通信网等。
The data and multimedia communication networks in service in Hubei province includes PSPDN, DDN, CHINANET and the public multimedia network.
蜂窝数字分组数据通信网(CDPD)是新一代移动无线数据通信技术。
CDPD is a new kind of mobile wireless data communication technology.
语音数据的封装策略是：由PSTN进入以太网和在以太网内部交换的分组语音数据，封装时以MAC物理地址作为寻址对象；
The voice data encapsulation policy is: for voice data entering Ethernet from PSTN and exchanging among Ethernet, MAC address is acted as addressing object when voice data is encapsulated;
提出了一种以波长为标签的新型全光变长分组交换环网的体系结构、网络节点的光分组数据包收发模型，以及防止光分组冲突的多令牌协议。
With the specific features of better communication predictability of the timing token protocol, a formalized analysis model for the predictability has been developed.
本文简要介绍了路由器中IP数据包在以太网、X25分组交换网、串行链路上用相应的协议帧格式对IP数据包进行封装的标准和要求。
This paper introduces the standard and requirement for the transmission of IP datagrams over Ethernet, X. 25, Point-to-Point Links in a router.
本文简要介绍了路由器中IP数据包在以太网、X25分组交换网、串行链路上用相应的协议帧格式对IP数据包进行封装的标准和要求。
This paper introduces the standard and requirement for the transmission of IP datagrams over Ethernet, X. 25, Point-to-Point Links in a router.
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