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    This article analyses the network construction and interface requirement of WCDMA, put forwards the forecast mode of 3G services and the Iub interface bandwidth design procedure of Node B. Based on the analyses of WCDMA network Node B uplink Iub interface bandwidth requirement,the author calculates the quantity of E1 circuits that the WCDMA network demands.
    分析了WCDMA的网络结构和接口要求,给出了3G业务中电路域业务、分组域业务和互联互通业务的预测模型,以及Node B Iub接口带宽计算公式,通过WCDMA网络Node B上行Iub接口带宽的需求分析,对WCDMA网络传输所需要的总的E1电路数进行了计算。
    Interface Analysis and Bandwidth Dimensioning in R4 CS of WCDMA
    WCDMA R4核心网电路域接口分析和带宽计算
    3G CS Mobile TV System and its Efficiency Analysis
    基于3G电路域的移动流媒体系统及其性能分析
    Analysis on the Networking Scheme of 3GPP R4 Circuit Domain Core Network
    3GPP R4电路域核心网组网方案分析
    Design and Implementation of Collector subsystem in Circuit Switched Domain of 3G Billing
    3G计费之电路域采集子系统设计实现
    Programming for Deployment of Circuit Domain of WCDMA in Siping's Core Networks
    四平WCDMA核心网电路域的规划
    In this paper, the network architecture of the CMT system is discussed, a distributed MSC architecture in circuit-domain is proposed, then a conception of IP-based A interface is introduced.
    本文探讨了CMT系统的网络架构,描述了电路域MSC的分布式网络架构,并在此基础上引入了基于IP架构的CMT系统内部A接口也即MSC与BSC之间的信令/业务接口概念。
    This article outlines IMS standardization activities in these two standards bodies,and key technologies and hotspot issues behind IMS touching upon improving and enhancing IMS core network,interconnecting with IMS,problems arising from coexistence of IMS and Circuit Switched (CS),and the IMS research related to NGN-R2.
    文章内容包括3GPP和TISPAN对IMS的总体标准化情况,IMS的关键技术和热点问题的研究情况,涉及IMS网络核心控制部分的完善和增强、与IMS相关的互联互通、IMS与电路域(CS)并存下的一些问题、下一代网络(NGN)R2阶段有关的IMS研究。
    The GSM networks have a global footprint that provides access to mobile services,such as voice, circuit-switched and packet-switched data, short message service (SMS)and multimedia messaging service (MMS).
    遍及全球的GSM网络为人们提供诸如话音,电路域数据业务,分组域数据业务、短信、彩信等移动服务。
    Because of the domination of GSM in the world, the evolution from GSM to UMTS is the main step from 2G to 3GAs a circuit switched System, GSM aimed at voice and low speed data while UMTS provides high speed data services with Qos which is either packet switched or circuit switched.
    由于GSM在世界范围内的主导地位,GSM向UMTS的过渡将是2G向3G过渡的主要方式。 GSM以传输话音和低速数据业务为目的,基于电路交换(Circuit Switched,CS),而UMTS致力于提供多种类型和带有服务质量(Qos)的业务,这些业务既可以是基于电路域的也可以是基于分组域的。
    Based on the experiences in the research and development of circuit-switched (CS) domain of 3G core network, this document discussed the problems relevant to the bearer independent call control in soft-switched system, including the architecture and telephony routing of soft-switch network, media gateway (MGW) selection and how to control the MGW to realize the bearer control through MGW control protocol.
    本文结合作者在3G核心网电路域的产品研发经验,研究了软交换技术中与承载控制分离的呼叫控制的相关问题,包括软交换网络的组网、IP电话的路由、媒体网关的选择,以及如何通过媒体网关控制协议(H.248/MEGACO)控制媒体网关实现承载控制的功能等。
    By introducing Location Server (LS) and the concept of administrator domain into the telecomm network, IETF’s TRIP-based architecture and telephony routing strategies of general soft-switch system were promoted. Then, aiming at the network characteristics and the control protocols adopted by the CS domain, the architecture, telephony routing and MGW selection of CS domain were studied.
    基于IETF提出的IP电话路由协议(TRIP协议),在电信网络中引入“管理域”的概念和位置服务器(LS),本文首先提出了一般软交换网络的组网及电话路由策略,然后重点针对3G核心网电路域的网络组网特点以及所采用的特定通信控制协议,研究了电路域的组网、电话路由,以及媒体网关的选择。
    From R4 standard the core network of WCDMA begins to use soft switch technology to fundamentally rebuild the CS (Circuit Switched) domain based on R99 standard.
    WCDMA核心网从R4版本开始引入了软交换技术,在R99版本的基础上对电路域进行了彻底地改造。
    As a important component for software testing, performance testing is critical for the development of WCDMA CS domain network equipments.
    作为软件测试中的一个重要组成部分,性能测试在WCDMA 电路域核心网设备的开发过程中占有举足轻重的地位。
    This paper has briefly reviewed the current developments of WCDMA systems, analyzed the requirements of WCDMA CS domain network products for performance testing.
    文章简要介绍了WCDMA 系统的发展现状,根据测试规范分析了WCDMA电路域核心网产品对性能测试工具的需求。
    Referring to the objects simulated and tested by WCDMA CS domain mass calling simulator, this paper discussed the network architecture of WCDMA system and the network element structures and their functions.
    针对WCDMA 电路域大话务量呼叫模拟器所要模拟和进行测试的对象,详细讨论了WCDMA 系统的网络架构、各网元结构与功能;
    This paper studied the key technique for realizing mass calling simulator based on WCDMA CS domain.
    文章对实现WCDMA 电路域大话务量呼叫模拟器的关键技术进行了研究。
    Through practice, this paper also gave the module partition and the module design of mass calling simulator based on WCDMA CS domain, which include user interface module, test case management module, control plane protocol module and user plane protocol module. The descriptions of their functional structures and partition of sub-modules are also included.
    结合具体实践,文章给出了WCDMA 电路域大话务量呼叫模拟器软件的模块划分与各模块设计,包括用户界面模块、测试用例管理模块、控制面协议模块和用户面协议模块,描述了它们的功能结构和子模块划分;
    Finally, combined with practice, this paper introduced the running hardware of WCDMA CS domain mass calling simulator, stressed on the applications of masscalling simulator in practical performance testing using various examples, and testified the validity of the designed scheme.
    最后,结合实际,介绍了WCDMA 电路域大话务量呼叫模拟器所运行的硬件平台,并举例说明了WCDMA 电路域大话务量呼叫模拟器在实际测试过程中的一些应用情况,验证了设计方案的正确性。
    Furthermore, the method of design in UML is concluded by real cases.
    第三部分,详细论述了3G计赞电路域和分组域的采集设计以及统一建模语言(UML),在此之上,利用实际用例总结了UML设计的一般方法。
 

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