针对载波聚合等关键技术的引入造成通信网络测试及优化困难,长期演进(LTE)网络空口测试仪表国内市场短缺的问题,提出一种支持3GPP R10/11协议标准,LTE演进(LTE-A)载波聚合等关键技术的空口监测分析仪的设计方案.首先,介绍空口监测分析仪整体物理架构及逻辑架构及两者之间的关系,及架构中各模块在监测仪中的功能;然后,设计一种监测仪中载波聚合技术的实现方案,以及一种仪表在多载波多小区情况下对多用户的支持方案,以满足新技术下用户及基站设备测试的需要.方案的应用,可加快载波聚合在网络中的商用进展,加速LTE-A网络部署进程,缩短网络建设周期,并将在网络运行维护中起到不可或缺的作用.%Focusing on the difficulties in communication networks test and optimization since some key technologies like carrier aggregation applied in communication networks,and the shortage of Long Term Evolution (LTE) air-interface analyzer in domestic market,a Long Term Evolution-Advanced (LTE-A) air-interface analyzer design scheme was proposed,which supports 3GPP R10/11 protocol standards and LET-A key technologies like carrier aggregation.Firstly,the physical and logical architecture of LTE-A air-interface analyzer was introduced,and the relationship between the two,the function of each module in the physical and logical architecture was illustrated,then an implementation scheme of carrier aggregation in the instrument was designed.At the same time,in order to meet the demand of new technologies in communication network as well as the requirements of users and base station equipment test,a scheme which could support multi-user in the case of multi-carrier and multi-cell for the analyzer was proposed.The application of the scheme,can accelerate the commercialization of cartier aggregation in communication network,speed up the network deployment process and shorten the network construction cycle,and it will play an indispensable role in communication network operation and maintenance.
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