通过对LTE分组核心MME信令流量分析,结合ATCA硬件系统Red Hat Enterprise 6.5软件平台和优化了MME网元信令流量,设计了信令优化负载均衡的MME网元:包括网络接口层、协议解析层和应用功能层设计。信令流量优化设计包括:信令汇聚模型和动...通过对LTE分组核心MME信令流量分析,结合ATCA硬件系统Red Hat Enterprise 6.5软件平台和优化了MME网元信令流量,设计了信令优化负载均衡的MME网元:包括网络接口层、协议解析层和应用功能层设计。信令流量优化设计包括:信令汇聚模型和动态管理权重列表。通过过滤整合频繁的信令接入消息并优化权重列表防止频繁移动切换并减少信令量。通过MME信令流量优化设计,LTE分组核心MME网元可以降低信令风暴,均衡信令流量,提高了网络的数据传输率。展开更多
Starting with the applications of mobile multimedia email(MME) and multimedia message services,this paper elaborates on the net- working solutions,system components and system features of the ZXWDSS MME.Its desirable ...Starting with the applications of mobile multimedia email(MME) and multimedia message services,this paper elaborates on the net- working solutions,system components and system features of the ZXWDSS MME.Its desirable performance indices,system expand- ability and openness are beneficial for mobile telecom operators looking to make new profits.展开更多
针对小采样数据长度下,采样协方差矩阵对统计协方差矩阵估计不准,影响传统最大最小特征值(MME)检测算法检测性能的问题,提出一种基于逼近收缩(OAS)矩阵估计的改进MME检测算法。首先利用OAS估计量对采样数据做协方差矩阵估计,再对估计协...针对小采样数据长度下,采样协方差矩阵对统计协方差矩阵估计不准,影响传统最大最小特征值(MME)检测算法检测性能的问题,提出一种基于逼近收缩(OAS)矩阵估计的改进MME检测算法。首先利用OAS估计量对采样数据做协方差矩阵估计,再对估计协方差矩阵特征值分解,将最大最小特征值之比作为检测统计量,克服了传统MME算法检测门限随采样点大幅波动的缺陷,提高了检测门限的鲁棒性。仿真结果表明,所提算法的检测门限具有鲁棒性,检测性能提高了1 d B^2 d B。展开更多
Distinguished guests,Ladies and gentlemen,friends,With the joint efforts of all of you,the 2013"Understanding&Cooperation"Dialogue,held by the Chinese Association for International Understanding(CAFIU)ha...Distinguished guests,Ladies and gentlemen,friends,With the joint efforts of all of you,the 2013"Understanding&Cooperation"Dialogue,held by the Chinese Association for International Understanding(CAFIU)has successfully completed all items on its agenda.It’s time to bid farewell.During the past 4 days,we came across over half China from Beijing to Jiangxi Province,feeling the hot summer days and witnessing展开更多
文摘通过对LTE分组核心MME信令流量分析,结合ATCA硬件系统Red Hat Enterprise 6.5软件平台和优化了MME网元信令流量,设计了信令优化负载均衡的MME网元:包括网络接口层、协议解析层和应用功能层设计。信令流量优化设计包括:信令汇聚模型和动态管理权重列表。通过过滤整合频繁的信令接入消息并优化权重列表防止频繁移动切换并减少信令量。通过MME信令流量优化设计,LTE分组核心MME网元可以降低信令风暴,均衡信令流量,提高了网络的数据传输率。
文摘Starting with the applications of mobile multimedia email(MME) and multimedia message services,this paper elaborates on the net- working solutions,system components and system features of the ZXWDSS MME.Its desirable performance indices,system expand- ability and openness are beneficial for mobile telecom operators looking to make new profits.
文摘针对小采样数据长度下,采样协方差矩阵对统计协方差矩阵估计不准,影响传统最大最小特征值(MME)检测算法检测性能的问题,提出一种基于逼近收缩(OAS)矩阵估计的改进MME检测算法。首先利用OAS估计量对采样数据做协方差矩阵估计,再对估计协方差矩阵特征值分解,将最大最小特征值之比作为检测统计量,克服了传统MME算法检测门限随采样点大幅波动的缺陷,提高了检测门限的鲁棒性。仿真结果表明,所提算法的检测门限具有鲁棒性,检测性能提高了1 d B^2 d B。
文摘Distinguished guests,Ladies and gentlemen,friends,With the joint efforts of all of you,the 2013"Understanding&Cooperation"Dialogue,held by the Chinese Association for International Understanding(CAFIU)has successfully completed all items on its agenda.It’s time to bid farewell.During the past 4 days,we came across over half China from Beijing to Jiangxi Province,feeling the hot summer days and witnessing
