ID |
原文 |
译文 |
52777 |
本文以小型基站接收干扰信号的统计特性分析为基础,对UDN与MEC结合场景的上行空间遍历容量进行分析,并根据空间业务强度和小基站计算服务排队系统的稳定性约束关系,进行小基站配置设计。 |
Based on the analysis of the statistic characteristics of uplink interference to the SeNB, the spatial ergodic capacity and the deployment of SeNB are discussed. |
52778 |
首先,采用空间泊松点过程对干扰源用户分布进行建模,同时考虑无线信道的多天线与小尺度衰落特性,以小基站部署密度为变量分析上行用户信干比的统计特性及变化规律; |
First, the interfering users are modeled as a spatial Poisson point process(SPPP), and the statistic characteristics of uplink signal to interference ratio(SIR) are analyzed with the consideration of multi-antenna and smallscale fading characteristics of wireless channels. |
52779 |
然后,根据排队论计算空间业务强度与MEC服务器计算能力之间的约束关系; |
Then, the queuing theory is adopted to analyze the constrains between the spatial traffic loads and the transmission and computation capabilities of SeNBs and MEC servers. |
52780 |
最后,采用数值仿真验证了信干比与基站密度关系分析的正确性,得出了空间遍历容量的收敛趋势, |
Numerical results verify the theoretical analysis and show the convergency trends of the spatial ergodic capacity. |
52781 |
并给出了小基站与MEC服务器配置设计的例子。 |
The example of the SeNB deployment design is also given by numerical simulations. |
52782 |
在波带交换的基础上加入光码粒度,构成包括光纤、波带、波长、光码粒度的四层多粒度光交叉连接(MG-OXC)结构, |
On the basis of waveband switching, multi-granularity optical cross-connect(MG-OXC) structure adds optical code granularity to constitute four-layer MG-OXC, which includes optical fiber, waveband, wavelength and optical code four types granularity. |
52783 |
并应用码群路由(CGRE)技术使多个波长通道级联,构成波带交换和CGRE共存的混合捆绑体系, |
In addition, the code group routing entity(CGRE) technology is used to cascade multiple wavelength channels to build a hybrid bundling system including waveband switching and CGRE. |
52784 |
提出混合算法以缓解端口数目过多和波长利用率较低的问题,使业务在各个粒度灵活上下路。 |
A hybrid algorithm is proposed to ameliorate the problem of too many ports and low wavelength utilization, which could flexibly add and drop off services at various granularities. |
52785 |
将基于通用多协议标签交换(GMPLS)的四层多粒度光交叉连接结构体系作为软件定义网络(SDN)体系中数据转发层的一部分,由软件定义网络控制器进行集中管理,可优化网络结构。 |
The four-layer MG-OXC structure system is based on generalized multiprotocol label switching(GMPLS), and it is used as a part of the data forwarding layer in the software defined networking(SDN). The SDN controller has the advantage of centralized management and optimizing network structure. |
52786 |
通过对波长利用率、端口需求数目和系统丢包率3方面的仿真分析,验证了该网络体系的优秀性能。 |
By analyzing the wavelength utilization, port number and the system packet loss rate, the performance of the system is verified. |