carrier aggregation

In this paper, we propose a strategy based on carrier aggregation and frequency hopping communications.

本文提出一种基于载波聚合和跳频技术的通信策略。

These provide low-level simulation foundation for the application of carrier aggregation.

所做工作为载波聚合技术提供了底层仿真基础，为其实用化提出了合理性的建议。

Research on the Performance of Carrier Aggregation Technology in LTE-Advance System

LTE-Advanced系统中载波聚合技术的性能研究

The scheduling strategy in LTE-A system with carrier aggregation ( CA) technology is analyzed.

研究了载波聚合技术下的子载波调度方案。

With the purpose of meeting the LTE-A system requirement, 3GPP proposed several key techniques including relaying communication, carrier aggregation, and coordinated multi-point.

为了达到LTE-A系统需求，3GPP提出了中继传输、载波聚合和多点协作等关键技术。

On the other hand, some LTE-A major process, such as switching, becomes very complex after the inclusion of carrier Aggregation, CoMP and relay technology. The manual adjustment of such a lot of parameters will be a heavy burden.

另一方面，一些LTE-A的主要过程，如切换，在加入了载波聚合，协作多点传输以及中继技术后是非常复杂的，大量的参数的手动调节将会是网络优化的一个巨大的负担。

In recent years, continuously strengthening the function of Tanggu District building, has created a marine high-tech zones, port industrial zone, central business district commercial and other industrial aggregation, for all types of businesses bearing carrier industry, but also provide comprehensive services for investors.

近年来，塘沽不断加强功能区建设，先后打造了海洋高新区、临港工业区、中心商务商业区等产业聚集功能区，为各类企业提供产业承载载体，也为投资者提供全方位的服务。

In the end, the design of variable-length tree resources naming is given to reduce control signaling overhead in carrier aggregation.

最后，在聚合后的资源标识方面，设计变长树型的资源标识方式，降低控制信令的开销。

For instance, to increase data speed, operators are working to improve spectrum efficiency by using a technology dubbed carrier aggregation, which combines multiple bandwidths into one data link.

比方说，为了提高数据速度，运营商们正在使用一种名为“载波聚合”的技术，将多个频带合并成一个数据链来提高频段效率。

The simulation process and implement of function modules are detailed described in the thesis. The simulation in different scenarios mainly focuses on the performance enhancement of carrier aggregation and finally presents simulation results.

本文详细介绍了平台的仿真流程和主要功能模块的实现过程，并且分别在不同场景下研究了载波聚合技术对系统性能的提升，并给出了相应的仿真结果和分析。