high speed downlink packet access meaning in English
高速下行分组接入
Examples
- Hsdpa means high speed downlink packet access , which is a new technology proposed by 3gpp
Hsdpa即高速下行分组接入,是3gpp工作组于2004年提出的新技术。 - To meet this need , 3gpp specifications introduce a new concept denoted high speed downlink packet access ( hsdpa )
为满足这种需求, wcdma对空中接口作了改进,引入高速下行分组接入技术hsdpa 。 - In order to satify the increasing demand on the high data rates , the 3gpp introduces a new feature in the release 5 specifications denominated high speed downlink packet access ( hsdpa )
为了满足用户对于高速率数据业务的要求, 3gpp在release5版本中引入一个新特性命名为高速下行分组接入( hsdpa ) 。 - Wcdma is the dominant standard of the 3rd generation communication system and the high speed downlink packet access ( hsdpa ) will be the most important enhancing technology when the wcdma radio network is evolved into its final phase . the key point of the wcdma high speed downlink packet access is the fast packet schedule that will give a vital impact on the whole radio network performance
Wcdma是第三代移动通信系统中的主流标准,而wcdma高速下行分组接入( highspeeddownlinkpacketaccess : hsdpa )技术是wcdma网络发展到后期最为重要的增强技术,其中的分组调度技术是整个wcdma高速下行分组接入技术的关键所在,它直接影响着无线网络的性能。 - The existing fast packet schedule algorithms are almost the proportional fairness fast packet schedule algorithms , but these algorithms either are not able to guarantee the quality of the service or can ’ t be implemented easily in the real product . concerning these issues , the paper will be dedicated to the creative research of the proportional fairness fast packet schedule algorithm within the wcdma high speed downlink packet access . it includes : 1 ) summarizing briefly the wcdma high speed downlink packet access technology ; 2 ) analyzing the research and development situation of fast packet schedule algorithm of the wcdma high speed downlink packet access technology within recent years and giving comments ; 3 ) establishing the fast packet schedule model of the wcdma high speed downlink packet access technology on the base of timely packet schedule model and the principle and procedure of wcdma high speed downlink packet access technology ; 4 ) bringing forward the proportional fairness fast packet schedule algorithms for different scenarios and performing simple analysis ; 5 ) creating the fast packet schedule simulation platform according to our fast packet schedule model to analyze and verify the proposed proportional fairness fast packet schedule algorithms
本文正是针对上述问题,对wcdma高速下行分组接入技术中部分公平快速分组调度算法进行创造性探索,主要内容为: 1 )对wcdma高速下行分组接入技术进行了简要的归纳、总结; 2 )对近年来的有关wcdma高速下行分组接入中的分组调度算法的研究状况进行总结、分析,指出其优、缺点; 3 )在timely等分组调度模型的基础上,结合wcdma高速下行分组接入技术的工作原理和过程,建立了wcdma高速下行分组接入分组调度模型; 4 )分场景地提出了简洁、有效、服务质量确保的部分公平快速分组调度算法,并进行分析; 5 )在wcdma高速下行分组接入分组调度模型的基础上创建了快速分组调度仿真平台,对我们的算法进行仿真、分析、验证; 6 )与其他典型的算法进行仿真比较,分析各自的特点和性能;仿真结果表明,我们的部分公平快速分组调度算法能够达到各场景的设计要求和目标。