精品文档---下载后可任意编辑上行 LTE 物理层关键技术的讨论的开题报告【摘要】LTE（Long-Term Evolution）技术是第四代移动通信技术中最为重要的一种技术，为满足大规模高速数据传输和用户设备数量快速增长的需求，LTE 技术在上行传输方面面临着巨大的挑战和难题。本文将从如下几个方面进行讨论：1、LTE 技术的进展现状和趋势；2、LTE 上行传输的物理层技术难点；3、LTE 上行传输关键技术讨论的必要性及意义；4、针对 LTE 上行传输的关键技术讨论方向和可行性分析。通过本论文的讨论，将为加速我国在 4G 领域的进展和技术进步做出一定的贡献。【关键词】LTE；上行传输；物理层；关键技术；讨论；【Abstract】LTE (Long-Term Evolution) technology is one of the most important technologies in the fourth generation of mobile communication technology. In order to meet the needs of large-scale high-speed data transmission and rapid growth of user devices, LTE technology faces huge challenges and difficulties in the uplink transmission. This paper will conduct research from the following aspects: 1. the development status and trend of LTE technology; 2. the physical layer technology difficulties of uplink transmission in LTE; 3. the necessity and significance of research on key technologies for uplink transmission in LTE; 4. the research direction and feasibility analysis of key technologies for uplink transmission in LTE. Through the research of this paper, it will make certain contributions to accelerate the development and technological progress of 4G in China.【Keywords】LTE; Uplink Transmission; Physical Layer; Key Technology; Research;【背景】随着移动终端数量的膨胀和网络带宽的增加，如何提高网络的数据传输速率已成为热门的讨论话题。4G 通信技术是当前解决移动传输问题的主流技术之一。作为 4G 技术中最为重要和先进的技术之一，LTE 技术将会对未来移动通信领域产生深远的影响。从目前的讨论情况来看，LTE技术在下行数据传输方面的讨论较为充分，而在上行传输方面却仍存在许多困难和挑战。因此...
