通信，作为我们生活中的重要人际交往手段，正在朝现代化、多元化方向发展。为了满足当前科技网络的发展 需要，我国进行了全面的移动通信技术改革，而目前的主要改革方向之一就是5G移动通信技术。本文对5G移动通信的发展 趋势和关键技术进行了探讨和分析，指出进一步完善和发展5G移动通信技术，提升对海量传感设备及M2M通信的支撑能力。

Communication, as an important means of interpersonal communication in our daily life, is developing towards the direction of modernization and diversification. In order to meet with the needs of the development of science and technology network, our country has carried out a comprehensive mobile communication technology reform, and one of the main reform directions is 5G mobile communication. In this paper, the development trend and key technologies of 5G mobile communication are discussed and analyzed. It is pointed out that the further improvement and development of 5G mobile communication can improve the communication ability of mass sensing devices and M2M.