说明：  针对第5 代移动通信的关键技术－ 大规模天线技术，介绍了国内外、研究机构的研究现状。总结了贝尔 实验室、美国莱斯大学、大唐电信、华为、中兴、54 所等国内外多家单位的研究成果。在此基础上，分析了5G 大规模天线系统的发展趋势，提出了有源集成化天线是5G 大规模天线系统的必然选择，并分析了大规模有源集成化天线在第五代移动通信系统中遇到的挑战。
(In this paper, the research status of large-scale antenna technology, the key technology of the 5th generation mobile communication, is introduced.Summed up bell Laboratory, rice university, datang telecom, huawei, zte, 54 research units at home and abroad.On this basis, this paper analyzes the development trend of 5G large-scale antenna system, proposes that the active integrated antenna is the inevitable choice of 5G large-scale antenna system, and analyzes the challenges encountered by the large-scale active integrated antenna in the fifth generation mobile communication system.)