资 源 简 介
３ＧＰＰ的空间信号模型（ＭＩＭＯ）文档．主要包括ＢＳ和ＡＳ两端的波束角度（入射角和离开角），azimuth 频谱，信道相关系数定义等
-3GPP space signal model (MIMO) document. Mainly include the BS and AS at both ends of the beam angle (angle of incidence and departure angle), azimuth spectrum, channel correlation coefficient definition
