2019_Journal_grp1_Angle-Domain aided UL/DL Channel Estimation for Wideband mmWave Massive MIMO Systems with Beam Squint

Mengnan JIAN, Feifei GAO, Zhi TIAN, Shi JIN, Shaodan MA “Angle-Domain aided UL/DL Channel Estimation for Wideband mmWave Massive MIMO Systems with Beam Squint.” IEEE Transactions on Wireless Communications, Vol. 18(7), pp.3515-3527