4.6 Continuing Mapping Theorem Recall: In Chapter 3,we introduced the result as In a single cell multi-user massive MIMO system,which consists of a BS equipped with n antennas and N single-antenna users.The channel matrix is H.When MMSE is used,for the user k,the SINR can be written as: SINRINGE-→r(oLy+H）' =m(-2) Actually,this result is derived by Continuing Mapping Theorem3 Recall: In Chapter 3, we introduced the result as : In a single cell multi-user massive MIMO system, which consists of a BS equipped with n antennas and N single-antenna users. The channel matrix is H. When MMSE is used, for the user k, the SINR can be written as: 4.6 Continuing Mapping Theorem   1 2 2 1 ( ) MMSE H k N SINR tr N m       I HH Actually, this result is derived by Continuing Mapping Theorem