From: A dynamic clustering algorithm for downlink CoMP systems with multiple antenna UEs
Symbol | Definition |
---|---|
| Set of BSs, each equipped with M antennas |
| Set of UEs, each equipped with N antennas |
| Set of integers, each identifying a candidate BS clusters |
| Set of BSs forming candidate BS cluster c, |
| Set of scheduled UEs |
| Set of UEs corresponding to BSs in (see (12)) |
| Set of scheduled UEs corresponding to BSs in (see (16a)) |
H k,j | Channel between BS j and UE k |
| Estimated channel between BS j and UE k |
| Estimated channel between BSs in and UE k |
G k,j | Precoding matrix used by BS j to serve UE k |
| Precoding matrix used by BSs in to serve UE k |
l k | Transmission rank allocated to UE k |
P k | Power vector allocated to UE k |
| Estimated weighted sum rate achieved by BSs in |
| Estimated rate achieved by UE k |
R k | Effective rate achieved by UE k |