Apparatus for User Equipment (UE), the apparatus comprising transceiver circuitry, and processing circuitry, wherein the processing circuitry is configured to: control the transceiver circuitry to receive reference signals from a first evolved-node B (eNB) via a plurality of receive antennas of the UE, the reference signals relating to at least one antenna port of the first eNB through which corresponding reference signals were sent; perform received signal measurement of at least a portion of the reference signals for a plurality of combinational groupings of the at least one antenna port of the eNB and the UE receive antennas to produce enhanced reference signal received quality (eRSRQ) measurements that represent spatial characteristics of different channels corresponding to the reference signals as received by the UE; and control the transceiver circuitry to send a report to the first eNB based on the eRSRQ measurements, the report being indicative of spatial multiplexing layer availability of a corresponding channel between the UE and the first eNB, characterized in that the received signal measurements are stored as a Nrx x Np matrix R, wherein Nrx is the number of the receive antennas and Np is the number of antenna ports of the first eNB for each resource element (RE) of the first eNB, that the report based on the eRSRQ measurements is based on a first set of eigenvalues defined as eRSRP = eigval{E(R· RH)}, wherein eigval{} corresponds to the eigenvalue computation for a square matrix, E is an averaging function, and RH is the conjugation and transpose of matrix R, and that the report based on the eRSRQ measurements is further based on a second set of eigenvalues defined as eRSSI= eigval{E(r· rH)}, wherein eigval{} corresponds to the eigenvalues for a square matrix, E is an averaging function, and rH is the conjugation and transpose of vector r, wherein vector r contains the received signal measurements on all receive antennas of the UE on all resource elements. control the transceiver circuitry to receive reference signals from a first evolved-node B (eNB) via a plurality of receive antennas of the UE, the reference signals relating to at least one antenna port of the first eNB through which corresponding reference signals were sent; perform received signal measurement of at least a portion of the reference signals for a plurality of combinational groupings of the at least one antenna port of the eNB and the UE receive antennas to produce enhanced reference signal received quality (eRSRQ) measurements that represent spatial characteristics of different channels corresponding to the reference signals as received by the UE; and control the transceiver circuitry to send a report to the first eNB based on the eRSRQ measurements, the report being indicative of spatial multiplexing layer availability of a corresponding channel between the UE and the first eNB, characterized in that the received signal measurements are stored as a Nrx x Np matrix R, wherein Nrx is the number of the receive antennas and Np is the number of antenna ports of the first eNB for each resource element (RE) of the first eNB, that the report based on the eRSRQ measurements is based on a first set of eigenvalues defined as eRSRP = eigval{E(R· RH)}, wherein eigval{} corresponds to the eigenvalue computation for a square matrix, E is an averaging function, and RH is the conjugation and transpose of matrix R, and that the report based on the eRSRQ measurements is further based on a second set of eigenvalues defined as eRSSI= eigval{E(r· rH)}, wherein eigval{} corresponds to the eigenvalues for a square matrix, E is an averaging function, and rH is the conjugation and transpose of vector r, wherein vector r contains the received signal measurements on all receive antennas of the UE on all resource elements. <EOS>