Table 1 List of variables used in the analysis

Δ

Channel determinant

11 bits

ampx_trk

Scale for amplitude tracking

7 bits

ratefield_rx

Modulation order indicator

1 bit

${\widehat{x}}_i$

Estimated transmit symbol of i-th stream

18 bits

||W _i ||²

Norm of pseudo inverse matrix of i-th row

17 bits