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Table 1 PD implementation complexity for the proposed MIMO-PD and conventional PDs, CPD-1 and CPD-2

From: Power amplifier linearization technique with IQ imbalance and crosstalk compensation for broadband MIMO-OFDM transmitters

Operations Proposed MIMO-PD CPD-1 CPD-2
Products
Additions
Conjugations - -
  1. The numbers in brackets are calculated for a 2 × 2 MIMO-PD implemented using identical memory depth and polynomial order, M, i= 6 and P, i= P = 4 with i = 1,..., 4 and = 1, 2.