Figure 14. a- Constellation with linearization, Method with root calculation (EVM=0.44%); b- Constellation with linearization, Method with LUT (EVM=0.44%)

From

Efficient Baseband Digital Predistorter Using Lut for Power Amplifier (PA) with Memory Effect

B. Feuvrie, M. Diop, Y. Wang

American Journal of Electrical and Electronic Engineering. 2014, 2(3), 72-81 doi:10.12691/ajeee-2-3-3