SubBand DPD

Last updated on May 1, 2023

In this project, we aimed to correct the nonlinearities in a subband. This may be useful in scenarios with carrier aggregation and can allow for DPD with a reduced sampling rate when compared to the usual 3-5x upsampling requirement.

DPD
Chance Tarver
Chance Tarver
Staff Research Engineer for Wireless Systems

Publications

Sub-Band Digital Predistortion for Noncontiguous Carriers: Implementation and Testing
Chance Tarver
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Sub-band digital predistortion for noncontiguous transmissions: Algorithm development and real-time prototype implementation
This article proposes a novel, reduced complexity, block-adaptive digital predistortion (DPD) technique for mitigating the spurious …
Mahmoud Abdelaziz, Chance Tarver, Kaipeng Li, Lauri Anttila, Raul Martinez, Mikko Valkama, Joseph R Cavallaro
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