This paper proposes three novel models for behavioral modeling and digital pre-distortion
(DPD) of nonlinear 2× 2 multiple-input multiple-output (MIMO) transmitters in the presence of …

In this paper, a robust and broadband digital predistortion (DPD) based on negative
feedback iteration technique is proposed for linearization of power amplifier with strong …

Standard indirect learning architecture (ILA) based methods for estimating the parameters in
digital pre-distortion produce biased estimates of the parameters due to noise. This paper …

This paper reports the first experimental application of the recently reported quasi-exact
inverse (QEI) for memory-polynomial or memory-spline models in the design of a digital …

A robust digital predistortion (DPD) technique utilizing negative feedback iteration is
introduced for linearizing power amplifiers (PAs) in long term evolution (LTE)/5G systems …

Multi-antenna systems are utilized as a way to increase spectral efficiency in wireless
communications. In a transmitter, the use of several parallel transmit paths and antennas …

Indirect and direct learning architectures are the two main parameter identification
approaches for digital predistortion systems. While the indirect scheme is less complex, its …

The rapid growth of wireless communication, especially with the deployment of massive
multiple-input multiple-output (MIMO) systems, has driven up power consumption, requiring …

Power amplifiers (PAs) are vital components in radio transmitters because they are
responsible to amplify the low power communication signals to power levels suitable for …

The energy used to power cellular communication networks has grown immensely in recent
times due to the increased human reliance on the wireless transmission of data. This has led …