The evolution of PA linearization: From classic feedforward and feedback through analog and digital predistortion
A Katz, J Wood, D Chokola - IEEE Microwave Magazine, 2016 - ieeexplore.ieee.org
This article reviews the history and concepts behind the linearizers in use today.
Predistortion linearization is by far the most widely used form of linearization and is most …
Predistortion linearization is by far the most widely used form of linearization and is most …
Predistortion-based linearization for 5G and beyond millimeter-wave transceiver systems: A comprehensive survey
MF Haider, F You, S He, T Rahkonen… - … Surveys & Tutorials, 2022 - ieeexplore.ieee.org
The next-generation (5G/6G) wireless communication aims to leapfrog the currently
occupied sub-6 GHz spectrum to the wideband millimeter-wave (MMW) spectrum. However …
occupied sub-6 GHz spectrum to the wideband millimeter-wave (MMW) spectrum. However …
A full-duplex transceiver with two-stage analog cancellations for multipath self-interference
In this paper, a full-duplex transceiver with a two-stage analog interference cancellation
architecture is proposed for the prevailing wireless full-duplex communication, which …
architecture is proposed for the prevailing wireless full-duplex communication, which …
System-level design considerations for digital pre-distortion of wireless base station transmitters
J Wood - IEEE Transactions on Microwave Theory and …, 2017 - ieeexplore.ieee.org
Over the past 25 years or so there has been much interest in the use of digital pre-distortion
(DPD) techniques for the linearization of RF and microwave power amplifiers. In this paper …
(DPD) techniques for the linearization of RF and microwave power amplifiers. In this paper …
Piecewise digital predistortion for mmWave active antenna arrays: Algorithms and measurements
In this article, we describe a novel framework for digital predistortion (DPD)-based
linearization of strongly nonlinear millimeter-wave active antenna arrays. Specifically, we …
linearization of strongly nonlinear millimeter-wave active antenna arrays. Specifically, we …
Digital predistortion of 5G massive MIMO wireless transmitters based on indirect identification of power amplifier behavior with OTA tests
In this article, we present a novel digital predistortion (DPD) architecture for multiple-input-
multiple-output (MIMO) transmitters using a real-time single-channel over-the-air (OTA) data …
multiple-output (MIMO) transmitters using a real-time single-channel over-the-air (OTA) data …
Toward a more generalized Doherty power amplifier design for broadband operation
A Barakat, M Thian, V Fusco, S Bulja… - IEEE Transactions on …, 2016 - ieeexplore.ieee.org
The conventional Doherty power amplifier (DPA) theory is limited to single carrier
operations, leading to a nongeneric structure. This paper presents a new analysis that …
operations, leading to a nongeneric structure. This paper presents a new analysis that …
Digital compensator for a non-linear system
(57) ABSTRACT A pre-distorter that both accurately compensates for the non-linearities of a
radio frequency transmit chain, and that imposes as few computation requirements in terms …
radio frequency transmit chain, and that imposes as few computation requirements in terms …
Instantaneous sample indexed magnitude-selective affine function-based behavioral model for digital predistortion of RF power amplifiers
In this paper, we present a new behavioral model for digital predistortion (DPD) of RF power
amplifiers in wireless transmitters. Derived from the decomposed vector rotation model, the …
amplifiers in wireless transmitters. Derived from the decomposed vector rotation model, the …
Sampling rate reduction for digital predistortion of broadband RF power amplifiers
In this article, we present a novel technique to build digital predistorters that can linearize
broadband power amplifiers (PAs) using reduced sampling rates. In contrast to conventional …
broadband power amplifiers (PAs) using reduced sampling rates. In contrast to conventional …