[HTML][HTML] Towards enhanced mobile broadband communications: A tutorial on enabling technologies, design considerations, and prospects of 5G and beyond fixed …
There has been a growing interconnection across the world owing to various multimedia
applications and services. Fixed wireless access (FWA) is an attractive wireless solution for …
applications and services. Fixed wireless access (FWA) is an attractive wireless solution for …
Behavioral modeling and predistortion
FM Ghannouchi, O Hammi - IEEE Microwave magazine, 2009 - ieeexplore.ieee.org
In this article, a thorough overview of behavioral modeling and predistortion of dynamic
nonlinearities in RF PAs and transmitters was presented. The sensitivity of the DUT behavior …
nonlinearities in RF PAs and transmitters was presented. The sensitivity of the DUT behavior …
[HTML][HTML] High efficiency power amplifiers for modern mobile communications: The load-modulation approach
Modern mobile communication signals require power amplifiers able to maintain very high
efficiency in a wide range of output power levels, which is a major issue for classical power …
efficiency in a wide range of output power levels, which is a major issue for classical power …
Band-limited Volterra series-based digital predistortion for wideband RF power amplifiers
The continuously increasing demand for wide bandwidth creates great difficulties in
employing digital predistortion (DPD) for radio frequency (RF) power amplifiers (PAs) in …
employing digital predistortion (DPD) for radio frequency (RF) power amplifiers (PAs) in …
Design and linearization of concurrent dual-band Doherty power amplifier with frequency-dependent power ranges
A design methodology for a concurrent dual-band Doherty power amplifier (PA) with
frequency-dependent backoff power ranges is presented in this paper. Based on a dual …
frequency-dependent backoff power ranges is presented in this paper. Based on a dual …
The linearity-efficiency compromise
The demand on telecom operators for new services and increased data rates has created
difficult requirements for the signal-to-noise-and-distortion ratio of wireless systems …
difficult requirements for the signal-to-noise-and-distortion ratio of wireless systems …
Optimized low-complexity implementation of least squares based model extraction for digital predistortion of RF power amplifiers
Least squares (LS) estimation is widely used in model extraction of digital predistortion for
RF power amplifiers. In order to reduce computational complexity and implementation cost, it …
RF power amplifiers. In order to reduce computational complexity and implementation cost, it …
Digital Doherty amplifier with enhanced efficiency and extended range
R Darraji, FM Ghannouchi - IEEE Transactions on Microwave …, 2011 - ieeexplore.ieee.org
In this paper, a digital Doherty power amplifier (PA) with improved efficiency performance
over a wide power range is proposed. The efficiency enhancement is achieved by using a …
over a wide power range is proposed. The efficiency enhancement is achieved by using a …
High-efficiency GaN Doherty power amplifier for 100-MHz LTE-advanced application based on modified load modulation network
J Xia, X Zhu, L Zhang, J Zhai… - IEEE transactions on …, 2013 - ieeexplore.ieee.org
This paper presents a high-efficiency GaN Doherty power amplifier (PA) with 100-MHz
instantaneous bandwidth for 3.5-GHz long-term-evolution (LTE)-advanced application. A …
instantaneous bandwidth for 3.5-GHz long-term-evolution (LTE)-advanced application. A …
OCDM with Index Modulation for Autonomous Underwater Vehicles Communication
Z Jia, R Zhang, Z Chen, F Yuan - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
Autonomous underwater vehicles (AUVs) equipped with acoustic modems are currently one
of the important means of obtaining underwater environment data such as sounds and …
of the important means of obtaining underwater environment data such as sounds and …