Corpus ID: 18951313

Radio Frequency Power Amplifiers: Behavioral Modeling, Parameter-Reduction, and Digital Predistortion

  title={Radio Frequency Power Amplifiers: Behavioral Modeling, Parameter-Reduction, and Digital Predistortion},
  author={Magnus Isaksson},
Radio Frequency Power Amplifiers : Behavioral Modeling, Parameter-Reduction, and Digital Predistortion 
Characterization and Linearization of Multi-band Multi-channel RF Power Amplifiers
The World today is deeply transformed by the advancement in wireless technology. The envision of a smart society where interactions between physical and virtual dimensions of life are intertwined aExpand
Dynamic nonlinear pre-distortion of signal generators for improved dynamic range
In this thesis, a parsimoniously parameterized digital predistorter is derived for linearization of the IQ modulation mismatch and the amplifier imperfection in the signal generator [1]. It is showExpand
Design and Characterization of RF-Power LDMOS Transistors
In mobile communication new applications like wireless internet and mobile video have increased the demand of data-rates. Therefore, new more wideband systems are being implemented. Power amplifierExpand
Shortwave Memory Power Amplifier Linearization Based on Tanh Neural Network Predistorter
Shortwave power amplifiers (PAs) are usually considered as memoryless devices in most existing predistortion techniques. Nevertheless, in shortwave communication systems, PA memory effects can noExpand
Research on the truncated volterra series model for shortwave power amplifiers linearization
Shortwave power amplifiers (PAs) are the most important nonlinear components in shortwave communication systems. It will generate significant intermodulation distortion (IMD) resulting in adjacentExpand
Adaptive Digital Predistortion for Wideband High Crest Factor Applications Based on the WACP Optimization Objective: An Extended Analysis
  • B. Laki, C. Kikkert
  • Computer Science, Engineering
  • IEEE Transactions on Broadcasting
  • 2013
This paper provides an extended analysis of the adaptive digital predistortion technique, which is suitable for wideband high crest factor applications and overcomes the technical deficiencies of the traditional direct learning method. Expand
Switched-model Linearization Technique for RF Power Amplifiers


Behavioural Modelling of Radio Frequency Power Amplifiers : An Evaluation of Some Block Structure and Neural Network Models
Behavioural modelling of radio frequency power amplifiers : An evaluation of some block structure and neural network models
Advanced Techniques in RF Power Amplifier Design
RF power amplifier modes Doherty and Chireix - themes and variations topics in PA non-linearity envelope feedback predistortion feedforward microwave-power amplifier design.
Digital predistortion of wideband signals based on power amplifier model with memory
Memory effects in the power amplifier limit the performance of digital predistortion for wideband signals. Novel algorithms that take into account such effects are proposed. Measured results areExpand
Distortion in RF power amplifiers
The Volterra Model is applied to memory effects in RF Power Amplifiers to derive Equations for Cascaded 2nd-Order Distortion Mechanisms. Expand
Frequency-Dependent Nonlinear Quadrature Model for TWT Amplifiers
A frequency-dependent nonlinear quadrature model is developed for TWT amplifiers exhibiting both frequency-dependent amplitude nonlinearity and AM/PM conversion.
Nonlinearity estimation in power amplifiers based on subsampled temporal data
Subsampling techniques are applied to capture the temporal input-output relationship of RF power amplifiers and polynomial models with memory with memory are developed and evaluated by estimating device parameters such as adjacent channel power ratio and AM-AM curves. Expand
Nonlinear Microwave and RF Circuits
This book discusses Solid-State Device Modeling, Volterra-Series and Power-Series Analysis, and Harmonic-Balance analysis of Balanced Circuits and Active Mixers. Expand
Validation of power amplifier nonlinear block models
This paper presents a method of assessing the fidelity of nonlinear amplifier models for communications applications. The simulation predictions for BPSK and 16-QAM input signals are compared toExpand
RF power amplifier behavioral modeling using Volterra expansion with Laguerre functions
  • A. Zhu, T. Brazil
  • Computer Science
  • IEEE MTT-S International Microwave Symposium Digest, 2005.
  • 2005
A new behavioral model for power amplifiers is proposed by projecting the classical Volterra series onto a set of orthonormal basis functions (Laguerre functions) that enables a substantial reduction in the number of parameters involved, and allows the reproduction of both transient and steady-state behavior of power amplifier behavior with excellent accuracy. Expand
A baseband time domain measurement system for dynamic characterization of power amplifiers with high dynamic range over large bandwidths
  • D. Wisell
  • Engineering
  • Proceedings of the 20th IEEE Instrumentation Technology Conference (Cat. No.03CH37412)
  • 2003
This paper describes, and discusses in some detail, a measurement system for dynamic characterization of power amplifiers. The system uses data that are generated and collected at baseband toExpand