English
Related papers

Related papers: Deep Learning-Driven Black-Box Doherty Power Ampli…

200 papers

Convolutional neural network (CNN) accelerators implemented on Field-Programmable Gate Arrays (FPGAs) are typically designed with a primary focus on maximizing performance, often measured in giga-operations per second (GOPS). However,…

Computer Vision and Pattern Recognition · Computer Science 2026-02-05 Panagiotis Mousouliotis , Georgios Keramidas

The backpropagation algorithm remains the dominant and most successful method for training deep neural networks (DNNs). At the same time, training DNNs at scale comes at a significant computational cost and therefore a high carbon…

Machine Learning · Computer Science 2025-11-12 Sander Dalm , Joshua Offergeld , Nasir Ahmad , Marcel van Gerven

The increasing adoption of Deep Neural Network (DNN)-based Digital Pre-distortion (DPD) in modern communication systems necessitates efficient hardware implementations. This paper presents DPD-NeuralEngine, an ultra-fast, tiny-area, and…

Hardware Architecture · Computer Science 2025-07-03 Ang Li , Haolin Wu , Yizhuo Wu , Qinyu Chen , Leo C. N. de Vreede , Chang Gao

Power amplifiers (PA) are essential for microwavecontrolled trapped-ion and semiconductor spin based quantum computers (QC). They adjust the power level of the control signal and therefore the processing time of the QC. Their nonlinearities…

With the rise in communication capacity, deep neural networks (DNN) for digital pre-distortion (DPD) to correct non-linearity in wideband power amplifiers (PAs) have become prominent. Yet, there is a void in open-source and…

Machine Learning · Computer Science 2024-09-04 Yizhuo Wu , Gagan Deep Singh , Mohammadreza Beikmirza , Leo C. N. de Vreede , Morteza Alavi , Chang Gao

In a previous work we have detailed the requirements to obtain a maximal performance benefit by implementing fully connected deep neural networks (DNN) in form of arrays of resistive devices for deep learning. This concept of Resistive…

Machine Learning · Computer Science 2017-05-24 Tayfun Gokmen , O. Murat Onen , Wilfried Haensch

Deep learning has been used to improve photoacoustic (PA) image reconstruction. One major challenge is that errors cannot be quantified to validate predictions when ground truth is unknown. Validation is key to quantitative applications,…

Image and Video Processing · Electrical Eng. & Systems 2024-07-04 Ruibo Shang , Geoffrey P. Luke , Matthew O'Donnell

Differential Power Analysis (DPA) has been an active area of research for the past two decades to study the attacks for extracting secret information from cryptographic implementations through power measurements and their defenses.…

Cryptography and Security · Computer Science 2019-12-04 Anuj Dubey , Rosario Cammarota , Aydin Aysu

This study reports a novel hardware-friendly modular architecture for implementing one dimensional convolutional neural network (1D-CNN) digital predistortion (DPD) technique to linearize RF power amplifier (PA) real-time.The modular nature…

Signal Processing · Electrical Eng. & Systems 2022-03-11 Udara De Silva , Toshiaki Koike-Akino , Rui Ma , Ao Yamashita , Hideyuki Nakamizo

Deep learning, as a highly efficient method for metasurface inverse design, commonly use simulation data to train deep neural networks (DNNs) that can map desired functionalities to proper metasurface designs. However, the assumptions and…

Signal Processing · Electrical Eng. & Systems 2023-08-07 Jingxin Zhang , Jiawei Xi , Peixing Li , Ray C. C. Cheung , Alex M. H. Wong , Jensen Li

Deep artificial neural networks (DNNs) are typically trained via gradient-based learning algorithms, namely backpropagation. Evolution strategies (ES) can rival backprop-based algorithms such as Q-learning and policy gradients on…

Neural and Evolutionary Computing · Computer Science 2018-04-24 Felipe Petroski Such , Vashisht Madhavan , Edoardo Conti , Joel Lehman , Kenneth O. Stanley , Jeff Clune

In this paper, we propose a pre-trained-combined neural network (PTCN) as a comprehensive solution to the inverse design of an integrated photonic circuit. By utilizing both the initially pre-trained inverse and forward model with a joint…

Optics · Physics 2022-07-20 Mengwei Yuan , Gang Yang , Shijie Song , Luping Zhou , Robert Minasian , Xiaoke Yi

Deep Neural Networks (DNNs) require highly efficient matrix multiplication engines for complex computations. This paper presents a systolic array architecture incorporating novel exact and approximate processing elements (PEs), designed…

Hardware Architecture · Computer Science 2026-03-24 Pragun Jaswal , L. Hemanth Krishna , B. Srinivasu

A radio frequency (RF) power amplifier (PA) plays an important role to amplify the message signal at higher power to transmit it to a distant receiver. Due to a typical nonlinear behavior of the PA at high power transmission, a digital…

Information Theory · Computer Science 2023-09-12 Ganesh Prasad , Håkan Johansson , Rabul Hussain Laskar

This paper presents an innovative approach to mitigating the peak-to-average power ratio (PAPR). The proposed method uses a deep learning model called autoencoders (AEs) to simplify the process and avoid the complex calculations of…

Signal Processing · Electrical Eng. & Systems 2025-03-03 Omar Alnaseri , Ibtesam R. K. Al-Saedi , Yassine Himeur , Hongxiang Li

Deep neural networks (DNNs) have revolutionized the field of artificial intelligence and have achieved unprecedented success in cognitive tasks such as image and speech recognition. Training of large DNNs, however, is computationally…

Recent advances in photoacoustic (PA) imaging have enabled detailed images of microvascular structure and quantitative measurement of blood oxygenation or perfusion. Standard reconstruction methods for PA imaging are based on solving an…

Signal Processing · Electrical Eng. & Systems 2020-04-17 MinWoo Kim , Geng-Shi Jeng , Ivan Pelivanov , Matthew O'Donnell

Deep convolutional neural networks (CNN) are widely used in modern artificial intelligence (AI) and smart vision systems but also limited by computation latency, throughput, and energy efficiency on a resource-limited scenario, such as…

Hardware Architecture · Computer Science 2017-09-18 Yuan Du , Li Du , Yilei Li , Junjie Su , Mau-Chung Frank Chang

The convolutional neural network (CNN) has become a state-of-the-art method for several artificial intelligence domains in recent years. The increasingly complex CNN models are both computation-bound and I/O-bound. FPGA-based accelerators…

Distributed, Parallel, and Cluster Computing · Computer Science 2019-07-26 Yu Xing , Shuang Liang , Lingzhi Sui , Xijie Jia , Jiantao Qiu , Xin Liu , Yushun Wang , Yu Wang , Yi Shan

Digital predistortion (DPD) is crucial for linearizing radio frequency (RF) power amplifiers (PAs), improving signal integrity and efficiency in wireless systems. Neural network (NN)-based DPD methods surpass traditional polynomial models…

Hardware Architecture · Computer Science 2026-04-14 Manno Versluis , Yizhuo Wu , Chang Gao