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17 Results Found

  • Article
  • Open Access
8 Citations
5,331 Views
16 Pages

An Energy-Efficient Convolutional Neural Network Processor Architecture Based on a Systolic Array

  • Chen Zhang,
  • Xin’an Wang,
  • Shanshan Yong,
  • Yining Zhang and ,
  • Qiuping Li and
  • Chenyang Wang
  • + 1 author+ 0 author

9 December 2022

Deep convolutional neural networks (CNNs) have shown strong abilities in the application of artificial intelligence. However, due to their extensive amount of computation, traditional processors have low energy efficiency when executing CNN algorithm...

  • Article
  • Open Access
13 Citations
6,923 Views
17 Pages

FPGA Implementation of the Chirp-Scaling Algorithm for Real-Time Synthetic Aperture Radar Imaging

  • Jaehyeon Lee,
  • Dongmin Jeong,
  • Seongwook Lee,
  • Myeongjin Lee and ,
  • Wookyung Lee and
  • Yunho Jung
  • + 1 author+ 0 author

14 January 2023

Synthetic aperture radar (SAR), which can generate images of regions or objects, is an important research area of radar. The chirp scaling algorithm (CSA) is a representative SAR imaging algorithm. The CSA has a simple structure comprising phase comp...

(This article belongs to the Section Radar Sensors)
  • Article
  • Open Access
1 Citations
2,632 Views
18 Pages

Internet of things (IoT) technology provides practical solutions for a wide range of applications, including but not limited to, smart homes, smart cities, intelligent grid, intelligent transportation, and healthcare. Security and privacy issues in I...

(This article belongs to the Special Issue Cyber Security for Internet of Things)
  • Article
  • Open Access
9 Citations
1,963 Views
15 Pages

11 May 2024

Security and privacy concerns pose significant obstacles to the widespread adoption of IoT technology. One potential solution to address these concerns is the implementation of cryptographic protocols on resource-constrained IoT edge nodes. However,...

(This article belongs to the Section Computing and Artificial Intelligence)
  • Article
  • Open Access
6 Citations
3,392 Views
20 Pages

This paper presents a polar-format algorithm (PFA)-based synthetic-aperture radar (SAR) processor that can be mounted on a small drone to support video SAR (ViSAR) imaging. For drone mounting, it requires miniaturization, low power consumption, and h...

(This article belongs to the Special Issue System-on-Chip (SoC) and Field-Programmable Gate Array (FPGA) Design)
  • Article
  • Open Access
3 Citations
3,183 Views
23 Pages

Voltage Scaled Low Power DNN Accelerator Design on Reconfigurable Platform

  • Rourab Paul,
  • Sreetama Sarkar,
  • Suman Sau,
  • Sanghamitra Roy and ,
  • Koushik Chakraborty and
  • Amlan Chakrabarti
  • + 1 author+ 0 author

The exponential emergence of Field-Programmable Gate Arrays (FPGAs) has accelerated research on hardware implementation of Deep Neural Networks (DNNs). Among all DNN processors, domain-specific architectures such as Google’s Tensor Processor Un...

(This article belongs to the Special Issue Embedded Systems for Neural Network Applications)
  • Article
  • Open Access
4,232 Views
18 Pages

Understanding Timing Error Characteristics from Overclocked Systolic Multiply–Accumulate Arrays in FPGAs

  • Andrew Chamberlin,
  • Andrew Gerber,
  • Mason Palmer,
  • Tim Goodale and ,
  • Noel Daniel Gundi,
  • Koushik Chakraborty and
  • Sanghamitra Roy
  • + 2 authors+ 0 author

Artificial Intelligence (AI) hardware accelerators have seen tremendous developments in recent years due to the rapid growth of AI in multiple fields. Many such accelerators comprise a Systolic Multiply–Accumulate Array (SMA) as its computation...

  • Article
  • Open Access
6 Citations
4,024 Views
20 Pages

Implementation of Autoencoders with Systolic Arrays through OpenCL

  • Rafael Gadea-Gironés,
  • Vicente Herrero-Bosch,
  • Jose Monzó-Ferrer and
  • Ricardo Colom-Palero

In the world of algorithm acceleration and the implementation of deep neural networks’ recall phase, OpenCL based solutions have a clear tendency to produce perfectly adapted kernels in graphic processor unit (GPU) architectures. However, they...

(This article belongs to the Special Issue Advanced AI Hardware Designs Based on FPGAs)
  • Article
  • Open Access
5 Citations
5,152 Views
15 Pages

27 November 2024

Transformer model is a type of deep learning model that has quickly become fundamental in natural language processing (NLP) and other machine learning tasks. Transformer hardware accelerators are usually designed for specific models, such as Bidirect...

(This article belongs to the Topic Theory and Applications of High Performance Computing)
  • Article
  • Open Access
17 Citations
3,469 Views
19 Pages

Accelerating Strawberry Ripeness Classification Using a Convolution-Based Feature Extractor along with an Edge AI Processor

  • Joungmin Park,
  • Jinyoung Shin,
  • Raehyeong Kim,
  • Seongmo An and ,
  • Sangho Lee,
  • Jinyeol Kim,
  • Jongwon Oh,
  • Youngwoo Jeong,
  • Soohee Kim and
  • Seung Eun Lee
  • + 6 authors+ 1 author

Image analysis-based artificial intelligence (AI) models leveraging convolutional neural networks (CNN) take a significant role in evaluating the ripeness of strawberry, contributing to the maximization of productivity. However, the convolution, whic...

(This article belongs to the Section Artificial Intelligence Circuits and Systems (AICAS))
  • Article
  • Open Access
32 Citations
7,648 Views
15 Pages

An FPGA-Based LSTM Acceleration Engine for Deep Learning Frameworks

  • Dazhong He,
  • Junhua He,
  • Jun Liu,
  • Jie Yang and ,
  • Qing Yan and
  • Yang Yang
  • + 1 author+ 0 author

Over the past two decades, Long Short-Term Memory (LSTM) networks have been used to solve problems that require modeling of long sequence because they can selectively remember certain patterns over a long period, thus outperforming traditional feed-f...

(This article belongs to the Section Computer Science & Engineering)
  • Article
  • Open Access
1 Citations
1,453 Views
19 Pages

9 June 2024

In today’s TEST interconnected world, the security of 5G Medical IoT networks is of paramount concern. The increasing number of connected devices and the transmission of vast amounts of data necessitate robust measures to protect information in...

(This article belongs to the Section A: Computer Science)
  • Article
  • Open Access
4 Citations
3,406 Views
23 Pages

A Heterogeneous Inference Framework for a Deep Neural Network

  • Rafael Gadea-Gironés,
  • José Luís Rocabado-Rocha,
  • Jorge Fe and
  • Jose M. Monzo

Artificial intelligence (AI) is one of the most promising technologies based on machine learning algorithms. In this paper, we propose a workflow for the implementation of deep neural networks. This workflow attempts to combine the flexibility of hig...

(This article belongs to the Special Issue Advanced Machine Learning, Pattern Recognition, and Deep Learning Technologies: Methodologies and Applications)
  • Article
  • Open Access
34 Citations
11,939 Views
12 Pages

Design and Implementation of a New Wireless Carotid Neckband Doppler System with Wearable Ultrasound Sensors: Preliminary Results

  • Ilseob Song,
  • Jongmin Yoon,
  • Jinbum Kang,
  • Min Kim and ,
  • Won Seuk Jang,
  • Na-Young Shin and
  • Yangmo Yoo
  • + 2 authors+ 0 author

29 May 2019

Noninvasive monitoring of blood flow in the carotid artery is important for evaluating not only cerebrovascular but also cardiovascular diseases. In this paper, a wireless neckband ultrasound Doppler system, in which two 2.5-MHz ultrasonic sensors ar...

(This article belongs to the Special Issue Advanced Ultrasound Technology for Medical Application)
  • Article
  • Open Access
8 Citations
5,684 Views
27 Pages

A Low Complexity, High Throughput DoA Estimation Chip Design for Adaptive Beamforming

  • Kuan-Ting Chen,
  • Wei-Hsuan Ma,
  • Yin-Tsung Hwang and
  • Kuan-Ying Chang

Direction of Arrival (DoA) estimation is essential to adaptive beamforming widely used in many radar and wireless communication systems. Although many estimation algorithms have been investigated, most of them focus on the performance enhancement asp...

(This article belongs to the Special Issue Advanced Integrated Circuits Technology)
  • Article
  • Open Access
996 Views
17 Pages

1 April 2026

The rapid development of the Internet of Things (IoT) is transforming various economic and industrial sectors by embedding interconnected devices within their operational processes. However, security and privacy risks associated with these interconne...

(This article belongs to the Special Issue Cybersecurity and Privacy in Internet-of-Things: Advances, Challenges, and Emerging Trends)
  • Article
  • Open Access
835 Views
33 Pages

Asynchronous Co-Execution of PyTorch on Zynq-7000: FPGA Matrix Delegation and PS–PL Overlap for End-to-End Inference Throughput

  • Omar Hernandez-Yañez,
  • Alejandro Juarez-Lora,
  • Jesús Yalja Montiel-Pérez,
  • Victor H. Ponce-Ponce and
  • Heron Molina-Lozano

Embedded systems increasingly require on-device deep learning, yet their processors must simultaneously handle real-time sensing, networking administration, and data control. Existing Field-Programmable Gate Array (FPGA) accelerators typically target...

(This article belongs to the Special Issue Hardware Acceleration for Machine Learning, 2nd Edition)