IEEE Embedded Systems Letters最新文献

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A Multiplier-Free Discrete Cosine Transform Architecture Using Approximate Full Adder and Subtractor 使用近似全加法器和减法器的无乘法器离散余弦变换架构
IF 1.6 4区 计算机科学
IEEE Embedded Systems Letters Pub Date : 2024-05-01 DOI: 10.1109/les.2024.3395900
Elham Esmaeili, Nabiollah Shiri, Mahmood Rafiee, Ayoub Sadeghi
{"title":"A Multiplier-Free Discrete Cosine Transform Architecture Using Approximate Full Adder and Subtractor","authors":"Elham Esmaeili, Nabiollah Shiri, Mahmood Rafiee, Ayoub Sadeghi","doi":"10.1109/les.2024.3395900","DOIUrl":"https://doi.org/10.1109/les.2024.3395900","url":null,"abstract":"","PeriodicalId":56143,"journal":{"name":"IEEE Embedded Systems Letters","volume":"31 1","pages":""},"PeriodicalIF":1.6,"publicationDate":"2024-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140829764","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"计算机科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
LoRa, Sigfox, and NB-IoT: An Empirical Comparison for IoT LPWAN Technologies in the Agribusiness LoRa、Sigfox 和 NB-IoT:农业综合企业物联网 LPWAN 技术的经验比较
IF 1.7 4区 计算机科学
IEEE Embedded Systems Letters Pub Date : 2024-04-29 DOI: 10.1109/LES.2024.3394446
Juan Pablo Becoña;Marcel Grané;Matías Miguez;Alfredo Arnaud
{"title":"LoRa, Sigfox, and NB-IoT: An Empirical Comparison for IoT LPWAN Technologies in the Agribusiness","authors":"Juan Pablo Becoña;Marcel Grané;Matías Miguez;Alfredo Arnaud","doi":"10.1109/LES.2024.3394446","DOIUrl":"10.1109/LES.2024.3394446","url":null,"abstract":"In this letter, three battery-powered, custom Internet of Things (IoT) sensor nodes for the agribusiness, are presented: first, a Sigfox-based temperature-humidity index (THI) sensor to monitor the impact of heat stress in livestock, then a LoRaWAN version of an estrus detection collar for dairy farms, and finally a NB-IoT low-power A-GPS geolocation device for animals. Detailed power consumption measurements are presented and compared to highlight the benefits of each low-power wide-area network technology for the industry. The measured energy to transmit a single 10Byte payload packet was 90, 20, and 90 mJ for Sigfox, LoRa, and NB-IoT, respectively. With an adequate power management strategy, the nodes could operate up to 10 years in the case of the THI and estrus detector, and >1 yr in the case of the GPS tracker, powered by a single 1900 mA\u0000<inline-formula> <tex-math>$cdot mathrm {h}~mathrm {LiSOCl}_{2}$ </tex-math></inline-formula>\u0000 battery.","PeriodicalId":56143,"journal":{"name":"IEEE Embedded Systems Letters","volume":"16 3","pages":"283-286"},"PeriodicalIF":1.7,"publicationDate":"2024-04-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140829762","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"计算机科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Improving Netlist Transformation-Based Approximate Logic Synthesis Through Resynthesis 通过重合成改进基于网表转换的近似逻辑合成
IF 1.7 4区 计算机科学
IEEE Embedded Systems Letters Pub Date : 2024-04-18 DOI: 10.1109/LES.2024.3391220
Roger Morales-Monge;Jorge Castro-Godínez;Guilherme Paim
{"title":"Improving Netlist Transformation-Based Approximate Logic Synthesis Through Resynthesis","authors":"Roger Morales-Monge;Jorge Castro-Godínez;Guilherme Paim","doi":"10.1109/LES.2024.3391220","DOIUrl":"10.1109/LES.2024.3391220","url":null,"abstract":"To address the challenges of efficient hardware design for error-tolerant applications, several techniques of applied approximate computing have been proposed. Pruning algorithms aim to approximate circuits with reduced design requirements at the cost of an acceptable degradation of their quality of result. In this letter, we present the effects of resynthesis, an iterative application of logic synthesis along with pruning algorithms, into a state-of-the-art approximate design flow, AxLS. Resynthesis strategy improves the approximation, achieving up to 70% area-power savings for the same error in the output, and reducing the number of iterations, and hence the time required to explore the design space in up to \u0000<inline-formula> <tex-math>$30times $ </tex-math></inline-formula>\u0000, to obtain an approximated design.","PeriodicalId":56143,"journal":{"name":"IEEE Embedded Systems Letters","volume":"16 3","pages":"279-282"},"PeriodicalIF":1.7,"publicationDate":"2024-04-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140630185","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"计算机科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Self-Tuning Model for Energy-Context Optimization in Perpetual Sensor Nodes Within IoT-Integrated Hydroponic Systems 物联网集成水栽系统中永久传感器节点的能量情境优化自调整模型
IF 1.7 4区 计算机科学
IEEE Embedded Systems Letters Pub Date : 2024-04-10 DOI: 10.1109/LES.2024.3387310
A. Hernández-Benítez;J. Vázquez-Castillo;Johan J. Estrada-López;G. Becerra-Nunez;N. Cólin-García;A. Castillo-Atoche
{"title":"Self-Tuning Model for Energy-Context Optimization in Perpetual Sensor Nodes Within IoT-Integrated Hydroponic Systems","authors":"A. Hernández-Benítez;J. Vázquez-Castillo;Johan J. Estrada-López;G. Becerra-Nunez;N. Cólin-García;A. Castillo-Atoche","doi":"10.1109/LES.2024.3387310","DOIUrl":"10.1109/LES.2024.3387310","url":null,"abstract":"Hydroponic farming is a promising alternative to soil-based farming. However, it requires a precise control of the growth environment, which is hard to achieve with energy-constrained embedded systems. This letter presents an energy optimization technique for the continuous operation of energy harvesting-based hydroponics sensor nodes. The proposed technique is based on the self-tuning model, that dynamically adjust the duty cycle of the node, ensuring the autonomous operation of the Internet of Things system. The model can be programmed in a low-power microcontroller, allowing the decision-making process to reside entirely on the sensor node. Experimental results show that in the same time period, the self-tuning model allows \u0000<inline-formula> <tex-math>$3.5times $ </tex-math></inline-formula>\u0000 more data transmissions than a uniform 5-min duty cycle, while ensuring a minimum voltage level in the storage device. This balance allows the stored energy to be enough for continuous monitoring, providing a clean and cost-effective alternative to perpetually power the hydroponic system.","PeriodicalId":56143,"journal":{"name":"IEEE Embedded Systems Letters","volume":"16 3","pages":"267-270"},"PeriodicalIF":1.7,"publicationDate":"2024-04-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140569027","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"计算机科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Automated Parasite Control System Prototype Through Capsule Dosage Based on Image Processing 基于图像处理的胶囊剂量寄生虫自动控制系统原型
IF 1.7 4区 计算机科学
IEEE Embedded Systems Letters Pub Date : 2024-04-08 DOI: 10.1109/LES.2024.3386336
Ezequiel Carbajo;Lucas Leiva;Juan Toloza;Martín Vázquez;Silvina Fernández;Federica Sagües;Milagros Junco;Inés Guerrero;Sara Zegbi;Carlos Saumell
{"title":"Automated Parasite Control System Prototype Through Capsule Dosage Based on Image Processing","authors":"Ezequiel Carbajo;Lucas Leiva;Juan Toloza;Martín Vázquez;Silvina Fernández;Federica Sagües;Milagros Junco;Inés Guerrero;Sara Zegbi;Carlos Saumell","doi":"10.1109/LES.2024.3386336","DOIUrl":"10.1109/LES.2024.3386336","url":null,"abstract":"Digitalization and automation in the agricultural sector enable the enhancement of production processes, leading to increased yields. Specifically, the medications administration or complementary treatments in animals often prove to be a demanding task for human operators. This letter introduces an embedded system prototype that facilitates monitoring the level of capsules coverage in troughs through image processing. The suggested system enables an innovative antiparasitic treatment using biological control agents. The prototype utilizes a Raspberry Pi 3B as the platform to execute the developed image processing algorithm. The obtained results successfully demonstrate the algorithm’s accurate functionality estimating capsules coverage within the troughs.","PeriodicalId":56143,"journal":{"name":"IEEE Embedded Systems Letters","volume":"16 3","pages":"303-306"},"PeriodicalIF":1.7,"publicationDate":"2024-04-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140569348","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"计算机科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
FPGA-Based Digital Taylor–Fourier Transform 基于 FPGA 的数字泰勒-傅里叶变换
IF 1.7 4区 计算机科学
IEEE Embedded Systems Letters Pub Date : 2024-04-03 DOI: 10.1109/LES.2024.3384843
Gerardo Avalos-Almazan;Sarahi Aguayo-Tapia;Jose De Jesus Rangel-Magdaleno;Victor Aviña-Corral
{"title":"FPGA-Based Digital Taylor–Fourier Transform","authors":"Gerardo Avalos-Almazan;Sarahi Aguayo-Tapia;Jose De Jesus Rangel-Magdaleno;Victor Aviña-Corral","doi":"10.1109/LES.2024.3384843","DOIUrl":"10.1109/LES.2024.3384843","url":null,"abstract":"This research centers on the application of the discrete-time Taylor–Fourier transform (DTTFT) algorithmic implementation for phasor estimation on a field-programmable gate array board. The system employs a finite impulse response structure of a digital Taylor–Fourier filter to extract amplitude and phase information. The hardware description utilizes a multiply accumulator architecture with only forty embedded 9-bit multiplier elements, achieving an 18-bit input–output resolution. Performance assessment involves signal analysis through FPGA-in-the-loop simulation in MATLAB/Simulink. Findings demonstrate that the DTTFT-based phasor estimator can be effectively characterized using VHDL code and implemented on an Intel D2-115 board.","PeriodicalId":56143,"journal":{"name":"IEEE Embedded Systems Letters","volume":"16 3","pages":"299-302"},"PeriodicalIF":1.7,"publicationDate":"2024-04-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140569651","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"计算机科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
IEEE Embedded Systems Letters Publication Information IEEE Embedded Systems Letters 出版信息
IF 1.6 4区 计算机科学
IEEE Embedded Systems Letters Pub Date : 2024-03-29 DOI: 10.1109/LES.2024.3376048
{"title":"IEEE Embedded Systems Letters Publication Information","authors":"","doi":"10.1109/LES.2024.3376048","DOIUrl":"https://doi.org/10.1109/LES.2024.3376048","url":null,"abstract":"","PeriodicalId":56143,"journal":{"name":"IEEE Embedded Systems Letters","volume":"16 2","pages":"C2-C2"},"PeriodicalIF":1.6,"publicationDate":"2024-03-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=10541328","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141182006","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"计算机科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Impulsive Noise Estimator With Minimization Methods (INEMM) on Software 软件上的最小化方法脉冲噪声估计器 (INEMM)
IF 1.7 4区 计算机科学
IEEE Embedded Systems Letters Pub Date : 2024-03-27 DOI: 10.1109/LES.2024.3382615
Lucas A. Rabioglio;M. C. Cebedio;L. Arnone;L. De Micco;J. Castiñeira Moreira
{"title":"Impulsive Noise Estimator With Minimization Methods (INEMM) on Software","authors":"Lucas A. Rabioglio;M. C. Cebedio;L. Arnone;L. De Micco;J. Castiñeira Moreira","doi":"10.1109/LES.2024.3382615","DOIUrl":"10.1109/LES.2024.3382615","url":null,"abstract":"This letter introduces the design of an estimator for parameters of Middleton Class A noise using its canonical formula and classical numerical methods. The main focus is to acquire parameters to characterize communication channels in intelligent systems or those based on cognitive paradigms. A comprehensive analysis of the first-order characteristics of the Middleton Class A noise model is conducted to establish the foundational understanding necessary for developing the presented estimator model, named impulsive noise estimator with minimization methods (INEMM). Subsequently, the method is introduced, substantiated, and compared to various established estimators concerning precision and complexity. Results show a distinct advantage in terms of overall performance.","PeriodicalId":56143,"journal":{"name":"IEEE Embedded Systems Letters","volume":"16 3","pages":"291-294"},"PeriodicalIF":1.7,"publicationDate":"2024-03-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140314293","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"计算机科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
An Efficient VCD Parser for Dynamic Power Estimation of Digital Integrated Circuits 用于数字集成电路动态功率估算的高效 VCD 解析器
IF 1.6 4区 计算机科学
IEEE Embedded Systems Letters Pub Date : 2024-03-25 DOI: 10.1109/les.2024.3380048
Xin Zheng, Shaofen Zeng, Yongfeng Zhong, Chenyu Huang, Xianghong Hu, Xiaoming Xiong
{"title":"An Efficient VCD Parser for Dynamic Power Estimation of Digital Integrated Circuits","authors":"Xin Zheng, Shaofen Zeng, Yongfeng Zhong, Chenyu Huang, Xianghong Hu, Xiaoming Xiong","doi":"10.1109/les.2024.3380048","DOIUrl":"https://doi.org/10.1109/les.2024.3380048","url":null,"abstract":"","PeriodicalId":56143,"journal":{"name":"IEEE Embedded Systems Letters","volume":"2016 1","pages":""},"PeriodicalIF":1.6,"publicationDate":"2024-03-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140298588","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"计算机科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
New Compact Finite-Field Arithmetic Circuits Over GF(p) Based on Spiking Neural P Systems With Communication on Request Implemented in a Low-Cost FPGA 基于尖峰神经 P 系统的新型 GF(p) 紧凑型有限域算术电路,可在低成本 FPGA 中按要求实现通信
IF 1.7 4区 计算机科学
IEEE Embedded Systems Letters Pub Date : 2024-03-13 DOI: 10.1109/LES.2024.3377180
José L. I. Rangel;Moises I. Arroyo;Eduardo Vázquez;Juan G. Avalos;Giovanny Sanchez
{"title":"New Compact Finite-Field Arithmetic Circuits Over GF(p) Based on Spiking Neural P Systems With Communication on Request Implemented in a Low-Cost FPGA","authors":"José L. I. Rangel;Moises I. Arroyo;Eduardo Vázquez;Juan G. Avalos;Giovanny Sanchez","doi":"10.1109/LES.2024.3377180","DOIUrl":"10.1109/LES.2024.3377180","url":null,"abstract":"Finite-field arithmetic operations are vital for the computation of complex cryptography algorithms used in several cutting-edge applications, such as side-channel attacks, authentication, and digital signatures, among others. Currently, the simulation of these algorithms exceeds the computational capabilities of conventional computing systems. This aspect becomes critical, especially when these algorithms are implemented in resource-constrained electronic appliances. In particular, the improvement of execution time in these devices generally require more area. To overcome this issue, a large number of works have been focused on the development of compact conventional binary finite-field arithmetic circuits over GF(p) since these demand a large area consumption. Inspired by neural phenomena, a new emerging branch of computer science has made intensive efforts to improve area consumption of conventional arithmetic circuits. However, the development of compact finite-field arithmetic circuits over GF(p) is a still a challenging task. In this letter, we present for the first time, the design of four new finite-field arithmetic circuits over GF(p) based on spiking neural P (SN P) systems with communication on request. In addition, we propose a neural processor to perform four new finite-field arithmetic operations over GF(p) by using the same processing core, which is not feasible with the use of conventional binary circuits since each finite-field arithmetic-binary circuit over GF(p) is implemented separately, to significantly improve the area consumption. This has mainly been achieved since the neural processor dynamically change its configuration, which is defined in terms of the connectivity and firing rules of each neuron.","PeriodicalId":56143,"journal":{"name":"IEEE Embedded Systems Letters","volume":"16 3","pages":"295-298"},"PeriodicalIF":1.7,"publicationDate":"2024-03-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140128992","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"计算机科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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