Towards Real-Time Monitoring of Thermal Peaks in Systems-on-Chip (SoC)

This paper presents a method to monitor the thermal peaks that are major concerns when designing Integrated Circuits (ICs) in various advanced technologies. The method aims at detecting the thermal peak in Systems on Chip (SoC) using arrays of oscillators distributed over the area of the chip. Measu...

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Main Authors: Aziz Oukaira, Ahmad Hassan, Mohamed Ali, Yvon Savaria, Ahmed Lakhssassi
Format: Article
Language:English
Published: MDPI AG 2022-08-01
Series:Sensors
Subjects:
Online Access:https://www.mdpi.com/1424-8220/22/15/5904
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author Aziz Oukaira
Ahmad Hassan
Mohamed Ali
Yvon Savaria
Ahmed Lakhssassi
author_facet Aziz Oukaira
Ahmad Hassan
Mohamed Ali
Yvon Savaria
Ahmed Lakhssassi
author_sort Aziz Oukaira
collection DOAJ
description This paper presents a method to monitor the thermal peaks that are major concerns when designing Integrated Circuits (ICs) in various advanced technologies. The method aims at detecting the thermal peak in Systems on Chip (SoC) using arrays of oscillators distributed over the area of the chip. Measured frequencies are mapped to local temperatures that are used to produce a chip thermal mapping. Then, an indication of the local temperature of a single heat source is obtained in real-time using the Gradient Direction Sensor (GDS) technique. The proposed technique does not require external sensors, and it provides a real-time monitoring of thermal peaks. This work is performed with Field-Programmable Gate Array (FPGA), which acts as a System-on-Chip, and the detected heat source is validated with a thermal camera. A maximum error of 0.3 °C is reported between thermal camera and FPGA measurements.
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spelling doaj.art-59febe1eacf147daa127fb06827b87992023-12-01T23:10:55ZengMDPI AGSensors1424-82202022-08-012215590410.3390/s22155904Towards Real-Time Monitoring of Thermal Peaks in Systems-on-Chip (SoC)Aziz Oukaira0Ahmad Hassan1Mohamed Ali2Yvon Savaria3Ahmed Lakhssassi4Electrical Engineering Department, Polytechnique Montreal, Montreal, QC H3T 1J4, CanadaElectrical Engineering Department, Polytechnique Montreal, Montreal, QC H3T 1J4, CanadaElectrical Engineering Department, Polytechnique Montreal, Montreal, QC H3T 1J4, CanadaElectrical Engineering Department, Polytechnique Montreal, Montreal, QC H3T 1J4, CanadaDepartment of Engineering Computer Science, University of Québec in Outaouais, Gatineau, QC J8X 3X7, CanadaThis paper presents a method to monitor the thermal peaks that are major concerns when designing Integrated Circuits (ICs) in various advanced technologies. The method aims at detecting the thermal peak in Systems on Chip (SoC) using arrays of oscillators distributed over the area of the chip. Measured frequencies are mapped to local temperatures that are used to produce a chip thermal mapping. Then, an indication of the local temperature of a single heat source is obtained in real-time using the Gradient Direction Sensor (GDS) technique. The proposed technique does not require external sensors, and it provides a real-time monitoring of thermal peaks. This work is performed with Field-Programmable Gate Array (FPGA), which acts as a System-on-Chip, and the detected heat source is validated with a thermal camera. A maximum error of 0.3 °C is reported between thermal camera and FPGA measurements.https://www.mdpi.com/1424-8220/22/15/5904Field-Programmable Gate Array (FPGA)Integrated Circuits (ICs)System on Chip (SoC)Gradient Direction Sensor (GDS)thermal camerathermal monitoring
spellingShingle Aziz Oukaira
Ahmad Hassan
Mohamed Ali
Yvon Savaria
Ahmed Lakhssassi
Towards Real-Time Monitoring of Thermal Peaks in Systems-on-Chip (SoC)
Sensors
Field-Programmable Gate Array (FPGA)
Integrated Circuits (ICs)
System on Chip (SoC)
Gradient Direction Sensor (GDS)
thermal camera
thermal monitoring
title Towards Real-Time Monitoring of Thermal Peaks in Systems-on-Chip (SoC)
title_full Towards Real-Time Monitoring of Thermal Peaks in Systems-on-Chip (SoC)
title_fullStr Towards Real-Time Monitoring of Thermal Peaks in Systems-on-Chip (SoC)
title_full_unstemmed Towards Real-Time Monitoring of Thermal Peaks in Systems-on-Chip (SoC)
title_short Towards Real-Time Monitoring of Thermal Peaks in Systems-on-Chip (SoC)
title_sort towards real time monitoring of thermal peaks in systems on chip soc
topic Field-Programmable Gate Array (FPGA)
Integrated Circuits (ICs)
System on Chip (SoC)
Gradient Direction Sensor (GDS)
thermal camera
thermal monitoring
url https://www.mdpi.com/1424-8220/22/15/5904
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