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A Power- and Performance-Aware Software Framework for Control System Applications | IEEE Journals & Magazine | IEEE Xplore

A Power- and Performance-Aware Software Framework for Control System Applications


Abstract:

This article describes the development of a software architectural framework for implementing compute-aware control systems, where the term “compute-aware” describes cont...Show More

Abstract:

This article describes the development of a software architectural framework for implementing compute-aware control systems, where the term “compute-aware” describes controllers that can modify existing low-level computing platform power managers in response to the needs of the physical system controller. This level of interaction means that high-level decisions can be made as to when to operate the computing platform in a power-savings mode or a high-performance mode in response to situation awareness of the physical system. The framework is demonstrated experimentally on a mobile robot platform. In this example, a situation-aware governor is developed that adjusts the speed of the processor based on the physical performance of the robot as it traverses a path through obstacles. The results show that the situation-aware governor results in overall power savings of up to 38.9 percent with 1.3 percent degradation in performance compared to the static high-power strategy.
Published in: IEEE Transactions on Computers ( Volume: 69, Issue: 10, 01 October 2020)
Page(s): 1544 - 1555
Date of Publication: 05 March 2020

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