Dynamic voltage and frequency scaling framework on digital audio player

Current embedded computing systems demand not only a high performance but also lower power consumption. For this reason, this research aims to build a software framework that enables a rapid design of energy-efficient embedded systems. Particularly, this research focuses on a dynamic voltage and fre...

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Main Author: Dahyanto, Harliono
Other Authors: Gan Woon Seng
Format: Theses and Dissertations
Published: 2008
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Online Access:https://hdl.handle.net/10356/3523
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Institution: Nanyang Technological University
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spelling sg-ntu-dr.10356-35232023-07-04T17:34:54Z Dynamic voltage and frequency scaling framework on digital audio player Dahyanto, Harliono Gan Woon Seng School of Electrical and Electronic Engineering DRNTU::Engineering::Electrical and electronic engineering::Home entertainment systems Current embedded computing systems demand not only a high performance but also lower power consumption. For this reason, this research aims to build a software framework that enables a rapid design of energy-efficient embedded systems. Particularly, this research focuses on a dynamic voltage and frequency scaling (DVFS) algorithm, which has been found effective in reducing power consumption. The rationale behind DVFS is to avoid the processor being idle in high operating clock frequency and voltage. Instead, the processor can save power by running the task at a lower clock frequency and voltage, and completing it just before the real-time deadline. The latter action is necessary to ensure a constant performance quality of the application. This thesis proposes and describes a novel and effective DVFS algorithm that is suitable mostly for embedded signal processing applications. The proposed method does not require a costly estimation process that is being used in many conventional DVFS algorithms. Instead, our algorithm successfully tunes the clock frequency and voltage by exploiting the existence of fixed-length processing and variable-length processing in a typical digital signal processing application. MASTER OF ENGINEERING (EEE) 2008-09-17T09:31:34Z 2008-09-17T09:31:34Z 2007 2007 Thesis Dahyanto, H. (2007). Dynamic voltage and frequency scaling framework on digital audio player. Master’s thesis, Nanyang Technological University, Singapore. https://hdl.handle.net/10356/3523 10.32657/10356/3523 Nanyang Technological University application/pdf
institution Nanyang Technological University
building NTU Library
continent Asia
country Singapore
Singapore
content_provider NTU Library
collection DR-NTU
topic DRNTU::Engineering::Electrical and electronic engineering::Home entertainment systems
spellingShingle DRNTU::Engineering::Electrical and electronic engineering::Home entertainment systems
Dahyanto, Harliono
Dynamic voltage and frequency scaling framework on digital audio player
description Current embedded computing systems demand not only a high performance but also lower power consumption. For this reason, this research aims to build a software framework that enables a rapid design of energy-efficient embedded systems. Particularly, this research focuses on a dynamic voltage and frequency scaling (DVFS) algorithm, which has been found effective in reducing power consumption. The rationale behind DVFS is to avoid the processor being idle in high operating clock frequency and voltage. Instead, the processor can save power by running the task at a lower clock frequency and voltage, and completing it just before the real-time deadline. The latter action is necessary to ensure a constant performance quality of the application. This thesis proposes and describes a novel and effective DVFS algorithm that is suitable mostly for embedded signal processing applications. The proposed method does not require a costly estimation process that is being used in many conventional DVFS algorithms. Instead, our algorithm successfully tunes the clock frequency and voltage by exploiting the existence of fixed-length processing and variable-length processing in a typical digital signal processing application.
author2 Gan Woon Seng
author_facet Gan Woon Seng
Dahyanto, Harliono
format Theses and Dissertations
author Dahyanto, Harliono
author_sort Dahyanto, Harliono
title Dynamic voltage and frequency scaling framework on digital audio player
title_short Dynamic voltage and frequency scaling framework on digital audio player
title_full Dynamic voltage and frequency scaling framework on digital audio player
title_fullStr Dynamic voltage and frequency scaling framework on digital audio player
title_full_unstemmed Dynamic voltage and frequency scaling framework on digital audio player
title_sort dynamic voltage and frequency scaling framework on digital audio player
publishDate 2008
url https://hdl.handle.net/10356/3523
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