Voltage assignment and loop scheduling for energy minimization while satisfying timing constraint with guaranteed probability

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

4 Scopus citations

Abstract

Low energy consumption is an important problem in real-time embedded systems and loop is the most energy consuming part in most cases. Due to the uncertainties in execution time of some tasks, this paper models each varied execution time as a probabilistic random variable. We use rotation scheduling and DVS (Dynamic Voltage Scaling) to minimize the expected total energy consumption while satisfying the timing constraint with a guaranteed confidence probability. Our approach can handle loops efficiently. In addition, it is suitable to both soft and hard real-time systems. And even for hard real-time, we have good results.

Original languageEnglish
Title of host publicationProceedings - IEEE 17th International Conference on Application-specific Systems, Architectures and Processors, ASAP 2006
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages178-181
Number of pages4
ISBN (Print)0769526829, 9780769526829
DOIs
StatePublished - 2006
Externally publishedYes
EventIEEE 17th International Conference on Application-specific Systems, Architectures and Processors, ASAP 2006 - Steamboat Springs, CO, United States
Duration: 11 Sep 200613 Sep 2006

Publication series

NameProceedings of the International Conference on Application-Specific Systems, Architectures and Processors
ISSN (Print)2160-0511
ISSN (Electronic)2160-052X

Conference

ConferenceIEEE 17th International Conference on Application-specific Systems, Architectures and Processors, ASAP 2006
Country/TerritoryUnited States
CitySteamboat Springs, CO
Period11/09/0613/09/06

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