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Energy-efficient task allocation and scheduling for multi-mode MPSoCs under lifetime reliability constraint

Lin Huang, Qiang Xu
2010 2010 Design, Automation & Test in Europe Conference & Exhibition (DATE 2010)  
In this paper, we consider energy minimization for multiprocessor system-on-a-chip (MPSoC) under lifetime reliability constraint of the system, which has become a serious concern for the industry with  ...  As today's complex embedded systems typically have multiple execution modes, we first identify a set of "good" task allocation and schedules for each execution mode in terms of lifetime reliability and  ...  Recently, minimizing energy consumption has become a critical task for embedded system designs, and a widely-used technique is dynamic voltage scaling (DVS) [9] , by which we scale down the voltage/frequency  ... 
doi:10.1109/date.2010.5457063 dblp:conf/date/HuangX10a fatcat:o7ekhq5egbawtm6djcuqa2zhl4

On the Interplay of Voltage/Frequency Scaling and Device Power Management for Frame-Based Real-Time Embedded Applications

Vinay Devadas, Hakan Aydin
2012 IEEE transactions on computers  
Voltage/Frequency Scaling (VFS) and Device Power Management (DPM) are two popular techniques commonly employed to save energy in real-time embedded systems.  ...  In this paper, we undertake an exact analysis of the problem for a real-time embedded application running on a VFS-enabled CPU and using multiple devices.  ...  Voltage/Frequency Scaling (VFS) [31] is a popular and widely used technique for power management in real-time embedded systems.  ... 
doi:10.1109/tc.2010.248 fatcat:jocsut4clfhjpfadbgenjt5vlm

The design and application of the PowerPC 405LP energy-efficient system-on-a-chip

K. J. Nowka, G. D. Carpenter, B. C. Brock
2003 IBM Journal of Research and Development  
The PowerPC ᭨ 405LP system-on-a-chip (SoC) processor, which was developed for high-content, battery-powered application space, provides dynamic voltage-scaling and onthe-fly frequency-scaling capabilities  ...  Operating system and application software support allow the applications to take full advantage of the energy-efficiency capabilities of the SoC.  ...  Dynamic voltage-scaled systems adjust the supply voltage dynamically to meet performance demands while minimizing power consumption [9 -13] .  ... 
doi:10.1147/rd.475.0631 fatcat:mhevykedkjclrbrenricmjiwei

System-wide energy minimization for real-time tasks

Xiliang Zhong, Cheng-Zhong Xu
2008 ACM Transactions on Embedded Computing Systems  
We present a dynamic voltage scaling (DVS) technique that minimizes system-wide energy consumption for both periodic and sporadic tasks.  ...  System-wide energy minimization for real-time tasks: lower bound and approximation.  ...  Parts of the results in this paper were presented in Zhong and Xu [2006] .  ... 
doi:10.1145/1347375.1347381 fatcat:gpx5lcvbw5aitnkuhpi5jrapky

System-Wide Energy Minimization for Real-Time Tasks: Lower Bound and Approximation

Xiliang Zhong, Cheng-zhong Xu
2006 Computer-Aided Design (ICCAD), IEEE International Conference on  
We present a dynamic voltage scaling (DVS) technique that minimizes system-wide energy consumption for both periodic and sporadic tasks.  ...  System-wide energy minimization for real-time tasks: lower bound and approximation.  ...  Parts of the results in this paper were presented in Zhong and Xu [2006] .  ... 
doi:10.1109/iccad.2006.320167 fatcat:6hz4izfzazfgjkzzbj5epmnbkq

On the interplay of dynamic voltage scaling and dynamic power management in real-time embedded applications

Vinay Devadas, Hakan Aydin
2008 Proceedings of the 7th ACM international conference on Embedded software - EMSOFT '08  
Dynamic Voltage Scaling (DVS) and Dynamic Power Management (DPM) are two popular techniques commonly employed to save energy in real-time embedded systems.  ...  In this paper, we undertake an exact analysis of the problem for a real-time embedded application running on a DVS-enabled CPU and using potentially multiple devices.  ...  Dynamic Voltage Scaling (DVS) [19] is a popular and widely-used technique for power management in real-time embedded systems.  ... 
doi:10.1145/1450058.1450073 dblp:conf/emsoft/DevadasA08 fatcat:twtapv2aa5bohmqrezhb6es3ua

Frequency-aware energy optimization for real-time periodic and aperiodic tasks

Xiliang Zhong, Cheng-Zhong Xu
2007 Proceedings of the 2007 ACM SIGPLAN/SIGBED conference on Languages, compilers, and tools - LCTES '07  
We consider an embedded system with a dynamic voltage scaling (DVS) capable processor and its system-wide power consumption is dominated by the processor and memory.  ...  Energy efficiency is an important factor in embedded systems design.  ...  Acknowledgments We would like to thank our shepherd, Frank Mueller, and the anonymous reviewers for their constructive comments and suggestions. This research was supported in part by U.S.  ... 
doi:10.1145/1254766.1254771 dblp:conf/lctrts/ZhongX07 fatcat:j7bmpdmz5zbn7otnxi3h7asaka

Frequency-aware energy optimization for real-time periodic and aperiodic tasks

Xiliang Zhong, Cheng-Zhong Xu
2007 SIGPLAN notices  
We consider an embedded system with a dynamic voltage scaling (DVS) capable processor and its system-wide power consumption is dominated by the processor and memory.  ...  Energy efficiency is an important factor in embedded systems design.  ...  Acknowledgments We would like to thank our shepherd, Frank Mueller, and the anonymous reviewers for their constructive comments and suggestions. This research was supported in part by U.S.  ... 
doi:10.1145/1273444.1254771 fatcat:adhy637sqfadta3yh6g2oj2vi4

Global scheduling based reliability-aware power management for multiprocessor real-time systems

Xuan Qi, Dakai Zhu, Hakan Aydin
2011 Real-time systems  
As a result, several RAPM schemes have been proposed for uniprocessor real-time systems.  ...  In this paper, for a set of frame-based independent real-time tasks running on multiprocessor systems, we study global scheduling based RAPM (G-RAPM) schemes.  ...  general partition problem for minimizing energy consumption in multiprocessor real-time system is NP-hard in the strong sense [6] .  ... 
doi:10.1007/s11241-011-9117-x fatcat:iizv5yiagjfi5o7ttrsfwqvkmi

Energy-aware distributed speech recognition for wireless mobile devices

B. Delaney, N. Jayant, T. Simunic
2005 IEEE Design & Test of Computers  
In this paper, we investigate the energy consumption of distributed speech recognition on the HP Labs SmartBadge IV embedded system and propose optimizations at both the application and network layers  ...  The use of a voice-user interface for mobile wireless devices has been an area of interest for some time.  ...  ACKNOWLEDGEMENT The authors would like to thank John Anckorn and Wajahat Qadeer for their contribution of Bluetooth power  ... 
doi:10.1109/mdt.2005.9 fatcat:mwnbghva2nabhahk3wxzb2xqui

Cooperative Dynamic Voltage Scaling using Selective Slack Distribution in Distributed Real-Time Systems

Dinesh Rajan, Christian Poellabauer, Andrew Blanford, Bren Mochocki
2007 2007 Fourth Annual International Conference on Mobile and Ubiquitous Systems: Networking & Services (MobiQuitous)  
This work is based on the observation that existing energy management techniques for mobile devices, such as dynamic voltage scaling (DVS), are non-cooperative in the sense that they reduce the energy  ...  This paper argues that energy management in distributed real-time systems has to be end-to-end in nature, requiring a coordinated approach among communicating devices.  ...  This approach, called DVS (Dynamic Voltage Scaling), has been explored in previous work [9] , [11] , typically with the goal to meet deadlines of real-time tasks while minimizing the energy consumption  ... 
doi:10.1109/mobiq.2007.4451025 dblp:conf/mobiquitous/RajanPBM07 fatcat:43xof4hewvfelfsrvgrnvteqkq

Power aware job scheduling with QoS guarantees based on feedback control

Congfeng Jiang, Xianghua Xu, Jian Wan, Jilin Zhang, Xindong You, Ritai Yu
2010 2010 IEEE 18th International Workshop on Quality of Service (IWQoS)  
In the proposed algorithm, jobs are scheduled according to the real-time and historical power consumption as well as the QoS requirements.  ...  With the scale of computing system increases, system performance and reliability, described by various Quality of Service(QoS) metrics, cannot be guaranteed if only the objective is to minimize the total  ...  INTRODUCTION Power consumption has been a major concern for not only large scale computing system but also mobile and embedded systems powered by batteries.  ... 
doi:10.1109/iwqos.2010.5542709 dblp:conf/iwqos/JiangXWZYY10 fatcat:gffnwxqlmba4lh7eosd7ijvwvy

Powernet for distributed energy resource networks

Ana Radovanovic, Anand Ramesh, Ross Koningstein, David Fork, Wolf Weber, Sangsun Kim, Jim Schmalzried, Jyoti Sastry, Michael Dikovsky, Konstantin Bozhkov, Eduardo Pinheiro, Carl Lebsack (+11 others)
2016 2016 IEEE Power and Energy Society General Meeting (PESGM)  
real-time optimal operations of not only centralized but also millions of distributed resources of various types.  ...  It offers integrated hardware and software solutions that are judiciously divided between local embedded sensing, computing and control, which are networked with cloud-based high-level coordination for  ...  ( 3 ) 3 Distributed intelligence to automatically and dynamically balance loads in real-time. (4) Safety and plug-and-play for loads, distributed generators and storage. (5) Backward compatibility with  ... 
doi:10.1109/pesgm.2016.7742035 fatcat:3c5ek6mbk5gi3mnqdkumubtpzq

Minimizing expected energy consumption through optimal integration of DVS and DPM

Baoxian Zhao, Hakan Aydin
2009 Proceedings of the 2009 International Conference on Computer-Aided Design - ICCAD '09  
While Dynamic Voltage Scaling (DVS) and Dynamic Power Management (DPM) techniques are widely used in real-time embedded applications, their complex interaction is not fully understood.  ...  By adopting a system-level power model, we formally show how the optimal processing frequency can be computed efficiently for a real-time embedded application that can use multiple devices during its execution  ...  In this regard, Dynamic voltage scaling (DVS) is recognized as one of most effective and fundamental techniques.  ... 
doi:10.1145/1687399.1687484 dblp:conf/iccad/ZhaoA09 fatcat:36m4ansyjzaadbttzm5lxnvycq

Memory-aware energy-optimal frequency assignment for dynamic supply voltage scaling

Youngjin Cho, Naehyuck Chang
2004 Proceedings of the 2004 international symposium on Low power electronics and design - ISLPED '04  
Dynamic supply voltage scaling (DVS) is one of the best ways to reduce the energy consumption of a device when there is a super-linear relationship between energy and supply voltage, and a pseudo-linear  ...  The memory is generally non-supply-voltage-scalable (NSVS), but its energy consumption is variable to its clock frequency and the total execution time.  ...  (SVCS) CPU for dynamic voltage scaling (DVS).  ... 
doi:10.1145/1013235.1013327 dblp:conf/islped/ChoC04 fatcat:noj3xyvbizh2lmsc5ilmi3eywa
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