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Static Task-Scheduling Algorithms for Battery-Powered DVS Systems

by unknown authors
"... Abstract—Battery lifetime enhancement is a critical design parameter for mobile computing devices. Maximizing the battery lifetime is a particularly difficult problem due to the nonlinearity of the battery behavior and its dependence on the characteristics of the discharge profile. In this paper, we ..."
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, we address the problem of task scheduling with voltage scaling in a battery-powered single and multiprocessor system such that the residual charge or the battery voltage (the parameters for evaluating battery performance) is maximized. We propose an efficient heuristic algorithm using a charge

Real-Time Dynamic Voltage Scaling for Low-Power Embedded Operating Systems

by Padmanabhan Pillai, Kang G. Shin , 2001
"... In recent years, there has been a rapid and wide spread of nontraditional computing platforms, especially mobile and portable computing devices. As applications become increasingly sophisticated and processing power increases, the most serious limitation on these devices is the available battery lif ..."
Abstract - Cited by 501 (4 self) - Add to MetaCart
life. Dynamic Voltage Scaling (DVS) has been a key technique in exploiting the hardware characteristics of processors to reduce energy dissipation by lowering the supply voltage and operating frequency. The DVS algorithms are shown to be able to make dramatic energy savings while providing

Static Task Scheduling Algorithms for Battery Powered DVS Systems

by Princey Chowdhury, Chaitali Chakrabarti
"... Abstract — Battery lifetime enhancement is a critical design parameter for mobile computing devices. Maximizing the battery lifetime is a particularly difficult problem due to the non-linearity of the battery behavior and its dependence on the characteristics of the discharge profile. In this paper, ..."
Abstract - Cited by 4 (0 self) - Add to MetaCart
, we address the problem of task scheduling with voltage scaling in a battery-powered single and multi-processor system such that the residual charge or the battery voltage (the parameters for evaluating battery performance) is maximized. We propose an efficient heuristic algorithm using a charge

A dynamic task scheduling algorithm for battery powered dvs systems

by Jameel Ahmed, Chaitali Chakrabarti - In Proceedings of Int. Symp. Circuits and Systems. 813–816 , 2004
"... Battery lifetime enhancement is a critical design parameter for mobile computing devices. Maximizing battery lifetime is a particularly difficult problem due to the non-linearity of the battery behavior and its dependence on the characteristics of the discharge profile. In this paper we address the ..."
Abstract - Cited by 3 (0 self) - Add to MetaCart
the problem of dynamic task scheduling with voltage scaling in a battery-powered DVS system. The objective is to maximize the residual charge and the battery voltage after the execution of tasks. We present here a two phase algorithm: in the first phase (off-line) a battery-aware algorithm schedules the tasks

Intra-task voltage scheduling on DVS-enabled hard real-time systems

by Dongkun Shin, Jihong Kim - IEEE TRANSACTIONS ON CAD , 2005
"... This paper proposes a novel intra-task dynamic voltage scheduling (IntraDVS) framework for low-energy hard realtime applications. Based on a static timing analysis technique, the proposed approach controls the supply voltage within an individual task boundary. By fully exploiting all the slack time ..."
Abstract - Cited by 6 (0 self) - Add to MetaCart
Expert Group (MPEG)-4 encoder/decoder consumed only 35%–51 % of the energy consumption of the original program running on a fixed-voltage system with a power-down mode. The energy efficiency of the IntraDVS algorithms was also compared with that of task-level voltage scheduling algorithms

Parallel Genetic Algorithms for DVS Scheduling of Distributed Embedded Systems

by Man Lin, Chen Ding, St. Francis
"... Abstract. Many of today’s embedded systems, such as wireless and portable devices rely heavily on the limited power supply. Therefore, energy efficiency becomes one of the major design concerns for embedded systems. The technique of dynamic voltage scaling (DVS) can be exploited to reduce the power ..."
Abstract - Cited by 4 (0 self) - Add to MetaCart
Abstract. Many of today’s embedded systems, such as wireless and portable devices rely heavily on the limited power supply. Therefore, energy efficiency becomes one of the major design concerns for embedded systems. The technique of dynamic voltage scaling (DVS) can be exploited to reduce the power

Adaptive DVS management through elastic scheduling

by Mauro Marinoni, Giorgio Buttazzo - in Proc. 10th IEEE Conf. Emerging Technologies Factory Automation , 2005
"... Dynamic voltage scaling (DVS) is a technique used in modern microprocessors operated by battery to set voltage and frequency levels at proper values that meet performance requirements while minimizing energy con-sumption. Most of the present work on DVS manage-ment, however, is based on simplistic a ..."
Abstract - Cited by 4 (2 self) - Add to MetaCart
Dynamic voltage scaling (DVS) is a technique used in modern microprocessors operated by battery to set voltage and frequency levels at proper values that meet performance requirements while minimizing energy con-sumption. Most of the present work on DVS manage-ment, however, is based on simplistic

Feedback Dynamic Voltage Scaling DVS-EDF Scheduling: Correctness and PID-Feedback

by Yifan Zhu, Frank Mueller - WORKSHOP ON COMPILERS AND OPERATING SYSTEMS FOR LOW POWER , 2003
"... Dynamic voltage scaling (DVS) is a promising method for embedded systems to exploit multiple voltage and frequency levels and, subsequently, prolong battery life. In this paper, we present a novel approach using DVS technology as well as feedback control schemes on real-time embedded systems to achi ..."
Abstract - Cited by 9 (1 self) - Add to MetaCart
Dynamic voltage scaling (DVS) is a promising method for embedded systems to exploit multiple voltage and frequency levels and, subsequently, prolong battery life. In this paper, we present a novel approach using DVS technology as well as feedback control schemes on real-time embedded systems

FAST: Frequency-Aware Static Timing Analysis

by Kiran Seth, Aravindh Anantaraman, Frank Mueller, Eric Rotenberg - IN IEEE REAL-TIME SYSTEMS SYMPOSIUM , 2003
"... Power is a valuable resource in embedded systems as the lifetime of many such systems is constrained by their battery capacity. Recent advances in processor design have added support for dynamic frequency/voltage scaling (DVS) for saving power. Recent work on real-time scheduling focuses on saving p ..."
Abstract - Cited by 62 (6 self) - Add to MetaCart
Power is a valuable resource in embedded systems as the lifetime of many such systems is constrained by their battery capacity. Recent advances in processor design have added support for dynamic frequency/voltage scaling (DVS) for saving power. Recent work on real-time scheduling focuses on saving

Low-Energy Intra-Task Voltage Scheduling Using Static Timing Analysis

by Dongkun Shin, Jihong Kim, Seongsoo Lee - In Proceedings of the 38th Conference on Design Automation , 2001
"... We propose an intra-task voltage scheduling algorithm for lowenergy hard real-time applications. Based on a static timing analysis technique, the proposed algorithm controls the supply voltage within an individual task boundary. By fully exploiting all the slack times, a scheduled program by the pro ..."
Abstract - Cited by 58 (1 self) - Add to MetaCart
We propose an intra-task voltage scheduling algorithm for lowenergy hard real-time applications. Based on a static timing analysis technique, the proposed algorithm controls the supply voltage within an individual task boundary. By fully exploiting all the slack times, a scheduled program
Results 1 - 10 of 88