Abstract
Smartphones are now equipped with high-performance processors to meet the increasing complexity of apps. However, these processors drain the battery quickly, which has become a major concern for Smartphone users. The latest big.LITTLE multicore architecture provides new energy-saving facilities in addition to traditional DVFS technique. But this mechanism has not been well exploited by current Smartphones. In this paper, we propose a framework that records the performance demands for repetitive app usage scenarios, and adjusts the big.LITTLE processor to an energy-efficient configuration for subsequent executions of these scenarios. We implemented our framework on Android Smartphones, and the experiments achieve 30% energy saving on average without compromising user experience.
| Original language | English |
|---|---|
| Title of host publication | Proceedings of the 54th Annual Design Automation Conference 2017, DAC 2017 |
| Publisher | Institute of Electrical and Electronics Engineers Inc. |
| ISBN (Electronic) | 9781450349277 |
| DOIs | |
| Publication status | Published - 18 Jun 2017 |
| Externally published | Yes |
| Event | 54th Annual Design Automation Conference, DAC 2017 - Austin, United States Duration: 18 Jun 2017 → 22 Jun 2017 |
Publication series
| Name | Proceedings - Design Automation Conference |
|---|---|
| Volume | Part 128280 |
| ISSN (Print) | 0738-100X |
Conference
| Conference | 54th Annual Design Automation Conference, DAC 2017 |
|---|---|
| Country/Territory | United States |
| City | Austin |
| Period | 18/06/17 → 22/06/17 |
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 7 Affordable and Clean Energy
Keywords
- DVFS
- Smartphone
- big.LITTLE architecture
- energy efficiency
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