The Research Of Power Optimization Technologies Based On Android Phone

With the market share increasment and functional diversification of android OS in mobile phone,battery life of Android-powered devices is beginning to receive more and more attention in industry.There is no great significant breakthroughs of battery technology today,so power consumption for phone device is becoming more and more important..This paper research the power optimization techniques of Android-powered phone devices,improve the mobile phone battery life by analysis and study of components power model,components status model,system power optimization,components power optimization.First,analyze the status of researches at home and abroad,including power management technique based on hardware platform and power management technique based on software.Second,research the technique of power environment building,power analyze methods,hardware architectures,system power supply principle,system power supply topology.Build the component power model and get component power feature with the combination of software and hardware technology,and offers technical support for system and component power optimization..Third,research the running states and working characteristics of target components in system.By means of software arithmetic,build the component status model,and lay the foundation for system and component power optimization..Fourth,by using power model in combination with status model and components characteristics,analyze and research the power optimization technologies,including system optimization technologies and component optimization technologies.Improve the mobile phone battery life under the prerequisite of ensuring performance.By these power optimization technologies,new android phone product achieved the MP requirements on battery life,such as system-sleep,audio,video,photo,record and game scenarios.