English
Related papers

Related papers: Characterizing Smartphone Power Management in the …

200 papers

An average smartphone is equipped with an abundance of sensors to provide a variety of vital functionalities and conveniences. The data from these sensors can be collected in order to find trends or discover interesting correlations in the…

Cryptography and Security · Computer Science 2020-03-16 Marios Fanourakis

Wearable devices that integrate multiple sensors, processors, and communication technologies have the potential to transform mobile health for remote monitoring of health parameters. However, the small form factor of the wearable devices…

Signal Processing · Electrical Eng. & Systems 2022-01-21 Dina Hussein , Ganapati Bhat , Janardhan Rao Doppa

Energy harvesting has emerged as a powerful technology for complementing current battery-powered communication systems in order to extend their lifetime. In this paper a general framework is introduced for the optimization of communication…

Information Theory · Computer Science 2012-03-14 Bertrand Devillers , Deniz Gunduz

Context information brings new opportunities for efficient and effective applications and services on mobile devices. A wide range of research has exploited context dependency, i.e., the relations between context(s) and the outcome, to…

Human-Computer Interaction · Computer Science 2012-09-11 Ahmad Rahmati , Clayton Shepard , Chad Tossell , Lin Zhong , Philip Kortum

The validation of modern software systems incorporates both functional and quality requirements. This paper proposes a validation approach for software quality requirement - its power consumption. This approach validates whether the…

Software Engineering · Computer Science 2007-05-23 Raimondas Lencevicius , Edu Metz , Alexander Ran

Batteries are dynamic systems with complicated nonlinear aging, highly dependent on cell design, chemistry, manufacturing, and operational conditions. Prediction of battery cycle life and estimation of aging states is important to…

Systems and Control · Electrical Eng. & Systems 2024-10-11 Joachim Schaeffer , Giacomo Galuppini , Jinwook Rhyu , Patrick A. Asinger , Robin Droop , Rolf Findeisen , Richard D. Braatz

Improving software performance through configuration parameter tuning is a common activity during software maintenance. Beyond traditional performance metrics like latency, mobile app developers are interested in reducing app energy usage.…

Software Engineering · Computer Science 2022-01-19 Qiang Xu , James C. Davis , Y. Charlie Hu , Abhilash Jindal

Recent advances in wireless power transfer (WPT) technology provide a cost-effective solution to charge wireless devices remotely without disruption to the use. In this paper, we propose an efficient wireless charging control method for…

Networking and Internet Architecture · Computer Science 2015-03-26 Suzhi Bi , Rui Zhang

In the era of sustainable transportation, the significance of electric vehicles (EVs) and their battery technology is becoming increasingly paramount. This study addresses the critical aspect of EV battery reliability, an essential factor…

Systems and Control · Electrical Eng. & Systems 2024-01-11 Jing , Lin , Christofer Silfvenius

The reliability of the results of self monitoring of the vitals in the wild using medical devices or wearables or camera based smart phone solutions is subject to variabilities such as position of placement, hardware of the device and…

Computer Vision and Pattern Recognition · Computer Science 2024-09-01 Nikhil S. Narayan , Shashanka B. R. , Rohit Damodaran , Chandrashekhar Jayaram , M. A. Kareem , Mamta P. , Saravanan K. R. , Monu Krishnan , Raja Indana

Quantum batteries, composed of quantum cells, are expected to outperform their classical analogs. The origin of such advantages lies in the role of quantum correlations, which may arise during the charging and discharging processes…

Understanding battery degradation in electric vehicles (EVs) under real-world conditions remains a critical yet under-explored area of research. Central to this investigation is the challenge of estimating the specific degradation modes in…

Optimization and Control · Mathematics 2024-05-20 Raja Abhishek Appana , Faissal El Idrissi , Prashanth Ramesh , Marcello Canova , Chun Yong Kang , Kimoon Um

Background: Smartphones are now nearly ubiquitous; their numerous built-in sensors enable continuous measurement of activities of daily living, making them especially well-suited for health research. Researchers have proposed various human…

Human-Computer Interaction · Computer Science 2021-03-29 Marcin Straczkiewicz , Peter James , Jukka-Pekka Onnela

As an environment-friendly substitute for conventional fuel-powered vehicles, electric vehicles (EVs) and their components have been widely developed and deployed worldwide. The large-scale integration of EVs into power grid brings both…

Other Computer Science · Computer Science 2016-09-12 Wanrong Tang , Suzhi Bi , Ying Jun , Zhang

Control of systems of automated guided vehicles involves action planning at many levels. For efficient control of these systems, accurate estimation of cost parameters (speed, energy, task completion performance, \textit{et~cetera} is…

Robotics · Computer Science 2018-08-24 Pragna Das , Lluís Ribas Xirgo

Theoretical explorations have revealed that quantum batteries can exploit quantum correlation to achieve faster charging, thus promising exciting applications in future technologies. Using NMR architecture, here we experimentally…

Quantum Physics · Physics 2022-10-26 Jitendra Joshi , T S Mahesh

Batteries are nonlinear dynamical systems that can be modeled by Porous Electrode Theory models. The aim of optimal fast charging is to reduce the charging time while keeping battery degradation low. Most past studies assume that model…

Systems and Control · Electrical Eng. & Systems 2024-10-14 Minsu Kim , Joachim Schaeffer , Marc D. Berliner , Berta Pedret Sagnier , Rolf Findeisen , Richard D. Braatz

Accurate state-of-charge (SOC) estimation is essential for optimizing battery performance, ensuring safety, and maximizing economic value. Conventional current and voltage measurements, however, have inherent limitations in fully inferring…

Systems and Control · Electrical Eng. & Systems 2025-06-25 Xiaolei Bian , Changfu Zou , Björn Fridholm , Christian Sundvall , Torsten Wik

There is a research field of human activity recognition that automatically recognizes a user's physical activity through sensing technology incorporated in smartphones and other devices. When sensing daily activity, various measurement…

Human-Computer Interaction · Computer Science 2021-01-05 Tatsuhito Hasegawa

Power side channel is a very important category of side channels, which can be exploited to steal confidential information from a computing system by analyzing its power consumption. In this paper, we demonstrate the existence of various…

Cryptography and Security · Computer Science 2015-12-29 Lin Yan , Yao Guo , Xiangqun Chen , Hong Mei