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Power evaluation of a handheld computer

M.A. Viredaz, D.A. Wallach
2003 IEEE Micro  
This article presents a comprehensive study of a handheld device's power consumption. We measured the total power as well as the power dissipated by six subcircuits.  ...  Because large, heavy batteries are unacceptable for handheld computers, low-power design and power management are crucial for these systems.  ...  Many other members of the Compaq Western Research Laboratory and the Compaq System Research Center made significant contributions to the project.  ... 
doi:10.1109/mm.2003.1179900 fatcat:zporxvi6xnfwlg23ubhmadeg2m

Transparent resource sharing framework for internet services on handheld devices

Wouter Haerick, Tim Wauters, Chris Develder, Filip De Turck, Bart Dhoedt
2010 Annales des télécommunications  
In a proof-of-concept, we evaluate the delay to offload a client application to an idle computer and study the impact on battery autonomy as a function of the CPU cycles that can be offloaded.  ...  Handheld devices have limited processing power and a short battery lifetime.  ...  Develder is supported by the Research Foundation -Flanders (FWO-Vl.) as a postdoctoral fellow.  ... 
doi:10.1007/s12243-010-0168-0 fatcat:py4h744rl5aa7i6abxfcvktwku

A Handheld Computer as Part of a Portable In Vivo Knee Joint Load-Monitoring System

J. A. Szivek, V. S. Nandakumar, C. P. Geffre, C. P. Townsend
2008 Journal of Medical Devices  
In order to make the monitoring system portable, a handheld computer with custom software, a USB powered miniature wireless receiver and a battery-powered coil were developed to replace a currently used  ...  The newly developed handheld based system had a maximum accuracy of 99% when compared to the computer based system. NIH Public Access  ...  A handheld computer was chosen because it is small, light, battery powered and could be worn on a belt.  ... 
doi:10.1115/1.2952815 pmid:19789715 pmcid:PMC2752888 fatcat:xmpk5z62m5envl4gp6cztgy3pq

Guest editors' introduction - Handheld computing

B.A. Myers, M. Beigl
2003 Computer  
Although the authors also point out some drawbacks of current technology, such as the limited user interface and computational power, their VeGame demonstrates how a handheld device offers advantages over  ...  Developers of handheld applications-especially those running in a collaborative setting-require support for design, implementation, and evaluation.  ... 
doi:10.1109/mc.2003.1231191 fatcat:viapdaow4vbo7cn5jnnkobqf4y

Accentuated Factors of Handheld Computing [chapter]

Bo Andersson, Stefan Henningsson
2013 Information Systems Development  
Eventually, these two steps develop the framework towards a theoretical contribution as theory for describing handheld computing from a designer's perspective.  ...  We evaluate the framework based on criteria of completeness, distinctiveness, and simplicity.  ...  Our purpose is to develop and evaluate a framework for capturing aspects of handheld computing to be of importance during the analysis and design phases of mobile IS development.  ... 
doi:10.1007/978-1-4614-4951-5_24 dblp:conf/isdevel/AnderssonH11 fatcat:fje5j3kg7jhdncgvgvbmvkyd3u

Towards mobile authentication using dynamic signature verification: Useful features and performance evaluation

Marcos Martinez-Diaz, Julian Fierrez, Javier Galbally, Javier Ortega-Garcia
2008 Pattern Recognition (ICPR), Proceedings of the International Conference on  
The proliferation of handheld devices such as PDAs and smartphones represents a new scenario for automatic signature verification.  ...  Results confirm an increased signature variability in the case of handheld devices. 1  ...  These devices represent a clear target for the deployment of a signature verification system, providing enough processing power and a stylus-based input.  ... 
doi:10.1109/icpr.2008.4761849 dblp:conf/icpr/Martinez-DiazFGO08 fatcat:l37nmginjvbibedstqts5ib42y

Use of handheld computers in medical education

Anna Kho, Laura E. Henderson, Daniel D. Dressler, Sunil Kripalani
2006 Journal of general internal medicine  
BACKGROUND: Over the past decade, handheld computers (or personal digital assistants [PDAs]) have become a popular tool among medical trainees and physicians.  ...  Satisfaction was generally high and correlated with the level of handheld computer experience. Most of the studies included described PDA use for patient tracking and documentation.  ...  Sharon Straus for her review of the search results, and Dr. Neil Winawer for his critical review of the manuscript. Dr.  ... 
doi:10.1111/j.1525-1497.2006.00444.x pmid:16704405 pmcid:PMC1484794 fatcat:ufq5cwwrwvh7pctyuutbvh7xom

Big NB-IoT Data: Enhancing Portability of Handheld Narrow-Band Internet of Things Performance on Big Data Technology

Jie Xu, Fazlullah Khan
2021 Mobile Information Systems  
The proposed handheld terminal has a wide variety of commercial applications in intelligent manufacturing and smart parking.  ...  In order to secure the balance of task execution latency across NB-IoT devices, in this research work, we design a handheld NB-IoT wireless communication device.  ...  have not even been meant to be small computers for low-power devices such as remote sensors [13] .  ... 
doi:10.1155/2021/1872140 fatcat:ak455wl35rajjlihv25gjq56sm

Integrating Handhelds into Environments of Cooperating Smart Everyday Objects [chapter]

Frank Siegemund, Tobias Krauer
2004 Lecture Notes in Computer Science  
Smart objects then outsource computations to handhelds and thereby gain access to their resources.  ...  As a result, this allows smart items to transfer a graphical user interface to a nearby handheld, and facilitates the collaborative processing of sensory data because of the more elaborate storage and  ...  Because of the more powerful computational capabilities of handhelds it can thereby carry out more demanding algorithms for evaluating sensory data.  ... 
doi:10.1007/978-3-540-30473-9_16 fatcat:agbj54ush5enljtixy34664qfy

Handheld Computers for Direct Observation of the Social and Physical Environment

Clarence C. Gravlee, Shannon N. Zenk, Sachiko Woods, Zachary Rowe, Amy J. Schulz
2006 Field Methods  
This article evaluates the use of handheld computers for systematic observation of the social and physical environments.  ...  We conclude that handheld computers are a feasible alternative to pen-and-paper forms, and we identify ways that future researchers can maximize the advantages of CADC with handheld computers to advance  ...  This article contributes to the development of neighborhood observational methods by evaluating the use of handheld computers to collect neighborhood observational data.  ... 
doi:10.1177/1525822x06293067 fatcat:mi4g3z7qrbdxbb4m3xnsrz6d74

DeepWear: Adaptive Local Offloading for On-Wearable Deep Learning [article]

Mengwei Xu, Feng Qian, Mengze Zhu, Feifan Huang, Saumay Pushp, Xuanzhe Liu
2021 arXiv   pre-print
Due to their on-body and ubiquitous nature, wearables can generate a wide range of unique sensor data creating countless opportunities for deep learning tasks.  ...  DeepWear strategically offloads DL tasks from a wearable device to its paired handheld device through local network.  ...  In addition, our offloading target (the handheld) introduces additional complexities: despite being more powerful than a wearable, a handheld still has limited processing power (compared to the cloud)  ... 
arXiv:1712.03073v3 fatcat:6zgkveypofeuvblm6oj5g32tni

Image Quality Characteristics of Handheld Display Devices for Medical Imaging

Asumi Yamazaki, Peter Liu, Wei-Chung Cheng, Aldo Badano, Christian Lovis
2013 PLoS ONE  
Handheld devices such as mobile phones and tablet computers have become widespread with thousands of available software applications.  ...  While a 5 mega-pixel monochrome workstation display has horizontal and vertical modulation transfer factors of 0.52 and 0.47 at the Nyquist frequency, the handheld displays released after 2011 can have  ...  This is a contribution of the FDA and is not subject to copyright. Author Contributions Conceived and designed the experiments: AB. Performed the experiments: AY PL WCC. Analyzed the data: AY AB.  ... 
doi:10.1371/journal.pone.0079243 pmid:24236113 pmcid:PMC3827384 fatcat:aab3obma2jhfpigelcsbqqwope

When to use a compilation service?

Jeffrey Palm, Han Lee, Amer Diwan, J. Eliot B. Moss
2002 Proceedings of the joint conference on Languages, compilers and tools for embedded systems software and compilers for embedded systems - LCTES/SCOPES '02  
However, short battery life rather than computational capability often limits the usefulness of handheld computers. This paper considers how to reduce the energy consumption of Java applications.  ...  Modern handheld computers are certainly capable of running general purpose applications, such as Java virtual machines.  ...  ., half of the handheld power) for these graphs.  ... 
doi:10.1145/513860.513862 fatcat:psfrsku7ojhvldudpiyxy2cdfu

When to use a compilation service?

Jeffrey Palm, Han Lee, Amer Diwan, J. Eliot B. Moss
2002 SIGPLAN notices  
However, short battery life rather than computational capability often limits the usefulness of handheld computers. This paper considers how to reduce the energy consumption of Java applications.  ...  Modern handheld computers are certainly capable of running general purpose applications, such as Java virtual machines.  ...  ., half of the handheld power) for these graphs.  ... 
doi:10.1145/566225.513862 fatcat:23l4m3zj5jgnnmddzrk2f3adoa

When to use a compilation service?

Jeffrey Palm, Han Lee, Amer Diwan, J. Eliot B. Moss
2002 Proceedings of the joint conference on Languages, compilers and tools for embedded systems software and compilers for embedded systems - LCTES/SCOPES '02  
However, short battery life rather than computational capability often limits the usefulness of handheld computers. This paper considers how to reduce the energy consumption of Java applications.  ...  Modern handheld computers are certainly capable of running general purpose applications, such as Java virtual machines.  ...  ., half of the handheld power) for these graphs.  ... 
doi:10.1145/513829.513862 dblp:conf/lctrts/PalmLDM02 fatcat:3na2lckse5c63lw4yecf6y6wc4
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