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Architecture of a Junkyard Datacenter
[article]
2021
arXiv
pre-print
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Traditional discussions of the energy-efficiency of compute measure operational energy, i.e.\ how many FLOPS in a 50\,MW datacenter. ...
The second considers use of components beyond compute, such as batteries or radios in smartphone platforms. We use these metrics to redefine device service lifetime in terms of carbon efficiency. ...
Furthermore, WiFi, 3G, and 4G involve differing energy intensities. When a Nexus 5 acts as a hotspot, all networking occurs over 4G. ...
arXiv:2110.06870v1
fatcat:my3tz5yg2vdpzeb4jvpyvmkooe
5G Is Out There: How to Ride the Market Storm and Thrive
2021
Journal of Telecommunications and Information Technology
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We identify the risks and uncertainties for the network providers and the likely requirements for a sustainable 5G business model and will describe our view of the steps necessary for a 5G successful outcome ...
We examine the changes in the commercial model adopted by the mobile ICT industry, due to the advent of 5G technology. ...
A low to mid-band 5G network has similar form and cost to an equally dense 4G implementation. ...
doi:10.26636/jtit.2021.151521
fatcat:gmpjezdrezfdtpwmlx2i6pb474
COVID-SAFE: An IoT-based System for Auto-mated Health Monitoring and Surveillance in Post-Pandemic Life
2020
IEEE Access
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The proposed framework consists of three parts: a lightweight and low-cost IoT node, a smartphone application (app), and fog-based Machine Learning (ML) tools for data analysis and diagnosis. ...
In this article, we present a potential application of the Internet of Things (IoT) in healthcare and physical distance monitoring for pandemic situations. ...
An IoT system for healthcare is typically composed of many sensors connected to a server; it gives real-time monitoring of an environment or users. ...
doi:10.1109/access.2020.3030194
pmid:34812362
pmcid:PMC8545279
fatcat:loq2zamu2ncdvelqhoxosvamgq
Evaluating Smartphone Accuracy for RSSI Measurements
2021
IEEE Transactions on Instrumentation and Measurement
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to the smartphone orientation. ...
We show that the orientation of the smartphone, the position or orientation of the source, and the transmission power have a significant impact on the accuracy of the measurements. ...
This source is typical of what can be found from a real Bluetooth low energy consumer device. ...
doi:10.1109/tim.2020.3048776
fatcat:dtuo2qzch5e35pnqozwot7rrju
Bootstrapping energy debugging on smartphones
2011
Proceedings of the 10th ACM Workshop on Hot Topics in Networks - HotNets '11
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or combination) that causes an unexpected amount of high energy consumption by the system as a whole. ...
The taxonomy shows the highly diverse nature of smartphone ebugs. We then propose a roadmap towards developing a systematic diagnosing framework for debugging ebugs on smartphones. ...
TOWARDS ENERGY DEBUGGING ON SMARTPHONES Currently, systematic treatment of ebugs on smartphones does not exist, and users cope with ebugs in an ad-hoc manner. ...
doi:10.1145/2070562.2070567
dblp:conf/hotnets/PathakHZ11
fatcat:lyz4vioaardfdfkcdn4bmoliza
Power Consumption Modeling and Analysis of Integrated Optical-Wireless Access Network
2017
International Journal of Electrical and Computer Engineering (IJECE)
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The constructed model will provide insight of the energy performance of the integrated access network so that in the network design process, focus can be done to the most energy saving strategies. ...
The integration of optical and wireless technologies at access networks are considered as a future solution which provide both high bandwidth and high mobility in an efficient way. ...
ACKNOWLEDGEMENTS This work is supported by Ministry of Education and the administration of Universiti Teknologi Malaysia (UTM) for the project financial support through FRGS Fund vote number 4F407. ...
doi:10.11591/ijece.v7i6.pp3475-3483
fatcat:nx6oj37e5bbahndvbj24mmuc5q
Gateways to Heaven
2019
Proceedings of the 17th International Conference on Advances in Mobile Computing & Multimedia
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The Internet of Things (IoT) enables connected devices that are an integral part of the physical world. ...
These options have a significant impact on the overall end-to-end architecture and topology of IoT systems, e.g., in determining how much computation can be performed on the edge of the network. ...
In addition to (or instead of) smartphone based connectivity, many consumer-oriented IoT systems such as smart home lighting or security systems may also utilize the Wi-Fi network that the consumers already ...
doi:10.1145/3365921.3365930
dblp:conf/momm/TaivalsaariM19
fatcat:vh55pmvsj5dvxlkijwczctcvgq
Power Consumption Analysis, Measurement, Management, and Issues: A State-of-the-Art Review of Smartphone Battery and Energy Usage
2019
IEEE Access
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The advancement and popularity of smartphones have made it an essential and all-purpose device. But lack of advancement in battery technology has held back its optimum potential. ...
Therefore, considering its scarcity, optimal use and efficient management of energy are crucial in a smartphone. ...
The MDA algorithm can reduce more energy consumption than SDA using a 4G network with rigorous smartphone usage. ...
doi:10.1109/access.2019.2958684
fatcat:52m6kmfxcngpdmhkyzmcsw4qk4
Survey of WBSNs for Pre-Hospital Assistance: Trends to Maximize the Network Lifetime and Video Transmission Techniques
2015
Sensors
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OPEN ACCESS Sensors 2015, 15 11994 Keywords: wireless body sensor network; emergency mobile healthcare; optimization system for adaptive model; energy consumption ...
Wireless body sensor networks (WBSNs) are a promising technology capable of improving the existing practices in condition assessment and care delivery for a patient in a medical emergency. ...
Acknowledgments This work has been funded by the Research Chair on Mobility and Wireless Networks at Tecnologico de Monterrey, Campus Monterrey, Mexico. ...
doi:10.3390/s150511993
pmid:26007741
pmcid:PMC4481935
fatcat:qucnbeksnjb6xkapfqton6whmu
Capillary networks
2012
Proceedings of the first workshop on Urban networking - UrbaNe '12
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In this paper, we present our vision of the networking challenges induced by the rise of Smart Cities. ...
Smart Cities leverage massive data collected by sensors, connected devices, social applications, etc. for proving a whole set of new services to the citizens. ...
Our standpoint is that enabling Smart Cities yields the need for an adequate networking paradigm. ...
doi:10.1145/2413236.2413243
fatcat:kpecittngfa2zclp6ko6qsyazy
A Comprehensive Study on Simulation Techniques for 5G Networks: State of the Art Results, Analysis, and Future Challenges
2020
Electronics
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Moreover, until a full transition to 5G networks takes place, coexistence with currently deployed fourth generation (4G) networks will be a challenging issue for radio network planning. ...
the need for the development of simulation environments able to incorporate the various and diverse aspects of 5G wireless cellular networks. ...
network energy efficiency. ...
doi:10.3390/electronics9030468
fatcat:tviwec3vybdavfwc36hbhb2tsi
Internet of Things Architectures, Technologies, Applications, Challenges, and Future Directions for Enhanced Living Environments and Healthcare Systems: A Review
2019
Electronics
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Internet of Things (IoT) is an evolution of the Internet and has been gaining increased attention from researchers in both academic and industrial environments. ...
IoT provides important characteristics to healthcare systems, such as availability, mobility, and scalability, that offer an architectural basis for numerous high technological healthcare applications, ...
The GPRS/3G/HSDPA and 4G are incorporated in the majority of smartphones and are significant to provide Internet connection when Wi-Fi networks are not available. ...
doi:10.3390/electronics8101081
fatcat:hhvkh6elbfghbm3aadddodhipq
Technologies Trend towards 5G Network for Smart Health-Care Using IoT: A Review
2020
Sensors
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an amalgamation of IoT devices that require improved network performance and enhanced cellular coverage. ...
Therefore, the 5G networks are being designed and developed to tackle the diverse communication needs of health-care applications in Internet of Things (IoT). 5G assisted smart health-care networks are ...
The strategy presents a model that is applicable to a large number of medical health-care applications in different mobile gadgets, such as smartwatches and smartphones. ...
doi:10.3390/s20144047
pmid:32708139
fatcat:jgr6z7lcznfjthk7nppc7jrmae
Road to 5G: Key Enabling Technologies
2019
Journal of Communications
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It presents existing and new enabling technologies towards future mobile systems and discusses challenges they face following two aspects: wireless technologies and network technologies. ...
and use cases with specific sets of requirements. ...
The management of cloud-based applications, either for 4G or future 5G networks, can also be improved through MEC. ...
doi:10.12720/jcm.14.11.1034-1048
fatcat:gff7ailvxnbrhgkzjcsbusn7dq
Adoption of Internet of Things Technologies in Enterprises
2019
Database Systems Journal
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The Internet of Things (IoT) pervades any device that has or that can be upgraded with an Internet connection capability. ...
This newer version of IP has more than enough addresses, about 3.4×1038 addresses to serve all IP networking needs for the foreseeable future when more than twenty-four billion smart things will be connected ...
Acknowledgment We are grateful to all of the members of the Department of Informatics and Economic Cybernetics and Department of Management at The University of Economic Studies with whom we have the pleasure ...
doaj:82ceefd554794a2290b6847c2a2cd187
fatcat:5ahiroj7srfbffqmzue5tu7uli
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