Results 21 to 30 of about 300,516 (230)

Smart wall by wireless sensor network toward building energy optimization [PDF]

open access: yesE3S Web of Conferences, 2022
Buildings design and operation are responsible for occupant comfort. Buildings facades and walls can be engineered to control solar energy for photovoltaic electricity generation, daylighting, heating, ventilation, thermal insulation, and energy storage.
Doublali Asmaa   +3 more
doaj   +1 more source

Freenet: Spectrum and energy harvesting wireless networks [PDF]

open access: yesIEEE Network, 2016
The dramatic mobile data traffic growth is not only resulting in the spectrum crunch but is also leading to exorbitant energy consumption. It is thus desirable to liberate mobile and wireless networks from the constraint of the spectrum scarcity and to rein in the growing energy consumption.
Nirwan Ansari, Tao Han 0002
openaire   +2 more sources

Energy-Efficient Transmission for Wireless Energy Harvesting Nodes [PDF]

open access: yesIEEE Transactions on Wireless Communications, 2013
Energy harvesting is increasingly gaining importance as a means to charge battery powered devices such as sensor nodes. Efficient transmission strategies must be developed for Wireless Energy Harvesting Nodes (WEHNs) that take into account both the availability of energy and data in the node.
Maria Gregori, Miquel Payaró
openaire   +3 more sources

Review of Next-Generation Wireless Devices with Self-Energy Harvesting for Sustainability Improvement

open access: yesEnergies, 2023
Wireless methodologies are the focal point of electronic devices, including telephones, computers, sensors, mobile phones, laptops, and wearables. However, wireless technology is not yet utilized extensively in underwater and deep-space communications ...
James Deva Koresh Hezekiah   +6 more
doaj   +1 more source

Wireless Networks With RF Energy Harvesting: A Contemporary Survey [PDF]

open access: yesIEEE Communications Surveys and Tutorials, 2014
Radio frequency (RF) energy transfer and harvesting techniques have recently become alternative methods to power the next-generation wireless networks.
Xiao Lu   +4 more
semanticscholar   +1 more source

Harnessing Energy for Wearables: A Review of Radio Frequency Energy Harvesting Technologies

open access: yesEnergies, 2023
Wireless energy harvesting enables the conversion of ambient energy into electrical power for small wireless electronic devices. This technology offers numerous advantages, including availability, ease of implementation, wireless functionality, and cost ...
Ezekiel Darlington Nwalike   +5 more
doaj   +1 more source

Radio Frequency Energy Harvesting Sources [PDF]

open access: yesActa Electrotechnica et Informatica, 2017
This radio frequency (RF) energy harvesting is an emerging technology and research area that promises to produce energy to run low-power wireless devices.
Action NECHIBVUTE   +3 more
doaj   +1 more source

Electric-Field Energy Harvesting in Wireless Networks [PDF]

open access: yesIEEE Wireless Communications, 2017
Electric-field energy harvesting (EFEH) can be considered as an emerging and promising alternative for self-sustainable next-generation WSNs. Unlike conventional harvesting methods that rely on ambient variables, EFEH provides more reliable and durable operation as it is operable with any voltage-applied conductive material.
Cetinkaya, O., Akan, O.B.
openaire   +2 more sources

Optimum energy harvesting model for bidirectional cognitive radio networks

open access: yesEURASIP Journal on Wireless Communications and Networking, 2021
Wireless devices’ energy efficiency and spectrum shortage problem has become a key concern worldwide as the number of wireless devices increases at an unparalleled speed.
Mohammad Kamrul Hasan   +5 more
doaj   +1 more source

Statistical-QoS Guaranteed Energy Efficiency Optimization for Energy Harvesting Wireless Sensor Networks

open access: yesSensors, 2017
Energy harvesting, which offers a never-ending energy supply, has emerged as a prominent technology to prolong the lifetime and reduce costs for the battery-powered wireless sensor networks.
Ya Gao, Wenchi Cheng, Hailin Zhang
doaj   +1 more source

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