Results 1 to 10 of about 221,208 (266)

RF-EMF Exposure Assessment: Comparison of Measurements in Airports and Flights with and Without Wi-Fi Service [PDF]

open access: yesSensors
This paper presents the results of personal exposure measurements to Radiofrequency Electromagnetic Fields from 2.4 GHz and 5.85 GHz Wi-Fi frequency bands.
Enrique Arribas   +7 more
doaj   +2 more sources

Wi-Fi Fingerprint Indoor Localization by Semi-Supervised Generative Adversarial Network [PDF]

open access: yesSensors
Wi-Fi fingerprint indoor localization uses Wi-Fi signal strength measurements obtained from a number of access points. This method needs manual data collection across a positioning area and an annotation process to label locations to the measurement sets.
Jaehyun Yoo
doaj   +2 more sources

Scalable Wi-Fi Backscatter Uplink Multiple Access for Battery-Free Internet of Things

open access: yesIEEE Access, 2021
This paper presents a scalable uplink multiple access (SUMA) protocol for bistatic Wi-Fi backscatter systems, composed of a Wi-Fi reader, Wi-Fi helper, and multiple Wi-Fi backscatter tags.
Jung-Hyok Kwon, Xue Zhang, Eui-Jik Kim
doaj   +1 more source

Analysis of the differences between Wi-Fi 6 and Wi-Fi 5 [PDF]

open access: yesE3S Web of Conferences, 2023
While Wi-Fi 5 is still sufficient for many organizations and businesses, it is important to consider and upgrade to Wi-Fi 6. This article discusses the main differences between Wi-Fi 5 and Wi-Fi 6.
Tokhirov Ezozbek, Aliev Ravshan
doaj   +1 more source

Long-Term Wi-Fi Exposure From Pre-Pubertal to Adult Age on the Spermatogonia Proliferation and Protective Effects of Edible Bird’s Nest Supplementation

open access: yesFrontiers in Physiology, 2022
Children are vulnerable to the radiofrequency radiation (RFR) emitted by Wi-Fi devices. Nevertheless, the severity of the Wi-Fi effect on their reproductive development has been sparsely available.
Farah Hanan Fathihah Jaffar   +4 more
doaj   +1 more source

Efficient Node Insertion Algorithm for Connectivity-Based Multipolling MAC Protocol in Wi-Fi Sensor Networks

open access: yesApplied Sciences, 2023
Since low-power Wi-Fi sensors are connected to the Internet, effective radio spectrum use is crucial for developing an efficient Medium Access Control (MAC) protocol for Wi-Fi sensor networks.
Woo-Yong Choi
doaj   +1 more source

An Accurate Platform for Investigating TCP Performance in Wi-Fi Networks

open access: yesFuture Internet, 2023
An increasing number of devices are connecting to the Internet via Wi-Fi networks, ranging from mobile phones to Internet of Things (IoT) devices. Moreover, Wi-Fi technology has undergone gradual development, with various standards and implementations ...
Shunji Aoyagi   +6 more
doaj   +1 more source

Wi-Fi/LTE-U Coexistence: Real-Time Issues and Solutions

open access: yesIEEE Access, 2020
Coexistence of small-cell LTE-U and Wi-Fi networks in unlicensed bands at 5 GHz is a topic of active interest, primarily driven by industry groups affiliated with the two (cellular and Wi-Fi) segments.
Vanlin Sathya   +3 more
doaj   +1 more source

A Survey of Wi-Fi 6: Technologies, Advances, and Challenges

open access: yesFuture Internet, 2022
Wi-Fi is a popular wireless technology and is continuously extended to keep pace with requirements such as high throughput, real-time communication, dense networks, or resource and energy efficiency.
Erfan Mozaffariahrar   +2 more
doaj   +1 more source

Learning Wi-Fi performance [PDF]

open access: yes2015 12th Annual IEEE International Conference on Sensing, Communication, and Networking (SECON), 2015
Accurate prediction of wireless network performance is important when performing link adaptation or resource allocation. However, the complexity of interference interactions at MAC and PHY layers, as well as the vast variety of possible wireless configurations make it notoriously hard to design explicit performance models. In this paper, we advocate an
Herzen Julien   +2 more
openaire   +1 more source

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