Results 41 to 50 of about 7,433,302 (356)

A USRP-Based Multi-Antenna Testbed for Reception of Multi-Site Cellular Signals

open access: yesIEEE Access, 2019
This paper presents a design of a Software Defined Radio (SDR) multi-antenna testbed able to record live cellular signals from multiple sites. This measurement setup based on Universal Software Radio Peripheral (USRP) boards, is used to record live Long ...
Tomasz Izydorczyk   +3 more
doaj   +1 more source

Wireless mesh networks

open access: yesJournal of Telemedicine and Telecare, 2008
Wireless telemedicine using GSM and GPRS technologies can only provide low bandwidth connections, which makes it difficult to transmit images and video. Satellite or 3G wireless transmission provides greater bandwidth, but the running costs are high. Wireless networks (WLANs) appear promising, since they can supply high bandwidth at low cost. However,
openaire   +3 more sources

General Model for Infrastructure Multi-channel Wireless LANs

open access: yes, 2010
In this paper we develop an integrated model for request mechanism and data transmission in multi-channel wireless local area networks. We calculated the performance parameters for single and multi-channel wireless networks when the channel is noisy. The
Amer, Abdelsalam, Gebali, Fayez
core   +1 more source

6G White Paper on Machine Learning in Wireless Communication Networks

open access: yes, 2020
The focus of this white paper is on machine learning (ML) in wireless communications. 6G wireless communication networks will be the backbone of the digital transformation of societies by providing ubiquitous, reliable, and near-instant wireless ...
Abbas, Robert   +26 more
core   +1 more source

Towards 6G wireless communication networks: vision, enabling technologies, and new paradigm shifts

open access: yesScience China Information Sciences, 2020
The fifth generation (5G) wireless communication networks are being deployed worldwide from 2020 and more capabilities are in the process of being standardized, such as mass connectivity, ultra-reliability, and guaranteed low latency.
X. You   +49 more
semanticscholar   +1 more source

Nonlinear Fiber Loop Mirror Optimization to Enhance the Performance of Multiwavelength Brillouin/Erbium-Doped Fiber Laser

open access: yesIEEE Photonics Journal, 2014
The performance of multiwavelength BEFL based on nonlinear fiber loop mirror (NOLM) optimization has been experimentally investigated. The NOLM is optimized to act as highly reflective mirror, which results in reducing the threshold power and enhancing ...
A. W. Al-Alimi, M. H. Yaacob, A. F. Abas
doaj   +1 more source

Achieving High UAV Uplink Throughput by Using Beamforming on Board

open access: yesIEEE Access, 2020
High-throughput unmanned aerial vehicle (UAV) communication may unleash the true potential of novel applications for aerial vehicles but also represents a threat for cellular networks due to the high levels of generated interference.
Tomasz Izydorczyk   +5 more
doaj   +1 more source

ADO: An open digital end-to-end tank based aquaculture platform

open access: yesHardwareX, 2022
The ADO project proposes the development of an IoT solution that allows the digitization of the aquaculture sector, developing the basic elements (data acquisition systems, data storage system and visualization platform) in open source format. Hence, ADO
Ioana Suciu   +3 more
doaj   +1 more source

Building Programmable Wireless Networks: An Architectural Survey

open access: yes, 2014
In recent times, there have been a lot of efforts for improving the ossified Internet architecture in a bid to sustain unstinted growth and innovation.
Ahad, Nauman   +2 more
core   +1 more source

Millimeter-Wave Cellular Wireless Networks: Potentials and Challenges [PDF]

open access: yesProceedings of the IEEE, 2014
Millimeter-wave (mmW) frequencies between 30 and 300 GHz are a new frontier for cellular communication that offers the promise of orders of magnitude greater bandwidths combined with further gains via beamforming and spatial multiplexing from ...
S. Rangan, T. Rappaport, E. Erkip
semanticscholar   +1 more source

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