Results 101 to 110 of about 3,021 (195)

Reconfigurable Antennas in mmWave MIMO Systems

open access: yes, 2017
The key obstacle to achieving the full potential of the millimeter wave (mmWave) band has been the poor propagation characteristics of wireless signals in this band.
Almasi, Mojtaba Ahmadi   +4 more
core  

Measurement and simulation of reflector antenna [PDF]

open access: yes, 2015
Well-established procedures are consolidated to determine the associated measurement uncertainty for a given antenna and measurements scenario [1-2]. Similar criteria for establishing uncertainties in numerical modelling of the same antenna are still to ...
Calvano, F.   +6 more
core  

Pentagonal Microstrip Antenna Equivalent to a Circular Microstrip Antenna for GPS Operation Frequency

open access: yesProgramación Matemática y Software, 2009
La antena pentagonal se diseña considerando su equivalencia en área a una antena de parche circular para la frecuencia de operación de GPS (Sistema de Posicionamiento Global, por sus siglas en inglés).
Margarita Tecpoyotl Torres   +5 more
doaj  

Radiowave Propagation Prediction in a Wind Farm Enviroment and Wind Turbine Scattering Model [PDF]

open access: yes, 2010
One of the environmental effects of wind farms is the electromagnetic interference due to the scattering produced by the wind turbines on the electromagnetic waves of different radio communication services propagating through them.
Blanco Gonzalez, Pedro   +3 more
core  

An Accurate Millimeter-Wave Imaging Algorithm for Close-Range Monostatic System. [PDF]

open access: yesSensors (Basel), 2023
Nie X   +5 more
europepmc   +1 more source

Human Exposure to Wireless Power Transmitter over Real Ground

open access: yesJournal of Communications Software and Systems
The paper undertakes a comparative examination between a novel analytical methodology and a conventional numerical technique to analyze human exposure to electromagnetic fields emitted by a vertically positioned, electrically short antenna over a real ...
Petra Rašić   +3 more
doaj   +1 more source

A slotted plus-shaped antenna with a DGS for 5G Sub-6 GHz/WiMAX applications. [PDF]

open access: yesHeliyon, 2022
Chandra Paul L   +5 more
europepmc   +1 more source

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