Results 101 to 110 of about 4,264 (215)

A Dual- Linearly polarized Ku/K Band Reflectarray for Broadcast and Fixed Satellite Services

open access: yesJournal of High-Frequency Communication Technologies
A novel single layer, dual polarized dual band reflectarray is constructed by implementing independent control over each band. The downlink element in the Ku-band employs a vertical slot embedded with semi-circular rings, featuring 841 elements, and is ...
Vidhyashree S, Kavitha Narayanasamy
doaj   +1 more source

Cellular Reflectarray Antenna [PDF]

open access: yes, 2010
The cellular reflectarray antenna is intended to replace conventional parabolic reflectors that must be physically aligned with a particular satellite in geostationary orbit.
Romanofsky, Robert R.
core  

The Evolutions of Reflectarray Antennas for Small Satellites: Navigating to Design, Fabrication, and Performance Techniques

open access: yesIEEE Access
Classical antennas in small satellites such as reflectors and phased arrays have encountered significant challenges, including restricted beam steering capabilities and complex deployment mechanisms.
Jasim Uddin   +7 more
doaj   +1 more source

Enhanced signal coverage in Metropolitan areas using slotted square reflectarray antennas

open access: yesJournal of Engineering and Applied Science
Efficient wireless communication in densely populated urban environments often encounters challenges related to signal propagation, especially in indoor and obstructed settings.
V. Narasimha Nayak   +6 more
doaj   +1 more source

Design of High Gain Single Layer Reflectarray Antenna using Ring and Double Square Elements

open access: yes, 2019
A center feed reflectarray antenna is presented in this paper. Reflectarray antenna surface consists of the single layer unit cells. Each unit cell has a circular ring and a double square. Dimensions of the unit cells are selected such that a progressive
Kausar, Ahmed   +7 more
core   +1 more source

The contribution of Julien Perruisseau-Carrier to reconfigurable reflectarray antennas [PDF]

open access: yes, 2015
An invited talk on the Contribution of Julien Perruisseau-Carrier to Reconfigurable Reflectarray ...
Rodríguez Boix, Rafael   +2 more
core  

Dielectric resonator reflectarray antenna in Ku-Band [PDF]

open access: yes, 2014
Direct broadcasting satellite has become a vital system in satellite communication globally especially for digital broadcasting purposes. Currently, a parabolic antenna is normally used for this application, however the advantages of reflectarray which ...
Dzulkipli, Nur Izyani
core  

Reflectarray Antennas

open access: yesInternational Journal of Computer Applications, 2014
Amit A. Deshmukh   +3 more
openaire   +1 more source

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