Design of multibeam parabolic reflectarray for high throughput satellites in Ka-band

Autor: Martínez de Rioja del Nido, José Daniel, Encinar Garcinuño, José Antonio, Pino García, Antonio, Rodríguez Vaqueiro, Yolanda, Arias Acuña, Marcos

Publikováno v: Actas del XXXIV Simposio Nacional de la Unión Científica Internacional de Radio URSI 2019 | XXXIV Simposio Nacional de la Unión Científica Internacional de Radio URSI 2019 | 04/09/2019-06/09/2019 | Sevilla (Spain)
Archivo Digital UPM
Universidad Politécnica de Madrid

This contribution describes the design and simulation results of aparabolic reflectarray antenna to produce multiple spot beams from a geostationary satellite, whichgeneratestwo adjacent beams per feed in orthogonal circular polarization (CP), separa

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::3cad55695845225ecfda61a64a256915
http://oa.upm.es/64879/

Preliminary simulations of a 1.8-m reflectarray antenna in a geostationary satellite to generate multi-spot coverage

Autor: Martínez de Rioja del Nido, José Daniel, Martínez de Rioja del Nido, Eduardo María, Encinar Garcinuño, José Antonio

Publikováno v: Proceedings of 13th European Conference on Antennas and Propagation (EuCAP) 2019 | 13th European Conference on Antennas and Propagation (EuCAP) 2019 | 31/03/2019-05/04/2019 | Cracovia (Polonia)
Archivo Digital UPM
Universidad Politécnica de Madrid

This contribution presents preliminary results of a 1.8-m reflectarray antenna proposed to generate a complete multi-spot coverage for transmission in broadband satellite communications in Ka-band. The antenna is designed according to a recently vali

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::485c2cb1095aa6860a43bbd325c09c44
https://oa.upm.es/64875/

Design of circularly polarized reflectarray antennas based on MoM analysis of multilayered periodic structures involving split rings

Autor: Florencio Díaz, Rafael, Rodríguez Boix, Rafael, Encinar Garcinuño, José Antonio

Publikováno v: Proceedings of 13th European Conference on Antennas and Propagation (EuCAP) 2019 | 13th European Conference on Antennas and Propagation (EuCAP) 2019 | 31/03/2019-05/04/2019 | Cracovia, Polonia
Archivo Digital UPM
Universidad Politécnica de Madrid

An efficient software has been implemented for the analysis of the scattering by multilayered periodic structures containing concentric metallic split rings in the unit cell. The software is based on the Method of Moments (MoM) in the spectral domain

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::1fec3db4c6c15d2b73f7d8d1e9a5a247
http://oa.upm.es/64877/

New bifocal design method for dual reflectarray configurations with application to multiple beam antennas in Ka-band

Autor: Martínez de Rioja del Nido, Eduardo María, Encinar Garcinuño, José Antonio, Pino García, Antonio, González Valdés, Borja

Publikováno v: Libro de Actas del XXXII Simposium Nacional de la Unión Científica Internacional de Radio, URSI 2017 | XXXII Simposium Nacional de la Unión Científica Internacional de Radio, URSI 2017 | 06/09/2017-08/09/2017 | Cartagena (España)
Archivo Digital UPM
Universidad Politécnica de Madrid

This contribution describes a new design technique for multi-beam dual reflectarray antennas with applications in multi-spot satellites. The bifocal design concept has been used to obtain closer beams than in a single focused antenna and, at the same

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::eb1a001ac32be2b2844e3baf6025b129
http://oa.upm.es/49532/

Numerical advances in the full-wave analysis of periodic multilayered structures with application to reflectarray antennas

Autor: Florencio Díaz, Rafael, Rodríguez Boix, Rafael, Encinar Garcinuño, José Antonio

Publikováno v: 2017 Computing and Electromagnetics International Workshop (CEM) | 2017 Computing and Electromagnetics International Workshop (CEM) | 21/06/2017-24/06/2017 | Barcelona, Spain
Archivo Digital UPM
Universidad Politécnica de Madrid

A novel hybrid spectral-spatial method of moments (MoM) approach is introduced for the analysis of multilayered periodic structures containing either patches or dipoles in the unit cell. The novel hybrid MoM approach and the pure spectral MoM approac

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::f19430e535454d8bc4696968a254bbb6
http://oa.upm.es/53669/