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Address:
IT – Aveiro
Instituto de Telecomunicações
Campus Universitário de Santiago
P-3810-193 AVEIRO - PORTUGAL
Tel: +351 234 377 900
Fax: +351 234 377 901
Down-link Architectures for next Generation of LEO Satellite,
Universidade de Aveiro,
PhD Student,
Raul Miguel Marques Arruela,
Supervisor: J. N. Matos,
Co-supervisor: T. Varum,
set-2019 - dez-2025
R. Arruela,
T. Varum,
J. N. Matos,
A Varactor-Based Balanced Biphase Variable Attenuator With a Novel Single Control Voltage Biasing Technique,
IEEE Transactions on Microwave Theory and Techniques,
Vol.,
No.,
pp. 1 - 15,
2025,
| Abstract
| BibTex
Published
R. Arruela,
T. Varum,
J. N. Matos,
Design of a Compact Ka-Band Reflection-Type Vector Modulator Phase Shifter,
IEEE Microwave and Wireless Technology Letters,
Vol. 34,
No. 1,
pp. 53 - 56,
January,
2024,
| Abstract
| BibTex
R. Arruela,
T. Varum,
J. N. Matos,
A 3.6 GHz Polar Reflection-Type Vector Modulator Phase Shifter With Amplitude Control Capability,
IEEE Access,
Vol. 11,
No. 1,
pp. 10687 - 10695,
January,
2023,
| Abstract
| Full text (PDF 3 MBs)
| BibTex
R. Arruela,
D. MARINHO,
T. Varum,
J. N. Matos,
Design and Characterization of an IQ Reflection-Type Vector Modulator for Ka-Band Using PIN Diodes,
IEEE Access,
Vol. 8,
No.,
pp. 212855 - 212864,
November,
2020,
| Abstract
| Full text (PDF 2 MBs)
| BibTex
D. MARINHO,
R. Arruela,
T. Varum,
J. N. Matos,
Software-Defined Radio Beamforming System for 5G/Radar Applications,
Applied Sciences,
Vol. 10,
No. 20,
pp. 7187 - 7187,
October,
2020,
| Abstract
| Full text (PDF 5 MBs)
| BibTex
T. Varum,
R. Correia,
A. Ramos,
R. Arruela,
B Lopes,
J. N. Matos,
STRx –Transmission and Reception System with Electronical Orientation for LEO SatCom Constellations,
IEEE International Symp. on Antennas and Propagation - IEEE AP-S/USNC-URSI,
Florence,
Italy,
July,
2024
| BibTex
R. Arruela,
D. MARINHO,
T. Varum,
J. N. Matos,
A Ka-band Frontend for mmWave MIMO and Beamforming Applications,
International Microwave and Optoelectronics Conf. - IMOC,
Aveiro,
Portugal,
November,
2019
| Full text (PDF 641 KBs)
| BibTex
D. MARINHO,
R. Arruela,
T. Varum,
J. N. Matos,
Application of Digital Beamforming to Software Defined Radio 5G/Radar Systems,
International Microwave and Optoelectronics Conf. - IMOC,
Aveiro,
Portugal,
November,
2019
| Full text (PDF 1 MB)
| BibTex
SI I&DT Copromoção Nr. 033623 - STRx - Sistema de transmissão e receção de sinal de orientação eletrónica para a próxima geração de constelações de satélites
