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Ricardo Figueiredo
Ricardo Figueiredo
Auxiliary Researcher
Email verificata su av.it.pt - Home page
Titolo
Citata da
Citata da
Anno
RF energy harvesting and wireless power transfer for energy autonomous wireless devices and RFIDs
K Niotaki, NB Carvalho, A Georgiadis, X Gu, S Hemour, K Wu, D Matos, ...
IEEE Journal of Microwaves 3 (2), 763-782, 2023
602023
A 5-W GaN Doherty Amplifier for Ka-Band Satellite Downlink With 4-GHz Bandwidth and 17-dB NPR
A Piacibello, R Giofrè, R Quaglia, R Figueiredo, N Carvalho, P Colantonio, ...
IEEE Microwave and Wireless Components Letters 32 (8), 964-967, 2022
352022
Nonlinear dynamic RF system characterization: Envelope intermodulation distortion profiles—A noise power ratio-based approach
R Figueiredo, NB Carvalho, A Piacibello, V Camarchia
IEEE Transactions on Microwave Theory and Techniques 69 (9), 4256-4271, 2021
242021
Design and characterization of novel barium strontium titanate thick films for sub-6 GHz RF applications
P Bouça, R Figueiredo, A Włódarkiewicz, A Tkach, JN Matos, ...
IEEE Transactions on Microwave Theory and Techniques 70 (1), 611-621, 2021
132021
Reconfigurable three functional dimension single and dual-band sdr front-ends using thin film bst-based varactors
P Bouça, R Figueiredo, JN Matos, PM Vilarinho, NB Carvalho
IEEE Access 10, 4125-4136, 2022
92022
Linearity metrics and signal statistics-the need for standards
R Figueiredo, N Carvalho
2022 IEEE/MTT-S International Microwave Symposium-IMS 2022, 868-871, 2022
52022
Swept notch npr for linearity assessment of systems presenting long-term memory effects
R Figueiredo, A Piacibello, V Camarchia, NB Carvalho
2020 95th ARFTG Microwave Measurement Conference (ARFTG), 1-4, 2020
52020
Design of a narrow-band single-layer chipless RFID tag
R Figueiredo, J Louro, S Pereira, J Gonçalves, NB Carvalho
URSI Radio Science Bulletin 2018 (365), 29-35, 2018
52018
High-Gain and High-Linearity MMIC GaN Doherty Power Amplifier With 3-GHz Bandwidth for Ka-Band Satellite Communications
A Piacibello, R Quaglia, R Giofrè, R Figueiredo, P Colantonio, ...
IEEE Microwave and Wireless Technology Letters, 2024
42024
Two-tone signals harmonic conditions for PAPR variation
R Figueiredo, N Carvalho
2022 International Workshop on Integrated Nonlinear Microwave and Millimetre …, 2022
42022
Barium strontium titanate thick films for tunable software-defined radio front-ends
P Bouça, R Figueiredo, A Włódarkiewicz, A Tkach, JN Matos, ...
2021 IEEE MTT-S International Microwave Symposium (IMS), 258-261, 2021
32021
Intermodulation distortion analysis of microwave tunable filters using barium strontium titanate capacitor and varactor diode
P Bouça, R Figueiredo, JN Matos, PM Vilarinho, NB Carvalho
2020 15th European Microwave Integrated Circuits Conference (EuMIC), 205-208, 2021
32021
Linearity-aware design of Doherty power amplifiers
A Piacibello, R Figueiredo, V Camarchia, M Pirola, NB Carvalho
2019 IEEE MTT-S International Microwave Conference on Hardware and Systems …, 2019
22019
Discussion on System-Level Wideband Active Load-Pull Linearity Measurements: How to Reach Broadband Design Techniques?
R Figueiredo, S Chaudhary, MV Bossche, M Rousstia, M Marchetti, ...
2024 102nd ARFTG Microwave Measurement Conference (ARFTG), 1-3, 2024
12024
Issues of Multi-Notch NPR Characterization Procedures
R Figueiredo, NB Carvalho
2021 97th ARFTG Microwave Measurement Conference (ARFTG), 1-4, 2021
12021
Solar power satellite with energy storage, from energy generation to wireless power transfer
RAM Pereira, H Ribeiro, H Chaves, R Figueiredo, A Baghel, S Correia, ...
Research summit 2024-Book of abstracts, 311, 2024
2024
NPR Assessment Without Multi-Tone Phase Randomization
R Figueiredo, NB Carvalho
2023 101st ARFTG Microwave Measurement Conference (ARFTG), 1-4, 2023
2023
Co-Channel Radiation Pattern Distortion in Transmitting 5G Antenna Arrays due to 3rd Order Intermodulation Products
R Figueiredo, NB Carvalho
2019 49th European Microwave Conference (EuMC), 626-629, 2019
2019
Il sistema al momento non può eseguire l'operazione. Riprova più tardi.
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