Rafael F. S. Caldeirinha

Publication Activity (10 Years)

Years Active: 2002-2024
Publications (10 Years): 23

Top Topics

Wave Propagation

Catadioptric Cameras

Wireless Systems

Top Venues

Publications

Saúl S. Carvalho, João Ricardo Reis, Rafael F. S. Caldeirinha
A State-of-the-Art Review on 4D Printed Antennas and Other Adaptable Designs. IEEE Access 12 (2024)
Saúl S. Carvalho, João Ricardo Reis, Artur Mateus, Rafael F. S. Caldeirinha
Exploring Design Approaches for 3D Printed Antennas. IEEE Access 12 (2024)
Yoiz Nuñez, Lisandro Lovisolo, Luiz da Silva Mello, Glaucio Ramos, Nuno Leonor, Stefânia Faria, Rafael F. S. Caldeirinha
Path Loss Prediction for Vehicular-to-Infrastructure Communication Using Machine Learning Techniques. VCC (2023)
Samuel Viegas, João R. Reis, Telmo R. Fernandes, Rafael F. S. Caldeirinha
4D MIMO Radar with 360º field of view: a practical validation. IWCMC (2023)
Tiago E. S. Oliveira, João R. Reis, Telmo R. Fernandes, Samuel Madail, José Salgado, Rafael F. S. Caldeirinha
A Double Square Slot Antenna for 5G Small-Area Wireless Access Points in Street Furniture. IWCMC (2023)
Tiago E. S. Oliveira, João R. Reis, Telmo R. Fernandes, Samuel Madail, José Salgado, Rafael F. S. Caldeirinha
A wideband reduced form factor antenna for 5G SAWAP applications. EuCNC/6G Summit (2023)
Luís Duarte, Mário Vala, Carlos Ribeiro, Luis Nero Alves, Carlos A. Fernandes, Rafael F. S. Caldeirinha
A feasibility study on real-time concealed object detection in foliage using STDCC radar. CSNDSP (2022)
Tiago E. S. Oliveira, João R. Reis, Rafael F. S. Caldeirinha
WSN Sensor Node Antenna Performance Under Fallen Leaves. CSNDSP (2022)
Tiago E. S. Oliveira, Mário Vala, Stefânia Faria, João R. Reis, Nuno Leonor, Rafael F. S. Caldeirinha
A Study on Small Sensor Node Antenna Performance Camouflaged Under Grassland Fire. IFIPIoT (2021)
João R. Reis, Mário Vala, Tiago Emanuel Oliveira, Telmo Rui Fernandes, Rafael F. S. Caldeirinha
Metamaterial-Inspired Flat Beamsteering Antenna for 5G Base Stations at 3.6 GHz. Sensors 21 (23) (2021)
Luís Duarte, Carlos Ribeiro, Luis Nero Alves, Rafael F. S. Caldeirinha
All-digital reconfigurable STDCC radar baseband implementation in FPGA. CSNDSP (2020)
João Santos Louro, Telmo Rui Fernandes, Hugo Rodrigues, Rafael F. S. Caldeirinha
3D Indoor Radio Coverage for 5G Planning: a Framework of Combining BIM with Ray-tracing. CSNDSP (2020)
João R. Reis, Mário Vala, Telmo R. Fernandes, Rafael F. S. Caldeirinha
Metamaterial-inspired Flat-Antenna Design for 5G Small-cell Base-Stations Operating at 3.6 GHz. CSNDSP (2020)
Carlos Ribeiro, Rodolfo Gomes, Luís Duarte, Akram Hammoudeh, Rafael F. S. Caldeirinha
Multi-Gigabit/s OFDM real-time based transceiver engine for emerging 5G MIMO systems. Phys. Commun. 38 (2020)
Joao R. Reis, Mario Vala, Rafael F. S. Caldeirinha
Review Paper on Transmitarray Antennas. IEEE Access 7 (2019)
Nuno Leonor, Manuel García Sánchez, Telmo R. Fernandes, Rafael F. S. Caldeirinha
A 2D Ray-Tracing Based Model for Wave Propagation Through Forests at Micro-and Millimeter Wave Frequencies. IEEE Access 6 (2018)
Rodolfo Gomes, Joao R. Reis, Zaid Al-Daher, Akram Hammoudeh, Rafael F. S. Caldeirinha
5G: performance and evaluation of FS-FBMC against OFDM for high data rate applications at 60 GHz. IET Signal Process. 12 (5) (2018)
Joao R. Reis, Rafael F. S. Caldeirinha, Akram Hammoudeh, Nigel Copner
Measurements and Modelling of Spatial Diversity using 2D Transmitarray. PIMRC (2018)
Rodolfo Gomes, Luis Sismeiro, Carlos Ribeiro, Manuel García Sánchez, Akram Hammoudeh, Rafael F. S. Caldeirinha
A mm Wave solution to provide wireless Augmented Reality in classrooms. ISWCS (2018)
Rodolfo Gomes, Luis Sismeiro, Carlos Ribeiro, Telmo R. Fernandes, Manuel García Sánchez, Akram Hammoudeh, Rafael F. S. Caldeirinha
Will COTS RF Front-Ends Really Cope With 5G Requirements at mmWave? IEEE Access 6 (2018)
Mario Vala, André Sardo, Joao R. Reis, Rafael F. S. Caldeirinha
Electronic Reconfigurable Beam-redirecting Metasurfaces for Outdoor-indoor Radio Coverage Enhancement at 5.2 GHz. PIMRC (2018)
Paula Gómez-Pérez, Rafael F. S. Caldeirinha, Telmo R. Fernandes, Iñigo Cuiñas
Using artificial neural networks to scale and infer vegetation media phase functions. Neural Comput. Appl. 29 (12) (2018)
Rodolfo Gomes, Akram Hammoudeh, Rafael F. S. Caldeirinha, Zaid Al-Daher, Telmo R. Fernandes, Joao R. Reis
Towards 5G: Performance evaluation of 60 GHz UWB OFDM communications under both channel and RF impairments. Phys. Commun. 25 (2017)
Sergio Morgadinho, Jürgen Richter, Rafael F. S. Caldeirinha, Telmo R. Fernandes
Investigation of a Radio Propagation Model for Vegetation Scatter Dynamic Channels at BFWA Frequencies. SIGMAP (2012)
David Ferreira, Rafael F. S. Caldeirinha
Development and Implementation of a Real Time High-Resolution Channel Sounder - IF Stage. VTC Spring (2011)
Nuno Leonor, Rafael F. S. Caldeirinha, Telmo R. Fernandes, David Ferreira
Modelling and measurements of the directional spectra of scatter signals inside a formation of tree trunks. EUROCON (2011)
David Ferreira, Rafael F. S. Caldeirinha
Development and performance assessment of a real time high-resolution RF channel sounder. IGARSS (2011)
David Ferreira, Rafael F. S. Caldeirinha
Development and performance analysis of a real time high-resolution channel sounder - IF stage. EUROCON (2011)
Sergio Morgadinho, Rafael F. S. Caldeirinha, Telmo R. Fernandes, Jürgen Richter
Analysis of the dRET input parameters under varying wind conditions at 20 GHz. EUROCON (2011)
Rafael F. S. Caldeirinha, Telmo R. Fernandes, Nuno Leonor, David Ferreira
Extension of the dRET Model to Include Scattering from Tree Trunks in Microcell Urban Mobile Scenarios. VTC Spring (2010)
Iñigo Cuiñas, Ana Vázquez Alejos, Manuel García Sánchez, Paula Gómez, Rafael F. S. Caldeirinha
Wind effect on the scattering from vegetation at cellular phone frequencies. IGARSS (2007)
Rafael F. S. Caldeirinha, Sergio Morgadinho, L. Frazao, I. Cuias, M. Sanchez, M. O. Al Nuaimi
Wind Incidence Effects on Channel Dynamics in Vegetation Media at 40 GHz. IGARSS (2006)
Pedro A. Amado Assunção, Carla Lopes, Rafael F. S. Caldeirinha
A b-Learning Approach for Electrical Engineering Based on Wireless Access to Pedagogical e-Content. SIGMAP (2006)
Telmo R. Fernandes, Rafael F. S. Caldeirinha, Miqdad O. Al-Nuaimi, Jürgen Richter
Directional Spectrum Modelling in Inhomogeneous Forests at 20 and 62.4 GHz. ICETE (Selected Papers) (2006)
Telmo R. Fernandes, Rafael F. S. Caldeirinha, Miqdad Al-Nuaimi, Jürgen Richter
RET Scattering Function Optimisation in Vegetation Media using Inverse Convolution. IGARSS (2006)
Telmo R. Fernandes, Rafael F. S. Caldeirinha, Miqdad Al-Nuaimi, Jürgen Richter
Directional Spectrum Modelling in Inhomogeneous Forests at 20 And 62.4 GHZ. WINSYS (2006)
Telmo R. Fernandes, Rafael F. S. Caldeirinha, Miqdad Al-Nuaimi, Jürgen Richter
Radiative Energy Transfer Based Model for Radiowave Propagation in Inhomogeneous Forests. VTC Fall (2006)
Telmo R. Fernandes, Rafael F. S. Caldeirinha, Miqdad Al-Nuaimi, Jürgen Richter
A Discrete RET Model for Millimeter-Wave Propagation in Isolated Tree Formations. IEICE Trans. Commun. (6) (2005)
Telmo R. Fernandes, Rafael F. S. Caldeirinha, Jürgen Richter, Miqdad Al-Nuaimi
A discrete model for radiowave scattering in vegetation screens at millimetric wave frequencies. PIMRC (2004)
Jürgen Richter, Miqdad Al-Nuaimi, Rafael F. S. Caldeirinha
Phase function measurement for modelling radiowave attenuation and scatter in vegetation based on the theory of radiative energy transfer. PIMRC (2002)
Rafael F. S. Caldeirinha, Miqdad O. Al-Nuaimi
Propagation modelling of bistatic scattering of isolated trees for micro- and millimeter wave urban microcells. PIMRC (2002)