Rafael F. S. Caldeirinha

49 papers B 7C 4Journal 12Unranked 19

Year	Rank	Type	Title / Venue / Authors
2024	J	`jnl`	A State-of-the-Art Review on 4D Printed Antennas and Other Adaptable Designs. IEEE Access Saúl S. Carvalho, João Ricardo Reis, Rafael F. S. Caldeirinha
2024	J	`jnl`	Exploring Design Approaches for 3D Printed Antennas. IEEE Access Saúl S. Carvalho, João Ricardo Reis, Artur Mateus, Rafael F. S. Caldeirinha
2024	J	`jnl`	Polarimetric Vegetation Propagation Measurements on a Brazilian University Campus Scenario. IEEE Access Glaucio Ramos, Nuno Leonor, Luiz da Silva Mello, Fernando J. S. Moreira, Cassio G. Rego, Sandro T. M. Goncalves, Rafael F. S. Caldeirinha
2023	B	`conf`	4D MIMO Radar with 360º field of view: a practical validation. IWCMC Samuel Viegas, João R. Reis, Telmo R. Fernandes, Rafael F. S. Caldeirinha
2023	B	`conf`	A Double Square Slot Antenna for 5G Small-Area Wireless Access Points in Street Furniture. IWCMC Tiago E. S. Oliveira, João R. Reis, Telmo R. Fernandes, Samuel Madail, José Salgado, Rafael F. S. Caldeirinha
2023	—	`conf`	A wideband reduced form factor antenna for 5G SAWAP applications. EuCNC/6G Summit Tiago E. S. Oliveira, João R. Reis, Telmo R. Fernandes, Samuel Madail, José Salgado, Rafael F. S. Caldeirinha
2023	—	`conf`	Path Loss Prediction for Vehicular-to-Infrastructure Communication Using Machine Learning Techniques. VCC Yoiz Nuñez, Lisandro Lovisolo, Luiz da Silva Mello, Glaucio Ramos, Nuno Leonor, Stefânia Faria, Rafael F. S. Caldeirinha
2022	—	`conf`	A feasibility study on real-time concealed object detection in foliage using STDCC radar. CSNDSP Luís Duarte, Mário Vala, Carlos Ribeiro, Luís Nero Alves, Carlos A. Fernandes, Rafael F. S. Caldeirinha
2022	—	`conf`	WSN Sensor Node Antenna Performance Under Fallen Leaves. CSNDSP Tiago E. S. Oliveira, João R. Reis, Rafael F. S. Caldeirinha
2021	—	`conf`	A Study on Small Sensor Node Antenna Performance Camouflaged Under Grassland Fire. IFIPIoT Tiago E. S. Oliveira, Mário Vala, Stefânia Faria, João R. Reis, Nuno Leonor, Rafael F. S. Caldeirinha
2021	J	`jnl`	Metamaterial-Inspired Flat Beamsteering Antenna for 5G Base Stations at 3.6 GHz. Sensors João R. Reis, Mário Vala, Tiago Emanuel Oliveira, Telmo Rui Fernandes, Rafael F. S. Caldeirinha
2020	—	`conf`	3D Indoor Radio Coverage for 5G Planning: a Framework of Combining BIM with Ray-tracing. CSNDSP João Santos Louro, Telmo Rui Fernandes, Hugo Rodrigues, Rafael F. S. Caldeirinha
2020	—	`conf`	All-digital reconfigurable STDCC radar baseband implementation in FPGA. CSNDSP Luís Duarte, Carlos Ribeiro, Luís Nero Alves, Rafael F. S. Caldeirinha
2020	—	`conf`	Metamaterial-inspired Flat-Antenna Design for 5G Small-cell Base-Stations Operating at 3.6 GHz. CSNDSP João R. Reis, Mário Vala, Telmo R. Fernandes, Rafael F. S. Caldeirinha
2020	J	`jnl`	Multi-Gigabit/s OFDM real-time based transceiver engine for emerging 5G MIMO systems. Phys. Commun. Carlos Ribeiro, Rodolfo Gomes, Luís Duarte, Akram Hammoudeh, Rafael F. S. Caldeirinha
2019	J	`jnl`	Review Paper on Transmitarray Antennas. IEEE Access Joao R. Reis, Mario Vala, Rafael F. S. Caldeirinha
2018	J	`jnl`	5G: performance and evaluation of FS-FBMC against OFDM for high data rate applications at 60 GHz. IET Signal Process. Rodolfo Gomes, Joao R. Reis, Zaid Al-Daher, Akram Hammoudeh, Rafael F. S. Caldeirinha
2018	J	`jnl`	A 2D Ray-Tracing Based Model for Wave Propagation Through Forests at Micro-and Millimeter Wave Frequencies. IEEE Access Nuno Leonor, Manuel García Sánchez, Telmo R. Fernandes, Rafael F. S. Caldeirinha
2018	—	`conf`	A mm Wave solution to provide wireless Augmented Reality in classrooms. ISWCS Rodolfo Gomes, Luis Sismeiro, Carlos Ribeiro, Manuel García Sánchez, Akram Hammoudeh, Rafael F. S. Caldeirinha
2018	B	`conf`	Electronic Reconfigurable Beam-redirecting Metasurfaces for Outdoor-indoor Radio Coverage Enhancement at 5.2 GHz. PIMRC Mario Vala, André Sardo, Joao R. Reis, Rafael F. S. Caldeirinha
2018	B	`conf`	Measurements and Modelling of Spatial Diversity using 2D Transmitarray. PIMRC Joao R. Reis, Rafael F. S. Caldeirinha, Akram Hammoudeh, Nigel Copner
2018	J	`jnl`	Using artificial neural networks to scale and infer vegetation media phase functions. Neural Comput. Appl. Paula Gómez-Pérez, Rafael F. S. Caldeirinha, Telmo R. Fernandes, Iñigo Cuiñas
2018	J	`jnl`	Will COTS RF Front-Ends Really Cope With 5G Requirements at mmWave? IEEE Access Rodolfo Gomes, Luis Sismeiro, Carlos Ribeiro, Telmo R. Fernandes, Manuel García Sánchez, Akram Hammoudeh, Rafael F. S. Caldeirinha
2017	J	`jnl`	Towards 5G: Performance evaluation of 60 GHz UWB OFDM communications under both channel and RF impairments. Phys. Commun. Rodolfo Gomes, Akram Hammoudeh, Rafael F. S. Caldeirinha, Zaid Al-Daher, Telmo R. Fernandes, Joao R. Reis
2012	—	`conf`	Investigation of a Radio Propagation Model for Vegetation Scatter Dynamic Channels at BFWA Frequencies. SIGMAP Sérgio Morgadinho, Jürgen Richter, Rafael F. S. Caldeirinha, Telmo R. Fernandes
2012	—	`ed.`	SIGMAP and WINSYS 2012 - Proceedings of the International Conference on Signal Processing and Multimedia Applications and International Conference on Wireless Information Networks and Systems, Rome, Italy, 24-27 July, 2012, SIGMAP is part of ICETE - The International Joint Conference on e-Business and Telecommunications SIGMAP Enrique Cabello, Maria Virvou, Mohammad S. Obaidat, Rafael F. S. Caldeirinha, Hong Ji, Dimitrios D. Vergados
2011	—	`conf`	Analysis of the dRET input parameters under varying wind conditions at 20 GHz. EUROCON Sérgio Morgadinho, Rafael F. S. Caldeirinha, Telmo R. Fernandes, Jürgen Richter
2011	—	`conf`	Development and Implementation of a Real Time High-Resolution Channel Sounder - IF Stage. VTC Spring David Ferreira, Rafael F. S. Caldeirinha
2011	—	`conf`	Development and performance analysis of a real time high-resolution channel sounder - IF stage. EUROCON David Ferreira, Rafael F. S. Caldeirinha
2011	C	`conf`	Development and performance assessment of a real time high-resolution RF channel sounder. IGARSS David Ferreira, Rafael F. S. Caldeirinha
2011	—	`conf`	Modelling and measurements of the directional spectra of scatter signals inside a formation of tree trunks. EUROCON Nuno Leonor, Rafael F. S. Caldeirinha, Telmo R. Fernandes, David Ferreira
2011	—	`ed.`	WINSYS 2011 - Proceedings of the International Conference on Wireless Information Networks and Systems, Seville, Spain, 18-21 July, 2011, WINSYS is part of ICETE - The International Joint Conference on e-Business and Telecommunications WINSYS Rafael F. S. Caldeirinha, Mohammad S. Obaidat
2010	—	`conf`	Extension of the dRET Model to Include Scattering from Tree Trunks in Microcell Urban Mobile Scenarios. VTC Spring Rafael F. S. Caldeirinha, Telmo R. Fernandes, Nuno Leonor, David Ferreira
2010	—	`ed.`	WINSYS 2010 - Proceedings of the International Conference on Wireless Information Networks and Systems, Athens, Greece, July 26 - 28, 2010, WINSYS is part of ICETE - The International Joint Conference on e-Business and Telecommunications WINSYS Rafael F. S. Caldeirinha, Mohammad S. Obaidat
2009	—	`ed.`	WINSYS 2009 - Proceedings of the International Conference on Wireless Information Networks and Systems, Milan, Italy, July 7-10, 2009, WINSYS is part of ICETE - The International Joint Conference on e-Business and Telecommunications WINSYS Mohammad S. Obaidat, Rafael F. S. Caldeirinha
2008	—	`ed.`	WINSYS 2008 - Proceedings of the International Conference on Wireless Information Networks and Systems, Porto, Portugal, July 26-29, 2008, WINSYS is part of ICETE - The International Joint Conference on e-Business and Telecommunications WINSYS Mohammad S. Obaidat, Rafael F. S. Caldeirinha
2007	—	`ed.`	WINSYS 2007 - Proceedings of the International Conference on Wireless Information Networks and Systems, Barcelona, Spain, July 28-31, 2007, WINSYS is part of ICETE - The International Joint Conference on e-Business and Telecommunications WINSYS Mohammad S. Obaidat, Victor Peral Lecha, Rafael F. S. Caldeirinha
2007	C	`conf`	Wind effect on the scattering from vegetation at cellular phone frequencies. IGARSS Iñigo Cuiñas, Ana Vázquez Alejos, Manuel García Sánchez, Paula Gómez, Rafael F. S. Caldeirinha
2006	—	`conf`	A b-Learning Approach for Electrical Engineering Based on Wireless Access to Pedagogical e-Content. SIGMAP Pedro A. Amado Assunção, Carla Lopes, Rafael F. S. Caldeirinha
2006	—	`conf`	Directional Spectrum Modelling in Inhomogeneous Forests at 20 And 62.4 GHZ. WINSYS Telmo R. Fernandes, Rafael F. S. Caldeirinha, Miqdad Al-Nuaimi, Jürgen Richter
2006	—	`conf`	Directional Spectrum Modelling in Inhomogeneous Forests at 20 and 62.4 GHz. ICETE (Selected Papers) Telmo R. Fernandes, Rafael F. S. Caldeirinha, Miqdad O. Al-Nuaimi, Jürgen Richter
2006	C	`conf`	RET Scattering Function Optimisation in Vegetation Media using Inverse Convolution. IGARSS Telmo R. Fernandes, Rafael F. S. Caldeirinha, Miqdad Al-Nuaimi, Jürgen Richter
2006	—	`conf`	Radiative Energy Transfer Based Model for Radiowave Propagation in Inhomogeneous Forests. VTC Fall Telmo R. Fernandes, Rafael F. S. Caldeirinha, Miqdad Al-Nuaimi, Jürgen Richter
2006	—	`ed.`	WINSYS 2006 - Proceedings of the International Conference on Wireless Information Networks and Systems, Setúbal, Portugal, August 7-10, 2006, WINSYS is part of ICETE - The International Joint Conference on e-Business and Telecommunications WINSYS Luminita Vasiu, Rafael F. S. Caldeirinha
2006	C	`conf`	Wind Incidence Effects on Channel Dynamics in Vegetation Media at 40 GHz. IGARSS Rafael F. S. Caldeirinha, Sérgio Morgadinho, Luís Frazão, Iñigo Cuiñas, Manuel García Sánchez, Miqdad O. Al-Nuaimi
2005	J	`jnl`	A Discrete RET Model for Millimeter-Wave Propagation in Isolated Tree Formations. IEICE Trans. Commun. Telmo R. Fernandes, Rafael F. S. Caldeirinha, Miqdad Al-Nuaimi, Jürgen Richter
2004	B	`conf`	A discrete model for radiowave scattering in vegetation screens at millimetric wave frequencies. PIMRC Telmo R. Fernandes, Rafael F. S. Caldeirinha, Jürgen Richter, Miqdad Al-Nuaimi
2002	B	`conf`	Phase function measurement for modelling radiowave attenuation and scatter in vegetation based on the theory of radiative energy transfer. PIMRC Jürgen Richter, Miqdad Al-Nuaimi, Rafael F. S. Caldeirinha
2002	B	`conf`	Propagation modelling of bistatic scattering of isolated trees for micro- and millimeter wave urban microcells. PIMRC Rafael F. S. Caldeirinha, Miqdad O. Al-Nuaimi