Overview |
The main emphasis is on near-field UHF-RFID and its application to the Internet-of-Things (IoT). Innovative antenna concepts were developed for non-intrusive integration in common objects like shelves, drawers, tables, conveyor belts, mirrors, etc. to create “smart surfaces” capable of identifying and localizing objects that contain passive UHF-RFID tags. This low-cost detection and localization capability can fuel the development of new mass market applications, such as automatic inventory assessment, shopping facilitation, smart pantries, travel baggage tracking, and health assistance. The work on smar surfaces is protected by a worldwide patent and is being commercialized by an industrial partner. Other two patents cover an RFID-based polling system for real-time in-class student assessment, and a mirror-integrated RFID antennathat uses IoT to enhance the customer shopping experience.
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Patents |
C. C. Serra , C. R. Medeiros , J.R. Costa , C. A. Fernandes , Dispositivo com antena transparente integrada em espelho para sistema de identificação por rádio-frequência , PT 105477 , January , 2011 ("Device with a mirror integrated transparent antenna for radio frequency indentification") |
C. R. Medeiros , J.R. Costa , C. A. Fernandes , Dispositivo e sistema de votação passivo sem fios , PT104873 , December, 2009 ("Device and wireless polling system") |
C. R. Medeiros , J.R. Costa , C. A. Fernandes , Device for reading radio frequency identifiers for volumetric confining of the detection region , WO2009/157791 , June , 2008 |
Journal Publications |
A. Zaric , Catarina C. Cruz , A. M. Matos , M.R. Silva , J.R. Costa , C. A. Fernandes , RFID-based Smart Blood Stock System ,IEEE Antennas and Propagation Magazine , Vol. 57 , No. 2 , pp. 54 - 65 , April , 2015 | Abstract | Full text (PDF 2 MBs) | BibTex |
T. A. Morgado , J. A. Alves , J. Marcos , S. Maslovski , J.R. Costa , C. A. Fernandes , M. G. Silveirinha , Spatially Confined UHF RFID Detection with a Metamaterial Wire Grid , IEEE Trans. on Antennas and Propagation , Vol. 62 , No. 1 , pp. 378 - 384 , January , 2014 | Abstract | Full text (PDF 1 MB) | BibTex |
A. G. Santiago , J.R. Costa , C. A. Fernandes , Broadband UHF RFID Passive Tag Antenna for Near-Body Applications , IEEE Antennas and Wireless Propagation Letters , Vol. 12 , No. , pp. 136 - 139 , March , 2013 | Abstract | Full text (PDF 801 KBs) | BibTex |
Catarina C. Cruz , J.R. Costa , C. A. Fernandes , Hybrid UHF/UWB Antenna for Passive Indoor Identification and Localization Systems , IEEE Trans. on Antennas and Propagation , Vol. 61 , No. 1 , pp. 354 - 361 , January , 2013 | Abstract | Full text (PDF 1 MB) | BibTex |
C. C. Serra , C. R. Medeiros , J.R. Costa , C. A. Fernandes , Mirror-integrated Transparent Antenna for RFID Application , IEEE Antennas and Wireless Propagation Letters , Vol. 10 , No. - , pp. 776 - 779 , September , 2011 | Abstract | Full text (PDF 686 KBs) | BibTex |
C. R. Medeiros , J.R. Costa , C. A. Fernandes , RFID Reader Antennas For Tag Detection in Self-Confined Volumes at UHF , IEEE Antennas and Propagation Magazine , Vol. 53 , No. 2 , pp. 39 - 50 , April , 2011 | Abstract | Full text (PDF 4 MBs) | BibTex |
C. R. Medeiros , J.R. Costa , C. A. Fernandes , Passive UHF RFID Tag for Airport Suitcase Tracking and Identification , IEEE Antennas and Wireless Propagation Letters , Vol. 10 , No. s/n , pp. 123 - 126 , March , 2011 | Abstract | Full text (PDF 463 KBs) | BibTex |
C. R. Medeiros , J.R. Costa , C. A. Fernandes , RFID Smart Shelf with Confined Detection Volume at UHF , IEEE Antennas and Wireless Propagation Letters , Vol. 7 , No. -- , pp. 773 - 776 , October , 2008 | Abstract | Full text (PDF 963 KBs) | BibTex |
Conference Publications |
A. Zaric , Catarina C. Cruz , J.R. Costa , C. A. Fernandes , Pseudo Localization Principle for RFID-Based Smart Blood Stock System , European Conf. on Antennas & Propagation - EUCAP , Lisbon , Portugal , Vol. - , pp. - - - , April , 2015 |
F. M. Janeiro , J.R. Costa , C. A. Fernandes , P.M. Ramos , RFID Chip Characterization through S-Parameter Measurements and Gene Expression Programming , IEEE International Instrumentation and Technology Conf. - I2MTC , Montevideo , Uruguay , Vol. 1 , pp. 207 - 211 , May , 2014 |
T. A. Morgado , J. A. Alves , J. Marcos , S. Maslovski , J.R. Costa , C. A. Fernandes , M. G. Silveirinha , UHF RFID System with Spatially Ultraconfined Detection Region based on a Metamaterial Wire Grid , Conf. on Telecommunications - ConfTele , Castelo Branco , Portugal , Vol. - , pp. - - - , May , 2013 | Abstract | Full text (PDF 1 MB) | BibTex |
A. G. Santiago , C. A. Fernandes , J.R. Costa , Broadband UHF RFID Passive Tag Antenna for Near-Body Operation , IEEE International Conf. on RFID-Technology and Applications , Nice , France , Vol. 1 , pp. 1 - 4 , November , 2012 | Abstract | Full text (PDF 375 KBs) | BibTex |
A. Zaric , Catarina C. Cruz , C. A. Fernandes , J.R. Costa , Feasibility Study of Suitcase Identification and Imaging Using a UWB Tag , IEEE International Conf. on RFID-Technology and Applications , Nice , France , Vol. 1 , pp. 335 - 338 , November , 2012 | Abstract | Full text (PDF 505 KBs) | BibTex |
T. A. Morgado , J. A. Alves , J. Marcos , S. Maslovski , J.R. Costa , C. A. Fernandes , M. G. Silveirinha , Metamaterial Grid-based UHF RFID System with Ultraconfined Detection Region , IEEE AP-S/URSI International Symp. , Chicago , United States , Vol. - , pp. - - - , July 2012 | Full text (PDF 101 KBs) | BibTex |
Catarina C. Cruz , J.R. Costa , C. A. Fernandes , Design of a Passive Tag for Indoor Localization , European Conf. on Antennas & Propagation - EUCAP , Prague , Czech Republic , Vol. - , pp. 1 - 5 , March , 2012 | Abstract | BibTex |
C. C. Serra , C. R. Medeiros , J.R. Costa , C. A. Fernandes , Study of Transparent Antennas for RFID , IEEE AP-S/URSI International Symp. , Spokane , United States , Vol. - , pp. - - - , July , 2011 | Abstract | BibTex |
C. R. Medeiros , C. C. Serra , C. A. Fernandes , J.R. Costa , UHF RFID Cabinet , IEEE AP-S/URSI International Symp. , Spokane , United States , Vol. 1 , pp. 1429 - 1432 , July , 2011 | Abstract | Full text (PDF 479 KBs) | BibTex |
C. R. Medeiros , J.R. Costa , C. A. Fernandes , Passive UHF RFID Smart Polling Device , IEEE AP-S/URSI International Symp. , Toronto , Canada , Vol. - , pp. - - - , July , 2010 | Abstract | Full text (PDF 537 KBs) | BibTex |
C. R. Medeiros , J.R. Costa , C. A. Fernandes , UHF Tag for Suitcase RFID Application in Airports , European Conf. on Antennas & Propagation - EUCAP , Barcelona , Spain , Vol. - , pp. - - - , April , 2010 | Abstract | Full text (PDF 337 KBs) | BibTex |
C. R. Medeiros , J.R. Costa , C. A. Fernandes , UHF RFID Smart Conveyor Belt with Confined Detection Range , IEEE AP-S/URSI International Symp. , Charleston, SC , United States , Vol. - , pp. - - - , June 2009 | BibTex |
C. R. Medeiros , J.R. Costa , C. A. Fernandes , RFID Smart Bookshelf with Confined Detection Range at UHF , European Conf. on Antennas & Propagation - EUCAP , Berlin , Germany , Vol. -- , pp. -- - -- , March 2009 | BibTex |
Projects |
RFID-Local, Advanced Antennas for Radio Frequency Identification and Localization, Reference: PTDC/EEA-TEL/102390/2008, Start: Jan 2010; End: Dec 2012, Contractor: FCT (National Science Foundation); Partners: Instituto de Telecomunicações; Role: Project leader. |