Universidade do Algarve    Universidade do Algarve  CEOT  IPFN  

José Figueiredo
Professor Auxiliar
JF    






Ensino
 
Teaching


Investigação   Research 

Divulgação
 
Science communication

Current position:

ciências_ul_azul_h_s-ass (2)
Departamento de Física da Faculdade de Ciências da Universidade de Lisboa,
Campo Grande, 1749-016 Lisboa - Portugal.

Ciências web page: https://ciencias.ulisboa.pt/perfil/jmfigueiredo.



 

Departamento de Física

Gabinete/Office: 8.4.25
Ext. Principal: 28425
Telefone Direto/Direct Phone: 217 500 907
E-mail: jose.figueiredo@ciencias.ulisboa.pt  


Ensino Teaching
Disciplinas
  • Sistemas de Comunicação Ótica
  • Electromagnetismo e Óptica 
  • Lasers e Optoelectrónica
  • Lasers e Aplicações 
  • Optoelectrónica
  • Física do Estado Sólido 
  • Introdução à Física Quântica e à Relatividade
  • Introdução à Electrónica  
  • Introdução à Nanotecnologia
  • Bases Físicas da Electrónica   
  • Físicas Experimental/Laboratorial
  • Físicas Gerais 
Textos de apoio às aulas

Investigação Research 
CEOT/ualg.pt & IPFN/tecnico.ulisboa.pt

Research topics & Interests:
  • Low dimensional structures 
  • Wireless/optical transceivers for access networks 
  • Complex systems, chaos, and synchronization 
  • Neuromorphic opto-electronic devices and circuits 
  • Terahertz technology & wireless sensors 
  • Science communication 
Projects:
  • TeraApps - Doctoral Training Network in Terahertz Technologies for Imaging, Radar and Communication Applications. Funded under: H2020-EU.1.3.1. - Fostering new skills by means of excellent initial training of researchers. From 2018-01-01 to 2021-12-31. 
  • RETIOT - Reflectometry Technologies to Enhance the Future Internet of Things and Cyber-Physical Systems. Financed by Portugal 2020 (2017-2019).   
  • iBROW - Innovative ultra-BROadband ubiquitous Wireless communications through terahertz transceivers. Funded under: H2020-EU.2.1.1.3. - Future Internet: Software, hardware, Infrastructures, technologies and services. From 2015-01-01 to 2018-06-30.
  • WOWi - (Resonant tunneling diode based) Wireless-Optical-Wireless Interfaces for picocellular access networks. Financed by FCT.
  • NOE - Neuromorphic opto-electronic circuits. Financed by  CEOT/FCT.
  • DyNOE - Dynamic of non-linear opto-electronic circuits. Financed by CEOT/FCT.
  • RTD-EAM - Optical modulators based on the resonant tunneling effect. Financed by FCT.

Publications (Research echoes):
  • "Delay dynamics of neuromorphic optoelectronic nanoscale resonators: Perspectives and applications", Bruno Romeira, José Figueiredo, and Julien Javaloyes, Accepted in Chaos: An Interdisciplinary Journal of Nonlinear Science - Time Delay Dynamics focus issue; DOI: 10.1063/1.5008888.
  • "Brain-inspired nano-optoelectronic circuits for neuromorphic computing," Bruno Romeira; Julien Javaloyes, José Figueiredo, 43rd International Conference on Micro- and Nanoengineering (MNE2017), Braga, Portugal, Sept. 18 to 22; DOI: .
  • "Analysis of resonant tunnelling diode oscillators under optical modulation (Invited Paper)," Joana Tavares, Luís Pessoa, José Figueiredo, and Henrique Salgado, 19th International Conference on Transparent Optical Networks (ICTON 2017);  DOI: 10.1109/ICTON.2017.8024755.
  • Resonant tunneling diode oscillators for optical communications, Jue Wang, Abdullah Al-Khalidi et al. Proc. SPIE International Conference on Applications of Optics and Photonics (AOP17), 2017. Proc. of SPIE Vol. 10453, 1045307 · © 2017 SPIE. DOI: 10.1117/12.2276350
  • Resonant tunneling diode oscillators for optical communications, Scott Watson, Jue Wang et al. Proc. SPIE International Conference on Applications of Optics and Photonics (AOP17), 2017. Proc. of SPIE Vol. 10453, 1045307 · © 2017 SPIE.  DOI: 10.1117/12.2276319.
  • Simulation of optoelectronic circuits based on resonant tunneling diodes, João F. M. Rei, James A. M. Foot et al. Proc. SPIE International Conference on Applications of Optics and Photonics (AOP17), 2017. Proc. of SPIE Vol. 10453, 1045307 · © 2017 SPIE. DOI: 10.1117/12.2271318
  • Resonant tunneling diode photodetectors for optical communications, Gil C. Rodrigues, João F. M. Rei et al., Proc. SPIE International Conference on Applications of Optics and Photonics (AOP17), 2017. Proc. of SPIE Vol. 10453, 1045307 · © 2017 SPIE.  DOI: 10.1117/12.2271317.
  • Resonant tunnelling diode terahertz sources for broadband wireless communications" (Invited Paper), Edward Wasige, Khalid Alharbi, Abdullah Al-Khalidi, Jue Wang, José Figueiredo, SPIE Photonics West 2017, Conference 10103-54 - Session 12: Terahertz, RF, Millimeter, and Submillimeter-Wave Technology and Applications XProc. SPIE 10103, Terahertz, RF, Millimeter, and Submillimeter-Wave Technology and Applications X, 101031J (February 24, 2017); doi:10.1117/12.2256357. 
  • "High Performance Resonant Tunneling Diode Oscillators as Terahertz Sources," J. Wang, A. A. Khalidi, K. Alharbi, A. Ofiare, H. Zhou, E. Wasige, J. Figueiredo, European Microwave Week 2016, Out 2016.  DOI: 10.1109/EuMC.20167824348. (PDF)  
  • "Regenerative memory in time-delayed neuromorphic photonic resonators," B. Romeira, R. Avó, José ML Figueiredo, S. Barland, J. Javaloyes, SCIENTIFIC REPORTS, 5:19510 (2016). DOI: 10.1038/srep19510.
  • "Stochastic induced dynamics in neuromorphic optoelectronic oscillators," B. Romeira, R. Avó, J. Javaloyes, C. N. Ironside, and J. M. L. Figueiredo, Optical and Quantum Electronics, Vol. 46 (10), pp. 1-6 (2014). DOI: 10.1007/s11082-014-9905-3
  • "Excitability and optical pulse generation in semiconductor lasers driven by resonant tunneling diode photo-detectors," B. Romeira, J. Javaloyes, C. N. Ironside, J. M. L. Figueiredo, S. Balle, and O. Piro, Optics Express, Vol. 21 (18), pp. 20931-20940 (2013). DOI: 10.1364/OE.21.020931.
  • Dynamics of Optoelectronic Liénard Oscillators, B. Romeira, J. M. L Figueiredo, C. N. Ironside, J. Javaloyes. Advances in Nonlinear Dynamics Synchronization with Selected Applications in Theoretical Electrical Engineering. DOI: 10.1007/978-3-642-34560-9_7, c Springer-Verlag Berlin Heidelberg (2013). DOI: 10.1007/978-3-642-11628-5_29.
  • Resonant Tunnelling Optoelectronic Circuits, José Figueiredo, Bruno Romeira, Thomas Slight and Charles Ironside (2010). Advances in Optical and Photonic Devices, Ki Young Kim (Ed.), INTECH. ISBN: 978-953-7619-76-3. DOI: 10.5772/7146. Available from: http://www.intechopen.com/

Achievements:
  • Demonstration of optoelectronic voltage controlled oscillators based on hybrid integration of a RTD with a laser diode (LD). (PDF)
  • Description of the RTD-LD optoelectronic voltage controlled oscillator (OVCO) as a Liénard oscillator. (PDF)
  • Synchronization of RTD-LD optoelectronic voltage controlled oscillators (OVCO) to wireless signals. (PDF)
  • Novel Wireless-Photonics-Wireless Interfaces based on RTD-LD and RTD-photodiode (RTD-PD) optoelectronic voltage/optical controlled oscillators. (PDF)
  • RTD-LD and RTD-PD circuits for generating optical and electrical chaotic carriers. (PDF)
  • Novel optoelectronic oscillators (OEO) based on the integration of RTD-PDs with laser diodes. (PDF)

Patents:
  • Osciladores optoelectróncios contend díodos de efeito de túnel ressonantes foto-detectores, J. M. L. Figueiredo, B. Romeira, C. N. Ironside; Patente de Invenção Nacional Nº 105533, Universidade do Algarve, Abril 2013. (PDF
  • Methods and systems for optoelectronic oscillators, B. Romeira, J. M. L. Figueiredo, C. N. Ironside, T. J. Slight, Universidade do Algarve, Portugal, 2010, Patent Application 104973 (filing date 17-02-2010). (PDF)
  • Interfaces and Method For Wireless-Optical and Optical-Wireless Conversion, J. M. L. Figueiredo, B. Romeira, C. N. Ironside, T. J. Slight, University of Glasgow, UK, 2010, Patent Applications GB2465184-A (publication date 12-05-2010); WO2010052481-A1 (publication date 14-05-2010). (PDF)
  • Optoelectronic Device, C. N. Ironside,  J. M. L. Figueiredo, University of Glasgow, UK, 2004, Patent Application US 20040247218 A1 (publication date 9-12-2004); 
  • Improved Optoelectronic Device, C. N. Ironside, J. M. L. Figueiredo, University of Glasgow, UK, 2002, Patent Applications WO02088834 (publication date 7-11-2002); JP2004524589T (publication date 2004-08-12), EP1381909 (publication date 2004-01-21), WO02088834 A3 (publication date 2003-04-17), CA2445566 (publication date 2002-11-07), WO02088834 A2 (publication date 2002-11-07). This technology was licensed to Essient Photonics Ltd, a spin-out from Glasgow University, launched in 2002. (PDF)
  • Improved Optoelectronic Device, C. N. Ironside, C. R. Stanley, J. M. L. Figueiredo, University of Glasgow, UK, 2000, Patent Applications WO0072383, (publication date 30-11-2000); CA2398287 (publication date 2002-07-24), EP1183736 (publication date 2000-11-30), AU5092500 (publication date 2000-11-30), WO0072383 (publication date 2000-11-30). This technology was licensed to Essient Photonics Ltd, a spin-out from Glasgow University, launched in 2002. (PDF

http://w3.ualg.pt/~jlongras/, 2017