Publicações

 

Tese

 

Artigos em Revistas Científicas Internacionais
  1. Pedro M. Ramos, Fernando M. Janeiro, Tomáš Radil, “Comparative Analysis Of Three Algorithms For Two-Channel Common Frequency Sinewave Parameter Estimation: Ellipse Fit, Seven Parameter Sine Fit And Spectral Sinc Fit”, Metrology and Measurement Systems, Vol. XVII, no. 2, June 2010.
  2. Fernando M. Janeiro, Pedro M. Ramos, Frank Wagner, Ana M. Silva, “Developments of Low-Cost Procedure to Estimate Cloud Base Height Based on a Digital Camera”, Measurement, Vol. 43, No. 5, pp. 684-689, June 2010.
  3. Fernando M. Janeiro, Pedro M. Ramos, “Application of Genetic Algorithms in Sinewave Fitting”, Transactions on Systems, Signals and Devices, Vol. 4, No. 4, pp. 563-574, December 2009 .
  4. Pedro M. Ramos, Fernando M. Janeiro, Tomáš Radil, “Comparison of Impedance Measurements in a DSP using Ellipse-fit and Seven-Parameter Sine-fit Algorithms”, Measurement, Vol. 42, No. 9, pp. 1370-1379, November 2009.
  5. Pedro M. Ramos, Fernando M. Janeiro, Mouhaydine Tlemçani, A. C. Serra, “Recent Developments on Impedance Measurements with DSP based Ellipse Fitting Algorithms”, IEEE Transactions in Instrumentation and Measurement, Vol. 58, No. 5, pp. 1680-1689, May 2009.
  6. Fernando M. Janeiro, Pedro M. Ramos, “Impedance Measurements using Genetic Algorithms and Multiharmonic Signals”, IEEE Transactions in Instrumentation and Measurement, Vol. 58, No. 2, pp. 383-388, February 2009.
  7. Tomáš Radil, Pedro M. Ramos, Fernando M. Janeiro, A. Cruz Serra, “PQ Monitoring System for Real-time Detection and Classification of Disturbances in a Single-phase Power System”, IEEE Transactions in Instrumentation and Measurement, Vol. 57, No. 8, pp. 1725-1733, August 2008.
  8. Tomáš Radil, Fernando M. Janeiro, Pedro M. Ramos, A. Cruz Serra, “An Efficient Approach to Detect and Classify Power Quality Disturbances”, International Journal for Computation and Mathematics in Electrical and Electronic Engineering, Vol. 27, No. 5, pp. 1178-1191, June 2008.
  9. Tomáš Radil, Pedro M. Ramos, Fernando M. Janeiro, A. Cruz Serra, “DSP Based Power Quality Analyzer for Detection and Classification of Disturbances in a Single-Phase Power System”, Metrology and Measurement Systems, Vol. XIV, No. 4, pp. 483-494, December 2007.
  10. Fernando M. Janeiro, Carlos R. Paiva, António L. Topa, " Guidance and leakage properties of chiral optical fibers ", Journal of the Optical Society of America B , Vol. 19 , No. 11 , pp. 2558 - 2566 , November , 2002.
  11. Fernando M. Janeiro, Pedro M. Ramos, Carlos R. Paiva, " Hamiltonian Formulation for Dispersion-Managed WDM Soliton Communication Systems ", Microwave and Optical Tech. Letters , Vol. 21 , No. 1 , pp. 72 - 77 , April , 1999.

 

Comunicações em Conferências
  1. Pedro M. Ramos, Tomáš Radil, Fernando M. Janeiro, “Sine-Fitting Algorithms Implemented in 32-bit Floating Point Systems”, 17th IMEKO TC4 International Symposium, Kosice, Slovakia, September 2010 (accepted).
  2. Fernando M. Janeiro, Frank Wagner, Pedro M. Ramos, A. M. Silva,  “Uncertainty Analysis of a Cloud Base Height Measurement System Based on Digital Photography”, 3rd IMEKO TC19 International Symposium, Kosice, Slovakia, September 2010 (accepted)..
  3. Fernando M. Janeiro, Pedro M. Ramos, João Fareleira, João Diogo, Dáuria Máximo, Fernando Caetano, “Impedance Spectroscopy of a Vibrating Wire for Viscosity Measurements”, I2MTC 10 - IEEE International Instrumentation and Measurement Technology Conference, Austin, USA, May 2010.
  4. Fernando M. Janeiro, Frank Wagner, Pedro M. Ramos, Ana M. Silva, “Cloud Base Height Estimation Using a Low-Cost Digital Camera”, XIX IMEKO World Congress, Lisbon, Portugal, September 2009.
  5. Pedro M. Ramos, Fernando M. Janeiro, Tomáš Radil, “Performance Comparison of Three Algorithms for Two-Channel Sinewave Parameter Estimation: Seven Parameter Sine Fit, Ellipse Fit, Spectral Sinc Fit”, XIX IMEKO World Congress, Lisbon, Portugal, September 2009.
  6. Fernando M. Janeiro, Pedro M. Ramos, “Application of Genetic Algorithms for Estimation of Impedance Parameters of Two-Terminal Networks”, I2MTC 09 - IEEE International Instrumentation and Measurement Technology Conference, Singapore, May 2009.
  7. Frank Wagner, Fernando M. Janeiro, A. M. Silva, “Derivation of the Ångström Exponent Using Images Provided by a Low-Cost Digital Consumer Camera”, EAC 2008 – European Aerosol Conference, Thessaloniki, Greece, August 2008.
  8. Fernando M. Janeiro, João F. Martins, Vítor F. Pires, Pedro M. Ramos, Armando J. Pires, “Induction Motor Broken Bars Online Detection”, I2MTC 08 - IEEE International Instrumentation and Measurement Technology Conference, Victoria BC, Canada, May 2008.
  9. Pedro M. Ramos, Fernando M. Janeiro, Mouhaydine Tlemçani, A. Cruz Serra, “Uncertainty Analysis of Impedance Measurements Using DSP Implemented Ellipse Fitting Algorithms”, I2MTC 08 - IEEE International Instrumentation and Measurement Technology Conference, Victoria BC, Canada, May 2008.
  10. Pedro M. Ramos, Fernando M. Janeiro, “Implementation of DSP based algorithms for impedance measurements”, IEEE International Conference on Signal Processing and Communications, Dubai, U.A.E., November 2007.
  11. Fernando M. Janeiro, Frank Wagner, Pedro M. Ramos, A. M. Silva, “Automated atmospheric visibility measurements using a digital camera and image registration”, 1st IMEKO TC19 International Symposium on Measurements and Instrumentation for Environmental Monitoring, Iaşi, Romania, September 2007.
  12. Pedro M. Ramos, Tomáš Radil, Fernando M. Janeiro, A. Cruz Serra, “DSP Based Power Quality Analyzer using New Signal Processing Algorithms for Detection and Classification of Disturbances in a Single-phase Power System”, 15th IMEKO TC4 International Symposium on Novelties in Electrical Measurements and Instrumentation, Iaşi, Romania, September 2007.
  13. Pedro M. Ramos, Fernando M. Janeiro, Mouhaydine Tlemçani, A. Cruz Serra, “Implementation of a DSP Based Impedance Measurement Instrument Using Ellipse Fitting Algorithms”, 15th IMEKO TC4 International Symposium on Novelties in Electrical Measurements and Instrumentation, Iaşi, Romania, September 2007.
  14. Fernando M. Janeiro, Pedro M. Ramos, "Application of Genetic Algorithms in Parameter Estimation of Periodic Signals", Proc Conf. on Telecommunications - ConfTele, Peniche, Portugal, May, 2007.
  15. Fernando M. Janeiro, Frank Wagner, Pedro M. Ramos, A. M. Silva, "Atmospheric Visibility Measurements Based on a Low-Cost Digital Camera", Proc Conf. on Telecommunications - ConfTele, Peniche, Portugal, May, 2007.
  16. Tomáš Radil, V. Matz, Pedro M. Ramos, Fernando M. Janeiro, A. Cruz Serra, "Development of a Real-time Power Quality Monitoring Instrument for Detection and Classification of Disturbances in a Single-phase Power System", Proc Conf. on Telecommunications - ConfTele, Peniche, Portugal, May, 2007.
  17. Mouhaydine Tlemçani, Pedro M. Ramos, Fernando M. Janeiro, A. Cruz Serra, "Impedance Measurements using Analog to Digital Converters and Ellipse Fitting Signal Processing Algorithms", Proc Conf. on Telecommunications - ConfTele, Peniche, Portugal, May, 2007.
  18. Fernando M. Janeiro, Pedro M. Ramos, "Multiharmonic Waveform Fitting of Periodic Signals using Genetic Algorithms", Instrumentation and Measurement Technology Conference – IMTC 2007, Warsaw, Poland, May, 2007.
  19. Tomáš Radil, V. Matz, Fernando M. Janeiro, Pedro M. Ramos, A. Cruz Serra, "On-line Detection and Classification of Power Quality Disturbances in a Single-phase Power System", 1st International Conference on Power Engineering – Energy and Electrical Drives - POWERENG 2007, Setúbal, Portugal, April, 2007.
  20. Tomáš Radil, Fernando M. Janeiro, Pedro M. Ramos, "Development of a Single-Phase DSP based Power Quality Analyzer using New Signal Processing Algorithms for Detection and Classification", International Conference on Renewable Energy and Power Quality - ICREPQ 07, Seville, Spain, March, 2007.
  21. Fernando M. Janeiro, Pedro M. Ramos, "Estimation of sinewave parameters using genetic algorithms", 4th IEEE International Multi-Conference on Systems, Signals & Devices - SSD'07, Hammamet, Tunisia, March, 2007.
  22. Tomáš Radil, Fernando M. Janeiro, Pedro M. Ramos, A. Cruz Serra, "Power Quality Monitoring in a Single-phase Power System", 4th IEEE International Multi-Conference on Systems, Signals & Devices - SSD'07, Hammamet, Tunisia, March, 2007.
  23. Frank Wagner, Fernando M. Janeiro, A. M. Silva, "Visibility Measurements Using a Commercial Digital Camera", 5.º Simpósio de Meteorologia e Geofísica da APMG, Peniche, Portugal, Fevereiro, 2007.
  24. Fernando M. Janeiro, Pedro M. Ramos, Mouhaydine Tlemçani, A. Cruz Serra, “Analysis of a Non-Iterative Algorithm for the Amplitude and Phase Difference Estimation of Two Acquired Sinewaves ”, XVIII IMEKO WORLD CONGRESS, Rio de Janeiro, Brasil, September, 2006.
  25. Fernando M. Janeiro, Frank Wagner, A. M. Silva, “Visibility Measurements Using a Commercial Digital Camera ”, Conference on Visibility, Aerosols, and Atmospheric Optics, Vienna, Austria, September, 2006.
  26. Frank Wagner , Fernando M. Janeiro, A. M. Silva, “Recent Visibility Trends in Portugal ”, Conference on Visibility, Aerosols, and Atmospheric Optics, Vienna, Austria, September, 2006.
  27. Fernando M. Janeiro, António L. Topa, Carlos R. Paiva, " Surface and Leaky Modes in a Symmetric DPS-DNG Slab ", Proc IEEE AP-S/URSI International Symp. , Washington , United States, July , 2005.
  28. José Santos, Fernando M. Janeiro, João F. Martins, Armando J. Pires, "Simulador de Carga Mecânica, em Tempo Real, para Accionamento Electromecânico", Proc 1º Congresso Internacional de Engenharia e Gestão da Energia e do Meio Ambiente , Portalegre, Portugal, Maio, 2005.
  29. Fernando M. Janeiro, António L. Topa, Carlos R. Paiva, " Reflection and Transmission at a Chiral Planar Interface ", Proc Conf. on Telecommunications - ConfTele , Tomar , Portugal, April , 2005.
  30. Fernando M. Janeiro, Carlos R. Paiva, " Analysis of Surface and Semileaky Modes in Chiral Optical Fibers Using the Condon Model to Account for Dispersion in Optically Active Media ", Proc International Conf. on Electromagnetics of Complex Media - BIANISOTROPICS , Ghent , Belgium , Vol. 1 , pp. 220 - 223 , September , 2004.
  31. Fernando M. Janeiro, Carlos R. Paiva, " Dispersion Behavior of Surface and Semileaky Modes in Dielectric Planar Chirowaveguides ", Proc Conf. on Telecommunications - ConfTele , Aveiro , Portugal , Vol. 1 , pp. 123 - 126 , June , 2003.
  32. Fernando M. Janeiro, António L. Topa, Carlos R. Paiva, " Leakage characteristics of open chirowaveguides – Dielectric slabs and optical fibers ", Proc International Conf. on Electromagnetics of Complex Media - BIANISOTROPICS , Marrakech , Morocco , Vol. 1 , pp. 69 - 69 , May , 2002.
  33. Hugo M. Ramos, Fernando M. Janeiro, António L. Topa, Carlos R. Paiva, " Material and waveguide dispersion in a symmetric planar chirowaveguide ", Proc International Conf. on Electromagnetics of Complex Media - BIANISOTROPICS , Marrakech , Morocco , Vol. 1 , pp. 75 - 75 , May , 2002.
  34. Fernando M. Janeiro, António L. Topa, Carlos R. Paiva, " Semi-Leaky Modes in Chiral Optical Fibers ", Proc IEEE Lasers and Electro Optics Society Annual Meeting - LEOS , San Diego , United States , Vol. 1 , pp. 897 - 898 , November , 2001.
  35. Fernando M. Janeiro, António L. Topa, Carlos R. Paiva, " Optimal Dispersion Maps in Filtered WDM Soliton Systems ", Proc Conf. on Telecommunications - ConfTele , Figueira da Foz , Portugal , Vol. 1 , pp. 493 - 496 , April , 2001.
  36. Fernando M. Janeiro, António L. Topa, Carlos R. Paiva, " Dispersion-Managed Wavelength Division Multiplexed Soliton Systems with Filtering ", Proc Progress in Electromagnetics Research Symp. - PIERS , Boston , United States , Vol. 1 , pp. 45 - 45 , July , 2000.
  37. Fernando M. Janeiro, António L. Topa, Carlos R. Paiva, " Gestão da Dispersão em Sistemas de Comunicação Óptica WDM com Solitões ", Proc Encontro do Colégio de Electrotecnia da Ordem dos Engenheiros , Lisboa , Portugal , Vol. 1 , pp. 127 - 132 , May , 1999.
  38. Fernando M. Janeiro, António L. Topa, Carlos R. Paiva, " A New Design Procedure to Select Optimal Dispersion Maps for WDM Soliton Communication Systems ", Proc Conf. on Telecommunications - ConfTele , Sesimbra , Portugal , Vol. 1 , pp. 167 - 171 , April , 1999.
  39. José L. Pereira, Fernando M. Janeiro, Carlos R. Paiva, " Polarization division multiplexing with subpicosecond solitons ", Proc IEEE Lasers and Electro Optics Society Annual Meeting - LEOS , San Francisco , United States , Vol. 1 , pp. 379 - 380 , November , 1997.
  40. Jorge R. Costa, Fernando M. Janeiro, Carlos R. Paiva, " Transmissão de Solitões em Sistemas de Comunicação Óptica ", Proc Encontro do Colégio de Electrotecnia da Ordem dos Engenheiros , Porto , Portugal , Vol. 1 , pp. 401 - 408 , June , 1997.