Creating and sharing knowledge for telecommunications

IT Member Profile

... Pedro Miguel Pinto Ramos

Senior Researcher

Pedro Ramos

Academic position: Associate Professor
Joining date: 01-01-1999
Roles in IT: Senior Researcher
Scientific Area: Basic Sciences and Enabling Technologies
Group: Instrumentation and Measurements – Lx

Email: Send Email
Address: IT – Lisboa
Instituto Superior Técnico - Torre Norte - Piso 10
Av. Rovisco Pais, 1
1049 - 001 Lisboa
Tel: +351 21 841 84 54
Fax: +351 21 841 84 72

ORCID iD
https://www.orcid.org/0000-0001-8914-9781

RESEARCHER IDSCOPUSSCHOLARLinkedIn

Scientific Achievements

  • Agregação, Instituto Superior Técnico, 01-01-2010
  • PhD, Instituto Superior Técnico, 21-12-2001
  • MSc, Instituto Superior Técnico, 26-11-1997
  • Licenciatura, Instituto Superior Técnico, 08-11-1995
  • IMEKO Technical Committee on Electrical Measurements (TC-4), 01-01-2012, Technical Secretary
  • Instituto Superior Técnico, 01-04-2010 - 31-12-2012, Member
  • IMEKO Technical Committee on Electrical Measurements (TC-4), 01-01-2006, Member
  • Instituto Superior Técnico, 08-01-2002, Associate Professor
  • IEEE Institute of Electrical and Electronic Engineering, 01-01-1996, Senior Member
Supervision of theses
16MSc Student
Co-Supervision of theses
1MSc Student
2Books Chapters
  • T. Radil, P.M. Ramos, Methods for Estimation of Voltage Harmonic Components, Chapter in, Power Quality, Andreas Eberhard, In-Tech, 2011
  • P.M. Ramos, RCM Martins, SR Rapuano, P. Daponte, Frequency and time-frequency domain analysis tools in measurement, Chapter in, Data Modeling for Metrology and Testing in Measurement Science, Franco Pavese and Alistair B. Forbes, Birkhäuser, Boston, 2009
64Papers in Journals
  • F. M. Janeiro, Y. Hu, P.M. Ramos, Peak factor optimization of multi-harmonic signals using artificial bee colony algorithm, Measurement: Journal of the International Measurement Confederation, Vol. 150, No. 1, pp. 107040 - 107040, January, 2020,
    | Abstract     | BibTex
  • A. Parrella, P Arpaia, M. B. Buzio, A. Liccardo, M. P. Pentella, R. P. Principe, P.M. Ramos, Magnetic Properties of Pure Iron for the Upgrade of the LHC Superconducting Dipole and Quadrupole Magnets, IEEE Transactions on Magnetics, Vol. 55, No. 2, pp. 2001004-1 - 2001004-4, February, 2019,
    | Abstract     | BibTex
  • P.M. Girão, P.M. Ramos, P. Maiolino, G. Cannata, Tactile Sensors and Applications, Sensors, Vol. 19, No. 4, pp. 1 - 25, February, 2019 | BibTex
  • F. M. Janeiro, P.M. Ramos, Threshold estimation for least-squares fitting in impedance spectroscopy, Measurement: Journal of the International Measurement Confederation, Vol. 124, No. -, pp. 479 - 485, August, 2018,
    | Abstract     | BibTex
  • N. Rodrigues, L. S. Rosado, P.M. Ramos, A Portable Embedded Contactless System for the Measurement of Metallic Material Conductivity and Lift-Off, Measurement: Journal of the International Measurement Confederation, Vol. 111, No. 1, pp. 441 - 450, December, 2017,
    | Abstract     | BibTex
  • P Arpaia, P.M. Ramos, Editorial for the Special Section of Measurement on the IMEKO TC-4 Benevento 2014 Symposium, Measurement: Journal of the International Measurement Confederation, Vol. 98, No. 1, pp. 372 - 373, February, 2017 | BibTex
  • P.M. Ramos, F. M. Janeiro, P.M. Girão, Uncertainty evaluation of multivariate quantities: A case study on electrical impedance, Measurement: Journal of the International Measurement Confederation, Vol. 78, No. 1, pp. 397 - 411, January, 2016,
    | Abstract     | BibTex
  • R. A, Abrantes, L. S. Rosado, M. S. Piedade, P.M. Ramos, Pulsed eddy currents testing using a planar matrix probe, Measurement: Journal of the International Measurement Confederation, Vol. 77, No. 1, pp. 351 - 361, January, 2016,
    | Abstract     | BibTex
  • J. Santos, F. M. Janeiro, P.M. Ramos, Development, implementation, and characterization of a standalone embedded viscosity measurement system based on the impedance spectroscopy of a vibrating wire sensor, Measurement Science and Technology, Vol. 26, No. 10, pp. 105903-1 - 105903-14, October, 2015 | BibTex
  • D. A. Aguiam, L. S. Rosado, P.M. Ramos, M. S. Piedade, Heterodyning based portable instrument for eddy currents non destructive testing, Measurement: Journal of the International Measurement Confederation, Vol. 73, No. 1, pp. 146 - 157, September, 2015,
    | Abstract     | BibTex
  • L. S. Rosado, T. S. Santos, P.M. Ramos, P. Vilaça, M. S. Piedade, A new dual driver planar eddy current probe with dynamically controlled induction pattern, NDT and E International, Vol. 70, No. 1, pp. 29 - 37, March, 2015 | BibTex
  • FC Cardoso, L. S. Rosado, FR Franco, Ricardo Ferreira Ferreira, EP Paz, SC Cardoso, P.M. Ramos, M. S. Piedade, PF Freitas, Improved Magnetic Tunnel Junctions Design for the Detection of Superficial Defects by Eddy Currents Testing, IEEE Transactions on Magnetics, Vol. 50, No. 11, pp. 1 - 4, November, 2014,
    | Abstract     | BibTex
  • J. Santos, F. M. Janeiro, P.M. Ramos, Impedance Frequency Characterization of a Vibrating Wire Viscosity Sensor with Mutiharmonic Signals, Measurement: Journal of the International Measurement Confederation, Vol. 55, No. 1, pp. 276 - 287, September, 2014,
    | Abstract     | BibTex
  • L. S. Rosado, FC Cardoso, SC Cardoso, P.M. Ramos, PF Freitas, M. S. Piedade, Eddy currents testing probe with magneto-resistive sensors and differential measurement, Sensors and Actuators, A: Physical, Vol. 212, No. 1, pp. 58 - 67, June, 2014,
    | Abstract     | BibTex
  • L. S. Rosado, M. S. Piedade, P.M. Ramos, Real-Time Processing of Multi-Frequency Eddy Currents Testing Signals: Design, Implementation and Evaluation, IEEE Transactions on Instrumentation and Measurement, Vol. 63, No. 5, pp. 1262 - 1271, May, 2014,
    | Abstract     | BibTex
  • FC Cardoso, L. S. Rosado, RF Ferreira, EP Paz, SC Cardoso, P.M. Ramos, M. S. Piedade, PF Freitas, Magnetic tunnel junction based eddy current testing probe for detection of surface defects, Journal of Appl. Physics, Vol. 115, No. 17, pp. 17E516-1 - 17E516-3, May, 2014 | BibTex
  • F. M. Janeiro, L. Carretas, K. Kandler, F. Wagner, P.M. Ramos, Advances in cloud base height and wind speed measurement through stereophotogrammetry with low cost consumer cameras, Measurement: Journal of the International Measurement Confederation, Vol. 51, No., pp. 429 - 440, May, 2014,
    | Abstract     | BibTex
  • M. L. M. Martínez, F. X. M. F. Farré, O. C. Casas, M. Q. Quílez, G. H. Hornero, P.M. Ramos, B. Borges, H. Marques, P.M. Girão, et. al., Intelligent composting assisted by a wireless sensing network, Waste Management, Vol. 34, No. 4, pp. 738 - 746, April, 2014 | BibTex
  • J. Santos, F. M. Janeiro, P.M. Ramos, Impedance frequency response measurements with multiharmonic stimulus and estimation algorithms in embedded systems, Measurement: Journal of the International Measurement Confederation, Vol. 48, No. 1, pp. 173 - 182, February, 2014 | BibTex
  • O. C. Casas, M. L. M. Martínez, M. Q. Quílez, F. X. M. F. Farré, G. H. Hornero, P.M. Ramos, B. Borges, H. Marques, P.M. Girão, et. al., Wireless Sensor Network for Smart Composting Monitoring and Control, Measurement: Journal of the International Measurement Confederation, Vol. 47, No. 1, pp. 483 - 495, January, 2014 | BibTex
  • P.M. Ramos, F. M. Janeiro, Gene Expression Programming for Automatic Circuit Model Identification in Impedance Spectroscopy: Performance evaluation, Measurement: Journal of the International Measurement Confederation, Vol. 46, No. 10, pp. 4379 - 4387, December, 2013,
    | Abstract     | BibTex
  • L. S. Rosado, J. C. Gonzalez, T. S. Santos, P.M. Ramos, M. S. Piedade, Geometric optimization of a differential planar eddy currents probe for non-destructive testing, Sensors and Actuators, A: Physical, Vol. 197, No. 1, pp. 96 - 105, August, 2013,
    | Abstract     | BibTex
  • L. S. Rosado, F. M. Janeiro, P.M. Ramos, M. S. Piedade, Defect characterization with eddy currents testing using nonlinear-regression feature extraction and artificial neural networks, IEEE Transactions on Instrumentation and Measurement, Vol. 62, No. 5, pp. 1207 - 1214, May, 2013,
    | Abstract     | BibTex
  • F. M. Janeiro, J. Santos, P.M. Ramos, Gene Expression Programming in Sensor Characterization: Numerical Results and Experimental Validation, IEEE Transactions on Instrumentation and Measurement, Vol. 62, No. 5, pp. 1373 - 1381, May, 2013,
    | Abstract     | BibTex
  • P.M. Girão, P.M. Ramos, O. Postolache, J. M. Dias Pereira, Tactile Sensors for Robotic Applications, Measurement: Journal of the International Measurement Confederation, Vol. 46, No. 3, pp. 1257 - 1271, April, 2013 | BibTex
  • G. A. K. Kyriazis, P.M. Ramos, A. Serra, Bayesian and least-squares algorithms for estimating signal harmonics: A comparative study, Measurement: Journal of the International Measurement Confederation, Vol. 45, No. 9, pp. 2203 - 2212, November, 2012,
    | Abstract     | BibTex
  • L. S. Rosado, T. S. Santos, P.M. Ramos, P. Vilaça, M. S. Piedade, A Differential Planar Eddy Currents Probe: Fundamentals, Modelling and Experimental Evaluation, NDT and E International, Vol. 51, No. 1, pp. 85 - 93, October, 2012,
    | Abstract     | BibTex
  • F. M. Janeiro, P.M. Ramos, Gene expression programming and genetic algorithms in impedance circuit identification, Acta IMEKO, Vol. 1, No. 1, pp. 19 - 25, July, 2012,
    | Abstract     | BibTex
  • P.M. Ramos, F. M. Janeiro, T. Radil, On the use of multi-harmonic least-squares fitting for thd estimation in power quality analysis, Metrology and Measuring Systems, Vol. XIX, No. 2, pp. 295 - 306, April, 2012,
    | Abstract     | BibTex
  • P.M. Ramos, T. Radil, F. M. Janeiro, Implementation of sine-fitting algorithms in systems with 32-bit floating point representation, Measurement: Journal of the International Measurement Confederation, Vol. 45, No. 2, pp. 155 - 163, February, 2012 | BibTex
  • A. S. A. Ardeleanu, P.M. Ramos, Real time pc implementation of power quality monitoring system based on multiharmonic least-squares fitting, Metrology and Measuring Systems, Vol. XVIII, No. 4, pp. 543 - 554, December, 2011,
    | Abstract     | BibTex
  • J. Santos, P.M. Ramos, DSPIC-BASED IMPEDANCE MEASURING INSTRUMENT, Metrology and Measuring Systems, Vol. 18, No. 2, pp. 185 - 198, May, 2011 | BibTex
  • T. Radil, P.M. Ramos, Frequency domain parameter estimation of two common frequency single-tone signals, Measurement: Journal of the International Measurement Confederation, Vol. 43, No. 9, pp. 1228 - 1239, November, 2010,
    | Abstract     | BibTex
  • P Arpaia, P.M. Ramos, A. Parrella, op, ACM Transactions on Computational Logic, Vol. ., No. ., pp. . - ., November, 2010 | BibTex
  • L. S. Rosado, T. S. Santos, M. S. Piedade, P.M. Ramos, P. Vilaça, Advanced Technique for Non-Destructive Testing of Friction Stir Welding of Metals, Measurement: Journal of the International Measurement Confederation, Vol. 43, No. 8, pp. 1021 - 1030, October, 2010,
    | Abstract     | BibTex
  • F. M. Janeiro, P.M. Ramos, F. Wagner, A. M. Silva, Developments of low-cost procedure to estimate cloud base height based on a digital camera, Measurement: Journal of the International Measurement Confederation, Vol. 43, No. 5, pp. 684 - 689, June, 2010,
    | Abstract     | BibTex
  • P.M. Ramos, F. M. Janeiro, T. 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 Measuring Systems, Vol. XVII, No. 2, pp. 255 - 270, June, 2010 | BibTex
  • F. M. Janeiro, P.M. Ramos, Application of Genetic Algorithms in Sinewave Fitting, Trans. on Systems, Signals and Devices, Vol. 4, No. 4, pp. 563 - 574, December, 2009,
    | Abstract     | BibTex
  • P.M. Ramos, A. Serra, Comparison of frequency estimation algorithms for power quality assessment, Measurement: Journal of the International Measurement Confederation, Vol. 42, No. 9, pp. 1312 - 1317, November, 2009 | BibTex
  • P.M. Ramos, F. M. Janeiro, T. Radil, Comparison of Impedance Measurements in a DSP using Ellipse-fit and Seven-Parameter Sine-fit Algorithms, Measurement: Journal of the International Measurement Confederation, Vol. 42, No. 9, pp. 1370 - 1379, November, 2009 | BibTex
  • P.M. Ramos, F. M. Janeiro, M. Tlemçani, A. Serra, Recent developments on impedance measurements with DSP based ellipse fitting algorithms, IEEE Transactions on Instrumentation and Measurement, Vol. 58, No. 5, pp. 1680 - 1689, May, 2009 | BibTex
  • T. Radil, P.M. Ramos, A. Serra, New Spectrum Leakage Correction Algorithm for Frequency Estimation of Power System Signals, IEEE Transactions on Instrumentation and Measurement, Vol. 58, No. 5, pp. 1670 - 1679, May, 2009,
    | Abstract     | BibTex
  • F. M. Janeiro, P.M. Ramos, Impedance Measurements Using Genetic Algorithms and Multiharmonic Signals, IEEE Transactions on Instrumentation and Measurement, Vol. 58, No. 2, pp. 383 - 388, February, 2009,
    | Abstract     | BibTex
  • P.M. Ramos, T. Radil, A. Serra, Four-Parameter Sine-Fitting Algorithm for Detection and Classification of Transients and Waveform Distortions, Metrology and Measuring Systems, Vol. XV, No. 4, pp. 441 - 456, December, 2008 | BibTex
  • T. Radil, F. M. Janeiro, P.M. Ramos, A. Serra, An efficient approach to detect and classify power quality disturbances, COMPEL - The International Journal for Computation and Mathematics in Electrical and Electronic Engineering, Vol. 27, No. 5, pp. 1178 - 1191, September, 2008,
    | Abstract     | BibTex
  • T. Radil, P.M. Ramos, F. M. Janeiro, A. Serra, PQ Monitoring System for Real-Time Detection and Classification of Disturbances in a Single-Phase Power System, IEEE Transactions on Instrumentation and Measurement, Vol. 57, No. 8, pp. 1725 - 1733, August, 2008,
    | Abstract     | BibTex
  • P.M. Ramos, A. Serra, Impedance measurement using multiharmonic least-squares waveform fitting algorithm, Computer Standards and Interfaces, Vol. 30, No. 5, pp. 323 - 328, July, 2008 | BibTex
  • N. Brás, P.M. Ramos, A. Serra, Extensible Mark-up Language file definition for structured acquisition data storage and transfer, Measurement: Journal of the International Measurement Confederation, Vol. 41, No. 3, pp. 320 - 326, April, 2008 | BibTex
  • P.M. Ramos, J. M. Dias Pereira, H. Ramos, A. L. Ribeiro, A four terminal water quality monitoring conductivity sensor, IEEE Transactions on Instrumentation and Measurement, Vol. 57, No. 3, pp. 577 - 583, March, 2008 | BibTex
  • P.M. Ramos, A. Serra, A new sine-fitting algorithm for accurate amplitude and phase measurements in two channel acquisition systems, Measurement: Journal of the International Measurement Confederation, Vol. 41, No. 2, pp. 135 - 143, February, 2008 | BibTex
  • T. Radil, P.M. Ramos, A. Serra, Impedance Measurement With Sine-Fitting Algorithms Implemented in a DSP Portable Device, IEEE Transactions on Instrumentation and Measurement, Vol. 57, No. 1, pp. 197 - 204, January, 2008 | BibTex
  • T. Radil, P.M. Ramos, F. M. Janeiro, A. Serra, DSP Based Power Quality Analyzer for Detection and Classification of Disturbances in a Single-phase Power System, Metrology and Measuring Systems, Vol. XIV, No. 4, pp. 483 - 494, December, 2007 | BibTex
  • P.M. Ramos, A. Serra, Multiharmonic signal and waveform fitting algorithm for impedance measurements, Trans. on Systems, Signals and Devices, Vol. 2, No. 4, pp. 391 - 407, September, 2007 | BibTex
  • P.M. Ramos, A. Serra, Least Squares Multiharmonic Fitting: Convergence Improvements, IEEE Transactions on Instrumentation and Measurement, Vol. 56, No. 4, pp. 1412 - 1418, August, 2006 | BibTex
  • P.M. Ramos, M. F. Silva, RCM Martins, A. Serra, Simulation and Experimental Results of Multiharmonic Least-Squares Fitting Algorithms Applied to Periodic Signals, IEEE Transactions on Instrumentation and Measurement, Vol. 55, No. 2, pp. 646 - 651, April, 2006 | BibTex
  • A. Serra, M. F. Silva, P.M. Ramos, RCM Martins, L. Michaeli, J. Saliga, Combined spectral and histogram analysis for fast ADC testing, IEEE Transactions on Instrumentation and Measurement, Vol. 54, No. 4, pp. 1617 - 1623, August, 2005 | BibTex
  • M. F. Silva, P.M. Ramos, A. Serra, A new four parameter sine fitting technique, Measurement: Journal of the International Measurement Confederation, Vol. 35, No. 2, pp. 131 - 137, March, 2004 | BibTex
  • P.M. Ramos, M. F. Silva, A. Serra, Low frequency impedance measurement using sine-fitting, Measurement: Journal of the International Measurement Confederation, Vol. 35, No. 1, pp. 89 - 96, January, 2004 | BibTex
  • J.R. Costa, P.M. Ramos, C. R. Paiva, A. Barbosa, Numerical study of passive gain equalization with twin-core fiber coupler amplifiers for WDM systems, IEEE Journal of Quantum Electronics, Vol. 37, No. 12, pp. 1553 - 1561, December, 2001,
    | Abstract     | Full text (PDF 198 KBs) | BibTex
  • P.M. Ramos, C. R. Paiva, Self-routing switching of solitonlike pulses in multiple-core nonlinear fiber arrays, Journal of the Optical Society of America B: Optical Physics, Vol. 17, No. 7, pp. 1125 - 1133, July, 2000 | BibTex
  • P.M. Ramos, C. R. Paiva, All-optical pulse switching in twin-core fiber couplers with intermodal dispersion, IEEE Journal of Quantum Electronics, Vol. 35, No. 6, pp. 983 - 989, June, 1999 | BibTex
  • F. M. Janeiro, P.M. Ramos, C. 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 | BibTex
  • P.M. Ramos, C. R. Paiva, Optimization and characterization of phase-controlled all-optical switching with fiber solitons, IEEE Journal on Selected Topics in Quantum Electronics, Vol. 3, No. 5, pp. 1224 - 1231, October, 1997 | BibTex
  • P.M. Ramos, C. R. Paiva, Influence of cross-phase modulation on self-routing pulse switching in nonlinear optical fibers, Microwave and Optical Tech. Letters, Vol. 15, No. 2, pp. 91 - 95, June, 1997 | BibTex
118Papers in Conferences
  • N. Rodrigues, P.M. Ramos, F. M. Janeiro, Comparison of harmonic estimation methods for power quality assessment, IMEKO World Congress, Belfast, Ireland, Vol., pp. -, September, 2018,
    | Abstract     | BibTex
  • J. Anglada, P Arpaia, M. B. Buzio, A. Liccardo, A. Parrella, M. P. Pentella, P.M. Ramos, On the importance of magnetic material characterization for the design of particle accelerator magnets, IMEKO World Congress, Dublin, Ireland, Vol., pp. -, September, 2018,
    | Abstract     | BibTex
  • P.M. Ramos, How signal processing is changing impedance spectroscopy, IEEE International Instrumentation and Measurement Technology Conference I2MTC, Houton, United States, Vol. 1, pp. 714 - 719, May, 2018,
    | Abstract     | BibTex
  • N. Rodrigues, F. M. Janeiro, P.M. Ramos, Digital filter performance for zero crossing detection in power quality embedded measurement systems, IEEE International Instrumentation and Measurement Technology Conference I2MTC, Houston, United States, Vol., pp. 1442 - 1447, May, 2018,
    | Abstract     | BibTex
  • N. Rodrigues, F. M. Janeiro, P.M. Ramos, Low Pass Digital Filter Delay Compensation for Accurate Zero Cross Detection in Power Quality, TUIASI - IMEKO TC4 Symposium and International Workshop on ADC Modelling and Testing, Iași, Romania, Vol. 1, pp. 407 - 410, September, 2017 | BibTex
  • Y. Hu, P.M. Ramos, F. M. Janeiro, Artificial Bee Colony Algorithm for Peak-to-Peak Factor Minimization in Periodic Signals, IMEKO TC4 Symp., Iasi, Romania, Vol. 1, pp. 271 - 274, September, 2017 | BibTex
  • N. Rodrigues, L. S. Rosado, P.M. Ramos, Portable Embedded System for Contactless Measurement of Material Conductivity, IMEKO TC4 Symp., Budapest, Hungary, Vol. 1, pp. 102 - 106, September, 2016,
    | Abstract     | BibTex
  • P.M. Ramos, F. M. Janeiro, Vector Fitting based Automatic Circuit Identification, IEEE International Instrumentation and Measurement Technology Conference I2MTC, Taipei, Taiwan, Vol. 1, pp. 1279 - 1284, May, 2016 | BibTex
  • F. M. Janeiro, P.M. Ramos, A Comparative Analysis between Genetic Algorithms and Complex Nonlinear Least Squares on Electrical Impedance Characterization, IEEE International Instrumentation and Technology Conf. - I2MTC, Taipei, Taiwan, Vol. 1, pp. 1273 - 1277, May, 2016,
    | Abstract     | Full text (PDF 506 KBs) | BibTex
  • F. M. Janeiro, L. Carretas, P.M. Ramos, F. Wagner, Cloud Base Height Measurement System Based on Stereo Vision with Automatic Calibration, IEEE International Instrumentation and Technology Conf. - I2MTC, Taipei, Taiwan, Vol. 1, pp. 725 - 729, May, 2016,
    | Abstract     | Full text (PDF 299 KBs) | BibTex
  • L. S. Rosado, FC Cardoso, SC Cardoso, T. S. Santos, P.M. Ramos, PF Freitas, M. S. Piedade, Comparison of spin valve and magnetic tunnel junction magneto resistive sensors in eddy currents testing probes, IMEKO World Congress, Prague, Czech Republic, Vol. 1, pp. TBD - TBD, September, 2015 | BibTex
  • F. M. Janeiro, P.M. Ramos, PERFORMANCE COMPARISON BETWEEN COMPLEX NON-LINEAR LEAST SQUARES AND GENETIC ALGORITHMS IN IMPEDANCE CIRCUIT PARAMETER ESTIMATION, IMEKO World Congress, Prague, Czech Republic, Vol. 1, pp. TBD - TBD, September, 2015,
    | Abstract     | BibTex
  • L. S. Rosado, FC Cardoso, FR Franco, Ricardo Ferreira Ferreira, EP Paz, SC Cardoso, P.M. Ramos, PF Freitas, M. S. Piedade, Detection of micrometric surface defects in titanium using magnetic tunneling junction sensors, European Conf. on Non-Destructive Testing, Praha, Czech Republic, Vol. 2014, pp. 1 - 6, October, 2014 | BibTex
  • P.M. Girão, O. Postolache, G. Postolache, P.M. Ramos, J. M. Dias Pereira, Microwave Doppler Radar in Unobtrusive Health Monitoring, IMEKO Joint IMEKO TC1-TC7-TC13 Symposium, Funchal, Portugal, Vol. 1, pp. 1 - 4, September, 2014,
    | Abstract     | BibTex
  • F. M. Janeiro, J.R. Costa, C. A. Fernandes, P.M. Ramos, Ultra High Frequency Circuit Identification through Gene Expression Programming, IMEKO TC4 Symp., Benevento, Italy, Vol. 1, pp. 885 - 888, September, 2014,
    | Abstract     | BibTex
  • J. Santos, F. M. Janeiro, P.M. Ramos, Measurement Time Optimization of Impedance Spectroscopy Techniques Applied to a Vibrating Wire Viscosity Sensor, IMEKO TC4 Symp., Benevento, Italy, Vol. 1, pp. 880 - 884, September, 2014 | BibTex
  • P.M. Ramos, F. M. Janeiro, P.M. Girão, Evaluation of the uncertainty of electrical impedance measurements: the GUM and its supplement 2, IMEKO Joint IMEKO TC1-TC7-TC13 Symposium, Madeira, Portugal, Vol. 1, pp. 1 - 8, September, 2014 | BibTex
  • P.M. Ramos, D. A. Aguiam, L. S. Rosado, M. S. Piedade, Portable Instrument for Eddy Currents Non Destructive Testing based on Heterodyning Techniques, IEEE International Instrumentation and Technology Conf. - I2MTC, Montevideo, Uruguay, Vol. 1, pp. 1368 - 1372, May, 2014 | BibTex
  • P.M. Ramos, R. A, Abrantes, L. S. Rosado, M. S. Piedade, Embedded Measurement System for Non-Destructive Testing using New Eddy Currents Planar Array Probe, IEEE International Instrumentation and Technology Conf. - I2MTC, Montevideo, Uruguay, Vol. 1, pp. 583 - 588, May, 2014 | BibTex
  • 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,
    | Abstract     | BibTex
  • J. Santos, F. M. Janeiro, P.M. Ramos, Embedded Viscosity Measurement System using a Vibrating-Wire Sensor, IEEE International Instrumentation and Technology Conf. - I2MTC, Montevideo, Uruguay, Vol. 1, pp. 824 - 828, May, 2014,
    | Abstract     | BibTex
  • F. M. Janeiro, L. Carretas, N. R. Palma, P.M. Ramos, F. Wagner, New Stereo Vision Digital Camera System for Simultaneous Measurement of Cloud Base Height and Atmospheric Visibility, American Geophysical Union Fall Meeting, San Francisco, United States, Vol. 1, pp. - - -, December, 2013,
    | Abstract     | BibTex
  • L. S. Rosado, P.M. Ramos, M. S. Piedade, Time Domain Processing of Pulsed Differential Eddy Currents Testing Signals, IMEKO TC4 Symp., Barcelona, Spain, Vol. 19, pp. 345 - 350, July, 2013,
    | Abstract     | BibTex
  • P.M. Ramos, F. M. Janeiro, Improving the convergence of gene expression programming in impedance spectroscopy, IMEKO TC4 Symp., Barcelona, Spain, Vol. 1, pp. 138 - 143, July, 2013 | BibTex
  • J. Gouveia, P.M. Ramos, DSP based data acquisition system with on-board processing, IMEKO TC4 Symp., Barcelona, Spain, Vol. 1, pp. 132 - 137, July, 2013 | BibTex
  • J. Santos, P.M. Ramos, Impedance Estimation of a Vibrating Wire Viscosity Sensor Using Multi-Harmonic Signals, IMEKO TC4 Symp., Barcelona, Spain, Vol. 1, pp. 259 - 264, July, 2013 | BibTex
  • F. M. Janeiro, P.M. Ramos, Threshold estimation in least squares error functions: Application to impedance spectroscopy, IMEKO TC4 Symp., Barcelona, Spain, Vol. 1, pp. - - -, July, 2013,
    | Abstract     | BibTex
  • L. Carretas, F. Wagner, P.M. Ramos, F. M. Janeiro, Cloud Height Measurement System Based on Stereo Vision with Automated Alignment Correction, Conf. on Telecommunications - ConfTele, Castelo Branco, Portugal, Vol. 1, pp. - - -, May, 2013,
    | Abstract     | BibTex
  • P.M. Ramos, F. M. Janeiro, Performance evaluation of gene expression programming in impedance spectroscopy for sensor modelling, IMEKO World Congress, Busan, Korea, South, Vol. 1, pp. NA - NA, September, 2012,
    | Abstract     | BibTex
  • F. M. Janeiro, L. Carretas, K. Kandler, P.M. Ramos, F. Wagner, Automated Cloud Base Height and Wind Speed Measurement Using Consumer Digital Cameras, IMEKO World Congress, Busan, Korea, South, Vol. -, pp. - - -, September, 2012,
    | Abstract     | BibTex
  • F. M. Janeiro, P.M. Ramos, Sensor Characterization Using Gene Expression Programming Evolutionary Algorithms, IEEE International Instrumentation and Technology Conf. - I2MTC, Graz, Austria, Vol. 1, pp. 1 - 1, May, 2012,
    | Abstract     | BibTex
  • L. S. Rosado, P.M. Ramos, F. M. Janeiro, M. S. Piedade, Eddy Currents Testing Defect Characterization based on Non-Linear Regressions and Artificial Neural Networks, IEEE International Instrumentation and Technology Conf. - I2MTC, Graz, Austria, Vol. 1, pp. 2419 - 2424, May, 2012,
    | Abstract     | BibTex
  • J. Santos, P.M. Ramos, Implementation of a Least-Squares Multi-Harmonic Fitting Algorithm in the Multicore Cell Processor, IEEE International Instrumentation and Technology Conf. - I2MTC, Graz, Austria, Vol. 1, pp. 2716 - 2721, May, 2012 | BibTex
  • F. M. Janeiro, P.M. Ramos, IMPEDANCE CIRCUIT IDENTIFICATION THROUGH EVOLUTIONARY ALGORITHMS, IMEKO TC4 Symp., Natal, Brazil, Vol. 1, pp. 1 - 1, September, 2011,
    | Abstract     | BibTex
  • L. Carretas, J. F. Martins, V. F. Pires, A. J. Pires, P.M. Ramos, F. M. Janeiro, Online detection of rotor eccentricity in squirrel cage induction motors, IMEKO TC4 Symp., Natal, Brazil, Vol. 1, pp. 1 - 1, September, 2011,
    | Abstract     | BibTex
  • G. A. K. Kyriazis, P.M. Ramos, A. Serra, Comparison between a classical and a bayesian approach for estimating harmonics of periodic arbitrary signals, IMEKO TC4 Symp., Natal, Brazil, Vol. TC04, pp. NA - NA, September, 2011,
    | Abstract     | BibTex
  • P. Xavier, F. M. Janeiro, P.M. Ramos, Efficient Implementation of Multiharmonic Least-Squares Fitting Algorithms, IMEKO TC4 Symp., Natal, Brazil, Vol. 1, pp. 1 - 1, September, 2011,
    | Abstract     | BibTex
  • J. Santos, P.M. Ramos, Application of Compensation Techniques in a dsPIC based Impedance Measuring System, Conf. on Telecommunications - ConfTele, Lisbon, Portugal, Vol. 1, pp. 1 - 4, April, 2011 | BibTex
  • H. Marques, B. Borges, P.M. Ramos, Contactless Battery Charger for Composite Humidity and Temperature Wireless Sensors, Conf. on Telecommunications - ConfTele, Lisbon, Portugal, Vol. 1, pp. 1 - 1, April, 2011,
    | Abstract     | Full text (PDF 361 KBs) | BibTex
  • F. M. Janeiro, F. Wagner, P.M. Ramos, Cloud Base Height and Wind Speed Retrieval through Digital Camera Based Stereo Vision, American Geophysical Union Fall Meeting, San Francisco, United States, Vol. 1, pp. 1 - 1, December, 2010,
    | Abstract     | BibTex
  • P.M. Ramos, T. Radil, F. M. Janeiro, Sine-fitting algorithms implemented in 32-bit floating point systems, IMEKO TC4 Symp., Kosice, Slovakia, Vol. 1, pp. 1 - 1, September, 2010 | BibTex
  • J. Santos, P.M. Ramos, Impedance Measuring System based on a dsPIC, IMEKO TC4 Symp., Kosice, Slovakia, Vol. 1, pp. 412 - 417, September, 2010 | BibTex
  • T. S. Santos, P. Vilaça, L. S. Rosado, M. S. Piedade, P.M. Ramos, Developments in NDT of Friction Stir Welding Using Eddy Currents, European Conf. on Non-Destructive Testing, Moscow, Russia, Vol. 2, pp. 88 - 89, June, 2010,
    | Abstract     | BibTex
  • F. M. Janeiro, P.M. Ramos, M. N. A. Fareleira, C. F. Diogo, R. C. Máximo, J. P. Caetano, Impedance Spectroscopy of a Vibrating Wire for Viscosity Measurements, IEEE International Instrumentation and Technology Conf. - I2MTC, Austin, United States, Vol. 1, pp. 1067 - 1072, May, 2010,
    | Abstract     | BibTex
  • C. Costa, M. H. M. Matias, P.M. Ramos, P.M. Girão, A New Approach for Real Time Fault Diagnosis in Induction Motors based on Vibration Measurement, IEEE International Instrumentation and Technology Conf. - I2MTC, Austin, United States, Vol. 1, pp. 1164 - 1168, May, 2010 | BibTex
  • Z. A. Awan, P.M. Ramos, Improvement of Phase Difference Estimation Using Modified Ellipse Fit Method, IEEE International Instrumentation and Technology Conf. - I2MTC, Austin, United States, Vol. 1, pp. 78 - 81, May, 2010 | BibTex
  • J.R. Costa, E.B. Lima, C. R. Medeiros, T. Radil, RCM Martins, P.M. Ramos, C. A. Fernandes, Development of an Indoor Wireless Personal Area Network Based on Mechanically Steered Millimeter-Wave Lens Antenna, IEEE International Instrumentation and Technology Conf. - I2MTC, Austin, United States, Vol. 1, pp. 1202 - 1206, May, 2010,
    | Abstract     | Full text (PDF 469 KBs) | BibTex
  • T. Radil, P.M. Ramos, Power Quality Detection and Classification Method for IEC 61000-4-30 Class A Instruments, IEEE International Instrumentation and Technology Conf. - I2MTC, Austin, United States, Vol. 1, pp. 691 - 696, May, 2010,
    | Abstract     | BibTex
  • L. S. Rosado, M. S. Piedade, P.M. Ramos, A Reconfigurable Digital Signal Processing System for Eddy Currents Non-Destructive Testing, IEEE International Instrumentation and Technology Conf. - I2MTC, Austin, United States, Vol. 1, pp. 1 - 6, May, 2010,
    | Abstract     | BibTex
  • C. A. Fernandes, RCM Martins, T. Radil, P.M. Ramos, E.B. Lima, C. R. Medeiros, J.R. Costa, Low-cost mechanically steered millimeter-wave lens antenna system for indoor LANs, International Workshop on Antenna Technology - IWAT, Lisbon, Portugal, Vol. NA, pp. NA - NA, March, 2010,
    | Abstract     | BibTex
  • C. Costa, P.M. Ramos, P.M. Girão, Instrumento de Análise e Diagnóstico em Máquinas Rotativas de Indução, Jornadas sobre Sistemas Reconfiguráveis - REC, Aveiro, Portugal, Vol. 1, pp. 0 - 1, February, 2010 | BibTex
  • S. Ramalho, A. L. Ribeiro, H. Ramos, P.M. Ramos, Conductivity Cell for Water Quality Monitoring, International Workshop on Marine Technology - Martech, Vilanova i la Geltrú, Spain, Vol. CD ROM, pp. 0 - 0, November, 2009,
    | Abstract     | BibTex
  • P.M. Ramos, F. M. Janeiro, T. Radil, Performance comparison of three algorithms for two-channel sinewave parameter estimation: seven parameter sine fit, ellipse fit, spectral sinc fit, IMEKO World Congress, Lisbon, Portugal, Vol. 1, pp. 480 - 484, September, 2009 | BibTex
  • T. Radil, P.M. Ramos, A. Serra, Single-phase power quality analyzer based on a new detection and classification algorithm, IMEKO World Congress, Lisbon, Portugal, Vol. CD-ROM, pp. 917 - 922, September, 2009,
    | Abstract     | BibTex
  • F. M. Janeiro, F. Wagner, P.M. Ramos, A. M. Silva, CLOUD BASE HEIGHT ESTIMATION USING A LOW-COST DIGITAL CAMERA, IMEKO World Congress, Lisbon, Portugal, Vol. 1, pp. 2270 - 2273, September, 2009 | BibTex
  • L. S. Rosado, M. S. Piedade, P.M. Ramos, New Non-Destructive Test Technique on Metal Inspection, IMEKO World Congress, Lisboa, Portugal, Vol. Portugal, pp. 443 - 448, September, 2009,
    | Abstract     | BibTex
  • P.M. Ramos, T. Radil, F. M. Janeiro, A. Serra, Development and Implementation of Algorithms for Power Quality Measurements, Conf. on Telecommunications - ConfTele, Santa Maria da Feira, Portugal, Vol. 1, pp. 117 - 120, May, 2009 | BibTex
  • T. Radil, P.M. Ramos, Frequency Domain Based Algorithm for Estimation of Single-Tone Multichannel Signals, IEEE International Instrumentation and Technology Conf. - I2MTC, Singapore, Singapore, Vol. CD-ROM, pp. 973 - 977, May, 2009,
    | Abstract     | BibTex
  • F. M. Janeiro, P.M. Ramos, Application of Genetic Algorithms for Estimation of Impedance Parameters of Two-Terminal Networks, IEEE International Instrumentation and Technology Conf. - I2MTC, Singapore, Singapore, Vol. CD-ROM, pp. 602 - 606, May, 2009,
    | Abstract     | BibTex
  • T. Radil, P.M. Ramos, A. Serra, Improved Method for Detection and Classification of Transients and Waveform Distortions Using Sine Fitting Algorithms, International Conf. on Renewable Energies and Power Quality - ICREPQ, Valencia, Spain, Vol. CD-ROM, pp. 485.1 - 485.5, April, 2009,
    | Abstract     | BibTex
  • P.M. Ramos, T. Radil, A. Serra, Detection and classification of transients and waveform distortions using an algorithm based on sine-fitting, IMEKO TC4 Symp., Florence, Italy, Vol. 1, pp. 323 - 328, September, 2008 | BibTex
  • P.M. Ramos, Non destructive testing of friction stir welding: Comparison of planar eddy current probes, IMEKO TC4 Symp., Florence, Italy, Vol. 1, pp. 507 - 512, September, 2008 | BibTex
  • T. Radil, P.M. Ramos, A. Serra, Detection and Extraction of Harmonic and Non-harmonic Power Quality Disturbances Using Sine Fitting Methods, International Conf. on Harmonics and Quality of Power - ICHQP, Wollongong, Australia, Vol. CD-ROM, pp. 1 - 6, September, 2008,
    | Abstract     | BibTex
  • P.M. Ramos, F. M. Janeiro, M. Tlemçani, A. Serra, Uncertainty analysis of impedance measurements using DSP implemented ellipse fitting algorithms, IEEE International Instrumentation and Technology Conf. - I2MTC, Victoria, Canada, Vol. 1, pp. 463 - 467, May, 2008 | BibTex
  • T. Radil, P.M. Ramos, A. Serra, Frequency Estimation of Power System Signals Using a New Spectrum Leakage Correction Algorithm, IEEE International Instrumentation and Technology Conf. - I2MTC, Victoria, Canada, Vol. CD-ROM, pp. 2161 - 2166, May, 2008,
    | Abstract     | BibTex
  • F. M. Janeiro, J. F. Martins, V. F. Pires, P.M. Ramos, A. J. Pires, Induction Motor Broken Bars Online Detection, IEEE International Instrumentation and Technology Conf. - I2MTC, Victoria, Canada, Vol. 1, pp. 2137 - 2140, May, 2008 | BibTex
  • P.M. Ramos, F. M. Janeiro, Implementation Of DSP based algorithms for impedance measurements, IEEE International Conf. on Signal Processing and Communication - ICSPC, Dubai, United Arab Emirates, Vol. 1, pp. 816 - 819, November, 2007 | BibTex
  • P.M. Ramos, T. Radil, F. M. Janeiro, A. Serra, DSP based power quality analyzer using new signal processing algorithms for detection and classification of disturbances in a single-phase power system, IMEKO TC4 Symp., Iasi, Romania, Vol. II, pp. 433 - 438, September, 2007 | BibTex
  • P.M. Ramos, F. M. Janeiro, M. Tlemçani, A. Serra, Implementation of a DSP based impedance measurement instrument using ellipse fitting algorithms, IMEKO TC4 Symp., Iasi, Romania, Vol. II, pp. 492 - 497, September, 2007 | BibTex
  • F. M. Janeiro, F. Wagner, P.M. Ramos, A. M. Silva, Automated Atmospheric Visibibility Measurements using a Digital Camera and Image Registration, IMEKO TC19 Symp, Iasi, Romania, Vol. 1, pp. 13 - 17, September, 2007 | BibTex
  • F. M. Janeiro, P.M. Ramos, Multiharmonic Waveform Fitting of Periodic Signals using Genetic Algorithms, IEEE Instrumentation and Measurement Technology Conf., Warsaw, Poland, Vol. CD-ROM, pp. 1 - 6, May, 2007 | BibTex
  • F. M. Janeiro, P.M. Ramos, Application of Genetic Algorithms in Parameter Estimation of Periodic Signals, Conf. on Telecommunications - ConfTele, Peniche, Portugal, Vol. 1, pp. 217 - 220, May, 2007 | BibTex
  • F. M. Janeiro, F. Wagner, P.M. Ramos, A. M. Silva, Atmospheric Visibility Measurements Based on a Low-Cost Digital Camera, Conf. on Telecommunications - ConfTele, Peniche, Portugal, Vol. 1, pp. 213 - 216, May, 2007 | BibTex
  • V. Matz, T. Radil, P.M. Ramos, A. Serra, Automated Power Quality Monitoring System for On-line Detection and Classification of Disturbances, IEEE Instrumentation and Measurement Technology Conf., Warsaw, Poland, Vol. CD-ROM, pp. 7083.1 - 7083.6, May, 2007 | BibTex
  • T. Radil, V. Matz, P.M. Ramos, F. M. Janeiro, A. Serra, Development of a real-time Power quality monitoring Instrument for Detection and Classification of Disturbances in a Single-phase Power System, Conf. on Telecommunications - ConfTele, Peniche, Portugal, Vol. 1, pp. 267 - 270, May, 2007 | BibTex
  • P.M. Ramos, H. Ramos, A. L. Ribeiro, Design, Implementation and Characterization of Stand-Alone Prototypes for Water Conductivity Assessment, Conf. on Telecommunications - ConfTele, Peniche, Portugal, Vol. 1, pp. 225 - 228, May, 2007 | BibTex
  • T. Radil, V. Matz, F. M. Janeiro, P.M. Ramos, A. Serra, On-line Detection and Classification of Power Quality Disturbances in a Single-phase Power System, International Conf. on Power Engineering, Energy and Electrical Drives - POWERENG, Setúbal, Portugal, Vol. CD-ROM, pp. 713 - 718, April, 2007 | BibTex
  • T. Radil, F. M. Janeiro, P.M. Ramos, A. Serra, Power Quality Monitoring in a Single-phase Power System, IEEE International Conf. on Signals, Systems, Devices - SSD, Hammamet, Tunisia, Vol. CD-ROM, pp. 1 - 4, March, 2007 | BibTex
  • F. M. Janeiro, P.M. Ramos, Estimation of Sinewave Parameters using Genetic Algorithms, IEEE International Conf. on Signals, Systems, Devices - SSD, Hammamet, Tunisia, Vol. IV, SCI-4028, pp. 1 - 4, March, 2007 | BibTex
  • T. Radil, F. M. Janeiro, P.M. Ramos, Development of a Single-Phase DSP based Power Quality Analyzer using New Signal Processing Algorithms for Detection and Classification, International Conf. on Renewable Energies and Power Quality - ICREPQ, Sevilla, Spain, Vol. CD-ROM, pp. 367.1 - 367.6, March, 2007 | BibTex
  • V. Matz, T. Radil, P.M. Ramos, Multifunction Power Quality Monitoring System, Technical Computing Prague, Prague, Czech Republic, Vol. CD-ROM, pp. 67 - 74, October, 2006 | BibTex
  • F. M. Janeiro, P.M. Ramos, M. Tlemçani, A. Serra, Analysis of a Non-Iterative Algorithm for the Amplitude and Phase Difference Estimation of two Acquired Sinewaves, IMEKO World Congress, Rio de Janeiro, Brazil, Vol., pp. - - -, September, 2006 | BibTex
  • V. Matz, P.M. Ramos, N. Brás, A. Serra, A comparative evaluation between frequency estimation algorithms for power quality assessment in DSP implementation, IMEKO World Congress, Rio de Janeiro, Brazil, Vol., pp. - - -, September, 2006 | BibTex
  • P. Rodrigues, P.M. Ramos, Design and characterization of a sun sensor for the SSETI-ESEO project, IMEKO World Congress, Rio de Janeiro, Brazil, Vol., pp. - - -, September, 2006 | BibTex
  • A. L. Ribeiro, H. Ramos, P.M. Ramos, J. M. Dias Pereira, Inductive Conductivity Cell for Water Salinity Monitoring, IMEKO World Congress, Rio de Janeiro, Brazil, Vol. CDROM, pp. 1 - 4, September, 2006 | BibTex
  • P.M. Ramos, A. Serra, Convergence of Least-Squares Multi Harmonic Fitting Algorithm, IEEE Instrumentation and Measurement Technology Conf., Sorrento, Italy, Vol. 1, pp. 1982 - 1987, April, 2006 | BibTex
  • P.M. Ramos, N. Brás, A. Serra, A new calibration method for current and voltage sensors used in power quality measurements, IEEE Instrumentation and Measurement Technology Conf., Sorrento, Italy, Vol. 1, pp. 2283 - 2288, April, 2006 | BibTex
  • M. Komárek, M. Novotny, P.M. Ramos, J. M. Dias Pereira, A DSP Based Prototype for Water Conductivity Measurements, IEEE Instrumentation and Measurement Technology Conf., Sorrento, Italy, Vol., pp. 2348 - 2353, April, 2006 | BibTex
  • N. Brás, P.M. Ramos, A. Serra, Flexible PC measurement system based in Extensible Mark-up Language files, IMEKO TC4 Symp., Gdynia, Poland, Vol. 2, pp. 404 - 407, September, 2005 | BibTex
  • T. Radil, P.M. Ramos, A. Serra, DSP based portable impedance measurement instrument using sine-fitting algorithms, IEEE Instrumentation and Measurement Technology Conf., Ottawa, Canada, Vol. 2, pp. 1018 - 1022, May, 2005 | BibTex
  • P.M. Ramos, M. F. Silva, A. Serra, Applying sine-fitting algorithms beyond the Nyquist limit, Conf. on Telecommunications - ConfTele, Tomar, Portugal, Vol. -, pp. - - -, April, 2005 | BibTex
  • P.M. Ramos, T. Radil, A. Serra, Implementation of sine-fitting algorithms in a DSP based portable instrument for impedance measurement, Conf. on Telecommunications - ConfTele, Tomar, Portugal, Vol. -, pp. - - -, April, 2005 | BibTex
  • H. Ramos, P.M. Ramos, F.A. Assunção, Automated Temperature Controlled Bath to Characterize Sensors for In-Situ Water Quality Monitoring, Conf. on Telecommunications - ConfTele, Tomar, Portugal, Vol. CD, pp. 00 - 00, April, 2005,
    | Abstract     | BibTex
  • P.M. Ramos, A. Serra, Tailored Multi-Harmonic Signals for Impedance Measurements with Waveform Fitting Algorithms, IEEE International Conf. on Signals, Systems, Devices - SSD, Sousse, Tunisia, Vol. 4, pp. 1 - 5, March, 2005 | BibTex
  • H. Ramos, F.A. Assunção, A. L. Ribeiro, P.M. Ramos, A Low-Cost Temperature Controlled System to Test and Characterize Sensors, IEEE AFRICON Conf. in Africa, Gaborone, Botswana, Vol. 01, pp. 457 - 460, September, 2004 | BibTex
  • P.M. Ramos, M. F. Silva, A. Serra, Impedance Measurement using a Least-Squares Waveform Fitting Algorithm, Conf. on Precision Electromagnetic Measurements, London, United Kingdom, Vol. 1, pp. 125 - 126, June, 2004 | BibTex
  • M. F. Silva, P.M. Ramos, RCM Martins, A. Serra, Least-Square Fitting Algorithms Applied To Periodic Signals, IEEE Instrumentation and Measurement Technology Conf., Como, Italy, Vol. 3, pp. 1730 - 1734, May, 2004 | BibTex
  • P.M. Ramos, F.A. Assunção, H. Ramos, Automated temperature controlled bath to characterize sensors for in-situ water quality monitoring, Conf. on Telecommunications - ConfTele, Tomar, Portugal, Vol. -, pp. - - -, April, 2004 | BibTex
  • F. Alegria, P.M. Ramos, A. Serra, Measuring Channel Switching Error in Data Acquisition Systems, Euro Workshop on ADC Modelling and Testing, Perugia, Italy, Vol., pp. 175 - 177, September, 2003 | BibTex
  • P.M. Ramos, M. F. Silva, A. Serra, Improving sine-fitting algorithms for amplitude and phase measurements, IMEKO World Congress, Dubrovnik, Croatia, Vol. TC4, pp. 614 - 619, June, 2003 | BibTex
  • M. F. Silva, P.M. Ramos, A. Serra, Impedance measurement using sine fitting algorithms, IMEKO TC4 Symp., Zagreb, Croatia, Vol. 1, pp. 199 - 204, September, 2002 | BibTex
  • P.M. Ramos, J.R. Costa, C. R. Paiva, Pulse switching in nonlinear fiber Bragg gratings, Conf. on Telecommunications - ConfTele, Figueira da Foz, Portugal, Vol. 1, pp. 488 - 492, April, 2001 | BibTex
  • P.M. Ramos, C. R. Paiva, All-optical logical gates with solitonlike pulses in mismatched two-core fiber couplers, Conf. on Telecommunications - ConfTele, Figueira da Foz, Portugal, Vol. 1, pp. 497 - 501, April, 2001 | BibTex
  • J.R. Costa, P.M. Ramos, C. R. Paiva, A. Barbosa, Amplification of Wavelength Division Multiplexing in Multi-Core Erbium Doped Fiber Amplifiers, Conf. on Telecommunications - ConfTele, Figueira da Foz, Portugal, Vol. 1, pp. 479 - 483, April, 2001,
    | Abstract     | Full text (PDF 296 KBs) | BibTex
  • P.M. Ramos, J.R. Costa, C. R. Paiva, A numerical study of pulse switching in nonlinear nonuniform fiber Bragg gratings, IEEE Lasers and Electro Optics Society Annual Meeting - LEOS, Puerto Rico, Puerto Rico, Vol. 1, pp. 661 - 662, November, 2000,
    | Abstract     | Full text (PDF 134 KBs) | BibTex
  • J.R. Costa, P.M. Ramos, C. R. Paiva, A. Barbosa, A Numerical Study of WDM Pulse Equalization in Twin-Core Fiber Amplifiers, IEEE Lasers and Electro Optics Society Annual Meeting - LEOS, Puerto Rico, Puerto Rico, Vol. 1, pp. 275 - 276, November, 2000,
    | Abstract     | Full text (PDF 175 KBs) | BibTex
  • P.M. Ramos, C. R. Paiva, Analysis of solitonlike pulse switching in mismatched two-core fiber couplers, Progress in Electromagnetics Research Symp. - PIERS, Boston, United States, Vol. 1, pp. 49 - 49, July, 2000 | BibTex
  • J.R. Costa, P.M. Ramos, C. R. Paiva, A. Barbosa, Wavelength Division Multiplexing With Solitons in Erbium-Dped Fiber Couplers, Progress in Electromagnetics Research Symp. - PIERS, Boston, United States, Vol. 1, pp. 46 - 46, July, 2000 | BibTex
  • P.M. Ramos, C. R. Paiva, Optimization of all-optical soliton switching in N-core fiber arrays, International Symp. on Recent Advances in Microwave Technology, Malaga, Spain, Vol. 1, pp. 53 - 56, December, 1999 | BibTex
  • P.M. Ramos, C. R. Paiva, Comutação de solitões em fibras ópticas não-lineares de múltiplos núcleos, Encontro do Colégio de Electrotecnia da Ordem dos Engenheiros, Lisboa, Portugal, Vol. 1, pp. 141 - 147, May, 1999 | BibTex
  • P.M. Ramos, C. R. Paiva, Effect of intermodal dispersion on soliton switching in twin-core nonlinear fiber couplers, Conf. on Telecommunications - ConfTele, Sesimbra, Portugal, Vol. 1, pp. 172 - 176, April, 1999 | BibTex
  • P.M. Ramos, J.R. Costa, C. R. Paiva, Erbium-doped nonlinear fiber coupler: Influence of wavelength mismatch on soliton switching, Progress in Electromagnetics Research Symp. - PIERS, Nantes, France, Vol. 1, pp. 210 - 210, July, 1998 | BibTex
  • P.M. Ramos, C. R. Paiva, Optimization of phase-controlled soliton switching in nonlinear optical fibers, IEEE Lasers and Electro Optics Society Annual Meeting - LEOS, San Francisco, United States, Vol. 1, pp. 373 - 374, November, 1997 | BibTex
  • P.M. Ramos, C. R. Paiva, A new variational approach for the cross-phase modulation effect on self-routing pulse switching in nonlinear fiber couplers, Pacific Rim Conf. on Lasers and Electro-Optics, Chiba, Japan, Vol. 1, pp. 113 - 114, July, 1997 | BibTex
  • P.M. Ramos, C. R. Paiva, Comutação fotónica de solitões em acopladores não-lineares de fibras ópticas, Encontro do Colégio de Electrotecnia da Ordem dos Engenheiros, Porto, Portugal, Vol. 1, pp. 390 - 400, June, 1997 | BibTex
  • P.M. Ramos, C. R. Paiva, Soliton switching in twin-core nonlinear fiber couplers: A comparative study between analytical and numerical methods, Conf. on Telecommunications - ConfTele, Aveiro, Portugal, Vol. 1, pp. 273 - 276, April, 1997 | BibTex
  • P.M. Ramos, C. R. Paiva, Combined effect of cross-phase modulation and higher-order dispersion on soliton switching in nonlinear fiber couplers, Progress in Electromagnetics Research Symp. - PIERS, Hong Kong, United Kingdom, Vol. 2, pp. 506 - 506, January, 1997 | BibTex
  • M. Trindade Guerreiro, A. Farinha Rodrigues, P.M. Girão, P.M. Ramos, A. Serra, Digital Oscilloscope and Spectrum Analyzer System Based on a Personal Computer, IMEKO TC4 Symp., Praga, Czech Republic, Vol. 2, pp. 472 - 476, September, 1995 | BibTex

Closed Projects13

Acronym Name Funding Agency Start date Ending date
DICSAP/WCA Design, Implementation and Characterization of Stand-Alone Prototypes for Water Conductivity Assessment IT/LA 01-05-2005 01-05-2008
FS Fiber Solitons: Propagation, Amplification and Switching FCT/POSI 01-10-2000 01-10-2004
HORA Disseminação horária IPQ 11-08-2004 30-01-2005
IMPANA Development and implementation of an impedance analyzer based on analog to digital conversion and powerful signal processing algorithms FCT/PTDC 01-09-2007 01-12-2010
INSPECT INSPECT - Integrated Nano Sensor Probes and Electronics for Eddy Currents Testing FCT/PTDC 01-05-2013 01-11-2015
NECTDiMe New error correction techniques for digital measurement instruments FCT/POCTI 01-02-2004 01-02-2007
NMMADC New measurements methods in Analog to Digital Converters testing FCT/POCTI 01-10-2000 30-09-2003
Non Linear and Chiroguides Microwave and optical devices for transmission and switching using linear and nonlinear media FCT/PRAXIS 15-05-1997 21-02-2001
Powerquality Fast and accurate power quality measurements using analog to digital converters and digital signal processing techniques FCT/POSC 01-03-2007 01-12-2008
PQM/ADC/DSP Power quality measurements using analog to digital converters and digital signal processing techniques IT/LA 01-09-2005 01-12-2007
TIM Magnetic Induction Tomography - Development of the instrumentation and measuring methods for biomedical applications. FCT/POSC 01-06-2005 01-06-2008
UEMC-IM Update and Extension of the Measuring Capabilities of the Instrumentation and Measurement Group of the Institute of Telecommunications - Lisbon FCT/REEQ 01-06-2002 31-12-2006
Wi-mm Millimetre-wave wireless indoor link with automatic tracking antenna IT/LA 01-10-2008 01-10-2010
1Awards
  • P.M. Ramos, Nonlinear Switching with Solitons in Optical Fibers, 1st Prize Inovação Jovem Engenheiro da Ordem dos Engenheiros, 01-12-1999
4Miscellaneous
5Short Courses and Seminars
  • P.M. Ramos, Test of Data Acquisition Systems, Spain, Barcelona, 07-2010
  • H. Ramos, RCM Martins, P.M. Ramos, Automated Remote Electronic Instrumentation: Virtual Instrumentation, Portugal, Lisboa, 11-2007
  • H. Ramos, RCM Martins, P.M. Ramos, Automated Remote Electronic Instrumentation: Virtual Instrumentation, Portugal, Lisboa, 11-2006
  • H. Ramos, RCM Martins, P.M. Ramos, Automated Remote Electronic Instrumentation: Virtual Instrumentation, Portugal, Lisboa, 03-2006
  • H. Ramos, P.M. Ramos, Curso Básico de Instrumentação e Controlo de Dispositivos através de Interfaces Série e Paralelo, Portugal, Lisboa, 01-2005
12Conference Committees
  • IEEE International Conf. on Signals, Systems, Devices - SSD, Technical Programme Committee, 2013
  • IEEE International Conf. on Signals, Systems, Devices - SSD, Technical Programme Committee, 2012
  • IMEKO, Technical Programme Committee, 2011
  • IMEKO TC4 Symp., Organizing Committee, 2011
  • IMEKO TC4 Symp., Technical Programme Committee, 2011
  • IEEE International Conf. on Signals, Systems, Devices - SSD, Technical Programme Committee, 2010
  • IMEKO TC4 Symp., Technical Programme Committee, 2010
  • IMEKO XIX IMEKO World Congress, Organizing Committee, 2009
  • IMEKO TC4 Symp., Technical Programme Committee, 2008
  • IMEKO TC4 Symp., Technical Programme Committee, 2007
  • Conf. on Telecommunications - ConfTele, Organizing Committee, 2005
  • IMEKO TC4 Symp., Organizing Committee, 2001
3Editorial Committees
  • Editorial Board, Acta IMEKO, 01-06-2014 - today
  • Guest Editor for Special Section, Measurement: Journal of the International Measurement Confederation, 01-07-2013 - 01-04-2014
  • Guest Editor for Special Issue, Measurement: Journal of the International Measurement Confederation, 01-10-2011 - 01-11-2012
12Refereeing Journals
  • IEEE Transactions on Instrumentation and Measurement
    2013, 1 review(s); 2012, 4 review(s); 2011, 2 review(s); 2010, 5 review(s); 2009, 3 review(s); 2008, 1 review(s); 2007, 3 review(s); 2006, 1 review(s); 2005, 1 review(s);
  • Measurement: Journal of the International Measurement Confederation
    2013, 1 review(s); 2012, 2 review(s); 2011, 1 review(s); 2010, 1 review(s); 2009, 6 review(s); 2008, 1 review(s); 2006, 1 review(s);
  • Simulation Modelling Practice and Theory
    2008, 1 review(s);
  • Journal of Algorithms
    2009, 1 review(s);
  • Signal Processing
    2009, 3 review(s);
  • Journal of Lightwave Technology
    2005, 1 review(s);
  • Metrology and Measuring Systems
    2011, 3 review(s);
  • European Trans. on Electrical Power
    2011, 1 review(s);
  • Sensors and Actuators, A: Physical
    2010, 3 review(s);
  • Optics Letters
    2006, 1 review(s);
  • IEEE Photonics Technology Letters
    2006, 1 review(s); 2005, 1 review(s); 2002, 1 review(s);
  • Physics Letters, Section A: General, Atomic and Solid State Physics
    2002, 1 review(s);
8Refereeing Conferences
  • IEEE International Conf. on Signal Processing and Communication - ICSPC
    2007, 1 review(s);
  • Mosharaka International Conf. on Wireless Communications and Mobile Computing - M-WCMC
    2007, 1 review(s);
  • International Conf. on Power Engineering, Energy and Electrical Drives - POWERENG
    2008, 1 review(s);
  • Mosharaka International Conf. on Communications, Propagation and Electronics - MIC-CPE
    2008, 1 review(s);

  • 2009, 1 review(s); 2006, 1 review(s); 2004, 1 review(s);
  • IMEKO World Congress
    2012, 1 review(s); 2009, 1 review(s); 2006, 1 review(s);
  • IMEKO TC4 Symp.
    2011, 1 review(s); 2010, 1 review(s);
  • IEEE Region 8 EUROCON 2011 International Conf. on Computer as a Tool joint with the Conf. on Telecommunications
    2011, 1 review(s);
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