Papers in Conference Proceedings  [209] 

- Postolache, O.; Girão, P.M.; G. Postolache; "Comparative analysis of two systems for unobtrusive heart signal", Proc International Conf. of the IEEE Engineering in Medicine and Biology Society - EMBC, Osaka, Japan, Vol. I, pp. 1 - 4, July, 2013.
Abstract | BibTex

- Postolache, O.; Dias Pereira, J. M.; Girão, P.M.; "Sensor Network for Environment Monitoring: Water Quality Case Study", Proc IMEKO TC19 Symp, Lecce, Italy, Vol. 1, pp. 1 - 5, June, 2013.
Abstract | BibTex

- Pinheiro, E.C.; Postolache, O.; Girão, P.M.; "Calibration and Validation of Homeostasis Parameters Estimates Produced by a DSP Embedded in a Wheelchair", Proc IEEE International Instrumentation and Technology Conf. - I2MTC, Minneapolis, United States, Vol. I, pp. xx - yy, May, 2013.
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- Pinheiro, E.C.; Postolache, O.; Girão, P.M.; "Dual Architecture Platform for Unobtrusive Wheelchair User Monitoring", Proc IEEE International Symp. on Medical Measurements and Applications - MeMeA, Gatineau, Canada, Vol. I, pp. xx - yy, May, 2013.
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- M.R Ribeiro; Postolache, O.; Girão, P.M.; "Modular Platform Architecture for Fast Prototyping of Vital Signs and Motor Activity Monitors ", Proc IEEE International Instrumentation and Technology Conf. - I2MTC, Minneapolis, United States, Vol. 1, pp. 1 - 6, May, 2013.
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- Postolache, O.; Girão, P.M.; G. Postolache; "Multi-channel architecture for evaluation of automated oscillometric blood pressure devices", Proc IEEE International Symp. on Medical Measurements and Applications - MeMeA, Gatineau, Canada, Vol. 1, pp. 1 - 6, May, 2013.
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- T.P. Pereira; H. Crvalho; A.C. Catarino; Postolache, O.; Girão, P.M.; "Wearable Biopotential Measurement Using the TI ADS1198 Analog Front-End and Textile Electrodes", Proc IEEE International Symp. on Medical Measurements and Applications - MeMeA, Gatineau, Canada, Vol. 1, pp. 1 - 6, May, 2013.
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- M.R Ribeiro; Postolache, O.; Girão, P.M.; "Architectures for Modular Smart Sensor Systems", Proc International Conf. on Sensing Technology - ICST, Kalkata, India, Vol. 1, pp. 1 - 7, December, 2012.
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- Postolache, O.; Costa Freire, J.; Girão, P.M.; Dias Pereira, J. M.; "Smart Sensor Architecture for Vital Signs and Motor Activity Monitoring of Wheelchair’ Users ", Proc International Conf. on Sensing Technology - ICST, Kolkata, India, Vol. 1, pp. 1 - 6, December, 2012.
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- Pinheiro, E.C.; Postolache, O.; Girão, P.M.; "Monitorizar e Transmitir Imperceptivelmente Grandezas Biológicas Usando Quatro Bandas Espectrais", Proc URSI Seminar of the Portuguese Committee, Lisboa, Portugal, Vol. I, pp. 1 - 10, November, 2012.
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- Postolache, O.; Girão, P.M.; "DSP Based Real-Time Adaptive Vital Signals Extraction Algorithm Using CW-Radar for Wheelchair Users", Proc International Workshop on Electromagnetic Compatibility and Engineering in Medicine and Biology - EPE-W, Iasi, Romania, Vol. 1, pp. 1 - 4, October, 2012.
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- Postolache, O.; Girão, P.M.; E D Lunca; Mauskopf ; "Unobtrusive Cardio-Respiratory Monitoring Based on Microwave Doppler Radar", Proc International Workshop on Electromagnetic Compatibility and Engineering in Medicine and Biology - EPE-W, Iasi, Romania, Vol. 1, pp. 1 - 4, October, 2012.
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- Pinheiro, E.C.; Postolache, O.; Girão, P.M.; "A Practical Approach Concerning the Capacitive Acquisition of the Electrocardiogram in a Moving Wheelchair", Proc IMEKO World Congress, Busan, Korea, South, Vol. I, pp. xx - yy, September, 2012.
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- Postolache, O.; Dias Pereira, J. M.; Girão, P.M.; "GREENHOUSES MICROCLIMATE REAL-TIME MONITORING BASED ON A WIRELESS SENSOR NETWORK AND GIS", Proc IMEKO World Congress, Busan, Korea, South, Vol. I, pp. 1 - 5, September, 2012.
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- Pinheiro, E.C.; Postolache, O.; Girão, P.M.; "Evaluation of compressed sensing impact in cardiac signals processing and transmission", Proc SIAM Conf. on Applied Linear Algebra , Valencia, Spain, Vol. I, pp. 63 - 63, June, 2012.
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- Postolache, O.; Girão, P.M.; H Ijaz; "IEEE 1451.4 Embedded Smart Sensors Architecture for Wheelchair User Monitoring", Proc IEEE International Workshop on Medical Measurements and, Budapest, Hungary, Vol. 1, pp. 1 - 5, May, 2012.
Abstract | BibTex

- Postolache, O.; Girão, P.M.; M.R Ribeiro; G. Postolache; "Treat Me Well: Affective and Physiological Feedback for Wheelchair Users", Proc IEEE International Workshop on Medical Measurements and, Budapest, Hungary, Vol. 1, pp. 1 - 7, May, 2012.
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- Postolache, O.; Dias Pereira, J. M.; Girão, P.M.; G. Postolache; "Systems for Remote Monitoring of Indoor Air Quality and Respiration of Wheelchair Users", Proc IEEE International Conf. on Signals, Systems, Devices - SSD, Chemnitz, Germany, Vol. 1, pp. 1 - 6, March, 2012.
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- Postolache, O.; Girão, P.M.; Dias Pereira, J. M.; G. Postolache; "Smart Walker for Pervasive HealthCare", Proc International Conf. on Sensing Technology - ICST, Palmerston North, New Zealand, Vol. 1, pp. 1 - 5, December, 2011.
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- Dias Pereira, J. M.; Postolache, O.; Girão, P.M.; "A Smart Conductivity Sensor with Temperature and Water Tide Level Compensation capabilities", Proc International Conf. on Sensing Technology - ICST, Palmerstone North, New Zealand, Vol. 1, pp. 99 - 99, November, 2011.
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- Postolache, O.; Girão, P.M.; Dias Pereira, J. M.; "Multi-sensing node architecture for water quality monitoring", Proc UPC Workshop Internacial sobre Tecnologia Marina - 28) MARTECH 2007, Cadiz, Spain, Vol. 1, pp. 1 - 4, September, 2011.
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- G. Postolache; Girão, P.M.; Postolache, O.; "New insight into arrhythmia onset using HRV and BPV analysis", Proc International Conf. of the IEEE Engineering in Medicine and Biology Society - EMBC, Boston, United States, Vol. 1, pp. 2691 - 2694, September, 2011.
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- Postolache, O.; Girão, P.M.; S.A. Antunes; F.A. Tavares; "RF Spectrum Monitoring and Management System Based on an RF Receiver Multi-server Architecture", Proc International Workshop on Intelligent Data Acquisition and Advanced Computing Systems, Prague, Czech Republic, Vol. 1, pp. 176 - 179, September, 2011.
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- Viegas, V.V.; Girão, P.M.; Dias Pereira, J. M.; "Service-Oriented Distributed Measurement and Control Systems: A Case Study", Proc International Workshop on Intelligent Data Acquisition and Advanced Computing Systems, Prague, Czech Republic, Vol. , pp. - , September, 2011.
Abstract | Full text (PDF 234KB) | BibTex

- Postolache, O.; Girão, P.M.; G. Postolache; J M Joaquim; "Cardio-Respiratory and Daily Activity Monitor Based on FMCW Doppler Radar Embedded in a Wheelchair ", Proc International Conf. of the IEEE Engineering in Medicine and Biology Society - EMBC, Boston, United States, Vol. 1, pp. 1917 - 1120, August, 2011.
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- Postolache, O.; Girão, P.M.; "Mobile Solution for Air Quality Monitoring and Respiration Activity Monitoring based on an Android OS Smart Phone ", Proc IMEKO TC19 Symp, Cavtat, Croatia, Vol. 1, pp. 1 - 4, June, 2011.
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- Pinheiro, E.C.; Postolache, O.; Girão, P.M.; "Cardiopulmonary Signal Processing of Users of Wheelchairs with Embedded Sensors", Proc IEEE International Workshop on Medical Measurements and, Bari, Italy, Vol. I, pp. 1 - 6, May, 2011.
Abstract | Full text (PDF 1446KB) | BibTex

- Postolache, O.; Girão, P.M.; "Enabling telecare assessment with pervasive sensing and Android OS smartphone", Proc IEEE International Workshop on Medical Measurements and, Bari, Italy, Vol. 1, pp. 1 - 5, May, 2011.
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- Postolache, O.; Girão, P.M.; Pinheiro, E.C.; Dias Pereira, J. M.; R. Madeira; G. Postolache; J M Joaquim; "Multi-usage of Microwave Doppler Radar in Pervasive Healthcare Systems for Elderly ", Proc IEEE International Instrumentation and Technology Conf. - I2MTC, Hangzhou, China, Vol. I, pp. 10 - 15, May, 2011.
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- G. Postolache; Postolache, O.; Girão, P.M.; "Phase shift, coherence, BPV and HRV before and during self-terminating cardiac arrhythmia", Proc IEEE International Workshop on Medical Measurements and, Bari, Italy, Vol. 1, pp. 1 - 4, May, 2011.
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- G. Postolache; C. M. Moura; Girão, P.M.; Postolache, O.; "Rehabilitative TeleHealthCare for post-Stroke Outcome Assessment", Proc ICST International Conf. on Pervasive Computing Technologies for Healthcare, Dublin, Ireland, Vol. 1, pp. 1 - 6, May, 2011.
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- Pinheiro, E.C.; Postolache, O.; Girão, P.M.; "Robust Heart Rate Estimation from Cardiovascular Signals Unobtrusively Acquired in a Wheelchair", Proc IEEE Instrumentation and Measurement Technology Conf., Hangzhou, China, Vol. I, pp. 779 - 783, May, 2011.
Abstract | Full text (PDF 2962KB) | BibTex

- Pinheiro, E.C.; Postolache, O.; Girão, P.M.; J M Joaquim; C. M. Moura; G. Postolache; "Wheelchair User’s Cardiovascular Evaluation System to Support Physiotherapy Sessions", Proc IEEE Instrumentation and Measurement Technology Conf., Hangzhou, China, Vol. I, pp. 369 - 374, May, 2011.
Abstract | Full text (PDF 889KB) | BibTex

- Pinheiro, E.C.; Postolache, O.; Girão, P.M.; "Method for Segmentation of Cardiac Signals based on Four Parameter Sine Fitting", Proc EUROCON and CONFTELE 2011, Lisbon, Portugal, Vol. I, pp. 1 - 4, April, 2011.
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- Pinheiro, E.C.; Postolache, O.; Girão, P.M.; C. Costa; "Identificação de Sistemas na Optimização do Controlo de Nível em Regime Não-linear", Proc ISA XIV Congresso Internacional de Automação, Sistemas e Instrumentação, São Paulo, Brazil, Vol. I, pp. 1 - 12, November, 2010.
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- Pinheiro, E.C.; Postolache, O.; Girão, P.M.; "Assessment of Empirical Mode Decomposition Implementation in Cardiovascular Signals", Proc IMEKO TC4 Symp., Kosice, Slovakia, Vol. I, pp. xx - yy, September, 2010.
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- Pinheiro, E.C.; Postolache, O.; Girão, P.M.; "Automatic Wavelet Detrending Benefits to the Analysis of Cardiac Signals Acquired in a Moving Wheelchair", Proc International Conf. of the IEEE Engineering in Medicine and Biology Society - EMBC, Buenos Aires, Argentina, Vol. I, pp. 602 - 605, September, 2010.
Abstract | Full text (PDF 386KB) | BibTex

- R. Madeira; Postolache, O.; Girão, P.M.; "Designing a Pervasive Healthcare Assistive Environment for the Elderly", Proc ACM International Conf. on Ubiquitous Computing - UBICOMP, Copenhagen, Denmark, Vol. 1, pp. p - pp, September, 2010.
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- Postolache, O.; Dias Pereira, J. M.; Girão, P.M.; "Microcontroller based multi-sensing system for water quality assessment", Proc IMEKO TC19 Symp, Kosice, Slovakia, Vol. I, pp. x - xx, September, 2010.
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- Pinheiro, E.C.; Postolache, O.; Girão, P.M.; "Online Heart Rate Estimation in Unstable Ballistocardiographic Records", Proc International Conf. of the IEEE Engineering in Medicine and Biology Society - EMBC, Buenos Aires, Argentina, Vol. I, pp. 939 - 942, September, 2010.
Abstract | Full text (PDF 505KB) | BibTex

- Pinheiro, E.C.; Postolache, O.; Girão, P.M.; "Stationary Wavelet Transform and Principal Component Analysis Application on Capacitive Electrocardiography", Proc International Conf. on Signals and Electronic Systems - ICSES, Gliwice , Poland, Vol. I, pp. 37 - 40, September, 2010.
Abstract | Full text (PDF 661KB) | BibTex

- Pinheiro, E.C.; Postolache, O.; Girão, P.M.; "Inconspicuous Measurements of Cardiac Function: Shielding (ECG) and Radiating (ICG) Approaches", Proc Portuguese Physics for Health Summer School - PPHSS, Covilhã, Portugal, Vol. I, pp. 1 - 1, July, 2010.
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- Pinheiro, E.C.; Postolache, O.; Girão, P.M.; "Merging Multi-Level Decompositions and Feature Extraction to Optimize Biological Data Analysis", Proc Portuguese Physics for Health Summer School - PPHSS, Covilhã, Portugal, Vol. I, pp. 13 - 13, July, 2010.
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- Pinheiro, E.C.; Postolache, O.; Girão, P.M.; "Recent Advances on Unobtrusive Measurements of the Cardiovascular Function", Proc International Conf. on Sensing Technology - ICST, Lecce, Italy, Vol. I, pp. 211 - 216, June, 2010.
Abstract | Full text (PDF 692KB) | BibTex

- Postolache, O.; Girão, P.M.; Dias Pereira, J. M.; "Smart Sensors and Intelligent Signal Processing in Water Quality Monitoring Context", Proc International Conf. on Sensing Technology - ICST, Lecce, Italy, Vol. 1, pp. x - xx, June, 2010.
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- M. H. M. Matias; C. Costa; Ramos, P.M.; Girão, P.M.; "A New Approach for Real Time Fault Diagnosis in Induction Motors based on Vibration Measurement", Proc IEEE International Instrumentation and Technology Conf. - I2MTC, Austin, United States, Vol. 1, pp. 1164 - 1168, May, 2010.
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- Dias Pereira, J. M.; Postolache, O.; Girão, P.M.; "Improving Celerity of Heavy Metals Measurements", Proc IEEE International Instrumentation and Technology Conf. - I2MTC, Austin, United States, Vol. -, pp. - - -, May, 2010.
Abstract | Full text (PDF 334KB) | BibTex

- Viegas, V.V.; Girão, P.M.; Dias Pereira, J. M.; "Performance Evaluation of a Web-Service-Based DMCS", Proc IEEE International Instrumentation and Technology Conf. - I2MTC, AUSTIN, United States, Vol. -, pp. - - -, May, 2010.
Abstract | Full text (PDF 229KB) | BibTex

- Postolache, O.; Girão, P.M.; R. Madeira; G. Postolache; "Microwave FMCW Doppler radar implementation for in-house pervasive health care system", Proc IEEE International Workshop on Medical Measurements and, Ottawa, Canada, Vol. 1, pp. x - xx, April, 2010.
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- Girão, P.M.; Postolache, O.; S.A. Antunes; F.A. Tavares; "Automated and Remote Operated System for Spectrum Monitoring and Control in Portugal", Proc IEEE International Conf. on Industrial Technology, Vina del Mar, Chile, Vol. x, pp. xx - yy, March, 2010.
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- Postolache, O.; Girão, P.M.; G. Postolache; "DUAL CHANNEL SMART SENSOR EMBEDDED IN A WHEELCHAIR FOR", Proc Biomedical Engineering Conf. - BioMED, Innsbruck, Austria, Vol. 1, pp. xx - xxx, February, 2010.
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- Pinheiro, E.C.; Postolache, O.; Girão, P.M.; "Implementação de Filtros Notch em Aritmética de Ponto Fixo", Proc Jornadas sobre Sistemas Reconfiguráveis - REC, Aveiro, Portugal, Vol. I, pp. 91 - 96, February, 2010.
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- C. Costa; Ramos, P.M.; Girão, P.M.; "Instrumento de Análise e Diagnóstico em Máquinas Rotativas de Indução", Proc Jornadas sobre Sistemas Reconfiguráveis - REC, Aveiro, Portugal, Vol. 1, pp. 0 - 1, February, 2010.
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- Postolache, O.; Girão, P.M.; Dias Pereira, J. M.; "An IEEE1451.x and RFID compatibility unit for water quality monitoring", Proc IMEKO World Congress, Lisbon, Portugal, Vol. 1, pp. 1 - 6, September, 2009.
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- Pinheiro, E.C.; Postolache, O.; Girão, P.M.; "Compressed Sensing Implementation in Cardiac Signals", Proc International Workshop on Intelligent Data Acquisition and Advanced Computing Systems, Rende, Italy, Vol. I, pp. 96 - 101, September, 2009.
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- Pinheiro, E.C.; Postolache, O.; Girão, P.M.; "Digital Notch Filters Implementation with Fixed-point Arithmetic", Proc IMEKO World Congress, Lisbon, Portugal, Vol. I, pp. 491 - 496, September, 2009.
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- Viegas, V.V.; Girão, P.M.; Dias Pereira, J. M.; "Open Controller for Distributed Instrumentation Systems", Proc International Workshop on Intelligent Data Acquisition and Advanced Computing Systems, Rende, Cosenza, Italy, Vol. to be defined, pp. to be defined - to be defined, September, 2009.
Abstract | Full text (PDF 486KB) | BibTex

- Viegas, V.V.; Dias Pereira, J. M.; Girão, P.M.; "Smart Transducer Block Enables Plug & Play Transducers", Proc IMEKO World Congress, Lisbon, Portugal, Vol. to be defined, pp. to be defined - to be defined, September, 2009.
Abstract | Full text (PDF 263KB) | BibTex

- Pinheiro, E.C.; Postolache, O.; Girão, P.M.; "Unifying Visions on Continuous, Non-Invasive Blood Pressure Monitoring", Proc DARPA Workshop on Continuous, Non-Invasive Monitoring of Blood Pressure - CNIMBP, San Diego, United States, Vol. I, pp. 3 - 3, June, 2009.
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- Pinheiro, E.C.; Postolache, O.; Girão, P.M.; "Blood Pressure and Heart Rate Variabilities Estimation Using Ballistocardiography", Proc Conf. on Telecommunications - ConfTele, Santa Maria da Feira, Portugal, Vol. I, pp. 125 - 128, May, 2009.
Abstract | Full text (PDF 204KB) | BibTex

- Postolache, O.; Girão, P.M.; S.A. Antunes; F.A. Tavares; "Global Instrumentation Network for Broadband RF Spectrum Monitoring ", Proc Conf. on Telecommunications - ConfTele, Sta Maria da Feira, Portugal, Vol. 1, pp. 1 - 4, May, 2009.
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- Postolache, O.; Girão, P.M.; G.F. Ferraria; N. Barroso; Dias Pereira, J. M.; G. Postolache; "Indoor Monitoring of Respiratory Distress Triggering Factors Using a Wireless Sensing Network and a Smart Phone", Proc IEEE Instrumentation and Measurement Technology Conf., Singapore, Singapore, Vol. 1, pp. 451 - 456, May, 2009.
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- Pinheiro, E.C.; Postolache, O.; Girão, P.M.; "Pulse Arrival Time and Ballistocardiogram Application to Blood Pressure Variability Estimation", Proc IEEE International Workshop on Medical Measurements and, Cetraro, Italy, Vol. I, pp. 132 - 136, May, 2009.
Abstract | Full text (PDF 262KB) | BibTex

- Postolache, O.; Girão, P.M.; J M Joaquim; G. Postolache; "Unobstrusive Heart Rate and Respiratory Rate Monitor Embedded on a Wheelchair", Proc IEEE International Workshop on Medical Measurements and, Cetraro, Italy, Vol. 1, pp. 1 - 6, May, 2009.
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- Postolache, O.; J M Joaquim; G. Postolache; Girão, P.M.; "Artificial Neural network approach for obesity-hypertension classification", Proc INSTICC International Conf. on Bio-inspired Systems and Signal Processing - Biosignals, Porto, Portugal, Vol. I, pp. 514 - 520, January, 2009.
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- Postolache, O.; Girão, P.M.; J.A. Apolonia; N.B. Beirante; P.M. Macedo; Dias Pereira, J. M.; "Dolphins’ Environment Assessment and Knowledge Management Using a Distributed Instrumentation and Geographic Information System", Proc IMEKO TC4 Symp., Florence, Italy, Vol. I, pp. 454 - 459, September, 2008.
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- Postolache, O.; Girão, P.M.; Dias Pereira, J. M.; "Mobile Solutions for Remote Environmental Monitoring Systems", Proc IMEKO TC19 Symp, Budapest, Hungary, Vol. I, pp. 1 - 5, September, 2008.
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- Postolache, O.; M.F. Fereira; G. Postolache; Girão, P.M.; "SOM approach in diagnosis and monitoring of obesity-hypertension", Proc IEEE International Instrumentation and Technology Conf. - I2MTC, Florence, Italy, Vol. I, pp. 928 - 933, September, 2008.
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- Postolache, O.; Girão, P.M.; Dias Pereira, J. M.; "Underwater Acoustic Signals Assessment Based On Advanced Signal Analysis and Neural Network Classification”", Proc IMEKO TC19 Symp, Budapest, Hungary, Vol. I, pp. 1 - 5, September, 2008.
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- Postolache, O.; Girão, P.M.; G.P. Patricio; J.S. Sacramento; P.M. Macedo; Dias Pereira, J. M.; "Distributed Instrumentation and Geographic Information System for Dolphins’ Environment Assessment", Proc IEEE International Instrumentation and Technology Conf. - I2MTC, Victoria, Canada, Vol. I, pp. 1777 - 1782, May, 2008.
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- Postolache, O.; Girão, P.M.; G. Postolache; "Health Status Monitor Based on Embedded Photoplethysmography and Smart Phone", Proc IEEE International Workshop on Medical Measurements and, Ottawa, Canada, Vol. I, pp. 39 - 42, May, 2008.
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- Viegas, V.V.; Dias Pereira, J. M.; Girão, P.M.; "Next Generation Application Processor Based on the IEEE 1451.1 Standard and Web Services", Proc IEEE International Instrumentation and Technology Conf. - I2MTC, Victoria, Canada, Vol. I, pp. 405 - 410, May, 2008.
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- Postolache, O.; Ramos, H. G.; Girão, P.M.; Dias Pereira, J. M.; "A Practical Approach on Water Quality Monitoring Based on Distributed Measurement System and Intelligent Signal Processing", Proc UPC Workshop Internacial sobre Tecnologia Marina - 28) MARTECH 2007, Vilanova i la Geltru, Spain, Vol. I, pp. 1 - 5, November, 2007.
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- Postolache, O.; Girão, P.M.; Dias Pereira, J. M.; "Intelligent Distributed Virtual System for Underwater Acoustic Source Localization and Sounds Classification", Proc International Workshop on Intelligent Data Acquisition and Advanced Computing Systems, Dortmund, Germany, Vol. I, pp. 132 - 135, September, 2007.
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- Postolache, O.; Dias Pereira, J. M.; Girão, P.M.; "Optical Fiber Based Turbidity Sensing System", Proc IMEKO TC19 Symp, Iasi, Romania, Vol. II, pp. 71 - 75, September, 2007.
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- Dias Pereira, J. M.; Postolache, O.; Girão, P.M.; "Voltammetry based Automated Instrument for In-Situ and Online Measurement of Heavy Metals Concentration in Water", Proc IMEKO TC4 Symp., Iasi, Romania, Vol. 1, pp. 85 - 90, September, 2007.
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- Postolache, O.; Girão, P.M.; Dias Pereira, J. M.; "Wireless Embedded Air Multi-Parameter Measuring System ", Proc IMEKO TC19 Symp, Iasi, Romania, Vol. II, pp. 41 - 46, September, 2007.
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- Dias Pereira, J. M.; F. Deng-Chao; Postolache, O.; Viegas, V.V.; Girão, P.M.; "Advantages of PWM-A/D Conversion Techniques in Smart Sensing Applications", Proc Conf. on Electronic Measurement & Instruments - ICEMI, Xi'An, China, Vol. 1, pp. 5 - 10, August, 2007.
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- Dias Pereira, J. M.; Postolache, O.; Girão, P.M.; "A Smart and Portable Solution for Heavy Metals Concentration Measurements ", Proc IEEE Instrumentation and Measurement Technology Conf., Warsow, Poland, Vol. CD, pp. 100 - 105, May, 2007.
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- Postolache, O.; Girão, P.M.; Dias Pereira, J. M.; "Distributed Passive Sonar System for Performance Evaluation of Low Depth", Proc Conf. on Telecommunications - ConfTele, Peniche, Portugal, Vol. I, pp. 251 - 254, May, 2007.
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- Postolache, O.; G. Postolache; Girão, P.M.; "New Device for Assessment of Autonomous Nervous System Functioning in Psychophysiology ", Proc IEEE International Workshop on Medical Measurements and, Warsaw, Poland, Vol. I, pp. 95 - 99, May, 2007.
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- R. Queirós; V. Matz; Girão, P.M.; Serra, A.C.; "Ultrasonic Thickness Estimation using Cross-Correlation and Phase-Shift", Proc Conf. on Telecommunications - ConfTele, Peniche, Portugal, Vol. , pp. - - -, May, 2007.
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- Postolache, O.; Girão, P.M.; Dias Pereira, J. M.; "Underwater Acoustic Source Localization Based on Passive Sonar and Intelligent Processing", Proc IEEE Instrumentation and Measurement Technology Conf., Warsav, Poland, Vol. I, pp. 175 - 179, May, 2007.
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- Postolache, O.; Girão, P.M.; G. Postolache; Dias Pereira, J. M.; "Vital Signs Monitoring System Based on EMFi Sensors and Wavelet Analysis ", Proc IEEE Instrumentation and Measurement Technology Conf., Warsaw, Poland, Vol. I, pp. 3 - 7, May, 2007.
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- Postolache, O.; G. Postolache; Girão, P.M.; "New Approach on Cardiac Autonomic Control Estimation Based on BCG Processing ", Proc IEEE Canadian Conf. on Electrical & Computer, Vancouver, Canada, Vol. I, pp. 165 - 169, April, 2007.
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- Girão, P.M.; Alegria, F.; "Wireless System for Traffic Control and Law Enforcement", Proc IEEE International Conf. on Industrial Technology, Mumbai, India, Vol. 1, pp. 1768 - 1770, December, 2006.
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- Dias Pereira, J. M.; Postolache, O.; Girão, P.M.; "Improving Accelerometers Performance Using Smart Sensing Techniques", Proc IEEE Sensors, Daegu, Korea, South, Vol. 1, pp. 183 - 186, October, 2006.
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- Postolache, O.; Dias Pereira, J. M.; Girão, P.M.; Ramos, H. G.; "Smart Flexible Tubidity Sensing Based on Embedded Neural Network", Proc IEEE Sensors, Daegu, Korea, South, Vol. I, pp. 658 - 661, October, 2006.
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- R. Queirós; Martins, RCM; Girão, P.M.; Serra, A.C.; "A New Method for High Resolution Ultrasonic Ranging in Air", Proc IMEKO World Congress, Rio de Janeiro, Brazil, Vol. , pp. - , September, 2006.
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- Ramos, H. G.; Postolache, O.; Girão, P.M.; Dias Pereira, J. M.; "Water Quality Sensors Calibration System Based on Reconfigurable FPGA Technology", Proc IMEKO World Congress, Rio de Janeiro, Brazil, Vol. 00, pp. 00 - 00, September, 2006.
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- Postolache, O.; Dias Pereira, J. M.; Girão, P.M.; "Embedded FPGA Solution for Water Quality Monitoring System", Proc International Conf. on Informatics in Control, Automation and Robotics - ICINCO, Setubal, Portugal, Vol. 1, pp. 154 - 160, August, 2006.
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- Ramos, H. G.; Postolache, O.; Dias Pereira, J. M.; Girão, P.M.; "Embedding IEEE 1451.4 Smart Sensing Nodes in a Wireless Air Monitoring Network", Proc IEEE Midwest Symp. on Circuits and Systems, San Juan, Puerto Rico, Vol. CD, pp. 1 - 5, August, 2006.
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- Postolache, O.; Dias Pereira, J. M.; Girão, P.M.; "Smart Wireless Tipping-Bucket Rain Gauge", Proc International Conf. on Informatics in Control, Automation and Robotics - ICINCO, Setubal, Portugal, Vol. 1, pp. 205 - 209, August, 2006.
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- Postolache, O.; G. Postolache; Girão, P.M.; "Non-invasive mobile homeostasis instrument", Proc IEEE International Workshop on Medical Measurements and, Benevento, Italy, Vol. I, pp. 94 - 98, May, 2006.
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- Postolache, O.; Dias Pereira, J. M.; Girão, P.M.; "Real-Time Sensing Channel Modelling Based on an FPGA and Real-Time Controller", Proc IEEE Instrumentation and Measurement Technology Conf., Sorrento, Italy, Vol. Vol I, pp. 557 - 562, May, 2006.
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- Dias Pereira, J. M.; Postolache, O.; Girão, P.M.; "A Low-Cost Tide Measurement System for Water Quality Assessment", Proc IEEE Instrumentation and Measurement Technology Conf., Sorrento, Italy, Vol. 1, pp. 2226 - 2230, April, 2006.
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- R. Queirós; Girão, P.M.; Serra, A.C.; "Cross-Correlation and Sine-Fitting Techniques for High Resolution Ultrasonic Ranging", Proc IEEE Instrumentation and Measurement Technology Conf., Sorrento, Italy, Vol. , pp. 552 - 556, April, 2006.
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- Viegas, V.V.; Dias Pereira, J. M.; Girão, P.M.; "IEEE 1451.1 Standard and XML Web Services: a Powerful Combination to Build Distributed Measurement and Control Systems", Proc IEEE Instrumentation and Measurement Technology Conf., Sorrento, Italy, Vol. , pp. - , April, 2006.
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- Dias Pereira, J. M.; Postolache, O.; Girão, P.M.; "A Self-Adaptable Method to Optimize the Performance of Frequency-to-Code Conversion Based Measurement Systems", Proc International Workshop on Intelligent Data Acquisition and Advanced Computing Systems, Sofia, Bulgaria, Vol. 1, pp. 295 - 298, September, 2005.
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- Postolache, O.; Girão, P.M.; Dias Pereira, J. M.; Ramos, H. G.; "Auto Calibration of Stand-alone Filed Operating Sensors for Distributed Water Quality Monitoring Systems", Proc IMEKO TC4 Symp., Gdynia/Jurata Poland, Poland, Vol. Vol I, pp. 75 - 80, September, 2005.
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- G. Postolache; L. Silva-Carvalho; Postolache, O.; Girão, P.M.; "HRV and BPV neural network model with wavelet based algorithm calibration", Proc IMEKO TC4 Symp., Athens, Greece, Vol. 2, pp. 451 - 456, September, 2005.
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- Postolache, O.; G. Postolache; Girão, P.M.; "Portable Instrument for Autonomic Nervous System Analysis", Proc IMEKO TC4 Symp., Gdynia/Jurata, Poland, Vol. Vol I, pp. 312 - 317, September, 2005.
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- R. Queirós; Girão, P.M.; Serra, A.C.; "Single-Mode Piezoelectric Ultrasonic Transducer Equivalent Circuit Parameter Calculations and Optimization Using Experimental Data", Proc IMEKO TC4 Symp., Gdynia, Jurata, Poland, Vol. II, pp. 468 - 471, September, 2005.
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- Girão, P.M.; Dias Pereira, J. M.; Postolache, O.; "Mulisensor Data Fusion and its Application to Decision Making", Proc Advanced Mathematical and Computational Tools in Metrology - AMCTM , Costa da Caparica, Portugal, Vol. 0, pp. 0 - 0, June, 2005.
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- Dias Pereira, J. M.; Postolache, O.; Girão, P.M.; "A Digitally Programmable A/D Converter for Smart Sensors Applications", Proc IEEE Instrumentation and Measurement Technology Conf., Ottawa, Canada, Vol. 1, pp. 156 - 159, May, 2005.
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- Dias Pereira, J. M.; Postolache, O.; Girão, P.M.; "Adaptive Self-Calibration Algorithm for Smart Sensors Linearization", Proc IEEE Instrumentation and Measurement Technology Conf., Ottawa, Canada, Vol. 1, pp. 648 - 652, May, 2005.
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- Ramos, H. G.; Postolache, O.; Dias Pereira, J. M.; Girão, P.M.; "IEEE 1451 Correction Engine to Temperature Compensation of Magnetoresistive Sensors", Proc IEEE Instrumentation and Measurement Technology Conf., Ottawa, Canada, Vol. I, pp. 560 - 564, May, 2005.
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- Postolache, O.; Dias Pereira, J. M.; Girão, P.M.; "Smart Sensor Network for Air Quality Monitoring", Proc IEEE Instrumentation and Measurement Technology Conf., Ottawa, Canada, Vol. 1, pp. 537 - 542, May, 2005.
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- Viegas, V.V.; Dias Pereira, J. M.; Girão, P.M.; "Using a Commercial Framework to Implement and Enhance the IEEE 1451.1 Standard", Proc IEEE Instrumentation and Measurement Technology Conf., Ottawa, Canada, Vol. , pp. - , May, 2005.
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- Postolache, O.; Girão, P.M.; "Automation and Remote Operation of RF Spectrum Monitoring Systems", Proc Conf. on Telecommunications - ConfTele, Tomar, Portugal, Vol. I, pp. 1 - 4, April, 2005.
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- Postolache, O.; Dias Pereira, J. M.; Girão, P.M.; "Heavy Metal Concentration Measurement Based on Virtual Instrumentation", Proc Conf. on Telecommunications - ConfTele, Tomar, Portugal, Vol. I, pp. 5 - 9, April, 2005.
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- Ramos, H. G.; Ramos, H. G.; Postolache, O.; Dias Pereira, J. M.; Girão, P.M.; "Development and Characterization of a Conductivity Cell for Water Quality Monitoring", Proc IEEE International Conf. on Signals, Systems, Devices - SSD, Sousse, Tunisia, Vol. 1, pp. 00 - 00, March, 2005.
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- Postolache, O.; Girão, P.M.; Dias Pereira, J. M.; Ramos, H. G.; "Intelligent Processing of the Dynamic Response of Sensors for Water Quality Monitoring", Proc IEEE International Conf. on Signals, Systems, Devices - SSD, Sousse, Tunisia, Vol. I, pp. 00 - 00, March, 2005.
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- Dias Pereira, J. M.; Girão, P.M.; Postolache, O.; "Adaptive Analog-to-Digital Conversion Using Self-Dithering in Data Acquisition Systems", Proc IEEE International Conf. on Electronics, Circuits and Systems, Telaviv, Israel, Vol. 1, pp. 100 - 103, December, 2004.
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- Ramos, H. G.; Dias Pereira, J. M.; Viegas, V.V.; Postolache, O.; Girão, P.M.; "A Centronics Based Transducer Independent Interface (TII) Fully Compliant with 1451.2 Std.", Proc IMEKO TC4 Symp., Athens, Greece, Vol. 2, pp. 555 - 560, September, 2004.
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- Ramos, H. G.; Girão, P.M.; Postolache, O.; Dias Pereira, J. M.; "Distributed Water Quality Measurement System Based on SDI-12", Proc IEEE AFRICON Conf. in Africa, Gaborone, Botswana, Vol. 01, pp. 57 - 60, September, 2004.
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- Dias Pereira, J. M.; Postolache, O.; Girão, P.M.; Ramos, H. G.; "Smart Oil and Conductivity Sensor for Water Quality Monitoring", Proc IMEKO TC4 Symp., Athenas, Greece, Vol. 2, pp. 417 - 422, September, 2004.
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- Postolache, O.; Dias Pereira, J. M.; Girão, P.M.; Ramos, H. G.; "A Temperature Compensated Conductivity Sensor with Auto-Calibration Capabilities", Proc MultiConf. on Systemics, Cybernetics and Informatics, Orlando, United States, Vol. XIII, pp. 74 - 79, July, 2004.
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- Postolache, O.; Dias Pereira, J. M.; Girão, P.M.; Ramos, H. G.; "Matching Ion Selective Electrode Response Characteristics Using Fuzzy-Neural Network", Proc MultiConf. on Systemics, Cybernetics and Informatics, Orlando, United States, Vol. XV, pp. 135 - 139, July, 2004.
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- Dias Pereira, J. M.; Postolache, O.; Girão, P.M.; "Improving Performance of Encoders Based Systems Using Wavelet Techniques", Proc IMEKO TC-7 Symp., S. Petersburg, Russia, Vol. 1, pp. 238 - 242, June, 2004.
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- Postolache, O.; Dias Pereira, J. M.; Girão, P.M.; Ramos, H. G.; "Water Quality Data Processing Using Fuzzy Neural Networks and Kohonen Self Organizing Maps", Proc IMEKO TC-7 Symp., St. Petersburg, Russia, Vol. 1, pp. 509 - 513, June, 2004.
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- Postolache, O.; Dias Pereira, J. M.; Girão, P.M.; Ramos, H. G.; "Dew Point and Relative Humidity Smart Measuring System", Proc IEEE Instrumentation and Measurement Technology Conf., Como, Italy, Vol. 1, pp. 82 - 86, May, 2004.
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- Dias Pereira, J. M.; Postolache, O.; Girão, P.M.; Ramos, H. G.; "SDI-12 Based Turbidity Measurement System With Field Calibration Capability", Proc IEEE Canadian Conf. on Electrical & Computer, Niagara Falls, Canada, Vol. IV, pp. 1975 - 1979, May, 2004.
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- Dias Pereira, J. M.; Postolache, O.; Girão, P.M.; "HART Protocol Analyzer Based in LabVIEW", Proc International Workshop on Intelligent Data Acquisition and Advanced Computing Systems, Lviv, Ukraine, Vol. 1, pp. 174 - 176, September, 2003.
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- Dias Pereira, J. M.; Postolache, O.; Girão, P.M.; Ramos, H. G.; "A Remote Measurement and Control Solution for Distributed Hart Systems", Proc Conf. on Electronic Measurement & Instruments - ICEMI, Tayuan, China, Vol. Vol.1, pp. 799 - 802, August, 2003.
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- Postolache, O.; Dias Pereira, J. M.; Girão, P.M.; Ramos, H. G.; "Smart Wireless System for Pollution of Rivers and Estuaries", Proc Conf. on Electronic Measurement & Instruments - ICEMI, Taiyuan, China, Vol. 2, pp. 1139 - 1143, August, 2003.
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- Postolache, O.; Girão, P.M.; Dias Pereira, J. M.; Ramos, H. G.; "A Practical Approach to Ion Selective Electrodes Performance in Static and Dynamic Conditions", Proc IMEKO World Congress, Dubrovnik, Croatia, Vol. 1, pp. 630 - 634, June, 2003.
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- Ramos, H. G.; Postolache, O.; Dias Pereira, J. M.; Girão, P.M.; "An Application of the IEEE 1451.2 Correction Engine in an Integrated Sensing Structure", Proc IMEKO World Congress, Dubrovnik, Croatia, Vol. 1, pp. 609 - 613, June, 2003.
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- Dias Pereira, J. M.; Postolache, O.; Girão, P.M.; Ramos, H. G.; "Replacing Hart Hand-Held Terminals by PC Based Virtual Instruments", Proc IMEKO World Congress, Dubrovnik, Croatia, Vol. Vol.1, pp. 100 - 1004, June, 2003.
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- G. Postolache; I. Rocha Rocha; S. Carvalho Carvalho; Postolache, O.; Girão, P.M.; Ramos, H. G.; "A Practical Approach of Wavelets Analysis to Follow Transitory Modulation of the Cardiac Autonomic System after Ethanol Administration", Proc IEEE International Instrumentation and Technology Conf. - I2MTC, Vail, United States, Vol. 1, pp. 218 - 222, May, 2003.
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- Ramos, H. G.; Dias Pereira, J. M.; Viegas, V.V.; Postolache, O.; Girão, P.M.; "A Virtual Instrument to Test Smart Transducer Interface Modules (STIMs)", Proc IEEE Instrumentation and Measurement Technology Conf., Vail, United States, Vol. 1, pp. 772 - 775, May, 2003.
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- G. Postolache; L. Silva-Carvalho; Postolache, O.; Girão, P.M.; "A Wavelet-Based Method for Estimation of the Autonomic Balance after Experimentally Drug Administration ", Proc IEEE Canadian Conf. on Electrical & Computer, Montreal, Canada, Vol. 3, pp. 2083 - 2086, May, 2003.
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- Alegria, F.; Girão, P.M.; V. Haasz; Serra, A.C.; "Performance of Data Acquisition Systems from User’s Point of View", Proc IEEE Instrumentation and Measurement Technology Conf., Vail, United States, Vol. , pp. 1 - 4, May, 2003.
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- Postolache, O.; Girão, P.M.; Dias Pereira, J. M.; Ramos, H. G.; "Self Organizing Maps Aplication in Remote Water Quality Monitoring System", Proc IEEE Instrumentation and Measurement Technology Conf., Vail-Colorado, United States, Vol. 1, pp. 529 - 533, May, 2003.
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- Postolache, O.; Girão, P.M.; Dias Pereira, J. M.; Ramos, H. G.; "Wireless Water Quality Monitoring System Based on Field Point Technology and Kohonen Maps", Proc IEEE Canadian Conf. on Electrical & Computer, Montreal, Canada, Vol. 3, pp. 1873 - 1876, May, 2003.
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- Dias Pereira, J. M.; Postolache, O.; Girão, P.M.; Ramos, H. G.; "Colored Light-to-Voltage Converters Based Absorbance Meter", Proc IEEE Sensors for Industry Conf., Houston, United States, Vol. 1, pp. 2 - 7, November, 2002.
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- Postolache, O.; Girão, P.M.; Dias Pereira, J. M.; Ramos, H. G.; "Increasing Ion Selective Electrodes Performances Using Neural Networks", Proc IEEE Sensors for Industry Conf., Houston, United States, Vol. 1, pp. 127 - 132, November, 2002.
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- Girão, P.M.; Postolache, O.; Dias Pereira, J. M.; Ramos, H. G.; "Accuracy Increase of Multi-Sensor Measuring Systems Using Sensors Data Fusion", Proc IMEKO TC4 Symp., Zagreb, Croatia, Vol. Part 2, pp. 442 - 447, September, 2002.
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- C. Temneanu ; Postolache, O.; Girão, P.M.; Dias Pereira, J. M.; "Fuzzy Modeling of Measurement Data in Water Quality Assessment", Proc IMEKO TC4 Symp., Zagreb, Croatia, Vol. 2, pp. 396 - 476, September, 2002.
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- Dias Pereira, J. M.; Postolache, O.; Girão, P.M.; Ramos, H. G.; "Minimising Errors due to Non-Simultaneous Sampling of Voltage and Current in Digital Power Measurement Systems", Proc IMEKO TC4 Symp., Zagreb, Croatia, Vol. 1, pp. 307 - 310, September, 2002.
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- Postolache, O.; Girão, P.M.; Dias Pereira, J. M.; Ramos, H. G.; "An Internet and Microcontroller Based Remote Operation Multisensor System for Water Quality Monitoring", Proc IEEE Sensors, Orlando, United States, Vol. 1, pp. 254 - 259, June, 2002.
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- Dias Pereira, J. M.; Postolache, O.; Girão, P.M.; "A Temperature Compensated Power Measurement System Based on a Hall Effect Sensor", Proc IEEE Canadian Conf. on Electrical & Computer, Wininipeg, Canada, Vol. 1, pp. 502 - 507, May, 2002.
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- Postolache, O.; Dias Pereira, J. M.; Girão, P.M.; "An Intelligent Turbidity and Temperature Sensing Unit for Water Quality Assesment", Proc IEEE Canadian Conf. on Electrical & Computer, Winnipeg, Canada, Vol. 1, pp. 494 - 499, May, 2002.
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- Postolache, O.; Girão, P.M.; Dias Pereira, J. M.; Ramos, H. G.; "An IR Turbidity Sensor:Design and Application", Proc IEEE Instrumentation and Measurement Technology Conf., Anchorage, United States, Vol. Vol 1, pp. 535 - 539, May, 2002.
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- Postolache, O.; Girão, P.M.; Ramos, H. G.; Dias Pereira, J. M.; "A Distributed Virtual Instrument for Indoor Air Monitoring", Proc Conf. on Electronic Measurement & Instruments - ICEMI, Guilin, China, Vol. 1, pp. 6 - 10, November, 2001.
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- Dias Pereira, J. M.; Postolache, O.; Girão, P.M.; Serra, A.C.; "A Smart Capacitive Transducer with Autocalibration Capabilities", Proc Conf. on Electronic Measurement & Instruments - ICEMI, Guilin, China, Vol. Vol.1, pp. 25 - 29, November, 2001.
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- Postolache, O.; Girão, P.M.; Dias Pereira, J. M.; "Laser Based Smart Displacement Sensor", Proc IEEE Sensors for Industry Conf., Rosemont, Illinois, United States, Vol. 1, pp. 149 - 154, November, 2001.
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- Dias Pereira, J. M.; Postolache, O.; Girão, P.M.; "PWM-A/D Conversion: A Flexible and Low-Cost Solution for Transducer Linearization", Proc IEEE Sensors for Industry Conf., Rosemount, United States, Vol. Vol.1, pp. 258 - 263, November, 2001.
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- Postolache, O.; Girão, P.M.; Dias Pereira, J. M.; M. Cretu; C. Fosalau; "Air Contaminants Measurement Based on Neural Processing and PIC16F877 Hardware Support", Proc International Metrology Congress, Saint-Louis, France, Vol. 1, pp. 68 - 72, October, 2001.
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- Postolache, O.; Girão, P.M.; Ramos, H. G.; "A Neural Virtual Instrument for Turbidity Measurement", Proc Seminário Anual de Automática, Electrónica Industrial e Instrumentacion, Matanzas, Cuba, Vol. I, pp. 112 - 115, September, 2001.
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- Dias Pereira, J. M.; Postolache, O.; Serra, A.C.; Girão, P.M.; "Extending Digital Input/Output Capabilities to Low-Cost and Non-Linear A/D Conversion", Proc IMEKO TC4 Symp., Lisbon, Portugal, Vol. Vol.1, pp. 101 - 105, September, 2001.
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- Girão, P.M.; Postolache, O.; Dias Pereira, J. M.; "LASER Based Optical Linear Displacement Transducer with Light Fluctuation Compensation", Proc Seminário Anual de Automática, Electrónica Industrial e Instrumentacion, Matanzas, Cuba, Vol. 01, pp. 0 - 0, September, 2001.
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- Postolache, O.; Girão, P.M.; Dias Pereira, J. M.; "Microcontroller-based Data Processing for Non-Linear Measuring Sensors", Proc IMEKO TC4 Symp., Lisbon, Portugal, Vol. II, pp. 428 - 432, September, 2001.
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- Postolache, O.; Girão, P.M.; Dias Pereira, J. M.; "A Study of a Neural Processing Application in Multitransducer Systems", Proc Jornadas Luso Espanholas de Engenharia Electrotécnica, Madrid, Spain, Vol. 4, pp. 153 - 158, July, 2001.
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- Postolache, O.; Girão, P.M.; Dias Pereira, J. M.; "An Intelligent CO Sensor Using Neural Network", Proc Jornadas Luso Espanholas de Engenharia Electrotécnica, Madrid, Spain, Vol. 4, pp. 147 - 152, July, 2001.
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- Postolache, O.; Girão, P.M.; Dias Pereira, J. M.; "Neural Network Application in a Carbon Monoxide Measurement system", Proc IEEE International Joint Conf. on Neural Networks , Washington DC, United States, Vol. 3-4, pp. 2310 - 2315, July, 2001.
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- Postolache, O.; Girão, P.M.; Dias Pereira, J. M.; "Neural Network in Automatic Measurement System: State of Art and New Research Trends", Proc IEEE International Joint Conf. on Neural Networks , Washington DC, United States, Vol. 3-4, pp. 2076 - 2081, July, 2001.
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- Dias Pereira, J. M.; Postolache, O.; Girão, P.M.; Serra, A.C.; "A Discrete and Cost Effective ADC Solution Based on a Pulse-Width Modulation Technique", Proc Conf. on Telecommunications - ConfTele, Figueira da Foz, Portugal, Vol. Vol.1, pp. 153 - 156, April, 2001.
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- Postolache, O.; Dias Pereira, J. M.; Girão, P.M.; "A Linear Displacement Tilt Self-Coorected Transducer based on a Discrete Position Detector ", Proc Conf. on Telecommunications - ConfTele, Lisbon, Portugal, Vol. I, pp. 153 - 156, April, 2001.
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- Girão, P.M.; "Acreditação de Laboratórios de Ensaios e de Calibração Segundo a Norma ISO/IEC 17025", Proc Brazilian Congress of Metrology, S.Paulo, Brazil, Vol. Metr/Enlab, pp. 22 - 28, December, 2000.
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- Girão, P.M.; "Sistema Português da Qualidade: Presente e Futuro", Proc Brazilian Congress of Metrology, S. Paulo, Brazil, Vol. Gen, pp. 62 - 69, December, 2000.
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- Postolache, O.; Dias Pereira, J. M.; Girão, P.M.; "An optical displacement meter based on light-to-frequency converter", Proc IMEKO World Congress, Wien, Austria, Vol. II, pp. 265 - 269, September, 2000.
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- Postolache, O.; Dias Pereira, J. M.; Girão, P.M.; "Aplication of Neural Structures in Water Quality Measurements", Proc IMEKO World Congress, Wien, Austria, Vol. IX, pp. 353 - 358, September, 2000.
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- Dias Pereira, J. M.; Serra, A.C.; Girão, P.M.; "Flexible ADC: A Dither and Oversampling Based Solution to Improve the Performance of ADC Systems", Proc IMEKO World Congress, Wien, Austria, Vol. Vol.II, pp. 103 - 108, September, 2000.
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- Girão, P.M.; "Metrological Quality of Measured and Evaluated Values Using Automated Measuring Systems", Proc Conf. on Precision Electromagnetic Measurements, Sidney, Australia, Vol. 1, pp. 604 - 605, May, 2000.
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- Postolache, O.; Girão, P.M.; Ramos, H. G.; M. Cretu; C. Fosalau; "Bifurcated Fiber Bundle with aplication in Displacement Measurement", Proc International Conf. on Electromechanical Systems - SIELMEL, Chisinau, Moldova, Vol. 3, pp. 107 - 110, October, 1999.
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- Postolache, O.; Girão, P.M.; Ramos, H. G.; M. Cretu; C. Fosalau; "PIC12C509 Aplication in Deplasment Measurement", Proc International Conf. on Electromechanical Systems - SIELMEL, Chisinau, Moldova, Vol. 3, pp. 105 - 106, October, 1999.
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- Postolache, O.; Dias Pereira, J. M.; Girão, P.M.; "ADC Resolution Enhancement based on RBF Neural Network", Proc IMEKO TC4 Symp., Bordeaux, France, Vol. I, pp. 128 - 132, September, 1999.
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- Postolache, O.; Dias Pereira, J. M.; Girão, P.M.; "Application of RBF Neural Network in ADC Resolution Enhancement", Proc IMEKO World Congress, Osaka, Japan, Vol. 4, pp. 89 - 92, June, 1999.
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- Dias Pereira, J. M.; Serra, A.C.; Girão, P.M.; "Dithering in Interleaved ADC Systems", Proc IMEKO World Congress, Osaka, Japan, Vol. Vol.4, pp. 81 - 84, June, 1999.
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- Dias Pereira, J. M.; Serra, A.C.; Girão, P.M.; "Dithered ADC Systems in the Presence of Hysteresis Errors", Proc IEEE Instrumentation and Measurement Technology Conf., Veneza, Italy, Vol. Vol.2, pp. 1648 - 1652, May, 1999.
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- Dias Pereira, J. M.; Serra, A.C.; Girão, P.M.; "Dithering in A/D converters: A Compromise between Resolution and Bandwidth", Proc Conf. on Telecommunications - ConfTele, Sesimbra, Portugal, Vol. Vol.1, pp. 85 - 89, April, 1999.
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- Postolache, O.; Dias Pereira, J. M.; Girão, P.M.; "A Virtual Magnetometer based on Artificial Neural Network", Proc IMEKO TC4 Symp., Napoli, Italy, Vol. I, pp. 580 - 583, September, 1998.
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- Dias Pereira, J. M.; Postolache, O.; Girão, P.M.; "An Optical Temperature Transducer Based on a Bimetallic Sensor", Proc IMEKO TC4 Symp., Napoles, Italy, Vol. Vol.2, pp. 661 - 664, September, 1998.
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- Martins, RCM; Ramos, H. G.; Girão, P.M.; Serra, A.C.; "Taxonomic problems on ADC characterisation", Proc IEEE Conf. on Electronics, Circuits and System, Lisbon, Portugal, Vol. 3, pp. 445 - 448, September, 1998.
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- Postolache, O.; Dias Pereira, J. M.; Girão, P.M.; Serra, A.C.; "A New Virtual Instrument for Temperature Measurement based on a Photodiode Excited by a Laser Source", Proc IEEE Mediterranean Electr. Conf. - MELECON , Tel Aviv, Israel, Vol. I, pp. 1440 - 1444, May, 1998.
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- Postolache, O.; Girão, P.M.; Ramos, H. G.; Dias Pereira, J. M.; "A Temperature Sensor Fault Detector as an Artificial Neural Network Application", Proc IEEE Mediterranean Electr. Conf. - MELECON , Tel Aviv, Israel, Vol. I, pp. 678 - 682, May, 1998.
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- Postolache, O.; Dias Pereira, J. M.; Girão, P.M.; "An ANN Fault Detection Procedure Applied in Virtual Measurement Systems Case", Proc IEEE Instrumentation and Measurement Technology Conf., San Paul Minesota, United States, Vol. I, pp. 257 - 261, May, 1998.
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- Girão, P.M.; "Electromagnetic Compatibility: Aspects Involved in the Certification of Products", Proc IEEE Mediterranean Electr. Conf. - MELECON , Tel-Aviv, Israel, Vol. I, pp. 111 - 115, May, 1998.
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- Dias Pereira, J. M.; Postolache, O.; Girão, P.M.; "Minimising Temperature Drift Errors of Conditioning Circuits Using Artificial Neural Networks", Proc IEEE Instrumentation and Measurement Technology Conf., Minnesota, United States, Vol. Vol.1, pp. 276 - 279, May, 1998.
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- Ramos, H. G.; Girão, P.M.; "Software Environments for the Implementation of Virtual Instrumentation", Proc IEEE Mediterranean Electr. Conf. - MELECON , Tel-Aviv, Israel, Vol. I, pp. 534 - 538, May, 1998.
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- Postolache, O.; Dias Pereira, J. M.; M. Cretu; Girão, P.M.; "An ANN Method for Correction of Time Drift Error in Virtual Measurement Systems", Proc International Symp. on Signals, Circuits and Systems, Iasi, Romania, Vol. 2, pp. 595 - 598, October, 1997.
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- Postolache, O.; M. Cretu; Dias Pereira, J. M.; Girão, P.M.; "Aplication of LASER-photodiode Combination in Temperature Measurement", Proc International Conf. on Electromechanical Systems - SIELMEL, Chisinau, Moldova, Vol. I, pp. 163 - 166, October, 1997.
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- M. Cretu; Postolache, O.; Dias Pereira, J. M.; Girão, P.M.; "Magnetoresitive sensors characterization based on ANN", Proc International Conf. on Electromechanical Systems - SIELMEL, Chisinau, Moldova, Vol. 1, pp. 167 - 170, October, 1997.
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- Dias Pereira, J. M.; Serra, A.C.; Girão, P.M.; "High Accuracy Data Acquisition of Periodic Signals", Proc IMEKO TC4 Symp., Glasgow, United Kingdom, Vol. Vol.1, pp. 141 - 144, September, 1997.
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- Dias Pereira, J. M.; Serra, A.C.; Girão, P.M.; "Minimising Truncation Errors in Digital Wattmeters", Proc IMEKO TC4 Symp., Glasgow, United Kingdom, Vol. Vol.1, pp. 113 - 116, September, 1997.
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- Girão, P.M.; "Automation of Testing Processes: VXI and IEEE 488/VXI Mixed Systems", Proc IMEKO World Congress, Tampere, Finland, Vol. IVA, pp. 305 - 310, June, 1997.
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- Girão, P.M.; Serra, A.C.; "VXI Instrumentation: Message Based or Register Based Devices?", Proc IEEE Instrumentation and Measurement Technology Conf., Ottawa, Canada, Vol. 1, pp. 237 - 240, May, 1997.
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- Ramos, H. G.; Girão, P.M.; Serra, A.C.; "Impact of Virtual Instrumentation in Teaching Automated Measurement Systems", Proc IEEE AFRICON Conf. in Africa, Stellenbosch, South Africa, Vol. II, pp. 978 - 981, September, 1996.
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- Girão, P.M.; "National Quality Systems: The Portuguese Experience", Proc IEEE AFRICON Conf. in Africa, Stellenbosch, South Africa, Vol. 1, pp. 73 - 78, September, 1996.
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- G. Lopes; Girão, P.M.; "Automation of the Determination of Magnetic Properties of Electrical Steel and Strip Using the 25 cm Epstein Frame", Proc IMEKO TC4 Symp., Prague, Czech Republic, Vol. 2, pp. 428 - 432, September, 1995.
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- Ramos, H. G.; Girão, P.M.; "Experimental Evaluation of Rotational Hysteresis Losses in Soft Magnetic Materials", Proc IMEKO TC4 Symp., Prague, Czech Republic, Vol. 1, pp. 133 - 137, September, 1995.
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- Ramos, H. G.; Girão, P.M.; "Experimental Validation of a Two Dimensional Vector Model of Ferromagnetic Hysteresis", Proc International Symp. on Non-Linear Electromagnetic Systems, Cardiff, United Kingdom, Vol. --, pp. -- - --, September, 1995.
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- Dias Pereira, J. M.; Girão, P.M.; "Identification of Two and Four Ports Systems Using a Frequency Domain Technique", Proc IMEKO TC4 Symp., Praga, Czech Republic, Vol. Part 2, pp. 352 - 356, September, 1995.
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- Ramos, H. G.; Girão, P.M.; "Studies on Two-Dimensional Magnetic Phenomena in Electrical Steel Sheets at LME/IST", Proc Workshop on 2-Dimensional Magnetisation Problems, Cardiff, United Kingdom, Vol. --, pp. -- - --, September, 1995.
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- Girão, P.M.; "Teaching Automated Measuring Systems to Electrical Engineering M.Sc. Students", Proc IMEKO TC4 Symp., Prague, Czech Republic, Vol. 2, pp. 553 - 557, September, 1995.
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- J.A. Lopes; J.O. Vitorino; Girão, P.M.; Pereira, J. T.; "Implementação de um sistema automático de medida da condutividade de materiais semicondutores amorfos", Proc Jornadas Luso Espanholas de Engenharia Electrotécnica, Porto, Portugal, Vol. 3, pp. 1483 - 1486, July, 1995.
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- Girão, P.M.; "Characterization of Noise Generators: Automated Measuring System for the Determination of the Probability Distribution and Autocorrelation Functions", Proc IEEE Instrumentation and Measurement Technology Conf., Hamamatsu, Japan, Vol. 2, pp. 533 - 535, May, 1994.
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- Serra, A.C.; Girão, P.M.; "Static and dynamic testing of A/D converters using a VXI based system", Proc IEEE Instrumentation and Measurement Technology Conf., Hamamatsu, Japan, Vol. 2, pp. 903 - 906, May, 1994.
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- Ramos, H. G.; Girão, P.M.; "Low Cost Audio Analog Vector Voltmeter/Wattmeter", Proc IEEE Mediterranean Electr. Conf. - MELECON , Antalya, Turkey, Vol. 3, pp. 1201 - 1203, April, 1994.
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- Ramos, H. G.; Ribeiro, A. L.; Girão, P.M.; "A Two Dimensional Vector Model of Ferromagnetic Hysteresis", Proc Soft Magnetic Materials Conf., Venice, Italy, Vol. --, pp. S6-16 - --, September, 1993.
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- V.M. Antunes; P.M. Nicolau; Serra, A.C.; Girão, P.M.; "Stand Alone PC Based System for the Automation of Pavement Deformation Measurement Using a Benkelman Beam", Proc Jornadas Hispano Lusas de Ingenieria Eléctrica, Barcelona, Spain, Vol. IV, pp. 1565 - 1570, July, 1993.
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- Girão, P.M.; "Programme for an Undergraduate Course on Instrumentation and Measurement", Proc IEEE AFRICON Conf. in Africa, Mbabane, Swaziland, Vol. 1, pp. 340 - 343, September, 1992.
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- Ramos, H. G.; Girão, P.M.; "Measurement of Low Level DC Magnetic Fields Using a Synchronous Demodulation Technique", Proc Conf. on Precision Electromagnetic Measurements, Paris, France, Vol. 1, pp. 50 - 51, June, 1992.
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- Ramos, H. G.; Girão, P.M.; "A Rotating Field Automated Measurement System for the Characterization of Ferromagnetic Materials", Proc Conf. on Magnetism and Magnetic Materials, S. Diego, United States, Vol. --, pp. -- - --, November, 1990.
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- Ramos, H. G.; Girão, P.M.; "PC Based System for the Characterization of Ferromagnetic Materials", Proc Jornadas Hispano Lusas de Ingenieria Eléctrica, Vigo, Spain, Vol. III, pp. 1235 - 1244, July, 1990.
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- Girão, P.M.; J. B. Silva; "Automated Measurement System to Generate a Preisach Type Model of Ferromagnetic Hysteresis", Proc IEEE Instrumentation and Measurement Technology Conf., Boulder, United States, Vol. 1, pp. 201 - 211, March, 1986.
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- A. S. Pascoal; M. V. Neves; Girão, P.M.; "Aplicação de um Microprocessador ao Controlo Digital em Tempo Real", Proc Congresso da Ordem dos Engenheiros, Lisboa, Portugal, Vol. 1, pp. -- - --, December, 1981.
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- A. S. Pascoal; M. V. Neves; Girão, P.M.; "A Microcomputer Based PID Controller", Proc Workshop on Signal Processing and its Applications, Vigo, Spain, Vol. 1, pp. C1/4/1 - C1/4/8, July, 1981.
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