Gheorghe Pristavu
Associate Professor
Email: [javascript protected]
Office: Room B101
LEU Complex
Bd. Iuliu Maniu, nr. 1-3
Sect. 6, 061071, Bucharest, Romania
Phone: [javascript protected]
Coordinates the laboratories: Electronic Circuits (Analogic), Electronic Devices
Coordinates the projects: Software Tool for Seamless Parameter Extraction and Characterization of Schottky Barrier Diodes based on Emerging Implicit Differentiable Models
Active in the projects: A method for the differential diagnosis of meningitis by determining the cytokine profile using a rapid measurement device at point of care , A New Class of Power Si-SiC Hybrid Devices with Very Low Switching Energy Loss, Environmental Toxic and Flammable Gas Detector Based on Silicon Carbide MOS Sensor Array, Intelligent High Temperature Sensor with Silicon Carbide Diodes (SiC) for Industrial Applications in Hazardous Environments , Modular temperature mapping digital system for diabetic foot monitoring - PN-IV-P7-7.1-PED-2024-106, Nanocarbon-based resistive sensors for IoT applications – from material synthesis to versatile readout circuitry, Senzori PTAT de înaltă temperatură cu diode Schottky pe SiC pentru monitorizare și securitate în medii industriale ostile
Publications
2017
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, "Experimental Characterization of a High Accuracy Amperometric Sense and Control Circuit for Three-Electrode Biosensors", 2017 INTERNATIONAL SEMICONDUCTOR CONFERENCE (CAS), 40TH EDITION, pp. 179-182, Publisher: IEEE, WOS:000425844500037, 2017, [Proceedings Paper]
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, "Oxide trap states versus gas sensing in SiC-MOS capacitors - The effect of N- and P- based post oxidation processes", SENSORS AND ACTUATORS B-CHEMICAL, Vol. 245, pp. 911-922, Publisher: ELSEVIER SCIENCE SA, WOS:000398760700107, DOI:10.1016/j.snb.2017.02.044, 2017, [Article]
2016
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, "A new 4H-SiC hydrogen sensor with oxide ramp termination", MATERIALS SCIENCE IN SEMICONDUCTOR PROCESSING, Vol. 42, pp. 268-272, Publisher: ELSEVIER SCI LTD, WOS:000367638200024, DOI:10.1016/j.mssp.2015.08.019, 2016, [Article; Proceedings Paper]
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, "High Accuracy Amperometric Sense and Control Circuit for Three-electrode Biosensors", ROMANIAN JOURNAL OF INFORMATION SCIENCE AND TECHNOLOGY, Vol. 19, pp. 295-308, Publisher: EDITURA ACAD ROMANE, WOS:000405151400008, 2016, [Article]
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, "SiO2/SiC interface improvements using an oxidized thin film of a-Si", 2016 39TH INTERNATIONAL SEMICONDUCTOR CONFERENCE (CAS), pp. 123-126, Publisher: IEEE, WOS:000391323300024, 2016, [Proceedings Paper]
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, "Smart Sensor for Chemical Compounds Concentration", 2016 39TH INTERNATIONAL SEMICONDUCTOR CONFERENCE (CAS), pp. 201-204, Publisher: IEEE, WOS:000391323300041, 2016, [Proceedings Paper]
2015
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, "Fading Circuit for Linear/Exponential Current Variations in Boost Coverters for LED Driving", 2015 INTERNATIONAL SYMPOSIUM ON SIGNALS, CIRCUITS AND SYSTEMS (ISSCS), Publisher: IEEE, WOS:000380451600102, 2015, [Proceedings Paper]
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, "High Temperature Sensors Based on Silicon Carbide (SiC) Devices", 2015 INTERNATIONAL SEMICONDUCTOR CONFERENCE (CAS), pp. 3-10, Publisher: IEEE, WOS:000380566400001, 2015, [Proceedings Paper]
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, "High Voltage Freewheeling Diodes in an Extended Capability LED Driving Application", 2015 INTERNATIONAL SEMICONDUCTOR CONFERENCE (CAS), pp. 175-178, Publisher: IEEE, WOS:000380566400033, 2015, [Proceedings Paper]
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, "Low-Voltage Controlled Floating Buck Converter with Imbalanced Stacked MOSFETs Switch (ISMS) for High LED Driving Capability", ROMANIAN JOURNAL OF INFORMATION SCIENCE AND TECHNOLOGY, Vol. 18, pp. 388-407, Publisher: EDITURA ACAD ROMANE, WOS:000209966200007, 2015, [Article]
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, "SiO2/4H-SiC interface states reduction by POCl3 post-oxidation annealing", 2015 INTERNATIONAL SEMICONDUCTOR CONFERENCE (CAS), pp. 255-258, Publisher: IEEE, WOS:000380566400050, 2015, [Proceedings Paper]
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, "Suppressing Start-Up Time Variation versus Load Current - Adaptive Soft-Start in Boost LED Drivers", ESSCIRC CONFERENCE 2015 - 41ST EUROPEAN SOLID-STATE CIRCUITS CONFERENCE (ESSCIRC), pp. 192-195, Publisher: IEEE, WOS:000376503700045, 2015, [Proceedings Paper]
2014
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, "Application Enhancement for Driving Large Strings of LEDs", 2014 INTERNATIONAL SEMICONDUCTOR CONFERENCE (CAS), pp. 207-210, Publisher: IEEE, WOS:000380488300041, 2014, [Proceedings Paper]
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, "POCl3 anneling effect on the flat band voltage instabilities for a SiC based MOS capacitor at high temperature", ROMANIAN JOURNAL OF INFORMATION SCIENCE AND TECHNOLOGY, Vol. 17, pp. 340-352, Publisher: EDITURA ACAD ROMANE, WOS:000365312500003, 2014, [Article]
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, "TEMPERATURE BEHAVIOR OF 4H-SIC MOS CAPACITOR USED AS A GAS SENSOR", 2014 INTERNATIONAL SEMICONDUCTOR CONFERENCE (CAS), pp. 185-188, Publisher: IEEE, WOS:000380488300036, 2014, [Proceedings Paper]
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, "Variable Off-Time Control Loop for Current-Mode Floating Buck Converters in LED Driving Applications", IEEE JOURNAL OF SOLID-STATE CIRCUITS, Vol. 49, pp. 1571-1579, Publisher: IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, WOS:000338512700012, DOI:10.1109/JSSC.2014.2320456, 2014, [Article]
2013
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, "Forcing The Limits - Peak Voltage Extension for Floating Buck Controller", 2013 INTERNATIONAL SYMPOSIUM ON SIGNALS, CIRCUITS AND SYSTEMS (ISSCS), Publisher: IEEE, WOS:000337926700092, 2013, [Proceedings Paper]
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, "Less Is More - The Improved Variable OFF Time Current-Mode Floating Buck Controller", 2013 INTERNATIONAL SEMICONDUCTOR CONFERENCE (CAS), VOLS 1-2, pp. 215-218, Publisher: IEEE, WOS:000330180800042, 2013, [Proceedings Paper]
2012
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, "OVERCOMING LEAKAGE CURRENT BY OUTPUT PRECHARGING IN ERROR AMPLIFIERS", 2012 INTERNATIONAL SEMICONDUCTOR CONFERENCE (CAS), VOLS 1 AND 2, Vol. 2, pp. 381-384, Publisher: IEEE, WOS:000314223700077, 2012, [Proceedings Paper]
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, "TIME MODULATION - THE EXPONENTIAL WAY", 2012 INTERNATIONAL SEMICONDUCTOR CONFERENCE (CAS), VOLS 1 AND 2, Vol. 2, pp. 419-422, Publisher: IEEE, WOS:000314223700086, 2012, [Proceedings Paper]
2011
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, "OFFSET CANCELLATION IN BANDGAP REFERENCES WITH CMOS OPERATIONAL AMPLIFIERS", 2011 INTERNATIONAL SEMICONDUCTOR CONFERENCE (CAS 2011), 34TH EDITION, VOLS 1 AND 2, pp. 421-424, Publisher: IEEE, WOS:000320322000096, 2011, [Proceedings Paper]
2010
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, "FULLY-INTEGRATED OSCILLATOR IN CMOS TECHNOLOGY", 2010 INTERNATIONAL SEMICONDUCTOR CONFERENCE (CAS), VOLS 1 AND 2, pp. 517-520, Publisher: IEEE, WOS:000371396100109, 2010, [Proceedings Paper]
Degrees
Teaching Assistant
Professional Experience
Teaching Assistant - 2 years
Academic Activity
LED drivers.
Silicon Carbide devices