Gheorghe Brezeanu
Professor
Office: Room AM004 Room B113
LEU Complex
Bd. Iuliu Maniu, nr. 1-3
Sect. 6, 061071, Bucharest, Romania
Phone: [javascript protected]
Coordinates the courses: Basic Electronic Circuits, Integrated Low Voltage and Low Power Circuits , Micro and Nano CMOS Circuits and BiCMOS for Microsystems, Microphysical Characterization of Micro- and Nanostructures (IMT), Power Semiconductors Devices, for Microsystems
Coordinates the projects: 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 , 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
Attributions:
Doctoral school directorPublications
2018
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, "Charge retention of a Floating gate Transistor for a Reset Controller", ROMANIAN JOURNAL OF INFORMATION SCIENCE AND TECHNOLOGY, Vol. 21, pp. 34-48, Publisher: EDITURA ACAD ROMANE, WOS:000433876800003, 2018, [Article]
2017
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, "A Matter of Isolation - A Reset Controller Using Deep N-Well and Floating Gate Technologies", 2017 INTERNATIONAL SEMICONDUCTOR CONFERENCE (CAS), 40TH EDITION, pp. 297-300, Publisher: IEEE, WOS:000425844500066, 2017, [Proceedings Paper]
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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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, "I/O Library Comparison Methodology for 40nm CMOS Technology", 2017 INTERNATIONAL SEMICONDUCTOR CONFERENCE (CAS), 40TH EDITION, pp. 183-186, Publisher: IEEE, WOS:000425844500038, 2017, [Proceedings Paper]
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, "IRON GATE I RESERVOIR - ECOLOGICAL EVOLUTION, ROMANIA", INTERNATIONAL JOURNAL OF ECOSYSTEMS AND ECOLOGY SCIENCE-IJEES, Vol. 7, pp. 199-206, Publisher: HEALTH & ENVIRONMENT ASSOC, WOS:000417182700001, 2017, [Article]
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, "Low cost, wide common mode range amplifiers for current sensing applications - a comparison", 2017 INTERNATIONAL SYMPOSIUM ON SIGNALS, CIRCUITS AND SYSTEMS (ISSCS), Publisher: IEEE, WOS:000425211500079, 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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, "Autotuned PID for Accurate Temperature Control - A Hot Approach", 2016 39TH INTERNATIONAL SEMICONDUCTOR CONFERENCE (CAS), pp. 209-212, Publisher: IEEE, WOS:000391323300043, 2016, [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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, "PAD cells performances in submicron technologies", 2016 39TH INTERNATIONAL SEMICONDUCTOR CONFERENCE (CAS), pp. 205-208, Publisher: IEEE, WOS:000391323300042, 2016, [Proceedings Paper]
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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]
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, "Winning The Battle for Low Gain Error and High CMRR - A Current Sense Amplifier with Trimmable Gain Resistors", 2016 39TH INTERNATIONAL SEMICONDUCTOR CONFERENCE (CAS), pp. 145-148, Publisher: IEEE, WOS:000391323300029, 2016, [Proceedings Paper]
2015
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, "A CMOS Resistorless Bandgap Reference with Minimized Current Consumption", 2015 INTERNATIONAL SEMICONDUCTOR CONFERENCE (CAS), pp. 289-292, Publisher: IEEE, WOS:000380566400058, 2015, [Proceedings Paper]
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, "A High Voltage Current Sense Amplifier With Extended Input Common Mode Range Based On A Low Voltage Operational Amplifier Cell", 2015 EUROPEAN CONFERENCE ON CIRCUIT THEORY AND DESIGN (ECCTD), pp. 69-72, Publisher: IEEE, WOS:000380498200060, 2015, [Proceedings Paper]
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, "A low voltage operational amplifier cell with extended input common mode range for high voltage current sensing applications", 2015 11TH CONFERENCE ON PH.D. RESEARCH IN MICROELECTRONICS AND ELECTRONICS (PRIME), pp. 5-8, Publisher: IEEE, WOS:000380398700002, 2015, [Proceedings Paper]
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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 Precision Bidirectional Chopper Amplifier With Extended Common Mode Input Voltage Range", 2015 INTERNATIONAL SEMICONDUCTOR CONFERENCE (CAS), pp. 297-300, Publisher: IEEE, WOS:000380566400060, 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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, "Small Signal Impedance Analysis of High Efficient Power Devices", 2015 INTERNATIONAL SEMICONDUCTOR CONFERENCE (CAS), pp. 229-232, Publisher: IEEE, WOS:000380566400045, 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]
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, "THE DANUBE - CONTROLLING FACTOR OF THE ECOLOGY OF THE DANUBE DELTA AND THE BLACK SEA", INTERNATIONAL JOURNAL OF ECOSYSTEMS AND ECOLOGY SCIENCE-IJEES, Vol. 5, pp. 1-6, Publisher: HEALTH & ENVIRONMENT ASSOC, WOS:000364185400001, 2015, [Article]
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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, "Electro-thermal characterization of multi-emitter power NPN transistors", 2014 INTERNATIONAL CONFERENCE ON OPTIMIZATION OF ELECTRICAL AND ELECTRONIC EQUIPMENT (OPTIM), pp. 506-511, Publisher: IEEE, WOS:000343551300074, 2014, [Proceedings Paper]
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, "Extensive Electro-Thermal Simulation Methodology for Automotive High Power Circuits", 2014 10TH CONFERENCE ON PH.D. RESEARCH IN MICROELECTRONICS AND ELECTRONICS (PRIME 2014), Publisher: IEEE, WOS:000345737400109, 2014, [Proceedings Paper]
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, "High Accuracy Current Sense Amplifier With Extended Input Common Mode Range", 2014 10TH CONFERENCE ON PH.D. RESEARCH IN MICROELECTRONICS AND ELECTRONICS (PRIME 2014), Publisher: IEEE, WOS:000345737400019, 2014, [Proceedings Paper]
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, "High Efficiency Low Noise Linear Power Supply for High Power Measurement Systems", 2014 INTERNATIONAL SYMPOSIUM ON FUNDAMENTALS OF ELECTRICAL ENGINEERING (ISFEE), Publisher: IEEE, WOS:000380570500015, 2014, [Proceedings Paper]
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, "High Precision Bidirectional Chopper Instrumentation Amplifier With Negative and Positive Input Common Mode Range", 2014 10TH CONFERENCE ON PH.D. RESEARCH IN MICROELECTRONICS AND ELECTRONICS (PRIME 2014), Publisher: IEEE, WOS:000345737400015, 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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, "POWER SUPPLY ARCHITECTURE FOR HIGH TEMPERATURE CHUCK SYSTEMS", 2014 INTERNATIONAL SEMICONDUCTOR CONFERENCE (CAS), pp. 193-196, Publisher: IEEE, WOS:000380488300038, 2014, [Proceedings Paper]
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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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, "A high speed FPGA parameter extractor for an efficient analytical model of the submicron MOS transistor", 2013 INTERNATIONAL SEMICONDUCTOR CONFERENCE (CAS), VOLS 1-2, pp. 259-262, Publisher: IEEE, WOS:000330180800052, 2013, [Proceedings Paper]
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, "A METHOD FOR REDUCING MOSFET HIGH SIDE POWER SWITCH TURN-ON TIME", 2013 INTERNATIONAL SEMICONDUCTOR CONFERENCE (CAS), VOLS 1-2, pp. 307-310, Publisher: IEEE, WOS:000330180800060, 2013, [Proceedings Paper]
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, "CMOS Current Reference With Improved Temperature Compensation", 2013 INTERNATIONAL SEMICONDUCTOR CONFERENCE (CAS), VOLS 1-2, pp. 303-306, Publisher: IEEE, WOS:000330180800059, 2013, [Proceedings Paper]
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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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, "Investigation of Electro-Thermal Behaviour of a Linear Voltage Regulator and its Protection Circuits by Simulator Coupling", 2013 INTERNATIONAL SEMICONDUCTOR CONFERENCE (CAS), VOLS 1-2, pp. 237-240, Publisher: IEEE, WOS:000330180800047, 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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, "An accurate model of submicron MOS electrical characteristics for analogue applications", INTERNATIONAL JOURNAL OF ELECTRONICS, Vol. 99, pp. 743-759, Publisher: TAYLOR & FRANCIS LTD, WOS:000304456400001, DOI:10.1080/00207217.2011.643497, 2012, [Article]
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, "HIGH TEMPERATURE CHARACTERIZATION SYSTEM FOR SILICON CARBIDE DEVICES", 2012 INTERNATIONAL SEMICONDUCTOR CONFERENCE (CAS), VOLS 1 AND 2, Vol. 2, pp. 449-452, Publisher: IEEE, WOS:000314223700093, 2012, [Proceedings Paper]
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, "HYDROGEN SENSOR BASED ON SILICON CARBIDE (SiC) MOS CAPACITOR", 2012 INTERNATIONAL SEMICONDUCTOR CONFERENCE (CAS), VOLS 1 AND 2, Vol. 2, pp. 367-370, Publisher: IEEE, WOS:000314223700074, 2012, [Proceedings Paper]
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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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, "SUBSTRATE LEAKAGE CURRENT INFLUENCE ON BANDGAP VOLTAGE REFERENCES IN AUTOMOTIVE APPLICATIONS", 2012 INTERNATIONAL SEMICONDUCTOR CONFERENCE (CAS), VOLS 1 AND 2, Vol. 2, pp. 389-392, Publisher: IEEE, WOS:000314223700079, 2012, [Proceedings Paper]
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, "THE INFLUENCE OF PARASITIC SUBSTRATE DIODES ON LOAD TRANSIENT RESPONSE OF THREE-TERMINAL ADJUSTABLE VOLTAGE REGULATORS", 2012 INTERNATIONAL SEMICONDUCTOR CONFERENCE (CAS), VOLS 1 AND 2, Vol. 2, pp. 471-474, Publisher: IEEE, WOS:000314223700098, 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]
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, "Temperature Compensated Oscillator For Voltage Regulators", 2011 10TH INTERNATIONAL SYMPOSIUM ON SIGNALS, CIRCUITS AND SYSTEMS (ISSCS), Publisher: IEEE, WOS:000337925400072, 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]
2009
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, "AN ACCURATE METHOD FOR MEASURING VERY LOW FREQUENCY BIOSIGNALS", CAS: 2009 INTERNATIONAL SEMICONDUCTOR CONFERENCE, VOLS 1 AND 2, PROCEEDINGS, pp. 423, Publisher: IEEE, WOS:000279558600085, 2009, [Proceedings Paper]
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, "A Short Channel MOSFET Modelling for Analogue Circuit Design with Emphasis on Carrier Mobility", ISSCS 2009: INTERNATIONAL SYMPOSIUM ON SIGNALS, CIRCUITS AND SYSTEMS, VOLS 1 AND 2, PROCEEDINGS,, pp. 353, Publisher: IEEE, WOS:000275854200087, 2009, [Proceedings Paper]
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, "FIVE CURRENT STEPS TOPOLOGY FOR GATE CHARGING TO IMPROVE EMC BEHAVIOUR", CAS: 2009 INTERNATIONAL SEMICONDUCTOR CONFERENCE, VOLS 1 AND 2, PROCEEDINGS, pp. 401, Publisher: IEEE, WOS:000279558600080, 2009, [Proceedings Paper]
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, "SELF TEST SYSTEM FOR INTEGRATED HALL EFFECT SENSORS", CAS: 2009 INTERNATIONAL SEMICONDUCTOR CONFERENCE, VOLS 1 AND 2, PROCEEDINGS, pp. 533, Publisher: IEEE, WOS:000279558600111, 2009, [Proceedings Paper]
2008
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, "A Compact Analytical Modelling of the Electrical Characteristics of Submicron Channel MOSFETs", ROMANIAN JOURNAL OF INFORMATION SCIENCE AND TECHNOLOGY, Vol. 11, pp. 383-395, Publisher: EDITURA ACAD ROMANE, WOS:000207536800007, 2008, [Article]
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, "AUTOMOTIVE HIGH SIDE POWER SWITCH DRIVER CIRCUIT", CAS: 2008 INTERNATIONAL SEMICONDUCTOR CONFERENCE, PROCEEDINGS, pp. 415, Publisher: IEEE, WOS:000267590800088, DOI:10.1109/SMICND.2008.4703442, 2008, [Proceedings Paper]
2007
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, "A compact model of submicron channel MOS transistor transconductance for analog circuit simulation", ISSCS 2007: INTERNATIONAL SYMPOSIUM ON SIGNALS, CIRCUITS AND SYSTEMS, VOLS 1 AND 2, pp. 149, Publisher: IEEE, WOS:000250471700038, 2007, [Proceedings Paper]
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, "High performance power diodes on silicon carbide and diamond", PROCEEDINGS OF THE ROMANIAN ACADEMY SERIES A-MATHEMATICS PHYSICS TECHNICAL SCIENCES INFORMATION SCIENCE, Vol. 8, pp. 249-262, Publisher: EDITURA ACAD ROMANE, WOS:000255027400011, 2007, [Article]