Semin Park

Experience

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  HSL Electronics

  Dec 2010 - May 2016

  SW engineer

  5 years of experience in s/w development with HSL Electronics.Dec 2010 ~ CurrentNew R&D Technology Team, Assistant ManagerActive Air Flap (AAF) Jan.2016 ~ Current• Actuator control logic (Simulink) analysis.• CAN communication design.• Experience of Freescale MCUBattery management system (concept model)Jan.2014 ~ Current• Making software requirement and design paper.• Firmware software design- SPI, USART communication.- Cell balancing chip control.- SD card control and file system handling- Dual ADC control- Digital filter design (LPF)- LCD display control• Control logic software design- Battery monitoring (Sate of charge, State of health) algorithm.- Cell balancing algorithm- Over-charge, over-discharge, over-temperature detection algorithm.- C code generation and porting.• Code validation by QAC (firmware), MAAB (logic)• Application software design.• Battery physical modeling by Matlab Simscape.(Li-ion and Lead-acid battery)• Battery test and data analysis experience• Experience of Atmel MCU and ArduinoIntelligent type battery sensor (IBS)Jan.2013 ~ Current• Simulation models design.- State of charge, State of health, State of function, Battery thermal model algorithm.- Simulation model have ±2% deviation from real IBS sample.• Technical support to customer.• Digital filter design (Chebyshev filter)• LIN communication experience• Application program develop by Matlab GUI.Analog type battery sensorJan.2011 ~ Dec.2013•Setting test plan, sensor calibration and test. (Hall effect sensor, NTC) Test results analyze.•Voltage measuring tool making with 16bit resolution and data logging at SD.- Tool have 1mV resolution, and logging every 100ms• Application program design.- Real time data log and display and draw graph on computer) Show less

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  Doosan Industrial Vehicle

  Oct 2017 - now

  SW engineer