JUNGMIN LEE
Suwon City,Gyeonggi-do
Summary
- Samsung Electronics DX division System S/W Engineer for 16yrs.
- Mobile wired/wireless battery charging (AFC, PD-Charging, Direct-Charging, PMA, WPC, A4WP, Reverse Wireless Charging and etc)
- Controlling battery Software works (battery protection, battery life management, fuel-gauging, battery heat management, etc)
- Power management (PMIC)
Overview
18
18
years of professional experience
Work History
Staff Software Engineer
Samsung Electronics
Suwon, Gyeonggi-do
03.2014 - 06.2022
- Battery, Fuel-gauge, Charger, Wireless Charger, MFC, USB-C PD-IC System SW engineer.
- AFC, QC2.0, QC3.0, PD2.0, PD3.0, Direct-charging, PMA, WPC, A4WP Wireless Charging, Fast Wireless Charging, Fast Wireless Charging2.0, Reverse Wireless Charging(Wirelss PowerShare)
- Battery Protection Algorithm for Abnormal Temperature, Over-Voltage, Over-Current, etc
- Battery life management
- Improving wireless charging performance algorithm
- Big data system for Battery Safety
- Samsung Android Galaxy smartphone flagships high-end models(S5, S6, S7, Note6, Note7, Note8....etc) and low-end models
Software Engineer
Samsung Electronics
Suwon, Gyeonggi-do
03.2010 - 02.2014
- Battery, Fuel-gauge, Charger, Wireless Charger, MFC System SW engineer.
- Samsung Android Galaxy smartphone flagships high-end models(S3, Note4, S4, Note5, and etc)
- AFC, QC2.0, PMA, WPC Wireless Charging.
- Swelling Battery Protection Algorithm.
- Battery Protection Algorithm for Abnormal Temperature, Over-Voltage, Over-Current, etc.
- Battery life management.
Assistant Engineer
Samsung Electronics
Suwon, Gyeonggi-do
02.2006 - 02.2010
- Battery, Fuel-gauge, Charger, Power Management, FM Radio System SW engineer.
- Samsung Windows Mobile smartphone (Samsung SCH-i730, SCH-M420, SCH-M430 and SPH-M4300, and etc)
Engineer
Samsung Software Membership
Seoul, Korea
06.2004 - 02.2006
- Implemented MMORPG Map Transition Server Handover Improvement Project
- Implemtned Mobile Advertising Broadcasting/Reception Project Using Apple's Rendezvous Technology
Education
Bachelor of Science - Computer Science
Ewha Woman's University
Seoul, Korea01.2006
Skills
- Software Design
- Code Development
- Code Reviews
- Embedded Software Development
- Battery
- Charger, Wireless Charger
- Power Management
- Programming Languages (C, C, Java, Python, C#, Assembly)
- Linux
- Android Kernel, Device driver
Affiliations
- Communications of the Korean Institute of Information Scientists and Engineers
- The Institute of Electronics and Information Engineers
Additional Information
Patents
- Electronic device and method for wire and wireless charging in electronic device (US11575280)
- Method of controlling charging of plurality of batteries and electronic device to which the method is applied (US11437839)
- Method for disabling wireless power reception circuit on basis of state of electronic device, and electronic device thereof (US11411432)
- Device and method for providing user interface according to wireless power-sharing (US11322993)
- Electronic device and method for controlling wireless charging (US11251655)
- Method for transmitting power and electronic device supporting the same (US11121574)
- Device for performing wireless charging and method thereof (US10819133)
- Apparatus for receiving wireless power and method of controlling same (US10284002)
- Method and apparatus for battery charging (US10003207)
Timeline
Staff Software Engineer
Samsung Electronics
03.2014 - 06.2022
Software Engineer
Samsung Electronics
03.2010 - 02.2014
Assistant Engineer
Samsung Electronics
02.2006 - 02.2010
Engineer
Samsung Software Membership
06.2004 - 02.2006
Bachelor of Science - Computer Science
Ewha Woman's University