Model : 안구치료기 - 2022.07 ~ PP 대기 중- Leading the product planning- Establish product requirements statement- Leading Project Managing- Managing external businesses- Development in progress- RMF: software validation report: software life cycle processes: usablity engneering fileModel : LED NECK - 2022.01~ MP 대기 중* LED NECK Medical devices- System Policy Design(ABOV MCU base)- Analyzing requirements- Development of the main… Show more Model : 안구치료기 - 2022.07 ~ PP 대기 중- Leading the product planning- Establish product requirements statement- Leading Project Managing- Managing external businesses- Development in progress- RMF: software validation report: software life cycle processes: usablity engneering fileModel : LED NECK - 2022.01~ MP 대기 중* LED NECK Medical devices- System Policy Design(ABOV MCU base)- Analyzing requirements- Development of the main algorithm- Resolving technical issues- Development in progress- Waiting for clinical progress- Waiting for mass production development- RMF: software validation report: software life cycle processes: usablity engneering fileModel : Easy Claire LED Face - 2021.05~2022.05(1년 1개월)* LED Face Medical devices- System Policy Design(ABOV MCU base)- Analyzing requirements- Development of the main algorithm- Resolving technical issues- Response to exception situations (an aging battery, an instantaneous overcurrent situation etc )- Responding to user requirements- Clinical progression- Waiting for mass production development- RMF: software validation report: software life cycle processes: usablity engneering fileModel : easy Hairfull - 이지헤어플 - 2021.11~2021.12(2개월)* Medical devices- Support for additional mass production development- Resolving mass production problems- Managing external businessesModel : ION Introducer - 2021.07~2021.11(5개월)* Beauty devices- System Policy Design(ABOV MCU base)- Analyzing requirements- Development of the main algorithm- Resolving technical issues- Waiting for mass production development Show less

RSE 4.0* Android Rear Seat Entertainment System- System Policy Design(Android Based)- Analyzing requirements- Communicating with steak holders- Coordinating team work- Resolving technical issues- Android Development Environment Setting- VISS, LK Optimization- Kernel Optimization- Performance tuning- Booting time Optimization- Power Save Optimization- Device Driver: LCD/MCU/PMIC/OTA/USB/Touch/Key/Switch/LPDDR4/CPU Governor Tunning본… Show more RSE 4.0* Android Rear Seat Entertainment System- System Policy Design(Android Based)- Analyzing requirements- Communicating with steak holders- Coordinating team work- Resolving technical issues- Android Development Environment Setting- VISS, LK Optimization- Kernel Optimization- Performance tuning- Booting time Optimization- Power Save Optimization- Device Driver: LCD/MCU/PMIC/OTA/USB/Touch/Key/Switch/LPDDR4/CPU Governor Tunning본 Project는 Android용 RSE를 개발 하여 Motrex 와 Mobis target Project입니다. 현재 진행중* Android OS (Pie)Autochips 8015 Show less

Portable Multimedia Device Development Senior Engineerdeveloping Hi-Fi Audio player development project PLENUE 1(2014), PLENUE M,S(2015) PLENUE M2(2016) , PLENUE R,2 (2017) PLENUE L/R2 (Embedded Linux)1. Linux BSP Porting2. Android BSP Porting3. Kernel Device Driver development : LCD Controller & IC : PMIC IC : DRAM (DDR2/LPDDR2/DDR3/LPDDR4) : Touch IC : GSensor IC : System Clock & Peri. Clock : RTC : eMMC : LED & BL : Fuel… Show more Portable Multimedia Device Development Senior Engineerdeveloping Hi-Fi Audio player development project PLENUE 1(2014), PLENUE M,S(2015) PLENUE M2(2016) , PLENUE R,2 (2017) PLENUE L/R2 (Embedded Linux)1. Linux BSP Porting2. Android BSP Porting3. Kernel Device Driver development : LCD Controller & IC : PMIC IC : DRAM (DDR2/LPDDR2/DDR3/LPDDR4) : Touch IC : GSensor IC : System Clock & Peri. Clock : RTC : eMMC : LED & BL : Fuel gauge4. Power Management5. Performance tuning6. Project Architecture7. SOC reliability-verificationEnvironments: ARM , Android, Nucleus, Embedded Linux, MicroC OS2, ARM Developer Suite 1.2, C/C++, ARM assembly Show less

1Android/Linux/WinCE Board Support Package 개발- Chip Registers Mapping work- Bootloader Design and Implementation- DDRx Initialization Design- DDRx Frequency Change Implementation- System Frequency Change Implementation- System BUS Frequency and Function Optimizations- Power Save Mode Implementation- Current Save Implementation- Frequency governor Implementation- New LCD Porting- Touch Device Driver- Camera Device Driver- Video In Device… Show more 1Android/Linux/WinCE Board Support Package 개발- Chip Registers Mapping work- Bootloader Design and Implementation- DDRx Initialization Design- DDRx Frequency Change Implementation- System Frequency Change Implementation- System BUS Frequency and Function Optimizations- Power Save Mode Implementation- Current Save Implementation- Frequency governor Implementation- New LCD Porting- Touch Device Driver- Camera Device Driver- Video In Device Driver- Hardware Audio Codec Device Driver- GPIO Key Driver Implementation- ARM Core Cache Performance Check and Optimizations- ARM Memory Type Test and Optimizations- New Power Save Mode Implementation ( DDR only mode) Show less

*Power Consumption*System Integration and Optimazation*SDRAM Verification*Deep Sleep Function Implementation*System UI*Device Driver- RTC- I2C/SPI Protocol Verification- FM Receiver- Recording Function Implementation- DRM and LDB Porting and Certification

* WAP Browser 4.0 Porting* Openwave VSDPG Certification* System UI