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WORK EXPERIENCEMar 2009 ~ Present, FAE / ON Semiconductor, Korea Expertise in area of- Audio DSP : Noise Reduction & Echo cancellation DSP(Belasigna series)- Hearing Aid DSP: Dedicated solution for Hearing Aid.- CISP : image sensor for Machine vision, X-ray vision, satellite. Etc..- MiniABB IC : MUIC + Linear Charger + Current-sink Backlight driver + LDOs- Power product :DCDC, LDO, Charger, Load Switch- Type-C product: CC controller, OVP & Surge Protection device(CC,SBU), Moisture detection device- BLE: HW Technical support, Lead new business case with customer and end-customer.- Discrete devices :Analog Switch, ESD protection, etc.. D-Win BLE device in LG IT module.(2020)(Target $: 15M/y)- Design BLE5.0 chipset in new BLE module(Targeting to medical device)- Support: PCB layout, ANT matching- Make new Biz with industry customer for Smart house control system.($1.2M/y) Design support for type-c product in LG(~2020)- Designed variable type-c products in LG flagship and mid-tier project Technical support for Hearing Aid DSP in Samsung(2013)- Design win hearing aid DSP Open programmable DSP : Supporting customized DSP for Samsung requirement  Experience with Audio DSP(P/N:Belasinga) in Samsung(2012)- Design-in Belasigna IC on Magic remote controller  Support: PCB design / schematic optimization / parameter tuning. Participated in design part for MUIC and MiniABB device in LG MC(2009)- MUIC(Multiple User Interface Controller) Presentation basic structure, function of MUIC to designer  Define all electrical specifications with application engineer. Variable discrete device support - DCDC(Bypass-booster, Buck-booster, Booster): VCONN power, ToF power, Dual display power - LDO: Reference in HiFi codec, Camera analog I/O source- Load Switch, OVP, Analog Switch- ESD protection Design Activity I/O ESD protection in SK Hynix: Total $2M/yJan 2005 ~ Mar 2009, RESEARCH ENGINEER in LG MCExpertise in area of- Baseband modem : Qualcomm(MSM6280, MSM6260), EMP(DB3200)- Power management : Qualcomm(PM6650, PM6658), EMP(AB3100)- Audio AMP : TPA2005,TPA6205, YDA145, MAX9877,etc..- Analog switch for Data and audio : Fairchild, NS, Maxim, etc..- Micro-USB controller : MAX14526 Jan 2003 ~ Oct 2004, ENGINEER Mobile R&D ENGENEER / Mobillink Telecom, Kyounggi-do, KOREA Contracted company with Samsung As a key member of audio and ESD protection, designed and tested a CDMA/GSM projects.

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