• Responsible for designing display modules, evaluating optical performance, and verifying DOE for LCM and system devices.• Managed the alignment of overall panel optical specifications, defined optical test plans, and conducted panel HW failure analysis, including optical and FOS failures.

• Led AMOLED/LCD display failure analysis including optical and EE issues through the productdevelopment phase to product ramp; Hands-on DFMEA experience• Improved display optical performance, inspection methodology, and optical equipment correlationfrom display vendor site to FATP; Practical skill of analysis and calibration of optical statistical data• Engaged display module process evaluation, DOE validation, performance improvement and managedoverall yield performance from early engineering build to MP. Over 20% overall Module line yield improvement from glass scribe to module OQCAchieved Project:‣ OLED touch bar display and MacBook Pro Liquid Retina XDR Mini-LED display‣ 2D AOI fixture development and setup for pre-existing glass flaw inspection

• Led AMOLED display failure analysis including optical and EE issues during RFI stage; Optoelectronicengineering background, panel design, debugging and optimization of AMOLED panel• Directed panel optical high-level specifications and qualification flow/plan based on industry standard and customer usage condition; Hands-on panel optical evaluation and reliability testing experience• Measured the optical performance of the most advanced panel and marketing sense of new technologyAchieved Project:‣ Mobile: Google Pixel 5.5” & 5” WQ AMOLED (Q3 2016), HTC A9 5” FHD AMOLED‣ HMD: HTC Vive 3.61” FHD AMOLED (Feb 2016), Vive Focus 3.5” QHD AMOLED‣ NB: Dell/HP 13.3” & 15.6” QHD AMOLED (Q3 2016 - 2018)

• System schematic circuit and layout maintain• OLED IT panel survey, battery lifetime improvement and system matchingAchieved Project:‣ VAIO Z Canvas 12.3" Laptop

• Defined color coordinate, luminance, Peak/FWHM, charge recombination area to optimize opticalperformance based on customer specification requirements• Improved OLED luminance efficiency and lifetime by analyzing organic material characteristics andmanaged material availability including emitting layer, hole/electron transporting layer, capping layerand electrode materials• Reduced driving voltage by fine-tuning doping ratio of transporting layer and optimizing electrode andemitting layer thickness• Troubleshooting and optical performance optimization of the new smartphone panel project duringdevelopment and after mass production. (Thickness gauge-alignment, doping ratio fine-tuning, colorshifting issue, pixel shrinkage)• Study on optical mechanism of AMOLED, such as image sticking, panel mura, color shift, blurring, etc.• Experienced Canon Tokki evaporator, encapsulation machine, glass glue dispenser, the Ellipsometer,optical microscope, photoresist stripper and glove box maintenanceAchieved Project:‣ 5” & 5.5” FHD AMOLED projects, Sep 2012 - Sep 2014 – Mass Production in 2014‣ ATE06 OLED optimization for efficiency and lifetime improvement – Efficiency increased by 20%‣ HTO experiments for automotive product evaluation