Hwa-sub Shim

Title: Hwa-sub Shim: Innovator in Flat Panel Display Technology

Introduction

Hwa-sub Shim is a notable inventor based in Suwon-si, South Korea. He has made significant contributions to the field of flat panel display technology, holding two patents that showcase his innovative approach to inspection methods.

Latest Patents

One of Hwa-sub Shim's latest patents is a method of inspecting a flat panel display. This method involves inputting an image data signal into the display and capturing the resulting image with a camera. The process includes extracting raw brightness information from the image, calculating fitting brightness information through curve fitting, and determining brightness differences to detect stain locations that exceed a predetermined limit.

Another significant patent is an apparatus to inspect a TFT substrate. This apparatus features a vacuum chamber, a stage for settling the TFT substrate, and an electron beam generator. It is designed to apply a gate-on voltage to the gate line, allowing for the detection of electric signals from the pixel electrode while the TFT is activated.

Career Highlights

Hwa-sub Shim is currently employed at Samsung Electronics Co., Ltd., where he continues to develop and refine technologies related to flat panel displays. His work has been instrumental in enhancing the quality and reliability of display technologies.

Collaborations

Hwa-sub Shim collaborates with talented coworkers, including Ho-seok Choi and Jae-wan Kim. Their combined expertise contributes to the innovative projects at Samsung Electronics.

Conclusion

Hwa-sub Shim's contributions to flat panel display technology through his patents and work at Samsung Electronics highlight his role as a key innovator in the field. His methods and apparatuses are paving the way for advancements in display inspection techniques.