Cheol Su Lee

Title: Innovations of Cheol Su Lee

Introduction

Cheol Su Lee is a prominent inventor based in Paju-si, South Korea. He has made significant contributions to the field of display technology, holding a total of 3 patents. His work focuses on enhancing the functionality and efficiency of display devices.

Latest Patents

One of his latest patents is a display device and method of driving the same. This invention includes a display panel with a sub-pixel connected to a data line and a reference line. It features a driving circuit that supplies a data voltage to the display panel through the data line. Additionally, a sensing circuit is included, which has a sampling circuit for sensing the display panel through the reference line. The sampling circuit incorporates a sampling switch that operates during the image display period to acquire a sensing voltage and determine the presence or absence of defects based on this voltage.

Another notable patent is for an organic light emitting display device and its driving method. This device consists of an organic light emitting element that emits light and a driving transistor that controls the driving current supplied to the element. It also includes switch transistors that manage the voltage input and a sensing capacitor that stores a sensing voltage during the threshold voltage sensing period of the organic light emitting element.

Career Highlights

Cheol Su Lee is currently employed at LG Display Co., Ltd., where he continues to innovate in display technology. His work has been instrumental in advancing the capabilities of modern display devices.

Collaborations

He has collaborated with notable coworkers, including Dong Hoon Kim and Joon Keun Song, contributing to various projects within the company.

Conclusion

Cheol Su Lee's contributions to display technology through his patents reflect his expertise and commitment to innovation. His work at LG Display Co., Ltd. continues to influence the future of display devices.