Chunghwan Lee

Title: Innovations of Chunghwan Lee in Laser Technology

Introduction: Chunghwan Lee is a notable inventor based in Yongin-si, South Korea, recognized for his contributions to laser technology. With a total of two patents to his name, Lee has made significant strides in the field of manufacturing display apparatuses, using cutting-edge laser annealing techniques.

Latest Patents: Lee's latest patents include a laser annealing apparatus and a method of manufacturing display apparatuses by utilizing this technology. The laser annealing apparatus is designed to support a substrate and include a laser beam irradiating unit, which emits a line laser beam directed towards an amorphous silicon layer on the substrate. This innovative apparatus also features a substrate moving unit that facilitates movement in a second direction while a first beam cutter and a second beam cutter adjust the shielded area of the substrate. This allows selective shielding from the laser beam, enhancing the manufacturing process and ensuring precision in the final product.

In addition, the method of manufacturing involves the substrate supporter receiving a substrate with an amorphous silicon layer, where the line laser beam is repeatedly irradiated while the substrate is simultaneously moved and rotated, improving efficiency and effectiveness in display apparatus creation.

Career Highlights: Chunghwan Lee is affiliated with Samsung Display Co., Ltd., a leading company in the field of display technology. His innovative work in laser annealing plays a crucial role in the company's advancement in manufacturing high-performance display devices.

Collaborations: Throughout his career, Lee has collaborated with fellow inventor Hongro Lee, contributing to the growth and development of innovative solutions in the display technology sector. Their combined expertise helps propel advancements in laser applications, benefitting the industry significantly.

Conclusion: Chunghwan Lee’s patents reflect his dedication to improving manufacturing processes through innovative laser technology. His contributions not only enhance the efficiency of display apparatus manufacturing but also position him as a key figure in the evolution of display technology. As a valued inventor, his work at Samsung Display Co., Ltd. continues to make a meaningful impact on the industry.