Dong Ha Kim

Title: Innovations of Dong Ha Kim

Introduction

Dong Ha Kim is a notable inventor based in Kyungki-do, South Korea. He has made significant contributions to the field of projection systems, holding a total of 3 patents. His work focuses on enhancing color separation and display technologies.

Latest Patents

One of his latest patents is a projection system that features a color corner with a dichroic filter. This design improves color separation characteristics while simplifying the manufacturing process of the dichroic filter. The system includes an illumination unit that separates S-polarized light from non-polarized white light, along with a polarized beam splitter that transmits one of the R, G, and B components while reflecting the others. Additionally, a flat plate type dichroic filter defines different optical paths for the separated light components.

Another significant patent is an apparatus for projection display using reflection type LCDs. This invention comprises an illuminating device with a lamp and polarizing element, a color splitter/synthesizer utilizing reflection type LCDs, and a retarder stack for differentiating the polarized state of light. The apparatus is designed to project images onto a screen, enhancing the quality of projection displays.

Career Highlights

Dong Ha Kim is currently employed at Samsung Electro-Mechanics Co., Ltd., where he continues to innovate in the field of projection technology. His work has contributed to advancements in display systems, making them more efficient and effective.

Collaborations

He has collaborated with notable coworkers, including Hark Lim Choi and Jong Myung Park, who have also contributed to the development of innovative technologies in their respective fields.

Conclusion

Dong Ha Kim's contributions to projection technology through his patents and work at Samsung Electro-Mechanics Co., Ltd. highlight his role as a significant inventor in the industry. His innovations continue to influence the way we experience visual displays.