Tae Woon Cha

Title: Innovations by Tae Woon Cha

Introduction

Tae Woon Cha is a notable inventor based in Cupertino, CA (US). He has made significant contributions to the field of electronic device displays, holding a total of 3 patents. His work focuses on enhancing display efficiency and functionality through innovative designs.

Latest Patents

One of his latest patents involves electronic device displays that incorporate microlenses. This invention allows for an array of display pixels to be enhanced by microlenses that overlap and focus light from respective pixels. The design includes pixels with a high aspect ratio, which may be covered by two microlenses or a single cylindrical microlens. The dimensions of the microlenses are carefully tuned to address non-uniformities in brightness profiles. Additionally, the edges of the microlenses can be adjusted to modify their focusing power, optimizing the display's performance.

Another significant patent by Cha pertains to liquid crystal displays featuring hybrid column spacer structures. This design includes main column spacers and subspacer column spacers, which are formed from overlapping rectangular portions located on both the color filter layer and the thin-film transistor layer. The hybrid configuration allows for some portions to extend vertically while others extend horizontally, enhancing the structural integrity and performance of the display.

Career Highlights

Tae Woon Cha has established himself as a key innovator at Apple Inc. His work has contributed to the advancement of display technologies, making significant impacts in the consumer electronics industry. His patents reflect a deep understanding of optical engineering and display design.

Collaborations

Cha has collaborated with notable colleagues such as Yuan Chen and Zhibing Ge. Their combined expertise has fostered a creative environment that encourages innovation and the development of cutting-edge technologies.

Conclusion

Tae Woon Cha's contributions to electronic device displays exemplify the spirit of innovation. His patents not only enhance display efficiency but also pave the way for future advancements in technology.