Seung Hyuk Chang

Title: Innovator Seung Hyuk Chang: Pioneering Depth Sensing and Microlens Fabrication

Introduction

Seung Hyuk Chang, an accomplished inventor based in Seongnam-Si, South Korea, has made significant contributions to the fields of optical technologies through his innovative inventions. With a total of two patents to his name, Chang has focused on developing advanced methods and devices that enhance image processing and sensing capabilities.

Latest Patents

Chang's latest patents reflect his expertise in microlens fabrication and depth sensing technologies. His first patent, titled "Method of Fabricating Microlens," outlines a comprehensive approach for creating microlenses. This method involves forming a layer of photoresist on a substrate, followed by patterning the layer and reflowing the photoresist pattern. The photoresist, specifically designed with a viscosity ranging from 150 to 250 centipoise, serves as a crucial component in achieving the desired microlens structure.

His second patent, a "Depth Sensor Including Microlens," introduces an advanced depth sensing mechanism. This device comprises a substrate with photoelectric conversion elements located on its upper portion and a metal wiring section. The innovative array of microlenses focuses incident light onto the photoelectric elements while effectively bypassing the wiring layout. Additionally, the sensor incorporates a layer that ensures a flat upper surface for the microlenses, which could either be a dedicated planarization layer or an infrared filter.

Career Highlights

Seung Hyuk Chang is currently affiliated with Samsung Electronics Co., Ltd., a leading global technology company known for its extensive range of consumer and industrial electronics. His work at Samsung includes research and development in optical technologies, showcasing his commitment to driving innovation within the industry.

Collaborations

Throughout his career, Chang has collaborated with notable colleagues, including Doo Cheol Park and Myung-Sun Kim. Their teamwork has likely contributed to the successful development and application of cutting-edge technologies in the realm of imaging and optical systems.

Conclusion

With a robust portfolio of patents and a strong industry presence at Samsung Electronics, Seung Hyuk Chang exemplifies the spirit of innovation in optical technology. His inventions, focusing on microlens fabrication and depth sensing, highlight the potential for advancements in image processing applications. As he continues his work, Chang remains a pivotal figure in the evolution of optical technologies.