Sangjun Choi

Title: **Sangjun Choi: Pioneering Innovations in Image Sensor Technology**

Introduction

Sangjun Choi, a prominent inventor based in Seoul, South Korea, has made significant contributions to the field of image sensor technology. With a total of five patents to his name, he has showcased his expertise and innovation in developing advanced imaging solutions. His work has been instrumental in enhancing the performance and efficiency of image sensors, a critical component in modern electronics.

Latest Patents

Sangjun Choi's most recent patents focus on the design and fabrication of image sensors. His patented technology includes innovative structures like a transfer gate with a buried portion that features a flat bottom surface and a rounded lower corner. This design allows for the effective transfer of electric charges from the photoelectric conversion part, improving overall image quality. Additionally, his patents describe an image sensor that comprises an active region, a photoelectric conversion region, and a floating diffusion region separated by a device isolation region on a semiconductor substrate. The transfer transistor in this innovation is designed with a first sub-gate on the upper surface and a second sub-gate extending within a recessed portion of the substrate, allowing for enhanced functionality and spatial arrangement of photoelectric conversion elements.

Career Highlights

Throughout his career at Samsung Electronics Co., Ltd., Sangjun Choi has been recognized for his innovative contributions to image sensor development. His work has not only advanced the technical landscape but has also positioned Samsung as a leader in the competitive electronics industry. Choi's ability to bridge the gap between theoretical concepts and practical applications has led to the successful commercialization of his inventions.

Collaborations

Sangjun Choi has actively collaborated with talented individuals such as Woosung Han and Junemo Koo. These partnerships have fostered a robust environment for creative brainstorming and knowledge sharing, essential for driving innovation forward in the fast-paced technology sector.

Conclusion

Sangjun Choi stands out as a visionary inventor whose expertise in image sensor technology has brought about transformative changes in the industry. With his innovative patents and collaborative spirit, he continues to pave the way for future advancements in imaging technologies, solidifying his impact on the field.