Won-Je Park

Title: Innovations of Won-Je Park in Image Sensor Technology

Introduction

Won-Je Park is a prominent inventor based in Suwon-si, South Korea. He has made significant contributions to the field of image sensor technology, holding a total of 7 patents. His work focuses on enhancing the performance and efficiency of image sensors, particularly in the context of CMOS technology.

Latest Patents

Among his latest patents is an innovative image sensor featuring a self-boosting transfer transistor gate. This invention includes pixels with a transfer transistor and a drive transistor, where the gate of at least one transistor is equipped with a boosting gate. This boosting gate is made of a conductive film pattern interposed with an insulation film. The design allows for a voltage applied to the boosting gate to be capacitively coupled to the transfer gate of the transfer transistor and the drive gate of the drive transistor. As a result, the transfer gate receives a combined voltage, eliminating the need for a high voltage generator. This advancement enhances the dynamic range of operation when the coupling voltage is applied to the drive gate of the drive transistor.

Another notable patent is an image sensor and its manufacturing method aimed at preventing or reducing image lag. The methods disclosed involve forming a gate insulating film and a gate conductive film doped with a first-conductive-type dopant on a semiconductor substrate. The process includes patterning the gate insulating film and the gate conductive film to create a transfer gate pattern, followed by fabricating a transfer gate electrode with photodiodes and a floating diffusion region.

Career Highlights

Won-Je Park is currently employed at Samsung Electronics Co., Ltd., where he continues to innovate in the field of image sensors. His work has significantly impacted the development of advanced imaging technologies, making them more efficient and effective.

Collaborations

Throughout his career, Won-Je Park has collaborated with notable colleagues, including Jae-Ho Song and Young-Hoon Park. These collaborations have contributed to the advancement of technology in the field of image sensors.

Conclusion

Won-Je Park's contributions to image sensor technology exemplify his innovative spirit and dedication to enhancing electronic imaging. His patents reflect a commitment to improving the functionality and efficiency of image sensors, making a lasting impact in the industry.