Yun-Hyeok Choi

Title: Innovations of Yun-Hyeok Choi

Introduction

Yun-Hyeok Choi is a notable inventor based in Changwon-si, South Korea. He has made significant contributions to the field of security devices, particularly those utilizing physical unclonable functions (PUF). With a total of three patents to his name, Choi's work is recognized for its innovative approach to enhancing security technology.

Latest Patents

One of Choi's latest patents focuses on a security device that incorporates a physical unclonable function. This inventive concept aims to reduce the area of a die required for implementing a stable PUF by increasing the value of entropy from predefined entropy sources. Additionally, it minimizes the blind zone of a validity checking module. The device employs an asynchronous configuration to achieve this minimization. In various embodiments, the blind zone is generated only when a reset signal is at a first logic level, allowing for a reduction in the duration of this signal. This technology can be integrated into semiconductor devices, semiconductor packages, and smart cards, along with methods for validating random signals using a semiconductor security device.

Career Highlights

Yun-Hyeok Choi is currently employed at Samsung Electronics Co., Ltd., where he continues to innovate in the field of security technology. His work has garnered attention for its practical applications and potential to enhance device security.

Collaborations

Choi has collaborated with notable colleagues, including Ihor Vasyltsov and Karpinskyy Bohdan. These partnerships have contributed to the advancement of his projects and the development of new technologies.

Conclusion

Yun-Hyeok Choi's contributions to the field of security devices highlight his innovative spirit and dedication to advancing technology. His patents reflect a commitment to improving security measures in electronic devices, making a significant impact in the industry.