Hyeong Seok Jang

Title: Hyeong Seok Jang: Innovator in Security Technology

Introduction

Hyeong Seok Jang is a notable inventor based in Gyeongsangbuk-do, South Korea. He has made significant contributions to the field of security technology, particularly through his innovative patents. With a total of 2 patents, Jang's work focuses on enhancing security measures through advanced electromagnetic bandgap (EBG) patterns.

Latest Patents

Jang's latest patents include a groundbreaking electromagnetic bandgap pattern structure and a method for manufacturing it. This EBG pattern structure consists of a nonconductive substrate with a pattern assembly formed on it. The structure features regularly arranged closed-loop and open-loop patterns made of conductive material. This technology can be utilized to create new security products by leveraging its frequency characteristics for securities or IDs. It plays a crucial role in security technologies aimed at preventing forgery and alteration by allowing the creation of various security codes through adjustments to the EBG pattern variables.

Another significant patent is an apparatus for recognizing a security code that employs an electromagnetic bandgap pattern. This apparatus utilizes the reflection and transmission characteristics of the EBG pattern. It includes a voltage-controlled oscillator that generates a signal, which is then divided and transmitted through a waveguide to interact with the EBG pattern. The reflected signal is analyzed to detect phase differences, enabling the recognition of security codes based on the EBG pattern.

Career Highlights

Hyeong Seok Jang is currently associated with the Korea Minting, Security Printing & ID Card Operating Corporation. His work at this organization emphasizes the importance of security in various applications, particularly in the production of secure identification products.

Collaborations

Jang collaborates with talented individuals such as Jong Won Yu and Won Gyu Lim, contributing to the advancement of security technologies through teamwork and shared expertise.

Conclusion

Hyeong Seok Jang's innovative contributions to security technology through his patents highlight his role as a leading inventor in the field. His work not only enhances security measures but also paves the way for future advancements in the industry.