Dong Hoon Jang

Title: The Innovations of Dong Hoon Jang

Introduction

Dong Hoon Jang is a prominent inventor based in Daejeon, South Korea. He has made significant contributions to the field of semiconductor technology, particularly in the development of high power semiconductor lasers. With a total of 4 patents to his name, Jang's work has had a notable impact on the industry.

Latest Patents

One of Jang's latest patents focuses on the fabrication of high power semiconductor lasers with a ridge waveguide structure. This innovation involves a 0.98 µm semiconductor laser designed to enhance the durability of the laser by increasing the catastrophic optical damage (COD) level. The design features a ridge with a fixed width and length, ensuring that the strip stops at a specific position of 30 µm at the end portion of the output facet along the length direction of the resonator. Additionally, there is a non-waveguide region at both ends of the resonator, which contributes to the overall performance of the laser.

Career Highlights

Throughout his career, Dong Hoon Jang has worked with various organizations, including the Electronics and Telecommunications Research Institute. His expertise in semiconductor technology has positioned him as a key figure in the development of advanced laser systems.

Collaborations

Jang has collaborated with notable colleagues such as Jung Kee Lee and Kyung Hyun Park. These partnerships have furthered his research and development efforts in the field of semiconductor lasers.

Conclusion

Dong Hoon Jang's contributions to semiconductor technology, particularly in high power laser systems, highlight his innovative spirit and dedication to advancing the field. His patents and collaborations reflect a commitment to excellence in research and development.