Location History:
- Taejon, KR (2002 - 2005)
- Daejon-Shi, KR (2003 - 2005)
- Daejon, KR (2005)
Company Filing History:
Years Active: 2002-2005
Title: **Innovative Contributions of Inventor Yong Gyu Choi in Optical Technologies**
Introduction
Yong Gyu Choi is a renowned inventor based in Taejon, South Korea. He has made significant contributions to the field of optical technologies, with a total of eight patents to his name. His innovations focus on improving the efficiency and effectiveness of optical materials, particularly in telecommunications.
Latest Patents
Among his latest patents is the invention titled "Tm3+-doped silicate glass and the use thereof." This innovative silicate glass has remarkable fluorescent emission properties in the 1.4 µm band, which is crucial for various optical applications. The composition of the glass includes 65-95 mol % SiO, 0.5-30 mol % bivalent metal oxide (derived from materials like ZnO, BaO, SrO, and PbO), and 1-15 mol % of SnO or TiO. A unique aspect of this invention is the replacement of 3-30 mol % of the glass’s oxygen with fluorine, allowing for a doping of 0.01-1 mol % of thulium ions, achieving a fluorescence lifetime exceeding 50 µs.
Another notable patent is the "Transmission optical fiber," which comprises a core and cladding made of SiO. This innovation incorporates GeO and F doping to enhance the Raman gain coefficient while managing dispersion values and non-linearity. These improvements contribute to reducing the pump power requirements of laser diodes, extending their lifespan and reducing associated costs.
Career Highlights
Yong Gyu Choi is affiliated with the Electronics and Telecommunications Research Institute, where he has furthered the development of cutting-edge optical technologies. His career has been marked by a commitment to advancing the field of telecommunications through innovative solutions.
Collaborations
Throughout his career, Yong Gyu Choi has collaborated with distinguished colleagues such as Kyong Hon Kim and Dong Sung Lim. These partnerships have further enhanced the impact of his inventions, leading to groundbreaking advancements in optical materials and technologies.
Conclusion
Yong Gyu Choi's prolific contributions to the field of optical technologies through his patents demonstrate his innovative spirit and dedication to enhancing telecommunications. His work, especially in silicate glass and transmission optical fibers, showcases the potential of advances in material science to revolutionize the industry.