Jia-Ruei Chang

Title: Innovations of Jia-Ruei Chang in Ultraviolet LED Technology.

Introduction

Jia-Ruei Chang is a notable inventor based in Taoyuan County, Taiwan. He has made significant contributions to the field of ultraviolet light-emitting diodes (LEDs). His innovative work focuses on enhancing the efficiency and durability of LED packaging.

Latest Patents

Jia-Ruei Chang holds a patent for a "Package structure for ultraviolet light-emitting diode." This patent describes a package structure that includes a substrate, an ultraviolet LED, and an optical device. The emitted light from the ultraviolet LED has a wavelength between 200 and 400 nm. The optical device is made of amorphous silicon dioxide, which allows for a transmittivity of ultraviolet light greater than 80%. Additionally, the design incorporates a reflective ring and a metal film to prevent material aging by blocking direct ultraviolet-light illumination. This innovative package structure overcomes limitations associated with planar packaging, thereby extending the applications of backend processes.

Career Highlights

Jia-Ruei Chang is affiliated with the Institute of Nuclear Energy Research, Atomic Energy Council, Executive Yuan, R.O.C. His work at this institution has allowed him to explore advanced technologies in the field of nuclear energy and LED applications.

Collaborations

Jia-Ruei Chang has collaborated with notable colleagues, including Zun-Hao Shih and Kai-Hsiang Yang. Their combined expertise contributes to the advancement of research and development in ultraviolet LED technology.

Conclusion

Jia-Ruei Chang's contributions to ultraviolet LED technology demonstrate his innovative spirit and commitment to enhancing electronic components. His patent reflects a significant advancement in the field, paving the way for future developments in LED applications.