Location History:
- Mingjian Township, Nantou County, TW (2007)
- Nan-Tou Hsien, TW (2008)
- Nantou, TW (2009)
- Taipei, TW (2015 - 2017)
- Taoyuan, TW (2020 - 2024)
Company Filing History:
18 out of 25 
1 out of 1 Years Active: 2007-2025
Title: **Innovations and Contributions of Chao-Hsing Huang**
Introduction
Chao-Hsing Huang, located in Taoyuan, Taiwan, is an accomplished inventor with a notable portfolio consisting of 18 patents. His work has significantly advanced the field of semiconductor technology, particularly in the development of laser diodes and transistors.
Latest Patents
Among his recent innovations, Huang has developed a **Vertical Cavity Surface Emitting Laser Diode (VCSEL) with Tunnel Junction**. This cutting-edge technology features a tunnel junction with a high doping concentration, enhancing the VCSEL's performance. The inclusion of an n-type semiconductor layer that is appropriately doped allows for stable oxidation during the manufacturing process while maintaining low resistance in the tunnel junction. Additionally, he has introduced a **High Ruggedness Heterojunction Bipolar Transistor (HBT)**, comprising a substrate, sub-collector layer, collector layer, base layer, and emitter layer, with a collector layer made from InGaP or other wide bandgap materials. This innovation increases the reliability and efficiency of high-power applications.
Career Highlights
Huang is currently employed at Visual Photonics Epitaxy Co., Ltd., a company renowned for its advances in photonic technology. His academic and professional journey showcases his commitment to pushing the boundaries of semiconductor innovation. With 18 patents to his name, he stands out as a key player in the industry, contributing valuable knowledge and practical solutions.
Collaborations
Throughout his career, Chao-Hsing Huang has collaborated with prominent colleagues, including Yu-Chung Chin and Min-Nan Tseng. Together, they have worked on several projects that leverage their collective expertise, helping to create groundbreaking technologies that are making waves in the semiconductor field.
Conclusion
Chao-Hsing Huang’s contributions to the world of semiconductor innovations through his patents and collaborations illuminate the critical role inventors play in technological advancement. His dedication to research and development inspires a new generation of innovators in Taiwan and beyond.