Chun-Hao Yeh

Title: **Innovative Contributions of Inventor Chun-Hao Yeh**

Introduction

Chun-Hao Yeh, an inventive mind hailing from New Taipei, Taiwan, has made significant strides in the field of technology with two notable patents to his name. His work primarily focuses on improving wireless communication systems and authentication methodologies, showcasing his expertise and innovative approach.

Latest Patents

Chun-Hao Yeh's most recent patents include advancements in femtocell technology and image-based authentication systems.

1. **Femtocell, Femtocell Gateway and Access Rejection Method Thereof**

This patent introduces a comprehensive wireless network system that comprises a wireless device, multiple femtocells, a femtocell gateway, and a core network server. The system is designed to manage subscriber access efficiently, where the femtocell gateway communicates an access rejection message based on the Subscriber Identification from the core network server. Each femtocell then maintains a rejection list to timely terminate any unauthorized wireless connections.

2. **Captcha Image Authentication Method and System**

This innovation pertains to CAPTCHA technology, a crucial tool in distinguishing computers from human users. The method consists of collecting objects and classifying them into groups based on specific variables. By further grading these groups into subcategories, the system can effectively select authentication objects for use in securing online interfaces against automated bots.

Career Highlights

Chun-Hao Yeh has built a robust career in technology, contributing his expertise to prestigious organizations such as the Industrial Technology Research Institute and the Institute for Information Industry. His experience in these institutions has enabled him to lead impactful projects that leverage his inventive solutions in practical applications.

Collaborations

Throughout his career, Chun-Hao Yeh has collaborated with talented individuals, including Yao-Hsin Chen and Hung-Min Sun. These partnerships have likely enriched his creativity and innovation process, resulting in cutting-edge inventions that address contemporary technological challenges.

Conclusion

Through his inventive prowess, Chun-Hao Yeh is paving the way for advancements in wireless technology and user authentication systems. His patents not only reflect his innovative spirit but also his dedication to enhancing the way we connect and interact in the digital age. As he continues to work and collaborate with fellow innovators, his contributions will undoubtedly shape the future of technology in meaningful ways.