Location History:
- Chuonglin, TW (2003)
- Hsinchu, TW (1997 - 2004)
- Hsinchu Hsien, TW (1998 - 2004)
- Shinchu Hsien, TW (2004)
- Cyonglin Township, Hsinchu County, TW (2008)
- Hsinchu County, TW (2013)
Company Filing History:
12 out of 9,152 
1 out of 32 
1 out of 980 
Years Active: 1997-2013
Title: Innovations of Hua-Chi Cheng
Introduction
Hua-Chi Cheng is a prominent inventor based in Cyonglin, Taiwan. He has made significant contributions to the field of display technologies, holding a total of 13 patents. His work focuses on enhancing pixel structures and circuits, which are crucial for improving display performance.
Latest Patents
One of his latest patents is titled "Pixel structure and pixel circuit having multi-display mediums." This invention provides a pixel structure and a pixel circuit that utilize multiple display mediums. It features a storage capacitor and a first display medium arranged in different layers, allowing for an increased area of the first display medium and an enlarged aperture ratio of the pixel. Additionally, a third pixel electrode is integrated into a conductive layer, enabling control over a second display medium located beneath the substrate.
Another notable patent is "Method of fabricating active layer thin film by metal chalcogenide precursor solution." This method involves synthesizing a metal-chalcogenide precursor and dissolving it in a solvent to create a precursor solution. By adjusting the molar ratio of metal ions to chalcogen, this innovative approach replaces the traditional method of fabricating an amorphous silicon active layer film through plasma enhanced chemical vapor deposition (PECVD).
Career Highlights
Hua-Chi Cheng has worked with several esteemed organizations, including the Industrial Technology Research Institute and the Taiwan TFT LCD Association. His experience in these institutions has allowed him to develop and refine his innovative ideas in display technology.
Collaborations
Throughout his career, Cheng has collaborated with notable colleagues such as Cheng-Chung Lee and Jyh-Rong Sheu. These partnerships have contributed to the advancement of his research and inventions.
Conclusion
Hua-Chi Cheng's contributions to display technology through his innovative patents and collaborations highlight his significant role in the field. His work continues to influence advancements in pixel structures and fabrication methods, paving the way for future developments in display technologies.