Heng-Yi Chang

Title: Innovations by Heng-Yi Chang

Introduction

Heng-Yi Chang is a notable inventor based in Taipei, Taiwan. He has made significant contributions to the field of semiconductor technology, particularly in the development of thin film transistors and related processes. With a total of 2 patents to his name, his work has had a considerable impact on the industry.

Latest Patents

Heng-Yi Chang's latest patents include a method of forming a thin film poly silicon layer and a method of forming a thin film transistor. The method of forming a thin film poly silicon layer involves several steps. Firstly, a substrate is provided, followed by a heating treatment. A thin film poly silicon layer is then directly formed on a first surface of the substrate through a silicon thin film deposition process. The method of forming a thin film transistor also includes similar initial steps. A substrate is provided, and a heating treatment is performed. A thin film poly silicon layer is formed on the substrate, followed by a first patterning process to create a semiconductor pattern. Subsequently, a gate insulation layer, a gate electrode, a source electrode, and a drain electrode are formed. Additionally, he has developed a thin film probe card, which consists of a plate with multiple wires, each electrically connected to at least one thin film probe. This design includes elastic members that absorb the force of the probes during testing, thereby protecting them from wear and extending the product life of the probe card.

Career Highlights

Heng-Yi Chang is currently associated with Wintek Corporation, where he continues to innovate in the field of semiconductor technology. His work has been instrumental in advancing the capabilities of thin film technologies.

Collaborations

Heng-Yi Chang has collaborated with notable colleagues such as Hieng-Hsiung Huang and Wen-Chun Wang, contributing to various projects that enhance the functionality and efficiency of semiconductor devices.

Conclusion

Heng-Yi Chang's contributions to the field of semiconductor technology through his patents and collaborations highlight his role as an influential inventor. His innovative methods and designs continue to shape the industry and pave the way for future advancements.