Zi-Jheng Liu

Title: Innovator Spotlight: Zi-Jheng Liu and His Contributions to Semiconductor Technology

Introduction: Zi-Jheng Liu, an accomplished inventor from Taoyuan, Taiwan, has made significant strides in the field of semiconductor technology, holding an impressive total of 26 patents. His innovations reflect a commitment to advancing manufacturing processes and addressing challenges in the industry.

Latest Patents: Among his recent patents are groundbreaking methodologies for semiconductor packaging and overlay management. One notable patent details a method of fabricating a semiconductor package that integrates a substrate with at least one contact and a finely crafted redistribution layer. This process utilizes a dielectric material layer and incorporates a double exposure method, culminating in the formation of a dual damascene opening. The final steps involve creating a metal layer that aligns with the substrate's contacts, showcasing a complex and efficient approach to semiconductor design.

Furthermore, Liu has developed techniques that leverage machine learning to enhance overlay management in semiconductor manufacturing. This innovation addresses the critical aspect of vertical alignment during the fan-out Wafer Level Packaging (WLP) process. By utilizing big data and advanced algorithms, his methods evaluate and manage alignment discrepancies, offering insights into the factors contributing to overlay errors.

Career Highlights: Zi-Jheng Liu's expertise and innovative spirit have led him to contribute significantly within Taiwan Semiconductor Manufacturing Company Ltd., a leading entity in semiconductor manufacturing. His patents not only underscore his technical acumen but also highlight his role in shaping modern semiconductor practices.

Collaborations: Throughout his career, Liu has worked alongside notable colleagues, including Hung-Jui Kuo and Chen-Cheng Kuo. These collaborations have contributed to the development of practical solutions that address contemporary challenges in semiconductor technologies.

Conclusion: With a robust portfolio of 26 patents and a focus on revolutionizing semiconductor fabrication, Zi-Jheng Liu exemplifies the drive for innovation in the tech industry. His work continues to pave the way for advancements that enhance efficiency and performance within semiconductor manufacturing, reflecting the importance of patents in bringing groundbreaking ideas to life.