Simon Y S Chang

Title: Simon Y S Chang: Innovator in Semiconductor Technology

Introduction

Simon Y S Chang is a notable inventor based in Plano, TX (US). He has made significant contributions to the field of semiconductor technology, holding 2 patents that showcase his innovative approaches to improving integrated circuit fabrication.

Latest Patents

Chang's latest patents include methods and apparatus using front-to-back alignment marks and placement for narrow wafer scribe lines. This invention discloses an apparatus that includes a semiconductor wafer with areas for the fabrication of integrated circuit devices. The devices are arranged in rows and columns, spaced by scribe lines that are free from integrated circuit devices. The alignment marks are strategically positioned at the intersection of two scribe lines, enhancing the precision of the manufacturing process.

Another significant patent focuses on methods and apparatus to reduce semiconductor wafer warpage in the presence of deep cavities. This method involves providing a semiconductor wafer with integrated circuits and using a photomask to define cavities on the backside surface. The structural support areas are designed to remain intact during the etching process, ensuring the integrity of the wafer.

Career Highlights

Simon Y S Chang is currently employed at Texas Instruments Corporation, a leading company in the semiconductor industry. His work has contributed to advancements in the efficiency and reliability of semiconductor devices.

Collaborations

Chang has collaborated with notable coworkers, including Arnold C Conway and Thomas Warren Lassiter, who have also made significant contributions to the field.

Conclusion

Simon Y S Chang's innovative work in semiconductor technology has led to valuable patents that enhance the manufacturing process of integrated circuits. His contributions continue to influence the industry and pave the way for future advancements.