Tzu-Min Peng

Title: Tzu-Min Peng: Innovator in Semiconductor Technology

Introduction

Tzu-Min Peng is a prominent inventor based in Hsin-chu, Taiwan. He has made significant contributions to the field of semiconductor technology, holding a total of 3 patents. His innovative approaches have advanced the methods used in semiconductor manufacturing, particularly in the areas of wafer bonding and metallization.

Latest Patents

One of Tzu-Min Peng's latest patents is a method of cleaning residue on a semiconductor wafer bonding pad. This method involves forming a passivation layer over a metal layer and applying a photoresist pattern to define a bonding pad area. After removing the passivation layer exposed in the opening, a novel step is introduced to eliminate polymer residue using an etchant containing Dimethylsulfoxide (D.M.D.O.) and Monoethanolamine (M.E.A.), followed by an oxygen plasma treatment. This process results in a contamination-free bonding pad area, allowing for reliable bonding connections.

Another significant patent is the volcano defect-free tungsten plug. This invention describes a new method of metallization using a tungsten plug, which prevents volcano defects during the fabrication of integrated circuit devices. The method includes depositing a barrier layer and a stress buffer layer over the insulating layer, ensuring the integrity of the tungsten plug formation within the contact opening.

Career Highlights

Tzu-Min Peng is currently employed at Taiwan Semiconductor Manufacturing Company Ltd., a leading firm in the semiconductor industry. His work has been instrumental in enhancing the efficiency and reliability of semiconductor devices. His innovative techniques have set new standards in the field, contributing to the advancement of technology.

Collaborations

Throughout his career, Tzu-Min Peng has collaborated with notable colleagues, including Po-Tao Chu and Yung-Haw Liaw. These collaborations have fostered a creative environment that encourages the development of groundbreaking technologies in semiconductor manufacturing.

Conclusion

Tzu-Min Peng's contributions to semiconductor technology through his innovative patents and collaborative efforts have made a significant impact on the industry. His work continues to influence the future of semiconductor manufacturing, ensuring advancements in technology and efficiency.