Company Filing History:
Years Active: 2004
Title: Albert Cheng - Innovator in Seam Defect Prevention
Introduction
Albert Cheng is a notable inventor based in Richardson, TX, known for his contributions to the field of semiconductor manufacturing. With a focus on preventing seam defects during critical processes, Cheng has made significant strides in enhancing production quality and efficiency.
Latest Patents
Cheng holds a patent for a method aimed at preventing seam defects in isolated lines. This innovative approach targets narrow lines of 0.3 microns or less during the Chemical Mechanical Planarization (CMP) process. The solution involves altering the size of dummy metal structures on the same layer as the metal layer, ensuring their widths are about 0.6 microns or less. This adjustment allows for a deposition rate in the features that closely matches that of the narrow, isolated lines. The strategic density, shape, and placement of these dummy structures further mitigate seam defects by preventing Galvanic corrosion during CMP processing.
Career Highlights
Cheng is affiliated with Texas Instruments Corporation, a leading name in the electronics industry. His role at the company has positioned him as an influential figure in semiconductor innovation, particularly through his patent work that addresses complex manufacturing challenges.
Collaborations
Throughout his career, Cheng has collaborated with esteemed colleagues, including David Permana and Jiong-Ping Lu. These partnerships have likely contributed to the advancement of technology in their field, fostering innovation and excellence in semiconductor manufacturing.
Conclusion
Albert Cheng is a remarkable inventor whose work at Texas Instruments Corporation exemplifies the spirit of innovation in the semiconductor industry. With a focus on preventing seam defects, his patent addresses critical challenges in the manufacturing process, reflecting a commitment to improving production quality. Through collaborations with fellow innovators, Cheng continues to make impactful contributions to the field, paving the way for future advancements in semiconductor technology.