Lequn Liu

Title: Lequn Liu: Innovator in Semiconductor Technologies

Introduction

Lequn Liu is a prominent inventor based in San Jose, California, known for his significant contributions to semiconductor technologies. With a total of 12 patents to his name, Liu has made remarkable advancements in the field of memory devices and metallization methods.

Latest Patents

Liu's latest patents include innovative methods for copper-doped hybrid metallization for line and via. This method involves depositing a first copper layer with a dopant content ranging from 0.5 percent to 10 percent, followed by annealing the substrate to reflow the copper layer. Additionally, he has developed a 3D DRAM structure with a high mobility channel, which features a plurality of bit lines extending through a stack of alternating memory and dielectric layers. Each memory layer comprises a single crystalline-like silicon layer, including multiple word lines and capacitors.

Career Highlights

Throughout his career, Liu has worked with notable companies such as Omnivision Technologies, Inc. and Applied Materials, Inc. His work has significantly impacted the development of advanced memory devices and metallization techniques.

Collaborations

Liu has collaborated with talented individuals in the industry, including Suganda Jutamulia and Sanjay S Natarajan, contributing to various innovative projects.

Conclusion

Lequn Liu's contributions to semiconductor technologies and memory devices have established him as a leading inventor in his field. His innovative patents and collaborations continue to influence advancements in technology.