This inventor holds 3 USPTO granted patents and 1 published patent application. Top assignee: United Microelectronics Corp.. Active years: 2017-2026.
Company Filing History:
Years Active: 2017-2026
Title: Innovations of Inventor Xiaofei Han
Introduction
Xiaofei Han is a prominent inventor based in Singapore, known for his contributions to semiconductor technology. With a total of 3 patents, he has made significant advancements in the field, particularly in methods of manufacturing semiconductor structures.
Latest Patents
One of his latest patents is titled "Method of manufacturing semiconductor structure including removing hard mask layer and dielectric material layer exposed by patterned photoresist layer." This patent outlines a process that begins with providing a substrate that has distinct regions. A stacked structure is formed on the substrate, which includes various layers such as a first dielectric layer and a charge storage layer. The method emphasizes the removal of specific layers using a patterned photoresist layer as a mask.
Another notable patent is the "Method of fabricating floating gates." This invention describes a process where a substrate is divided into a cell region and a logic region. The method involves forming layers of silicon oxide and silicon nitride, followed by the creation of numerous shallow trench isolations (STIs). The silicon nitride layer is selectively removed to create a recess, which is then filled with a conductive layer to form a floating gate.
Career Highlights
Xiaofei Han is currently employed at United Microelectronics Corporation, where he continues to innovate in semiconductor manufacturing processes. His work has been instrumental in enhancing the efficiency and effectiveness of semiconductor devices.
Collaborations
Throughout his career, Xiaofei has collaborated with notable colleagues, including Jubao Zhang and Hong Liao. These collaborations have contributed to the advancement of technology in their field.
Conclusion
Xiaofei Han's innovative work in semiconductor technology has led to significant advancements, as evidenced by his patents and contributions at United Microelectronics Corporation. His expertise continues to shape the future of semiconductor manufacturing.