Xuefeng Hua

Title: Xuefeng Hua: Innovator in Semiconductor Processing

Introduction

Xuefeng Hua is a prominent inventor based in Foster City, CA (US). He has made significant contributions to the field of semiconductor processing, holding a total of 4 patents. His innovative work focuses on enhancing wafer-level packaging techniques and improving substrate processing systems.

Latest Patents

One of Xuefeng Hua's latest patents is titled "Wafer edge deposition for wafer level packaging." This patent describes semiconductor processing methods and apparatuses that involve providing a first wafer to a processing chamber. The first wafer has a thickness, a beveled edge, and a plurality of devices formed in a device area. The method includes depositing an annular ring of material on the first wafer, which covers a region of the beveled edge and the outer perimeter of the device area. This innovation aims to improve the bonding of a second substrate to the plurality of devices and to a portion of the annular ring of material.

Another notable patent is "Plasma-exclusion-zone rings for processing notched wafers." This invention features a plasma-exclusion-zone ring designed for a substrate processing system. The ring-shaped body includes an upper portion that defines a radially inner surface and a top surface. The design incorporates a plasma-exclusion-zone ring notch that is proportional to an alignment notch of the substrate, enhancing the efficiency of the processing system.

Career Highlights

Xuefeng Hua is currently employed at Lam Research Corporation, a leading company in the semiconductor equipment industry. His work at Lam Research has allowed him to develop and refine innovative technologies that are crucial for modern semiconductor manufacturing.

Collaborations

Xuefeng has collaborated with various professionals in his field, including his coworker, Anthony Paul Van Selow. Their combined expertise contributes to the advancement of semiconductor processing technologies.

Conclusion

Xuefeng Hua's contributions to semiconductor processing through his patents and work at Lam Research Corporation highlight his role as an influential inventor in the industry. His innovative approaches continue to shape the future of semiconductor technology.