Alfred Schmitt

Title: Alfred Schmitt: Innovator in Semiconductor Technology

Introduction

Alfred Schmitt is a notable inventor based in Böblingen, Germany. He has made significant contributions to the field of semiconductor technology, particularly in the fabrication of polycrystalline silicon resistors and the elimination of lattice defects in semiconductor devices. With a total of 2 patents, Schmitt's work has had a lasting impact on the industry.

Latest Patents

One of Schmitt's latest patents is titled "Process for fabricating polycrystalline silicon film resistors." This invention describes a method for creating polycrystalline silicon resistors by depositing a fine-grain polycrystalline silicon layer on an insulator surface. The process includes ion implantation of boron, which is crucial for achieving the desired electrical properties. The structure is then annealed at high temperatures to control grain size and optimize boron distribution.

Another significant patent is the "Method of eliminating lattice defects in a semiconductor device." This invention addresses the issue of lattice defects generated by phosphorus ion implantation. Schmitt's method involves implanting conductivity-determining ions like antimony or arsenic into phosphorus-doped zones, followed by annealing in an inert gas atmosphere. This innovative approach enhances the performance and reliability of semiconductor devices.

Career Highlights

Alfred Schmitt is associated with the International Business Machines Corporation (IBM), where he has contributed to various research and development projects. His expertise in semiconductor technology has positioned him as a valuable asset within the company. Schmitt's work has not only advanced the field but has also paved the way for future innovations in semiconductor manufacturing.

Collaborations

Some of Schmitt's notable coworkers include Reinhard Glang and San-Mei Ku. Their collaborative efforts have further enriched the research environment at IBM, leading to groundbreaking advancements in semiconductor technology.

Conclusion

Alfred Schmitt's contributions to semiconductor technology through his patents and work at IBM highlight his role as an influential inventor. His innovative methods for fabricating polycrystalline silicon resistors and eliminating lattice defects have significantly impacted the industry. Schmitt's work continues to inspire future advancements in the field.