This inventor holds 2 USPTO granted patents. Top assignee: Ag Associates (Israel) Ltd.. Active years: 2001.
Company Filing History:
Years Active: 2001
Title: Innovations by Hedvi Spielberg in Semiconductor Technology
Introduction
Hedvi Spielberg is a notable inventor based in Sunnyvale, CA, who has made significant contributions to the field of semiconductor technology. With a total of 2 patents, he has developed innovative methods that enhance the efficiency and effectiveness of semiconductor wafer pretreatment.
Latest Patents
Hedvi Spielberg's latest patents include groundbreaking systems and methods for semiconductor wafer pretreatment. One of his patents focuses on "Semiconductor wafer pretreatment utilizing ultraviolet activated chlorine." This method involves treating a semiconductor wafer with a mixture of HF and CH₃OH, followed by exposure to chlorine while simultaneously applying ultraviolet energy. This process widens the selective HSG temperature of formation window and improves robustness against changes in reactor ambient and substrate conditions.
Another significant patent is for "Selective hemispherical grain silicon deposition." This invention describes a method to increase the selectivity of silicon deposition concerning an underlying oxide layer. By broadening the selective temperature of formation window, the process enhances the deposition of silicon-containing materials. The method includes steps such as pumping water from the processing chamber and seeding the semiconductor wafer with a germanium-containing gas. The introduction of chlorine-containing precursors or hydrogen further increases the selectivity of the silicon material to the underlying oxide.
Career Highlights
Hedvi Spielberg is currently employed at Ag Associates (Israel) Ltd., where he continues to innovate in the semiconductor industry. His work has been instrumental in advancing semiconductor technologies, making him a valuable asset to his company.
Collaborations
Hedvi has collaborated with notable coworkers, including Yitzhak Eric Gilboa and Benjamin Brosilow, contributing to the development of advanced semiconductor technologies.
Conclusion
Hedvi Spielberg's contributions to semiconductor technology through his innovative patents demonstrate his expertise and commitment to advancing the field. His work not only enhances the efficiency of semiconductor processes but also sets a foundation for future innovations in the industry.