This inventor holds 3 USPTO granted patents. Top assignee: Eic Corporation. Active years: 2001-2003.
Company Filing History:
Years Active: 2001-2003
Title: Innovations of Wei-Shu Zhou in RF Technology
Introduction
Wei-Shu Zhou is a notable inventor based in Fremont, CA, specializing in RF technology. He holds a total of 3 patents that contribute significantly to advancements in microwave power transistors and amplifiers. His work focuses on enhancing efficiency and performance in RF applications.
Latest Patents
One of his latest patents is titled "RF power transistor having low parasitic impedance input feed structure." This invention features an input/output feed structure that operates as a low impedance microstrip line. It achieves this by placing a ground plane in close proximity to the feed structure on one surface of a semiconductor body. Additionally, a second ground plane can be positioned on the opposing surface, with vias connecting both ground planes. This design not only reduces feed impedance but also allows for a larger total transistor size before encountering "odd mode oscillation."
Another significant patent is "RF amplifier having switched load impedance for back-off power efficiency." This innovation increases the efficiency of an RF/microwave power amplifier at a back-off power level. It does so by raising the load resistance of the amplifier when the output power is reduced compared to the load impedance at higher power levels. The different load impedances can be achieved using two amplification units in parallel, each with distinct load impedances. Alternatively, a single amplification path can be utilized with an output impedance matching network that is selectively bypassed to increase impedance during back-off power operation.
Career Highlights
Wei-Shu Zhou is currently employed at EIC Corporation, where he continues to develop innovative solutions in RF technology. His contributions have been instrumental in advancing the field and improving the performance of RF devices.
Collaborations
He collaborates with talented coworkers, including Shuo-Yuan Hsiao and Nanlei Larry Wang, who share his passion for innovation in RF technology.
Conclusion
Wei-Shu Zhou's work in RF technology exemplifies the impact of innovative thinking on the development of advanced electronic components. His patents reflect a commitment to enhancing efficiency and performance in the field, making him a significant figure in the industry.