Wenhua Dai

Title: Innovations by Inventor Wenhua Dai

Introduction

Wenhua Dai is a notable inventor based in San Jose, California. He has made significant contributions to the field of electrical engineering, particularly in the integration of active and passive components in power devices. With a total of three patents to his name, Dai continues to push the boundaries of technology.

Latest Patents

One of his latest patents is titled "Integration of Active Power Device with Passive Components." This invention outlines a method for integrating at least one passive component and at least one active power device on the same substrate. The process involves forming a substrate with a specific resistivity value, creating a low-resistivity region for the active power device, and ensuring electrical connections between the components.

Another significant patent is "Adaptive Envelope Tracking for Biasing Radio Frequency Power Amplifiers." This innovation focuses on enhancing the efficiency of RF power amplifiers by using an envelope tracking power supply. The design allows the RF power amplifier to operate efficiently at average powers while boosting the bias voltage during higher power demands. This approach minimizes the need for frequent voltage conversion, thereby increasing overall efficiency.

Career Highlights

Wenhua Dai is currently employed at Coolstar Technology, Inc., where he applies his expertise in developing advanced power solutions. His work has been instrumental in improving the performance of electronic devices, particularly in the telecommunications sector.

Collaborations

Dai collaborates with Shuming Xu, a fellow innovator, to further enhance their research and development efforts in the field of electrical engineering.

Conclusion

Wenhua Dai's contributions to the field of electrical engineering through his innovative patents demonstrate his commitment to advancing technology. His work continues to influence the design and efficiency of power devices in modern electronics.