Powei Chen

Title: Powei Chen: Innovator in Phased-Array Antenna Technology

Introduction

Powei Chen is a notable inventor based in San Diego, California. He has made significant contributions to the field of radio frequency (RF) circuit design, particularly in the area of phased-array antennas. His innovative work addresses critical challenges in RF circuit performance, ensuring reliability and precision in various applications.

Latest Patents

Powei Chen holds a patent for his invention titled "Phased-array antenna precision self-calibration." This invention focuses on the design of RF circuits, including amplifiers and mixers, implemented in various silicon processes such as CMOS, GaAs, and SiGe. The patent addresses performance variations caused by factors like wafer process variations, temperature changes, and supply voltage fluctuations. The proposed methods in this invention enable precise calibration of the bias current for all active devices in the system, as well as the gain calibration of individual paths leading to each amplifier. This ensures that consistent output power is achieved across all antenna elements in the system.

Career Highlights

Powei Chen is currently employed at Kyocera International, Inc., where he continues to develop innovative solutions in RF technology. His expertise in phased-array antennas and RF circuit design has positioned him as a valuable asset in the industry.

Collaborations

Powei Chen has collaborated with esteemed colleagues, including James June-Ming Wang and Yuh-Min Lin. Their combined efforts contribute to advancements in RF technology and enhance the capabilities of phased-array systems.

Conclusion

Powei Chen's contributions to phased-array antenna technology and RF circuit design exemplify his commitment to innovation. His work not only addresses existing challenges but also paves the way for future advancements in the field.