Xuejun Chen is a notable inventor based in Moorpark, CA (US). He has made significant contributions to the field of power amplification, holding a total of 5 patents. His work focuses on enhancing the efficiency and functionality of multi-mode power amplifiers.

Latest Patents

One of Xuejun Chen's latest innovations is a multi-mode power amplifier. This device includes a high-power mode amplifier circuit, a mid-power mode amplifier circuit, and a low-power amplifier circuit. The low-power mode amplifier circuit comprises a plurality of independently selectable power cell/amplifier branches. This design allows the multi-mode power amplifiers to selectively enable or disable amplifier branches, providing multiple levels of amplification. By selectively enabling certain split collector amplifier branches, the device can achieve multiple low power and ultra-low power amplifier modes without the impedance mismatch or board layout problems typically associated with an RF switch.

Career Highlights

Xuejun Chen is currently employed at Skyworks Solutions, Inc., where he continues to innovate in the field of power amplification. His work has been instrumental in advancing technologies that require efficient power management.

Collaborations

Xuejun has collaborated with several talented individuals, including Guohao Zhang and Shiaw Wen Chang. These collaborations have contributed to the development of cutting-edge technologies in the industry.

Conclusion

Xuejun Chen's contributions to the field of power amplification demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of technology and its applications in modern devices.

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