Chengdu, China

Yijun Sun

This inventor holds 6 USPTO granted patents and 2 published patent applications and 4 EPO patents. Top assignee: Huawei Technologies Co., Limited. Active years: 2013-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yijun Sun. Retrieved from https://idiyas.com/inventor/yijun-sun

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 6 

% Patents Active = 100.0

 

Average Co-Inventor Count = 5.8

ph-index = 1

Forward Citations = 1(Granted Patents)


Location History:

  • Shenzhen, CN (2013 - 2015)
  • Chengdu, CN (2019 - 2022)

Company Filing History:


Years Active: 2013-2025

Loading Chart...
Loading Chart...
6 patents (USPTO):Explore Patents

Title: Yijun Sun: Innovator in Power Amplification Technology

Introduction

Yijun Sun is a prominent inventor based in Chengdu, China. He has made significant contributions to the field of power amplification technology, holding a total of 6 patents. His work focuses on enhancing the efficiency and performance of power amplifier circuits, transmitters, and network devices.

Latest Patents

Yijun Sun's latest patents include innovative designs such as a power amplifier circuit, a transmitter, and a network device. The power amplifier circuit features N input ports, N power amplifier branches, one combiner circuit, and one output port. Each input port connects to a power amplifier branch, which in turn connects to the combiner circuit, ultimately generating an output signal. Notably, the design incorporates a first power amplifier branch operating in class AB or class B mode, alongside N−1 second power amplifier branches operating in class C mode with varying gate bias voltages. Additionally, he has developed a method and network equipment for controlling power amplification, which involves outputting a voltage signal based on the state of the network equipment.

Career Highlights

Yijun Sun is currently employed at Huawei Technologies Co., Limited, where he continues to push the boundaries of innovation in telecommunications. His expertise in power amplification has positioned him as a key player in the industry, contributing to advancements that enhance network performance and efficiency.

Collaborations

Throughout his career, Yijun has collaborated with notable colleagues, including Jie Sun and Weimin Yin. These partnerships have fostered a creative environment that encourages the development of cutting-edge technologies.

Conclusion

Yijun Sun's contributions to power amplification technology exemplify his commitment to innovation and excellence. His patents and work at Huawei Technologies Co., Limited highlight his role as a leading inventor in the field.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
Loading…