Junhong Sun

Title: Innovations of Junhong Sun in Radio Frequency Technology

Introduction

Junhong Sun is a prominent inventor based in Zhejiang, China. He has made significant contributions to the field of radio frequency transceivers. His innovative work has led to the development of a unique patent that enhances communication technology.

Latest Patents

Junhong Sun holds a patent for a "Cross-band passive backscatter circuit." This invention belongs to the technical field of radio frequency transceivers. The cross-band passive backscatter circuit includes an uplink with an input radio frequency antenna, a matching network, a carrier enhancement circuit, a carrier frequency division circuit, a cross-frequency backscatter module, a digital baseband, and an output reflection antenna. Additionally, it features a power management unit that includes a rectifier, a bandgap reference, and a linear voltage regulator. The downlink consists of a downlink demodulation circuit. This design utilizes frequency division output of a high-frequency carrier obtained by an on-chip low-power frequency divider to complete cross-band higher-frequency backscatter. Compared to traditional cross-band communication technology, this design avoids the need for a multi-band local oscillator, directly realizing cross-band backscatter communication while reducing power consumption and hardware overhead.

Career Highlights

Junhong Sun is affiliated with Zhejiang University, where he continues to advance research in radio frequency technologies. His work has garnered attention for its innovative approach and practical applications in communication systems.

Collaborations

Junhong Sun collaborates with Bo Zhao, contributing to the advancement of technology in their field.

Conclusion

Junhong Sun's contributions to radio frequency technology through his patent demonstrate his innovative spirit and commitment to enhancing communication systems. His work continues to influence the field positively.