Yuanfu Li

Title: Yuanfu Li: Radio-Frequency and Antenna Calibration Innovations.

Introduction

Yuanfu Li is an inventor based in Beijing, China, whose work includes antenna-array calibration and adjustable radio-frequency technology. His patent portfolio includes 2 patents, reflecting contributions to waveguide structures and tunable components.

Latest Patents

Li’s latest patents address antenna calibration and radio-frequency adjustment.

“Waveguide Probe Structure, Calibration Device and Calibration Method for Antenna Array” describes a probe structure that transmits and receives two orthogonal linearly polarized signals. It combines a waveguide coaxial converter, a tapered waveguide cavity whose cross-section increases toward its output, and a straight waveguide. The patent also presents a calibration device and method for antenna arrays.

“Adjustable Radio Frequency Unit, Filter, and Electronic Device” describes a unit built from two tunable dielectric layers and three conductive layers. The arrangement supports adjustable passbands and is designed to provide precise, controllable tuning across a wide frequency range, with low loss and cost.

Career Highlights

Li’s listed company affiliations include Beijing BOE Sensor Technology Co., Ltd. and BOE Technology Group. His patent work spans components and methods relevant to antenna systems, filters, and electronic devices.

Collaborations

Li’s listed coworkers include Chuncheng Che and Zhifeng Zhang, reflecting professional connections in the technology and patent-development sphere.

Conclusion

Yuanfu Li’s inventions focus on practical advances in antenna-array calibration and adjustable radio-frequency systems, as represented by his two patents and industry affiliations.