Yongjie Han

Title: Innovations of Yongjie Han

Introduction

Yongjie Han is a prominent inventor based in Beijing, China. He has made significant contributions to the field of optoelectronics, holding a total of six patents. His work primarily focuses on advancements in rotational speed sensors and light-emitting diode technology.

Latest Patents

Yongjie Han's latest patents include a rotational speed sensor, a manufacturing method thereof, a driving method thereof, and an electronic device. The rotational speed sensor features a liquid crystal cell, a rotational speed sensing module, and a rotational speed determining module. The sensing module converts rotational speed into a voltage signal, which is then applied to the liquid crystal cell. The optical signal propagation module's spectrum drift time varies as the refractive index of the liquid crystal molecules changes. Additionally, he has developed a light-emitting diode chip, a method for fabricating the same, a backlight module, and a display device. This LED chip includes a transparent base substrate and a dimming structure that adjusts the intensity of light emitted.

Career Highlights

Yongjie Han has worked with notable companies such as Beijing BOE Optoelectronics Technology Co., Ltd. and BOE Technology Group Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to innovative projects in the optoelectronics sector.

Collaborations

Yongjie has collaborated with talented individuals such as Xiaoliang Fu and Shuqian Dou. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Yongjie Han's contributions to the field of optoelectronics through his patents and collaborations highlight his innovative spirit and dedication to advancing technology. His work continues to influence the industry and inspire future inventions.