Zhaocheng Liu

Title: Zhaocheng Liu - Innovator in Micro Light Emitting Diodes

Introduction

Zhaocheng Liu is a prominent inventor based in Redmond, WA (US). He has made significant contributions to the field of micro light emitting diodes (μLEDs). His innovative work focuses on controlling the far-field characteristics of light emitted by μLEDs.

Latest Patents

Zhaocheng Liu holds 1 patent for his invention titled "Metasurface for far-field beam characteristic control of micro light emitting diodes." This patent describes a method for controlling various far-field characteristics of light emitted by μLEDs, including beam shape, orientation, focusing, and polarization. The invention utilizes a metasurface composed of nanostructures formed on the μLED. The metasurface is defined by a far-field objective function for the emitted light, the selection of a nanostructure shape, and the application of fabrication constraints to shape parameters. The design process involves determining the number and location of nanostructures using an adjoint simulation technique, while shape parameters are optimized through a shape optimization technique.

Career Highlights

Zhaocheng Liu is currently employed at Meta Platforms Technologies, LLC, where he continues to advance his research and development in the field of light emitting technologies. His work has the potential to enhance the performance and applications of μLEDs in various industries.

Collaborations

Zhaocheng Liu collaborates with fellow inventor Zhaoyu Nie, contributing to innovative projects and research initiatives within their field.

Conclusion

Zhaocheng Liu is a key figure in the advancement of micro light emitting diode technology, with a focus on optimizing light emission characteristics through innovative metasurface designs. His contributions are paving the way for future developments in this exciting area of research.