Hyounghan Kwon

Title: Hyounghan Kwon: Innovator in Optical Metasurfaces

Introduction

Hyounghan Kwon is a prominent inventor based in Pasadena, CA, known for his groundbreaking work in the field of optical metasurfaces. With a total of two patents to his name, Kwon has made significant contributions to the advancement of optical technologies.

Latest Patents

Kwon's latest patents focus on innovative optical structures. One of his notable inventions is the "Tunable Optical Metasurfaces Based on Slot Mode Resonances." This patent describes tunable optical structures operating through slot resonances, created with periodic designs that include parallel nanobars separated by slots. These slots incorporate periodic notches that generate resonances, allowing for control over wavelength and quality-factor through the application of bias voltages, enabling mechanical movements of the nanobars. This technology also facilitates the creation of phase modulators with near-unity reflection and advanced beam steering devices.

Another significant patent by Kwon is the "Metasurface Imager for Quantitative Phase Gradient Detection." This invention details quantitative phase gradient microscopes (QPGM) that utilize metasurface layers featuring birefringent lenses. These lenses are crafted by patterning nanoposts on two distinct transparent substrates or on opposite sides of the same substrate. Kwon's work also includes methods for generating phase gradient images (PGI) of objects using these innovative devices.

Career Highlights

Hyounghan Kwon is affiliated with the California Institute of Technology, a leader in scientific research and innovation. His role at the institute has enabled him to explore and develop cutting-edge optical technologies that have significant implications for various applications, including imaging and communication systems.

Collaborations

Throughout his career, Kwon has collaborated with esteemed colleagues such as Andrei Faraon and Ehsan Arbabi. Their joint efforts in the realm of optical sciences have led to advancements that push the boundaries of what is possible in the field.

Conclusion

Hyounghan Kwon's contributions to optical metasurfaces demonstrate his innovative spirit and commitment to advancing technology. With patents that explore tunable optical devices and advanced imaging techniques, Kwon is paving the way for future developments in the field of optics and beyond.