Dispersionless and dispersion-controlled optical dielectric metasurfaces

E Arbabi, A Arbabi, SM Kamali, Y Horie… - US Patent …, 2020 - Google Patents
Metasurfaces comprise an array of pillars in a lattice. The dimensions of the pillars and the
spacing are varied to obtain desired optical properties. The dispersionless metasurfaces can …

Tunable liquid crystal metasurfaces

GM Akselrod, Y Yang, P Bowen - US Patent 10,665,953, 2020 - Google Patents
A tunable, optical metasurface can include an optically reflective surface to reflect optical
radiation, such as infrared laser light. An array of optical resonant antennas may, for …

Tunable elastic dielectric metasurface lenses

SM Kamali, E Arbabi, A Arbabi, Y Horie… - US Patent …, 2019 - Google Patents
Metasurfaces comprise an array of meta-atoms in a stretchable polymer. The dimensions
and shapes of the meta-atoms and the spacing are varied to obtain desired optical …

Lidar systems based on tunable optical metasurfaces

GM Akselrod, PP Iyer, RD Uthoff - US Patent 11,092,675, 2021 - Google Patents
An example optical transceiver system, such as a solid-state light detection and ranging
(lidar) system, includes a tunable, optically reflective metasurface to selectively reflect …

Spectrometer including metasurface

HAN Seunghoon, A Arbabi, A Faraon… - US Patent …, 2019 - Google Patents
(57) ABSTRACT A spectrometer includes a substrate; a slit which is provided on the
substrate and through which light is incident onto the substrate; a metasurface including …

Spectrometer including metasurface

HAN Seunghoon, A Arbabi, A Faraon, E Arbabi… - US Patent …, 2022 - Google Patents
A spectrometer includes a substrate; a slit which is provided on the substrate and through
which light is incident onto the substrate; a metasurface including nanostructures that is …

Liquid crystal metasurfaces with cross-backplane optical reflectors

GM Akselrod, EE Josberger, MC Weidman… - US Patent …, 2022 - Google Patents
According to various embodiments, a tunable optical metasurface includes an array of
elongated resonator rails arranged parallel to one another. Liquid crystal is positioned within …

Tunable liquid crystal metasurfaces

GM Akselrod, Y Yang, P Bowen - US Patent 11,005,186, 2021 - Google Patents
A tunable, optical metasurface can include an optically reflective surface to reflect optical
radiation, such as infrared laser light. An array of optical resonant antennas may, for …

Tunable liquid crystal metasurfaces

GM Akselrod, Y Yang, P Bowen - US Patent 11,355,858, 2022 - Google Patents
A tunable, optical metasurface can include an optically reflective surface to reflect optical
radiation, such as infrared laser light. An array of optical resonant antennas may, for …

System for analyzing electromagnetic radiation, and device for producing same

H Grueger, J Knobbe, T Puegner - US Patent 10,739,198, 2020 - Google Patents
A polychromator includes a substrate and a functional element having an optical spectral
decomposition action. The functional element having an optical spectral decomposition …