Transmissive metasurface lens integration

GN Riley Jr, R Devlin, A Erlich, P Latawiec… - US Patent …, 2020 - Google Patents
Metasurface elements, integrated systems incorporating such metasurface elements with
light sources and/or detectors, and methods of the manufacture and operation of such …

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 …

Fabrication of optical metasurfaces

GM Akselrod, EE Josberger, MC Weidman - US Patent 10,199,415, 2019 - Google Patents
The method is provided for fabricating an optical metasur face. The method may include
depositing a conductive layer over a holographic region of a wafer and depositing a …

Fabrication of metallic optical metasurfaces

GM Akselrod, EE Josberger, MC Weidman - US Patent 10,968,522, 2021 - Google Patents
The disclosure provides a method for fabricating a metallic optical metasurface having an
array of hologram elements. The method includes forming a first copper layer protected with …

Control circuitry for 1D optical metasurfaces

EE Josberger, GM Akselrod, MC Weidman - US Patent 10,332,923, 2019 - Google Patents
A hologram system may include a hologram chip comprising a wafer substrate having a first
plurality of conductive pads on a hologram surface region connected to a second plurality of …

Fabrication of optical metasurfaces

GM Akselrod, EE Josberger, MC Weidman - US Patent 10,622,393, 2020 - Google Patents
The method is provided for fabricating an optical metasur face. The method may include
depositing a conductive layer over a holographic region of a wafer and depositing a …

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 …

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 …