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 …

Optical surface-scattering elements and metasurfaces

GM Akselrod - US Patent 11,037,973, 2021 - Google Patents
Abstract Systems and methods are described herein for an optical beam-steering device that
includes an optical transmitter and/or receiver to transmit and/or receive optical radiation …

Optical beam-steering devices and methods utilizing surface scattering metasurfaces

GM Akselrod - US Patent 10,915,002, 2021 - Google Patents
Systems and methods are described herein for an optical beam-steering device that
includes an optical transmitter and/or receiver to transmit and/or receive optical radiation …

Lidar scanning system

GM Akselrod, EE Josberger, MC Weidman - US Patent 10,763,290, 2020 - Google Patents
Embodiments include a LIDAR scanning system. A laser is configured to emit pulses of light.
A transmit reconfigurable-metasurface is configured to reflect an incident pulse of light as an …

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 …

Transmissive metasurface lens integration

GN Riley Jr, R Devlin, A Erlich, P Latawiec… - US Patent …, 2023 - 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 …

Fabrication of optical metasurfaces

GM Akselrod, EE Josberger, MC Weidman - US Patent 10,886,317, 2021 - 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 …

Sidelobe suppression in metasurface devices

GM Akselrod, PP Iyer - US Patent App. 16/930,875, 2021 - Google Patents
A transceiver system may include first and second metasurfaces, such as radio frequency
(RF) metasurfaces or optically reflective tunable liquid crystal metasurfaces (LCMs). In one …