Inventor
HAZEGH CINA
US22 patents
⚠️ This page may combine multiple inventors who share the name “HAZEGH CINA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FACEBOOK TECH LLC
15 patentsUS10791283B2Sep 29, 2020
Imaging device based on lens assembly with embedded filter
FACEBOOK TECH LLC16 citations93
US10466360B1Nov 5, 2019
Depth measurement using scanning diffractive optical elements
FACEBOOK TECH LLC17 citations85
US10248842B1Apr 2, 2019
Face tracking using structured light within a head-mounted display
FACEBOOK TECH LLC8 citations83
US11022809B1Jun 1, 2021
Display devices with wavelength-dependent reflectors for eye tracking
FACEBOOK TECH LLC8 citations82
US10805594B2Oct 13, 2020
Systems and methods for enhanced depth sensor devices
FACEBOOK TECH LLC2 citations72
US10586342B2Mar 10, 2020
Shifting diffractive optical element for adjustable depth sensing resolution
FACEBOOK TECH LLC3 citations72
US10312656B1Jun 4, 2019
Wavelength tuning for diffractive optical elements of structured light projectors
FACEBOOK TECH LLC6 citations72
US11409116B1Aug 9, 2022
Display devices with wavelength-dependent reflectors for eye tracking
FACEBOOK TECH LLC1 citations71
US10323930B1Jun 18, 2019
Systems and methods for a movable structured light projector
FACEBOOK TECH LLC3 citations70
US10475834B1Nov 12, 2019
Apparatuses, systems, and methods for disrupting light at a back-side of an image sensor array
FACEBOOK TECH LLC2 citations68
US11330193B2May 10, 2022
Imaging device based on lens assembly with embedded filter
FACEBOOK TECH LLC0 citations62
US10440349B2Oct 8, 2019
3-D 360 degrees depth projector
FACEBOOK TECH LLC1 citations62
US10802117B2Oct 13, 2020
Systems and methods for optical demodulation in a depth-sensing device
FACEBOOK TECH LLC0 citations51
US10551614B2Feb 4, 2020
Camera assembly with programmable diffractive optical element for depth sensing
FACEBOOK TECH LLC0 citations51
US10735640B2Aug 4, 2020
Systems and methods for enhanced optical sensor devices
FACEBOOK TECH LLC0 citations41
META PLATFORMS TECH LLC
5 patentsUS11586036B2Feb 21, 2023
Camera assembly with programmable diffractive optical element for depth sensing
META PLATFORMS TECH LLC0 citations62
US11450015B2Sep 20, 2022
Shifting diffractive optical element for adjustable depth sensing resolution
META PLATFORMS TECH LLC0 citations62
US11435448B2Sep 6, 2022
Systems and methods for optical demodulation in a depth-sensing device
META PLATFORMS TECH LLC0 citations62
US11914162B1Feb 27, 2024
Display devices with wavelength-dependent reflectors for eye tracking
META PLATFORMS TECH LLC0 citations61
US11915437B1Feb 27, 2024
Systems and methods for a multi-spectral depth camera assembly
META PLATFORMS TECH LLC0 citations51