Inventor · disambiguated record
Qing Chao
Also filed as: CHAO QING
36 granted patents·9 pending applications·223 citations·filing 2017–2025
97Inventor score
Top patents by PatentIndex Score
45 records- 0197US10181200B1Circularly polarized illumination and detection for depth sensingFACEBOOK TECH LLC·Filed 2017·Granted Jan 15, 2019·29 cites·20 claims
- 0296US11781913B2Polarimetric imaging cameraFACEBOOK TECH LLC·Filed 2021·Granted Oct 10, 2023·3 cites·20 claims
- 0396US10977815B1Structured light eye-trackingFACEBOOK TECH LLC·Filed 2018·Granted Apr 13, 2021·25 cites·20 claims
- 0496US10574973B2Non-mechanical beam steering for depth sensingFACEBOOK TECH LLC·Filed 2017·Granted Feb 25, 2020·10 cites·20 claims
- 0595US10410373B1Calibration of a phase interferometry depth camera assemblyFACEBOOK TECH LLC·Filed 2017·Granted Sep 10, 2019·25 cites·22 claims
- 0695US10412371B1Thin film acousto-optic structured light generatorFACEBOOK TECH LLC·Filed 2017·Granted Sep 10, 2019·17 cites·20 claims
- 0795US10388026B1Fast scanning large field-of-view devices for depth sensingFACEBOOK TECH LLC·Filed 2017·Granted Aug 20, 2019·16 cites·20 claims
- 0894US10795164B1Diffractive optics beam shaping for structured light generatorFACEBOOK TECH LLC·Filed 2019·Granted Oct 6, 2020·9 cites·20 claims
- 0994US10491877B1Depth camera assembly using multiplexed sensor phase measurements to determine depth using fringe interferometryFACEBOOK TECH LLC·Filed 2017·Granted Nov 26, 2019·12 cites·19 claims
- 1093US10782537B1Diffractive structures for generation of interference patterns for close range trackingFACEBOOK TECH LLC·Filed 2019·Granted Sep 22, 2020·11 cites·22 claims
- 1192US10295827B1Diffractive optics beam shaping for structured light generatorFACEBOOK TECH LLC·Filed 2017·Granted May 21, 2019·9 cites·20 claims
- 1291US11435820B1Gaze detection pipeline in an artificial reality systemFACEBOOK TECH LLC·Filed 2019·Granted Sep 6, 2022·13 cites·12 claims
- 1391US10740915B1Circularly polarized illumination and detection for depth sensingFACEBOOK TECHNOLOGIES LLC·Filed 2018·Granted Aug 11, 2020·5 cites·20 claims
- 1491US10613413B1Ultra-wide field-of-view scanning devices for depth sensingFACEBOOK TECH LLC·Filed 2018·Granted Apr 7, 2020·8 cites·20 claims
- 1591US10564431B1Integrated optical chip for generating patterned illuminationFACEBOOK TECH LLC·Filed 2018·Granted Feb 18, 2020·7 cites·20 claims
- 1689US10698086B1Photonic integrated circuit illuminatorFACEBOOK TECH LLC·Filed 2019·Granted Jun 30, 2020·5 cites·20 claims
- 1787US11265532B2Non-mechanical beam steering for depth sensingFACEBOOK TECH LLC·Filed 2020·Granted Mar 1, 2022·2 cites·19 claims
- 1887US10732709B1Interferometric structured light depth sensing for eye trackingOCULUS VR LLC·Filed 2018·Granted Aug 4, 2020·7 cites·25 claims
- 1986US11070789B1Switchable fringe pattern illuminatorFACEBOOK TECH LLC·Filed 2019·Granted Jul 20, 2021·2 cites·19 claims
- 2086US10855973B1Depth mapping using fringe interferometryFACEBOOK TECH LLC·Filed 2017·Granted Dec 1, 2020·5 cites·15 claims
- 2184US12147596B1Event sensing and trackingMETA PLATFORMS TECH LLC·Filed 2022·Granted Nov 19, 2024·1 cites·17 claims
- 2280US11397368B1Ultra-wide field-of-view scanning devices for depth sensingFACEBOOK TECH LLC·Filed 2020·Granted Jul 26, 2022·1 cites·20 claims
- 2376US2023328401A1Timing of multiplexed sensor phase measurements in a depth camera assembly for depth determination using fringe interferometryMETA PLATFORMS TECH LLC·Filed 2023·Application pending·0 cites
- 2469US11516457B2Switchable fringe pattern illuminatorMETA PLATFORMS TECH LLC·Filed 2021·Granted Nov 29, 2022·0 cites·20 claims
- 2569US10852434B1Depth camera assembly using fringe interferometery via multiple wavelengthsFACEBOOK TECH LLC·Filed 2018·Granted Dec 1, 2020·1 cites·17 claims
- 2668US11417005B1Polarized illumination and detection for depth sensingMETA PLATFORMS TECH LLC·Filed 2021·Granted Aug 16, 2022·0 cites·18 claims
- 2767US11924396B2Non-mechanical beam steering assemblyMETA PLATFORMS TECH LLC·Filed 2022·Granted Mar 5, 2024·0 cites·20 claims
- 2866US12231749B2Sensing with liquid crystal polarization holograms and metasurfaceMETA PLATFORMS TECH LLC·Filed 2022·Granted Feb 18, 2025·0 cites·16 claims
- 2966US11402473B1Photonic integrated circuit illuminatorFACEBOOK TECH LLC·Filed 2020·Granted Aug 2, 2022·0 cites·19 claims
- 3066US2025028389A1Region-of-interest imaging and identifying eye featuresMETA PLATFORMS TECH LLC·Filed 2024·Application pending·0 cites
- 3165US10984544B1Polarized illumination and detection for depth sensingFACEBOOK TECH LLC·Filed 2020·Granted Apr 20, 2021·0 cites·20 claims
- 3264US11143873B1Integrated optical chip for generating patterned illuminationFACEBOOK TECH LLC·Filed 2020·Granted Oct 12, 2021·0 cites·17 claims
- 3361US2025159316A1Imaging with liquid crystal polarization holograms and metasurfaceMETA PLATFORMS TECH LLC·Filed 2025·Application pending·0 cites
- 3458US12372797B2Liquid crystal polarization hologram (LCPH) based eye tracking for AR/VRMETA PLATFORMS TECH LLC·Filed 2021·Granted Jul 29, 2025·0 cites·16 claims
- 3556US11716548B2Timing of multiplexed sensor phase measurements in a depth camera assembly for depth determination using fringe interferometryMETA PLATFORMS TECH LLC·Filed 2019·Granted Aug 1, 2023·0 cites·20 claims
- 3654US10607353B2Structured light depth sensingFACEBOOK TECH LLC·Filed 2018·Granted Mar 31, 2020·0 cites·18 claims
- 3753US2023008674A1Liquid crystal polarizers for imagingMETA PLATFORMS TECH LLC·Filed 2022·Application pending·0 cites
- 3851US11756978B2Multi-spectral image sensorMETA PLATFORMS TECH LLC·Filed 2021·Granted Sep 12, 2023·0 cites·20 claims
- 3951US2024223919A1Digital correlated double-sampling for an image sensor pixelMETA PLATFORMS TECH LLC·Filed 2023·Application pending·0 cites
- 4049US2024340404A1Fourier transform profilometry with a dual readout sensorMETA PLATFORMS TECH LLC·Filed 2023·Application pending·0 cites
- 4149US2024093984A1Fringe projector for depth sensingMETA PLATFORMS TECH LLC·Filed 2022·Application pending·0 cites
- 4248US11686935B2Interferometric structured illumination for depth determinationMETA PLATFORMS TECH LLC·Filed 2019·Granted Jun 27, 2023·0 cites·20 claims
- 4348US2024175676A1Polarization interference pattern generation for depth sensingMETA PLATFORMS TECH LLC·Filed 2022·Application pending·0 cites
- 4446US10904514B2Polarization illumination using acousto-optic structured light in 3D depth sensingFACEBOOK TECH LLC·Filed 2017·Granted Jan 26, 2021·0 cites·23 claims
- 4543US2022139990A1Polarimetric imaging cameraFACEBOOK TECH LLC·Filed 2021·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →