Qi Zhang

Person

Redmond, WA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Waveguide structure and outcoupling elements
- Patent number 12,164,140
- Issue date Dec 10, 2024
- Meta Platforms Technologies, LLC
- Guohua Wei
- G02 - OPTICS
Information Patent Grant
Eye tracking system with in-plane illumination
- Patent number 12,045,387
- Issue date Jul 23, 2024
- Meta Platforms Technologies, LLC
- Qi Zhang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Remote network control for network virtualization
- Patent number 11,922,200
- Issue date Mar 5, 2024
- Microsoft Technology Licensing, LLC
- Deepak Bansal
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Holographic optical elements for eye-tracking illumination
- Patent number 11,650,426
- Issue date May 16, 2023
- Meta Platforms Technologies, LLC
- Qi Zhang
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Optical elements for beam-shaping and illumination
- Patent number 11,650,403
- Issue date May 16, 2023
- Meta Platforms Technologies, LLC
- Robin Sharma
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Coupling light source to photonic integrated circuit
- Patent number 11,649,935
- Issue date May 16, 2023
- Meta Platforms Technologies, LLC
- Guohua Wei
- F21 - LIGHTING
Information Patent Grant
Transparent illumination layer with transparent waveguide structure
- Patent number 11,561,336
- Issue date Jan 24, 2023
- Meta Platforms Technologies, LLC
- Guohua Wei
- G02 - OPTICS
Information Patent Grant
Wavefront sensing with in-field illuminators
- Patent number 11,561,405
- Issue date Jan 24, 2023
- Meta Platforms Technologies, LLC
- Robin Sharma
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Off-axis parabolic combiner
- Patent number 11,550,160
- Issue date Jan 10, 2023
- Meta Platforms Technologies, LLC
- Robin Sharma
- G02 - OPTICS
Information Patent Grant
Nanovoided holographic structures and corresponding systems and met...
- Patent number 11,526,129
- Issue date Dec 13, 2022
- Meta Platforms Technologies, LLC
- Andrew John Ouderkirk
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
In-field illumination for eye tracking
- Patent number 11,455,031
- Issue date Sep 27, 2022
- Meta Platforms Technologies, LLC
- Robin Sharma
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Coupling light source to photonic integrated circuit
- Patent number 11,435,037
- Issue date Sep 6, 2022
- Meta Platforms Technologies, LLC
- Guohua Wei
- F21 - LIGHTING
Information Patent Grant
Stray light suppression in eye-tracking imaging
- Patent number 11,428,930
- Issue date Aug 30, 2022
- Meta Platforms Technologies, LLC
- Qi Zhang
- G01 - MEASURING TESTING
Information Patent Grant
Illumination device with encapsulated lens
- Patent number 11,415,808
- Issue date Aug 16, 2022
- Facebook Technologies, LLC
- Robin Sharma
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
In-field illumination and imaging for eye tracking
- Patent number 11,340,702
- Issue date May 24, 2022
- Facebook Technologies, LLC
- Robin Sharma
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Index-gradient structures with nanovoided materials and correspondi...
- Patent number 11,340,386
- Issue date May 24, 2022
- Facebook Technologies, LLC
- Andrew John Ouderkirk
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Ambient light eye illumination for eye-tracking in near-eye display
- Patent number 11,307,654
- Issue date Apr 19, 2022
- Facebook Technologies, LLC
- Qi Zhang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Nanovoided optical structures and corresponding systems and methods
- Patent number 11,243,333
- Issue date Feb 8, 2022
- Facebook Technologies, LLC
- Andrew John Ouderkirk
- G02 - OPTICS
Information Patent Grant
Trace identification based on wait chain coverage analysis
- Patent number 11,157,388
- Issue date Oct 26, 2021
- Microsoft Technology Licensing, LLC
- Scotia Clover Baker
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Dual wavelength eye imaging
- Patent number 11,108,977
- Issue date Aug 31, 2021
- Facebook Technologies, LLC
- Robin Sharma
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Phase-shift matched Fresnel layers
- Patent number 11,092,874
- Issue date Aug 17, 2021
- Facebook Technologies, LLC
- Qi Zhang
- G02 - OPTICS
Information Patent Grant
Polarization-stabilized beam-shaping illuminator
- Patent number 11,036,291
- Issue date Jun 15, 2021
- Facebook Technologies, LLC
- Qi Zhang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Keep-out zone for in-field light sources of a head mounted display
- Patent number 10,948,729
- Issue date Mar 16, 2021
- Facebook Technologies, LLC
- Karol Constantine Hatzilias
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Optical element for reducing stray infrared light
- Patent number 10,884,241
- Issue date Jan 5, 2021
- Facebook Technologies, LLC
- Karol Constantine Hatzilias
- G02 - OPTICS
Information Patent Grant
Active control of in-field light sources of a head mounted display
- Patent number 10,877,268
- Issue date Dec 29, 2020
- Facebook Technologies, LLC
- Karol Constantine Hatzilias
- G02 - OPTICS
Information Patent Grant
Infrared light suppression in eye-tracking imaging
- Patent number 10,852,824
- Issue date Dec 1, 2020
- Facebook Technologies, LLC
- Karol Constantine Hatzilias
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Two-index selectively coated Fresnel
- Patent number 10,852,544
- Issue date Dec 1, 2020
- Facebook Technologies, LLC
- Qi Zhang
- G02 - OPTICS
Information Patent Grant
Multilayer dichroic phase matching for Fresnel optics
- Patent number 10,845,598
- Issue date Nov 24, 2020
- Facebook Technologies, LLC
- Qi Zhang
- G02 - OPTICS
Information Patent Grant
In-field illumination and imaging for eye tracking
- Patent number 10,788,892
- Issue date Sep 29, 2020
- Facebook Technologies, LLC
- Robin Sharma
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Symmetrical facet Fresnel combiner
- Patent number 10,747,009
- Issue date Aug 18, 2020
- Facebook Technologies, LLC
- Robin Sharma
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
EYE TRACKING SYSTEM WITH IN-PLANE ILLUMINATION
- Publication number 20240329736
- Publication date Oct 3, 2024
- Meta Platforms Technologies, LLC
- Qi ZHANG
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
EYE TRACKING SYSTEM WITH IN- PLANE ILLUMINATION
- Publication number 20240094809
- Publication date Mar 21, 2024
- Meta Platforms Technologies, LLC
- Qi ZHANG
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
OPTICAL ASSEMBLY WITH MICRO LIGHT EMITTING DIODE (LED) AS EYE-TRACK...
- Publication number 20240012244
- Publication date Jan 11, 2024
- Meta Platforms Technologies, LLC
- Mehmet MUTLU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Methods, Apparatuses And Computer Program Products For Providing Mu...
- Publication number 20240012473
- Publication date Jan 11, 2024
- Meta Platforms Technologies, LLC
- Wei Wu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Methods, Apparatuses And Computer Program Products For Providing An...
- Publication number 20240012246
- Publication date Jan 11, 2024
- Meta Platforms Technologies, LLC
- Wei Wu
- G02 - OPTICS
Information Patent Application
ZONAL LENSES FOR A HEAD-MOUNTED DISPLAY (HMD) DEVICE
- Publication number 20230393399
- Publication date Dec 7, 2023
- Meta Platforms Technologies, LLC
- Garret Odom
- G02 - OPTICS
Information Patent Application
INSERTING DIGITAL CONTENTS INTO A MULTI-VIEW VIDEO
- Publication number 20230388563
- Publication date Nov 30, 2023
- Microsoft Technology Licensing, LLC
- Jie Yang
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Application
WAVEGUIDE STRUCTURE AND OUTCOUPLING ELEMENTS
- Publication number 20230119729
- Publication date Apr 20, 2023
- Meta Platforms Technologies, LLC
- Guohua Wei
- G02 - OPTICS
Information Patent Application
WAVEFRONT SENSING FROM RETINA-REFLECTED LIGHT
- Publication number 20230087535
- Publication date Mar 23, 2023
- Meta Platforms Technologies, LLC
- Robin Sharma
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
CUSTOMIZED ANOMALY DETECTION
- Publication number 20230029794
- Publication date Feb 2, 2023
- Microsoft Technology Licensing, LLC
- Congrui Huang
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COUPLING LIGHT SOURCE TO PHOTONIC INTEGRATED CIRCUIT
- Publication number 20220390077
- Publication date Dec 8, 2022
- Meta Platforms Technologies, LLC
- Guohua Wei
- F21 - LIGHTING
Information Patent Application
BEAM SHAPING OPTIC FOR LIGHT SOURCES
- Publication number 20220365343
- Publication date Nov 17, 2022
- Meta Platforms Technologies, LLC
- QI ZHANG
- G01 - MEASURING TESTING
Information Patent Application
COUPLING LIGHT SOURCE TO PHOTONIC INTEGRATED CIRCUIT
- Publication number 20220065407
- Publication date Mar 3, 2022
- Facebook Technologies, LLC
- Guohua Wei
- F21 - LIGHTING
Information Patent Application
REMOTE NETWORK CONTROL FOR NETWORK VIRTUALIZATION
- Publication number 20210326160
- Publication date Oct 21, 2021
- Microsoft Technology Licensing, LLC
- Deepak BANSAL
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Dual Wavelength Eye Imaging
- Publication number 20210266474
- Publication date Aug 26, 2021
- Facebook Technologies, LLC
- ROBIN SHARMA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Tilted In-Field Light Sources
- Publication number 20210132384
- Publication date May 6, 2021
- Facebook Technologies, LLC
- Christopher Yuan-Ting Liao
- G02 - OPTICS
Information Patent Application
TRANSPARENT ILLUMINATION LAYER WITH TRANSPARENT WAVEGUIDE STRUCTURE
- Publication number 20210103087
- Publication date Apr 8, 2021
- Facebook Technologies, LLC
- Guohua Wei
- G02 - OPTICS
Information Patent Application
STRAY LIGHT SUPPRESSION IN EYE-TRACKING IMAGING
- Publication number 20210041692
- Publication date Feb 11, 2021
- Facebook Technologies, LLC
- Qi Zhang
- G01 - MEASURING TESTING
Information Patent Application
OPTICAL ELEMENT FOR REDUCING STRAY INFRARED LIGHT
- Publication number 20200386989
- Publication date Dec 10, 2020
- Facebook Technologies, LLC
- Karol Constantine Hatzilias
- G02 - OPTICS
Information Patent Application
IN-FIELD ILLUMINATION AND IMAGING FOR EYE TRACKING
- Publication number 20200379561
- Publication date Dec 3, 2020
- Facebook Technologies, LLC
- Robin SHARMA
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
HOLOGRAPHIC OPTICAL ELEMENTS FOR EYE-TRACKING ILLUMINATION
- Publication number 20200355929
- Publication date Nov 12, 2020
- Facebook Technologies, LLC
- Qi Zhang
- G02 - OPTICS
Information Patent Application
ACTIVE CONTROL OF IN-FIELD LIGHT SOURCES OF A HEAD MOUNTED DISPLAY
- Publication number 20200333592
- Publication date Oct 22, 2020
- Facebook Technologies, LLC
- KAROL CONSTANTINE HATZILIAS
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
KEEP-OUT ZONE FOR IN-FIELD LIGHT SOURCES OF A HEAD MOUNTED DISPLAY
- Publication number 20200333607
- Publication date Oct 22, 2020
- Facebook Technologies, LLC
- KAROL CONSTANTINE HATZILIAS
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
OPTICAL ELEMENTS FOR BEAM-SHAPING AND ILLUMINATION
- Publication number 20200259307
- Publication date Aug 13, 2020
- Facebook Technologies, LLC
- Robin Sharma
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
STRUCTURED LIGHT DEPTH SENSING
- Publication number 20200074651
- Publication date Mar 5, 2020
- Facebook Technologies, LLC
- QI ZHANG
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
IN-FIELD ILLUMINATION AND IMAGING FOR EYE TRACKING
- Publication number 20190361523
- Publication date Nov 28, 2019
- Robin Sharma
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
POWER EFFICIENT STORAGE MANAGEMENT
- Publication number 20170169243
- Publication date Jun 15, 2017
- Microsoft Technology Licensing, LLC
- Anirudh Badam
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
POWER EFFICIENT STORAGE MANAGEMENT
- Publication number 20160294818
- Publication date Oct 6, 2016
- Microsoft Technology Licensing, LLC
- Anirudh Badam
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
CHARACTERIZING DEVICE PERFORMANCE BASED ON USER-PERCEIVABLE LATENCY
- Publication number 20160110279
- Publication date Apr 21, 2016
- Microsoft Technology Licensing, LLC
- Bruce L. Worthington
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DYNAMIC MEMORY ALLOCATION AND RELOCATION TO CREATE LOW POWER REGIONS
- Publication number 20160077760
- Publication date Mar 17, 2016
- Microsoft Technology Licensing, LLC
- Bruce L. Worthington
- G06 - COMPUTING CALCULATING COUNTING

Person

Patents Grantslast 30 patents

Waveguide structure and outcoupling elements

Eye tracking system with in-plane illumination

Remote network control for network virtualization

Holographic optical elements for eye-tracking illumination

Optical elements for beam-shaping and illumination

Coupling light source to photonic integrated circuit

Transparent illumination layer with transparent waveguide structure

Wavefront sensing with in-field illuminators

Off-axis parabolic combiner

Nanovoided holographic structures and corresponding systems and met...

In-field illumination for eye tracking

Coupling light source to photonic integrated circuit

Stray light suppression in eye-tracking imaging

Illumination device with encapsulated lens

In-field illumination and imaging for eye tracking

Index-gradient structures with nanovoided materials and correspondi...

Ambient light eye illumination for eye-tracking in near-eye display

Nanovoided optical structures and corresponding systems and methods

Trace identification based on wait chain coverage analysis

Dual wavelength eye imaging

Phase-shift matched Fresnel layers

Polarization-stabilized beam-shaping illuminator

Keep-out zone for in-field light sources of a head mounted display

Optical element for reducing stray infrared light

Active control of in-field light sources of a head mounted display

Infrared light suppression in eye-tracking imaging

Two-index selectively coated Fresnel

Multilayer dichroic phase matching for Fresnel optics

In-field illumination and imaging for eye tracking

Symmetrical facet Fresnel combiner

Patents Applicationslast 30 patents

EYE TRACKING SYSTEM WITH IN-PLANE ILLUMINATION

EYE TRACKING SYSTEM WITH IN- PLANE ILLUMINATION

OPTICAL ASSEMBLY WITH MICRO LIGHT EMITTING DIODE (LED) AS EYE-TRACK...

Methods, Apparatuses And Computer Program Products For Providing Mu...

Methods, Apparatuses And Computer Program Products For Providing An...

ZONAL LENSES FOR A HEAD-MOUNTED DISPLAY (HMD) DEVICE

INSERTING DIGITAL CONTENTS INTO A MULTI-VIEW VIDEO

WAVEGUIDE STRUCTURE AND OUTCOUPLING ELEMENTS

WAVEFRONT SENSING FROM RETINA-REFLECTED LIGHT

CUSTOMIZED ANOMALY DETECTION

COUPLING LIGHT SOURCE TO PHOTONIC INTEGRATED CIRCUIT

BEAM SHAPING OPTIC FOR LIGHT SOURCES

COUPLING LIGHT SOURCE TO PHOTONIC INTEGRATED CIRCUIT

REMOTE NETWORK CONTROL FOR NETWORK VIRTUALIZATION

Dual Wavelength Eye Imaging

Tilted In-Field Light Sources

TRANSPARENT ILLUMINATION LAYER WITH TRANSPARENT WAVEGUIDE STRUCTURE

STRAY LIGHT SUPPRESSION IN EYE-TRACKING IMAGING

OPTICAL ELEMENT FOR REDUCING STRAY INFRARED LIGHT

IN-FIELD ILLUMINATION AND IMAGING FOR EYE TRACKING

HOLOGRAPHIC OPTICAL ELEMENTS FOR EYE-TRACKING ILLUMINATION

ACTIVE CONTROL OF IN-FIELD LIGHT SOURCES OF A HEAD MOUNTED DISPLAY

KEEP-OUT ZONE FOR IN-FIELD LIGHT SOURCES OF A HEAD MOUNTED DISPLAY

OPTICAL ELEMENTS FOR BEAM-SHAPING AND ILLUMINATION

STRUCTURED LIGHT DEPTH SENSING

IN-FIELD ILLUMINATION AND IMAGING FOR EYE TRACKING

POWER EFFICIENT STORAGE MANAGEMENT

POWER EFFICIENT STORAGE MANAGEMENT

CHARACTERIZING DEVICE PERFORMANCE BASED ON USER-PERCEIVABLE LATENCY

DYNAMIC MEMORY ALLOCATION AND RELOCATION TO CREATE LOW POWER REGIONS