Meta Platforms Technologies, LLC patent applications on March 20th, 2025
Patent Applications by Meta Platforms Technologies, LLC on March 20th, 2025
Meta Platforms Technologies, LLC: 11 patent applications
Meta Platforms Technologies, LLC has applied for patents in the areas of G02B27/01 (7), G06F3/01 (5), F21V8/00 (2), G06T19/00 (2), A61B5/00 (2) A61B3/101 (1), A61B5/383 (1), G02B5/1857 (1), G02B5/3016 (1), G02B27/0093 (1)
With keywords such as: light, eye, refractive, index, device, user, display, configured, include, and material in patent application abstracts.
Patent Applications by Meta Platforms Technologies, LLC
20250090014. OCULAR HYDRATION SENSOR_simplified_abstract_(meta platforms technologies, llc)
Inventor(s): Leo BALDWIN of Seattle WA (US) for meta platforms technologies, llc, Mantas ZURAUSKAS of Redmond WA (US) for meta platforms technologies, llc
IPC Code(s): A61B3/10, G02B27/01, G06F3/01, G06T19/00
CPC Code(s): A61B3/101
Abstract: apparatuses, methods, and systems for an ocular hydration sensor/reflectometer system in a near-eye display device are described. in one aspect, a near-eye display device may include a projector to project light onto a user's eye, a photodetector to receive reflections from the tear film of the user's eye (e.g., the tear glints), and a controller to make ocular hydration measurements from the received reflections. the ocular hydration measurements may be used to (1) re-calibrate an eye tracking system of the near-eye display device (by changing parameters such as, e.g., light intensity and/or exposure time); (2) prompt the user to take remedial action; and/or (3) keep track of the user's eye health over time. the projector, photodetector, and/or controller may be integrated into, separate from, or partially integrated/partially separate from the eye tracking system. collective die-on-wafer processing, embedded motheye lens structures, and adaptive thermal management using thermoelectric coolers are also described.
[[20250090079. DUAL-PURPOSING A SENSING COMPONENT ON A WEARABLE DEVICE TO ALSO PERFORM A HAPTIC-RENDERING FUNCTION, INCLUDING USING PREDETERMINED HAPTIC PRECURSORS TO TARGET BIOPHYSICAL AREAS OF A USER, AND SYSTEMS AND METHODS OF USE THEREOF_simplified_abstract_(meta platforms technologies, llc)]]
Inventor(s): Brendan Patrick Flynn of Redmond WA (US) for meta platforms technologies, llc, Benjamin Stephens-Fripp of Redmond WA (US) for meta platforms technologies, llc, Cameron Miner of Brentwood NH (US) for meta platforms technologies, llc
IPC Code(s): A61B5/383, A61B5/00, A61B5/395, G02B27/01, G06F3/01
CPC Code(s): A61B5/383
Abstract: methods, systems, and devices for sensing biometric signals and sending haptic precursors to effectuate a haptic sensation is disclosed. utilizing a component, for example a sensing component or electrode, on a wearable device, a biometric signal of a user can be sensed. one or more haptic precursors can also be sent by the component to one or more targeted biophysical areas of the user. the one or more haptic precursors can cause the user to sense one or more haptic sensations at the targeted biophysical areas.
Inventor(s): Richard FARRELL of Seattle WA (US) for meta platforms technologies, llc, Hee Yoon LEE of Palo Alto CA (US) for meta platforms technologies, llc, Vivek GUPTA of Sammamish WA (US) for meta platforms technologies, llc
IPC Code(s): G02B5/18, F21V8/00, G02B6/12, G02B6/122, G02B6/124, G02B6/132, G02B27/00, G02B27/01, G02B27/42
CPC Code(s): G02B5/1857
Abstract: a method of fabricating a layered waveguide display comprises imprinting a surface-relief grating (srg) on a first substrate, filling grating grooves of the srg with a backfill material, depositing a first layer of an index-matching material on the srg, and bonding the first layer of the index-matching material on the srg to a first side of a second substrate. the first substrate and the srg are characterized by a first refractive index and a second refractive index, respectively. the backfill material is characterized by a third refractive index greater than the first refractive index and the second refractive index. the index-matching material is characterized by a fourth refractive index greater than the first refractive index and the second refractive index. in some embodiments, the backfill material is the same as the index-matching material. the second substrate is characterized by a fifth refractive index matching the fourth refractive index.
20250093563. ANGULAR OCCLUSION FILTER_simplified_abstract_(meta platforms technologies, llc)
Inventor(s): Zhimin Shi of Bellevue WA (US) for meta platforms technologies, llc, Zhaoyu Nie of Redmond WA (US) for meta platforms technologies, llc, Sheng Ye of Redmond WA (US) for meta platforms technologies, llc, Arman Boromand of Issaquah WA (US) for meta platforms technologies, llc, Xiayu Feng of Kirkland WA (US) for meta platforms technologies, llc, Andrew John Ouderkirk of Kirkland WA (US) for meta platforms technologies, llc
IPC Code(s): G02B5/30
CPC Code(s): G02B5/3016
Abstract: an optical element includes a display device and an angular occlusion filter disposed over at least one surface of the display device. the angular occlusion filter may be configured to modulate one or more of transmission, reflection, and polarization of image or ambient light incident upon the display device.
Inventor(s): Youmin WANG of Bellevue WA (US) for meta platforms technologies, llc, Yatong AN of Redmond WA (US) for meta platforms technologies, llc, Gaetano AIELLO of Redmond WA (US) for meta platforms technologies, llc
IPC Code(s): G02B27/00, G02B26/08, G02B27/01, G06F3/01
CPC Code(s): G02B27/0093
Abstract: an illumination system for eye tracking is described herein. the illumination system may include a laser light source and an ultra-fast scanning micro-electromechanical system (mems) operating at a frequency range from about ten (10) kilohertz (khz) to about one-hundred (100) kilohertz (khz) to reflect laser light to the eye and generating a desired fringe pattern controlling intensity and timing. a surface of the mems may include diffractive optical element (doe) to reflect the laser light as a concentrated optical beam. the light may also be projected by grating-based illuminators on a photonic integrated circuit (pic) controlled through adiabatic couplers projecting multiple binary/grayscale images onto the eye. on the detection side, a 2d single-photon avalanche diode (spad) sensor or a spad array detector and an active mems shutter array may be used. compressive sensing techniques may be applied on the detection side.
Inventor(s): Jasmine Soria Sears of Portland OR (US) for meta platforms technologies, llc, Tamer Elazhary of Redmond WA (US) for meta platforms technologies, llc, Jeffrey Hung Wong of San Francisco CA (US) for meta platforms technologies, llc, Yitian Ding of Redmond WA (US) for meta platforms technologies, llc
IPC Code(s): G02B27/01, G02C7/10, G02F1/01
CPC Code(s): G02B27/0172
Abstract: a method of active-dimming control for augmented-reality glasses. the method includes, while a user is wearing augmented-reality glasses, obtaining a first set of light information measured via a first sensor on the augmented reality glasses which is positioned to receive light after it travels through a dimmable element of the augmented-reality glasses. the method further includes obtaining a second set of light information measured via a second sensor on the augmented reality glasses positioned to receive light that has not travelled through the dimmable element of the augmented-reality glasses. the method further includes electronically adjusting a dimming level of the dimmable element based on a comparison between the first set and second set of light information.
20250093669. ZERO POWER PUPIL RELAY_simplified_abstract_(meta platforms technologies, llc)
Inventor(s): Brandon Michael Hellman Friedman of Redmond WA (US) for meta platforms technologies, llc
IPC Code(s): G02B27/01, F21V8/00, G02B27/28
CPC Code(s): G02B27/0179
Abstract: the disclosed display system may include a projector including a light source configured to output light at an exit pupil, and a retroreflector configured to redirect the light from the exit pupil toward a relayed pupil. the display system may also include one or more beamsplitters, pupil steering elements, and/or waveguides. various other methods, systems, and computer-readable media are also disclosed.
Inventor(s): Youmin Wang of Bellevue WA (US) for meta platforms technologies, llc, Gaetano Aiello of Redmond WA (US) for meta platforms technologies, llc, Robert Dale Cavin of Bellevue WA (US) for meta platforms technologies, llc, Yatong An of Redmond WA (US) for meta platforms technologies, llc
IPC Code(s): G06F3/01, G01J1/04, G02B27/01
CPC Code(s): G06F3/013
Abstract: an eye tracking system for a head-mounted device determines depth characteristics of an eye in an eyebox region. the eye tracking system includes a detector array, a scanning mirror, and a light source. the detector array is oriented on the head-mounted device to receive reflected light from an eyebox region of the head-mounted device. the scanning mirror is optically coupled between the eyebox region and the detector array. the scanning mirror is configured to rotate to direct the reflected light from a plurality of locations within the eyebox region to the detector array. the light source configured to provide pulses of light to illuminate at least part of the eyebox region.
Inventor(s): Daniel Wetmore of Brooklyn CA (US) for meta platforms technologies, llc
IPC Code(s): G06T19/00, A61B5/00, A61B5/11, A61B5/22, G06F3/01, G16H20/30, G16H80/00
CPC Code(s): G06T19/006
Abstract: the disclosed system for interacting with objects in an extended reality (xr) environment generated by an xr system may include (1) neuromuscular sensors configured to sense neuromuscular signals from a wrist of a user and (2) at least one computer processor programmed to (a) determine, based at least in part on the sensed neuromuscular signals, information relating to an interaction of the user with an object in the xr environment and (b) instruct the xr system to, based on the determined information relating to the interaction of the user with the object, augment the interaction of the user with the object in the xr environment. other embodiments of this aspect include corresponding apparatus, and computer programs recorded on one or more computer storage devices, each configured to perform the actions of the methods.
Inventor(s): Yasuo Morimoto of Cupertino CA (US) for meta platforms technologies, llc, Jiang Zhu of Cupertino CA (US) for meta platforms technologies, llc, Afsoon Jamali of Issaquah WA (US) for meta platforms technologies, llc
IPC Code(s): H01Q1/27, H01Q1/38
CPC Code(s): H01Q1/273
Abstract: the disclosed system may include a support structure and a lens, mounted to the support structure, that includes a conductive layer with a metal mesh formed into a non-periodic grid. various other wearable devices, apparatuses, and methods of manufacturing are also disclosed.
Inventor(s): Qiuming Li of Palo Alto CA (US) for meta platforms technologies, llc, Hongyu Zhou of San Francisco CA (US) for meta platforms technologies, llc, Bo Zhang of San Jose CA (US) for meta platforms technologies, llc
IPC Code(s): H04B1/00, H04B1/40
CPC Code(s): H04B1/006
Abstract: disclosed herein are systems and method for using a cellular communication chain integrated with rfid wireless communication to communicate with an external rfid tag and a cellular wireless base station. a front end circuit can receive a first rf signal as input and can provide, as output, a processed first rf signal for wireless communication via a cellular network and be a low-band signal. an rfid circuit can generate a second rf signal for wireless communication with an rf identifier tag. a switch circuit or one or more toggle switches can be configured to route the processed first rf signal for transmission via an antenna for the wireless communication via the cellular network and route the second rf signal for transmission via the antenna for the wireless communication with the rf identifier tag.
Meta Platforms Technologies, LLC patent applications on March 20th, 2025
- Meta Platforms Technologies, LLC
- A61B3/10
- G02B27/01
- G06F3/01
- G06T19/00
- CPC A61B3/101
- Meta platforms technologies, llc
- A61B5/383
- A61B5/00
- A61B5/395
- CPC A61B5/383
- G02B5/18
- F21V8/00
- G02B6/12
- G02B6/122
- G02B6/124
- G02B6/132
- G02B27/00
- G02B27/42
- CPC G02B5/1857
- G02B5/30
- CPC G02B5/3016
- G02B26/08
- CPC G02B27/0093
- G02C7/10
- G02F1/01
- CPC G02B27/0172
- G02B27/28
- CPC G02B27/0179
- G01J1/04
- CPC G06F3/013
- A61B5/11
- A61B5/22
- G16H20/30
- G16H80/00
- CPC G06T19/006
- H01Q1/27
- H01Q1/38
- CPC H01Q1/273
- H04B1/00
- H04B1/40
- CPC H04B1/006
