Patents by Inventor Padraig Hughes

Padraig Hughes has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 11468830
    Abstract: A method of fabricating an image generator for use in a display, the method comprising: fabricating a plurality of discrete ILED array chips comprising a plurality of ILED emitters configured to produce light having the same wavelength, and wherein each of the plurality of ILED array chips is configured to produce light having one of a plurality of wavelengths; positioning the plurality of discrete ILED array chips on a carrier substrate such that a plurality of ILED emitters from adjacent chips form a pixel of a display; and bonding a first surface of the plurality of ILED array chips to a driver backplane such that electrical contacts of the plurality of ILED array chips are in electrical communication with the driver backplane, wherein the driver backplane comprises electronics for driving the ILED array chips.
    Type: Grant
    Filed: December 29, 2021
    Date of Patent: October 11, 2022
    Assignee: Meta Platforms Technologies, LLC
    Inventors: William Henry, Padraig Hughes, Joseph O'Keeffe
  • Publication number: 20220319383
    Abstract: A display (100) comprising a plurality of LED chips (604), each LED chip (604) comprising a plurality of light emitting elements (606a-c). Each LED chip (604) is arranged such that a first light emitting element (606a) is configured to illuminate a sub-pixel, and a second light emitting element (606b) is configured to illuminate a sub-pixel using substantially the same wavelength of light as the first light emitting element. There is also described an LED chip, a display pixel, a controlling method, a computer device and a computer program for a display.
    Type: Application
    Filed: June 8, 2022
    Publication date: October 6, 2022
    Inventors: Padraig Hughes, William Henry, Joseph O'Keeffe
  • Patent number: 11386831
    Abstract: A display (100) comprising a plurality of LED chips (604), each LED chip (604) comprising a plurality of light emitting elements (606a-c). Each LED chip (604) is arranged such that a first light emitting element (606a) is configured to illuminate a sub-pixel, and a second light emitting element (606b) is configured to illuminate a sub-pixel using substantially the same wavelength of light as the first light emitting element. There is also described an LED chip, a display pixel, a controlling method, a computer device and a computer program for a display.
    Type: Grant
    Filed: February 12, 2021
    Date of Patent: July 12, 2022
    Assignee: Meta Platforms Technologies, LLC
    Inventors: Padraig Hughes, William Henry, Joseph O'Keeffe
  • Patent number: 11341903
    Abstract: A sub-pixel for an LED display, the sub-pixel comprising a first light emitting device having a first emission beam angle and a second light emitting device having a second beam angle, the second emission beam angle being different to the first emission beam angle. There is also described a display using a plurality of the sub-pixels.
    Type: Grant
    Filed: December 22, 2020
    Date of Patent: May 24, 2022
    Assignee: Facebook Technologies, LLC
    Inventors: Padraig Hughes, Joseph O'Keeffe, William Henry
  • Publication number: 20220148495
    Abstract: A method of fabricating an image generator for use in a display, the method comprising: fabricating a plurality of discrete ILED array chips comprising a plurality of ILED emitters configured to produce light having the same wavelength, and wherein each of the plurality of ILED array chips is configured to produce light having one of a plurality of wavelengths; positioning the plurality of discrete ILED array chips on a carrier substrate such that a plurality of ILED emitters from adjacent chips form a pixel of a display; and bonding a first surface of the plurality of ILED array chips to a driver backplane such that electrical contacts of the plurality of ILED array chips are in electrical communication with the driver backplane, wherein the driver backplane comprises electronics for driving the ILED array chips.
    Type: Application
    Filed: December 29, 2021
    Publication date: May 12, 2022
    Inventors: William Henry, Padraig Hughes, Joseph O'Keeffe
  • Patent number: 11244605
    Abstract: A method of fabricating an image generator for use in a display, the method comprising: fabricating a plurality of discrete ILED array chips comprising a plurality of ILED emitters configured to produce light having the same wavelength, and wherein each of the plurality of ILED array chips is configured to produce light having one of a plurality of wavelengths; positioning the plurality of discrete ILED array chips on a carrier substrate such that a plurality of ILED emitters from adjacent chips form a pixel of a display; and bonding a first surface of the plurality of ILED array chips to a driver backplane such that electrical contacts of the plurality of ILED array chips are in electrical communication with the driver backplane, wherein the driver backplane comprises electronics for driving the ILED array chips.
    Type: Grant
    Filed: March 15, 2021
    Date of Patent: February 8, 2022
    Assignee: Facebook Technologies, LLC
    Inventors: William Henry, Padraig Hughes, Joseph O'Keeffe
  • Publication number: 20220037293
    Abstract: An image generator for use in a display device, the image generator comprising a plurality of ILED array chips each comprising a plurality of ILED emitters and arranged in an array such that each of a plurality of pixels of the image generator comprises an ILED emitter from each of a plurality of adjacent ILED array chips. The total area of ILED emitter material be less than 50% of the area of each pixel. The image generator may comprise secondary optics in optical communication with an output of the plurality of ILED emitters of an ILED array chip and configured to direct light from the ILED emitters towards an emission region of the associated pixel.
    Type: Application
    Filed: September 24, 2021
    Publication date: February 3, 2022
    Inventors: William Henry, Padraig Hughes, Joseph O'Keeffe
  • Patent number: 11158613
    Abstract: An image generator for use in a display device, the image generator comprising a plurality of ILED array chips each comprising a plurality of ILED emitters and arranged in an array such that each of a plurality of pixels of the image generator comprises an ILED emitter from each of a plurality of adjacent ILED array chips. The total area of ILED emitter material be less than 50% of the area of each pixel. The image generator may comprise secondary optics in optical communication with an output of the plurality of ILED emitters of an ILED array chip and configured to direct light from the ILED emitters towards an emission region of the associated pixel.
    Type: Grant
    Filed: May 22, 2020
    Date of Patent: October 26, 2021
    Assignee: Facebook Technologies, LLC
    Inventors: William Henry, Padraig Hughes, Joseph O'Keeffe
  • Publication number: 20210217356
    Abstract: A method of fabricating an image generator for use in a display, the method comprising: fabricating a plurality of discrete ILED array chips comprising a plurality of ILED emitters configured to produce light having the same wavelength, and wherein each of the plurality of ILED array chips is configured to produce light having one of a plurality of wavelengths; positioning the plurality of discrete ILED array chips on a carrier substrate such that a plurality of ILED emitters from adjacent chips form a pixel of a display; and bonding a first surface of the plurality of ILED array chips to a driver backplane such that electrical contacts of the plurality of ILED array chips are in electrical communication with the driver backplane, wherein the driver backplane comprises electronics for driving the ILED array chips.
    Type: Application
    Filed: March 15, 2021
    Publication date: July 15, 2021
    Inventors: William Henry, Padraig Hughes, Joseph O'Keeffe
  • Publication number: 20210174730
    Abstract: A display (100) comprising a plurality of LED chips (604), each LED chip (604) comprising a plurality of light emitting elements (606a-c). Each LED chip (604) is arranged such that a first light emitting element (606a) is configured to illuminate a sub-pixel, and a second light emitting element (606b) is configured to illuminate a sub-pixel using substantially the same wavelength of light as the first light emitting element. There is also described an LED chip, a display pixel, a controlling method, a computer device and a computer program for a display.
    Type: Application
    Filed: February 12, 2021
    Publication date: June 10, 2021
    Inventors: Padraig Hughes, William Henry, Joseph O'Keeffe
  • Patent number: 10984705
    Abstract: A method of fabricating an image generator for use in a display, the method comprising: fabricating a plurality of discrete ILED array chips comprising a plurality of ILED emitters configured to produce light having the same wavelength, and wherein each of the plurality of ILED array chips is configured to produce light having one of a plurality of wavelengths; positioning the plurality of discrete ILED array chips on a carrier substrate such that a plurality of ILED emitters from adjacent chips form a pixel of a display; and bonding a first surface of the plurality of ILED array chips to a driver backplane such that electrical contacts of the plurality of ILED array chips are in electrical communication with the driver backplane, wherein the driver backplane comprises electronics for driving the ILED array chips.
    Type: Grant
    Filed: November 5, 2019
    Date of Patent: April 20, 2021
    Assignee: Facebook Technologies, LLC
    Inventors: William Henry, Padraig Hughes, Joseph O'Keeffe
  • Publication number: 20210110764
    Abstract: A sub-pixel for an LED display, the sub-pixel comprising a first light emitting device having a first emission beam angle and a second light emitting device having a second beam angle, the second emission beam angle being different to the first emission beam angle. There is also described a display using a plurality of the sub-pixels.
    Type: Application
    Filed: December 22, 2020
    Publication date: April 15, 2021
    Inventors: Padraig Hughes, Joseph O'Keeffe, William Henry
  • Patent number: 10957241
    Abstract: A display (100) comprising a plurality of LED chips (604), each LED chip (604) comprising a plurality of light emitting elements (606a-c). Each LED chip (604) is arranged such that a first light emitting element (606a) is configured to illuminate a sub-pixel, and a second light emitting element (606b) is configured to illuminate a sub-pixel using substantially the same wavelength of light as the first light emitting element. There is also described an LED chip, a display pixel, a controlling method, a computer device and a computer program for a display.
    Type: Grant
    Filed: December 9, 2019
    Date of Patent: March 23, 2021
    Assignee: Facebook Technologies, LLC
    Inventors: Padraig Hughes, William Henry, Joseph O'Keeffe
  • Patent number: 10937361
    Abstract: A sub-pixel for an LED display, the sub-pixel comprising a first light emitting device having a first emission beam angle and a second light emitting device having a second beam angle, the second emission beam angle being different to the first emission beam angle. There is also described a display using a plurality of the sub-pixels.
    Type: Grant
    Filed: October 22, 2015
    Date of Patent: March 2, 2021
    Assignee: Facebook Technologies, LLC
    Inventors: Padraig Hughes, Joseph O'Keeffe, William Henry
  • Patent number: 10878733
    Abstract: A method for manufacturing a display element comprising a plurality of pixels, each comprising a plurality of sub-pixels. The method comprises undertaking, using a pick up tool, a first placement cycle (1908) comprising picking up a plurality of first, untested LED dies and placing them on a display substrate at locations corresponding to the plurality of pixels, testing (1912) the first LED emitters on the display substrate to determine one or more locations of non-functional first LED emitters, selecting one or more second tested LED dies based on a result of the test, configuring the selected one or more second LED dies to enable their pick up and placement on the display substrate and undertaking, using the PUT, a second placement cycle (2008) comprising picking up the selected one or more second LED dies and placing them on the display substrate at the determined locations of the non-functional first LED emitters.
    Type: Grant
    Filed: September 2, 2016
    Date of Patent: December 29, 2020
    Assignee: Facebook Technologies, LLC
    Inventors: Padraig Hughes, Joseph O'Keeffe, Celine Oyer, William Henry, David Massoubre, Pooya Saketi
  • Patent number: 10854782
    Abstract: A Light emitting diode (LED) includes a mesa structure, a light emitting source within the mesa structure, and a primary emission surface on a side of the LED opposed to a top of the mesa structure. The light emitting source is configured to emit light anisotropically in a first direction perpendicular to a second direction of emission of the light from the LED at the primary emission surface.
    Type: Grant
    Filed: September 30, 2019
    Date of Patent: December 1, 2020
    Assignee: Facebook Technologies, LLC
    Inventors: Vincent Brennan, Christopher Percival, Padraig Hughes, Allan Pourchet, Celine Claire Oyer
  • Publication number: 20200343228
    Abstract: An image generator for use in a display device, the image generator comprising a plurality of ILED array chips each comprising a plurality of ILED emitters and arranged in an array such that each of a plurality of pixels of the image generator comprises an ILED emitter from each of a plurality of adjacent ILED array chips. The total area of ILED emitter material be less than 50% of the area of each pixel. The image generator may comprise secondary optics in optical communication with an output of the plurality of ILED emitters of an ILED array chip and configured to direct light from the ILED emitters towards an emission region of the associated pixel.
    Type: Application
    Filed: May 22, 2020
    Publication date: October 29, 2020
    Inventors: William Henry, Padraig Hughes, Joseph O'Keeffe
  • Patent number: 10707191
    Abstract: An image generator for use in a display device, the image generator comprising a plurality of ILED array chips each comprising a plurality of ILED emitters and arranged in an array such that each of a plurality of pixels of the image generator comprises an ILED emitter from each of a plurality of adjacent ILED array chips. The total area of ILED emitter material be less than 50% of the area of each pixel. The image generator may comprise secondary optics in optical communication with an output of the plurality of ILED emitters of an ILED array chip and configured to direct light from the ILED emitters towards an emission region of the associated pixel.
    Type: Grant
    Filed: February 6, 2019
    Date of Patent: July 7, 2020
    Assignee: Facebook Technologies, LLC
    Inventors: William Henry, Padraig Hughes, Joseph O'Keeffe
  • Publication number: 20200168146
    Abstract: A display (100) comprising a plurality of LED chips (604), each LED chip (604) comprising a plurality of light emitting elements (606a-c). Each LED chip (604) is arranged such that a first light emitting element (606a) is configured to illuminate a sub-pixel, and a second light emitting element (606b) is configured to illuminate a sub-pixel using substantially the same wavelength of light as the first light emitting element. There is also described an LED chip, a display pixel, a controlling method, a computer device and a computer program for a display.
    Type: Application
    Filed: December 9, 2019
    Publication date: May 28, 2020
    Inventors: Padraig Hughes, William Henry, Joseph O'Keeffe
  • Publication number: 20200126477
    Abstract: A method of fabricating an image generator for use in a display, the method comprising: fabricating a plurality of discrete ILED array chips comprising a plurality of ILED emitters configured to produce light having the same wavelength, and wherein each of the plurality of ILED array chips is configured to produce light having one of a plurality of wavelengths; positioning the plurality of discrete ILED array chips on a carrier substrate such that a plurality of ILED emitters from adjacent chips form a pixel of a display; and bonding a first surface of the plurality of ILED array chips to a driver backplane such that electrical contacts of the plurality of ILED array chips are in electrical communication with the driver backplane, wherein the driver backplane comprises electronics for driving the ILED array chips.
    Type: Application
    Filed: November 5, 2019
    Publication date: April 23, 2020
    Inventors: William Henry, Padraig Hughes, Joseph O'Keeffe