Patents by Inventor Paul Rudy

Paul Rudy 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: 10816801
    Abstract: The present invention is directed to wearable display technologies. More specifically, various embodiments of the present invention provide wearable augmented reality glasses incorporating projection display systems where one or more laser diodes are used as light source for illustrating images with optical delivery to the eye using transparent waveguides. In one set of embodiments, the present invention provides wearable augmented reality glasses incorporating projector systems that utilize transparent waveguides and blue and/or green laser fabricated using gallium nitride containing material. In another set of embodiments, the present invention provides wearable augmented reality glasses incorporating projection systems having digital lighting processing engines illuminated by blue and/or green laser devices with optical delivery to the eye using transparent waveguides.
    Type: Grant
    Filed: March 6, 2018
    Date of Patent: October 27, 2020
    Assignee: Soraa Laser Diode, Inc.
    Inventors: Paul Rudy, James W. Raring, Eric Goutain, Hua Huang
  • Publication number: 20200333605
    Abstract: The present invention is directed to wearable display technologies. More specifically, various embodiments of the present invention provide wearable augmented reality glasses incorporating projection display systems where one or more laser diodes are used as light source for illustrating images with optical delivery to the eye using transparent waveguides. In one set of embodiments, the present invention provides wearable augmented reality glasses incorporating projector systems that utilize transparent waveguides and blue and/or green laser fabricated using gallium nitride containing material. In another set of embodiments, the present invention provides wearable augmented reality glasses incorporating projection systems having digital lighting processing engines illuminated by blue and/or green laser devices with optical delivery to the eye using transparent waveguides.
    Type: Application
    Filed: July 6, 2020
    Publication date: October 22, 2020
    Inventors: Paul Rudy, James W. Raring, Eric Goutain, Hua Huang
  • Patent number: 10809606
    Abstract: A structured phosphor device includes a frame member comprising wall regions separating multiple openings of window regions. Further, the structured phosphor device includes a phosphor material filled in each of the multiple openings with a first surface thereof being exposed to an excitation light from one or more laser sources to generate an emitted light out of each window region. Additionally, the structured phosphor device includes an anti-reflective film overlying the first surface of the phosphor material. Furthermore, the structured phosphor device includes a substrate attached to a second surface of the phosphor material in each of the multiple openings. Alternatively, the structured phosphor device includes an array of phosphor pixels dividing a plate of single-crystalline or poly-crystalline phosphor material separated by optically reflective and thermally conductive walls. A dynamic lighting system based on the arrays of phosphor pixels for single or full color image projection is also disclosed.
    Type: Grant
    Filed: January 10, 2020
    Date of Patent: October 20, 2020
    Assignee: Soraa Laser Diode, Inc.
    Inventors: Vlad Joseph Novotny, Troy Trottier, James W. Raring, Paul Rudy
  • Patent number: 10784960
    Abstract: A packaged integrated white light source configured for illumination and communication or sensing comprises one or more laser diode devices. An output facet configured on the laser diode device outputs a laser beam of first electromagnetic radiation with a first peak wavelength. The first wavelength from the laser diode provides at least a first carrier channel for a data or sensing signal.
    Type: Grant
    Filed: February 6, 2020
    Date of Patent: September 22, 2020
    Assignee: Soraa Laser Diode, Inc.
    Inventors: Melvin McLaurin, James W. Raring, Paul Rudy, Vlad Novotny
  • Patent number: 10771155
    Abstract: A smart light source configured for visible light communication. The light source includes a controller comprising a modem configured to receive a data signal and generate a driving current and a modulation signal based on the data signal. Additionally, the light source includes a light emitter configured as a pump-light device to receive the driving current for producing a directional electromagnetic radiation with a first peak wavelength in the ultra-violet or blue wavelength regime modulated to carry the data signal using the modulation signal. Further, the light source includes a pathway configured to direct the directional electromagnetic radiation and a wavelength converter optically coupled to the pathway to receive the directional electromagnetic radiation and to output a white-color spectrum. Furthermore, the light source includes a beam shaper configured to direct the white-color spectrum for illuminating a target of interest and transmitting the data signal.
    Type: Grant
    Filed: September 28, 2017
    Date of Patent: September 8, 2020
    Assignee: Soraa Laser Diode, Inc.
    Inventors: Melvin McLaurin, James W. Raring, Paul Rudy, Vlad Novotny
  • Publication number: 20200274333
    Abstract: A multi-emitter laser diode device includes a carrier chip singulated from a carrier wafer. The carrier chip has a length and a width, and the width defines a first pitch. The device also includes a plurality of epitaxial mesa dice regions transferred to the carrier chip from a substrate and attached to the carrier chip at a bond region. Each of the epitaxial mesa dice regions is arranged on the carrier chip in a substantially parallel configuration and positioned at a second pitch defining the distance between adjacent epitaxial mesa dice regions. Each of the plurality of epitaxial mesa dice regions includes epitaxial material, which includes an n-type cladding region, an active region having at least one active layer region, and a p-type cladding region. The device also includes one or more laser diode stripe regions, each of which has a pair of facets forming a cavity region.
    Type: Application
    Filed: February 14, 2020
    Publication date: August 27, 2020
    Inventors: Dan Steigerwald, Melvin McLaurin, Eric Goutain, Alexander Sztein, Po Shan Hsu, Paul Rudy, James W. Raring
  • Patent number: 10749315
    Abstract: A multi-wavelength light emitting device is manufactured by forming first and second epitaxial materials overlying first and second surface regions. The first and second epitaxial materials are patterned to form a plurality of first and second epitaxial dice. At least one of the first plurality of epitaxial dice and at least one of the second plurality of epitaxial dice are transferred from first and second substrates, respectively, to a carrier wafer by selectively etching a release region, separating from the substrate each of the epitaxial dice that are being transferred, and selectively bonding to the carrier wafer each of the epitaxial dice that are being transferred. The transferred first and second epitaxial dice are processed on the carrier wafer to form a plurality of light emitting devices capable of emitting at least a first wavelength and a second wavelength.
    Type: Grant
    Filed: November 21, 2017
    Date of Patent: August 18, 2020
    Assignee: Soraa Laser Diode, Inc.
    Inventors: Melvin McLaurin, Alexander Sztein, Po Shan Hsu, Eric Goutain, James W. Raring, Paul Rudy, Vlad Novotny
  • Publication number: 20200244046
    Abstract: A multi-wavelength light emitting device is manufactured by forming first and second epitaxial materials overlying first and second surface regions. The first and second epitaxial materials are patterned to form a plurality of first and second epitaxial dice. At least one of the first plurality of epitaxial dice and at least one of the second plurality of epitaxial dice are transferred from first and second substrates, respectively, to a carrier wafer by selectively etching a release region, separating from the substrate each of the epitaxial dice that are being transferred, and selectively bonding to the carrier wafer each of the epitaxial dice that are being transferred. The transferred first and second epitaxial dice are processed on the carrier wafer to form a plurality of light emitting devices capable of emitting at least a first wavelength and a second wavelength.
    Type: Application
    Filed: April 9, 2020
    Publication date: July 30, 2020
    Inventors: Melvin McLaurin, Alexander Sztein, Po Shan Hsu, Eric Goutain, James W. Raring, Paul Rudy, Vlad Novotny
  • Publication number: 20200233292
    Abstract: A laser-based fiber-coupled white light system is provided. The system includes a laser device comprising a gallium and nitrogen containing emitting region having an output facet configured to output a laser emission with a first wavelength ranging from 385 nm to 495 nm. The system further includes a phosphor member to receive the laser emission in a range of angles of incidence to a spot on a primary surface with a size greater than 5 ?m. The phosphor member converts the laser emission with the first wavelength to a phosphor emission with a second wavelength in either reflective or transmissive mode and mixed at least partially with laser emission to produce a white light emission. Additionally, the system includes a fiber coupled to the phosphor member to capture the white light emission to deliver the white light emission to a remote lighthead or distribute the white light emission directly.
    Type: Application
    Filed: January 18, 2019
    Publication date: July 23, 2020
    Inventors: Paul Rudy, James W. Raring, Eric Goutain
  • Publication number: 20200232611
    Abstract: A laser-based fiber-coupled white light system is provided. The system includes a laser device comprising a gallium and nitrogen containing emitting region having an output facet configured to output a laser emission with a first wavelength ranging from 385 nm to 495 nm. The system further includes a phosphor member integrated with light collimation elements. The phosphor member converts the laser emission with the first wavelength to a phosphor emission with a second wavelength in either reflective or transmissive mode and mixed partially with laser emission to produce a white light emission. The system includes a transport fiber coupled to the phosphor member via the light collimation elements to receive the white light emission and deliver the white light emission remotely to one or more passive luminaries substantially free of electrical or moving parts disposed at remote distances from a dedicated source area.
    Type: Application
    Filed: October 9, 2019
    Publication date: July 23, 2020
    Inventors: James W. Raring, Paul Rudy, Sten Heikman, Ryan Gresback, Julian Carey
  • Publication number: 20200232610
    Abstract: A laser-based fiber-coupled white light system is provided. The system includes a laser device comprising a gallium and nitrogen containing emitting region having an output facet configured to output a laser emission with a first wavelength ranging from 385 nm to 495 nm. The system further includes a phosphor member integrated with light collimation elements. The phosphor member converts the laser emission with the first wavelength to a phosphor emission with a second wavelength in either reflective or transmissive mode and mixed partially with laser emission to produce a white light emission. The system includes a transport fiber coupled to the phosphor member via the light collimation elements to receive the white light emission and deliver the white light emission remotely to one or more passive luminaries substantially free of electrical or moving parts disposed at remote distances from a dedicated source area.
    Type: Application
    Filed: October 9, 2019
    Publication date: July 23, 2020
    Inventors: James W. Raring, Paul Rudy, Sten Heikman, Ryan Gresback, Julian Carey
  • Publication number: 20200232618
    Abstract: A laser-based fiber-coupled white light system is provided. The system includes a laser device comprising a gallium and nitrogen containing emitting region having an output facet configured to output a laser emission with a first wavelength ranging from 385 nm to 495 nm. The system further includes a phosphor member integrated with light collimation elements. The phosphor member converts the laser emission with the first wavelength to a phosphor emission with a second wavelength in either reflective or transmissive mode and mixed partially with laser emission to produce a white light emission. The system includes a transport fiber coupled to the phosphor member via the light collimation elements to receive the white light emission and deliver the white light emission remotely to a lighthead for either directly distributing white light on road or to a leaky fiber for illumination applications by side-scattering.
    Type: Application
    Filed: April 10, 2019
    Publication date: July 23, 2020
    Inventors: Paul Rudy, James W. Raring
  • Patent number: 10718491
    Abstract: A light source system or apparatus configured with an infrared illumination source includes a gallium and nitrogen containing laser diode based white light source. The light source system includes a first pathway configured to direct directional electromagnetic radiation from the gallium and nitrogen containing laser diode to a first wavelength converter and to output a white light emission. In some embodiments infrared emitting laser diodes are included to generate the infrared illumination. In some embodiments infrared emitting wavelength converter members are included to generate the infrared illumination. In some embodiments a second wavelength converter is optically excited by a UV or blue emitting gallium and nitrogen containing laser diode, a laser diode operating in the long wavelength visible spectrum such as a green laser diode or a red laser diode, by a near infrared emitting laser diode, by the white light emission produced by the first wavelength converter, or by some combination thereof.
    Type: Grant
    Filed: July 16, 2019
    Date of Patent: July 21, 2020
    Assignee: Soraa Laser Diode, Inc.
    Inventors: James W. Raring, Paul Rudy, Melvin McLaurin, Troy Trottier, Steven DenBaars
  • Patent number: 10720757
    Abstract: A method for fabricating a laser diode device includes providing a gallium and nitrogen containing substrate member comprising a surface region, a release material overlying the surface region, an n-type gallium and nitrogen containing material; an active region overlying the n-type gallium and nitrogen containing material, a p-type gallium and nitrogen containing material; and a first transparent conductive oxide material overlying the p-type gallium and nitrogen containing material, and an interface region overlying the first transparent conductive oxide material. The method includes bonding the interface region to a handle substrate and subjecting the release material to an energy source to initiate release of the gallium and nitrogen containing substrate member.
    Type: Grant
    Filed: December 12, 2018
    Date of Patent: July 21, 2020
    Assignee: Soraa Lase Diode, Inc.
    Inventors: James W. Raring, Melvin McLaurin, Paul Rudy, Po Shan Hsu, Alexander Sztein
  • Publication number: 20200225566
    Abstract: The present invention is directed to display technologies. More specifically, various embodiments of the present invention provide projection display systems where one or more laser diodes are used as a light source.
    Type: Application
    Filed: March 31, 2020
    Publication date: July 16, 2020
    Inventors: James W. Raring, Paul Rudy
  • Publication number: 20200228771
    Abstract: In an example, the present invention provides an optical engine apparatus. The apparatus has a laser diode device, the laser diode device characterized by a wavelength ranging from 300 to 2000 nm or any variations thereof. In an example, the apparatus has a lens coupled to an output of the laser diode device and a scanning mirror device operably coupled to the laser diode device. In an example, the apparatus has an un-patterned phosphor plate coupled to the scanning mirror and configured with the laser device; and a spatial image formed on a portion of the un-patterned phosphor plate configured by a modulation of the laser and movement of the scanning mirror device.
    Type: Application
    Filed: December 6, 2019
    Publication date: July 16, 2020
    Inventors: Vlad Joseph Novotny, Paul Rudy
  • Publication number: 20200224831
    Abstract: A method and device for emitting electromagnetic radiation at high power using nonpolar or semipolar gallium containing substrates such as GaN, AlN, InN, InGaN, AlGaN, and AlInGaN, is provided. In various embodiments, the laser device includes plural laser emitters emitting green or blue laser light, integrated a substrate.
    Type: Application
    Filed: March 30, 2020
    Publication date: July 16, 2020
    Inventors: Eric Goutain, James W. Raring, Paul Rudy, Hua Huang
  • Publication number: 20200228204
    Abstract: A packaged integrated white light source configured for illumination and communication or sensing comprises one or more laser diode devices. An output facet configured on the laser diode device outputs a laser beam of first electromagnetic radiation with a first peak wavelength. The first wavelength from the laser diode provides at least a first carrier channel for a data or sensing signal.
    Type: Application
    Filed: February 6, 2020
    Publication date: July 16, 2020
    Inventors: Melvin McLaurin, James W. Raring, Paul Rudy, Vlad Novotny
  • Publication number: 20200200363
    Abstract: The present disclosure provides an apparatus for generating fiber delivered laser-induced dynamically controlled white light emission. The apparatus includes a laser diode unit for generating a laser electromagnetic radiation with a blue emission in a range from 395 nm to 490 nm that is delivered by an optical fiber. The apparatus further includes a dynamic phosphor unit configured to receive the laser exited from the optical fiber and controllably deflect a beam focused by a first optics sub-unit to a surface spot on a phosphor plate to produce a white light emission. Additionally, and the dynamic phosphor unit includes a second optics sub-unit configured to collect the white light emission and to project to a far field. Furthermore, the apparatus includes an electronics control unit comprising a laser diode driver and a MEMS driver for respectively control the laser diode unit and the dynamic phosphor unit in mutually synchronized manner.
    Type: Application
    Filed: December 21, 2018
    Publication date: June 25, 2020
    Inventors: Jim Harrison, Lj Ristic, Oscar Romero, Eric Goutain, Paul Rudy, James W. Raring, Vlad Novotny
  • Publication number: 20200200348
    Abstract: The present disclosure provides an apparatus for generating fiber delivered laser-induced white light The apparatus includes a package case enclosing a board member with an electrical connector through a cover member and a laser module configured to the board member inside the package case. The laser module comprises a support member, at least one laser diode device configured to emit a laser light of a first wavelength, a set of optics to guide the laser light towards an output port. Additionally, the apparatus includes a fiber assembly configured to receive the laser light from the output port for further delivering to a light head member disposed in a remote destination. A phosphor material disposed in the light head member receives the laser light exited from the fiber assembly to induce a phosphor emission of a second wavelength for producing a white light emission substantially reflected therefrom for various applications.
    Type: Application
    Filed: December 21, 2018
    Publication date: June 25, 2020
    Inventors: Oscar Romero, Jim Harrison, Eric Goutain, James W. Raring, Paul Rudy, Daming Liu