Patents Assigned to Cooledge Lighting, Inc.
  • Dimming control for illumination systems
    Patent number: 9113513
    Abstract: Changes in light intensity emitted by an illumination system are controlled by receiving desired dimming signals, sampling the signals, and changing the output drive signal driving the illumination system by the change increment, until the light intensity emitted by the illumination system substantially matches the desired light intensity indicated by the dimming signal.
    Type: Grant
    Filed: January 8, 2015
    Date of Patent: August 18, 2015
    Assignee: Cooledge Lighting Inc.
    Inventor: Paul Jungwirth
  • Thermal management in electronic devices with yielding substrates
    Patent number: 9105829
    Abstract: In accordance with certain embodiments, heat-dissipating elements are integrated with semiconductor dies and substrates in order to facilitate heat dissipation therefrom during operation.
    Type: Grant
    Filed: March 14, 2014
    Date of Patent: August 11, 2015
    Assignee: Cooledge Lighting Inc.
    Inventor: Michael A. Tischler
  • Failure mitigation in arrays of light-emitting devices
    Patent number: 9107272
    Abstract: In accordance with certain embodiments, an illumination system comprising a plurality of power strings features elements facilitating compensation for failure of one or more light-emitting elements connected along each power string.
    Type: Grant
    Filed: September 12, 2014
    Date of Patent: August 11, 2015
    Assignee: Cooledge Lighting Inc.
    Inventors: Michael A. Tischler, Philippe M. Schick, Paul Jungwirth, Calvin Wade Sheen
  • Wiring boards for array-based electronic devices
    Patent number: 9089018
    Abstract: In accordance with certain embodiments, lighting systems include one or more lightsheets each including a plurality of strings of light-emitting elements, control elements, and power conductors for supplying power to the light-emitting elements and control elements.
    Type: Grant
    Filed: December 23, 2014
    Date of Patent: July 21, 2015
    Assignee: Cooledge Lighting Inc.
    Inventors: Michael A. Tischler, Paul Palfreyman, Philippe M. Schick, Paul Jungwirth
  • Electronic devices with yielding substrates
    Patent number: 9054290
    Abstract: In accordance with certain embodiments, a semiconductor die is adhered directly to a yielding substrate with a pressure-activated adhesive notwithstanding any nonplanarity of the surface of the semiconductor die or non-coplanarity of the semiconductor die contacts.
    Type: Grant
    Filed: August 11, 2014
    Date of Patent: June 9, 2015
    Assignee: Cooledge Lighting Inc.
    Inventors: Michael A. Tischler, Philippe M. Schick, Ian Ashdown, Calvin Wade Sheen, Paul Jungwirth
  • Engineered-phosphor LED packages and related methods
    Patent number: 9000663
    Abstract: In accordance with certain embodiments, a phosphor element at least partially surrounding a light-emitting die is shaped to influence color-temperature divergence.
    Type: Grant
    Filed: February 20, 2014
    Date of Patent: April 7, 2015
    Assignee: Cooledge Lighting Inc.
    Inventors: Tom Pinnington, Henry Ip, Michael A. Tischler, Ian Ashdown, Philippe M. Schick
  • Illumination control through selective activation and de-activation of lighting elements
    Patent number: 8988005
    Abstract: In various embodiments, an illumination system includes multiple light-emitting strings that are selectively activated or deactivated to regulate an overall output of the array.
    Type: Grant
    Filed: February 16, 2012
    Date of Patent: March 24, 2015
    Assignee: Cooledge Lighting Inc.
    Inventors: Paul Jungwirth, Ian Ashdown, Michael Albert Tischler
  • Wiring boards for array-based electronic devices
    Patent number: 8947001
    Abstract: In accordance with certain embodiments, lighting systems include one or more lightsheets each including a plurality of strings of light-emitting elements, control elements, and power conductors for supplying power to the light-emitting elements and control elements.
    Type: Grant
    Filed: March 13, 2013
    Date of Patent: February 3, 2015
    Assignee: Cooledge Lighting Inc.
    Inventors: Michael A. Tischler, Paul Jungwirth
  • Illumination device control systems and methods
    Patent number: 8937439
    Abstract: In various embodiments, a control system for an electronic circuit iteratively applies voltage to and senses current from a load to regulate operation of the load.
    Type: Grant
    Filed: May 7, 2014
    Date of Patent: January 20, 2015
    Assignee: Cooledge Lighting Inc.
    Inventors: Michael A. Tischler, William P. Coetzee, Paul Jungwirth
  • Engineered-phosphor LED packages and related methods
    Patent number: 8933478
    Abstract: In accordance with certain embodiments, regions of spatially varying wavelength-conversion particle concentration are formed over light-emitting dies.
    Type: Grant
    Filed: January 28, 2014
    Date of Patent: January 13, 2015
    Assignee: Cooledge Lighting Inc.
    Inventors: Michael A. Tischler, Ian Ashdown, Tom Pinnington, Henry Ip
  • Engineered-phosphor LED packages and related methods
    Patent number: 8933479
    Abstract: In accordance with certain embodiments, regions of spatially varying wavelength-conversion particle concentration are formed over light-emitting dies.
    Type: Grant
    Filed: March 17, 2014
    Date of Patent: January 13, 2015
    Assignee: Cooledge Lighting Inc.
    Inventors: Michael A. Tishcler, Ian Ashdown
  • Stress relief for array-based electronic devices
    Patent number: 8928014
    Abstract: In accordance with certain embodiments, an electric device includes a flexible substrate having first and second conductive traces on a first surface thereof and separated by a gap therebetween, an electronic component spanning the gap, and a stiffener configured to substantially prevent flexing of the substrate proximate the gap during flexing of the substrate.
    Type: Grant
    Filed: August 12, 2013
    Date of Patent: January 6, 2015
    Assignee: Cooledge Lighting Inc.
    Inventors: Michael A. Tischler, Paul Palfreyman, Philippe M. Schick
  • High efficiency LEDS and LED lamps
    Patent number: 8921134
    Abstract: In various embodiments, lighting systems include an electrically insulating carrier having a plurality of conductive elements disposed thereon, a light-emitting array, and at least one power source. The light-emitting array is disposed over the carrier and includes a plurality of light-emitting strings, each light-emitting string comprising a plurality of light-emitting diodes (LEDs) electrically connected in series. Each LED has at least two electrical contacts, and each electrical contact is electrically connected to a conductive element by a solder. The power source provides power to the light-emitting strings.
    Type: Grant
    Filed: January 23, 2013
    Date of Patent: December 30, 2014
    Assignee: Cooledge Lighting Inc.
    Inventors: Michael A. Tischler, Vladimir Odnoblyudov, David Keogh
  • Light-emitting dies incorporating wavelength-conversion materials and related methods
    Patent number: 8907362
    Abstract: In accordance with certain embodiments, semiconductor dies are embedded within polymeric binder to form, e.g., freestanding white light-emitting dies and/or composite wafers containing multiple light-emitting dies embedded in a single volume of binder.
    Type: Grant
    Filed: July 24, 2013
    Date of Patent: December 9, 2014
    Assignee: Cooledge Lighting Inc.
    Inventor: Michael A. Tischler
  • Undulating flexible illumination sheet with light emitting surface
    Patent number: D736421
    Type: Grant
    Filed: May 21, 2013
    Date of Patent: August 11, 2015
    Assignee: Cooledge Lighting Inc.
    Inventors: Paul Palfreyman, Michael A. Tischler, Paul Jungwirth, Philippe M. Schick
  • Undulating flexible illumination sheet with light-emitting surface regions
    Patent number: D736422
    Type: Grant
    Filed: May 21, 2013
    Date of Patent: August 11, 2015
    Assignee: Cooledge Lighting Inc.
    Inventors: Paul Palfreyman, Michael A. Tischler, Paul Jungwirth, Philippe M. Schick
  • Undulating flexible illumination sheet with opposing light-emitting surfaces
    Patent number: D736423
    Type: Grant
    Filed: May 21, 2013
    Date of Patent: August 11, 2015
    Assignee: Cooledge Lighting Inc.
    Inventors: Paul Palfreyman, Michael A. Tischler, Paul Jungwirth, Philippe M. Schick
  • Undulating flexible illumination sheet with opposing surfaces having light-emitting surface regions
    Patent number: D736424
    Type: Grant
    Filed: May 21, 2013
    Date of Patent: August 11, 2015
    Assignee: Cooledge Lighting Inc.
    Inventors: Paul Palfreyman, Michael A. Tischler, Paul Jungwirth, Philippe M. Schick
  • Undulating flexible illumination sheet with opposing surfaces having light-emitting surface regions
    Patent number: D736425
    Type: Grant
    Filed: May 21, 2013
    Date of Patent: August 11, 2015
    Assignee: Cooledge Lighting Inc.
    Inventors: Paul Palfreyman, Michael A. Tischler, Paul Jungwirth, Philippe M. Schick
  • Undulating flexible illumination sheet with light-emitting surface regions
    Patent number: D736963
    Type: Grant
    Filed: May 21, 2013
    Date of Patent: August 18, 2015
    Assignee: Cooledge Lighting Inc.
    Inventors: Paul Palfreyman, Michael A. Tischler, Paul Jungwirth, Philippe M. Schick