Patents Assigned to Osram Opto Semiconductors GbmH
  • Led-based illumination unit
    Patent number: 7183706
    Abstract: The inventive white-light emitting luminescent conversion LED uses a chlorosilicate luminous substance which is doped with europium in addition to containing Ca and Mg and a garnet rare-earth substance, especially Y and/or Tb. This results in high quality color reproduction and highly constant lighting properties at various temperatures.
    Type: Grant
    Filed: December 29, 2005
    Date of Patent: February 27, 2007
    Assignees: Patent-Treuhand-Gesellschaft fur Elektrische Gluhlampen mbH, Osram Opto Semiconductors GbmH
    Inventors: Andries Ellens, Frank Jermann, Michael Ostertag
  • LED-based white-emitting illumination unit
    Publication number: 20060103291
    Abstract: The inventive white-light emitting luminescent conversion LED uses a chlorosilicate luminous substance which is doped with europium in addition to containing Ca and Mg and a garnet rare-earth substance, especially Y and/or Tb. This results in high quality colour reproduction and highly constant lighting properties at various temperatures.
    Type: Application
    Filed: December 29, 2005
    Publication date: May 18, 2006
    Applicants: PATENT-TREUHAND-GESELLSCHAFT FUR ELEKTRISCHE GLUHLAMPEN mbH, OSRAM OPTO SEMICONDUCTORS GbmH
    Inventors: Andries Ellens, Frank Jermann, Michael Ostertag
  • LED-based white-emitting illumination unit
    Publication number: 20050104503
    Abstract: The inventive white-light emitting luminescent conversion LED uses a chlorosilicate luminous substance which is doped with europium in addition to containing Ca and Mg and a garnet rare-earth substance, especially Y and/or Tb. This results in high quality colour reproduction and highly constant lighting properties at various temperatures.
    Type: Application
    Filed: December 22, 2004
    Publication date: May 19, 2005
    Applicants: PATENT-TREUHAND-GESELLSCHAFT FUR ELEKTRISCHE GLUHLAMPEN mbH,, OSRAM OPTO SEMICONDUCTORS GbmH
    Inventors: Andries Ellens, Frank Jermann, Michael Ostertag