Patents Assigned to Patent-Treuhend-Gesellschaft fuer Elektrische Glüehlampen mbH
  • Fluorescent lamp with luminescent material layer thickness according to the geometrical discharge distribution
    Patent number: 6340862
    Abstract: A fluorescent lamp, in particular for the backlighting of liquid crystal display screens, having a discharge vessel with a gas filling, the discharge vessel having a fluorescent layer and an electrode structure for a dielectric impeded discharge, the electrode structure fixing a geometric distribution of partial discharges and the fluorescent layer having a thickness variation in accordance to the geometrical distribution of the partial discharges.
    Type: Grant
    Filed: December 16, 1999
    Date of Patent: January 22, 2002
    Assignee: Patent-Treuhend-Gesellschaft fuer Elektrische Glüehlampen mbH
    Inventors: Reinhard Lecheler, Hermann Schweizer, Michael Seibold