Patents Assigned to PD-LD Incorporated
  • Variable attenuator connector
    Patent number: RE38205
    Abstract: The disclosure describes a connector for fiber optic transmission cables, incorporating into it a variable attenuator. The variable attenuation is achieved by having a screw arrangement vary an air gap, and additional embodiments of the invention feature ways of fixing the attenuation at a given level and of minimizing back-reflection.
    Type: Grant
    Filed: October 23, 1998
    Date of Patent: July 29, 2003
    Assignees: Johanson Manufacturing Corporation, PD-LD Incorporated
    Inventors: John P. Loughlin, Ronald Joseph Vecchio, Vladimir Sinisa Ban, Cuneyt Erdogan