Patents by Inventor Welli Wang

Welli Wang 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).

  • Hybrid triple-mode ceramic/metallic coaxial filter assembly
    Publication number: 20050128031
    Abstract: A hybrid filter assembly is provided having a first ceramic triple-mode mono-block resonator, a second ceramic triple-mode mono-block resonator and at least one metallic resonator coupled to at least one of the first and second mono-block resonators. Each triple-mode mono-block resonator supports three resonant modes and each metallic resonator supports an additional mode, thereby providing a hybrid filter assembly of reduced size having more than six poles.
    Type: Application
    Filed: December 16, 2003
    Publication date: June 16, 2005
    Inventors: William Wilber, Welli Wang