×

Folded strip line type dielectric resonator and multilayer dielectric filter using the same

  • US 5,446,430 A
  • Filed: 07/12/1993
  • Issued: 08/29/1995
  • Est. Priority Date: 11/12/1991
  • Status: Expired due to Fees
First Claim
Patent Images

1. A folded strip line type dielectric resonator comprising:

  • a U-shaped dielectric substrate with a cutout formed in a part thereof, said U-shaped dielectric substrate having a top surface, a bottom surface and lateral side surfaces including at least two end surfaces,an electrode formed on said lateral side surfaces but not on said top and bottom surfaces and not on one of said at least two end surfaces in a vicinity of an opening to said cutout, andan independent island electrode, serving as an input-output coupling electrode, provided on one of said lateral side surfaces, separate from said electrode formed on said lateral side surfaces, and near said one of said at least two end surfaces in the vicinity of said opening to said cutout.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×