Odd order elliptic waveguide cavity filters

Open loop resonator filter using aperture

Optimized resonator filter

Optimum, multiple signal path, multiple-mode filters and method

Package substrate interconnect layout for providing...

Parallel axis cylindrical microwave filter

Partial suspended open-line resonator for parallel coupled...

Passive component having stacked dielectric layers

Passive microwave structure and methods having reduced passive i

PCB based band-pass filter for cutting out harmonic high...

Planar active endfire radiating elements and coplanar waveguide

Planar bandpass filter

Planar circuit, high-frequency circuit device, and...

Planar comb(-)line filters with minimum adjacent...

Planar dual mode filters and a method of construction thereof

Planar dual-mode cavity filters including dielectric resonators

Planar filter having an overcoupling stripline an integral multi

Planar filters having periodic electromagnetic bandgap...

Planar general response dual-mode cavity filter

Planar magnetically-tunable band-rejection filter