Stripline split ring resonator bandpass filter

Stripline tapped-line hairpin filter

Stub type bandpass filter

Superconductor filter

Superconductor filter

Suppression of spurious cavity modes using resistive paste on a

Surface acoustic wave filter, surface acoustic wave device...

Surface mount ceramic filter duplexer having reduced input/outpu

Surface mount filter with dielectric block through holes connect

Surface mount filter with integral transmission line connection

Surface mountable interdigital block filter having zero(s) in tr

Surface-mount filter

Switchable bandpass filter having stepped-impedance...

Switchable dual mode directional filter system

Switchable frequency response microwave filter

Switched filterbank and method of making the same

System and method for an ultra low noise micro-wave coaxial...

System and method for tuning multicavity filters

System for cross coupling resonators

Tandem cavity thermal compensation