Filtering device with metal cavity provided with dielectric...

Filtering type frequency switching circuit

Filters and duplexers utilizing thin film stacked crystal filter

Filters comprising reactive components, and a method of determin

Filters implemented in integrated circuits

Filters with improved rejection band performance

Filters with improved rejection band performance

Fine tuning system for voltage controlled oscillators

Finely variable delay line incorporating coarsely and finely var

Finline type microwave band-pass filter

Finline type microwave band-pass filter

Five port waveguide switch

Fixed impedance shielded differential pair with pairs of...

Fixed microwave attenuator having mounting hole passing through

Fixed RF connector having internal floating members with impedan

Fixed tuneable loop

Fixing device for a noise absorber

Fixing frame and filter unit for connectors

Fixing structure of dielectric resonator

Flange