Per Ligander

Tunable oscillator device

Alignment means for directive antennas

Alignment means for directive antennas

Surface wave converter

Waveguide transition comprising a feed probe coupled to a waveguide section through a waveguide resonator part

Transition between a tubular waveguide body and an external planar connection portion through a planar matching ridge in the waveguide body

Rotatable antenna arrangement for LOS-MIMO

Antenna mount

Waveguide E-plane filter

Method of manufacturing a signal transition component having a C-shaped conducting frame

Electrically tuneable waveguide structure

Radio link performance prediction

SIW antenna arrangement

Transition between a SIW and a waveguide interface

Waveguide based five or six port circuit

Electrically tunable waveguide filter and waveguide tuning device

Transition from a chip to a waveguide port

Tunable microwave arrangements

Waveguide transition for connecting U-shaped surface mounted waveguide parts through a dielectric carrier

First and second U-shape waveguides joined to a dielectric carrier by a U-shape sealing frame

FLIPPED MICRO-STRIP FILTER

First and second U-shape waveguides joined to a metallized dielectric carrier by a U-shape sealing frame

Microstrip to waveguide transition arrangement having a transitional part with a border contact section

Surface-mountable waveguide arrangement having a solder contact area with an internal solderstop line

Dual polarized waveguide feed arrangement with symmetrically tapered structures

Trimming of waveguide filters

Microwave Chip Supporting Structure

Microwave chip supporting structure

Flexible Board Contact Means for Connection of Outer Edge of Printed Circuit Board

Method and System of Heat Conductor

Printed circuit board integrated switch

Method of manufacturing a printed board assembly