Slot coupled micromachined waveguide antenna

摘要

The present invention relates to a device for emitting and/or receiving a signal in the millimetre wave range, characterised in that said device comprises a first metallic layer, a first insulating layer interposed between said first metallic layer and a substrate, said substrate comprising a cavity extending to said insulating layer, and having a second metallic layer at least covering the walls of said cavity and covering part of said insulating layer, said first metallic layer having a slot facing said cavity. <IMAGE>