Intel Corporation
Waveguide comprising a dielectric waveguide core surrounded by a conductive layer, where the core includes multiple spaces void of dielectric

Abstract:

An apparatus comprises a waveguide including: an elongate waveguide core including a dielectric material, wherein the waveguide core includes at least one space arranged lengthwise along the waveguide core that is void of the dielectric material; and a conductive layer arranged around the waveguide core.