US Patent 10044102 Milimeter-wave transmission device

A millimeter-wave transmission device including a waveguide made of a material having a dielectric constant in the range from 1 to 4, the waveguide being solid at each of its ends with an electronic unit embedded in the material of the waveguide, the electronic unit including a millimeter wave transceiver circuit, an antenna capable of transmitting and receiving the millimeter waves, a modulation-demodulation circuit, and input-output conductors.