Patent ID: 8519804

Claim:
A wired transmission line for AV devices comprising a first AV device and a second AV device, the wired transmission line allowing millimeter-wave communication between the first AV device and the second AV device using first and second millimeter-wave communication modules respectively provided for each of the first AV device and the second AV device, wherein the wired transmission line comprises: a first coupling unit capable of being attached to a housing of the first AV device above the first millimeter-wave communication module included in the first AV device; a second coupling unit capable of being attached to a housing of the second AV device above the second millimeter-wave communication module included in the second AV device; and a waveguide which couples the first coupling unit and the second coupling unit, wherein the first coupling unit and the second coupling unit are respectively attached to the housings of the first AV device and the second AV device so as to overhang the millimeter-wave communication modules.