US Patent 9287605 Passive coaxial power splitter/combiner

A passive coaxial signal power splitter apparatus includes an input port, an input coaxial waveguide section coupled to the input port, a guided wave structure coupled to the input coaxial waveguide section, a plurality of antenna elements arranged in the guided wave structure, and an output port coupled to each of the antenna elements. A passive coaxial signal power combiner includes a plurality of input ports, a guided wave structure coupled to the plurality of input ports, a plurality of antenna elements in the guided wave structure, wherein each antenna element is coupled to one or more of the input ports, a coaxial waveguide section coupled to the guided wave structure, and an output port coupled to the coaxial waveguide section.