US Patent 9450557 Programmable phase shifter with tunable capacitor bank network

Methods and apparatus, including computer program products, are provided for a programmable phase shifter. In some example embodiments, there is provided an apparatus. The apparatus may include a transmission line comprising a plurality of sections; and a plurality of switches coupled to the plurality of sections, wherein the plurality of switches activate one or more of the plurality of sections to vary a phase shift provided by the transmission line, and wherein the plurality of switches configure a type of coupling between one or more of the sections to vary an impedance provided by the transmission line. Related apparatus, systems, methods, and articles are also described.