초록 ▼

A modular phased array antenna for the formation of simultaneous independently steerable multiple beams, the modular phased array antenna comprising a modular array including a plurality of sub-array modules combined together in close proximity, each one of the plurality of sub-array modules includi

A modular phased array antenna for the formation of simultaneous independently steerable multiple beams, the modular phased array antenna comprising a modular array including a plurality of sub-array modules combined together in close proximity, each one of the plurality of sub-array modules including a plurality of input modules, a layer of a plurality of radiating antenna elements, a plurality of stacked beamformers arranged in series and each connected to one of the plurality of input modules and to the plurality of radiating antenna elements in beam communication.

대표청구항 ▼

[ What is claimed is:] [1.] A modular beamformer for providing millimeter-wave signals to a plurality of radiating elements of a phased array antenna, the beamformer comprising:a plurality of substantially identical beamformer modules arranged in a stacked configuration, each beamformer module being

[ What is claimed is:] [1.] A modular beamformer for providing millimeter-wave signals to a plurality of radiating elements of a phased array antenna, the beamformer comprising:a plurality of substantially identical beamformer modules arranged in a stacked configuration, each beamformer module being in a primary plane; anda plurality of feeder lines extending through each beamformer module of the plurality, each feeder line coupled to one of the radiating elements,wherein each beamformer module comprises;a plurality of Gallium Arsenide (GaAs) Monolithic Microwave Integrated Circuit (MMIC) phase shifter elements for providing phase-shifted signals to more than one of the feeder lines; andan input signal path interconnecting each one of the plurality of phase shifter elements,wherein each feeder line is arranged in a secondary plane substantially perpendicular the primary plane, each one of the feeder lines comprising a dielectrically loaded wave guide.