FIELD: antenna equipment.
SUBSTANCE: invention relates to antenna engineering, in particular to a dual-band feed, an antenna device and a wireless communication device. Disclosed is a dual-band feed used in an antenna device, wherein the antenna device is configured to receive a beam, dual-band feed comprises a service waveguide and a plurality of amplitude comparison waveguides, the service waveguide comprises an external waveguide and an internal waveguide which is embedded in the external waveguide and which is coaxial with the external waveguide, wherein the plurality of amplitude comparison waveguides comprise a first amplitude comparison waveguide and a second amplitude comparison waveguide, which are arranged symmetrically relative to the axis of the external waveguide.
EFFECT: improved quality of signal reception.
13 cl, 14 dwg
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