An antenna module, comprising: a dielectric substrate comprising a first surface and a second surface opposite the first surface; a first insulating layer disposed on the first surface of the dielectric substrate; a stacked patch antenna comprising a first antenna radiator disposed on a side of the first insulating layer away from the dielectric substrate, and a second antenna radiator disposed between the first insulating layer and the dielectric substrate, wherein a projection of the first antenna radiator on the dielectric substrate at least partially overlaps with a projection of the second antenna radiator on the dielectric substrate; a ground layer disposed on the second surface of the dielectric substrate, wherein the ground layer defines at least one slot; a second insulating layer disposed on a side of the ground layer away from the dielectric substrate; and a feeding structure disposed on a side of the second insulating layer away from the ground layer, wherein the feeding structure is configured to feed the stacked patch antenna via the at least one slot to excite the first antenna radiator to resonate in a first frequency band and excite the second antenna radiator to resonate in a second frequency band; wherein the feeding structure comprises a radio frequency chip and a feeding trace coupled to a radio frequency port of the radio frequency chip, and an orthographic projection of the feeding trace on the ground layer is across the slot; characterized in that: the slot comprises a first portion, a second portion, and a connection portion connected between the first portion and the second portion, wherein the first portion and the second portion are different in size, and the connection portion is perpendicular to the first portion and the second portion respectively, and wherein the feeding trace extends in a direction perpendicular to the first portion and the second portion. a dielectric substrate comprising a first surface and a second surface opposite the first surface; a first insulating layer disposed on the first surface of the dielectric substrate; a stacked patch antenna comprising a first antenna radiator disposed on a side of the first insulating layer away from the dielectric substrate, and a second antenna radiator disposed between the first insulating layer and the dielectric substrate, wherein a projection of the first antenna radiator on the dielectric substrate at least partially overlaps with a projection of the second antenna radiator on the dielectric substrate; a ground layer disposed on the second surface of the dielectric substrate, wherein the ground layer defines at least one slot; a second insulating layer disposed on a side of the ground layer away from the dielectric substrate; and a feeding structure disposed on a side of the second insulating layer away from the ground layer, wherein the feeding structure is configured to feed the stacked patch antenna via the at least one slot to excite the first antenna radiator to resonate in a first frequency band and excite the second antenna radiator to resonate in a second frequency band; wherein the feeding structure comprises a radio frequency chip and a feeding trace coupled to a radio frequency port of the radio frequency chip, and an orthographic projection of the feeding trace on the ground layer is across the slot; characterized in that: the slot comprises a first portion, a second portion, and a connection portion connected between the first portion and the second portion, wherein the first portion and the second portion are different in size, and the connection portion is perpendicular to the first portion and the second portion respectively, and wherein the feeding trace extends in a direction perpendicular to the first portion and the second portion.