Antenna and electronic device comprising same
An electronic device according to various embodiments may comprise: a housing; an antenna structure comprising a substrate, which comprises a first substrate surface facing a first direction and a second substrate surface facing a second direction opposite from the first substrate surface, and at least one antenna element disposed on the substrate so as to form a beam pattern in the first direction; a first support part disposed so as to at least partially correspond to the second substrate surface; a conductive bracket comprising at least one conductive extension part disposed higher than the second substrate surface with respect to the first support part; and a wireless communication circuit configured to transmit and/or receive a wireless signal in a designated frequency band by means of the at least one antenna element.
1 . An electronic device comprising:
a housing comprising a conductive member and a non-conductive member coupled to the conductive member;
an antenna structure disposed in the inner space of the housing, comprising a substrate that includes a first substrate surface facing a first direction, a second substrate surface facing a second direction opposite to the first substrate surface, and a substrate side surface surrounding a space between the first substrate surface and the second substrate surface, and at least one antenna element disposed to form a beam pattern in the first direction;
a conductive bracket comprising a first support part disposed to at least partially correspond to the second substrate surface in the inner space of the housing and at least one conductive extension part extending higher than the second substrate surface in a third direction perpendicular to the first direction from the first support part, the conductive extension part having a length selected such that, when the antenna structure is installed in the conductive bracket, a gap remains between a portion of the conductive extension part and the substrate side surface along the third direction; and
a wireless communication circuit configured to transmit and/or receive a radio signal in a frequency band specified through the at least one antenna element, and
when the housing is viewed from the outside, the antenna structure may be disposed at a position overlapping at least partially with the non-conductive member.
2 . The electronic device of claim 1 , wherein the at least one conductive extension part is integrally formed with the first support part of the conductive bracket.
3 . The electronic device of claim 1 , wherein the at least one conductive extension part comprises a conductive structure that is adjacent to or in contact with the first support part.
4 . The electronic device of claim 3 , wherein a conductive structure comprises at least one of at least a portion of the conductive member or a shield can for shielding noise disposed in the inner space.
5 . The electronic device of claim 1 , wherein the at least one conductive extension part extends from the substrate to have a length ranging from 0.18λ to λ/2, where λ comprises the length corresponding to the frequency band of the antenna structure.
6 . The electronic device of claim 1 , wherein the at least one antenna element comprises a plurality of antenna elements spaced apart at specified intervals in the substrate, and the at least one conductive extension part is formed to have a corresponding length to at least a total disposition length of the plurality of antenna elements.
7 . The electronic device of claim 1 , wherein the at least one conductive extension part further comprises a bent part bent in the first direction.
8 . The electronic device of claim 7 , wherein the sum of the extending length of the extension part and the bending length of the bent part is formed to have a length ranging from 0.18λ to λ/2, where λ comprises the length corresponding to the frequency band of the antenna structure.
9 . The electronic device of claim 1 , wherein the at least one conductive extension part comprises a plurality of unit conductive extension parts spaced apart from each other at specified intervals along the length direction of the substrate.
10 . The electronic device of claim 9 , wherein the plurality of unit conductive extension parts are integrally formed with the first support part.
11 . The electronic device of claim 9 , wherein the at least one antenna element comprises a plurality of antenna elements spaced apart at specified intervals in the substrate, and the plurality of unit conductive extension parts are disposed at positions corresponding to the plurality of antenna elements.
12 . The electronic device of claim 9 , wherein each of the plurality of unit conductive extension parts comprises a bent part extending to a designated length in the first direction.
13 . The electronic device of claim 12 , wherein the at least one antenna element comprises a plurality of antenna elements spaced apart at specified intervals in the substrate, and a space between the bent parts overlaps with a space between the plurality of antenna elements when the bent part is viewed from above.
14 . The electronic device of claim 12 , further comprising an electrical connecting member disposed to be supported through the bent parts.
15 . The electronic device of claim 14 , wherein the ground line of the electrical connection member is electrically connected to the conductive bracket.
16 . The electronic device of claim 1 , wherein the substrate side surface further comprises:
a first substrate side surface having a first length;
a second substrate side surface extending perpendicularly from the first substrate side surface and having a second length shorter than the first length;
a third substrate side surface extending parallel to the first substrate side surface from the second substrate side surface and having the first length; and
a fourth substrate side surface extending parallel to a second substrate side surface from the third substrate side surface and having the second length, and
wherein the at least one antenna element includes a plurality of antenna elements spaced apart at specified intervals along the first length.
17 . The electronic device of claim 16 , wherein the conductive bracket further includes a conductive plate, the conductive plate comprising:
a first support part supporting the first substrate surface;
a second support part extending from the first support part and supporting the first substrate side surface;
a third support part extending from the first support part and corresponding to the third substrate side surface, and
a fourth support part extending from the first support part and corresponding to the fourth substrate side surface,
wherein the at least one conductive extension part may include further a bent part extending from the first support part and bent to at least partially correspond to the third substrate side surface.
18 . The electronic device of claim 1 , wherein the housing includes a front surface plate, a rear surface plate facing a direction opposite to the front surface plate and a lateral member surrounding the inner space between the front surface plate and the rear surface plate, and
further comprising a display disposed to be at least partially visible from the outside through the front surface plate.
19 . The electronic device of claim 18 , wherein the substrate is disposed to form a beam pattern in a direction in which the lateral member faces in the inner space.
20 . The electronic device of claim 19 , wherein at least a portion of the lateral member configured to form at least a portion of a side surface of the electronic device disposed to be visible from the outside.