Antenna and electronic device including same

Patent metadata

Field	Value
Publication number	US-12562458-B2
Application number	US-202218065968-A
Country	US
Kind code	B2
Filing date	Dec 14, 2022
Priority date	Jun 29, 2020
Publication date	Feb 24, 2026
Grant date	Feb 24, 2026

Abstract

An electronic device is provided. The electronic device includes a housing including a front cover, a rear cover facing the direction opposite to that of the front cover, and a lateral member encompassing the space between the front cover and the rear cover, a display panel, a dielectric sheet, a first mesh pattern part formed through a plurality of first conductive lines in the dielectric sheet, and a wireless communication circuit, and which is electrically connected to the first mesh pattern part, wherein the first mesh pattern part is formed so that the inner length of a first line facing a first direction, is longer than the inner length of a second line, and the unit pattern is formed so that the inner length of a third line, is longer than the inner length of a fourth line.

First claim

What is claimed is:

1 . An electronic device comprises:
a housing including:
a front cover,
a rear cover facing a direction opposite to a direction of the front cover, and
a lateral member encompassing a space between the front cover and the rear cover;
a display panel which is arranged in the space and which is arranged to be viewable from an outside of the electronic device through the front cover; a dielectric sheet arranged between the display panel and the front cover; a first mesh pattern part formed through a plurality of first conductive lines in the dielectric sheet; and a wireless communication circuit which is arranged in the space, and which is electrically connected to the first mesh pattern part, wherein the first mesh pattern part is formed so that an inner length of a first line, which passes through a first center of the first mesh pattern part and faces a first direction, is longer than an inner length of a second line, which passes through the first center and faces a second direction perpendicular to the first direction, wherein the first mesh pattern part includes at least one unit pattern, wherein the at least one unit pattern is formed so that an inner length of a third line, which passes through a second center of the unit pattern and is at an angle range of 0 to 45 degrees with respect to the first direction, is longer than an inner length of a fourth line, which passes through the second center of the unit pattern and is perpendicular to the third line, wherein the first mesh pattern part includes a first feed line connected to a first point of the first mesh pattern part, wherein the dielectric sheet includes a first area including the first mesh pattern part and a second area encompassing at least a portion of the first area, and wherein the dielectric sheet includes a first feed pad arranged in the second area and electrically connected to the first feed line.

2 . The electronic device of claim 1 ,
wherein the dielectric sheet includes a second mesh pattern part formed to be spaced apart from the first mesh pattern part at a predetermined interval, and wherein the wireless communication circuit forms a beam pattern in a direction toward which the front cover faces through an array antenna including the first mesh pattern part and the second mesh pattern part.

3 . The electronic device of claim 2 , wherein the first mesh pattern part and the second mesh pattern part are arranged in parallel with any one edge of the dielectric sheet at a predetermined interval.

4 . The electronic device of claim 1 , wherein at least a portion of the first mesh pattern part is arranged to overlap an active area (display area) of the display panel when the front cover is viewed from above.

5 . The electronic device of claim 1 , further comprising:
at least one dummy pattern part formed through a plurality of second conductive lines to encompass at least a portion of the first mesh pattern part, wherein the first mesh pattern part and the at least one dummy pattern part are segmented with respect to each other through at least one gap spaced apart from each other by a predetermined interval between the plurality of first conductive lines and the plurality of second conductive lines.

6 . The electronic device of claim 1 , further comprising:
a second feed line connected to a second point of the first mesh pattern part spaced apart from the first point by a predetermined interval.

7 . The electronic device of claim 6 , wherein the wireless communication circuit is configured to transmit and/or receive a first signal having a first polarization through the first feed line, and a second signal having a second polarization perpendicular to the first polarization through the second feed line.

8 . The electronic device of claim 6 , wherein the first feed line includes a first subline vertically connected to the first point at a center of the first point and a second subline extending perpendicular to an edge of the dielectric sheet from the first subline.

9 . The electronic device of claim 6 , wherein the second feed line includes a third subline vertically connected to the second point at a center of the second point and a fourth subline extending perpendicular to an edge of the dielectric sheet from the third subline.

10 . The electronic device of claim 9 , wherein the first feed line is connected to the first point in a direction perpendicular to the edge at a position farther from the edge of the dielectric sheet than a center of the first point.

11 . The electronic device of claim 9 , wherein the second feed line is connected to the second point in a direction perpendicular to the edge at a position farther from the edge than the center of the second point.

12 . The electronic device of claim 6 ,
wherein the dielectric sheet further includes a second feed pad arranged in the second area and electrically connected to the second feed line.

13 . The electronic device of claim 6 , comprising:
a flexible printed circuit board (FPCB) attached to the dielectric sheet and electrically connected to the first feed line and the second feed line.

14 . The electronic device of claim 13 , further comprising:
a printed circuit board arranged in the space, wherein the FPCB is electrically connected to the printed circuit board.

15 . The electronic device of claim 1 , further comprising:
a touch sensor arranged between the front cover and the display panel, wherein the dielectric sheet is arranged between the touch sensor and the front cover.

16 . The electronic device of claim 14 , wherein the wireless communication circuit is arranged on the FPCB or the printed circuit board.

17 . The electronic device of claim 1 , further comprising a polarizer arranged between the front cover and the display panel,
wherein the dielectric sheet is arranged between the polarizer and the front cover or between the polarizer and the display panel.

18 . The electronic device of claim 14 , wherein the wireless communication circuit is configured to transmit or receive a wireless signal in a frequency band of 3 GHz to 100 GHz through the first mesh pattern part.

19 . A display comprises:
a display panel; a dielectric sheet arranged on the display panel; and a first mesh pattern part formed in the dielectric sheet through a plurality of conductive lines and operated as an antenna, wherein the first mesh pattern part is formed so that an inner length of a first line passing through a first center of the first mesh pattern part and facing a first direction is formed to be longer than an inner length of a second line passing through the first center and facing a second direction perpendicular to the first direction, wherein the first mesh pattern part includes at least one unit pattern, wherein the unit pattern is formed so that an inner length of a third line passing through a second center of the unit pattern and forming an angle in a range of 0 degrees to 45 degrees with the first direction is formed longer than an inner length of a fourth line perpendicular to the third line, wherein the first mesh pattern part includes a first feed line connected to a first point of the first mesh pattern part, wherein the dielectric sheet includes a first area including the first mesh pattern part and a second area encompassing at least a portion of the first area, and wherein the dielectric sheet includes a first feed pad arranged in the second area and electrically connected to the first feed l

Assignees

• Samsung Electronics Co Ltd

Inventors

• Lee Kookjoo
• Yun Sumin
• Chun Jaebong
• Lee Chaejun
• Jung Jinwoo
• Hwang Hochul

Classifications

• H01Q9/0407

  Substantially flat resonant element parallel to ground plane, e.g. patch antenna (dipole H01Q9/285; monopole H01Q9/40) · CPC title

• H01Q3/34

  by electrical means (active lenses or reflecting arrays H01Q3/46) · CPC title

• H01Q3/26

  varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture ({H01Q3/12,} H01Q3/22, H01Q3/24 take precedence) · CPC title

• H01Q1/46

  Electric supply lines or communication lines · CPC title

• H01Q1/243 Primary

  with built-in antennas · CPC title