Antenna and electronic device including same

Patent metadata

Field	Value
Publication number	US-12464060-B2
Application number	US-202318108868-A
Country	US
Kind code	B2
Filing date	Feb 13, 2023
Priority date	Aug 14, 2020
Publication date	Nov 4, 2025
Grant date	Nov 4, 2025

Abstract

According to various embodiments of the present disclosure, an electronic device comprises: a dielectric sheet disposed between a display panel and at least one portion of a housing and includes a conductive mesh comprising a plurality of conductive lines, the dielectric sheet including at least one first mesh pattern part disposed in a first region of the dielectric sheet, a second mesh pattern part disposed in a second region at least partially surrounding the first region, and at least one dummy pattern part which segments the at least one first mesh pattern part and the second mesh pattern part in a third region between the first region and the second region; and a wireless communication circuit disposed in the housing and electrically connected to the at least one first mesh pattern part, wherein the at least one dummy pattern part may include a plurality of segments formed in the third region by partially removing the plurality of conductive lines.

First claim

What is claimed is:

1 . An electronic device comprising:
a housing; a display panel disposed in an inner space of the housing to be visible from the outside through at least a portion of the housing; a dielectric sheet comprising a conductive mesh disposed between the display panel and at least a portion of the housing and including a plurality of conductive lines, the dielectric sheet including:
at least one first mesh pattern portion disposed in a first area of the dielectric sheet,
a second mesh pattern portion disposed in a second area of the dielectric sheet and at least partially surrounding the first area, and
at least one dummy pattern splitting the at least one first mesh pattern portion and the second mesh pattern portion in a third area between the first area and the second area; and
a wireless communication circuit disposed in the inner space and electrically connected to the at least one first mesh pattern portion, wherein the at least one dummy pattern portion comprises a plurality of split portions comprising partially removed portions of the plurality of conductive lines in the third area, and wherein at least some of the plurality of split portions are located at positions having different distances from an imaginary line extending in parallel along the length direction of the third area.

2 . The electronic device of claim 1 , wherein at least some of the plurality of split portions have different angles.

3 . The electronic device of claim 1 , wherein at least some of the plurality of split portions have different widths.

4 . The electronic device of claim 1 , wherein the second mesh pattern portion is configured as a sensing structure comprising a plurality of sensing pattern portions split by a plurality of split portions provided in the plurality of conductive lines.

5 . The electronic device of claim 4 , wherein the at least one first mesh pattern portion has a smaller size than each of the plurality of sensing pattern portions.

6 . The electronic device of claim 4 , wherein the sensing structure comprises a touch sensor and/or a fingerprint sensor.

7 . The electronic device of claim 4 , wherein the first mesh pattern portion may include a first plurality of unit patterns comprising plurality of conductive lines, and
wherein each of the sensing pattern portions comprises a second plurality of unit patterns comprising a plurality of conductive lines.

8 . The electronic device of claim 7 , wherein the first plurality of unit patterns and the second plurality of unit patterns have a same size and/or shape.

9 . The electronic device of claim 7 , wherein the first plurality of unit patterns and the second plurality of unit patterns have different sizes and/or shapes.

10 . The electronic device of claim 1 , wherein the at least one first mesh pattern portion may include two or more mesh pattern portions spaced apart from each other by a specified interval, and
wherein the wireless communication circuit is configured to form a beam pattern in a direction in which the display panel is oriented via an array antenna comprising the two or more mesh pattern portions.

11 . The electronic device of claim 10 , wherein the two or more mesh pattern portions are disposed in parallel to any edge of the dielectric sheet.

12 . The electronic device of claim 1 , wherein at least a portion of the at least one first mesh pattern portion overlaps an active area of the display panel when the display panel is viewed from above.

13 . The electronic device of claim 1 , wherein the at least one first mesh pattern portion comprises a first feed line connected to a first point of the first mesh pattern portion and a second feed line connected to a second point spaced apart from the first point by a specified interval.

14 . The electronic device of claim 13 , wherein the first feed line comprises a first sub-line connected to the first point perpendicular to the first point and a second sub-line extending from the first sub-line perpendicular to an edge of the dielectric sheet.

15 . The electronic device of claim 14 , wherein the second feed line may include a third sub-line connected to the second point perpendicular to the second point and a fourth sub-line extending from the third sub-line perpendicular to the edge of the dielectric sheet.

16 . The electronic device of claim 13 , further 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.

17 . The electronic device of claim 16 , further comprising a printed circuit board disposed in the space,
wherein the FPCB is electrically connected to the printed circuit board.

18 . The electronic device of claim 17 , wherein the wireless communication circuit is disposed on the FPCB or the printed circuit board.

19 . The electronic device of claim 1 , wherein the the housing comprises:
a front plate oriented in a first direction, a rear plate facing away from the front plate, and a side portion at least partially surrounding the inner space between the front plate and the rear plate, wherein the display is disposed in the inner space to be visible from the outside through the front plate, and wherein the wireless communication circuit is configured to form a beam pattern in a direction in which the display panel is oriented via the at least one first mesh pattern portion.

20 . The electronic device of claim 1 , wherein the wireless communication circuit is configured to transmit or receive a wireless signal in a frequency band ranging from 3 GHz to 300 GHz via the at least one first mesh pattern portion.

Assignees

• Samsung Electronics Co Ltd

Inventors

• Yun Sumin
• Lee Kookjoo
• Lee Minwoo
• Lee Juseok
• Jung Jinwoo
• Chun Jaebong
• Choe Wonhee
• Hwang Hochul

Classifications

• H04M2250/22

  including a touch pad, a touch sensor or a touch detector · CPC title

• H01Q3/36

  with variable phase-shifters · CPC title

• H01Q1/243

  with built-in antennas · CPC title

• H01Q1/46

  Electric supply lines or communication lines · 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