Electronic device comprising antenna module

Patent metadata

Field	Value
Publication number	US-11894603-B2
Application number	US-201917418588-A
Country	US
Kind code	B2
Filing date	Dec 31, 2019
Priority date	Dec 31, 2018
Publication date	Feb 6, 2024
Grant date	Feb 6, 2024

Abstract

An electronic device is disclosed. The electronic device comprises: a first plate including a first planar region facing a first direction; a second plate comprising a second planar region facing a second direction opposite to the first direction; a housing including a side member surrounding an inner space between the first plate and the second plate; a display disposed between the first plate and the second plate and viewed through the first plate; and an antenna module disposed between the display and the second plate and configured to emit electromagnetic waves to the outside of the housing. The antenna module comprises: an antenna substrate including a first surface facing the first plate, a second surface facing the second plate, and a third surface facing the inner surface of the side member; and a wireless communication circuit disposed on the first surface of the antenna substrate. The antenna substrate comprises: a first antenna adjacent to the first surface or formed on the first surface; a second antenna adjacent to the second surface or formed on the second surface; and a third antenna formed between the first antenna and the second antenna. The first antenna is formed at a first distance from the third surface, the second antenna is formed at a second distance from the third surface, and the third antenna may be formed at a third distance that is greater than the first distance and the second distance from the third surface. Various other embodiments inferred from the present specification are also possible.

First claim

The invention claimed is:

1. An electronic device comprising:
a housing including a first plate including a first planar region facing a first direction, a second plate including a second planar region facing a second direction opposite to the first direction, and a side member surrounding an inner space between the first plate and the second plate;
a display disposed between the first plate and the second plate and viewable through the first plate; and
an antenna module disposed between the display and the second plate and configured to radiate a radio wave to the outside of the housing,
wherein the antenna module includes:
an antenna substrate including a first surface facing the first plate, a second surface facing the second plate, and a third surface facing an inner surface of the side member; and
a wireless communication circuit disposed on the first surface of the antenna substrate,

wherein the antenna substrate includes:
a first antenna formed adjacent to the first surface or formed on the first surface;
a second antenna formed adjacent to the second surface or formed on the second surface; and
a third antenna formed between the first antenna and the second antenna,

wherein the first antenna is formed at a first distance from the third surface,
wherein the second antenna is formed at a second distance from the third surface, and
wherein the third antenna is formed at a third distance, which is smaller than the first distance and the second distance, from the third surface.

2. The electronic device of claim 1 , wherein the antenna substrate is disposed in the inner space such that the first surface faces the first direction, the second surface faces the second direction, and the third surface faces a third direction perpendicular to the first direction and the second direction.

3. The electronic device of claim 2 , wherein each of the first distance, the second distance, and the third distance is a distance measured along the third direction from the third surface of the antenna substrate.

4. The electronic device of claim 1 , wherein the third antenna includes a third dipole antenna extended in a direction facing the inner surface of the side member.

5. The electronic device of claim 4 , wherein the antenna substrate includes:
a fourth patch antenna formed between the first antenna and the third antenna and facing the first plate; and
a fifth patch antenna formed between the second antenna and the third antenna and facing the second plate.

6. The electronic device of claim 5 , wherein a feeding signal is applied to one of the fourth patch antenna and the fifth patch antenna, and a ground signal is applied to the other thereof.

7. The electronic device of claim 1 , wherein the first antenna includes a first dipole antenna extended in a direction facing the first plate, and
wherein the second antenna includes a second dipole antenna extended in a direction facing the second plate.

8. The electronic device of claim 7 , wherein each of the first dipole antenna and the second dipole antenna includes a via penetrating a portion of the antenna substrate.

9. The electronic device of claim 1 , wherein the antenna substrate includes:
a fourth patch antenna formed between the first antenna and the third antenna and facing the first plate; and
a fifth patch antenna formed between the second antenna and the third antenna and facing the second plate,
wherein the first antenna is formed to be partially aligned with the fourth patch antenna, and
wherein the second antenna is formed to be partially aligned with the fifth patch antenna.

10. The electronic device of claim 9 , wherein the first antenna includes a first dipole antenna extended in a direction facing the first plate,
wherein the second antenna includes a second dipole antenna extended in a direction facing the second plate,
wherein a first opening into which at least a portion of the first dipole antenna is extended is formed in the fourth patch antenna, and
wherein a second opening into which at least a portion of the second dipole antenna is extended is formed in the fifth patch antenna.

11. The electronic device of claim 1 , wherein the antenna substrate includes:
a fourth patch antenna formed between the first antenna and the third antenna and facing the first plate; and
a fifth patch antenna formed between the second antenna and the third antenna and facing the second plate,
wherein the wireless communication circuit is configured to apply a first signal, a second signal, a third signal, a fourth signal, and a fifth signal to the first antenna, the second antenna, the third antenna, the fourth patch antenna, and the fifth patch antenna, respectively, and
wherein the communication module controls a radiation direction of the antenna module by changing a phase of at least one of the first signal, the second signal, the third signal, the fourth signal, and the fifth signal.

12. The electronic device of claim 1 , wherein the first antenna includes:
a first patch antenna facing the first plate; and
a first ground region formed between the first patch antenna and the third antenna, and
wherein the second antenna includes:
a second patch antenna facing the second plate; and
a second ground region formed between the second patch antenna and the third antenna.

13. The electronic device of claim 12 , wherein the third antenna includes a third dipole antenna formed between the first ground region and the third ground region and extended in a direction facing the inner surface of the side member.

14. The electronic device of claim 1 , wherein the antenna substrate includes a multi-layer structure,
wherein the multi-layer structure includes:
a first layer in which the first antenna is formed;
a second layer in which the second antenna is formed; and
a third layer in which the third antenna is formed,

wherein the first antenna includes a first dipole antenna penetrating the first layer and extended toward the first surface,
wherein the second antenna includes a second dipole antenna penetrating the second layer and extended toward the second surface, and
wherein the third antenna includes a third dipole antenna formed on a surface of the third layer.

15. An electronic device comprising:
a first plate forming a first surface of the electronic device;
a second plate forming a second surface of the electronic device and facing away from the first plate;
a side member forming a side surface of the electronic device, formed between the first plate and the second plate, and including a metal material;
a display disposed between the first plate and the second plate and viewable through the first plate;
an antenna substrate disposed between the display and the second plate and including a plurality of antennas; and
a wireless communication circuit electrically connected with the plurality of antennas and disposed on one surface of the antenna substrate,
wherein the plurality of antennas include:
a first dipole antenna extended toward the second plate;
a second dipole antenna extended toward the first plate; and
a third dipole antenna extended toward an inner surface of the side member and located more adjacent to the inner surface of the side member than the first dipole antenna and the second dipole antenna, and

wherein the wireless communication circuit is configured to apply feeding signals to at least two of the plurality of antennas such that a beam coverage formed by the plurality of antennas is toward a side surface of the electronic device.

Assignees

• Samsung Electronics Co Ltd
• Postech Acad Ind Found

Inventors

• Kim Yeonwoo
• Hong Wonbin
• Kwon Wonpyo
• Park Sehyun
• Yun Sumin

Classifications

• H01Q1/243 Primary

  with built-in antennas · CPC title

• H01Q1/24

  with receiving set · CPC title

• H01Q9/04

  Resonant antennas · CPC title

• H01Q9/0407

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

• H01Q9/06

  Details · CPC title