Antenna and electronic device including the same

Patent metadata

Field	Value
Publication number	US-9762710-B2
Application number	US-201615234547-A
Country	US
Kind code	B2
Filing date	Aug 11, 2016
Priority date	Aug 13, 2015
Publication date	Sep 12, 2017
Grant date	Sep 12, 2017

Abstract

An electronic device is provided. The electronic device includes a housing including a first surface, a second surface disposed facing an opposite side of the first surface, and a side surface configured to surround at least a portion of a space between the first surface and the second surface, a first elongated metal member configured to form a first portion of the side surface and including a first end and a second end, at least one communication circuit electrically connected to a first point of the first elongated metal member through a capacitive element, at least one ground member disposed in an interior of the housing, and a first conductive member configured to electrically connect a second point of the first elongated metal member to the ground member. The second point of the first elongated metal member is disposed closer to the second end than to the first point.

First claim

What is claimed is:

1. An electronic device comprising:
a housing comprising a first surface, a second surface disposed facing an opposite side of the first surface, and a side surface configured to surround at least a portion of a space between the first surface and the second surface;
a first elongated metal member configured to form a first portion of the side surface and comprising a first end and a second end;
at least one communication circuit electrically connected to a first point of the first elongated metal member through a capacitive element;
at least one ground member disposed in an interior of the housing;
a first conductive member configured to electrically connect a second point of the first elongated metal member to the ground member, wherein the second point of the first elongated metal member is disposed closer to the second end than the first point of the first elongated metal member; and
a second conductive member configured to electrically connect a third point of the first elongated metal member to the ground member, wherein the third point of the first elongated metal member is disposed closer to the second end than the second point of the first elongated metal member,
wherein the at least one communication circuit is connected to a fourth point of a second elongated metal member which is disposed adjacent to the second end,
wherein the first point, the second point, and the first conductive member form a first electrical length for communication in a first frequency band, and
wherein the fourth point, the third point, and the second conductive member form a second electrical length for communication in a second frequency band.

2. The electronic device of claim 1 , wherein the first conductive member comprises a conductive wire.

3. The electronic device of claim 1 , wherein the first conductive member comprises a metal sheet.

4. The electronic device of claim 1 , further comprising:
a third elongated metal member configured to form a second portion of the side surface, wherein the third elongated metal member is disposed adjacent to the first end of the first elongated metal member and is insulated from the first elongated metal member; and
a first conductive path configured to electrically connect a fifth point of the third elongated metal member to the ground member.

5. The electronic device of claim 4 , further comprising:
a second conductive path configured to electrically connect a sixth point of the second elongated metal member to the ground member.

6. The electronic device of claim 5 , wherein the at least one communication circuit is electrically connected to a seventh point of the third elongated metal member through a capacitive element.

7. The electronic device of claim 1 , further comprising:
a first conductive path configured to electrically connect a fifth point of the second elongated metal member to the ground member.

8. The electronic device of claim 7 , wherein the at least one communication circuit is electrically connected to the fourth point of the second elongated metal member through a capacitive element.

9. The electronic device of claim 1 , further comprising:
a first switching circuit configured to selectively connect the first conductive member to at least one of a plurality of predetermined points of the ground member.

10. The electronic device of claim 9 , further comprising:
a second switching circuit configured to selectively connect the second conductive member to at least one of the plurality of predetermined points of the ground member.

11. The electronic device of claim 1 , further comprising:
a switching circuit configured to selectively connect the second conductive member to at least one of a plurality of predetermined points of the ground member.

12. An electronic device comprising:
a housing comprising a first surface, a second surface disposed facing an opposite side of the first surface, and a side surface configured to surround at least a portion of a space between the first surface and the second surface;
a first elongated metal member configured to form a first portion of the side surface and comprising a first end and a second end;
at least one communication circuit electrically connected to a first point of the first elongated metal member;
at least one ground member disposed in an interior of the housing;
a first conductive member configured to electrically connect a second point of the first elongated metal member to the ground member, wherein the second point of the first elongated metal member is disposed closer to the second end than the first point of the first elongated metal member; and
a second conductive member configured to electrically connect a third point of the first elongated metal member to the ground member, wherein the third point of the first elongated metal member is disposed closer to the second end than the second point of the first elongated metal member,
wherein the at least one communication circuit is connected to a fourth point of a second elongated metal member which is disposed adjacent to the second end,
wherein the first point, the second point, and the first conductive member form a first electrical length for communication in a first frequency band, and
wherein the fourth point, the third point, and the second conductive member form a second electrical length for communication in a second frequency band.

13. The electronic device of claim 12 , further comprising:
a first switching circuit configured to selectively connect the first conductive member to at least one of a plurality of predetermined points of the ground member.

14. The electronic device of claim 13 , further comprising:
a second switching circuit configured to selectively connect the second conductive member to at least one of the plurality of predetermined points of the ground member.

15. The electronic device of claim 12 , further comprising:
a switching circuit configured to selectively connect the second conductive member to at least one of the plurality of predetermined points of the ground member.

16. The electronic device of claim 12 , further comprising:
a metallic input/output port disposed between the first conductive member and the second conductive member.

17. An electronic device comprising:
a housing comprising a first surface, a second surface disposed facing an opposite side of the first surface, and a side surface configured to surround at least a first portion of a space between the first surface and the second surface;
a first elongated metal member configured to form a first portion of the side surface and comprising a first end and a second end;
at least one communication circuit electrically connected to a first point of the first elongated metal member;
at least one ground member disposed in an interior of the housing; and
a conductive sheet configured to electrically connect a portion of the first elongated metal member to the ground member through an area contact, wherein the portion of the first elongated metal member is disposed closer to the second end than the first point of the first elongated metal member,
wherein the at least one communication circuit is connected to a second point of a second elongated metal member which is disposed adjacent to the second end,
wherein the first point and at least a portion of the conductive sheet form a first electrical length for communication in a first frequency band, and
wherein the second point and at least a portion of the conductive sheet form a second electrical length for communicat

Assignees

• Samsung Electronics Co Ltd

Inventors

• Lee Hyung Joo
• Kim Gyu Sub
• Kim Dong Yeon
• Yoo Chae Up

Classifications

• H04B1/3833

  Hand-held transceivers · CPC title

• H01Q1/521

  reducing the coupling between adjacent antennas · CPC title

• H01Q1/50

  Structural association of antennas with earthing switches, lead-in devices or lightning protectors · CPC title

• H05K7/005

  arrangements of circuit components without supporting structure · CPC title

• H01Q5/328

  between a radiating element and ground · CPC title