ANTENNA AND ELECTRONIC DEVICE INCLUDING THE SAME

• US 20170048363A1
• Filed: 08/11/2016
• Published: 02/16/2017
• Est. Priority Date: 08/13/2015
• Status: Active Grant

• Current Assignee: Samsung Electronics Co. Ltd.
• Original Assignee: Samsung Electronics Co. Ltd.
• Inventors: LEE, Hyung Joo, KIM, Dong Yeon, KIM, Gyu Sub, YOO, Chae Up
• Granted Patent: US 9,762,710 B2
• Time in Patent Office: Days
• US Class Current: 1/1
• CPC Class Codes: H01Q 1/243 with built-in antennas
• CPC Class Codes: H01Q 1/48 Earthing means; Earth screens; Counterpoises
• CPC Class Codes: H01Q 1/521 reducing the coupling between adjacent antennas
• CPC Class Codes: H01Q 5/314 using frequency dependent circuits or components, e.g. trap circuits or capacitors
• CPC Class Codes: H01Q 5/328 between a radiating element and ground
• CPC Class Codes: H01Q 5/35 using two or more simultaneously fed points
• CPC Class Codes: H04B 1/3833 Hand-held transceivers
• CPC Class Codes: H04B 1/48 in circuits for connecting transmitter and receiver to a common transmission path, e.g. by energy of transmitter H04B1/46 takes precedence
• CPC Class Codes: H04B 2001/485 inhibiting unwanted transmission
• CPC Class Codes: H04M 1/0202 Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets constructional features of telephone transmitters or receivers, e.g. of speakers or microphones H04M1/03
• CPC Class Codes: H04W 4/80 Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
• CPC Class Codes: H04W 84/042 Public Land Mobile systems, e.g. cellular systems
• CPC Class Codes: H04W 84/12 WLAN [Wireless Local Area Networks]

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.

Claims

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; and

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 to the first point of the first elongated metal member.

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 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 opposite to the first point of the first elongated metal member with respect to the second point of the first elongated metal member.

5. The electronic device of claim 1, further comprising:

a second elongated metal member configured to form a second portion of the side surface, wherein the second 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 first point of the second elongated metal member to the ground member.

6. The electronic device of claim 5, further comprising:

a third elongated metal member configured to form a third portion of the side surface, wherein the third elongated metal member is disposed adjacent to the second end of the first elongated metal member and is insulated from the first elongated metal member; and

a second conductive path configured to electrically connect a first point of the third elongated metal member to the ground member.

7. The electronic device of claim 6, wherein the at least one communication circuit is electrically connected to a second point of the third elongated metal member.

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

9. The electronic device of claim 1, further comprising:

a second elongated metal member configured to form a second portion of the side surface, wherein the second elongated metal member is disposed adjacent to the second 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 first point of the second elongated metal member to the ground member.

10. The electronic device of claim 9, wherein the at least one communication circuit is electrically connected to a second point of the second elongated metal member.

11. The electronic device of claim 10, wherein the at least one communication circuit is electrically connected to the second point of the second elongated metal member through a capacitive element.

12. 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.

13. The electronic device of claim 12, further comprising:

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 opposite to the first point of the first elongated metal member with respect to the second point of the first elongated metal member; and

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.

14. The electronic device of claim 1, further comprising:

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 opposite to the first point of the first elongated metal member with respect to the second point of the first elongated metal member; and

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.

15. 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 to 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 to the second point of the first elongated metal member.

16. The electronic device of claim 15, 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.

17. The electronic device of claim 16, 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.

18. The electronic device of claim 15, 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.

19. The electronic device of claim 15, further comprising:

a metallic input/output port disposed between the first conductive member and the second conductive member.

20. 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 to the first point of the first elongated metal member.