Electronic device including antenna

Patent metadata

Field	Value
Publication number	US-2022158684-A1
Application number	US-202217666057-A
Country	US
Kind code	A1
Filing date	Feb 7, 2022
Priority date	Aug 6, 2019
Publication date	May 19, 2022
Grant date	—

Abstract

An antenna and an electronic device including an antenna are provided. The electronic device includes a housing including a conductive member; a wireless communication circuit; a circuit board; a first conductive path arranged on at least one part of the circuit board and electrically connected to the wireless communication circuit; a capacitor arranged on the first conductive path; a second conductive path electrically connected to the first conductive path between the wireless communication circuit and the capacitor and arranged on at least one part of the circuit board; a first conductive pad electrically connected to the first conductive path; a second conductive pad electrically connected to the second conductive path and coupled with the first conductive pad; and a conductive connection member for electrically connecting the first conductive pad and the conductive member. The conductive member can be configured to resonate at a first frequency band or at a second frequency band that is higher than the first frequency band.

First claim

What is claimed is:

1 . An electronic device, comprising:
a housing including a conductive member; a wireless communication circuit; a circuit board; a first conductive path disposed on at least a portion of the circuit board and electrically connected with the wireless communication circuit; a first capacitor disposed on the first conductive path; a second conductive path disposed on at least a portion of the circuit board and electrically connected with the first conductive path between the wireless communication circuit and the first capacitor; a first conductive pad electrically connected with the first conductive path; a second conductive pad electrically connected with the second conductive path and coupled with the first conductive pad; and a conductive connection member electrically connecting the first conductive pad and the conductive member, wherein the conductive member is configured to resonate in a first frequency band or a second frequency band that is higher than the first frequency band.

2 . The electronic device of claim 1 , further comprising a first impedance circuit unit electrically connected to the first conductive path between the first capacitor and the first conductive pad, electrically connected to a ground, and including at least one of a second capacitor or a first inductor.

3 . The electronic device of claim 2 , further comprising a third conductive path electrically connected with the second conductive pad and the ground, and
a second impedance circuit unit disposed on the third conductive path and including at least one of a third capacitor or a second inductor.

4 . The electronic device of claim 3 , wherein the first impedance circuit unit further includes a first switch to switch between a first plurality of frequency bands, and
wherein the second impedance circuit unit further includes a second switch to switch between a second plurality of frequency bands.

5 . The electronic device of claim 1 , wherein the conductive member includes at least one of a metal frame radiator, a loop radiator, a monopole radiator, a laser direct structuring (LDS) radiator, or a pattern radiator.

6 . The electronic device of claim 1 , wherein the conductive connection member includes at least one of a C-clip, a flexible conductive member, a pogo pin, a screw, or a spring.

7 . The electronic device of claim 1 , wherein the first frequency band includes a 2.4 GHz Wi-Fi frequency band, and
wherein the second frequency band includes a 5.0 GHz Wi-Fi frequency band.

8 . The electronic device of claim 1 , wherein the first capacitor includes at least one of a low capacitor or a high capacitor.

9 . An. electronic device, comprising:
a housing including a first conductive member; a wireless communication circuit; a circuit board; a first conductive path disposed on at least a portion of the circuit board and electrically connected with the wireless communication circuit; a first capacitor disposed on the first conductive path; a second conductive path disposed on at least a portion of the circuit board and electrically connected with the first conductive path between the wireless communication circuit and the first capacitor; a second capacitor disposed on the second conductive path; a second conductive member electrically connected to the second conductive path; and a conductive connection member electrically connecting the first conductive member and a first conductive pad electrically connected to the first conductive path, wherein the first conductive member is configured to resonate in a first frequency band, and wherein the second conductive member is configured to resonate in a second frequency band.

10 . The electronic device of claim 9 , wherein the first capacitor includes a low capacitor and the second capacitor includes a high capacitor, or the first capacitor includes the high capacitor and the second capacitor includes the low capacitor.

11 . The electronic device of claim 9 , further comprising a first impedance circuit unit electrically connected to the first conductive path between the first capacitor and the conductive connection member, electrically connected to a ground, and including at least one of a third capacitor, a first inductor, or a first switch, and
a second impedance circuit unit electrically connected to the second conductive path between the second capacitor and the second conductive member, electrically connected to the ground, and including at least one of a fourth capacitor, a second inductor, or a second switch.

12 . The electronic device of claim 9 , further comprising a third conductive path disposed on at least a portion of the circuit board and electrically connected with the first conductive path between the wireless communication circuit and the first capacitor;
a third conductive member electrically connected to the third conductive path; a third capacitor disposed on the third conductive path; and a third impedance circuit unit electrically connected to the third conductive path between the third capacitor and the third conductive member, electrically connected to the ground, and including at least one of a fourth capacitor, an inductor, or a switch.

13 . The electronic device of claim 12 , wherein the first conductive member includes at least one of a metal frame radiator, a loop radiator, a monopole radiator, a patch antenna, or an LDS radiator, and
wherein the second and third conductive members include at least one of a laser direct structuring (LDS) radiator, a pattern radiator, or a loop radiator.

14 . An electronic device, comprising:
a housing first and second conductive members, a wireless communication circuit; a circuit board; a first conductive path disposed on at least a portion of the circuit board and electrically connected with the wireless communication circuit; a first capacitor disposed on the first conductive path; a second conductive path disposed on at least a portion of the circuit board and electrically connected with the first conductive path between the wireless communication circuit and the first capacitor; a second capacitor disposed on the second conductive path; a first conductive connection member electrically connecting the first conductive member and a first conductive pad electrically connected to the first conductive path; and a second conductive connection member electrically connecting the second conductive member and a second conductive pad electrically connected to the second conductive path, wherein the first conductive member is configured to resonate in a first frequency band or a second frequency band that is higher than the first frequency band, and wherein the second conductive member is configured to resonate in the second frequency band.

15 . The electronic device of claim 14 , wherein the first and second conductive members each include a metal frame radiator.

16 . The electronic device of claim 14 , further comprising a first impedance circuit unit electrically connected to the first conductive path between the first capacitor and the first conductive connection member, electrically connected to a ground, and including at least one of a third capacitor, a first inductor, or a first switch; and
a second impedance circuit unit electrically connected to the second conductive path between the second capacitor and the second conductive connection member, electrically connected to the ground, and including a fourth capacitor, a second inductor, or a second switch.

Assignees

• Samsung Electronics Co Ltd

Inventors

• Kang Myeongkoo

Classifications

• H04B1/40 Primary

  Circuits · CPC title

• H01Q7/00

  Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop · CPC title

• H01Q1/243

  with built-in antennas · CPC title

• H01Q1/38

  formed by a conductive layer on an insulating support {(patch antennas H01Q9/0407; microstrip dipole antennas H01Q9/065; microstrip slot antennas H01Q13/106; transmission line microstrip antennas H01Q13/206; manufacturing reflecting surfaces using insulating material for supporting the reflecting surface  H01Q15/142)} · CPC title

• H01Q9/40

  Element having extended radiating surface · CPC title