Electronic device including antenna

Patent metadata

Field	Value
Publication number	US-12463353-B2
Application number	US-202318327502-A
Country	US
Kind code	B2
Filing date	Jun 1, 2023
Priority date	May 4, 2022
Publication date	Nov 4, 2025
Grant date	Nov 4, 2025

Abstract

According to an example embodiment of the disclosure, an electronic device may include: an antenna array comprising a plurality of antenna elements; a wireless communication circuit configured to perform communication with a signal source outside of the electronic device through the antenna array in an ultra-wideband (UWB); and a processor electrically connected to the wireless communication circuit, wherein the wireless communication circuit is configured to simultaneously radiate a first linearly polarized wave through a first antenna element among the plurality of antenna elements and a second linearly polarized wave through a second antenna element among the plurality of antenna elements, wherein an electric field of the first linearly polarized wave oscillates in a first direction, and wherein an electric field of the second linearly polarized wave oscillates in a second direction at an acute angle with respect to the first direction, and wherein the processor is configured to perform a positioning function with respect to the signal source based on a difference between arrival times of signals received from the signal source through the first and second antenna elements.

First claim

What is claimed is:

1 . An electronic device comprising:
an antenna array comprising a plurality of antenna elements; a wireless communication circuit configured to perform communication with a signal source outside of the electronic device through the antenna array in an ultra-wideband (UWB); and a processor electrically connected to the wireless communication circuit, wherein the wireless communication circuit is configured to simultaneously radiate a first linearly polarized wave through a first antenna element among the plurality of antenna elements and a second linearly polarized wave through a second antenna element among the plurality of antenna elements, wherein an electric field of the first linearly polarized wave oscillates in a first direction, and wherein an electric field of the second linearly polarized wave oscillates in a second direction at an acute angle with respect to the first direction, and wherein the processor is configured to perform a positioning function with respect to the signal source based on a difference between arrival times of signals received from the signal source through the first and second antenna elements.

2 . The electronic device of claim 1 , wherein the wireless communication circuit is configured to radiate a third linearly polarized wave through a third antenna element among the plurality of antenna elements simultaneously with the first and second linearly polarized waves,
wherein an electric field of the third linearly polarized wave oscillates in a third direction different to the first direction or the second direction, and wherein the processor is configured to perform the positioning function with respect to the signal source based further on a difference between arrival times of signals received from the signal source through the first and third antenna elements.

3 . The electronic device of claim 2 , wherein the second direction and the third direction are perpendicular to each other.

4 . The electronic device of claim 2 , wherein the first direction is parallel to the second direction.

5 . The electronic device of claim 2 , wherein the antenna array is disposed on a plane positioned inside of the electronic device,
wherein the first antenna element and the second antenna element are aligned in a direction of a first axis of the plane, and wherein the first antenna element and the third antenna element are aligned in a direction of a second axis perpendicular to the first axis.

6 . The electronic device of claim 1 , further comprising:
wherein the plurality of antenna elements comprises a plurality of patches disposed on a printed circuit board positioned inside of the electronic device.

7 . The electronic device of claim 1 , wherein the plurality of antenna elements comprises a plurality of conductive patterns disposed on a non-conductor positioned inside of the electronic device.

8 . The electronic device of claim 1 , wherein the plurality of antenna elements comprises a plurality of chip-shaped antenna elements disposed on a printed circuit board positioned inside of the electronic device.

9 . The electronic device of claim 1 , further comprising a housing forming at least a portion of a front surface of the electronic device, at least a portion of a rear surface of the electronic device, and at least a portion of a side surface of the electronic device,
wherein the antenna array is configured to radiate through electromagnetic waves through the front surface.

10 . The electronic device of claim 1 , further comprising a housing forming at least a portion of a front surface of the electronic device, at least a portion of a rear surface of the electronic device, and at least a portion of a side surface of the electronic device,
wherein the antenna array is configured to radiate through electromagnetic waves through the rear surface.

11 . The electronic device of claim 1 , wherein at least antenna element of the plurality of antenna elements comprise:
first and third rims extending in parallel with each other while being spaced apart from each other; and second and fourth rims extending in parallel with each other while being spaced apart from each other by a distance between the first and third rims, the second and fourth rims being perpendicular to the first and third rims.

12 . The electronic device of claim 11 , wherein the at least one antenna element comprises:
a first notch provided at the first rim, a second notch provided at the second rim, a third notch provided at the third rim, and a fourth notch provided at the fourth rim, wherein the first notch, the second notch, the third notch, and the fourth notch are arranged at an angle of 90 degrees with respect to a center of the at least one antenna element, wherein the first notch and the third notch are provided symmetrically with respect to the center of the at least one antenna element, and wherein the second notch and the fourth notch are provided symmetrically with respect to the center of the at least one antenna element.

13 . The electronic device of claim 11 , wherein the at least one antenna element comprises:
a first notch provided at a first edge at which the first rim and the second rim meet; a second notch provided at a second edge at which the second rim and the third rim meet; a third notch provided at a third edge at which the third rim and the fourth rim meet; and a fourth notch provided at a fourth edge at which the first rim and the fourth rim meet, wherein the first notch, the second notch, the third notch, and the fourth notch are arranged by an angle of 90 degrees with respect to a center of the at least one antenna element, wherein the first notch and the third notch are provided symmetrically with respect to the center of the at least one antenna element, and wherein the second notch and the fourth notch provided symmetrically with respect to the center of the at least one antenna element.

14 . An electronic device comprising:
an antenna array comprising a plurality of antenna elements; a wireless communication circuit configured to perform communication with a signal source outside of the electronic device through the antenna array in an ultra-wideband (UWB); and a processor electrically connected to the wireless communication circuit, wherein the wireless communication circuit is configured to simultaneously radiate a first circularly polarized wave and a first linearly polarized wave through a first antenna element among the plurality of antenna and a second linearly polarized wave through a second antenna element among the plurality of antenna elements, wherein the first circularly polarized is included in a first frequency band of the UWB, wherein the first linearly polarized wave and the second linearly polarized wave is included in a second frequency band of the UWB at least partially different from or wider than first frequency band, wherein the first linearly polarized wave has more dominant electric field in the second frequency band than the first circularly polarized wave, wherein the first linearly polarized wave and the second linearly polarized wave have a same polarization direction in which an electric field oscillates, and wherein the processor is configured to perform a positioning function with respect to the signal source using the first linearly polarized wave and the second linearly polarized wave in the second frequency band.

15 . The electronic device of claim 14 , wherein the wireless communication circuit is configured to radiate a second circularly polarized wave through a third

Assignees

• Samsung Electronics Co Ltd

Inventors

• Yun Sumin
• Kwon Soonheung
• Kim Hosaeng
• Lee Hyungjoo

Classifications

• H01Q9/0435

  using two feed points · CPC title

• H01Q1/241

  used in mobile communications, e.g. GSM (H01Q1/247, H01Q1/248 take precedence) · CPC title

• G01S3/08

  Means for reducing polarisation errors, e.g. by use of Adcock or spaced loop antenna systems · CPC title

• G01S3/46

  using antennas spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference systems · CPC title

• H01Q9/0428

  radiating a circular polarised wave · CPC title