Electronic device including antenna feeding unit

Patent metadata

Field	Value
Publication number	US-12095176-B2
Application number	US-202217682615-A
Country	US
Kind code	B2
Filing date	Feb 28, 2022
Priority date	Mar 16, 2021
Publication date	Sep 17, 2024
Grant date	Sep 17, 2024

Abstract

An electronic device is provided. The electronic device includes an antenna, a wireless communication module electrically connected to the antenna, a flexible printed circuit board (FPCB) including a first feeding element and a second feeding element which are electrically connected to the wireless communication module, a substrate disposed above the first feeding element and the second feeding element, a first conductive pattern including a first coupling hole and a second conductive pattern including a second coupling hole, which are formed on the upper surface of the substrate, a first coupling fastener configured to penetrate the first coupling hole and the first feeding element and electrically connect the first conductive pattern and the first feeding element, and a second coupling fastener configured to penetrate the second coupling hole and the second feeding element and electrically connect the second conductive pattern and the second feeding element.

First claim

The invention claimed is:

1. An electronic device comprising:
an antenna;
a wireless communication module electrically connected to the antenna;
a flexible printed circuit board (FPCB) comprising a first feeding element and a second feeding element which are electrically connected to the wireless communication module;
a substrate disposed above the first feeding element and the second feeding element;
a first conductive pattern comprising a first coupling hole and a second conductive pattern comprising a second coupling hole, which are formed on an upper surface of the substrate;
a capacitance pattern formed between the first conductive pattern and the second conductive pattern;
a first coupling fastener configured to penetrate the first coupling hole and the first feeding element and electrically connect the first conductive pattern and the first feeding element; and
a second coupling fastener configured to penetrate the second coupling hole and the second feeding element and electrically connect the second conductive pattern and the second feeding element.

2. The electronic device of claim 1 , further comprising:
a third conductive pattern which is formed on the upper surface of the substrate and comprises a third coupling hole;
a third feeding element formed on the FPCB; and
a third coupling fastener configured to penetrate the third coupling hole and the third feeding element and electrically connect the third conductive pattern and the third feeding element.

3. The electronic device of claim 2 , further comprising:
a matching element connected between the second conductive pattern and the third conductive pattern.

4. The electronic device of claim 3 , wherein the matching element comprises multiple capacitors having various capacitance values or multiple inductors having various inductance values.

5. The electronic device of claim 2 , further comprising:
a third conductive pad disposed between the substrate and the third feeding element.

6. The electronic device of claim 1 , further comprising:
a first conductive pad disposed between the substrate and the first feeding element; and
a second conductive pad disposed between the substrate and the second feeding element.

7. The electronic device of claim 6 , wherein the substrate comprises at least one via configured to electrically connect the first conductive pattern and the first conductive pad.

8. The electronic device of claim 1 , wherein the substrate comprises at least one via configured to electrically connect the first conductive pattern and the first feeding element.

9. The electronic device of claim 1 ,
wherein the first feeding element comprises a through-hole which is formed through a portion thereof and to which the first coupling fastener is coupled, and
wherein the second feeding element comprises a through-hole which is formed through a portion thereof and to which the second coupling fastener is coupled.

10. An electronic device comprising:
an antenna;
a wireless communication module electrically connected to the antenna;
a flexible printed circuit board (FPCB) comprising a first feeding element, a second feeding element, and a third feeding element which are electrically connected to the wireless communication module;
a substrate disposed above the first feeding element, the second feeding element, and/or the third feeding element;
a first conductive pattern comprising a first coupling hole, a second conductive pattern comprising a second coupling hole, and a third conductive pattern comprising a third coupling hole, which are formed on an upper surface of the substrate;
a capacitance pattern formed between the first conductive pattern and the second conductive pattern;
a first coupling fastener configured to penetrate the first coupling hole and the first feeding element and electrically connect the first conductive pattern and the first feeding element;
a second coupling fastener configured to penetrate the second coupling hole and the second feeding element and electrically connect the second conductive pattern and the second feeding element; and
a third coupling fastener configured to penetrate the third coupling hole and the third feeding element and electrically connect the third conductive pattern and the third feeding element.

11. The electronic device of claim 10 , further comprising:
a matching element connected between the second conductive pattern and the third conductive pattern.

12. The electronic device of claim 11 , wherein the matching element comprises multiple capacitors having various capacitance values or multiple inductors having various inductance values.

13. The electronic device of claim 12 , wherein the matching element further comprises at least one switch for controlling radiation properties of the antenna.

14. The electronic device of claim 10 , further comprising:
a first conductive pad disposed between the substrate and the first feeding element;
a second conductive pad disposed between the substrate and the second feeding element; and
a third conductive pad disposed between the substrate and the third feeding element.

15. The electronic device of claim 10 , wherein the substrate comprises at least one via configured to electrically connect the first conductive pattern and the first feeding element.

16. The electronic device of claim 10 , wherein the capacitance pattern includes a capacitance area in which the first conductive pattern and the second conductive pattern are spaced apart from each other.

17. The electronic device of claim 16 , wherein the capacitance area electrically connects the first feeding element to the second feeding element.

18. The electronic device of claim 10 , wherein the wireless communication module is configured to tune a frequency band of the antenna based on the capacitance pattern.

Assignees

• Samsung Electronics Co Ltd

Inventors

• Hong Sanghue
• Park Jaewan
• Koo Minsung
• Sohn Minsoo
• Lee Woosung

Classifications

• H01Q1/243 Primary

  with built-in antennas · CPC title

• H01Q5/335 Primary

  at the feed, e.g. for impedance matching · CPC title

• H01Q9/42

  with folded element, the folded parts being spaced apart a small fraction of the operating wavelength · CPC title