IP Library › Granted Patent US 10,290,923
Granted Patent B2
US 10,290,923 · App. 15/217,411 · Granted May 14, 2019

Electronic device including antenna device

Inventors: Dong-Uk Choi (Gyeonggi-do, KR); Sang-Pil Lee (Gyeonggi-do, KR); Jangje Park (Gyeonggi-do, KR); Jinu Kim (Seoul, KR); Bumjin Cho (Gyeonggi-do, KR); Inyong Hwang (Gyeonggi-do, KR)
Assignee: Samsung Electronics Co., Ltd
H01Q1/243G06F3/044H01Q1/24H01Q1/38H04W88/06
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Quick Facts
Patent No.
US 10,290,923
App. No.
15/217,411
Granted
May 14, 2019
Kind
B2
Abstract

An electronic device is provided. The electronic device includes a housing including a window that forms a first side of the electronic device, and a second side that is disposed opposite to the first side, a touch sensor disposed adjacent to the window and configured to generate a capacitance, an input circuit operably connected to the touch sensor and configured to detect an input based on a variation in the capacitance, an antenna radiator at least one of partially disposed inside the housing and a part of the housing, a ground operably disposed between the first side and the second side, a communication circuit operably connected to the antenna radiator and the ground, and an antenna matching circuit operably connected to the touch sensor and the input circuit.

Claims (46)

1. An electronic device comprising:

a housing including a window that forms a first side of the electronic device, and a second side that is disposed opposite to the first side;

a touch input device including:

a touch sensor disposed adjacent to the window and configured to generate a capacitance,

an input circuit operably connected to the touch sensor and configured to detect an input based on a variation in the capacitance,

an antenna matching circuit operably connected to the touch sensor and the input circuit, and

a contact electrically connecting the touch sensor to the input circuit;

and

an antenna device including;

an antenna radiator at least one of partially disposed inside the housing and a part of the housing, a ground operably disposed between the first side and the second side, and

a communication circuit operably connected to the antenna radiator and the ground,

wherein the contact is to contact the touch sensor while being deformed.

2. The electronic device of claim 1 , wherein the antenna matching circuit comprises at least one inductor that is operably connected between the touch sensor and the input circuit.

3. The electronic device of claim 2 , wherein the antenna matching circuit comprises a line that is electrically connected between the touch sensor and the ground.

4. The electronic device of claim 3 , wherein the antenna matching circuit comprises at least one capacitor that is mounted on the line.

5. The electronic device of claim 1 , wherein the antenna matching circuit is established by connecting at least one inductor and at least one capacitor in one of a series and a parallel configuration.

6. The electronic device of claim 1 , wherein the touch sensor includes a plate having a conductive pattern.

7. The electronic device of claim 1 , wherein the contact comprises a C-clip.

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

a printed circuit board (PCB) on which the input circuit is mounted,

wherein the touch sensor is mounted on the printed circuit board using a surface mounting technology (SMT).

9. The electronic device of claim 1 , wherein the touch sensor comprises a plurality of conductive patterns which are arranged adjacent to and spaced apart from the window, and wherein the electronic device further comprises a plurality of contacts that are configured to electrically connect the input circuit to the plurality of conductive patterns.

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

a PCB on which the input circuit is mounted,

wherein the PCB overlaps the window in a direction from the first side of the electronic device to the second side of the electronic device, and the plurality of contacts are disposed between the window and the PCB and are mounted to the PCB spaced apart therefrom.

11. The electronic device of claim 1 , wherein the antenna radiator overlaps the touch sensor in a direction from the first side of the electronic device to the second side of the electronic device.

12. The electronic device of claim 11 , wherein the ground is disposed between the touch sensor and the antenna radiator.

13. The electronic device of claim 1 , wherein the electronic device further comprises a PCB, and the ground is a part of the PCB.

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

a display extending through the first side of the housing.

15. An electronic device comprising:

a housing that includes a window that forms a first side of the electronic device, and a second side of the electronic device that is disposed opposite to the first side;

a circuit board operably disposed between the first side of the electronic device and the second side of the electronic device and including a ground;

a touch input device including:

a first conductive plate and a second conductive plate that are operably disposed between the first side of the electronic device and the circuit board and that are disposed adjacent to and spaced apart from the window,

an input circuit mounted on the circuit board and configured to detect a first input based on a variation in a capacitance of the first conductive plate and to detect a second input based on a variation in a capacitance of the second conductive plate,

a first contact and a second contact, the first contact mounted on the circuit board and configured to electrically connect the input circuit and the first conductive plate and the second contact mounted on the circuit board and configured to electrically connect the input circuit and the second conductive plate, and

an antenna matching circuit mounted on the circuit board and operably connected to at least one of the first conductive plate and the second conductive plate and the input circuit; and

an antenna device including:

an antenna radiator at least one of partially disposed inside the housing and a part of the housing, and

a communication circuit mounted on the circuit board and operably connected to the antenna radiator and the ground.

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

a through-hole formed through the window;

a button disposed within the through-hole and extending from the first side of the electronic device to the second side of the electronic device; and

a push switch mounted on the circuit board and configured to receive current by the press of the button,

wherein the push switch is operably disposed between the first contact and the second contact.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 12, 2016
From: CHOI, DONG-UK; LEE, SANG-PIL; PARK, JANGJE; KIM, JINU; CHO, BUMJIN; HWANG, INYONG
To: SAMSUNG ELECTRONICS CO., LTD.
Reel/Frame 039418/0368 →
Priority Claims (1)
KR 10-2015-0109186 · Jul 31, 2015 · national
Continuity (1)
Related Publication 20170033442A1 · Feb 2, 2017