# US 12,113,269 B2 · Antenna device and display device including the same

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- Number: US 12,113,269 B2
- Document ID: US12113269B2
- Status: Granted
- Kind: B2
- Application number: 17/875,641
- Filed: 2022-07-28
- Published: 2022-11-17
- Granted: 2024-10-08
- Earliest claimed: 2020-01-30
- Assignees: Dongwoo Fine-Chem Co., Ltd.
- Applicants: Dongwoo Fine-Chem Co., Ltd.
- Inventors: Yoon Ho Huh; Jong Min Kim; Young Su Lee
- Web page: https://patentgrep.com/patent/US12113269B2

## CPC

- H01Q 1/243: {with built-in antennas}
- H01Q 1/364: {using a particular conducting material, e.g. superconductor}
- G06F 1/1626: {with a single-body enclosure integrating a flat display, e.g. Personal Digital Assistants [PDAs]}
- G06F 1/1698: {the I/O peripheral being a sending/receiving arrangement to establish a cordless communication link, e.g. radio or infrared link, integrated cellular phone (details of antennas disposed inside a computer H01Q1/2266)}
- H01Q 1/38: 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)}
- H01Q 1/48: Earthing means; Earth screens; Counterpoises
- H01Q 9/0407: {Substantially flat resonant element parallel to ground plane, e.g. patch antenna (dipole H01Q9/285; monopole H01Q9/40)}
- H01Q: ANTENNAS, i.e. RADIO AERIALS (radiators or antennas for microwave heating H05B6/72)
- G06F: ELECTRIC DIGITAL DATA PROCESSING (computer systems based on specific computational models G06N)

## Abstract

An antenna device according to an embodiment may include a dielectric layer, a radiator and a transmission line which are disposed on an upper surface of the dielectric layer and formed in a mesh structure. A mesh line width of the transmission line may be thicker than a mesh line width of the radiator.

## Claims

### Claim 1

An antenna device comprising:
a dielectric layer; and
a radiator and a transmission line which are disposed on an upper surface of the dielectric layer and formed in a mesh structure,
wherein a mesh line width of the transmission line is thicker than a mesh line width of the radiator,
wherein the mesh line width of the transmission line is from 3.0 μm to 7.0 μm, and the mesh line width of the transmission line is smaller than a value obtained by multiplying the mesh line width of the radiator by 2.6.

### Claim 2 (depends on 1)

The antenna device according to claim 1, wherein the mesh line width of the transmission line is smaller than a value obtained by multiplying the mesh line width of the radiator by 2.2.

### Claim 3 (depends on 1)

The antenna device according to claim 1, wherein an area of the transmission line is a value or less obtained by multiplying a reference area by 0.1,
wherein the reference area is calculated by multiplying a sum of a length of the radiator and a length of the transmission line by a width of the radiator.

### Claim 4 (depends on 1)

The antenna device according to claim 1, further comprising a ground layer disposed on a lower surface of the dielectric layer.

### Claim 5 (depends on 1)

The antenna device according to claim 1, further comprising a signal pad connected to an end of the transmission line.

### Claim 6 (depends on 5)

The antenna device according to claim 5, further comprising a ground pad disposed around the signal pad to be separated from the signal pad.

### Claim 7 (depends on 6)

The antenna device according to claim 6, wherein the signal pad or the ground pad has a solid structure.

### Claim 8 (depends on 1)

The antenna device according to claim 1, further comprising a dummy pattern disposed on an upper surface of the dielectric layer.

### Claim 9 (depends on 8)

The antenna device according to claim 8, wherein the dummy pattern is arranged around the radiator and the transmission line.

### Claim 10 (depends on 8)

The antenna device according to claim 8, wherein the dummy pattern is formed in a mesh structure.

### Claim 11 (depends on 10)

The antenna device according to claim 10, wherein the mesh line width of the dummy pattern is the same as the mesh line width of the radiator.

### Claim 12 (depends on 8)

The antenna device according to claim 8, wherein the dummy pattern is electrically separated from the radiator and the transmission line.

### Claim 13 (depends on 1)

A display device comprising the antenna device according to claim 1.