# US 10,481,451 B2 · Pixel structure, display panel, and curved display device

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- Number: US 10,481,451 B2
- Document ID: US10481451B2
- Status: Granted
- Kind: B2
- Application number: 15/490,913
- Filed: 2017-04-19
- Published: 2017-11-02
- Granted: 2019-11-19
- Earliest claimed: 2016-04-27
- Assignees: Au Optronics Corporation
- Applicants: Au Optronics Corporation
- Inventors: Jia-Hong Wang; Ya-Ling Hsu
- Web page: https://patentgrep.com/patent/US10481451B2

## CPC

- G02F 1/136286: {Wiring, e.g. gate line, drain line}
- G02F 1/133707: {Structures for producing distorted electric fields, e.g. bumps, protrusions, recesses, slits in pixel electrodes}
- G02F 1/136209: {Light shielding layers, e.g. black matrix, incorporated in the active matrix substrate, e.g. structurally associated with the switching element}
- G02F 1/1368: in which the switching element is a three-electrode device {(G02F1/136277 takes precedence)}
- G02F 2201/123: pixel
- G09G 3/3648: {using an active matrix (G09G3/367 - G09G3/3696 take precedence)}
- G09G 2300/0439: Pixel structures
- G09G 2320/0233: Improving the luminance or brightness uniformity across the screen
- G02F: OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G09G: ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION (arrangements for transferring data between digital computers and displays G06F3/14; static indicating arrangements comprising an association of a number of separate sources or light control cells G09F9/00; static indicating arrangements comprising integral associations of a number of light sources H01J, H01K, H10H, H05B33/12; scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission, details thereof H04N1/00)

## Abstract

A pixel structure is provided. The pixel structure has a first substrate, a scan line, a data line, an active device, a pixel electrode, and a conductive strip-shaped pattern. The scan line and the data line are located on the first substrate. The active device is electrically connected to the scan lines and the data line. The pixel electrode is electrically connected to the active device. The conductive strip-shaped pattern is correspondingly disposed over the data line. The conductive strip-shaped pattern has an opening at least partially overlapped with the data line in a vertical projection at the first substrate.

## Claims

### Claim 1

A display panel, comprising:
a first substrate;
a pixel array, disposed on the first substrate, wherein the pixel array comprises a plurality of pixel structures, and each of at least a portion of the pixel structures comprises:
a scan line and a data line, wherein the data line has two opposite sides;
an active device, electrically connected to the scan line and the data line;
a pixel electrode, electrically connected to the active device; and
a conductive strip-shaped pattern, correspondingly disposed over the data line and having an opening at least partially overlapped with the data line in a vertical projection on the first substrate, wherein a portion of the conductive strip-shape pattern is overlapped with the two opposite sides of the data line, the opening is between the two opposite sides of the data line in the vertical projection on the first substrate, and the conductive strip-shaped pattern comprises:
at least one bridge portion; and
two extending portions, connected to the bridge portion, wherein the extending portions are respectively corresponding to the two opposite sides of the data line, and the opening is located between the extending portions;
a second substrate, disposed opposite to the first substrate;
an electrode film, disposed on the second substrate, wherein a voltage applied to the electrode film is substantially the same as a voltage applied to the conductive strip-shaped pattern of each of the at least a portion of the pixel structures; and
a liquid crystal layer, located between the first substrate and the second substrate.

### Claim 2 (depends on 1)

The display panel of claim 1, wherein each of the at least a portion of the pixel structures further comprises a shielding metal layer located between the pixel electrode and the data line, wherein the shielding metal layer and the scan line are in the same layer.

### Claim 3 (depends on 1)

The display panel of claim 1, wherein each of the at least a portion of the pixel structures has a first region, wherein the first region is overlapped with the scan line in a vertical projection at the first substrate, and the bridge portion of the conductive strip-shaped pattern is correspondingly disposed in the first region.

### Claim 4 (depends on 3)

The display panel of claim 3, wherein the first region has an overlapping area that the conductive strip-shaped pattern being overlapped with the data line, and a line width of the data line located inside the overlapping area is smaller than a line width of the data line not overlapping the scan line.

### Claim 5 (depends on 1)

The display panel of one of claim 1, further comprising:
a light shielding layer, at least overlapped with a portion of the scan line, wherein the light shielding layer is not located on top of the data line or underneath the data line.

### Claim 6 (depends on 1)

The display panel of one of claim 1, further comprising:
a light shielding layer, at least overlapped with a portion of the scan line and/or the data line.

### Claim 7 (depends on 1)

A curved display device, comprising:
the display panel of claim 1;
a backlight module, located at a side of the display panel; and
a bending element, fixing the display panel and the backlight module, wherein the display panel and the backlight module have a curvature.

### Claim 8 (depends on 1)

The display panel of claim 1, wherein the opening is an enclosed opening basically constituted by connecting the two extending portions of one pixel structure of the at least a portion of the pixel structures to the bridge portion of another pixel structure of the at least a portion of the pixel structures adjacent thereto.

### Claim 9 (depends on 1)

The display panel of claim 1, wherein the conductive strip-shaped pattern of each of the at least a portion of the pixel structures further comprises:
a connecting portion, connected to the bridge portion and the two extending portions.

### Claim 10 (depends on 9)

The display panel of claim 9, wherein the opening is an enclosed opening basically constituted by connecting the two extending portions of one pixel structure of the at least a portion of the pixel structures to the connecting portion of another pixel structure of the at least a portion of the pixel structures adjacent thereto.

### Claim 11 (depends on 1)

The display panel of claim 1, wherein the bridge portions comprised in the conductive strip-shaped patterns of two adjacent pixel structures of the at least a portion of the pixel structures are connected to each other.

### Claim 12 (depends on 1)

The display panel of claim 1, wherein the pixel electrode and the conductive strip-shaped pattern are in the same layer.

### Claim 13 (depends on 1)

The display panel of claim 1, wherein a width of the opening is less than a width of the data line.
