Display device and display apparatus including the same

Patent metadata

Field	Value
Publication number	US-2024211067-A1
Application number	US-202118288446-A
Country	US
Kind code	A1
Filing date	Nov 15, 2021
Priority date	Apr 30, 2021
Publication date	Jun 27, 2024
Grant date	—

Abstract

A display device is provided. The display device has a display area and a non-display area adjacent thereto, an insulating protective layer is provided in the non-display area, and a first gap is provided between the insulating protective layer and the display area. The display device includes: a display substrate including a base substrate and a display structure layer formed thereon; a first conductive line on the display substrate, an orthographic projection of the first gap on the base substrate being coincided with or being within an orthographic projection of the first conductive line on the base substrate, and an extension direction of the first conductive line being the same as an extension direction of the first gap; and a first insulating layer on the first conductive line and provided with a via hole, the via hole being connected to the first conductive line to expose the same.

First claim

1 . A display device having a display area and a non-display area adjacent to the display area, an insulating protective layer being provided in the non-display area, and a first gap being provided between the insulating protective layer and the display area, wherein the display device comprises:
a display substrate comprising a base substrate and a display structure layer formed on the base substrate; a first conductive line provided on the display substrate, an orthographic projection of the first gap on the base substrate being coincided with or being within an orthographic projection of the first conductive line on the base substrate, and an extension direction of the first conductive line being the same as an extension direction of the first gap; and a first insulating layer provided on a side of the first conductive line away from the base substrate, the first insulating layer being provided with a via hole, and the via hole being connected to the first conductive line to expose the first conductive line.

2 . The display device according to claim 1 , further comprising:
a second conductive line provided in the non-display area and connected to a ground electrode, the second conductive line being connected to an end of the first conductive line, and an extension direction of the second conductive line being intersected with the extension direction of the first conductive line.

3 . The display device according to claim 2 , further comprising:
a third conductive line provided in the non-display area and connected to the ground electrode, the third conductive line being connected to another end of the first conductive line, and an extension direction of the third conductive line being intersected with the extension direction of the first conductive line.

4 . The display device according to claim 3 , further comprising:
an encapsulation layer provided on a side of the display substrate; and a touch structure provided on a side of the encapsulation layer away from the display substrate, and in the display area, the touch structure comprising a plurality of first touch units and a plurality of second touch units.

5 . The display device according to claim 4 , further comprising:
a polarizer provided on a side of the touch structure away from the display substrate, wherein the insulating protective layer is a metal cover adhesive layer, and the first gap is a gap between the metal cover adhesive layer and the polarizer.

6 . The display device according to claim 4 , wherein a bonding area is provided in the non-display area, and the display device further comprises:
a heat dissipation film provided on a side of the display substrate away from the encapsulation layer; a main control circuit board bonded to the bonding area, one or both of the second conductive line and the third conductive line being electrically connected to the main control circuit board; and a conductive adhesive layer adhered between the heat dissipation film and the main control circuit board, wherein one or both of the second conductive line and the third conductive line is electrically connected to the heat dissipation film via the conductive adhesive layer so as to be grounded.

7 . The display device according to claim 4 , wherein the touch structure comprises:
a second insulating layer provided on a side of the encapsulation layer away from the base substrate; a first touch metal layer provided on a side of the second insulating layer away from the base substrate; a third insulating layer provided on a side of the first touch metal layer away from the base substrate; and a second touch metal layer provided on a side of the third insulating layer away from the base substrate, wherein the first insulating layer is provided on a side of the second touch metal layer away from the base substrate, and the first conductive line, the second conductive line and the third conductive line all are provided in a same layer as the second touch metal layer and formed of a same material as the second touch metal layer.

8 . The display device according to claim 4 , further comprising:
a touch-sensing lead group provided in the non-display area, the touch-sensing lead group comprising a plurality of touch-sensing leads, and the touch-sensing lead being connected between the first touch unit and the bonding area; at least two touch-sensing ground leads provided in the non-display area and correspondingly located at two opposite sides of the touch-sensing lead group; a touch-driving lead group provided in the non-display area, the touch-driving lead group comprising a plurality of touch-driving leads, and the touch-driving lead being connected between the second touch unit and the bonding area; and at least two touch-driving ground leads provided in the non-display area and correspondingly located at two opposite sides of the touch-driving lead group, wherein a portion of the touch-sensing leads and a portion of the touch-driving leads are provided at two opposite sides of the display area.

9 . The display device according to claim 8 , wherein one of the at least two touch-sensing ground leads close to the display area is the second conductive line; and
one of the at least two touch-driving ground leads close to the display area is the third conductive line.

10 . A display apparatus comprising a display device, wherein the display device has a display area and a non-display area adjacent to the display area, an insulating protective layer is provided in the non-display area, and a first gap is provided between the insulating protective layer and the display area,
wherein the display device comprises; a display substrate comprising a base substrate and a display structure layer formed on the base substrate; a first conductive line provided on the display substrate, an orthographic projection of the first gap on the base substrate being coincided with or being within an orthographic projection of the first conductive line on the base substrate, and an extension direction of the first conductive line being the same as an extension direction of the first gap; and a first insulating layer provided on a side of the first conductive line away from the base substrate, the first insulating layer being provided with a via hole, and the via hole being connected to the first conductive line to expose the first conductive line.

11 . The display apparatus according to claim 10 , wherein the display device further comprises:
a second conductive line provided in the non-display area and connected to a ground electrode, the second conductive line being connected to an end of the first conductive line, and an extension direction of the second conductive line being intersected with the extension direction of the first conductive line.

12 . The display apparatus according to claim 11 , wherein the display device further comprises:
a third conductive line provided in the non-display area and connected to the ground electrode, the third conductive line being connected to another end of the first conductive line, and an extension direction of the third conductive line being intersected with the extension direction of the first conductive line.

13 . The display apparatus according to claim 12 , wherein the display device further comprises:
an encapsulation layer provided on a side of the display substrate; and a touch structure provided on a side of the encapsulation layer away from the display substrate, and in the display area, the touch structure comprising a plurality of first touch units and a plurality of second touch units.

14 . The display appa

Assignees

• Chengdu Boe Optoelect Tech Co
• Boe Technology Group Co Ltd

Inventors

• Wang Zijian
• Lu Xu
• Gong Qing
• Jiang Hongjie

Classifications

• G06F3/0443

  using a single layer of sensing electrodes · CPC title

• G06F3/0412

  Digitisers structurally integrated in a display · CPC title

• G06F3/0446

  using a grid-like structure of electrodes in at least two directions, e.g. using row and column electrodes · CPC title

• G09G3/2096

  Details of the interface to the display terminal specific for a flat panel (suitable for both CRT and flat panel G09G5/006; specific for a CRT G09G1/167) · CPC title

• G06F3/04164 Primary

  Connections between sensors and controllers, e.g. routing lines between electrodes and connection pads · CPC title