Display assembly including double-sided display module and display apparatus

Patent metadata

Field	Value
Publication number	US-11953768-B2
Application number	US-202318308485-A
Country	US
Kind code	B2
Filing date	Apr 27, 2023
Priority date	Jul 22, 2019
Publication date	Apr 9, 2024
Grant date	Apr 9, 2024

Abstract

A display assembly includes a display device, a first clamping plate and a second clamping plate. The display apparatus has at least one display area, and the first clamping plate and the second clamping plate are disposed on two opposite sides of the display device in a thickness direction thereof. At least one of the first clamping plate and the second clamping plate is located on at least one light-emitting side of the display device, and in a clamping plate located on a light-emitting side of the display device, at least a partial region of a portion covering an active area of the display device is in a transparent state. The display device includes a double-sided display module including a first display module and a second display module that are arranged back to back and an encapsulation housing configured to fix the first display module and the second display module.

First claim

What is claimed is:

1. A display assembly, comprising:
a display device having at least one active area; and
a first clamping plate and a second clamping plate disposed on two opposite sides of the display device in a thickness direction of the display device, wherein
at least one of the first clamping plate and the second clamping plate is located on at least one light-exiting side of the display device, respectively; and at least a partial region of a portion, covering an active area of the display device, in a clamping plate located on a light-exiting side of the display device is in a transparent state;
the display device includes a display module;
the display module is a double-sided display module; and
the double-sided display module includes:
a first display module and a second display module that are arranged back to back; and
an encapsulation housing disposed on a periphery of the first display module and the second display module, the encapsulation housing being configured to fix the first display module and the second display module.

2. The display assembly according to claim 1 , wherein the display device further includes a signal converter board, and the signal converter board has a first signal interface and a second signal interface;
the first display module includes:
a first display panel;
a first driving circuit board coupled to the first display panel, the first driving circuit board having a third signal interface; and
a first flexible circuit board coupled to the first signal interface and the third signal interface; and

the second display module includes:
a second display panel;
a second driving circuit board coupled to the second display panel, the second driving circuit board having a fourth signal interface; and
a second flexible circuit board coupled to the second signal interface and the fourth signal interface.

3. The display assembly according to claim 2 , wherein the first display panel and the second display panel each have an active area and a peripheral area disposed around the active area, and the peripheral area includes a first sub-region and a second sub-region located on two opposite sides of the active area in a first direction;
two opposite sides of the double-sided display module in the first direction are a first side and a second side;
the first sub-region of the first display panel and the second sub-region of the second display panel are located at the first side of the double-sided display module, and the second sub-region of the first display panel and the first sub-region of the second display panel are located at the second side of the double-sided display module; and boundaries of the active areas of the first display panel and the second display panel completely overlap;
a portion of the first driving circuit board and a portion of the second driving circuit board are disposed in first sub-regions of corresponding display panels, respectively, the third signal interface is located at the first side of the double-sided display module, and the fourth signal interface is located at the second side of the double-sided display module; and
the encapsulation housing includes a side wall facing side faces of the first display panel and the second display panel, and the side wall is provided with at least one circuit board penetration opening; and the at least one circuit board penetration opening is configured to allow the first flexible circuit board coupled to the third signal interface and the second flexible circuit board coupled to the fourth signal interface to penetrate.

4. The display assembly according to claim 3 , wherein the at least one circuit board penetration opening includes one circuit board penetration opening, and the circuit board penetration opening is disposed at a position on the side wall corresponding to the third signal interface;
after being coupled to the third signal interface, the first flexible circuit board directly passes through the circuit board penetration opening; and
after being coupled to the fourth signal interface, the second flexible circuit board passes through a gap between the first display panel and the second display panel, and passes through the circuit board penetration opening.

5. The display assembly according to claim 4 , wherein a dimension of the first sub-region in the first direction is greater than a dimension of the second sub-region in the first direction;
at the first side of the double-sided display module, in a direction that is away from the active area in the first direction, a portion, extending beyond the second display panel, in the first sub-region of the first display panel sequentially includes a first width portion and a second width portion; and a thickness of the first width portion is greater than a thickness of the second width portion, and the third signal interface is disposed on the second width portion, and is located on a back face of the first display panel;
at the second side of the double-sided display module, in a direction that is away from the active area in the first direction, a portion, extending beyond the first display panel, in the first sub-region of the second display panel sequentially includes a third width portion and a fourth width portion; and a thickness of the third width portion is greater than a thickness of the fourth width portion, and the fourth signal interface is disposed on the fourth width portion, and is located on a back face of the second display panel;
the double-sided display module further includes a first fixing member and a second fixing member; and
a portion of the second flexible circuit board located between a portion, coupled to the fourth signal interface, of the second flexible circuit board and a portion, between the first display panel and the second display panel, of the second flexible circuit board is fixed on a surface, proximate to the first display panel, of the third width portion of the second display panel through the first fixing member; and a portion of the second flexible circuit board located between the portion, between the first display panel and the second display panel, of the second flexible circuit board and a portion, located at the third signal interface, of the second flexible circuit board is fixed to a surface, proximate to the second display panel, of the first width portion of the first display panel through the second fixing member.

6. The display assembly according to claim 3 , wherein the third signal interface and the fourth signal interface are located on a same straight line extending in the first direction.

7. The display assembly according to claim 3 , wherein the third signal interface and the fourth signal interface both face a direction that is away from the active area in the first direction, and the third signal interface and the fourth signal interface are both flat in a thickness direction of the double-sided display module; and
after being coupled to the fourth signal interface and being reversed by 180 degrees, the second flexible circuit board passes through a gap between the first display panel and the second display panel.

8. The display assembly according to claim 3 , wherein in a thickness direction of the double-sided display module, a first cushion pad is provided between the encapsulation housing and the first display panel, and between the encapsulation housing and the second display panel.

9. The display assembly according to claim 1 , wherein the double-sided display module further includes a plurality of connectors, and each connector includes:
a first surface and a second surface disposed opposite to each other;
a third surface and a fourth surface that are both connected to the first

Assignees

• Boe Technology Group Co Ltd

Inventors

• Wang Zifeng
• Li Weiguo
• Sun Junmin
• Wang Qiang
• Wu Yunpeng

Classifications

• G02F1/133308 Primary

  Support structures for LCD panels, e.g. frames or bezels · CPC title

• B60R11/0235 Primary

  of flat type, e.g. LCD · CPC title

• F16M13/02

  for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle · CPC title

• G02F1/13452

  Conductors connecting driver circuitry and terminals of panels · CPC title

• G09F9/30

  in which the desired character or characters are formed by combining individual elements (panels comprising a number of electrodes in a single cell controlling light arriving from an independent light source, e.g. electro-optical or magneto-optical cell, G02F1/00) · CPC title