CN216084889U - Display substrate, display screen and electronic equipment - Google Patents

Abstract

The application discloses display substrates, display screen and electronic equipment, this display substrates includes: a display area, a connection area and a binding area; the display area is connected with the binding area through the connecting area; the connection area includes at least one of: the circuit comprises an extension area, a driving voltage signal line area and a first fan-out area; the extension area is an extension area of the display area; wherein at least some of the connecting regions have a bent structure.

Description

Display substrate, display screen and electronic equipment

Technical Field

The application belongs to the technical field of display, and particularly relates to a display substrate, a display screen and electronic equipment.

Background

With the development of display technology and the improvement of the performance of electronic devices, users are pursuing electronic devices with larger screen occupation ratio.

In the related art, the frame area of the display substrate is usually reduced by adopting a narrow frame design scheme, for example, a part of the display area of the screen of the electronic device is superimposed on a part of the fan-out area, that is, a thin film transistor (tft) control circuit of a part of the display area of the electronic device is compressed, and a space for routing the fan-out area is reserved under the part of the compressed tft control circuit.

However, the compressed tft control circuit in the display area has a non-uniform routing density (i.e., the non-compressed tft control circuit in the display area) compared to the normal display area, which results in a display area superimposed on the fan-out area having a non-uniform visual mura (display non-uniformity), and thus the display effect of the display area of the electronic device is not good.

SUMMERY OF THE UTILITY MODEL

The application aims to provide a display substrate, a display screen and electronic equipment so as to solve the technical problem that display of a screen display area of the electronic equipment in the related art is not ideal enough.

In order to solve the technical problem, the present application is implemented as follows:

in a first aspect, an embodiment of the present application provides a display substrate, including: a display area, a connection area and a binding area; the display area is connected with the binding area through the connecting area; the connection region includes at least one of: the circuit comprises an extension area, a driving voltage signal line area and a first fan-out area; the extension area is an extension area of the display area; wherein at least some of the connecting regions have a bent structure.

In a second aspect, an embodiment of the present application provides an electronic device, including the display substrate of the first aspect of the present application.

The display substrate provided by the embodiment of the application comprises: a display area, a connection area and a binding area; the display area is connected with the binding area through a connection area, and the connection area comprises at least one of the following items: the circuit comprises an extension area, a driving voltage signal line area and a first fan-out area; wherein the extension area is an extension area of the display area. Because at least partial region in the connection region has the structure of buckling, so, this application embodiment can be directly through the connection region of being connected with the display area buckle, need not to stack other line regions (for example the line region of fan-out district) in the below of display area to, both very big reduction the frame region of display substrate, guaranteed display area's normal demonstration again.

Additional aspects and advantages of the present application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present application.

Drawings

The above and/or additional aspects and advantages of the present application will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural diagram of a display substrate according to an embodiment of the present disclosure;

fig. 2 is a second schematic structural diagram of a display substrate according to an embodiment of the present disclosure;

fig. 3 is a third schematic structural diagram of a display substrate according to an embodiment of the present disclosure;

FIG. 4 is a fourth schematic structural diagram of a display substrate according to an embodiment of the present disclosure;

FIG. 5 is a fifth schematic view illustrating a structure of a display substrate according to an embodiment of the present disclosure;

FIG. 6 is a schematic structural diagram of a display screen provided in an embodiment of the present application;

fig. 7 is a schematic structural diagram of an electronic device provided in an embodiment of the present application.

Reference numerals: 1000. a display substrate; 2000. an electronic device; 3000. a display screen; 100. a display area; 110. a connection region; 1101. an extension region; 1102. a driving voltage signal line region; 1103. a first fan-out region; 120. a binding region; 1201. a second fan-out region; 1202. a test circuit area; 1203. a flexible circuit board; 21. a first arc region; 31. a second arc region.

Detailed Description

Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present application and are not to be construed as limiting the present application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The features of the terms first and second in the description and in the claims of the present application may explicitly or implicitly include one or more of such features. In the description of the present application, "a plurality" means two or more unless otherwise specified. In addition, "and/or" in the specification and claims means at least one of connected objects, a character "/" generally means that a preceding and succeeding related objects are in an "or" relationship.

In the description of the present application, it is to be understood that the terms "vertical," "horizontal," "clockwise," "counterclockwise," and the like refer to an orientation or positional relationship based on that shown in the drawings, which is for convenience in describing and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the application.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

According to the scheme provided by the embodiment of the application, the frame (frame) area of the electronic equipment can be reduced, so that a larger screen occupation ratio is realized.

Generally, in order to achieve a larger screen occupation ratio of an electronic device and satisfy a better look and feel of a user, in the related art, a frame is generally reduced, for example, taking a lower frame (lower border) of the electronic device as an example, a screen body bending technology (pad bending) is generally adopted, that is, a second fan-out area (Fanout), a driver IC and a flexible circuit board of a screen (display area) of the electronic device are bent together to the back of the screen to be bound (the driver IC circuit is connected with a display screen circuit), a circuit of a part of the screen close to the frame is compressed, and then a trace of a first fan-out area is overlapped to the lower part of the compressed circuit. However, the routing density of the partially compressed circuit is different from that of a normal screen, so that the routing of the screen is uneven, and further, the screen superimposed on the first fan-out area is subjected to a condition of visible mura (uneven display). And the embodiment that this application provided, the direct linking area who is connected through with the display area buckles, need not to superpose other lines in the below of display area, so, both very big reduction above-mentioned frame region, guaranteed display area's normal demonstration again, made the user obtain better impression.

A display substrate 1000, a display screen 3000 and an electronic device 2000 provided in the embodiments of the present application are described in detail below with reference to the accompanying drawings.

As shown in fig. 1 to 5, an embodiment of the present application provides a display substrate, where the display substrate 1000 includes: a display area 100, a connection area 110, and a binding area 120; the display area 100 is connected with the binding area 120 through the connection area 110; the connection area 110 includes at least one of: an extension region 1101, a driving voltage signal line region 1102, a first fan-out region 1103.

Wherein, the extension area can be an extension area of the display area; at least some of the connecting regions have a bent structure.

In the embodiment of the present application, the display substrate can be applied to an electronic device. The electronic device can be a mobile phone, a tablet computer, an intelligent bracelet and the like.

It is understood that the display area may be a display area of the electronic device, for example, a display area corresponding to a screen of the electronic device.

Specifically, the electronic device may be an electronic device having a folding function, that is, the display area in the electronic device may be a display area having a folding function.

In this embodiment, the driving voltage signal line region may be a driving voltage signal line region of the display substrate, or may be a driving voltage signal line region of the electronic device, and is used for accessing a signal line region of an operating voltage of the electronic device. The first fan-out area can be used for reducing the routing length, for example, the routing length of the touch lead and the data lead is reduced.

It can be understood that any one, or any two, or all of the three, or at least part of any one of the extension region, the driving voltage signal line region and the first fan-out region has a bent structure, and the display region can be directly connected with the bonding region through the connection region having the bent structure, that is, one side of the connection region having the bent structure is adjacent to the extension region, and the other side of the connection region having the bent structure is adjacent to the bonding region. So, this application embodiment can be directly through the connection region of being connected with the display area, will bind regional back of buckling to display area 100, need not to stack other lines in display area's below to, both very big reduction the frame region that the display substrate corresponds, guaranteed display area's normal demonstration again.

Optionally, in this embodiment of the application, as shown in fig. 2, the bonding area may include a second fan-out area 1201, a test circuit area 1202, and a flexible circuit board 1203, which are sequentially arranged; the display area is connected with the second fan-out area through a connecting area.

Illustratively, the second fan-out area may be used to reduce the width of the traces. The flexible circuit board may be connected with a driving IC.

The following description will exemplarily describe the display substrate provided in the embodiments of the present application by taking the connection region having several different bending structures as an example.

In a first possible implementation manner, as shown in fig. 3 in combination with fig. 2, in the case that the connection region includes an extension region, the extension region has a bent structure.

Illustratively, the display region 100 may be connected to the second fan-out region 1201 sequentially through the extension region 1101, the driving voltage signal line region 1102, and the first fan-out region 1103.

That is, in the embodiment of the present application, the driving voltage signal line region 1102, the first fan-out region 1103, and the components in the bonding region (e.g., the second fan-out region 1201, the test circuit region 1202, etc.) can be bent to the back side of the display region 100 directly through the extension region 1101 connected to the display region.

Illustratively, the extension area is an area with a flat surface, and a groove does not need to be arranged on the extension area, so that the cost is saved, and the process flow is reduced.

It should be noted that, since the extension area is the extension area of the display area, the extension area has the same display function as the display area, and thus, the display substrate in the embodiment of the present application has the maximum screen occupation ratio, that is, the screen of the electronic device on which the display substrate in the embodiment of the present application is mounted is the screen having the full-screen display function, and there is no frame area.

In a second possible implementation manner, referring to fig. 2, as shown in fig. 4, in the case that the connection region includes the driving voltage signal line region 1102, the driving voltage signal line region 1102 has a bent structure.

For example, the display region 100 may be connected to the second fan-out region 1201 sequentially through the driving voltage signal line region 1102, the first fan-out region 1103.

That is, the embodiments of the present application may bend the first fan-out region and the components (e.g., the second fan-out region, the test circuit region, etc.) in the bonding region to the back of the display region 100 directly through the driving voltage signal line region connected to the display region.

In a third possible implementation manner, referring to fig. 2, as shown in fig. 4, in the case that the connection region includes the driving voltage signal line region 1102 and the first fan-out region 1103, the driving voltage signal line region 1102 and the first fan-out region 1103 both have a bent structure.

For example, the display region may be connected to the second fan-out region 1201 sequentially through the driving voltage signal line region 1102 and the first fan-out region 1103.

That is, the embodiment of the present application may bend the components (e.g., the second fan-out region, the test circuit region, etc.) in the bonding region to the back of the display region 100 directly through the driving voltage signal line region and the first fan-out region connected to the display region.

It should be noted that, in the third possible implementation manner, in general, when the size of the driving voltage signal line region is not enough and cannot meet the size required by the bending structure, the driving voltage signal line region and the first fan-out region are used together as a connection region having the bending structure.

Optionally, in this embodiment of the application, as shown in fig. 5, the display area includes a first side, where the first side is provided with a first arc area 21; the first arc area includes a first signal line; the first signal line is a signal line corresponding to the driving voltage signal line region.

Example 1, in a case where the connection region includes a driving voltage signal line region and a first fan-out region, the first signal line may be connected to the driving voltage signal line region by a wire winding manner; therefore, the routing of the first arc area is facilitated.

Optionally, in this embodiment of the application, as shown in fig. 5, the display area further includes a second side, the second side is disposed opposite to the first side, and the second side is provided with a second arc area 31. The second arc area comprises a second signal line, and the second signal line is a signal line corresponding to the second fan-out area. The second circular arc region may be the same as or different from the second circular arc region, for example, the radius of curvature of the second circular arc region may be the same as or different from the radius of curvature of the first circular arc region.

Example 2, in combination with example 1, the second signal line may be connected to the second fan-out region by a wire winding method. Therefore, the routing of the second arc area is facilitated.

It is understood that the first signal line and the second signal line are signal lines on the display substrate corresponding to the respective arc regions.

It should be noted that the display region facing the driving voltage signal line region and the first fan-out region includes the above-described first signal line and second signal line, and the first signal line and the second signal line of the display region facing the driving voltage signal line region and the first fan-out region may each be directly and vertically connected to the corresponding driving voltage signal line region and the first fan-out region, respectively.

It should be noted that VSS in fig. 5 may be a source. Specifically, the source electrode may be a source electrode of a display substrate, or may be a source electrode of an electronic device.

An embodiment of the present application further provides a display screen, as shown in fig. 6, where the display screen includes the display substrate provided in any one of the embodiments.

An embodiment of the present application further provides an electronic device, as shown in fig. 7, the electronic device includes the display screen.

It is to be noted that the electronic devices in the embodiments of the present application may include mobile electronic devices and non-mobile electronic devices. By way of example, the mobile electronic device may be a mobile terminal device, such as a mobile phone, a tablet computer, a laptop computer, a palmtop computer, a car-mounted electronic device, a wearable device, an ultra-mobile personal computer (UMPC), a netbook or a Personal Digital Assistant (PDA), and the like, and the non-mobile electronic device may be a non-mobile terminal device, such as a server, a Network Attached Storage (NAS), a Personal Computer (PC), and the like, and the embodiments of the present application are not limited in particular.

In the description herein, reference to the description of the terms "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present application have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the application, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A display substrate, comprising: a display area, a connection area and a binding area;

the display area is connected with the binding area through the connecting area;

the connection region includes at least one of: the circuit comprises an extension area, a driving voltage signal line area and a first fan-out area;

the extension area is an extension area of the display area;

wherein at least some of the connecting regions have a bent structure.

2. The display substrate of claim 1, wherein: the binding area comprises a second fan-out area, a test circuit area and a flexible circuit board which are sequentially arranged; the display area is connected with the second fan-out area through the connecting area.

3. The display substrate of claim 2, wherein: the connecting region comprises the extending region, and the extending region is provided with the bending structure;

the display area is connected with the second fan-out area sequentially through the extension area, the driving voltage signal line area, the first fan-out area and the second fan-out area.

4. The display substrate of claim 3, wherein: the extended region is a region having a flat surface.

5. The display substrate of claim 2, wherein: the connection region comprises the driving voltage signal line region, and the driving voltage signal line region is provided with the bending structure;

the display area is connected with the second fan-out area through the driving voltage signal line area and the first fan-out area in sequence.

6. The display substrate of claim 2, wherein: in a case where the connection region includes the driving voltage signal line region and the first fan-out region, the driving voltage signal line region and the first fan-out region each have the bent structure;

the display area is connected with the second fan-out area through the driving voltage signal line area and the first fan-out area in sequence.

7. The display substrate according to any one of claims 2 to 4, wherein:

the display area comprises a first side, and a first arc area is arranged on the first side;

the first arc area includes a first signal line;

the connection region comprises the driving voltage signal line region and the first fan-out region, and the first signal line is connected with the driving voltage signal line region in a winding mode.

8. The display substrate of claim 7, wherein: the display area further comprises a second side, the second side is arranged opposite to the first side, and a second arc area is arranged on the second side;

the second arc area comprises a second signal line; the second signal line is connected with the second fan-out area in a winding mode.

9. A display screen, characterized in that the display screen comprises a display substrate according to any one of claims 1 to 8.

10. An electronic device characterized in that it comprises a display screen as claimed in claim 9.

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