CN114333693B - Array substrate, display panel and display device - Google Patents
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- CN114333693B CN114333693B CN202111509996.5A CN202111509996A CN114333693B CN 114333693 B CN114333693 B CN 114333693B CN 202111509996 A CN202111509996 A CN 202111509996A CN 114333693 B CN114333693 B CN 114333693B
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- 239000000758 substrate Substances 0.000 title claims abstract description 65
- 238000005452 bending Methods 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000002313 adhesive film Substances 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
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Abstract
The invention relates to the technical field of display and discloses an array substrate, a display panel and a display device. In the present invention, an array substrate includes: a substrate including a light emitting region for disposing a display unit; the data circuit comprises a data wire, a first data electrode and a second data electrode, wherein the first data electrode and the second data electrode are respectively arranged at two ends of the data wire, the first data electrode is connected with the second data electrode so that the data wire forms a ring-shaped wire, and the first data electrode is connected with the controller. Compared with the prior art, the array substrate, the display panel and the display device provided by the embodiment of the invention have the advantage of improving the resolution.
Description
Technical Field
The invention relates to the technical field of display, in particular to an array substrate, a display panel and a display device.
Background
The organic light emitting diode display device is considered as a new application technology of the next generation of flat panel display due to the excellent characteristics of self-luminescence, no need of backlight source, high contrast, thin thickness, wide viewing angle, fast response speed, applicability to flexible panels, wide application temperature range, simple structure and process, and the like.
However, the inventor of the present invention found that the OLED display panel in the prior art has a low resolution due to the influence of the trace voltage drop.
Disclosure of Invention
An object of the embodiments of the present invention is to provide an array substrate, a display panel and a display device, which can improve the resolution of the display panel.
In order to solve the above technical problem, an embodiment of the present invention provides an array substrate, including: a substrate including a light emitting region for disposing a display unit; the data circuit comprises a data wire, a first data electrode and a second data electrode, wherein the first data electrode and the second data electrode are respectively arranged at two ends of the data wire, the first data electrode is connected with the second data electrode so that the data wire forms a ring-shaped wire, and the first data electrode is connected with the controller.
Embodiments of the present invention also provide a display panel including: the array substrate and the light-emitting pixel unit arranged on the array substrate are as described above.
The embodiment of the invention also provides a display device which comprises the display panel.
Compared with the prior art, the embodiment of the invention connects the first data electrode and the second data electrode to enable the data routing line to form the annular routing line, the first data electrode is connected with the controller, and the second data electrode is also connected with the controller, so that a luminous signal for controlling the luminous of the display unit far away from the controller can be directly transmitted from one side of the second data electrode.
Preferably, the substrate is a flexible substrate, the flexible substrate includes a first flat portion, a second flat portion, and a bendable portion connecting the first flat portion and the second flat portion, the light emitting region is located in the bendable portion, the first data electrode is disposed on the first flat portion, the second data electrode is disposed on the second flat portion, the flexible substrate is bendable so that the first flat portion and the second flat portion are stacked, and the first data electrode and the second data electrode are connected via a connection assembly. The substrate is set to be a flexible substrate, and when the flexible substrate is bent, the first straight part and the second straight part are arranged in a stacked mode, so that the distance between the first data electrode and the second data electrode is shortened, the voltage drop of a control signal between the first data electrode and the second data electrode is reduced, and the resolution is further improved.
Preferably, the data circuit includes a plurality of data traces, two ends of each data trace are respectively provided with one first data electrode and one second data electrode, the first data electrodes and the second data electrodes disposed at two ends of the same data trace are connected by the connecting component, and the first data electrodes and the second data electrodes disposed at two ends of different data traces are insulated from each other. According to the arrangement, the independence of signals transmitted by each data line is ensured, the signal interference between different data lines is avoided, and the display quality is improved.
Preferably, the connection assembly is a conductive layer, the conductive layer is sandwiched between the first flat portion and the second flat portion, the conductive layer includes a plurality of connectors insulated from each other, and the first data electrode and the second data electrode disposed at two ends of the same data trace are connected via one of the connectors.
Preferably, the connecting assembly is an anisotropic conductive adhesive film, and the first data electrode and the second data electrode which are arranged at two ends of the same data trace are opposite to each other and are pressed on two sides of the anisotropic conductive adhesive film.
Preferably, the substrate is a flexible substrate, the flexible substrate includes a first flat portion, a second flat portion, and a bendable portion connecting the first flat portion and the second flat portion, the light emitting region is located in the bendable portion, the first data electrode is disposed on the first flat portion, the second data electrode is disposed on the second flat portion, the flexible substrate is bendable so that the first flat portion and the second flat portion are stacked, and the first data electrode is directly connected to the second data electrode in a contact manner. The first data electrode is directly contacted with and connected with the second data electrode, so that the voltage drop of the control signal transmitted by the second data electrode can be further reduced. In addition, the manufacturing cost can be effectively reduced without arranging a connecting assembly.
Preferably, the data circuit includes a plurality of data traces, two ends of each data trace are respectively provided with one first data electrode and one second data electrode, and the first data electrodes and the second data electrodes arranged at two ends of the same data trace are in direct contact connection. By the arrangement, the interference of signals transmitted between different data wires can be avoided, and the display quality is improved.
Preferably, the bendable portion at least includes a first display area, a second display area, and a bending area connecting the first display area and the second display area, the light-emitting area at least includes a first light-emitting portion and a second light-emitting portion, the first light-emitting portion is disposed on the first display area, and the second light-emitting portion is disposed on the second display area. The light emitting area is arranged on the bendable portion, the first light emitting portion is arranged on the first display area, the second light emitting portion is arranged on the second display area, the bendable portion divides the first light emitting portion and the second light emitting portion into two different display areas when the bendable portion bends along the bending area, and the two different display areas can transmit control signals through the first data electrode and the second data electrode respectively, so that the effect that one set of driving assembly controls the two different display areas simultaneously is achieved, independent driving assemblies do not need to be arranged for the plurality of display areas respectively, and manufacturing cost can be reduced.
Drawings
Fig. 1 is a schematic structural diagram of an array substrate according to a first embodiment of the present invention;
fig. 2 is a schematic plan view of an array substrate according to a first embodiment of the present invention after being unfolded;
fig. 3 is a schematic structural diagram of a seed conductive layer of an array substrate according to a first embodiment of the present invention;
fig. 4 is a schematic structural diagram of an array substrate according to a second embodiment of the present invention;
fig. 5 is a schematic structural diagram of an array substrate according to a third embodiment of the present invention;
fig. 6 is a schematic structural diagram of a display panel according to a fourth embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail below with reference to the accompanying drawings. However, it will be appreciated by those of ordinary skill in the art that numerous technical details are set forth in order to provide a better understanding of the present application in various embodiments of the present invention. However, the technical solution claimed in the present application can be implemented without these technical details and various changes and modifications based on the following embodiments.
The first embodiment of the present invention relates to an array substrate, which has a specific structure as shown in fig. 1 and 2, and includes: the display panel comprises a substrate 10, the substrate 10 comprises a luminous area 20, a display unit is arranged on the luminous area 20 when the display panel is prepared, a data circuit 30 arranged on the substrate 10, and a controller 40 connected with the data circuit 30. The data circuit 30 includes a data trace 31 for transmitting a control signal to the display unit, a first data electrode 32 and a second data electrode 33, the first data electrode 32 is connected to the controller 40, the first data electrode 32 and the second data electrode 33 are respectively disposed at two ends of the data trace 31, and the first data electrode 32 and the second data electrode 33 are connected to enable the data trace 31 to form a circular trace. That is, the first data electrode 32 and the second data electrode 33 are connected to each other on the other side on the basis of the connection via the data trace 31, so that the data trace 31 is connected end to form a loop trace.
Compared with the prior art, in the array substrate provided in the first embodiment of the present invention, the first data electrode 32 is connected to the second data electrode 33, so that the data trace 31 forms a circular trace, the first data electrode 32 is connected to the controller 40, so that the second data electrode 33 is also connected to the controller 40, and therefore, for the light emitting unit far away from the controller 40, the light emitting signal for controlling the light emitting of the light emitting unit can be directly transmitted from the second data electrode 33, compared with the prior art in which the light emitting unit is transmitted from the first data electrode 32, the transmission path is shortened, thereby reducing the voltage drop in the transmission process and improving the resolution of the entire display of the light emitting region. As shown in fig. 2, which is a schematic diagram of the principle of shortening the transmission path, wherein, for the display unit 50 far from the controller 40, a is a path for transmitting a control signal in the prior art, and a is a path for transmitting a control signal in the embodiment, it is obvious that the path length for transmitting a control signal is shortened in the embodiment.
Specifically, in this embodiment, the substrate 10 is a flexible substrate, the flexible substrate 10 includes a first straight portion 11, a second straight portion 12, and a bendable portion 13 connecting the first straight portion 11 and the second straight portion 12, the light emitting region 20 is located on the bendable portion 13, the first data electrode 32 is disposed on the first straight portion 11, and the second data electrode 33 is disposed on the second straight portion 12, the flexible substrate can make the first straight portion 11 and the second straight portion 12 stacked when being bent, and the first data electrode 32 and the second data electrode 33 are connected via the connection component 60. It can be understood that, in this embodiment, the substrate 10 is provided as a flexible substrate, and the flexible substrate 10 is bent such that the first flat portion 11 and the second flat portion 12 are stacked, thereby shortening the distance between the first data electrode 32 and the second data electrode 33, reducing the voltage drop of the control signal between the first data electrode 32 and the second data electrode 33, and further improving the resolution.
Specifically, in the present embodiment, the data circuit 30 includes a plurality of data traces 31, two ends of each data trace 31 are respectively provided with a first data electrode 32 and a second data electrode 33, the first data electrode 32 and the second data electrode 33 that are provided at two ends of the same data trace 31 are connected via the connection component 60, and the first data electrode 32 and the second data electrode 33 that are provided at two ends of different data traces 31 are insulated from each other. So set up, guaranteed the independence of every data line 31 transmission's signal, avoided the signal interference between different data lines 31, promoted display quality.
Further, in the present embodiment, as shown in fig. 3, the connection member 60 is a conductive layer. When the flexible substrate 10 is bent, the conductive layer 60 is sandwiched between the first flat portion 11 and the second flat portion 12, the conductive layer 60 includes a plurality of connectors 61 insulated from each other, and the first data electrode 32 and the second data electrode 33 disposed at two ends of the same data trace 31 are connected via one connector 61. It should be understood that the foregoing is only a specific example of the connecting assembly 60 in this embodiment, and is not limiting, and in other embodiments of the present invention, other structures may be adopted, and the arrangement may be flexibly configured according to actual needs. For example, in another embodiment of the present invention, an anisotropic conductive film may be provided as the connection component 60, and the first data electrode 32 and the second data electrode 33 provided at both ends of the same data line 31 may be pressed against both sides of the anisotropic conductive film 60. The anisotropic conductive film is an adhesive which is conductive in the Z direction and non-conductive in the X and Y directions, and is used as a connecting assembly 60, and the first data electrode 32 and the second data electrode 33 are oppositely pressed on two sides of the anisotropic conductive film 60, so that the mutual conduction between the two oppositely-facing first data electrodes 32 and second data electrodes 33 can be realized, and the adjacent first data electrodes 32 and second data electrodes 33 are mutually insulated.
A second embodiment of the present invention relates to an array substrate. The second embodiment is substantially the same as the first embodiment, and mainly differs therefrom in that: as shown in fig. 4, in the second embodiment of the present invention, the bendable portion 13 includes a first display area 131, a second display area 132, and a bending area 133 connecting the first display area 131 and the second display area 132, the light emitting area 20 includes a first light emitting portion 21 and a second light emitting portion, the first light emitting portion 21 is disposed on the first display area 131, and the second light emitting portion 22 is disposed on the second display area 132.
Compared with the prior art, the array substrate provided by the second embodiment of the present invention maintains the technical effects of the first embodiment, and at the same time, the light emitting region 20 is disposed on the bendable portion 13, the first light emitting portion 21 is disposed on the first display region 131, the second light emitting portion 22 is disposed on the second display region 132, the bendable portion 13 divides the first light emitting portion 21 and the second light emitting portion 22 into two different display regions when bending along the bending region 133, and the two different display regions can respectively transmit the control signal through the first data electrode 32 and the second data electrode 33, so that a set of driving components can simultaneously control the two different display regions, an independent driving component is not required to be disposed for each of the plurality of display regions, and the manufacturing cost can be reduced.
It should be understood that fig. 4 is only an illustration of one specific embodiment in the present embodiment, and is not a limitation, and in other embodiments of the present invention, two or more display regions (e.g., the display region 134, the display region 135, and the display region 136 in fig. 5) may be formed by bending multiple times as shown in fig. 5, and may be flexibly set according to actual needs.
A third embodiment of the present invention relates to an array substrate. The third embodiment is substantially the same as the first embodiment, and mainly differs therefrom in that: as shown in fig. 6, in the third embodiment of the present invention, when the flexible substrate 10 is bent such that the first flat portion 11 and the second flat portion 12 are stacked, the first data electrode 32 and the second data electrode 33 are electrically connected in direct contact.
Compared with the prior art, in the third embodiment of the present invention, the first data electrode 32 and the second data electrode 33 are directly connected and conducted, so that the voltage drop when the control signal is transmitted through the second data electrode 33 can be further reduced. In addition, the manufacturing cost can be effectively reduced without arranging the connecting component 60.
Specifically, in the present embodiment, the data circuit 30 includes a plurality of data traces 31, two ends of each data trace 31 are respectively provided with a first data electrode 32 and a second data electrode 33, and the first data electrode 32 and the second data electrode 33 that are arranged at two ends of the same data trace 31 are directly connected in contact. So set up, can avoid the signal of different data to walk transmission between the line 31 to disturb, promote display quality.
A fourth embodiment of the present invention relates to a display panel, as shown in fig. 6, including: the liquid crystal display device comprises an array substrate 100 and light emitting pixel units arranged on the array substrate 100. The array substrate 100 is the array substrate provided in the foregoing embodiments.
Compared with the prior art, the display panel provided by the fourth embodiment of the present invention is provided with the array substrate 100 provided by the foregoing embodiments, so that the technical effects of the foregoing embodiments are also achieved, and detailed description thereof is omitted here, and specific reference may be made to the detailed description of the foregoing embodiments.
A fifth embodiment of the present invention relates to a display device including: the display panel as provided in the foregoing embodiments.
Compared with the prior art, the display device provided by the fifth embodiment of the present invention is provided with the display panel provided by the foregoing embodiments, so that the technical effects of the foregoing embodiments are also achieved, and detailed description thereof is omitted here, and specific reference may be made to the detailed description of the foregoing embodiments.
It will be understood by those of ordinary skill in the art that the foregoing embodiments are specific examples of practicing the invention, and that various changes in form and detail may be made therein without departing from the spirit and scope of the invention in practice.
Claims (10)
1. An array substrate, comprising:
a substrate including a light emitting region for disposing a display unit;
the data circuit comprises a data wire, a first data electrode and a second data electrode, wherein the first data electrode and the second data electrode are respectively arranged at two ends of the data wire;
the substrate is a flexible substrate, the flexible substrate includes a first flat portion, a second flat portion and a bendable portion connecting the first flat portion and the second flat portion, the light emitting region is located on the bendable portion, the first data electrode is disposed on the first flat portion, the second data electrode is disposed on the second flat portion, and the flexible substrate is bendable to enable the first flat portion and the second flat portion to be stacked.
2. The array substrate of claim 1, wherein the first data electrode and the second data electrode are connected via a connection component.
3. The array substrate according to claim 2, wherein the data circuit comprises a plurality of data traces, two ends of each data trace are respectively provided with one first data electrode and one second data electrode, the first data electrodes and the second data electrodes arranged at two ends of the same data trace are connected through the connecting assembly, and the first data electrodes and the second data electrodes arranged at two ends of different data traces are mutually insulated.
4. The array substrate of claim 3, wherein the connecting member is a conductive layer sandwiched between the first flat portion and the second flat portion, the conductive layer includes a plurality of connecting members insulated from each other, and the first data electrode and the second data electrode disposed at two ends of the same data trace are connected via one of the connecting members.
5. The array substrate of claim 3, wherein the connection assembly is an anisotropic conductive film, and the first data electrode and the second data electrode disposed at two ends of the same data trace are opposite to each other and pressed on two sides of the anisotropic conductive film.
6. The array substrate of claim 1, wherein the first data electrode is in direct contact with the second data electrode.
7. The array substrate of claim 6, wherein the data circuit comprises a plurality of data traces, two ends of each data trace are respectively provided with one first data electrode and one second data electrode, and the first data electrodes and the second data electrodes arranged at two ends of the same data trace are directly connected in a contact manner.
8. The array substrate according to any one of claims 2 to 7, wherein the bendable portion comprises at least a first display area, a second display area, and a bending area connecting the first display area and the second display area, the light emitting area comprises at least a first light emitting portion and a second light emitting portion, the first light emitting portion is disposed on the first display area, and the second light emitting portion is disposed on the second display area.
9. A display panel, comprising: the array substrate of claims 1-8 and light emitting pixel cells disposed on the array substrate.
10. A display device comprising the display panel according to claim 9.
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