CN109541867B - Display panel and display device - Google Patents
Display panel and display device Download PDFInfo
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- CN109541867B CN109541867B CN201811628561.0A CN201811628561A CN109541867B CN 109541867 B CN109541867 B CN 109541867B CN 201811628561 A CN201811628561 A CN 201811628561A CN 109541867 B CN109541867 B CN 109541867B
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/10—OLED displays
- H10K59/12—Active-matrix OLED [AMOLED] displays
- H10K59/131—Interconnections, e.g. wiring lines or terminals
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- G—PHYSICS
- G02—OPTICS
- 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
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
- G02F1/1362—Active matrix addressed cells
- G02F1/136286—Wiring, e.g. gate line, drain line
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- G—PHYSICS
- G02—OPTICS
- 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
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
- G02F1/1362—Active matrix addressed cells
- G02F1/136286—Wiring, e.g. gate line, drain line
- G02F1/13629—Multilayer wirings
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- Microelectronics & Electronic Packaging (AREA)
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- Mathematical Physics (AREA)
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- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention discloses a display panel and a display device, wherein the display panel comprises a first type of data line and a second type of data line, the first type of data line extends along a first direction, and the second type of data line is divided into a first data line subsection and a second data line subsection by a through hole area; the scanning lines comprise a first type of scanning lines and a second type of scanning lines, the first type of scanning lines extend along the second direction, and the second type of scanning lines are divided into a first scanning line subsection and a second scanning line subsection by the through hole area; the display panel further comprises a data line connecting line and/or a scanning line connecting line, wherein the data line connecting line comprises a part which is located on a different film layer from the first type of data line, and the scanning line connecting line comprises a part which is located on a different film layer from the first type of scanning line. Arranging a data line connecting wire to comprise a part which is positioned on a different film layer from the first type of data line; and/or the scanning lines are connected with the routing wires and comprise parts which are positioned on different films from the first type of scanning lines, so that the frame of the through hole area is reduced, and the screen occupation ratio of the display panel is improved.
Description
Technical Field
The embodiment of the invention relates to the technical field of display, in particular to a display panel and a display device.
Background
Along with the development of the market, the requirement of consumers on the display effect of the display screen is more and more strict, the screen technology is comprehensive, the screen occupation ratio is more than or equal to 90% through the design of an ultra-narrow frame or even no frame, the display area is maximized and the display effect is more brilliant under the condition that the machine body is not changed. Based on the structural design of the full-face screen, holes need to be punched in the panel display area to install cameras, earphones, inductors and the like.
Because the punching area is located in the display area, various routing lines in the display panel can continue to extend along the edge of the punching area when extending to the punching area, so that the routing lines at the edge of the punching area are very dense. Too many wires cause the edge of the punching area to be larger, occupy the display area of the display panel and influence the screen occupation ratio of the display panel; meanwhile, the distance between the wires is very small, so that the coupling effect between the wires is large, and the display stability is influenced.
Disclosure of Invention
In view of this, embodiments of the present invention provide a display panel and a display device, so as to reduce the number of traces at the edge of a punching area, improve the screen occupation ratio of the display panel, and improve the display stability.
In a first aspect, embodiments of the present invention provide a display panel, including a display region and at least one through hole region located in the display region, where the display region surrounds the through hole region;
the display panel further includes:
a substrate base plate;
a plurality of scan lines and a plurality of data lines formed on the substrate base plate; the plurality of data lines comprise a plurality of first type data lines and a plurality of second type data lines, the plurality of first type data lines extend along a first direction, and the plurality of second type data lines are divided into a first data line subsection and a second data line subsection by the through hole area; the plurality of scanning lines comprise a plurality of first scanning lines and a plurality of second scanning lines, the plurality of first scanning lines extend along a second direction, and the plurality of second scanning lines are divided into a first scanning line subsection and a second scanning line subsection by the through hole area;
the display panel further comprises at least one data line connecting wire, the data line connecting wire is electrically connected with the first data line subsection and the second data line subsection respectively, and the data line connecting wire comprises parts which are located on different film layers from the first type of data line; and/or the display panel further comprises at least one scanning line connecting wire, the scanning line connecting wire is respectively electrically connected with the first scanning line subsection and the second scanning line subsection, and the scanning line connecting wire comprises parts which are located on different film layers from the first scanning line.
In a second aspect, an embodiment of the present invention further provides a display device, including the display panel provided in the first aspect.
According to the display panel and the display device provided by the embodiment of the invention, the first data line subsection and the second data line subsection of the second type data line are electrically connected through the data line connecting routing, and the data line connecting routing comprises parts which are positioned on different film layers from the first type data line; and/or the scanning line connecting wire is electrically connected with the first scanning line subsection and the second scanning line subsection of the second type of scanning line, and the scanning line connecting wire comprises parts which are positioned on different film layers from the first type of scanning line. By adopting the technical scheme, at least part of the data line part arranged along the boundary of the through hole region in the prior art is arranged on other film layers, and/or at least part of the scanning line part arranged along the boundary of the through hole region in the prior art is arranged on other film layers, so that the number of the data lines and/or the scanning lines arranged around the through hole region can be reduced, the area of the frame of the through hole region is reduced, the screen occupation ratio of the display panel is improved, and the display stability is improved.
Drawings
In order to more clearly illustrate the technical solutions of the exemplary embodiments of the present invention, a brief description is given below of the drawings used in describing the embodiments. It should be clear that the described figures are only views of some of the embodiments of the invention to be described, not all, and that for a person skilled in the art, other figures can be derived from these figures without inventive effort.
FIG. 1 is a schematic diagram of a display panel according to the prior art;
fig. 2 is a schematic structural diagram of a display panel according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of another display panel according to an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of another display panel provided in the embodiment of the present invention;
FIG. 5 is a schematic structural diagram of another display panel according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of a display device according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be fully described by the detailed description with reference to the accompanying drawings in the embodiments of the present invention. It is obvious that the described embodiments are a part of the embodiments of the present invention, not all embodiments, and all other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without inventive efforts fall within the scope of the present invention.
Fig. 1 is a schematic structural diagram of a display panel in the prior art, as shown in fig. 1, a through hole 11 and various signal traces are formed in the display panel, and fig. 1 only illustrates a data signal trace 12 as an example. The data signal trace 12 is used for providing a data signal to a row of pixel units, and therefore the data signal trace 12 needs to go around the through hole 11 along the boundary direction of the through hole 11 and then be electrically connected to a pixel unit (not shown) located above the through hole 11. The display panel comprises a plurality of signal wires such as a scanning signal wire and a touch signal wire besides a data signal wire 12, wherein the plurality of signal wires extend continuously after bypassing the through hole 11 along the boundary direction of the through hole 11, so that the wires at the edge of the through hole 11 are very dense, the edges of the through hole are larger due to excessive wires, the display area of the display panel is occupied, and the screen occupation ratio of the display panel is influenced; meanwhile, the distance between the wires is very small, so that the coupling effect between the wires is large, and the display stability is influenced.
In view of the above technical problem, an embodiment of the present invention provides a display panel, including a display area and at least one through hole area located in the display area, where the display area surrounds the through hole area; the display panel further includes: a substrate base plate; a plurality of scan lines and a plurality of data lines formed on the substrate base plate; the plurality of data lines comprise a plurality of first type data lines and a plurality of second type data lines, the plurality of first type data lines extend along a first direction, and the plurality of second type data lines are divided into a first data line subsection and a second data line subsection by the through hole area; the plurality of scanning lines comprise a plurality of first scanning lines and a plurality of second scanning lines, the plurality of first scanning lines extend along the second direction, and the plurality of second scanning lines are divided into a first scanning line subsection and a second scanning line subsection by the through hole area; the display panel also comprises at least one data line connecting wire, the data line connecting wire is respectively and electrically connected with the first data line subsection and the second data line subsection, and the data line connecting wire comprises parts which are positioned on different films from the first type of data line; and/or the display panel further comprises at least one scanning line connecting wire, the scanning line connecting wire is respectively electrically connected with the first scanning line subsection and the second scanning line subsection, and the scanning line connecting wire comprises parts which are located on different films from the first scanning line. By adopting the technical scheme, the first data line subsection and the second data line subsection of the second type data line are connected through the data line connecting routing, at least one data line connecting routing and the first type data line are positioned on different film layers, and/or the first scanning line subsection and the second scanning line subsection of the second type scanning line are connected through the scanning line connecting routing, at least one scanning line connecting routing and the first type scanning line are positioned on different film layers, at least part of the data line part arranged along the boundary of the through hole area in the prior art is arranged on other film layers, and/or at least part of the scanning line part arranged along the boundary of the through hole area in the prior art is arranged on other film layers, so that the number of the data lines and/or the scanning lines arranged around the through hole area can be reduced, the area of the frame of the through hole area is reduced, and the screen occupation ratio of the display panel is improved, and at the same time, the display stability is improved.
The above is the core idea of the present invention, and the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present invention without any creative work belong to the protection scope of the present invention.
Fig. 2 is a schematic structural diagram of a display panel according to an embodiment of the present invention, fig. 3 is a schematic structural diagram of another display panel according to an embodiment of the present invention, and referring to fig. 2 and fig. 3, the display panel according to an embodiment of the present invention may include a display area a and at least one through hole area b located in the display area a, where the display area a surrounds the through hole area b;
the display panel further includes:
a base substrate 21;
a plurality of scanning lines 22 and a plurality of data lines 23 formed on the base substrate 21; the plurality of data lines 23 include a plurality of first type data lines 231 and a plurality of second type data lines 232, the plurality of first type data lines 231 extend along a first direction, and the plurality of second type data lines 232 are divided into a first data line subsection 2321 and a second data line subsection 2322 by a via region b; the plurality of scan lines 22 include a plurality of first type scan lines 221 and a plurality of second type scan lines 222, the plurality of first type scan lines 221 extend along the second direction, the plurality of second type scan lines 222 are divided into a first scan line subsection 2221 and a second scan line subsection 2222 by a through hole region b;
the display panel further includes at least one data line connecting trace 24, the data line connecting trace 24 is electrically connected to the first data line subsection 2321 and the second data line subsection 2322, respectively, and the data line connecting trace 24 includes portions located on different layers from the first type data line 231; and/or, the display panel further includes at least one scan line connecting trace 25, the scan line connecting trace 25 is electrically connected to the first scan line subsection 2221 and the second scan line subsection 2222, respectively, and the scan line connecting trace 25 includes a portion located at a different film layer from the first type of scan line 221.
Exemplarily, referring to fig. 2, due to the arrangement of the via region b, the second type data line 232 is divided into the first data line subsection 2321 and the second data line subsection 2322 by the via region b, and in order to connect the first data line subsection 2321 and the second data line subsection 2322 of the second type data line 232, the data line connection trace 24 needs to be arranged, and the data line connection trace 24 in the prior art generally extends along the boundary direction of the via region b. In the embodiment of the present invention, at least one data line connecting trace 24 is arranged to include a portion located on a different film layer from the first type data line 231, so as to ensure that the number of the data line connecting traces 24 extending along the boundary of the through hole region b is reduced in the film layer where the first type data line 231 is located, reduce the number of the data line connecting traces 24 arranged around the through hole region b, reduce the area of the frame of the through hole region b in the film layer where the first type data line 231 is located, and improve the screen area ratio of the display panel; meanwhile, at least one data line connecting line 24 is arranged to include a part which is located on a different film layer from the first type data line 231, the distance between two adjacent data line connecting lines 24 can be increased, mutual interference between signals is reduced, and display stability of the display panel is improved.
Similarly, referring to fig. 3, due to the arrangement of the through hole region b, the second type scan line 231 is divided into the first scan line subsection 2221 and the second scan line subsection 2222 by the through hole region b, in order to connect the first scan line subsection 2221 and the second scan line subsection 2222 of the second type scan line 222, the scan line connecting trace 25 needs to be arranged, and the scan line connecting trace 25 in the prior art generally extends along the boundary direction of the through hole region b. In the embodiment of the present invention, at least one scan line connecting trace 25 is arranged to include a portion located on a different film layer from the first type scan line 221, so as to ensure that the number of scan line connecting traces 25 extending along the boundary of the through hole region b is reduced in the film layer where the first type scan line 221 is located, and reduce the number of scan line connecting traces 25 arranged around the through hole region b, so that the area of the frame of the through hole region b can be reduced in the film layer where the first type scan line 221 is located, and the screen area ratio of the display panel can be improved; meanwhile, at least one scanning line connecting line 25 is arranged to include a part which is located on a different film layer from the first scanning line 221, the distance between two adjacent scanning line connecting lines 25 can be increased, mutual interference between signals is reduced, and display stability of the display panel is improved.
With continued reference to fig. 2 and 3, the first-type data lines 231 extend along a first direction, and the first-type scan lines 221 extend along a second direction, the first direction and the second direction being perpendicular to each other, the first direction may be an X direction shown in the figure, and the second direction may be a Y direction shown in the figure.
In summary, in the display panel provided in the embodiment of the present invention, the first data line subsection and the second data line subsection of the second type data line are electrically connected by the data line connection trace, and the data line connection trace includes a portion located on a different film layer from the first type data line; and/or the scanning line connecting wire is electrically connected with the first scanning line subsection and the second scanning line subsection of the second type of scanning line, and the scanning line connecting wire comprises parts which are positioned on different film layers from the first type of scanning line. By adopting the technical scheme, at least part of the data line part arranged along the boundary of the through hole region in the prior art is arranged on other film layers, and/or at least part of the scanning line part arranged along the boundary of the through hole region in the prior art is arranged on other film layers, so that the number of the data lines and/or the scanning lines arranged around the through hole region can be reduced, the area of the frame of the through hole region is reduced, the screen occupation ratio of the display panel is improved, and the display stability is improved.
Optionally, with continued reference to fig. 2 and fig. 3, in the display panel provided in the embodiment of the present invention, the data line connection trace 24 sequentially includes a first data line connection sub-portion 241, a second data line connection sub-portion 242, and a third data line connection sub-portion 243 that are connected to each other; the first data line connection branch 241 is electrically connected to the first data line branch 2321, and the third data line connection branch 234 is electrically connected to the second data line branch 2322; wherein, the first data line connection subsection 241 and the third data line connection subsection 243 are both disposed in parallel with the first type scanning line 221; the second data line connection branch 242 is disposed in parallel with the first type data line 231;
the scan line connecting trace 25 sequentially includes a first scan line connecting branch 251, a second scan line connecting branch 252, and a third scan line connecting branch 253 connected to each other; the first scan line connection sub-unit 251 is electrically connected to the first scan line sub-unit 2221, and the third scan line connection sub-unit 253 is electrically connected to the second scan line sub-unit 2222; the first scanning line connecting sub-portion 251 and the third scanning line connecting sub-portion 253 are disposed in parallel with the first-type data line 231; the second scanning line connection subsection 252 is disposed in parallel with the first type scanning line 221.
Illustratively, the first data-line connection sub-portion 241, the second data-line connection sub-portion 242 and the third data-line connection sub-portion 243 are sequentially and electrically connected to each other, while the first data-line connection sub-portion 241 is electrically connected to the first data-line sub-portion 2321 and the third data-line connection sub-portion 234 is electrically connected to the second data-line sub-portion 2322, so as to ensure that the data-line connection trace 24 can connect the first data-line sub-portion 2321 and the second data-line sub-portion 2322 divided by the through-hole region b. In addition, the first data line connection branch 241 and the third data line connection branch 243 are both disposed parallel to the first type scanning line 221, and the second scanning line connection branch 252 is disposed parallel to the first type data line 231, so as to ensure that the data line connection trace 24 has a small influence on the aperture ratio.
Similarly, the first scan line connecting sub-portion 251, the second scan line connecting sub-portion 252 and the third scan line connecting sub-portion 253 are sequentially electrically connected to each other, the first scan line connecting sub-portion 251 is electrically connected to the first scan line sub-portion 2221, and the third scan line connecting sub-portion 253 is electrically connected to the second scan line sub-portion 2222, so that the scan line connecting trace 25 can connect the first scan line sub-portion 2221 and the second scan line sub-portion 2222 divided by the through hole region b. In addition, the first scan line connecting branch 251 and the third scan line connecting branch 253 are both disposed in parallel with the first type data line 231, and the second scan line connecting branch 252 is disposed in parallel with the first type scan line 221, so as to ensure that the scan line connecting trace 25 has a small influence on the aperture ratio.
Fig. 4 is a schematic structural diagram of another display panel according to an embodiment of the present invention, and as shown in fig. 4, the display panel according to an embodiment of the present invention may include a plurality of data line connecting traces 24, each of the data line connecting traces 24 includes a first data line connecting branch 241, a second data line connecting branch 242, and a third data line connecting branch 243;
each first data line connection subsection 241 is located at the same side of the first type scanning line 221 corresponding to the first data line connection subsection; each second data line connection subsection 242 is located at the same side of the first type data line 231 corresponding to the second data line connection subsection; each third data line connection subsection 243 is located at the same side of the first-type scan line 221 corresponding thereto;
the display panel comprises a plurality of scan line connecting traces 25, each scan line connecting trace 25 comprises a first scan line connecting subsection 251, a second scan line connecting subsection 252 and a third scan line connecting subsection 253;
each first scanning line connecting subsection 251 is positioned at the same side of the first type data line 231 corresponding to the first scanning line connecting subsection 251; each second scanning line connection subsection 252 is located at the same side of the first type scanning line 221 corresponding to the second scanning line connection subsection; each third scanning line connecting branch 253 is located on the same side of the first-type data line 231 corresponding to the third scanning line connecting branch 253.
Illustratively, the display panel is configured to include a plurality of data line connecting traces 24 and/or scan line connecting traces 25, where the data line connecting traces 24 include portions located on different film layers from the first type data lines 231, and the scan line connecting traces 25 include portions located on different film layers from the first type scan lines 221, so as to further reduce the number of data lines and/or scan lines disposed around the through hole region and reduce the area of the through hole region frame. Meanwhile, each first data line connection subsection 241 is arranged at the same side of the first type scanning line 221 arranged correspondingly; each second data line connection subsection 242 is located at the same side of the first type data line 231 corresponding to the second data line connection subsection; each third data line connection subsection 243 is located at the same side of the first-type scan line 221 corresponding thereto; each first scanning line connecting subsection 251 is positioned at the same side of the first type data line 231 corresponding to the first scanning line connecting subsection 251; each second scanning line connection subsection 252 is located at the same side of the first type scanning line 221 corresponding to the second scanning line connection subsection; each third scan line connecting sub-portion 253 is located at the same side of the first-type data line 231 corresponding to the third scan line connecting sub-portion, and the data line connecting traces 24 and the scan line connecting traces 25 are uniformly distributed in a part of pixel units, so as to avoid that a certain pixel unit shares more data line connecting traces 24 and scan line connecting traces 25 at the same time, which causes a light emitting area of the pixel unit to be smaller and affects display uniformity of the display panel.
With continued reference to fig. 4, the data line connecting traces 24 located at both sides of the first axisymmetric center line a-a ' of the through hole region b are symmetric with respect to the first axisymmetric center line a-a ' of the through hole region b, wherein the first axisymmetric center line a-a ' passes through the geometric center of the through hole region b and is parallel to the extending direction of the first-type data line 231;
the scanning line connecting traces 25 located at both sides of the second axis-symmetric centerline B-B ' of the through hole region B are symmetric with respect to the second axis-symmetric centerline B-B ' of the through hole region B, wherein the second axis-symmetric centerline B-B ' passes through the geometric center of the through hole region B and is parallel to the extending direction of the first type scanning lines 221.
Illustratively, the data line connecting traces 24 on both sides of the first axisymmetric center line a-a 'of the through hole region B are arranged to be symmetric with respect to the first axisymmetric center line a-a' of the through hole region B, the scanning line connecting traces 25 on both sides of the second axisymmetric center line B-B 'of the through hole region B are arranged to be symmetric with respect to the second axisymmetric center line B-B' of the through hole region B, so as to ensure that the data line connecting traces 24 are symmetric left and right, the scanning line connecting traces 25 are symmetric up and down, and the data line connecting traces 24 and/or the scanning line connecting traces 25 shared in each pixel unit are the same, thereby ensuring that the display uniformity of the display panel is good.
Optionally, the display panel provided in the embodiment of the present invention may further include a black matrix layer (not shown in the figure), and a vertical projection of the black matrix layer on the substrate 21 covers a vertical projection of the data line connection trace 24 and the scan line connection trace 25 on the substrate 21, so as to ensure that the data line connection trace 24 and the scan line connection trace 25 are invisible on the light emitting side, and ensure a display effect of the display panel. It can be understood that the display panel provided by the embodiment of the invention may be a liquid crystal display panel, and may also be an organic light emitting diode display panel, and when the display panel is a liquid crystal display panel, the black matrix layer may be located on one side of the color film substrate; when the display panel is an organic light emitting diode display panel, the black matrix layer may be located on a side of the cathode electrode away from the anode electrode. The data line connecting wires 24 and the scanning line connecting wires 25 are covered by the black matrix layer, so that the data line connecting wires 24 and the scanning line connecting wires 25 are prevented from being visible, and the display effect is ensured.
Alternatively, in order not to increase the number of the film layers of the existing display template, the data line connecting traces 24 and the scan line connecting traces 25 may be disposed on the same layer as the film layer of the existing display template, which will be described in detail below.
As shown in fig. 2, 3 and 4, the first data line connection subsection 241 and the third data line connection subsection 243 may be disposed at the same layer as the first type scan line 221, and the second data line connection subsection 242 may be disposed at the same layer as the first type data line 231; the first scan line connection sub-section 251 and the third scan line connection sub-section 253 may be both disposed at the same layer as the first type data line 231; the second scan line connection subsection 252 may be disposed in the same layer as the first scan line class 221. The data line connecting trace 24 and the scan line connecting trace 25 both include a part disposed on the same layer as the first type data line 231 and a part disposed on the same layer as the first type scan line 221, so that the data line connecting trace 24 and the scan line connecting trace 25 are not only simple in arrangement, but also can be easily implemented by using the existing film layer of the display panel without adding a film layer.
Fig. 5 is a schematic structural diagram of another display panel according to an embodiment of the present invention, as shown in fig. 5, the display panel further includes a plurality of touch electrodes 26 and a plurality of touch electrode traces 27, and each touch electrode trace 27 is electrically connected to a touch electrode 26 and is used for transmitting a touch signal to the touch electrode 26; the film layer where the touch electrode trace 27 is located on one side of the film layer where the data line 23 is located, which is far away from the film layer where the scan line 22 is located;
at least one of the data line connecting traces 24 and the touch electrode trace 27 are disposed on the same layer.
Illustratively, the data line connecting trace 24 and the touch electrode trace 27 are arranged on the same layer, so that the arrangement mode of the data line connecting trace 24 is simple, and meanwhile, only the existing film layer of the display panel is utilized, and the film layer is not required to be added, thereby being beneficial to realizing the thin design of the display panel.
With continued reference to fig. 5, the display panel according to the embodiment of the present invention may further include a control chip 28 and a touch voltage line 29, where the control chip 28 is located on a first side of the display panel, the touch voltage line 29 is located on a second side of the display panel, and the first side and the second side are disposed correspondingly;
the touch electrode 26 includes a first type touch electrode 261 and a second type touch electrode 262, and along the extending direction of the first type data line 231, there is an overlapping area between the vertical projection of a straight line passing through any point in the through hole region b on the substrate base 21 and the vertical projection of the first type touch electrode 261 on the substrate base 21;
the touch electrode traces 27 include a first type touch electrode trace 271 and a second type touch electrode trace 272, a first end of the first type touch electrode trace 271 is electrically connected with the control chip 28, a second end of the first type touch electrode trace 271 is electrically connected with the second type touch electrode 262, and the first type touch electrode 261 between the through hole region b and the first side; a first end of the second type touch electrode trace 272 is electrically connected to the touch voltage line 29, and a second end of the second type touch electrode trace 272 is electrically connected to the second type touch electrode 262 and the first type touch electrode 261 between the via region b and the second side;
the first data line connection subsection 241 is located in a first defined area, a first boundary C-C 'of the first defined area is a straight line passing through the through hole area b near the vertex of the second side and extending along the direction of the first type of scan line 221, and a second boundary D-D' of the first defined area is a straight line passing through the connection point of the second type of touch electrode trace 272 connecting the first type of touch electrode 261 near one side of the through hole area b on the first type of touch electrode 261 and extending along the direction of the first type of scan line 221; the second data line connection subsection 242 is located in a second defined area, a first boundary E-E 'of the second defined area is a straight line passing through the through hole area b and approaching the vertex of the second type touch electrode 261 and extending along the direction of the first type data line 231, and a second boundary F-F' of the second defined area is a straight line approaching one side of the through hole area b and connecting the touch electrode trace 27 of the second type touch electrode 262; the third data line connection subsection 243 is located in a third defined area, a first boundary G-G 'of the third defined area is a straight line passing through the through hole region b near the vertex of the first side and extending along the direction of the first type scan line 221, and a second boundary H-H' of the third defined area is a straight line passing through the connection point of the first type touch electrode trace 271 of the first type touch electrode 261 connected to the side near the through hole region b on the first type touch electrode 261 and extending along the direction of the first type scan line 221.
Illustratively, the touch electrode 26 is disposed to include a first type touch electrode 261 and a second type touch electrode 262, the touch electrode trace 27 includes a first type touch electrode trace 271 and a second type touch electrode trace 272, the first type touch electrode trace 271 is electrically connected to the first type touch electrode 261 between the via region b and the first side, the second type touch electrode trace 272 is electrically connected to the first type touch electrode 261 between the via region b and the second side, and the first data line connection subsection 241, the second data line connection subsection 242 and the third data line connection subsection 243 are appropriately disposed to ensure that the data line connection trace 24 is disposed on the film layer where the touch electrode trace 27 is located without affecting normal touch, and the first data line connection subsection 241, the second data line connection subsection 242 and the third data line connection subsection 243 are not overlapped with the touch electrode 27 and are the trace data line connection subsection 241, the second data line connection subsection 242 and the third data line connection subsection 243 are not overlapped with the touch electrode 27, The second data line connection subsection 242 and the third data line connection subsection 243 are provided with reserved spaces, and at least part of data lines arranged along the boundary of the through hole area in the prior art are arranged on the film layer where the touch routing 27 is located, so that the number of the data lines arranged around the through hole area is reduced, the area of a frame of the through hole area is reduced, the screen occupation ratio of the display panel is improved, and the display stability is improved. Meanwhile, at least part of the data line connecting wires 24 are arranged on the film layer where the touch control wires 27 are located, so that the arrangement mode of the data line connecting wires 24 is simple, and meanwhile, only the existing film layer of the display panel is utilized, the film layer is not required to be added, and the thin design of the display panel is favorably realized.
Meanwhile, the first-type touch electrode wire 271 is electrically connected with the first-type touch electrode 261 between the through hole region b and the first side, the second-type touch electrode wire 272 is electrically connected with the first-type touch electrode 261 between the through hole region b and the second side, and the touch electrode wires can ensure that each first-type touch electrode 261 can receive touch signals without winding wires around the boundary of the through hole region b, so that the area of the frame of the through hole region can be reduced. Moreover, the first type touch electrode trace 271 and the second type touch electrode trace 272 are both connected to the second type touch electrode 262, that is, the touch electrode trace 27 adopts a through scheme on the second type touch electrode 262, so that the phenomenon of non-uniformity of touch signals received by the second type touch electrode 262 at different positions due to the loss of the touch signals on the touch electrode trace 27 can be avoided, and the touch sensitivity can be improved.
It should be noted that, since one touch electrode 27 corresponds to a plurality of scan lines 22 and a plurality of data lines 23, the embodiment of the present invention only illustrates that the first data line connection subsection 241, the second data line connection subsection 242, and the third data line connection subsection 243 connecting the first data line subsection 2321 and the second data line subsection 2322 may be disposed on the same layer as the touch trace 27, so fig. 5 only illustrates a portion of the first data line subsection 2321, the second data line subsection 2322, and the first type of scan line 221 at the position of the first type of touch electrode 261 near the through hole region b, and the scan lines 22 and a plurality of data lines 23 corresponding to the remaining touch electrodes 27 are not shown in fig. 5.
While the data line connecting trace 24 and/or the scan line connecting trace 25 are/is simply described above as being disposed on the same layer as the film layer of the existing display template, it is understood that the data line connecting trace 24 may be separately added and/or the scan line connecting trace 25 may be added and disposed on the same layer as the film layer of the existing display template, as will be described in detail below.
Optionally, the display panel may further include a data line connection wiring film layer (not shown in the figure), the data line connection wiring 24 is located on the data line connection wiring film layer, the data line connection wiring film layer is located between the film layer where the data line 23 is located and the film layer where the scan line 22 is located, or the data line connection wiring film layer is located on one side of the film layer where the data line 23 is located, which is far away from the film layer where the scan line 22 is located;
the display panel further includes a scan line connecting trace film layer (not shown), the scan line connecting trace 25 is located on the scan line connecting trace film layer, the scan line connecting trace film layer is located between the film layer where the data line 23 is located and the film layer where the scan line 22 is located, or the scan line connecting trace film layer is located on one side of the film layer where the scan line 22 is located, which is far away from the film layer where the data line 23 is located.
Exemplarily, a data line connecting and routing film layer is additionally arranged independently, a data line connecting and routing line 24 is arranged on the data line connecting and routing film layer, the data line connecting and routing line arranged along the boundary of the through hole area in the prior art is arranged on the data line connecting and routing film layer, the number of the data line connecting and routing lines arranged around the through hole area can be reduced, the area of the frame of the through hole area is reduced, the screen occupation ratio of the display panel is improved, and the display stability is improved. And/or, connect through addding the scanning line alone and walk the line rete, set up scanning line on scanning line connects to walk the line rete and connect to walk the line 25, connect to walk the scanning line that sets up along through hole zone boundary among the prior art and walk the line and set up in scanning line and connect to walk the line rete, can reduce the scanning line that sets up around the through hole zone and connect the quantity of walking the line, reduce the area of through hole zone frame, promote display panel's screen ratio, improve the display stability simultaneously.
Meanwhile, the data line connecting wiring 24 is arranged on the data line connecting wiring film layer, and compared with the situation that the data line connecting wiring is arranged in the existing film layer of the display panel, mutual interference between data line signals and other signals can be avoided, and the display effect of the display panel is improved. Meanwhile, the scanning line connecting line 25 is arranged on the scanning line connecting line film layer, and compared with the mode that the scanning line connecting line is arranged in the existing film layer of the display panel, mutual interference between scanning line signals and other signals can be avoided, and the display effect of the display panel is improved.
Furthermore, the data line connecting wiring 24 is arranged on the data line connecting wiring film layer, the data line connecting wiring film layer needs to be punched, then the data line connecting wiring 24 is arranged on the data line connecting wiring film layer, in order to avoid deep punching, the data line connecting wiring film layer is arranged between the film layer where the data line 23 is located and the film layer where the scanning line 22 is located or the data line connecting wiring film layer is arranged on one side, away from the film layer where the scanning line 22 is located, of the film layer where the data line 23 is located, and therefore the preparation difficulty is reduced. Similarly, the scanning line connecting wiring film layer is located between the film layer where the data line 23 is located and the film layer where the scanning line 22 is located or the scanning line connecting wiring film layer is located on one side of the film layer where the scanning line 22 is located, which is far away from the film layer where the data line 23 is located, so that deep punching is avoided, and the preparation difficulty is reduced.
Fig. 6 is a schematic structural diagram of a display device according to an embodiment of the present invention, and referring to fig. 6, the display device 100 may include the display panel 101 according to any embodiment of the present invention. The display device 100 may be a mobile phone as shown in fig. 6, or may be a computer, a television, an intelligent wearable display device, and the like, which is not particularly limited in this embodiment of the present invention.
It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious modifications, rearrangements, combinations and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.
Claims (9)
1. A display panel comprising a display area and at least one via area within the display area, the display area surrounding the via area;
the display panel further includes:
a substrate base plate;
a plurality of scan lines and a plurality of data lines formed on the substrate base plate; the plurality of data lines comprise a plurality of first type data lines and a plurality of second type data lines, the plurality of first type data lines extend along a first direction, and the plurality of second type data lines are divided into a first data line subsection and a second data line subsection by the through hole area; the plurality of scanning lines comprise a plurality of first scanning lines and a plurality of second scanning lines, the plurality of first scanning lines extend along a second direction, and the plurality of second scanning lines are divided into a first scanning line subsection and a second scanning line subsection by the through hole area;
the display panel further comprises at least one data line connecting wire, the data line connecting wire is electrically connected with the first data line subsection and the second data line subsection respectively, and the data line connecting wire comprises parts which are located on different film layers from the first type of data line; and/or the display panel further comprises at least one scanning line connecting wire, the scanning line connecting wire is respectively and electrically connected with the first scanning line subsection and the second scanning line subsection, and the scanning line connecting wire comprises parts which are positioned on different film layers from the first type of scanning line;
the display panel comprises a plurality of data line connecting wires, and each data line connecting wire comprises a first data line connecting subsection, a second data line connecting subsection and a third data line connecting subsection;
each first data line connection subsection is positioned at the same side of the first type of scanning line which is correspondingly arranged; each second data line connection subsection is positioned at the same side of the first type of data line which is correspondingly arranged; each third data line connection subsection is positioned at the same side of the first type of scanning line which is correspondingly arranged;
the display panel comprises a plurality of scanning line connecting wires, and each scanning line connecting wire comprises a first scanning line connecting part, a second scanning line connecting part and a third scanning line connecting part;
each first scanning line connecting subsection is positioned at the same side of the first type data line which is correspondingly arranged; each second scanning line connecting subsection is positioned at the same side of the first scanning line which is correspondingly arranged; each third scanning line connection branch is positioned on the same side of the first type of data line correspondingly arranged.
2. The display panel according to claim 1, wherein the data line connection trace sequentially comprises a first data line connection subsection, a second data line connection subsection and a third data line connection subsection which are connected with each other; the first data line connection branch is electrically connected to the first data line branch, and the third data line connection branch is electrically connected to the second data line branch; wherein the first data line connection subsection and the third data line connection subsection are both arranged in parallel with the first type of scanning line; the second data line connection subsection is arranged in parallel with the first type data line;
the scanning line connecting wiring sequentially comprises a first scanning line connecting subsection, a second scanning line connecting subsection and a third scanning line connecting subsection which are connected with each other; the first scan line connection sub-section is electrically connected to the first scan line sub-section, and the third scan line connection sub-section is electrically connected to the second scan line sub-section; the first scanning line connecting subsection and the third scanning line connecting subsection are both arranged in parallel with the first type of data line; the second scanning line connection subsection is arranged in parallel with the first type scanning line.
3. The display panel according to claim 1, wherein the data line connecting traces on both sides of a first axisymmetric center line of the through hole region are symmetric with respect to the first axisymmetric center line of the through hole region, wherein the first axisymmetric center line passes through a geometric center of the through hole region and is parallel to an extending direction of the first type of data line;
the scanning line connecting routing lines positioned on two sides of the second axial symmetry center line of the through hole area are symmetrical relative to the second axial symmetry center line of the through hole area, wherein the second axial symmetry center line passes through the geometric center of the through hole area and is parallel to the extending direction of the first type of scanning line.
4. The display panel according to claim 2, wherein the first data line connection sub-section and the third data line connection sub-section are disposed in the same layer as the first type of scan lines, and the second data line connection sub-section is disposed in the same layer as the first type of data lines;
the first scanning line connecting subsection and the third scanning line connecting subsection are arranged in the same layer with the first type of data lines; the second scanning line connecting subsection and the first scanning line are arranged in the same layer.
5. The display panel according to claim 2, wherein the display panel further comprises a plurality of touch electrodes and a plurality of touch electrode traces, each of the touch electrode traces is electrically connected to the touch electrode for transmitting a touch signal to the touch electrode; the film layer where the touch electrode routing is located on one side, away from the film layer where the scanning lines are located, of the film layer where the data lines are located;
at least one data line connecting line and the touch electrode line are arranged on the same layer.
6. The display panel according to claim 5, wherein the display panel further comprises a control chip and a touch voltage line, the control chip is located at a first side of the display panel, the touch voltage line is located at a second side of the display panel, and the first side is opposite to the second side;
the touch control electrodes comprise a first type touch control electrode and a second type touch control electrode, and an overlapping area exists between the vertical projection of a straight line passing through any point in the through hole area on the substrate base plate and the vertical projection of the first type touch control electrode on the substrate base plate along the extension direction of the first type data line;
the touch electrode wires comprise a first type of touch electrode wires and a second type of touch electrode wires, the first ends of the first type of touch electrode wires are electrically connected with the control chip, and the second ends of the first type of touch electrode wires are electrically connected with the second type of touch electrode wires and the first type of touch electrode wires between the through hole area and the first side; a first end of the second type of touch electrode wire is electrically connected with the touch voltage wire, and a second end of the second type of touch electrode wire is electrically connected with the second type of touch electrode and the first type of touch electrode between the through hole area and the second side;
the first data line connection sub-section is located in a first defined area, a first boundary of the first defined area is a straight line which passes through the through hole area and is close to the vertex of the second side, and the first type of straight line extends in the first type of scanning line direction, and a second boundary of the first defined area is a straight line which passes through a connection point of a second type of touch electrode routing of the first type of touch electrode close to one side of the through hole area and is connected to the first type of touch electrode on the first type of touch electrode, and the second type of touch electrode routing extends in the first type of scanning line direction; the second data line connection part is located in a second limited area, a first boundary of the second limited area is a straight line which passes through the through hole area, is close to the vertex of the second type of touch electrode and extends along the direction of the first type of data line, and a second boundary of the second limited area is a straight line which is close to one side of the through hole area and is connected with the touch electrode routing of the second type of touch electrode; the third data line connection part is located in a third limited area, a first boundary of the third limited area is a straight line which passes through the through hole area and is close to a vertex of the first side and extends in the first scanning line direction, and a second boundary of the first limited area is a straight line which passes through a connection point of a first type touch electrode routing of the first type touch electrode close to the through hole area on the first type touch electrode and extends in the first scanning line direction.
7. The display panel according to claim 1, wherein the display panel further comprises a data line connecting wiring film layer, the data line connecting wiring is located on the data line connecting wiring film layer, the data line connecting wiring film layer is located between the data line located film layer and the scan line located film layer or the data line connecting wiring film layer is located on one side of the data line located film layer away from the scan line located film layer;
the display panel further comprises a scanning line connecting wiring film layer, wherein the scanning line connecting wiring is located on the scanning line connecting wiring film layer, the scanning line connecting wiring film layer is located between the data line located film layer and the scanning line located film layer, or the scanning line connecting wiring film layer is located on one side, far away from the data line located film layer, of the scanning line located film layer.
8. The display panel according to claim 1, further comprising a black matrix layer;
and the vertical projection of the black matrix layer on the substrate covers the vertical projection of the data line connecting wires and the scanning line connecting wires on the substrate.
9. A display device characterized by comprising the display panel according to any one of claims 1 to 8.
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| CN201811628561.0A CN109541867B (en) | 2018-12-28 | 2018-12-28 | Display panel and display device |
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| CN201811628561.0A CN109541867B (en) | 2018-12-28 | 2018-12-28 | Display panel and display device |
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