CN108957890B - Display panel and display device - Google Patents
Display panel and display device Download PDFInfo
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- CN108957890B CN108957890B CN201810842107.9A CN201810842107A CN108957890B CN 108957890 B CN108957890 B CN 108957890B CN 201810842107 A CN201810842107 A CN 201810842107A CN 108957890 B CN108957890 B CN 108957890B
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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
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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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- 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
- H10K59/40—OLEDs integrated with touch screens
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- Crystallography & Structural Chemistry (AREA)
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- Optics & Photonics (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention discloses a display panel and a display device, which belong to the technical field of display and comprise: the display device comprises a hollow-out part, a first non-display area and a display area; the data line passing through the first non-display area comprises a first sub-part, a first winding part and a second sub-part, the first sub-part and the second sub-part are positioned in the display area, the first winding part is positioned in the first non-display area, and the first sub-part and the second sub-part of the same data line are electrically connected through the first winding part; among the m first winding parts, A first winding parts and B first winding parts are in different film layers, and the A first winding parts and the B first winding parts are overlapped and the overlapped area is gradually changed. Through setting up the first wire winding portion of overlap, showing the area that reduces first non-display area, increase display panel's display area, the load of balanced data line reduces the coupling effect between the data line, improves display panel's display effect, improves display panel's display performance.
Description
Technical Field
The present invention relates to the field of display technologies, and in particular, to a display panel and a display device.
Background
With the development of display technology, full-screen technology has appeared, which is widely applied to various electronic devices such as mobile phones, and such mobile phones adopting full-screen technology are called full-screen mobile phones. In a full-screen mobile phone, a camera and the like are generally required to be placed in an effective display area of the mobile phone, so that correspondingly, when a liquid crystal display module of the mobile phone is designed, holes are required to be dug in the corresponding effective display area, but in the use process, crosstalk exists between adjacent data lines due to the fact that the data wiring distance of the area around the round hole is small, and therefore the display effect is affected.
Therefore, how to improve the display performance of the display panel is one of the technical problems that needs to be solved urgently in the technical field.
Disclosure of Invention
In view of the above, the present invention provides a display panel, including: the display panel comprises a hollow part, a first non-display area and a display area; the first non-display area is arranged adjacent to the hollow part, is positioned on one side of the hollow part close to the display area, and penetrates through the display panel along the direction vertical to the display panel; the data lines extend along the column direction, the data lines passing through the first non-display area comprise a first sub-part, a first winding part and a second sub-part, the first sub-part and the second sub-part are positioned in the display area, the first winding part is positioned in the first non-display area, and the first sub-part and the second sub-part of the same data line are electrically connected through the first winding part; the first non-display area comprises m first winding parts, wherein in the m first winding parts, A first winding parts and B first winding parts are positioned in different film layers, and in the A first winding parts, the p-th winding part is positioned on one side of the p + 1-th winding part close to the hollow part; in the B first winding parts, the q winding part is positioned on one side of the q +1 winding part close to the hollow part; in the direction perpendicular to the display panel, the overlapping area of the ith winding part in the A first winding parts and the jth winding part in the B first winding parts is S (p, q), S (p, q) > S (p + n, q + n), wherein A is not less than m-1, B is not less than m-1, 1 is not less than p is not less than A-1, 1 is not less than q is not less than B-1, 1 is not less than n is not less than 3, and p, q, n, A and B are integers.
The invention also provides a display device comprising the display panel provided by the invention.
Compared with the prior art, the display panel and the display device provided by the invention at least realize the following beneficial effects:
by adopting the display panel provided by the embodiment, the area of the overlapped area of the first winding parts positioned on different films is larger as the first winding parts are closer to the hollow parts; the overlapping area of the first winding parts positioned on different film layers is smaller as the display panel is farther away from the hollow part, the first winding parts are positioned on different film layer structures and are overlapped with each other, so that the length difference of the first winding parts can be obviously reduced, the load of the data lines is balanced, the load of the first winding parts in the area where the hollow part is positioned is basically consistent, the load of the data lines is basically consistent, and the brightness of the display panel is uniform when the display panel is displayed; and first wire winding portion is located different membranous layer structures, can reduce the coupling capacitance between the first wire winding portion, is showing and is reducing the area that first non-display area took, and increase display panel's display area improves display panel's display effect, improves display panel's display performance, promotes display panel's display quality.
Of course, it is not necessary for any product in which the present invention is practiced to achieve all of the above-described technical effects simultaneously.
Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which proceeds with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention.
Fig. 1 is a schematic plan view of a display panel provided in the prior art;
fig. 2 is a schematic plane structure of a display panel according to an embodiment of the present invention;
FIG. 3 is an enlarged schematic view of the display panel provided in FIG. 2 in a region P;
FIG. 4 is a schematic cross-sectional view taken along line OO' of FIG. 3;
FIG. 5 is a schematic view of a cross-sectional structure taken along NN' of FIG. 3;
FIG. 6 is a schematic view of another cross-sectional configuration taken along OO' in FIG. 3;
FIG. 7 is a schematic view of another cross-sectional structure along NN' of FIG. 3;
FIG. 8 is an enlarged schematic view of the display panel provided in FIG. 2 in region Q;
fig. 9 is a schematic plan view illustrating a display panel according to an embodiment of the present invention;
fig. 10 is a schematic plan view of a display device according to an embodiment of the present invention.
Detailed Description
Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise.
The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.
Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate.
In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
The display panel provided by the prior art includes a plurality of data lines, a plurality of scan lines, and a plurality of pixels. Wherein each pixel comprises a pixel electrode and at least one thin film transistor. Each pixel electrode is electrically connected with at least one thin film transistor, the grid electrode of each thin film transistor is electrically connected with the scanning line, the source electrode of each thin film transistor is electrically connected with the data line, the drain electrode of each thin film transistor is electrically connected with the pixel electrode, and the display panel transmits electric signals to the scanning line and the data line to control the electric signals of the pixel electrodes.
Referring to fig. 1, fig. 1 is a schematic plan view of a display panel provided in the prior art. As shown in fig. 1, the display panel provided by the prior art includes a hollow portion 02 and a plurality of data lines 01. Near the hollow-out part 02, the data line 01 needs to bypass the hollow-out part 02 to be wired, and in the prior art, the distances d' between the data lines 01 are equal, and the design mode can ensure that the closer the data line 01 is to the hollow-out part 02, the longer the data line 01 bypassing the hollow-out part 02 is, and the longer the data line is, the larger the coupling capacitance is; the farther the distance from the hollow part 02 is, the shorter the routing length of the data line 01 which bypasses the hollow part 02 is, the shorter the routing is, the smaller the coupling capacitance is, so that the difference of the overall coupling capacitance of the display panel is large, the brightness of the display panel is not uniform during display, vertical stripes can appear under the central area of the hollow part 02 during display, and almost no vertical stripes exist under the edge area of the hollow part 02, namely, the vertical stripes are gradually changed from the center of the hollow part 02 to two sides.
Referring to fig. 2 to 4, fig. 2 is a schematic plan view of a display panel according to an embodiment of the present invention, fig. 3 is an enlarged schematic view of the display panel in a region P in fig. 2, and fig. 4 is a schematic cross-sectional view along the line OO' in fig. 3. As shown in fig. 2 to 4, the present invention provides a display panel including: the display panel comprises a hollow part C, a first non-display area D and a display area E; the first non-display area D is arranged adjacent to the hollow-out part C, is positioned on one side of the hollow-out part C close to the display area E, and penetrates through the display panel along the direction perpendicular to the display panel; the data lines 1 extend in the column direction, the data lines passing through the first non-display area D include a first sub-portion 11, a first winding portion 12 and a second sub-portion 13, the first sub-portion 11 and the second sub-portion 13 are located in the display area E, the first winding portion 12 is located in the first non-display area D, and the first sub-portion 11 and the second sub-portion 13 of the same data line 1 are electrically connected through the first winding portion 12; the first non-display area D includes m first winding portions 12, of the m first winding portions 12, a first winding portion 12 and B first winding portions 12 are located in different film layers, and of the a first winding portions 12, a p-th winding portion is located on one side of a p + 1-th winding portion close to the hollow portion; in the B first winding parts, the q winding part is positioned on one side of the q +1 winding part close to the hollow part; in a direction z perpendicular to the display panel, the overlapping area of a p-th winding part in the A first winding parts 12 and a q-th winding part in the B first winding parts 12 is S (p, q), S (p, q) > S (p + n, q + n), wherein A is not less than m-1, B is not less than m-1, 1 is not less than p is not less than A-1, 1 is not less than q is not less than B-1, 1 is not less than n is not less than 3, and p, q, n, A and B are integers.
When n is equal to 1, the first winding portions 12 in the a first winding portions 12 and the B first winding portions 12 satisfy S (p, q) > S (p +1, q +1), that is, the areas of every two adjacent first winding portions 12 are different.
When n is 2, the first winding portions 12 in the a first winding portions 12 and the B first winding portions 12 satisfy S (p, q) > S (p +2, q +2), that is, the a first winding portions 12 are divided into a plurality of first groups, each first group includes two first winding portions 12, the B first winding portions 12 are divided into a plurality of second groups, each second group includes two first winding portions 12, in a direction z perpendicular to the display panel, the two first winding portions 12 in the first group are respectively overlapped with the two first winding portions 12 in the second group and have an equal overlapping area, and an overlapping area of any one of the first winding portions 12 in the first group and the second group close to the hollowed portion is larger than an overlapping area of any one of the first winding portions 12 in the first group and the second group far from the hollowed portion.
When n is 3, the first winding portions 12 in the a first winding portions 12 and the B first winding portions 12 satisfy S (p, q) > S (p +3, q +3), that is, the a first winding portions 12 are divided into a plurality of third groups, each of the third groups includes three first winding portions 12, the B first winding portions 12 are divided into a plurality of fourth groups, each of the fourth groups includes three first winding portions 12, in a direction z perpendicular to the display panel, the three first winding portions 12 in the third group are respectively overlapped with the three first winding portions 12 in the fourth group and have an equal overlapping area, and an overlapping area of any one of the first winding portions 12 in the third group and the fourth group near the hollow portion is larger than an overlapping area of any one of the first winding portions 12 in the third group and the fourth group far from the hollow portion.
Specifically, as shown in fig. 2 to 4, the first winding parts 12 located in the first non-display region D are respectively located at different film layers, so that the first winding parts 12 can overlap with each other. Optionally, an insulating layer 2 is disposed between the a first winding portions 12 and the B first winding portions 12. The overlapping area of the ith winding part and the jth winding part in the B first winding parts 12 is S (i, j), and the overlapping area S (i +1, j +1) of the two mutually overlapping first winding parts 12 gradually becomes smaller along the direction from the hollow area C to the display area E.
Because the lengths of the first winding parts in the area where the hollow parts are located are different, the loads of the plurality of first winding parts are different, and the closer to the hollow parts, the longer the length of the first winding parts is, the larger the load is, and the larger the coupling capacitance between the first winding parts is. By adopting the display panel provided by the embodiment, the area of the overlapped area of the first winding parts positioned on different films is larger as the first winding parts are closer to the hollow parts; the overlapping area of the first winding parts positioned on different film layers is smaller as the display panel is farther away from the hollow part, the first winding parts are positioned on different film layer structures and are overlapped with each other, so that the difference caused by the length of the first winding parts can be obviously reduced, the load of the data lines is balanced, the loads of the first winding parts in the area where the hollow part is positioned are basically consistent, the loads of the data lines are basically consistent, and the brightness of the display panel is uniform when the display panel is displayed; and first wire winding portion is located different membranous layer structures, can reduce the coupling capacitance between the first wire winding portion, is showing and is reducing the area that first non-display area took, and increase display panel's display area to improve display panel's display effect, improve display panel's display performance, promote display panel's display quality.
Optionally, please continue to refer to fig. 2, the display area E is disposed around the hollow portion C; the hollow part C is circular, and the first winding part 12 is arc-shaped; in the direction perpendicular to the display panel, the center of the circular arc-shaped first winding portion 12 overlaps with the center of the hollow portion C.
Adopt the display panel that this embodiment provided, fretwork portion is circular, and first wire winding portion is arc, and from the centre of a circle of fretwork portion to the marginal direction of fretwork portion, the overlapping area of first wire winding portion diminishes gradually. Namely, the closer the distance from the hollow part is, the longer the length of the circular arc-shaped first winding part is, and the larger the overlapping area of the first winding part is; the farther the distance from the hollow-out part is, the shorter the length of the arc-shaped first winding part is, the smaller the overlapping area of the first winding part is, so that the difference caused by the overall routing length of the first winding part is reduced, the load difference between the data lines is balanced, the load of the first winding part in the area of the whole hollow-out part is basically consistent, the overall coupling effect of the display panel can be reduced, the brightness of the display panel is uniform when the display panel displays, the display performance of the display panel is improved, and the display quality of the display panel is improved.
Optionally, with continued reference to fig. 4, at least one first winding portion 12 exists in the a first winding portions 12A1And one first winding part 12 of the B first winding parts 12B1The orthographic projections on the display panels are overlapped.
Specifically, as shown in fig. 4, in the area closest to the hollow portion C, at least two first winding portions are completely overlapped in the first winding portions 12 of different film layers. It is to be understood that fig. 4 of the present invention merely illustrates that three sets of the first winding portions are completely overlapped, and the present invention does not particularly limit the number of the first winding portions which are completely overlapped. The display panel provided by the embodiment is adopted, at least part of the first winding parts are overlapped, the area of the first non-display area can be further reduced, the display area of the display panel is increased, the wiring difference of the first winding parts is further reduced, the load of the data lines is balanced, the display effect of the display panel is improved, the display performance of the display panel is improved, and the display quality of the display panel is improved.
Optionally, referring to fig. 3 and 4, the display panel further includes a plurality of sub-pixels 4, and each column of sub-pixels 4 is electrically connected to the same data line 1; in the direction z perpendicular to the display panel, two first winding portions electrically connected to the sub-pixels 4 of the same color at least partially overlap.
In this embodiment, the two first winding portions overlapped up and down are electrically connected to the sub-pixel of the same color, so that the two first winding portions overlapped up and down provide the electrical signal at the same time, and crosstalk between the two first winding portions providing the electrical signal is smaller, which can further reduce the coupling capacitance between the first winding portions, so that the display panel has uniform brightness when displaying, and the display quality of the display panel is improved.
Optionally, referring to fig. 3 and 5, fig. 5 is a schematic cross-sectional structure along the NN' line in fig. 3. As shown in fig. 3 and 5, the first winding portion 12 and the first sub-portion 11 are in different film layers, and the first winding portion 12 and the second sub-portion 13 are in different film layers.
In this embodiment, the first winding portion and the first sub-portion and the second sub-portion of the same data line are disposed in different layers, and optionally, the first sub-portion, the first winding portion and the second sub-portion of different film layers in this embodiment may be connected by means of vias.
Optionally, referring to fig. 6, fig. 6 is another schematic cross-sectional view along the line OO' in fig. 3. As shown in fig. 6, the display panel includes a plurality of tfts 3, the gate 33 of each tft 3 is located on the first metal layer 30, the source 31 and the drain 32 of each tft 3 are located on the second metal layer 40, the a first winding 12 portions are located on the first metal layer 30, and the B first winding 12 portions are located on the second metal layer 40. Optionally, the display panel further includes a substrate 10 and an active layer 20.
In this embodiment, a first winding portion and a gate are arranged on the same layer, and B first winding portions and a source drain are arranged on the same layer, so that the first winding portions can be manufactured while the gate and the source drain are manufactured, and the process flow is simplified.
Optionally, referring to fig. 7, fig. 7 is a schematic cross-sectional view along the NN' line in fig. 3. As shown in fig. 7, the display panel includes a plurality of thin film transistors 3 and a plurality of touch leads 5. Optionally, the touch lead 5 may be aligned with the extending direction of the data line 1. The touch lead 5 passing through the display area E is located in the third metal layer 50, the gate 33 of the thin film transistor 3 is located in the first metal layer 30, the source 31 and the drain 32 of the thin film transistor 3 are located in the second metal layer 40, a first winding parts 12 are located in the first metal layer 30, B first winding parts 12 are located in the third metal layer 50, and the touch lead 5 passing through the first non-display area D is located in the second metal layer 40. Optionally, the display panel further includes a substrate 10 and an active layer 20. It is to be understood that fig. 7 only illustrates the film structure where the touch lead 5 is located, and the present invention is not particularly limited to the position relationship of the touch lead and the data line, such as whether the touch lead is overlapped.
In this embodiment, a first winding portions and a gate are disposed on the same layer, and B first winding portions and a touch lead are disposed on the same layer, so that the first winding portions can be fabricated while the gate and the touch lead are fabricated, and the process flow is simplified.
Optionally, with continued reference to fig. 7, the first sub-portion 11 and the second sub-portion 13 passing through the display area E are located on the second metal layer 40.
Specifically, in the embodiment, the first sub-portion 11 and the second sub-portion 13 passing through the display area E are located on the second metal layer 40, the touch lead 5 passing through the display area E is located on the third metal layer 50, the first winding portions 11 passing through the first non-display area D are located on different film layers and are overlapped, wherein a first winding portions 12 are located on the first metal layer 30, B first winding portions 12 are located on the third metal layer 50, and the touch lead 5 passing through the first non-display area D is located on the second metal layer 40.
Adopt the display panel that this embodiment provided, the first wire winding portion that will overlap each other sets up respectively at first metal level and third metal level, increase the distance between the two, can further reduce the coupling capacitance between the data line, the load that the line difference that the walking in balanced fretwork place region leads to is uneven, make the coupling capacitance from the first wire winding portion in fretwork place region unanimous basically, make display panel luminance homogeneous when showing, improve display panel's display effect, improve display panel's display performance, promote display panel's display quality.
Optionally, please refer to fig. 8, fig. 8 is an enlarged schematic view of the display panel provided in fig. 2 in the area Q. As shown in fig. 8, the first non-display region D further includes m second winding parts 12'; the m second winding portions 12 'and the m first winding portions 12 are arranged in a one-to-one axial symmetry with respect to a straight line MM' passing through the center of the hollow portion and parallel to the first sub-portion 11 of the data line.
The second winding portion 12' and the first winding portion 12 are symmetrically arranged, so that the process flow is simplified, and the mass production is facilitated.
Optionally, referring to fig. 9, fig. 9 is a schematic plan view of a display panel according to an embodiment of the present invention. As shown in fig. 9, the shape of the hollow portion also includes an ellipse. Optionally, the shape of the hollowed-out portion may further include any one of a square, a prism, a rectangle with rounded corners, and the like. It should be understood that the present embodiment only illustrates the shapes of a square, an ellipse, a prism, etc., and the present invention is not limited to the specific shape of the hollow portion.
Because the shape of the hollow part is not limited, the display panel can select the appropriate shape of the hollow part more flexibly according to the requirements of specific products, the screen occupation ratio is favorably improved, and the user experience is optimized.
The invention also provides a display device comprising the display panel provided by the invention. Specifically, referring to fig. 10, fig. 10 is a schematic plan view of a display device according to an embodiment of the present invention. The display device 1000 shown in fig. 10 includes the display panel 1000A according to any of the above embodiments of the invention, and the display panel 1000A is provided with a hollow portion C, where the hollow portion C may be provided with an electronic component such as a front camera or a headphone, and the invention is not limited thereto. The embodiment of fig. 10 is only an example of a mobile phone, and the display device 1000 is described, but it should be understood that the display device provided in the embodiment of the present invention may be other display devices with a display function, such as a computer, a television, and a vehicle-mounted display device, and the present invention is not limited thereto. The display device provided in the embodiment of the present invention has the beneficial effects of the display panel provided in the embodiment of the present invention, and specific reference may be made to the specific description of the display panel in each of the above embodiments, which is not repeated herein.
As can be seen from the above embodiments, the display panel and the display device provided by the present invention at least achieve the following beneficial effects:
by adopting the display panel provided by the embodiment, the area of the overlapped area of the first winding parts positioned on different films is larger as the first winding parts are closer to the hollow parts; the overlapping area of the first winding parts positioned on different film layers is smaller as the display panel is farther away from the hollow part, the first winding parts are positioned on different film layer structures and are overlapped with each other, so that the difference caused by the length of the first winding parts can be obviously reduced, the load of the data lines is balanced, the loads of the first winding parts in the area where the hollow part is positioned are basically consistent, the loads of the data lines are basically consistent, and the brightness of the display panel is uniform when the display panel is displayed; and first wire winding portion is located different membranous layer structures, can reduce the coupling capacitance between the first wire winding portion, is showing and is reducing the area that first non-display area took, and increase display panel's display area to improve display panel's display effect, improve display panel's display performance, promote display panel's display quality.
Although some specific embodiments of the present invention have been described in detail by way of examples, it should be understood by those skilled in the art that the above examples are for illustrative purposes only and are not intended to limit the scope of the present invention. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the invention. The scope of the invention is defined by the appended claims.
Claims (11)
1. A display panel, comprising:
the display panel comprises a hollow part, a first non-display area and a display area; the first non-display area is arranged adjacent to the hollow-out part, is positioned on one side of the hollow-out part close to the display area, and penetrates through the display panel along a direction perpendicular to the display panel;
a plurality of data lines extending in a column direction, the data lines passing through the first non-display area including a first sub-portion, a first routing portion and a second sub-portion, the first and second sub-portions being located in the display area, the first routing portion being located in the first non-display area, the first and second sub-portions of the same data line being electrically connected by the first routing portion;
the first non-display area comprises m first winding parts, wherein A first winding parts and B first winding parts are positioned in different film layers in the m first winding parts, and the p-th winding part in the A first winding parts is positioned on one side of the p + 1-th winding part close to the hollow part; among the B first winding parts, the q winding part is positioned on one side of the q +1 winding part close to the hollow part;
in the direction perpendicular to the display panel, the overlapping area of the p-th winding part in the A first winding parts and the q-th winding part in the B first winding parts is S (p, q), S (p, q) > S (p + n, q + n), wherein A is not less than m-1, B is not less than m-1, 1 is not less than p is not less than A-1, 1 is not less than q is not less than B-1, 1 is not less than n is not less than 3, and p, q, n, A and B are integers.
2. The display panel according to claim 1,
at least one of the a first winding parts and one of the B first winding parts overlap in an orthographic projection of the display panel.
3. The display panel according to claim 1,
the first winding portion and the first sub-portion are in different film layers, and the first winding portion and the second sub-portion are in different film layers.
4. The display panel according to claim 1,
the display panel comprises a plurality of thin film transistors, wherein the grid electrodes of the thin film transistors are located on a first metal layer, the source electrodes and the drain electrodes of the thin film transistors are located on a second metal layer, the A first winding parts are located on the first metal layer, and the B first winding parts are located on the second metal layer.
5. The display panel according to claim 1,
the display panel comprises a plurality of thin film transistors and a plurality of touch leads, the touch leads passing through the display area are located on a third metal layer, a grid electrode of each thin film transistor is located on a first metal layer, a source electrode and a drain electrode of each thin film transistor are located on a second metal layer, A first winding parts are located on the first metal layer, B first winding parts are located on the third metal layer, and the touch leads passing through the first non-display area are located on the second metal layer.
6. The display panel according to claim 5,
the first sub-portion and the second sub-portion passing through the display region are located at the second metal layer.
7. The display panel according to claim 5,
the display panel also comprises a plurality of sub-pixels, and each column of the sub-pixels is electrically connected with the same data line;
in a direction perpendicular to the display panel, two of the first winding parts electrically connected to the sub-pixels of the same color at least partially overlap.
8. The display panel according to claim 1,
the display area is arranged around the hollow part;
the hollow part is circular, and the first winding part is arc-shaped;
in the direction perpendicular to the display panel, the circle center of the arc-shaped first winding part is overlapped with the circle center of the hollow part.
9. The display panel according to claim 8,
the first non-display area further comprises m second winding parts;
the m second winding parts and the m first winding parts are arranged in an axisymmetric manner with respect to a straight line passing through the center of the hollow part and parallel to the first sub-part of the data line.
10. The display panel according to claim 1,
the shape of the hollow-out part also comprises any one of an ellipse, a square and a prism.
11. A display device characterized by comprising the display panel according to any one of claims 1 to 10.
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| CN201810842107.9A CN108957890B (en) | 2018-07-27 | 2018-07-27 | Display panel and display device |
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| CN201810842107.9A CN108957890B (en) | 2018-07-27 | 2018-07-27 | Display panel and display device |
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| CN108957890B true CN108957890B (en) | 2021-07-16 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109541867B (en) * | 2018-12-28 | 2022-01-07 | 厦门天马微电子有限公司 | Display panel and display device |
| KR20200094877A (en) | 2019-01-30 | 2020-08-10 | 삼성디스플레이 주식회사 | Display device |
| CN109752421B (en) * | 2019-01-31 | 2021-08-24 | 厦门天马微电子有限公司 | Display panel and display device |
| JP7248458B2 (en) * | 2019-03-08 | 2023-03-29 | 株式会社ジャパンディスプレイ | Display device |
| US20200301220A1 (en) * | 2019-03-20 | 2020-09-24 | Sharp Kabushiki Kaisha | Display device |
| CN110197843B (en) * | 2019-05-31 | 2021-10-26 | 武汉天马微电子有限公司 | Display panel and display device |
| CN110571248A (en) * | 2019-08-15 | 2019-12-13 | 武汉华星光电半导体显示技术有限公司 | array substrate and manufacturing method thereof |
| CN111613658B (en) * | 2020-06-02 | 2023-07-14 | 京东方科技集团股份有限公司 | Display substrate and display device |
| CN113707695A (en) * | 2021-08-24 | 2021-11-26 | 武汉华星光电半导体显示技术有限公司 | Display panel and mobile terminal |
| CN113568231B (en) * | 2021-09-18 | 2022-01-25 | 惠科股份有限公司 | Array substrate, display panel and electronic equipment |
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