CN107731886B - Organic light-emitting display panel and organic light-emitting display device - Google Patents
Organic light-emitting display panel and organic light-emitting display device Download PDFInfo
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- CN107731886B CN107731886B CN201711159063.1A CN201711159063A CN107731886B CN 107731886 B CN107731886 B CN 107731886B CN 201711159063 A CN201711159063 A CN 201711159063A CN 107731886 B CN107731886 B CN 107731886B
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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
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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
- H10K59/122—Pixel-defining structures or layers, e.g. banks
Abstract
The embodiment of the invention provides an organic light-emitting display panel and an organic light-emitting display device. The organic light emitting display panel includes: a plurality of scan lines in the display area, the scan lines extending from one side of the display area to the other side; after the design is adopted, the increased load of the scanning lines corresponding to the first pixels can be reduced within the same length, so that the load corresponding to the scanning lines corresponding to the first pixels is approximately equal to the load corresponding to the scanning lines corresponding to the second pixels, the uniformity of the organic light-emitting display panel when the organic light-emitting display panel displays images is improved, and the display effect is improved.
Description
Technical Field
The present invention relates to the field of display technologies, and in particular, to an organic light emitting display panel and an organic light emitting display device.
Background
At present, in a common organic light emitting display device, such as a display, a television, a mobile phone, a tablet computer, and the like, a display area of an organic light emitting display panel is generally a regular rectangle, and a plurality of sub-pixels distributed in an array are disposed in the display area, each row of sub-pixels corresponds to one scanning line, and the scanning line provides a scanning signal for the sub-pixels on the corresponding row, so that the sub-pixels on the changed row emit light, and the organic light emitting display panel displays an image.
With the development of science and technology, the demand of the screen of the organic light emitting display device is more and more diversified, and therefore, the display area of the organic light emitting display panel is also often designed to be in a shape other than a regular rectangle, for example, fig. 1 is a top view of an organic light emitting display panel provided in the prior art, as shown in fig. 1, in order to make the organic light emitting display device have a higher screen occupation ratio, an opening 12 for avoiding a headphone or a camera is provided at one side of the display area 1, and one scan line 2 extends from one end to the other end of the organic light emitting display panel, after the design shown in fig. 1 is adopted, the load corresponding to the scan line 21 and the load corresponding to the scan line 22 are larger than the load corresponding to the scan line 23, which results in poor uniformity when the organic light emitting display panel displays images, and affects the display effect.
Disclosure of Invention
Embodiments of the present invention provide an organic light emitting display panel and an organic light emitting display device, so as to solve the problem that the uniformity of an image displayed by the organic light emitting display panel is poor.
In one aspect, an embodiment of the present invention provides a display surface, where the organic light emitting display panel includes a display area and a non-display area surrounding the display area, the display area includes a first display area and a second display area, the first display area is provided with an opening, the first display area includes a plurality of first pixels arranged in an array, the second display area includes a plurality of second pixels arranged in an array, and the first pixels in any row are divided into two parts by the opening;
the organic light emitting display panel further comprises a plurality of scanning lines positioned in the display area, each scanning line corresponds to one row of the first pixels or one row of the second pixels, and the scanning lines extend from one side to the other side of the display area;
the scanning lines corresponding to each row of the first pixels comprise first routing lines, second routing lines and a fold line part located between the first routing lines and the second routing lines, the fold line part is arranged around the opening in a half-surrounding mode, the length of the scanning lines corresponding to each row of the first pixels is larger than that of the scanning lines corresponding to each row of the second pixels, and the line width of the fold line part is larger than that of the scanning lines corresponding to each row of the second pixels.
In another aspect, an embodiment of the present invention provides an organic light emitting display device including the organic light emitting display panel described in any one of the above.
Any one of the above technical solutions has the following beneficial effects:
in the embodiment of the invention, the display area comprises a first display area and a second display area, the first display area is provided with an opening, the first display area comprises a plurality of first pixels arranged in an array, the second display area comprises a plurality of second pixels arranged in an array, any row of first pixels is divided into two parts by the opening, the opening can be used for avoiding devices such as a receiver and a camera in the organic light-emitting display device, after the design is adopted, the devices such as the receiver and the camera can be arranged in the opening, so the devices such as the receiver and the camera do not need to occupy extra space in the organic light-emitting display device, the screen occupation ratio of the organic light-emitting display device is favorably improved, on the basis of the design, the organic light-emitting display panel further comprises a plurality of scanning lines, each scanning line corresponds to one row of first pixels or one row of second pixels, the scanning lines extend from one side of the display area to the other side, the scanning line corresponding to each row of the first pixels comprises a first routing line, a second routing line and a broken line part positioned between the first routing line and the second routing line, the broken line part is arranged around the opening in a half-surrounding mode, the length of the scanning line corresponding to each row of the first pixels is larger than that of the scanning line corresponding to each row of the second pixels, and any row of the first pixels is divided into two parts by the opening, so that the number of any row of the first pixels is smaller than that of any row of the second pixels, the load corresponding to the scanning line corresponding to the first pixels is smaller than that corresponding to the scanning line corresponding to the second pixels, after the design is adopted, the load of the scanning line corresponding to the first pixels can be increased without increasing extra load for the scanning line corresponding to the first pixels, the manufacturing difficulty of the organic light-emitting display panel is reduced, and the manufacturing cost of the organic light-emitting display panel is reduced when the extra load is increased, on the basis of the design, the line width of the broken line part is larger than the line width of the scanning line corresponding to each row of the second pixels, and after the design is adopted, the increased load of the scanning line corresponding to the first pixel can be reduced within the same length, so that the load corresponding to the scanning line corresponding to the first pixel is approximately equal to the load corresponding to the scanning line corresponding to the second pixel, the uniformity of the organic light-emitting display panel in image display is improved, and the display effect is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a top view of an organic light emitting display panel provided in the prior art;
fig. 2 is a top view of an organic light emitting display panel according to an embodiment of the present invention;
fig. 3 is a top view of another organic light emitting display panel according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a thin film transistor according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of another thin film transistor according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of another thin film transistor according to an embodiment of the present invention;
fig. 7 is a schematic structural diagram of another thin film transistor according to an embodiment of the present invention;
fig. 8 is a top view of another organic light emitting display panel according to an embodiment of the present invention;
fig. 9 is a schematic structural diagram of a pixel driving circuit according to an embodiment of the invention;
fig. 10 is a schematic structural diagram of an organic light emitting display device according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The terminology used in the embodiments of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in the examples of the present invention and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.
It should be understood that the term "and/or" as used herein is merely one type of association that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.
It should be noted that the terms "upper", "lower", "left", "right", and the like used in the description of the embodiments of the present invention are used in the angle shown in the drawings, and should not be construed as limiting the embodiments of the present invention. In addition, in this context, it is also to be understood that when an element is referred to as being "on" or "under" another element, it can be directly formed on "or" under "the other element or be indirectly formed on" or "under" the other element through an intermediate element.
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
Fig. 2 is a top view of an organic light emitting display panel according to an embodiment of the present invention, and fig. 3 is a top view of another organic light emitting display panel according to an embodiment of the present invention, as shown in fig. 2 and fig. 3, the organic light emitting display panel includes a display region 1 and a non-display region 2 surrounding the display region 1, the display region 1 includes a first display region 11 and a second display region 12, the first display region 11 is provided with an opening 111, the first display region 11 includes a plurality of first pixels 3 arranged in an array, the second display region 12 includes a plurality of second pixels 4 arranged in an array, and any row of the first pixels 3 is divided into two parts by the opening 111; the organic light emitting display panel further comprises a plurality of scanning lines 5 positioned in the display area, each scanning line 5 corresponds to one row of first pixels 3 or one row of second pixels 4, and the scanning lines 5 extend from one side to the other side of the display area 1; the scanning line 5 corresponding to each row of the first pixels 3 comprises a first routing line 511, a second routing line 512 and a folding line part 513 located between the first routing line 511 and the second routing line 512, the folding line part 513 is arranged around the opening 111 in a half-surrounding mode, the length of the scanning line 5 corresponding to each row of the first pixels 3 is larger than that of the scanning line 5 corresponding to each row of the second pixels 4, and the line width of the folding line part 513 is larger than that of the scanning line 5 corresponding to each row of the second pixels 4.
Specifically, as shown in fig. 2 and 3, the first pixels 3 corresponding to the scan lines 51 and 52 are located in the first display region 11, the second pixels 4 corresponding to the scan lines 52 are located in the second display region 12, the row of first pixels 3 corresponding to the scan lines 51 and the row of first pixels 3 corresponding to the scan lines 52 are divided into two parts by the opening 111, and the opening 111 can be used to avoid devices such as a headphone and a camera in the organic light emitting display device.
After the design shown in fig. 2 and 3 is adopted, since the number of the first pixels corresponding to the scan line 51 is smaller than the number of the second pixels corresponding to the scan line 52, the load of the first pixels corresponding to the scan line 51 is larger than the load of the second pixels corresponding to the scan line 52, but since the line length of the scan line 51 is larger than the line length of the scan line 52, the load corresponding to the scan line 51 can be increased by the scan line 51 itself, that is, the load corresponding to the scan line 51 can be increased without adding extra load to the scan line 51, so that the manufacturing difficulty of the organic light emitting display panel is reduced, and the manufacturing cost of the organic light emitting display panel when the extra load is increased is reduced.
In the prior art, as shown in fig. 1, the line length of the scan line 21 and the scan line 22 is greater than the line length of the scan line 23, so that the load corresponding to the scan line 21 and the load corresponding to the scan line 22 are both greater than the load corresponding to the scan line 23, and therefore, the uniformity of the organic light emitting display panel is poor when displaying an image, in the embodiment of the present invention, the line width of the polygonal line portion 513 is greater than the line width of the scan line 52, so that the polygonal line portion 513 and the scan line 52 are within the same length, and the load of the polygonal line portion 513 is less than the load of the scan line 52, and thus, the load difference between the scan line 51 and the scan line 52 can be reduced, so that the uniformity of the organic light emitting display panel when displaying an image is improved, and the display effect is improved.
Optionally, as shown in fig. 3, the line widths of the first routing line 511, the second routing line 512 and the scan line 5 corresponding to the second pixel are equal.
Specifically, as shown in fig. 3, the first routing line 511 and the second routing line 512 are both equal to the line width of the scan line 52, and the line width of the polygonal line 513 is greater than the line width of the scan line 52, so that after the above design is adopted, the difference between the load corresponding to the scan line 51 and the load corresponding to the scan line 52 can be reduced, and thus the uniformity of the organic light emitting display panel when displaying images can be improved, and the display effect can be improved.
Alternatively, as shown in fig. 3, the scanning lines 5 corresponding to the first images 3 in each row include a first scanning line and a second scanning line, and the polygonal line portions 513 in the first scanning line and the polygonal line portions 513 in the second scanning line are arranged in different layers.
Specifically, as shown in fig. 3, the scanning line 5 corresponding to each row of the first pixels 3 includes a scanning line 51 (corresponding to a first scanning line) and a scanning line 53 (corresponding to a second scanning line), and the polygonal line portion 513 corresponding to the scanning line 51 and the polygonal line portion 513 corresponding to the scanning line 53 are arranged in different layers, and after the above design is adopted, the polygonal line portion 513 corresponding to the scanning line 51 and the polygonal line portion 513 corresponding to the scanning line 53 may have an overlapping portion in a direction perpendicular to the organic light emitting display panel, for example, the polygonal line portion 513 corresponding to the scanning line 51 and the polygonal line portion 513 corresponding to the scanning line 53 may completely overlap in a direction perpendicular to the organic light emitting display panel, so as to reduce a coverage area of an orthogonal projection of the polygonal line portion 513 corresponding to the scanning line 51 and the polygonal line portion 513 corresponding to the scanning line 53 on the organic light emitting display panel, and further improve an aperture ratio of the organic light emitting display panel, the light emitting area of the organic light emitting display panel can be increased, and the brightness of the organic light emitting display panel can be improved.
Alternatively, as shown in fig. 3, of the scanning lines 5 corresponding to the first pixels 3 in each row, the broken line portions 514 of any two adjacent scanning lines 5 are arranged in different layers.
Specifically, as shown in fig. 3, the scanning lines 5 corresponding to each row of the first pixels 3 include a scanning line 51 and a scanning line 53, the scanning lines 51 and the scanning lines 53 are two adjacent scanning lines 5, the scanning line 51 is located in one film layer, and the scanning line 53 is located in another film layer, after the above design is adopted, any adjacent broken line portions 514 can be overlapped in a direction perpendicular to the organic light emitting display panel, so that the coverage area of the orthographic projection of the broken line portion 513 corresponding to the scanning line 51 and the broken line portion 513 corresponding to the scanning line 53 on the organic light emitting display panel is further reduced, the aperture ratio of the organic light emitting display panel is further increased, that is, the light emitting area of the organic light emitting display panel can be increased, and the brightness of the organic light emitting display panel is improved.
Optionally, fig. 4 is a schematic structural diagram of a thin film transistor according to an embodiment of the present invention, and as shown in fig. 4, the first pixel 3 and the second pixel 4 include a thin film transistor 6 therein; the thin film transistor 6 includes: a semiconductor layer 62; a gate insulating layer 63 on the semiconductor layer 62; a gate electrode layer 64 on a side of the gate insulating layer 63 away from the semiconductor layer 62; a first interlayer insulating layer 65 on a side of the gate layer 64 away from the semiconductor layer 62; a capacitor metal layer 66 on a side of the first interlayer insulating layer 65 remote from the semiconductor layer 62; a second interlayer insulating layer 67 on the side of the capacitor metal layer 66 away from the semiconductor layer 62; a source-drain metal layer 68 on the side of the second interlayer insulating layer 67 away from the semiconductor layer 62; of any adjacent two scanning lines 5 corresponding to the first pixel 3, the polygonal line portion 513 of one scanning line 5 is disposed in the same layer as the gate layer 64, and the polygonal line portion 513 of the other scanning line 5 is disposed in the same layer as the capacitor metal layer 66.
Specifically, as shown in fig. 4, the organic light emitting display panel further includes a substrate 61, a semiconductor layer 62 is located on the substrate 61, a gate insulating layer 63 is located on a side of the semiconductor layer 62 away from the substrate 61, and the organic light emitting display panel further includes a capacitor metal plate 69 located between the gate insulating layer 63 and a first interlayer insulating layer 65, where an overlapping portion exists between the capacitor metal layer 66 and the capacitor metal plate in a direction perpendicular to the organic light emitting display panel to form a capacitor, and a working principle of the capacitor is described in detail below, and is not described in detail herein.
As shown in fig. 4, the polygonal line portion 513 corresponding to the scan line 51 and the capacitor metal layer 66 are disposed in the same layer, and the polygonal line portion 513 corresponding to the scan line 53 and the gate layer 64 are disposed in the same layer, and after the above design is adopted, the polygonal line portion 513 corresponding to the scan line 51 and the polygonal line portion 513 corresponding to the scan line 53 are disposed in different layers, so that the coverage area of the orthogonal projection of the polygonal line portion 513 corresponding to the scan line 51 and the polygonal line portion 513 corresponding to the scan line 53 on the organic light emitting display panel can be reduced, and further the aperture ratio of the organic light emitting display panel can be increased, and further, the polygonal line portions 513 of two adjacent scan lines 5 can be disposed in different layers, and further the aperture ratio of the organic light emitting display panel can be increased, that is, the light emitting area of the organic light emitting display panel can be increased, and the brightness of the organic light emitting.
It should be noted that any two adjacent scanning lines 5 corresponding to the first pixel 3 may be disposed on any two layers of the above-mentioned film layer structure of the thin film transistor 6, for example, the broken line portion 513 corresponding to the scanning line 51 is disposed on the same layer as the semiconductor layer 62, the broken line portion 513 corresponding to the scanning line 53 is disposed on the same layer as the capacitor metal plate 69, and the position of the film layer specifically disposed on any two adjacent scanning lines 5 corresponding to the first pixel 3 is not specifically limited herein.
Optionally, fig. 5 is a schematic structural diagram of another thin film transistor according to an embodiment of the present invention, as shown in fig. 5, the first wire 511 and the second wire 512 are electrically connected to the gate layer 64 of the thin film transistor 6 in the first pixel 3 and disposed at the same layer as the gate layer 64, and the scan line 5 corresponding to the second pixel 4 is electrically connected to the gate layer 64 of the thin film transistor 6 in the second pixel 4 and disposed at the same layer as the gate layer 64.
Specifically, taking the scan line 51 as an example, as shown in fig. 5, the first trace 511 and the second trace 512 corresponding to the scan line 51 are disposed on the same layer as the gate layer 64 and electrically connected to each other, so that the scan line 51 can provide scan signals for the first trace 511 and the thin film transistor 6 electrically connected to the second trace 512, the scan line 52 is disposed on the same layer as the gate layer 64 and electrically connected to each other, and the scan line 52 can provide scan signals for the thin film transistor 6 electrically connected to the scan line 52, so that the organic light emitting display panel displays images.
Optionally, fig. 6 is a schematic structural diagram of another thin film transistor provided in the embodiment of the present invention, as shown in fig. 4, 5 and 6, a fold line portion 513 disposed on the same layer as the capacitor metal layer 66 is electrically connected to the corresponding first trace 511 and the second trace 512 through a via penetrating through the first interlayer insulating layer 65, fig. 7 is a schematic structural diagram of another thin film transistor provided in the embodiment of the present invention, and as shown in fig. 4, 5 and 7, the fold line portion 513 disposed on the same layer as the gate layer 64 is directly electrically connected to the corresponding first trace 511 and the second trace 512.
Specifically, after the design shown in fig. 2, 3, 4, 5, 6, and 7 is adopted, the polygonal line portion 513 corresponding to the scanning line 51 and the polygonal line portion 513 corresponding to the scanning line 53 may be disposed at different layers, and in a direction perpendicular to the organic light emitting display panel, the polygonal line portion 513 corresponding to the scanning line 51 and the polygonal line portion 513 corresponding to the scanning line 53 may have an overlapping portion, so that the coverage area of the orthogonal projection of the polygonal line portion 513 corresponding to the scanning line 51 and the polygonal line portion 513 corresponding to the scanning line 53 on the organic light emitting display panel may be reduced, and further the aperture ratio of the organic light emitting display panel may be increased, further, the polygonal line portions 513 of two adjacent scanning lines 5 may be disposed at different layers, and further the aperture ratio of the organic light emitting display panel may be increased, that is to increase the light emitting area of the organic light emitting display panel, the brightness of the organic light emitting display panel is improved.
Optionally, fig. 8 is a top view of another organic light emitting display panel provided in an embodiment of the present invention, and as shown in fig. 8, the organic light emitting display panel further includes: a plurality of gate driving units 7 in pairs, the gate driving units 7 being located in the non-display region 2; each scanning line 5 corresponds to a pair of gate driving units 7, and in the pair of gate driving units 7, one gate driving unit 7 is electrically connected to one end of the scanning line 5, and the other gate driving unit 7 is electrically connected to the other end of the scanning line 5.
Specifically, as shown in fig. 8, taking the scanning line 51 as an example, the scanning line 51 corresponds to the gate driving unit 71 and the gate driving unit 72, the gate driving unit 71 and the gate driving unit 72 form a pair of gate driving units 7, wherein the gate driving unit 71 is electrically connected to one end of the scanning line 51, and the gate driving unit 72 is electrically connected to the other end of the scanning line 51, wherein the gate driving units 7 located on the same layer together form a gate driving circuit (not shown), and the gate driving units are electrically connected in cascade in one gate driving circuit, as shown in fig. 8, the gate driving unit 7 forms two gate driving circuits, that is, the scanning line 5 adopts a bilateral driving mode, and each gate driving circuit provides a scanning signal to the scanning line 5, and after the design is adopted, the voltage drop on the scanning line 51 can be reduced, so that the first pixel 3 electrically connected to the scanning line 51 has the same brightness, the uniformity of the brightness of the organic light-emitting display panel is improved.
It should be noted that the driving method of the scanning lines 5 may also adopt a single-side driving method, that is, each scanning line 5 is electrically connected to one gate driving unit 7, and the gate driving units 7 are cascaded to form a gate driving circuit, and the gate driving circuit provides a scanning signal to the scanning line 5, and the driving method of the scanning line 5 is not specifically limited herein.
For example, fig. 9 is a schematic structural diagram of a pixel driving circuit according to an embodiment of the invention, as shown in fig. 1 and 9, the organic light emitting display panel further includes data lines 8, power signal lines 9 and light emitting elements 10, to illustrate the operation principle of the first pixel 3 or the second pixel 4 by taking the organic light emitting display panel as an example, each of the first pixel 3 and the second pixel 4 corresponds to a pixel driving circuit and a light emitting element 10, and the pixel driving circuit adopts a structure of "2T 1C" for example, wherein T1 is a switch TFT, T2 is a driving TFT for driving the light-emitting device 10 to emit light, in one pixel driving circuit, when a scan signal (Vselect) on the scan line 5 is input, T1 is turned on, a data signal (Vdata) on the data line 8 is transmitted to T2, and at the same time, a storage capacitor Cs (corresponding to the capacitor in fig. 4) is charged. Then, T2 is turned on, a drive current flows from the power supply signal line 9 to the common signal line 101 through the light emitting element 10, and the light emitting element 10 emits light by the drive current. After the T1 is turned off, the voltage of the T2 is kept constant for the whole display period due to the holding function of the storage capacitor Cs, so that the T2 is continuously turned on for the whole display period, and the driving current can flow from the power source signal line 9 to the common signal line 101 through the light emitting element 10 for the whole display period, thereby ensuring that the light emitting element 10 can normally emit light for the whole display period. The common signal line 101 may be a ground line. Of course, the pixel driving circuit is only an example, and other pixel driving circuits may be adopted in the embodiments of the present invention, which are not described in detail herein.
It should be noted that the embodiments of the present invention can also be applied to a micro light-emitting organic light-emitting display panel and a liquid crystal organic light-emitting display panel, and details about the working principle of the micro light-emitting organic light-emitting display panel and the liquid crystal organic light-emitting display panel are not described herein again.
Fig. 10 is a schematic structural diagram of an organic light emitting display device according to an embodiment of the present invention, and as shown in fig. 10, the organic light emitting display device includes the organic light emitting display panel 100. The principle of the organic light emitting display panel 100 is described in detail above, and will not be described in detail herein.
The organic light emitting display device according to the embodiment of the present invention may include, but is not limited to, a Personal Computer (PC), a Personal Digital Assistant (PDA), a wireless handheld device, a Tablet Computer (Tablet Computer), a mobile phone, a smart watch, and an in-vehicle display.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (7)
1. An organic light-emitting display panel, comprising a display region and a non-display region surrounding the display region, wherein the display region comprises a first display region and a second display region, the first display region is provided with an opening, the first display region comprises a plurality of first pixels arranged in an array, the second display region comprises a plurality of second pixels arranged in an array, and the first pixels of any row are divided into two parts by the opening;
the organic light emitting display panel further comprises a plurality of scanning lines positioned in the display area, each scanning line corresponds to one row of the first pixels or one row of the second pixels, and the scanning lines extend from one side to the other side of the display area;
the scanning lines corresponding to each row of the first pixels comprise first routing lines, second routing lines and a fold line part located between the first routing lines and the second routing lines, the fold line part is arranged around the opening in a half-surrounding mode, the length of the scanning lines corresponding to each row of the first pixels is larger than that of the scanning lines corresponding to each row of the second pixels, and the line width of the fold line part is larger than that of the scanning lines corresponding to each row of the second pixels;
the scanning lines corresponding to the first pixels in each row comprise a first scanning line and a second scanning line, and a broken line part in the first scanning line and a broken line part in the second scanning line are arranged in different layers;
in the scanning lines corresponding to the first pixels in each row, the broken line parts of any two adjacent scanning lines are arranged in different layers;
the first pixel and the second pixel comprise thin film transistors;
the thin film transistor includes:
a semiconductor layer;
a gate insulating layer on the semiconductor layer;
the gate electrode layer is positioned on one side, away from the semiconductor layer, of the gate insulating layer;
a first interlayer insulating layer on the side of the gate layer away from the semiconductor layer;
the capacitor metal layer is positioned on one side, far away from the semiconductor layer, of the first interlayer insulating layer;
the second interlayer insulating layer is positioned on one side, far away from the semiconductor layer, of the capacitor metal layer;
the source drain metal layer is positioned on one side, far away from the semiconductor layer, of the second interlayer insulating layer;
in any two adjacent scanning lines corresponding to the first pixel, a broken line part of one scanning line is arranged on the same layer as the gate layer, and a broken line part of the other scanning line is arranged on the same layer as the capacitor metal layer.
2. The organic light emitting display panel according to claim 1, wherein the first wire, the second wire and the scan line corresponding to the second pixel have the same line width.
3. The organic light-emitting display panel according to claim 1, wherein the first wire and the second wire are electrically connected to a gate layer of the thin film transistor in the first pixel and disposed at a same layer as the gate layer, and the scan line corresponding to the second pixel is electrically connected to a gate layer of the thin film transistor in the second pixel and disposed at a same layer as the gate layer.
4. The organic light-emitting display panel according to claim 3, wherein the portion of the folding line disposed on the same layer as the capacitor metal layer is electrically connected to the corresponding first trace and the second trace through a via penetrating through the first interlayer insulating layer.
5. The organic light-emitting display panel according to claim 3, wherein a portion of the fold line disposed on the same layer as the gate layer is directly electrically connected to the corresponding first trace and the second trace.
6. The organic light emitting display panel according to claim 1, further comprising:
a plurality of gate driving units in pairs, the gate driving units being located in the non-display region;
each scanning line corresponds to one pair of gate driving units respectively, and in one pair of gate driving units, one gate driving unit is electrically connected with one end of the scanning line, and the other gate driving unit is electrically connected with the other end of the scanning line.
7. An organic light emitting display device comprising the organic light emitting display panel according to any one of claims 1 to 6.
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| CN108831368B (en) * | 2018-06-29 | 2021-05-14 | 厦门天马微电子有限公司 | Display panel and display device |
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| CN109326631B (en) * | 2018-09-30 | 2021-03-16 | 武汉天马微电子有限公司 | Display panel and display device |
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