CN218383583U - Array substrate, electronic paper display screen and display device - Google Patents
Array substrate, electronic paper display screen and display device Download PDFInfo
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- CN218383583U CN218383583U CN202221991886.7U CN202221991886U CN218383583U CN 218383583 U CN218383583 U CN 218383583U CN 202221991886 U CN202221991886 U CN 202221991886U CN 218383583 U CN218383583 U CN 218383583U
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Abstract
The utility model provides an array substrate, electronic paper display screen and display device, this array substrate has display area and non-display area, and non-display area encircles along the circumference of display area and sets up, and array substrate still includes the control circuit and the repair circuit who locate non-display area; the array substrate is provided with a first transmission line, a second transmission line, a third transmission line, sub-pixels and a floating line, wherein the first transmission line and the second transmission line are respectively a data line and a scanning line and are electrically connected with the sub-pixels, each third transmission line and one second transmission line are arranged in a crossed mode and are connected with the control circuit and the second transmission line, and the floating line is parallel to the third transmission line and is connected with the repair circuit; when one of the third transmission lines is broken, the connection between the third transmission line and the corresponding second transmission line is cut off, the second transmission line is connected with a floating line, and the repair circuit inputs a control signal to the second transmission line through the floating line. The technical scheme of the application provides a repairable array substrate.
Description
Technical Field
The utility model relates to an electronic paper technical field, in particular to array substrate, electronic paper display screen and display device.
Background
In today's various consumer electronics markets, small-sized billboards have applied electronic paper as a display screen. Because the small-sized electronic paper display screen has less electrostatic damage to the circuit in the panel in the array process, the yield is easy to maintain. However, if the large-sized electronic paper display screen is used in the array process, the electrostatic shock may easily occur in the panel to damage the circuit, which may cause the disconnection, and thus some pixels may not display normally. Because the cost of the large-sized electronic paper display screen is high, if the broken lines in the display area can not be repaired in a repairing mode, the product yield loss can be caused, and the benefit is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an array substrate, electronic paper display screen and display device aims at providing a repairable array substrate, improves array substrate's product yield.
In order to achieve the above object, the utility model provides an array substrate is applied to the electronic paper display screen, array substrate has display area and non-display area, non-display area follows the circumference of display area encircles the setting, array substrate has crossing first direction and second direction, array substrate still includes:
the control circuit is arranged in the non-display area;
the first transmission lines are arranged in the display area at intervals along the first direction, extend to the non-display area along the second direction and are electrically connected with the control circuit;
the plurality of second transmission lines are arranged in an insulating and crossing manner with the plurality of first transmission lines to define a plurality of pixel regions, and the first transmission lines and the second transmission lines are respectively one of data lines and scanning lines;
the plurality of sub-pixels are arranged in the display area in an array mode, and each sub-pixel is arranged in a pixel area and is electrically connected with the adjacent first transmission line and the second transmission line;
a plurality of third transmission lines, arranged at intervals in the display region along the first direction, extending to the non-display region and electrically connected to the control circuit, each third transmission line being electrically connected to one of the second transmission lines;
the repair circuit is arranged in the non-display area and extends along at least part of the circumferential direction of the display area; and
the plurality of floating lines are arranged in the display area at intervals along the first direction, extend to the non-display area, are electrically connected with the repair circuit, and are mutually insulated from the plurality of first transmission lines, the plurality of second transmission lines and the plurality of third transmission lines.
In an embodiment of the array substrate, the number of the first transmission lines is greater than the number of the third transmission lines, and the number of the first transmission lines is defined as X, the number of the third transmission lines is defined as Y, and the number of the floating lines is defined as Z, and X = Y + Z is satisfied.
In an embodiment of the array substrate of the present application, it is defined that the third transmission lines and the floating lines are connection lines, and the plurality of connection lines and the plurality of first transmission lines are alternately arranged along a length direction of the second transmission lines.
In an embodiment of the array substrate of the present application, n adjacent third transmission lines are taken as a group, and one floating line is disposed between two adjacent groups of the third transmission lines;
wherein n is a positive integer of 1 or more.
In an embodiment of the array substrate of the present application, the second transmission line is disposed on a side of the first transmission line away from the corresponding sub-pixel;
and/or the floating line is arranged on one side of the first transmission line, which deviates from the corresponding sub-pixel.
In an embodiment of the array substrate of the present application, a length of the first transmission line is smaller than a length of the second transmission line.
In an embodiment of the array substrate of the present application, the repair circuit includes a flexible circuit board and a connection circuit, the flexible circuit board is located at one side of the display area and has an output end and an input end that are arranged at intervals, the connection circuit is arranged around the display area along a circumferential direction of the display area to connect the input end and the output end, and the floating line extends from the display area to the non-display area and is connected to the connection circuit;
when one of the third transmission lines is broken, the connection between the third transmission line and the corresponding second transmission line is cut off, the second transmission line is connected with one floating line, and the connection circuit between the floating line and the output end is cut off.
In an embodiment of the array substrate of the present application, the flexible circuit board and the control circuit are disposed on the same side of the display area.
The application also provides an electronic paper display screen, which comprises a public electrode layer, an electrophoretic film and the array substrate, wherein the array substrate is arranged oppositely, and the electrophoretic film is arranged between the array substrate and the public electrode layer.
The application further provides a display device, which comprises a shell and the electronic paper display screen, wherein the electronic paper display screen is arranged on the shell and is provided with a display surface exposed outside from the shell.
The technical scheme of the utility model, be provided with the line of floating among the array substrate, first transmission line and second transmission line are data line and scanning line respectively, the third transmission line is used for connecting second transmission line and control circuit, when the condition that static broke off appears in one of them third transmission line leads to the short circuit, just cut off the relation of connection between this third transmission line and the second transmission line that corresponds, regard as repair line and this second transmission line connection with one of them line of floating among the array substrate, at this moment, repair circuit can transmit control signal to the second transmission line through the line of floating, then transmit in the sub-pixel of this second transmission line connection, make the sub-pixel normal work, realize the restoration to the array substrate. That is, according to the technical scheme of the application, the array substrate can be repaired, and therefore the product yield of the array substrate 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 described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a structural diagram of an embodiment of an array substrate of the present invention;
fig. 2 is a structural diagram of a repair state of the array substrate in fig. 1;
FIG. 3 is an enlarged view of the array substrate of FIG. 1 at A;
FIG. 4 is a schematic view illustrating a repaired state of the array substrate of FIG. 3;
fig. 5 is a cross-sectional view of an embodiment of the electronic paper display screen of the present invention;
fig. 6 is a structural diagram of an embodiment of a display device according to the present invention.
The reference numbers indicate:
| reference numerals | Name(s) | Reference numerals | Name (R) |
| 1 | |
71 | |
| 1000 | Electronic |
711 | |
| 100 | |
712 | |
| 10 | |
72 | |
| 11 | |
80 | |
| 20 | Non-display |
81 | Repairing a |
| 30 | |
90 | Sub-pixel |
| 40 | A first transmission line | 91 | Pixel electrode |
| 50 | A |
92 | |
| 60 | |
200 | |
| 61 | |
300 | |
| 62 | |
2000 | |
| 70 | Repair circuit |
The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as up, down, left, right, front, back \8230;) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the attached drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In the present application, unless expressly stated or limited otherwise, the terms "connected" and "secured" are to be construed broadly, and thus, for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Furthermore, descriptions in the present application as to "first," "second," etc. are for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The utility model provides a repairable array substrate 100 is applied to electronic paper display screen 1000.
Referring to fig. 1 and 2, in an embodiment of the array substrate 100 of the present application, the array substrate 100 has a display area 10 and a non-display area 20, the non-display area 20 is circumferentially disposed along a circumferential direction of the display area 10, the array substrate 100 has a first direction and a second direction that intersect with each other, and the array substrate 100 further includes:
the control circuit 30, the said control circuit 30 locates the said non-display area 20;
the plurality of first transmission lines 40 are arranged in the display area 10 at intervals along the first direction, and all the first transmission lines 40 extend to the non-display area 20 along the second direction and are electrically connected with the control circuit 30;
a plurality of second transmission lines 50, the plurality of second transmission lines 50 being arranged to cross the plurality of first transmission lines 40 in an insulated manner to define a plurality of pixel regions 11, the first transmission lines 40 and the second transmission lines 50 being one of data lines and scan lines, respectively;
a plurality of sub-pixels 90, wherein the plurality of sub-pixels 90 are arranged in the display region 10 in an array, and each sub-pixel 90 is disposed in one of the pixel regions 11 and electrically connected to the adjacent first transmission line 40 and the second transmission line 50;
a plurality of third transmission lines 60, the third transmission lines 60 being arranged at intervals along the first direction in the display area 10, extending to the non-display area 20 and electrically connected to the control circuit 30, each of the third transmission lines 60 being electrically connected to one of the second transmission lines 50;
a repair circuit 70, wherein the repair circuit 70 is arranged in the non-display area 20 and extends along at least a part of the circumference of the display area 10; and
a plurality of floating lines 80 (floating lines), the floating lines 80 being arranged at intervals in the display region 10 along the first direction, extending to the non-display region 20, electrically connected to the repair circuit 70, and insulated from the plurality of first transmission lines 40, the plurality of second transmission lines 50, and the plurality of third transmission lines 60.
The array substrate 100 provided by the present application is applied to the electronic paper display screen 1000, the array substrate 100 is provided with a display area 10 and a non-display area 20, the non-display area 20 is circumferentially arranged along the display area 10, and the non-display area 20 is provided with a control circuit 30. Specifically, the array substrate 100 includes a substrate and a plurality of conductive patterns stacked on different levels of the substrate and formed by etching at different levels, and the array substrate 100 may form a first transmission line 40 and a second transmission line 50 distributed at different levels, and the first transmission line 40 and the second transmission line 50 are insulated from each other because the first transmission line 40 and the second transmission line 50 are respectively disposed at different levels, wherein the first transmission line 40 and the second transmission line 50 are respectively a data line and a scan line, and projections of the plurality of first transmission lines 40 and the plurality of second transmission lines 50 on the substrate intersect each other to define a plurality of pixel regions 11 arranged in an array, and each sub-pixel 90 is disposed in one pixel region 11, and each sub-pixel 90 is electrically connected to the adjacent first transmission line 40 and second transmission line 50, and regions defined by the plurality of first transmission lines 40, the plurality of second transmission lines 50 and the plurality of sub-pixels 90 are disposed in one pixel region 11, and each sub-pixel 90 is electrically connected to the adjacent first transmission line 40 and second transmission line 50, and regions 20 on the same side of the substrate 100 may be removed from the display region 20, and the display region 20 may be integrated in the same side of the display region 20, and the third transmission line may be removed from the display region 20. As is common, each sub-pixel 90 includes a pixel driving circuit 92 and a pixel electrode 91 electrically connected to each other, the pixel driving circuit 92 is mostly a thin film transistor, and the pixel driving circuit 92 is electrically connected to the adjacent first transmission line 40 and the second transmission line 50 (i.e. the data line and the scan line) respectively to receive the control signals transmitted by the data line and the scan line.
The direction perpendicular to the first transmission line 40 is the first direction of the array substrate 100, and the extending direction of the first transmission line 40 is the second direction. In this embodiment, the array substrate 100 is further provided with a plurality of third transmission lines 60, the number of the third transmission lines 60 is the same as that of the second transmission lines 50, the plurality of third transmission lines 60 are arranged along the first direction, so that the third transmission lines 60 are parallel to the first transmission lines 40, and are arranged to intersect with the projection of the second transmission lines 50 on the array substrate 100, the plurality of third transmission lines 60 and the second transmission lines 50 may be arranged at different levels, but each third transmission line 60 is arranged corresponding to one second transmission line 50, and one transmission line is electrically connected with another transmission line across the levels to form a connection point 61, so that the control circuit 30 of the array substrate 100 can be integrated on the same side of the display area 10, and the first transmission lines 40 and the third transmission lines 60 are both connected to the control circuit 30, so as to reduce the arrangement of the non-display areas 20 on the other sides of the display area 10.
Further, in the array substrate 100, the repair circuit 70 and the floating line 80 (floating line) are also provided, and in some array substrates 100, the arrangement of the floating line 80 may be used to balance the load of each sub-pixel 90. In this embodiment, the plurality of floating lines 80 are arranged along the first direction, such that the floating lines 80 are disposed in parallel with the projections of the first transmission line 40 and the third transmission line 60 on the display area 10, and meanwhile, the repair circuit 70 is disposed on the non-display area 20, such that each floating line 80 extends from the display area 10 to the repair circuit 70 in the non-display area 20, such that when an open circuit occurs in one of the third transmission lines 60 due to electrostatic shock in the array process, the connection position between the third transmission line 60 and the corresponding second transmission line 50 can be cut off, and the second transmission line 50 is connected to one of the floating lines 80, at this time, the repair circuit 70 can transmit a control signal to the second transmission line 50 through the floating line 80, thereby achieving the repair of the array substrate 100.
Therefore, it can be understood that, according to the technical solution of the present invention, the floating lines 80 are disposed in the array substrate 100, the first transmission lines 40 and the second transmission lines 50 are respectively data lines and scan lines, the third transmission lines 60 are used for connecting the second transmission lines 50 and the control circuit 30, when a short circuit is caused by a situation that one of the third transmission lines 60 is broken by static electricity, the connection relationship between the third transmission line 60 and the corresponding second transmission line 50 is cut off to form the break point 62, and one of the floating lines 80 in the array substrate 100 is connected with the second transmission line 50 as a repair line to form the repair connection point 81, at this time, the repair circuit 70 can transmit the control signal to the second transmission line 50 through the floating line 80, and then transmit the control signal to the sub-pixel 90 connected with the second transmission line 50, so that the sub-pixel 90 normally operates, and the repair of the array substrate 100 is realized. That is, according to the technical scheme of the present application, the array substrate 100 can be repaired, so that the product yield of the array substrate 100 is improved.
Referring to fig. 1, in some embodiments of the array substrate 100 of the present application, the number of the first transmission lines 40 is greater than the number of the third transmission lines 60, and it is defined that the number of the first transmission lines 40 is X, the number of the third transmission lines 60 is Y, the number of the floating lines 80 is Z, and X = Y + Z is satisfied.
In the technical solution of the present application, the floating line 80 in the array substrate 100 is used as a repair line of the third transmission line 60, wherein the number of the third transmission lines 60 is the same as that of the second transmission lines 50, and the third transmission lines are used as connection lines between the second transmission lines 50 and the control circuit 30. In this embodiment, the number of the second transmission lines 50 is less than that of the first transmission lines 40, and the sum of the numbers of the third transmission lines 60 and the floating lines 80 is equal to that of the first transmission lines 40, so that the floating lines 80 balance the loads of the plurality of sub-pixels 90, thereby improving the uniformity of the display effect.
Referring to fig. 3 and 4, in some embodiments of the array substrate 100 of the present application, it is defined that the third transmission lines 60 and the floating lines 80 are connection lines, and a plurality of the connection lines and a plurality of the first transmission lines 40 are alternately arranged along a length direction of the second transmission line 50.
In the technical solution of the foregoing embodiment, a set of third transmission lines 60 and a floating line 80 are alternately arranged, at this time, the number of the floating lines 80 is Y/n, and the number X = Y (1 + n)/n of the first transmission lines 40, at this time, the plurality of first transmission lines 40 and the third transmission lines 60 and the floating lines 80 are alternately arranged, that is, a third transmission line 60 or a floating line 80 is arranged between every two first transmission lines 40, and after every n third transmission lines 60 are arranged, a floating line 80 is correspondingly arranged on the next first transmission line 40, so that the plurality of pixel regions 11 are arranged in the display area 10 in an array manner, and the distances between the pixel regions 11 are substantially the same, so that the sub-pixels 90 are periodically arranged, and the uniformity of the display effect of the display screen is improved.
Referring to fig. 3, in some embodiments of the array substrate 100 of the present application, the third transmission line 60 is disposed on a side of the first transmission line 40 away from the corresponding sub-pixel 90;
and/or the floating line 80 is arranged on the side of the first transmission line 40 facing away from the corresponding sub-pixel 90.
It can be understood that, in the array substrate 100, the plurality of first transmission lines 40 and the plurality of second transmission lines 50 are arranged in a crossing insulation manner to define a plurality of pixel regions 11 arranged in an array, and each sub-pixel 90 is arranged in one pixel region 11. In the technical solutions of the foregoing embodiments, the plurality of first transmission lines 40 are alternately arranged with the third transmission lines 60 and the floating lines 80. In this embodiment, the third transmission line 60 and the floating line 80 are further disposed on the side of the first transmission line 40 away from the corresponding sub-pixel 90, so as to avoid the reduction of the aperture ratio of the sub-pixel 90 and the influence on the display effect caused by the third transmission line 60 and the floating line 80 disposed in the pixel region 11.
Referring to fig. 1 and fig. 2, in some embodiments of the array substrate 100 of the present application, n third transmission lines 60 are taken as a group, and two adjacent groups of the third transmission lines 60 are provided with one floating line 80;
wherein n is a positive integer of 1 or more.
In this embodiment, n third transmission lines 60 are a group, and a plurality of groups of third transmission lines 60 are arranged in a direction perpendicular to the third transmission lines 60, at this time, a group of third transmission lines 60 and a floating line 80 are alternately arranged, so that the floating lines 80 and the third transmission lines 60 are periodically arranged, it can be understood that when the third transmission lines 60 are normally used, they are used as a connection line between the control circuit 30 and the second transmission line 50, and when the third transmission lines 60 are disconnected, the adjacent floating lines 80 are used as a connection line between the repair circuit 70 and the second transmission line 50, so that the control voltages transmitted to each sub-pixel 90 are consistent, and the loads of a plurality of sub-pixels 90 are balanced, so that the display effect of each sub-pixel 90 is balanced, and the uniformity of the overall display effect of the electronic paper display screen 1000 is ensured.
Referring to fig. 1, in some embodiments of the array substrate 100 of the present application, the length of the first transmission line 40 is smaller than the length of the second transmission line 50.
In this embodiment, the length of the first transmission line 40 is smaller than the length of the second transmission line 50, so that the floating lines 80 are arranged at intervals along the long edge of the display screen, and thus, when the array substrate 100 is repaired, the long edge has a larger operation area, the influence on the adjacent transmission lines during the repair can be avoided, and the safety of the repair process is improved.
Referring to fig. 1 and 2, in some embodiments of the array substrate 100 of the present application, the repair circuit 70 includes a flexible circuit board 71 and a connection circuit 72, the flexible circuit board 71 is located at one side of the display area 10 and has an output terminal 711 and an input terminal 712 arranged at an interval, the connection circuit 72 is arranged around the display area 10 to connect the input terminal 712 and the output terminal 711, and the floating line 80 extends from the display area 10 to the non-display area 20 and is connected to the connection circuit 72;
when one of the third transmission lines 60 is disconnected, the connection between the third transmission line 60 and the corresponding second transmission line 50 is cut off, the second transmission line 50 is connected to one floating line 80, and the connection circuit 72 between the floating line 80 and the output terminal 711 is cut off.
In this embodiment, the repair circuit 70 includes a flexible circuit board 71 and a connection circuit 72 connected to each other, wherein the flexible circuit board 71 is disposed at one side of the display region 10 and can be used for connecting an external circuit and is connected to the control circuit 30, the flexible circuit board 71 is provided with an input 712 and an output 711, and is connected to the connection circuit 72 disposed around the display region 10 to form a complete loop, and at this time, the floating line 80 can extend to the non-display region 20 and is connected to the connection circuit 72. When one of the third transmission lines 60 is disconnected, the connection between the third transmission line 60 and the corresponding second transmission line 50 is cut off, and the second transmission line 50 is connected to a floating line 80, at this time, the floating line 80 can receive the control signal transmitted from the flexible circuit board 71 and transmit the control signal to the second transmission line 50, and in addition, the connection circuit 72 between the floating line 80 and the output terminal 711 is cut off, so as to reduce the power loss.
Referring to fig. 1 and fig. 2, in some embodiments of the array substrate 100 of the present application, the flexible circuit board 71 and the control circuit 30 are disposed on the same side of the display area 10.
In this embodiment, the flexible circuit board 71 and the control circuit 30 are disposed on the same side of the display area 10 in the non-display area 20, and the bonding area of the array substrate 100 is formed on the side, so that the array substrate 100 is conveniently connected to an external circuit, and meanwhile, the widths of other sides of the array substrate 100 can be reduced, thereby realizing narrow edge. In some embodiments, the control circuit 30 is connected to the flexible circuit board 71 to be electrically connected to the outside through the flexible circuit board 71, so that the flexible circuit board 71 and the control circuit 30 are disposed on the same side of the display area 10 in the non-display area 20, and the connection between the flexible circuit board 71 and the control circuit 30 is also facilitated.
Referring to fig. 5, the present application further provides an electronic paper display screen 1000, which includes a common electrode layer 200, an electrophoretic film 300, and the array substrate 100 according to any one of the above descriptions, wherein the common electrode layer 200 is disposed opposite to the array substrate 100, and the electrophoretic film 300 is disposed between the array substrate 100 and the common electrode layer 200.
Specifically, the electronic paper display screen 1000 includes a common electrode layer 200, an electrophoretic film 300 and an array substrate 100, which are sequentially stacked from top to bottom, wherein the electrophoretic film 300 may include a plurality of colored electrophoretic particles capable of swimming under the action of an electric field, and the electrophoretic film 300 covers a plurality of sub-pixels 90 on the array substrate 100, that is, the electrophoretic film 300 can effectively cover the pixel electrodes 91 of all sub-pixels 90 in the display area 10, and the common electrode may be electrically connected to the control circuit 30 through silver paste which penetrates through the electrophoretic film 300 from top to bottom in the non-display area 20. In the display process of the electronic paper display screen 1000, in the image conversion stage, the position of the electrophoretic particles in the electrophoretic film 300 is controlled by the applied voltage applied to the two ends of the electrophoretic film 300 by the pixel electrode 91 and the common electrode layer 200, so as to control the intensity of the reflected light and realize gray scale display. In the frame holding stage, the potentials at the two ends of the electrophoretic film 300 are equal, so that the electrophoretic particles are kept at the positions in the electrophoretic film 300, and thus a static frame can be perfectly held with low energy consumption, and the display of the static frame is realized, wherein the larger the common voltage signal storage capacitor is, the longer the static frame holding time is. And the colors of the electrophoretic particles may include black and white to form electronic paper with black and white display, and of course, other colors may be included to form electronic paper with color display.
Since the electronic paper display screen 1000 provided by the present application employs all technical solutions of all the foregoing embodiments, at least all beneficial effects brought by all the technical solutions are achieved, and details are not repeated herein.
Referring to fig. 6, the present application further provides a display device 1, which includes a housing 2000 and the electronic paper display screen 1000 as described above, where the electronic paper display screen 1000 is disposed on the housing 2000 and has a display surface exposed from the housing 2000 to the outside.
Since all the technical solutions of all the embodiments are applied to the display device 1 provided by the present application, at least all the beneficial effects brought by all the technical solutions are obtained, and are not repeated herein.
The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.
Claims (10)
1. The array substrate is applied to an electronic paper display screen, and is provided with a display area and a non-display area, wherein the non-display area is arranged in a surrounding mode along the circumferential direction of the display area, the array substrate is provided with a first direction and a second direction which are intersected, and the array substrate is characterized by further comprising:
the control circuit is arranged in the non-display area;
the first transmission lines are arranged in the display area at intervals along the first direction, extend to the non-display area along the second direction and are electrically connected with the control circuit;
the plurality of second transmission lines are arranged in an insulating and crossing manner with the plurality of first transmission lines to define a plurality of pixel regions, and the first transmission lines and the second transmission lines are respectively one of data lines and scanning lines;
the plurality of sub-pixels are arranged in the display area in an array mode, and each sub-pixel is arranged in a pixel area and is electrically connected with the adjacent first transmission line and the second transmission line;
a plurality of third transmission lines arranged in the display area at intervals along the first direction, extending to the non-display area and electrically connected with the control circuit, each third transmission line being electrically connected with one second transmission line;
the repair circuit is arranged in the non-display area and extends along at least part of the circumferential direction of the display area; and
the plurality of floating lines are arranged in the display area at intervals along the first direction, extend to the non-display area, are electrically connected with the repair circuit, and are mutually insulated from the plurality of first transmission lines, the plurality of second transmission lines and the plurality of third transmission lines.
2. The array substrate of claim 1, wherein the number of the first transmission lines is greater than the number of the third transmission lines, defining the number of the first transmission lines as X, the number of the third transmission lines as Y, the number of the floating lines as Z, and X = Y + Z is satisfied.
3. The array substrate of claim 2, wherein the third transmission line and the floating line are defined as connection lines, and a plurality of the connection lines and a plurality of the first transmission lines are alternately arranged along a length direction of the second transmission line.
4. The array substrate of claim 3, wherein n adjacent third transmission lines are grouped, and a floating line is disposed between two adjacent groups of the third transmission lines;
wherein n is a positive integer greater than or equal to 1.
5. The array substrate of claim 3, wherein the third transmission line is disposed on a side of the first transmission line facing away from the corresponding sub-pixel;
and/or the floating line is arranged on one side of the first transmission line, which is deviated from the corresponding sub-pixel.
6. The array substrate of claim 1, wherein the length of the first transmission line is less than the length of the second transmission line.
7. The array substrate according to any one of claims 1 to 6, wherein the repair circuit includes a flexible circuit board and a connection circuit, the flexible circuit board is located at one side of the display area and has an output terminal and an input terminal arranged at intervals, the connection circuit is arranged around the display area in a circumferential direction to connect the input terminal and the output terminal, and the floating line extends from the display area to a direction away from the control circuit to the non-display area to be connected with the connection circuit;
when one of the third transmission lines is broken, the connection between the third transmission line and the corresponding second transmission line is cut off, the second transmission line is connected with one floating line, and the connection circuit between the floating line and the output end is cut off.
8. The array substrate of claim 7, wherein the flexible circuit board and the control circuit are disposed on a same side of the display area.
9. An electronic paper display screen, comprising a common electrode layer, an electrophoretic film and the array substrate as claimed in any one of claims 1 to 8, wherein the common electrode layer is disposed opposite to the array substrate, and the electrophoretic film is disposed between the array substrate and the common electrode layer.
10. A display device comprising a housing and the electronic paper display screen according to claim 9, wherein the electronic paper display screen is provided in the housing and has a display surface exposed from the housing.
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| CN202221991886.7U CN218383583U (en) | 2022-07-28 | 2022-07-28 | Array substrate, electronic paper display screen and display device |
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| CN202221991886.7U CN218383583U (en) | 2022-07-28 | 2022-07-28 | Array substrate, electronic paper display screen and display device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115981012A (en) * | 2023-03-20 | 2023-04-18 | 惠科股份有限公司 | Display panel and wearable equipment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115981012A (en) * | 2023-03-20 | 2023-04-18 | 惠科股份有限公司 | Display panel and wearable equipment |
| CN115981012B (en) * | 2023-03-20 | 2023-06-23 | 惠科股份有限公司 | Display panel and wearable equipment |
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