WO2021148005A1 - 显示面板和显示装置 - Google Patents

显示面板和显示装置 Download PDF

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Publication number
WO2021148005A1
WO2021148005A1 PCT/CN2021/073337 CN2021073337W WO2021148005A1 WO 2021148005 A1 WO2021148005 A1 WO 2021148005A1 CN 2021073337 W CN2021073337 W CN 2021073337W WO 2021148005 A1 WO2021148005 A1 WO 2021148005A1
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WO
WIPO (PCT)
Prior art keywords
substrate
light
display panel
power
trace
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Application number
PCT/CN2021/073337
Other languages
English (en)
French (fr)
Inventor
韩林宏
秦世开
刘庭良
张毅
Original Assignee
京东方科技集团股份有限公司
成都京东方光电科技有限公司
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Application filed by 京东方科技集团股份有限公司, 成都京东方光电科技有限公司 filed Critical 京东方科技集团股份有限公司
Priority to US17/426,111 priority Critical patent/US12127451B2/en
Publication of WO2021148005A1 publication Critical patent/WO2021148005A1/zh

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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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/16—Constructional details or arrangements
    • G06F1/1613—Constructional details or arrangements for portable computers
    • G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
    • G06F1/1637—Details related to the display arrangement, including those related to the mounting of the display in the housing
    • G06F1/1652—Details related to the display arrangement, including those related to the mounting of the display in the housing the display being flexible, e.g. mimicking a sheet of paper, or rollable
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/301—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED
    • 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
    • H10K59/80—Constructional details
    • H10K59/8791—Arrangements for improving contrast, e.g. preventing reflection of ambient light
    • H10K59/8792—Arrangements for improving contrast, e.g. preventing reflection of ambient light comprising light absorbing layers, e.g. black layers

Definitions

  • the embodiments of the present disclosure relate to, but are not limited to, the field of display technology, and in particular to a display panel and a display device.
  • the flexible display includes a display panel and a cover plate.
  • the non-display area of the display panel is provided with a power supply line for providing a power signal to the display area to realize display.
  • the cover plate is attached to the display panel, and the edge of the cover plate is provided with ink to cover the non-display area. In order to prevent ink from entering the display area, when attaching the cover to the display panel, the attaching tolerance will be considered, so that the power traces located in the non-display area are not completely covered by the ink on the cover.
  • the present disclosure provides a display panel.
  • the display panel includes a display area and a non-display area surrounding the display area.
  • the non-display area is provided with a fan-out area.
  • the first power trace is located in the non-display area, and the orthographic projection of the first power trace on the substrate is at least partially located in the fan-out area, and the first power trace is perpendicular to A plurality of first hollow parts are provided in the direction of the base.
  • the first power trace further includes a plurality of second power traces extending from the first power trace, and at least two of the plurality of second power traces There is at least one first hollow part between the bars, and two ends of the plurality of second power traces are connected with the first power trace.
  • the plurality of second power traces are arranged in a direction parallel to the extending direction of the first power trace, and the plurality of second power traces and the plurality of The first hollow parts are alternately arranged one by one.
  • the shape of one or more of the plurality of first hollow portions along a cross section perpendicular to the base includes a rectangle.
  • the plurality of first hollow parts are arranged in rows and columns;
  • the first hollow parts in the same row are arranged in parallel, and the included angle between the long sides of the first hollow parts in two adjacent rows is greater than 0 degree and less than or equal to 180 degrees.
  • the display panel further includes: a plurality of pixels arranged on the substrate, and the plurality of pixels are located in the display area;
  • the sum of the width of each first hollow part and the distance between two adjacent first hollow parts is equal to an integer multiple of the size of the corresponding pixel.
  • the display panel further includes: an insulating layer, a light absorption layer located in the non-display area, and a thin film transistor and a pixel defining layer located in the display area;
  • the insulating layer is located between the light absorbing layer and the first power trace, and the first power trace is provided in the same layer as the source and drain electrodes of the thin film transistor;
  • the light absorbing layer and the pixel defining layer are arranged in the same layer and used for absorbing the light reflected by the first power trace.
  • the light-absorbing layer includes: a plurality of light-absorbing structures
  • the plurality of light-absorbing structures correspond to the plurality of first hollow parts one-to-one.
  • the orthographic projection of the plurality of light-absorbing structures on the substrate coincides with the orthographic projection of the corresponding first hollow portion on the substrate;
  • the orthographic projection of the plurality of light-absorbing structures on the substrate and the orthographic projection of the corresponding first hollow portion on the substrate have an overlapping area.
  • the orthographic projection of the plurality of light-absorbing structures on the substrate covers the orthographic projection of the corresponding first hollow portion on the substrate;
  • One or more of the plurality of light-absorbing structures includes: a first light-absorbing part and a second light-absorbing part that are integrally formed, the first light-absorbing part is located on a side of the second light-absorbing part close to the first power line;
  • the orthographic projection of the first light-absorbing portion on the substrate coincides with the orthographic projection of the corresponding first hollow portion on the substrate, and the orthographic projection of the second light-absorbing portion on the substrate coincides with the orthographic projection of the second light-absorbing portion on the substrate.
  • the orthographic projection of the hollow part on the substrate has an overlapping area.
  • the light-absorbing layer includes: a plurality of second hollow parts
  • the plurality of second hollow parts correspond to the plurality of first hollow parts one-to-one.
  • the orthographic projections of the plurality of second hollowed-out portions on the base coincide with the orthographic projections of the corresponding first hollowed-out portions on the base;
  • the orthographic projections of the plurality of second hollowed-out portions on the base and the orthographic projections of the corresponding first hollowed-out portions on the base have overlapping areas.
  • one or more of the plurality of second power traces includes: a plurality of traces, and the plurality of traces are arranged along an extension direction of the second power trace; The first end of the i-th trace is connected to the second end of the i-1th trace, and the second end of the i-th trace is connected to the first end of the i+1th trace;
  • the extension direction of the odd-numbered trace is the same, the extension direction of the even-numbered trace is the same, and the angle between two adjacent traces is greater than 0 degrees and less than or equal to 180 degrees;
  • each second power trace and the distance between two adjacent second power traces are equal to an integer multiple of the size of the corresponding pixel located in the display area.
  • the present disclosure also provides a display device, including: any of the above-mentioned display panels.
  • FIG. 1 is a top view of a display panel provided by an embodiment of the disclosure
  • FIG. 2 is a side view of a display panel provided by an embodiment of the disclosure.
  • FIG. 3 is a top view of a first power trace provided by an embodiment of the disclosure.
  • FIG. 4 is a cross-sectional view along the A-A direction of the display panel provided by an embodiment of the disclosure.
  • Fig. 5A is a schematic structural diagram of a first power supply line in an exemplary embodiment
  • FIG. 5B is a schematic structural diagram of a first power supply line in another exemplary embodiment
  • FIG. 6A is a top view of a display panel provided by an exemplary embodiment
  • FIG. 6B is a cross-sectional view of the display panel corresponding to FIG. 6A along the A-A direction;
  • FIG. 7A is a top view of a display panel provided by an exemplary embodiment
  • FIG. 7B is a cross-sectional view of the display panel corresponding to FIG. 7A along the A-A direction;
  • FIG. 8A is a top view of a display panel provided by an exemplary embodiment
  • FIG. 8B is a cross-sectional view of the display panel corresponding to FIG. 8A along the A-A direction;
  • FIG. 8C is a cross-sectional view of the display panel corresponding to FIG. 8A along the direction B-B;
  • FIG. 9A is a top view of a display panel provided by an exemplary embodiment
  • FIG. 9B is a cross-sectional view of the display panel corresponding to FIG. 9A along the A-A direction;
  • FIG. 10 is a flowchart of a manufacturing method of a display panel provided by an embodiment of the disclosure.
  • FIG. 11A is a schematic diagram of a manufacturing method of a display panel provided by an exemplary embodiment
  • FIG. 11B is another schematic diagram of a manufacturing method of a display panel provided by an exemplary embodiment.
  • the present disclosure includes and contemplates combinations with features and elements known to those of ordinary skill in the art.
  • the embodiments, features, and elements already disclosed in the present disclosure can also be combined with any conventional features or elements to form a unique disclosure solution defined by the claims.
  • Any feature or element of any embodiment can also be combined with features or elements from other disclosures to form another unique disclosure defined by the claims. Therefore, it should be understood that any feature shown and/or discussed in this disclosure can be implemented individually or in any suitable combination. Therefore, the embodiments are not subject to other restrictions except for the restrictions made according to the appended claims and their equivalents.
  • various modifications and changes can be made within the protection scope of the appended claims.
  • the specification may have presented the method and/or process as a specific sequence of steps. However, to the extent that the method or process does not depend on the specific order of the steps described herein, the method or process should not be limited to the steps in the specific order described. As those of ordinary skill in the art will understand, other sequence of steps are also possible. Therefore, the specific order of the steps set forth in the specification should not be construed as a limitation on the claims. In addition, the claims for the method and/or process should not be limited to performing their steps in the written order. Those skilled in the art can easily understand that these orders can be changed and still remain within the spirit and scope of the embodiments of the present disclosure. Inside.
  • power traces are usually made of metal.
  • metal is easy to reflect light, the light reflected by power traces that are not covered by ink is visible to the naked eye, thereby affecting the display effect.
  • the embodiments of the present disclosure provide a display panel, a manufacturing method thereof, and a display device.
  • FIG. 1 is a top view of a display panel provided by an embodiment of the present disclosure
  • FIG. 2 is a side view of a display panel provided by an embodiment of the present disclosure
  • FIG. 3 is a top view of a first power trace provided by an embodiment of the present disclosure
  • FIG. 4 is A cross-sectional view of the display panel provided by the disclosed embodiment along the AA direction.
  • the display panel in the embodiment of the present disclosure is divided into a display area P1 and a non-display area P2 surrounding the display area P1.
  • the non-display area P2 is provided with a fan-out area P3, and the display panel includes: The substrate 10 and the first power trace 20 provided on the substrate 10.
  • the first power trace 20 is located in the non-display area P2, and the orthographic projection of the first power trace 20 on the substrate 1 is at least partially located in the fan-out area P3.
  • a plurality of first hollow portions V1 are provided in the direction of the base 10.
  • the substrate 10 is bent, and the display panel further includes: a support layer 11 disposed on the side of the substrate 10 away from the first power trace 20, and ink 12 for covering the non-display area when the cover plate is attached.
  • a support layer 11 disposed on the side of the substrate 10 away from the first power trace 20, and ink 12 for covering the non-display area when the cover plate is attached.
  • ink 12 in order to prevent the ink 12 from entering the display area P1, there is a certain interval between the ink 12 and the display area P1, so that part of the first power supply wiring is not covered by ink.
  • the display panel may further include: a thin film transistor 30 located in the display area, a pixel defining layer 40, and a light emitting device layer 50, wherein the thin film transistor 30 includes: an active layer 31 ,
  • the gate electrode 32, the source and drain electrodes 33, the thin film transistor may have a top gate structure, or may have a bottom gate structure.
  • FIG. 4 is an example of a thin film transistor having a top gate structure.
  • the display panel may further include: a gate insulating layer 34, an interlayer insulating layer 35, and an insulating layer 36, where the insulating layer 36 includes a passivation layer and a planarization layer.
  • the light emitting device layer 50 includes an anode connected to the source and drain electrodes of the thin film transistor, a light emitting material layer, and a cathode.
  • the display panel may be an organic light emitting diode display panel, or may be a quantum dot light emitting diode display panel.
  • the fan-out area is located on the side of the display panel away from the camera and the earpiece.
  • the substrate 10 may be a flexible substrate, wherein the flexible substrate may be, but not limited to, polyethylene terephthalate, ethylene terephthalate, polyether ether ketone, poly One or more of styrene, polycarbonate, polyarylate, polyarylate, polyimide, polyvinyl chloride, polyethylene, and textile fibers.
  • the flexible substrate may be, but not limited to, polyethylene terephthalate, ethylene terephthalate, polyether ether ketone, poly One or more of styrene, polycarbonate, polyarylate, polyarylate, polyimide, polyvinyl chloride, polyethylene, and textile fibers.
  • the direction perpendicular to the substrate refers to the stacking direction of the first power trace and the substrate.
  • the number of the first hollow parts V1 is specifically determined according to actual conditions. The more the number of the first hollow parts V1 is, the smaller the reflective area of the first power trace 20 is.
  • the material of the first power trace 20 may be metal, such as silver or aluminum, to ensure the conductivity of the first power trace 20.
  • the display panel provided by the embodiments of the present disclosure is divided into a display area and a non-display area surrounding the display area.
  • the non-display area is provided with a fan-out area.
  • the display panel includes a substrate and a first power supply wiring provided on the substrate;
  • the power trace is located in the non-display area, and the orthographic projection of the first power trace on the substrate is at least partially located in the fan-out area, and the first power trace is provided with a plurality of first hollow portions along a direction perpendicular to the substrate.
  • the first hollow portion is provided for the first power trace located in the non-display area, which reduces the reflective area of the power trace, can weaken the degree of light reflection of the power trace, and thereby improves the display effect.
  • FIG. 5A is a schematic structural diagram of a first power trace in an exemplary embodiment
  • FIG. 5B is a schematic structural diagram of a first power trace in another exemplary embodiment, as shown in FIG. 5A and FIG. 5B.
  • the first power trace 20 further includes a plurality of second power traces 60 extending from the first power trace 20, and there is at least one second power trace 60 between the at least two second power traces 60
  • the first hollow part V1 and the two ends of the second power trace 60 are connected to the first power trace 20.
  • the multiple second power traces 60 are arranged in the same layer, the multiple second power traces are arranged in a direction parallel to the extending direction of the first power trace, and the second power traces and the first hollow portions are alternately arranged one by one.
  • the extension direction of the first power trace refers to parallel or substantially parallel to the edge of the display area on the side close to the first power trace.
  • the first power wiring includes the second power wiring, which can reduce the reflective area of the first power wiring, weaken the degree of light reflection of the power wiring, and improve the display effect.
  • the second power trace 60 includes: a plurality of traces 610, the plurality of traces 610 are arranged along the extension direction of the second power trace 60; the first end of the i-th trace is connected to the The second end of the i-1th trace is connected, and the second end of the i-th trace is connected to the first end of the i+1th trace; the extension direction of the odd-numbered trace is the same, and the even-numbered trace
  • the wires extend in the same direction, and the included angle A2 between two adjacent wires is greater than 0 degrees and less than or equal to 180 degrees.
  • the width w2 of the second power trace and the distance l2 between two adjacent second power traces are equal to an integer multiple of the size of the pixel located in the display area.
  • the second power traces are in the shape of a broken line, and the first hollow part located between the second power traces has an irregular shape along a cross section perpendicular to the substrate, and the second power traces
  • the light reflected by the bent part of the OD is divergent, which is not easy to be observed by the viewer, which weakens the degree of light reflection of the display panel, and can improve the display effect.
  • the display panel further includes: signal traces located in the non-display area and arranged in the same layer as the gate electrode of the thin film transistor, and the orthographic projection of the signal trace on the substrate is in line with the first power trace.
  • the orthographic projection on the substrate has an overlapping area, and the interlayer insulating layer is located between the signal wiring and the first power wiring, wherein the extending direction of the signal wiring and the extending direction of the first power wiring are perpendicular or intersecting with each other.
  • the shape of the first hollow portion V1 along a cross section perpendicular to the base 10 may include a rectangle, or the shape of the first hollow portion V1 along a cross section perpendicular to the base 10 may be a circle. , Oval or rhombus and other shapes.
  • the plurality of first hollow parts V1 are arranged in rows and columns, and the first hollow parts in the same row are arranged in parallel.
  • the included angle A1 between the long sides of the first hollow portions of two adjacent rows is greater than 0 degrees and less than or equal to 180 degrees.
  • the display panel further includes: a plurality of pixels arranged on the substrate, the pixels are located in the display area; for the first hollow parts located in the same row, the width w1 of each first hollow part is the same as that of the adjacent The sum of the distance l1 between the two first hollow parts is equal to an integer multiple of the size of the pixel.
  • FIG. 6A is a top view of a display panel provided by an exemplary embodiment
  • FIG. 6B is a cross-sectional view of the display panel corresponding to FIG. 6A along the A-A direction.
  • the display panel further includes: a light-absorbing layer 70 located in the non-display area P2, and the insulating layer 36 is located between the light-absorbing layer 70 and the first power trace 20.
  • the first power trace 20 is provided in the same layer as the source and drain electrodes 33 of the thin film transistor; the light absorption layer 70 is provided in the same layer as the pixel defining layer 40 and is used to absorb light reflected by the first power trace 20.
  • the thickness of the light absorbing layer 70 may be 1.5 ⁇ m to 3 ⁇ m, and the manufacturing material may be photosensitive resin, which includes: photoresist, polyimide, or polytetrafluoroethylene.
  • the display panel provided in an exemplary embodiment includes a light-absorbing layer, which can weaken the degree of light reflection of the first power supply line to a greater extent, so as to ensure the display effect of the display panel.
  • the degree of light reflection of the display panel provided with the light-absorbing layer and the first hollow portion is higher than the degree of light reflection of the display panel provided with only the first hollow portion.
  • the light-absorbing layer includes: a plurality of light-absorbing structures; the light-absorbing structures correspond to the first hollow parts in a one-to-one correspondence.
  • the cross-sectional shape of the light-absorbing structure may be the same or different from the cross-sectional shape of the corresponding first hollow portion, and the cross-sectional shape of the light-absorbing structure may be rectangular, or may be circular or elliptical. Shape or rhombus.
  • the orthographic projection of the light-absorbing structure 71 on the substrate 10 coincides with the orthographic projection of the corresponding first hollow portion V1 on the substrate 10.
  • 6A and 6B are based on an example that the cross-sectional shape of the light-absorbing structure is the same as the cross-sectional shape of the corresponding first hollow part.
  • FIG. 7A is a top view of a display panel provided by an exemplary embodiment
  • FIG. 7B is a cross-sectional view of the display panel corresponding to FIG. 7A along the AA direction.
  • the orthographic projection of the light-absorbing structure 71 on the substrate 10 and the orthographic projection of the corresponding first hollow portion V1 on the substrate 10 have overlapping areas.
  • the length of the long side of the first hollowed-out portion is less than the length of the corresponding light-absorbing structure along the extension direction of the long side of the first hollowed-out portion, and the length of the short side of the first hollowed-out portion is greater than the corresponding light absorption.
  • the length of the structure along the extension direction of the short side of the first hollow part is less than the length of the corresponding light-absorbing structure along the extension direction of the long side of the first hollowed-out portion.
  • FIG. 8A is a top view of a display panel provided by an exemplary embodiment
  • FIG. 8B is a cross-sectional view of the display panel corresponding to FIG. 8A along the A-A direction
  • FIG. 8C is a cross-sectional view of the display panel corresponding to FIG. 8A along the B-B direction.
  • the orthographic projection of the light-absorbing structure 71 on the substrate covers the orthographic projection of the corresponding first hollow portion on the substrate.
  • the light-absorbing structure 71 includes: a first light-absorbing part 711 and a second light-absorbing part 712 that are integrally formed, and the first light-absorbing part 711 is located on a side of the second light-absorbing part 712 close to the first power line 20.
  • the orthographic projection of the first light absorbing part 711 on the substrate coincides with the orthographic projection of the corresponding first hollow part on the substrate, and the orthographic projection of the second light absorbing part 712 on the substrate and the corresponding orthographic projection of the first hollow part on the substrate There are overlapping areas.
  • the length of the long side of the first hollow part is smaller than the length of the second light absorption part of the corresponding light-absorbing structure along the extension direction of the long side of the first hollow part, and the length of the short side of the first hollow part The length of the second light-absorbing part of the corresponding light-absorbing structure along the extension direction of the short side of the first hollow part is greater than that.
  • FIG. 9A is a top view of a display panel provided by an exemplary embodiment
  • FIG. 9B is a cross-sectional view of the display panel corresponding to FIG. 9A along the AA direction.
  • the light absorption layer 70 includes: a plurality of second hollow parts V2; the second hollow parts V2 and the first hollow parts V1 are in one-to-one correspondence.
  • the orthographic projection of the second hollow portion V2 on the substrate coincides with the orthographic projection of the corresponding first hollow portion V1 on the substrate.
  • the orthographic projection of the second hollow portion V2 on the substrate and the corresponding orthographic projection of the first hollow portion V1 on the substrate have an overlapping area.
  • the length of the long side of the first hollow part is greater than the length of the corresponding second hollow part along the extension direction of the long side of the first hollow part, and the length of the short side of the first hollow part is smaller than the length of the corresponding second hollow part.
  • the length of the second hollow portion along the extension direction of the short side of the first hollow portion. 9A and 9B are illustrated by taking an example where the orthographic projection of the second hollowed-out portion on the base and the corresponding orthographic projection of the first hollowed-out portion on the base overlap.
  • the embodiment of the present disclosure also provides a display device, including a display panel.
  • the display panel is the display panel provided in the foregoing embodiment, and the implementation principle and the implementation effect are similar, and will not be repeated here.
  • the display device may be: a mobile phone, a tablet computer, a television, a monitor, a notebook computer, a digital photo frame, or a navigator, a product or component with a display function.
  • Other indispensable components of the display device are understood by those of ordinary skill in the art, and will not be repeated here, nor should they be used as a limitation to the present invention.
  • FIG. 10 is a flowchart of a manufacturing method of a display panel provided by an embodiment of the disclosure.
  • an embodiment of the present disclosure also provides a manufacturing method of a display panel for manufacturing a display panel.
  • the display panel is divided into a display area and a non-display area surrounding the display area, and the non-display area is provided with a fan-out area.
  • the manufacturing method of the display panel provided by the embodiment of the present disclosure includes the following steps:
  • Step S1 Provide a substrate.
  • the substrate may be a flexible substrate, where the flexible substrate may be, but is not limited to, polyethylene terephthalate, ethylene terephthalate, polyether ether ketone, polyphenylene One or more of ethylene, polycarbonate, polyarylate, polyarylate, polyimide, polyvinyl chloride, polyethylene, and textile fibers.
  • Step S2 forming a first power trace located in the non-display area on the substrate.
  • the orthographic projection of the first power trace on the substrate is at least partially located in the fan-out area, and the first power trace is provided with a plurality of first hollow portions along a direction perpendicular to the substrate.
  • the display panel is the display panel provided in the foregoing embodiment, and the implementation principle and the implementation effect are similar, and will not be repeated here.
  • step S2 includes: forming a first power trace including a plurality of second power traces extending from the first power trace in the non-display area on the substrate.
  • step S2 includes: forming the source and drain electrodes of the thin film transistor located in the display area and the first power trace located in the non-display area on the substrate using the same process.
  • the manufacturing method of the display panel further includes: using the same manufacturing process to form a pixel defining layer located in the display area and located in the non-display area on the side of the first power trace away from the substrate.
  • the light-absorbing layer is used to form a pixel defining layer located in the display area and located in the non-display area on the side of the first power trace away from the substrate.
  • Step 100 A substrate 10 is provided, and an active layer 31, a gate insulating layer 34, a gate electrode 32, and an interlayer insulating layer 35 of a thin film transistor are sequentially formed on the substrate 10, as shown in FIG. 11A.
  • Step 200 forming the source and drain electrodes 33 of the thin film transistor in the display area P1 and the first power trace 20 in the non-display area P2 on the interlayer insulating layer 35, as specifically shown in FIG. 11B.
  • Step 300 forming an insulating layer 36 on the source and drain electrodes 33, forming a pixel defining layer 40 in the display area and a light-absorbing layer 70 in the non-display area on the insulating layer 36, as shown in FIG. 6B, FIG. 7B, and FIG. 8B, As shown in Figure 8C or 9B.
  • the present disclosure provides a display panel and a display device, wherein the display panel is divided into a display area and a non-display area surrounding the display area, the non-display area is provided with a fan-out area, and the display panel includes: a substrate and a non-display area The first power trace on the substrate; the first power trace is located in the non-display area, and the orthographic projection of the first power trace on the substrate is at least partially located in the fan-out area, and the first power trace is along a direction perpendicular to the substrate A plurality of first hollow parts are provided.
  • the first hollow portion is provided for the first power trace located in the non-display area, which reduces the reflective area of the power trace, can weaken the degree of light reflection of the power trace, and thereby improves the display effect.

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  • Computer Hardware Design (AREA)
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  • General Engineering & Computer Science (AREA)
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Abstract

一种显示面板和显示装置，其中，显示面板被划分为显示区域和围绕显示区域的非显示区域，非显示区域设置有扇出区，显示面板包括：基底以及设置在基底上的第一电源走线；第一电源走线位于非显示区域内，且第一电源走线在基底的正投影至少部分位于扇出区内，第一电源走线沿垂直于基底的方向设置有多个第一镂空部。

Description

显示面板和显示装置
本公开要求于2020年1月23日提交中国专利局、申请号为202010076396.3、发明名称为“显示面板和显示装置”的中国专利申请的优先权，其内容应理解为通过引用的方式并入本公开中。
技术领域
本公开实施例涉及但不限于显示技术领域，尤其涉及一种显示面板和显示装置。
背景技术
柔性显示器具有耐冲击，抗震能力强，重量轻、体积小，携带更加方便等诸多优点，是未来发展的主要趋势。柔性显示器包括：显示面板和盖板，其中，显示面板的非显示区域设置有电源走线，用于向显示区域提供电源信号，以实现显示。盖板贴合在显示面板上，盖板的边缘设置有油墨，以覆盖非显示区域。为了避免油墨进入到显示区域，在显示面板上贴合盖板时，会考虑贴合公差，这样，位于非显示区域的电源走线就没有被盖板上的油墨完全覆盖。
发明内容
以下是对本公开详细描述的主题的概述。本概述并非是为了限制权利要求的保护范围。
本公开提供了一种显示面板，所述显示面板包括显示区域和围绕所述显示区域的非显示区域，所述非显示区域设置有扇出区，所述显示面板包括：基底以及设置在所述基底上的第一电源走线；
所述第一电源走线位于所述非显示区域内，且所述第一电源走线在所述基底的正投影至少部分位于所述扇出区内，所述第一电源走线沿垂直于所述基底的方向设置有多个第一镂空部。
在一示例性的实施方式中，所述第一电源走线还包括由所述第一电源走线延伸出的多条第二电源走线，所述多条第二电源走线中的至少两条之间具有至少一个所述第一镂空部，所述多条第二电源走线的两端与所述第一电源走线连接。
在一示例性的实施方式中，所述多条第二电源走线沿平行于所述第一电源走线的延伸方向的方向排列，且所述多条第二电源走线和所述多个第一镂空部一一交替排列。
在一示例性的实施方式中，所述多个第一镂空部中的一个或多个沿垂直于所述基底的横截面的形状包括：矩形。
在一示例性的实施方式中，当所述第一镂空部的数量为多个时，所述多个第一镂空部呈行列设置；
位于同一行的第一镂空部平行设置，相邻两行的第一镂空部的长边之间的夹角大于0度，且小于等于180度。
在一示例性的实施方式中，所述显示面板还包括：设置在所述基底上的多个像素，所述多个像素位于所述显示区域；
对于位于同一行的第一镂空部，每个第一镂空部的宽度与相邻两个第一镂空部之间的距离之和等于相应的像素的尺寸的整数倍。
在一示例性的实施方式中，所述显示面板还包括：绝缘层、位于所述非显示区域的吸光层以及位于所述显示区域的薄膜晶体管和像素界定层；
其中，所述绝缘层位于所述吸光层和所述第一电源走线之间，所述第一电源走线与所述薄膜晶体管的源漏电极同层设置；
所述吸光层与所述像素界定层同层设置，用于吸收经所述第一电源走线反射的光线。
在一示例性的实施方式中，所述吸光层包括：多个吸光结构；
所述多个吸光结构与所述多个第一镂空部一一对应。
在一示例性的实施方式中，所述多个吸光结构在所述基底上的正投影与对应的第一镂空部在所述基底上的正投影重合；
或者，所述多个吸光结构在所述基底上的正投影与对应的第一镂空部在所述基底上的正投影存在重叠区域。
在一示例性的实施方式中，所述多个吸光结构在所述基底上的正投影覆盖对应的第一镂空部在所述基底上的正投影；
所述多个吸光结构中的一个或多个包括：一体成型的第一吸光部和第二吸光部，所述第一吸光部位于所述第二吸光部靠近第一电源走线的一侧；
所述第一吸光部在所述基底上的正投影与对应的第一镂空部在所述基底上的正投影重合，所述第二吸光部在所述基底上的正投影与对应的第一镂空部在所述基底上的正投影存在重叠区域。
在一示例性的实施方式中，所述吸光层包括：多个第二镂空部；
所述多个第二镂空部与所述多个第一镂空部一一对应。
在一示例性的实施方式中，所述多个第二镂空部在所述基底上的正投影与对应的第一镂空部在所述基底上的正投影重合；
或者，所述多个第二镂空部在所述基底上的正投影与对应的第一镂空部在所述基底上的正投影存在重叠区域。
在一示例性的实施方式中，所述多条第二电源走线中的一个或多个包括：多个走线，所述多个走线沿所述第二电源走线的延伸方向设置；第i个走线的第一端与第i-1个走线的第二端连接，第i个走线的第二端与第i+1个走线的第一端连接；
第奇数个走线的延伸方向相同，第偶数个走线的延伸方向相同，相邻两个走线之间的夹角大于0度，且小于等于180度；
每个第二电源走线的宽度与相邻两个第二电源走线之间的距离等于位于显示区域的相应像素的尺寸的整数倍。
本公开还提供了一种显示装置，包括：上述任意的显示面板。
在阅读并理解了附图和详细描述后，可以明白其他方面。
本公开的其它特征和优点将在随后的说明书中阐述，并且，部分地从说 明书中变得显而易见，或者通过实施本公开而了解。本公开的其他优点可通过在说明书以及附图中所描述的方案来实现和获得。
附图说明
附图用来提供对本公开技术方案的理解，并且构成说明书的一部分，与本公开的实施例一起用于解释本公开的技术方案，并不构成对本公开技术方案的限制。
图1为本公开实施例提供的显示面板的俯视图；
图2为本公开实施例提供的显示面板的侧视图；
图3为本公开实施例提供的第一电源走线的俯视图；
图4为本公开实施例提供的显示面板沿A-A方向的剖视图；
图5A为一种示例性实施例中第一电源走线的结构示意图；
图5B为另一示例性实施例中第一电源走线的结构示意图；
图6A为一种示例性实施例提供的显示面板的俯视图；
图6B为图6A对应的显示面板沿A-A方向的剖视图；
图7A为一种示例性实施例提供的显示面板的俯视图；
图7B为图7A对应的显示面板沿A-A方向的剖视图；
图8A为一种示例性实施例提供的显示面板的俯视图；
图8B为图8A对应的显示面板沿A-A方向的剖视图；
图8C为图8A对应的显示面板沿B-B方向的剖视图；
图9A为一种示例性实施例提供的显示面板的俯视图；
图9B为图9A对应的显示面板沿A-A方向的剖视图；
图10为本公开实施例提供的显示面板的制作方法的流程图；
图11A为一种示例性实施例提供的显示面板的制作方法的一个示意图；
图11B为一种示例性实施例提供的显示面板的制作方法的另一示意图。
具体实施方式
本公开描述了多个实施例，但是这些实施例均是示例性的，而不是限制性的，并且对于本领域的普通技术人员来说，在本公开所描述的实施例包含的范围内可以有更多的实施例和实现方案。尽管在附图中示出了许多可能的特征组合，并在具体实施方式中进行了讨论，但是所公开的特征的许多其它组合方式也是可能的。除非特意加以限制的情况以外，任何实施例的任何特征或元件可以与任何其它实施例中的任何其他特征或元件结合使用，或可以替代任何其它实施例中的任何其他特征或元件。
本公开包括并设想了与本领域普通技术人员已知的特征和元件的组合。本公开已经公开的实施例、特征和元件也可以与任何常规特征或元件组合，以形成由权利要求限定的独特的公开方案。任何实施例的任何特征或元件也可以与来自其它公开方案的特征或元件组合，以形成另一个由权利要求限定的独特的公开方案。因此，应当理解，在本公开中示出和/或讨论的任何特征可以单独地或以任何适当的组合来实现。因此，除了根据所附权利要求及其等同替换所做的限制以外，实施例不受其它限制。此外，可以在所附权利要求的保护范围内进行各种修改和改变。
此外，在描述具有代表性的实施例时，说明书可能已经将方法和/或过程呈现为特定的步骤序列。然而，在该方法或过程不依赖于本文所述步骤的特定顺序的程度上，该方法或过程不应限于所述的特定顺序的步骤。如本领域普通技术人员将理解的，其它的步骤顺序也是可能的。因此，说明书中阐述的步骤的特定顺序不应被解释为对权利要求的限制。此外，针对该方法和/或过程的权利要求不应限于按照所写顺序执行它们的步骤，本领域技术人员可以容易地理解，这些顺序可以变化，并且仍然保持在本公开实施例的精神和范围内。
除非另外定义，本公开实施例公开使用的技术术语或者科学术语应当为本公开所属领域内具有一般技能的人士所理解的通常意义。本公开实施例中使用的“第一”、“第二”以及类似的词语并不表示任何顺序、数量或者重要性，而只是用来区分不同的组成部分。“包括”或者“包含”等类似的词语意指出现该词前面的元件或物件涵盖出现在该词后面列举的元件或者物件 及其等同，而不排除其他元件或者物件。“连接”或者“相连”等类似的词语并非限定于物理的或者机械的连接，而是可以包括电性的连接，不管是直接的还是间接的。“上”、“下”、“左”、“右”等仅用于表示相对位置关系，当被描述的对象的绝对位置改变后，则该相对位置关系也可能相应地改变。
为了提高显示性能，电源走线通常利用金属制成，但是，由于金属容易反光，未被油墨覆盖的电源走线所反射的光线肉眼可见，进而影响了显示效果。
本公开实施例提供了一种显示面板及其制作方法、显示装置。
图1为本公开实施例提供的显示面板的俯视图，图2为本公开实施例提供的显示面板的侧视图，图3为本公开实施例提供的第一电源走线的俯视图，图4为本公开实施例提供的显示面板沿A-A方向的剖视图。如图1到图4所示，本公开实施例中的显示面板被划分为显示区域P1和围绕显示区域P1的非显示区域P2，非显示区域P2中设置有扇出区P3，显示面板包括：基底10以及设置在基底10上的第一电源走线20。
如图3所示，第一电源走线20位于非显示区域P2内，且第一电源走线20在基底1的正投影至少部分位于扇出区P3内，第一电源走线20且沿垂直于基底10的方向设置有多个第一镂空部V1。
如图2所示，基底10弯折，显示面板还包括：设置在基底10远离第一电源走线20一侧的支撑层11以及在盖板贴合时，用于覆盖非显示区域的油墨12，如图1和2所示，为了避免油墨12进入显示区域P1，油墨12与显示区域P1之间存在一定的间隔，使得部分第一电源走线没有油墨覆盖。
在一种示例性实施例中，如图4所示，显示面板还可以包括：位于显示区域的薄膜晶体管30、像素界定层40和发光器件层50，其中，薄膜晶体管30包括：有源层31、栅电极32、源漏电极33，薄膜晶体管可以为顶栅结构，或者可以为底栅结构，图4是以薄膜晶体管为顶栅结构为例。
在一种示例性实施例中，显示面板还可以包括：栅绝缘层34、层间绝缘层35和绝缘层36，其中，绝缘层36包括：钝化层和平坦层。
在一种示例性实施例中，发光器件层50包括：与薄膜晶体管的源漏电极 连接的阳极、发光材料层和阴极。
在一种示例性实施例中，显示面板可以为有机发光二极管显示面板，或者可以为量子点发光二极管显示面板。
在一种示例性实施例中，扇出区位于显示面板的远离摄像头和听筒的一侧。
在一种示例性实施例中，基底10可以为柔性基底，其中，柔性基底可以为但不限于聚对苯二甲酸乙二醇酯、对苯二甲酸乙二醇酯、聚醚醚酮、聚苯乙烯、聚碳酸酯、聚芳基酸酯、聚芳酯、聚酰亚胺、聚氯乙烯、聚乙烯、纺织纤维中的一种或多种。
沿垂直于基底的方向指的是第一电源走线和基底的层叠设置方向。
在一种示例性实施例中，第一镂空部V1的数量具体根据实际情况确定。第一镂空部V1的数量越多，第一电源走线20的反光面积越小。
在一种示例性实施例中，第一电源走线20的制作材料可以为金属，例如：银或者铝，以确保第一电源走线20的导电性。
本公开实施例提供的显示面板被划分为显示区域和围绕显示区域的非显示区域，非显示区域设置有扇出区，显示面板包括：基底以及设置在基底上的第一电源走线；第一电源走线位于非显示区域内，且第一电源走线在基底的正投影至少部分位于扇出区内，第一电源走线沿垂直于基底的方向设置有多个第一镂空部。本公开通过位于非显示区域内的第一电源走线设置第一镂空部，减少了电源走线的反光面积，可以削弱电源走线的反光程度，进而提升了显示效果。
图5A为一种示例性实施例中第一电源走线的结构示意图，图5B为另一示例性实施例中第一电源走线的结构示意图，如图5A和图5B所示。在一种示例性实施例中，第一电源走线20还包括由第一电源走线20延伸出的多条第二电源走线60，至少两条第二电源走线60之间具有至少一个第一镂空部V1，第二电源走线60的两端与第一电源走线20连接。
多条第二电源走线60同层设置，多条第二电源走线沿平行于第一电源走线的延伸方向的方向排列，且第二电源走线和第一镂空部一一交替排列。第 一电源走线的延伸方向是指平行或者大致平行于靠近所述第一电源走线一侧的显示区的边缘。
在一种示例性实施例中提供的第一电源走线中包括第二电源走线，可以减少第一电源走线的反光面积，削弱电源走线的反光程度，进而提升了显示效果。
在一种示例性实施例中，第二电源走线60包括：多个走线610，多个走线610沿第二电源走线60的延伸方向设置；第i个走线的第一端与第i-1个走线的第二端连接，第i个走线的第二端与第i+1个走线的第一端连接；第奇数个走线的延伸方向相同，第偶数个走线的延伸方向相同，相邻两个走线之间的夹角A2大于0度，且小于等于180度。
第二电源走线的宽度w2与相邻两个第二电源走线之间的距离l2等于位于显示区域的像素的尺寸的整数倍。
在一种示例性实施例中，第二电源走线为折线形，位于第二电源走线之间的第一镂空部沿垂直与基底的横截面的形状为不规则形状，第二电源走线的弯折部分反射的光线是发散的，就不容易被观看者观察到，削弱了显示面板的反光程度，可以提高显示效果。
在一种示例性实施例中，显示面板还包括：位于非显示区域，且与薄膜晶体管的栅电极同层设置的信号走线，信号走线在基底上的正投影与第一电源走线在基底上的正投影存在重叠区域，层间绝缘层位于信号走线和第一电源走线之间，其中，信号走线的延伸方向与第一电源走线的延伸方向相互垂直或者交叉。
在一种示例性实施例中，第一镂空部V1沿垂直于基底10的横截面的形状可以包括：矩形，或者，第一镂空部V1沿垂直于基底10的横截面的形状可以为圆形、椭圆形或菱形等其他形状。
如图3所示，在一种示例性实施例中，当第一镂空部V1的数量为多个时，多个第一镂空部V1呈行列设置，位于同一行的第一镂空部平行设置，相邻两行的第一镂空部的长边之间的夹角A1大于0度，且小于等于180度。
在一种示例性实施例中，显示面板还包括：设置在基底上的多个像素， 像素位于显示区域；对于位于同一行的第一镂空部，每个第一镂空部的宽度w1与相邻两个第一镂空部之间的距离l1之和等于像素的尺寸的整数倍。
图6A为一种示例性实施例提供的显示面板的俯视图，图6B为图6A对应的显示面板沿A-A方向的剖视图。如图6A和6B所示，在一种示例性实施例中，显示面板还包括：位于非显示区域P2的吸光层70，绝缘层36位于吸光层70和第一电源走线20之间。
第一电源走线20与薄膜晶体管的源漏电极33同层设置；吸光层70与像素界定层40同层设置，且用于吸收经第一电源走线20反射的光线。
在一种示例性实施例中，吸光层70的厚度可以为1.5微米到3微米，制作材料可以为感光树脂、感光树脂包括：光刻胶、聚酰亚胺或者聚四氟乙烯。
在一种示例性实施例中提供的显示面板包括吸光层，可以更大程度上的削弱第一电源走线的反光程度，以确保显示面板的显示效果。其中，设置有吸光层和第一镂空部的显示面板的反光程度高于仅设置第一镂空部的显示面板的反光程度。
在一种示例性实施例中，吸光层包括：多个吸光结构；吸光结构与第一镂空部一一对应。
在一种示例性实施例中，吸光结构的横截面形状可以为对应的第一镂空部的横截面形状相同，或者可以不同，吸光结构的横截面形状可以为矩形，或者可以为圆形、椭圆形或菱形。
在一种示例性实施例中，如图6A和6B所示，吸光结构71在基底10上的正投影与对应的第一镂空部V1在基底10上的正投影重合。图6A和图6B是以吸光结构的截面形状与对应的第一镂空部的截面形状相同为例。
图7A为一种示例性实施例提供的显示面板的俯视图，图7B为图7A对应的显示面板沿AA方向的剖视图。如图7A和7B所示，在一种示例性实施例中，吸光结构71在基底10上的正投影与对应的第一镂空部V1在基底10上的正投影存在重叠区域。
在一种示例性实施例中，第一镂空部的长边的长度小于对应的吸光结构沿第一镂空部的长边的延伸方向的长度，第一镂空部的短边的长度大于对应 的吸光结构沿第一镂空部的短边的延伸方向的长度。
图8A为一种示例性实施例提供的显示面板的俯视图，图8B为图8A对应的显示面板沿A-A方向的剖视图，图8C为图8A对应的显示面板沿B-B方向的剖视图。如图8A到8C所示，在一种示例性实施例中，吸光结构71在基底上的正投影覆盖对应的第一镂空部在基底上的正投影。
吸光结构71包括：一体成型的第一吸光部711和第二吸光部712，第一吸光部711位于第二吸光部712靠近第一电源走线20的一侧。第一吸光部711在基底上的正投影与对应的第一镂空部在基底上的正投影重合，第二吸光部712在基底上的正投影与对应的第一镂空部在基底上的正投影存在重叠区域。
在一种示例性实施例中，第一镂空部的长边的长度小于对应的吸光结构第二吸光部沿第一镂空部的长边的延伸方向的长度，第一镂空部的短边的长度大于对应的吸光结构的第二吸光部沿第一镂空部的短边的延伸方向的长度。
图9A为一种示例性实施例提供的显示面板的俯视图，图9B为图9A对应的显示面板沿AA方向的剖视图。在一种示例性实施例中，吸光层70包括：多个第二镂空部V2；第二镂空部V2与第一镂空部V1一一对应。
在一种示例性实施例中，第二镂空部V2在基底上的正投影与对应的第一镂空部V1在基底上的正投影重合。
在一种示例性实施例中，第二镂空部V2在基底上的正投影与对应的第一镂空部V1在基底上的正投影存在重叠区域。
在一种示例性实施例中，第一镂空部的长边的长度大于对应的第二镂空部沿第一镂空部的长边的延伸方向的长度，第一镂空部的短边的长度小于对应的第二镂空部沿第一镂空部的短边的延伸方向的长度。图9A和图9B是以第二镂空部在基底上的正投影与对应的第一镂空部在基底上的正投影存在重叠区域为例进行说明的。
本公开实施例还提供一种显示装置，包括：显示面板。
显示面板为前述实施例提供的显示面板，实现原理和实现效果类似，在此不再赘述。
在一种示例性实施例中，显示装置可以为：手机、平板电脑、电视机、显示器、笔记本电脑、数码相框或导航仪，具有显示功能的产品或部件。对于该显示装置的其它必不可少的组成部分均为本领域的普通技术人员应该理解具有的，在此不做赘述，也不应作为对本发明的限制。
图10为本公开实施例提供的显示面板的制作方法的流程图。如图10所示，本公开实施例还提供一种显示面板的制作方法，用于制作显示面板，显示面板被划分为显示区域和围绕显示区域的非显示区域，非显示区域设置有扇出区。本公开实施例提供的显示面板的制作方法包括以下步骤：
步骤S1、提供一基底。
在一种示例性实施例中，基底可以为柔性基底，其中，柔性基底可以为但不限于聚对苯二甲酸乙二醇酯、对苯二甲酸乙二醇酯、聚醚醚酮、聚苯乙烯、聚碳酸酯、聚芳基酸酯、聚芳酯、聚酰亚胺、聚氯乙烯、聚乙烯、纺织纤维中的一种或多种。
步骤S2、在基底上形成位于非显示区域内的第一电源走线。
第一电源走线在基底的正投影至少部分位于扇出区内，第一电源走线沿垂直于基底的方向设置有多个第一镂空部。
显示面板为前述实施例提供的显示面板，实现原理和实现效果类似，在此不再赘述。
在一种示例性实施例中，步骤S2包括：在基底上形成位于非显示区域内的包括由第一电源走线延伸出的多条第二电源走线的第一电源走线。
在一种示例性实施例中，步骤S2包括：采用同一制程在基底上形成位于显示区域的薄膜晶体管的源漏电极和位于非显示区域内的第一电源走线。
在一种示例性实施例中，在步骤S2之后，显示面板的制作方法还包括：采用同一制程在第一电源走线远离基底的一侧形成位于显示区域的像素界定层和位于非显示区域内的吸光层。
下面结合图11A到图11B，根据显示面板的制作过程说明一种示例性实施例提供的技术方案。
步骤100、提供一基底10，在基底10上依次形成薄膜晶体管的有源层 31、栅绝缘层34、栅电极32和层间绝缘层35，如图11A所示。
步骤200、在层间绝缘层35上形成位于显示区域P1的薄膜晶体管的源漏电极33、位于非显示区域P2内的第一电源走线20，具体如图11B所示。
步骤300、在源漏电极33上形成绝缘层36，在绝缘层36上形成位于显示区域的像素界定层40和位于非显示区域内的吸光层70，具体如图6B、图7B、图8B、图8C或9B所示。
本公开实施例附图只涉及本公开实施例涉及到的结构，其他结构可参考通常设计。
综上，本公开提供的一种显示面板和显示装置，其中，显示面板被划分为显示区域和围绕显示区域的非显示区域，非显示区域设置有扇出区，显示面板包括：基底以及设置在基底上的第一电源走线；第一电源走线位于非显示区域内，且第一电源走线在基底的正投影至少部分位于扇出区内，第一电源走线沿垂直于基底的方向设置有多个第一镂空部。本公开通过位于非显示区域内的第一电源走线设置第一镂空部，减少了电源走线的反光面积，可以削弱电源走线的反光程度，进而提升了显示效果。
为了清晰起见，在用于描述本公开的实施例的附图中，层或微结构的厚度和尺寸被放大。可以理解，当诸如层、膜、区域或基板之类的元件被称作位于另一元件“上”或“下”时，该元件可以“直接”位于另一元件“上”或“下”，或者可以存在中间元件。
虽然本公开所揭露的实施方式如上，但所述的内容仅为便于理解本公开而采用的实施方式，并非用以限定本公开。任何本公开所属领域内的技术人员，在不脱离本公开所揭露的精神和范围的前提下，可以在实施的形式及细节上进行任何的修改与变化，但本公开的专利保护范围，仍须以所附的权利要求书所界定的范围为准。

Claims (14)

  1. 一种显示面板，所述显示面板包括显示区域和围绕所述显示区域的非显示区域，所述非显示区域设置有扇出区，所述显示面板包括：基底以及设置在所述基底上的第一电源走线；
    所述第一电源走线位于所述非显示区域内，且所述第一电源走线在所述基底的正投影至少部分位于所述扇出区内，所述第一电源走线沿垂直于所述基底的方向设置有多个第一镂空部。
  2. 根据权利要求1所述的显示面板，其中，所述第一电源走线还包括由所述第一电源走线延伸出的多条第二电源走线，所述多条第二电源走线中的至少两条之间具有至少一个所述第一镂空部，所述多条第二电源走线的两端与所述第一电源走线连接。
  3. 根据权利要求2所述的显示面板，其中，所述多条第二电源走线沿平行于所述第一电源走线的延伸方向的方向排列，且所述多条第二电源走线和所述多个第一镂空部一一交替排列。
  4. 根据权利要求1或2所述的显示面板，其中，所述多个第一镂空部中的一个或多个沿垂直于所述基底的横截面的形状包括：矩形。
  5. 根据权利要求4所述的显示面板，其中，当所述第一镂空部的数量为多个时，所述多个第一镂空部呈行列设置；
    位于同一行的第一镂空部平行设置，相邻两行的第一镂空部的长边之间的夹角大于0度，且小于等于180度。
  6. 根据权利要求5所述的显示面板，还包括：设置在所述基底上的多个像素，所述多个像素位于所述显示区域；
    对于位于同一行的第一镂空部，每个第一镂空部的宽度与相邻两个第一镂空部之间的距离之和等于相应的像素的尺寸的整数倍。
  7. 根据权利要求6所述的显示面板，还包括：绝缘层、位于所述非显示区域的吸光层以及位于所述显示区域的薄膜晶体管和像素界定层；
    其中，所述绝缘层位于所述吸光层和所述第一电源走线之间，所述第一 电源走线与所述薄膜晶体管的源漏电极同层设置；
    所述吸光层与所述像素界定层同层设置，用于吸收经所述第一电源走线反射的光线。
  8. 根据权利要求7所述的显示面板，其中，所述吸光层包括：多个吸光结构；
    所述多个吸光结构与所述多个第一镂空部一一对应。
  9. 根据权利要求8所述的显示面板，其中，所述多个吸光结构在所述基底上的正投影与对应的第一镂空部在所述基底上的正投影重合；
    或者，所述多个吸光结构在所述基底上的正投影与对应的第一镂空部在所述基底上的正投影存在重叠区域。
  10. 根据权利要求8所述的显示面板，其中，所述多个吸光结构在所述基底上的正投影覆盖对应的第一镂空部在所述基底上的正投影；
    所述多个吸光结构中的一个或多个包括：一体成型的第一吸光部和第二吸光部，所述第一吸光部位于所述第二吸光部靠近第一电源走线的一侧；
    所述第一吸光部在所述基底上的正投影与对应的第一镂空部在所述基底上的正投影重合，所述第二吸光部在所述基底上的正投影与对应的第一镂空部在所述基底上的正投影存在重叠区域。
  11. 根据权利要求7所述的显示面板，其中，所述吸光层包括：多个第二镂空部；
    所述多个第二镂空部与所述多个第一镂空部一一对应。
  12. 根据权利要求11所述的显示面板，其中，
    所述多个第二镂空部在所述基底上的正投影与对应的第一镂空部在所述基底上的正投影重合；
    或者，所述多个第二镂空部在所述基底上的正投影与对应的第一镂空部在所述基底上的正投影存在重叠区域。
  13. 根据权利要求2所述的显示面板，其中，所述多条第二电源走线中的一个或多个包括：多个走线，所述多个走线沿所述第二电源走线的延伸方 向设置；第i个走线的第一端与第i-1个走线的第二端连接，第i个走线的第二端与第i+1个走线的第一端连接；
    第奇数个走线的延伸方向相同，第偶数个走线的延伸方向相同，相邻两个走线之间的夹角大于0度，且小于等于180度；
    每个第二电源走线的宽度与相邻两个第二电源走线之间的距离等于位于显示区域的相应像素的尺寸的整数倍。
  14. 一种显示装置，包括：如权利要求1～13中任一项所述的显示面板。
PCT/CN2021/073337 2020-01-23 2021-01-22 显示面板和显示装置 WO2021148005A1 (zh)

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