CN112703602A

CN112703602A - Display panel

Info

Publication number: CN112703602A
Application number: CN201880096033.7A
Authority: CN
Inventors: 王朝纲; 陈松亚
Original assignee: Shenzhen Royole Technologies Co Ltd
Current assignee: Shenzhen Royole Technologies Co Ltd
Priority date: 2018-11-09
Filing date: 2018-11-09
Publication date: 2021-04-23
Also published as: WO2020093372A1

Abstract

The utility model provides a display panel (10), display panel (10) includes display module assembly (20), every display module assembly (20) include a plurality of display element (100) of concatenation each other, every display element (100) include display area (110) and set up in peripheral non-display area (120) of display area (110), at least partial non-display area (120) of two adjacent display element (100) overlap so that two adjacent display element (100) splice. The display panel (10) overlaps the non-display areas (120) of two adjacent display units (100) to reduce the area of the non-display areas (120) and improve the occupation ratio of the display areas (110) in the display panel (10).

Description

Display panel

Technical Field

The invention belongs to the technical field of display, and particularly relates to a display panel.

Background

With the development of science and technology, various display devices are widely applied to life and work of people, such as televisions, computers, mobile phones, PADs, airplanes, vehicles, navigation, railway transportation, robots and the like. When needing large screen display, at present be with a plurality of little display screen concatenation equipment into the large screen, direct concatenation equipment can make and have black frame between the little display screen, and this black frame can influence large screen display effect.

Disclosure of Invention

In view of the above, the present invention provides a display panel capable of reducing black frames and improving display effect. The specific technical scheme is as follows.

The utility model provides a display panel, display panel includes the display module assembly, the display module assembly includes a plurality of display element that splice each other, and each display element includes the display area and sets up and be in the peripheral non-display area of display area, adjacent two at least partial non-display area of display element overlaps so that adjacent two the display element concatenation.

Preferably, at least part of the non-display areas of two adjacent display units overlap to form a first overlapping portion, and the first overlapping portion is arranged in parallel with the display area.

Preferably, at least part of the non-display areas of two adjacent display units are overlapped to form a second overlapping part, and the second overlapping part is arranged away from one side of the display unit for displaying light.

Preferably, the other partial non-display areas of two adjacent display units are overlapped to form a second overlapping part, and the second overlapping part is arranged away from the side of the display unit for displaying light.

Preferably, the second overlapping portion is disposed to intersect the display area perpendicularly.

Preferably, the non-display area in each display unit includes a first non-display area and a second non-display area which are oppositely arranged, and the first non-display area of each display unit is overlapped with the second non-display area of the adjacent display unit.

Preferably, the width of the first non-display area is greater than the width of the second non-display area, and the first non-display area of each display unit and the second non-display area of the adjacent display unit are arranged in an overlapping manner after being bent from the respective display areas.

Preferably, the first non-display area is provided with a connector.

Preferably, the first non-display area of each display unit and the second non-display area of the adjacent display unit are bent in a direction opposite to the display direction of the display area.

Preferably, each display unit further includes a third non-display area and a fourth non-display area disposed oppositely, and the third non-display area and the fourth non-display area are located between the first non-display area and the second non-display area.

Preferably, the third non-display area and the fourth non-display area have the same width, and the third non-display area of each display unit and the fourth non-display area of the adjacent display unit are arranged to overlap along the extending direction of the respective display areas.

Preferably, the display unit comprises a flexible display screen.

Preferably, the display panel includes a first portion, a second portion and a third portion, the first portion and the second portion are disposed on two sides of the third portion, at least some of the non-display areas of two adjacent display units in the display module in the first portion and the second portion overlap to form the first overlapping portion, and at least some of the non-display areas of two adjacent display units in the display module in the third portion overlap to form the second overlapping portion.

Preferably, the display panel includes a fourth portion and a fifth portion, the fourth portion is disposed around the fifth portion, at least some of the non-display areas of two adjacent display units in the display module in the fourth portion overlap to form the first overlapping portion, and at least some of the non-display areas of two adjacent display units in the display module in the fifth portion overlap to form the second overlapping portion.

Preferably, the display module further comprises a circuit board, and the circuit board is arranged on one side of the display unit, which is far away from the display light emitting side.

Preferably, all the display units in the display module are electrically connected with the same circuit board.

Preferably, the display module further comprises a first support, and the plurality of display units spliced with each other are arranged on the first support.

Preferably, a notch is formed in the surface, away from the display unit, of the first support, and the circuit board is arranged in the notch.

Preferably, at least one first through hole is formed in a portion of the first support corresponding to the notch, and the plurality of display units in the display module are electrically connected with the circuit board in the notch through the first through hole.

Preferably, a groove is formed in the surface of the first support facing the display unit, at least part of the non-display areas of two adjacent display units are overlapped to form a second overlapping portion, the second overlapping portion is arranged away from the side of the display unit, which displays light, and the second overlapping portion is arranged in the groove.

Preferably, the number of the first brackets is multiple, the display panel further comprises a second bracket, and the first brackets in the display module are spliced and fixed on the second bracket to form the complete display panel.

Preferably, a plurality of the second brackets in the display panel are spliced to form a cylindrical third bracket.

The invention has the beneficial effects that: the display panel provided by the invention overlaps the non-display areas of two adjacent display units, so that the area of the non-display areas can be reduced, and the occupation ratio of the display areas in the display panel is improved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is a schematic structural diagram of a display panel according to a first embodiment of the present invention.

Fig. 2a is a schematic diagram illustrating a process of overlapping non-display areas in a display panel according to a first embodiment of the present invention.

Fig. 2b is a schematic structural diagram of a display panel after non-display areas are overlapped according to a first embodiment of the present invention.

Fig. 3a is a schematic diagram illustrating a process of overlapping non-display areas in a display panel according to a second embodiment of the present invention.

Fig. 3b is a schematic structural diagram of a display panel with overlapped non-display regions according to a second embodiment of the present invention.

Fig. 4 is a schematic structural diagram of a display panel according to a third embodiment of the present invention.

Fig. 5 is a schematic diagram illustrating a fourth embodiment of the present invention when non-display areas of display units in a display panel are not overlapped.

Fig. 6 is a schematic diagram illustrating a fourth embodiment of the present invention, in which a first non-display area 123 of a display unit 110 and a second non-display area 124 of an adjacent display unit 100 are overlapped to form a second overlapping portion 122.

Fig. 7 is a schematic diagram illustrating the fourth embodiment of the present invention after the third non-display area 125 of the display unit 110 and the fourth non-display area 126 of the adjacent display unit 100 are overlapped to form the first overlapping portion 121.

Fig. 8 is a schematic structural diagram of a display panel 10c after overlapping the non-display area 120 of the display unit 100 according to the fourth embodiment of the invention.

Fig. 9 is a schematic structural diagram of a display panel according to a fifth embodiment of the present invention.

Fig. 10 is a schematic structural diagram of a display panel according to a sixth embodiment of the present invention.

Fig. 11 is a schematic cross-sectional view of a display panel according to a third embodiment of the invention.

Fig. 12 is a schematic structural diagram of another display panel according to a third embodiment of the present invention.

Fig. 13 is a schematic structural diagram of a display panel according to a seventh embodiment of the invention.

Fig. 14 is a schematic structural diagram of a display device according to the present invention.

Fig. 15 is a flowchart of a method for manufacturing a display panel according to the present invention.

Fig. 16 is a sub-flowchart of step S200.

Fig. 17 is a sub-flowchart of step S300.

Detailed Description

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 only a part of the embodiments of the present invention, and not all of the embodiments. 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 terms "first," "second," and the like in the description and in the claims, and in the drawings, are used for distinguishing between different objects and not necessarily for describing a particular sequential order. Furthermore, the terms "include" and "have," as well as any variations thereof, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the invention. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

Referring to fig. 1, a display panel 10 according to a first embodiment of the present invention includes display modules 20, each display module 20 includes a plurality of display units 100 that are connected to each other, and each display unit 100 includes a display area 110 and a non-display area 120 disposed around the display area 110. At least a portion of the non-display areas 120 of two adjacent display units 100 overlap to enable the two adjacent display units 100 to be tiled. According to the display panel 10 provided by the invention, the non-display areas 120 of two adjacent display units 100 are overlapped, so that the area of the non-display areas 120 can be reduced, and the occupation ratio of the display area 110 in the display panel 10 is improved.

It is understood that the display unit 100 may be planar or curved. The display panel 10 may further adopt a portion of the plurality of display units 100 as a flat surface, and another portion of the plurality of display units 100 as a curved surface, so as to form the display panel 10 in a more diversified shape. It is also understood that the display panel 10 provided by the present invention can be assembled with other common display panels to form a larger display panel according to the requirements of the practical application scenario.

Referring to fig. 2a and 2b, in a further embodiment, at least a portion of the non-display areas 120 of two adjacent display units 100 are overlapped to form a first overlapping portion 121, and the first overlapping portion 121 is disposed parallel to the display area 110. It is understood that overlapping two adjacent non-display areas 120 means that the two non-display areas 120 are disposed in an overlapping manner, for example, the non-display area 120 of one display unit 100 is disposed above the non-display area 120 of the adjacent display unit 100. It is also understood that the overlapping coverage may refer to at least partial overlapping coverage of two non-display areas 120, preferably full overlapping coverage, so that the non-display areas 120 occupy the least area of the display panel 10.

It is understood that, in order to stabilize and secure two display units 100 overlapped on top of each other through the non-display area 120, the overlapped portions of the adjacent two non-display areas 120 are bonded by using an adhesive.

Referring to fig. 3a and fig. 3b, a display panel 10a is provided in a second embodiment of the present invention, in a display module 20 of the display panel 10a, at least a portion of non-display regions 120 of two adjacent display units 100 are overlapped to form a second overlapping portion 122, and the second overlapping portion 122 is disposed away from a side of the display units 100 emitting light for display. That is, after the non-display regions 120 of the two adjacent display units 100 are bent inward of the display panel 10, the non-display regions 120 of the two adjacent display units 100 bent inward are overlapped and joined to form the second overlapping portion 122. The inner side of the display panel 10 refers to a side of the display panel 10 facing away from the display light. It is understood that bending the non-display area 120 towards the inner side of the display panel 10 may refer to bending at least a part of the non-display area 120 towards the inner side of the display panel, and it is preferable to bend all the non-display area 120 of the display unit 100 towards the inner side of the display panel 10, so that the non-display area 120 occupies the least area of the display panel 10.

It is also understood that the second overlapping portion 122 of the two adjacent display units 100, which is folded and overlapped towards the inner side of the display panel 10, may be fixed by using an adhesive or screws to enhance the stability of the display panel 10 formed after the display units 100 are spliced.

Referring to fig. 3b again, in a further embodiment, the second overlapping portion 122 is disposed perpendicularly intersecting the display area 110. So that the second overlapping portion 122 is regularly formed on the side of the display unit 100 facing away from the display light emission.

Referring to fig. 4, a display panel 10b is provided in a third embodiment of the present invention, in a display module 20 of the display panel 10b, at least a portion of non-display regions 120 of two adjacent display units 100 are overlapped to form a first overlapping portion 121, and the first overlapping portion 121 is disposed parallel to the display region 110. The other parts of the non-display areas 120 of two adjacent display units 100 are overlapped to form a second overlapping part 122, and the second overlapping part 122 is arranged away from the side of the display unit 100 emitting light for display. That is, in the same display module 20, a part of the non-display regions 120 of two adjacent display units 100 may overlap to form the first overlapping portion 121, and another part of the non-display regions 120 may overlap to form the second overlapping portion 122, so as to improve the stability of the display module.

For example, in fig. 4, the non-display area 120a on the right side of the display unit 100a and the non-display area 120a on the left side of the display unit 100b overlap to form the second overlapping portion 122, and the non-display area 120b on the upper side of the display unit 100c and the non-display area 120b on the lower side of the display unit 100a, and the non-display area 120b on the upper side of the display unit 100d and the non-display area 120b on the lower side of the display unit 100b overlap to form the first overlapping portion 121. And in fig. 4 is tiled with flexible display units having a curvature.

It can be understood that the non-display area 120 of the display unit 100 at the position where the two display modules 20 are connected can be spliced by using a splicing method for forming the first overlapping portion 121 or a splicing method for forming the second overlapping portion 121 according to actual requirements.

Referring to fig. 5 to 8, a display panel 10c is provided in a fourth embodiment of the present invention, in the display panel 10c, a non-display area 120 of each display unit 100 includes a first non-display area 123 and a second non-display area 124 that are oppositely disposed, and the first non-display area 123 of each display unit 100 and the second non-display area 124 of an adjacent display unit 100 are disposed in an overlapping manner (see fig. 8). It is understood that the overlapping manner includes the manner of forming the first overlapping portion 121 and the manner of forming the second overlapping portion 122. The overlapping arrangement is performed in such a manner that the second overlapping portion 122 is formed in this embodiment. Fig. 5 is a state in which the non-display area 120 of the display unit 100 of the display panel 10c is provided before the non-overlapping setting, and fig. 8 is the display panel 10c after the non-display area 120 of the display unit 100 is overlapped setting. Fig. 6 is a schematic diagram of the display unit 100 in which the first non-display area 123 and the second non-display area 124 of the adjacent display unit 100 are disposed in an overlapping manner to form the second overlapping portion 122.

In a further embodiment, the width of the first non-display area 123 is greater than the width of the second non-display area 124, and the first non-display area 123 of each display unit 100 and the second non-display area 124 of the adjacent display unit 100 are overlapped after being bent from the respective display area 110. That is, the first non-display area 123 of each display unit 100 and the second non-display area 124 of the adjacent display unit 100 are overlapped and spliced in a manner of forming the second overlapping portion 122.

In a further embodiment, the first non-display area 123 is provided with a connector 140. Wherein the connector 140 is a device for collectively binding lines connecting each pixel in the display unit 100 to make the lines concentrated. Disposing the connector 140 on the first non-display area 123 may reduce the space occupied by the connector 140.

In a further embodiment, the first non-display area 123 of each display unit 100 and the second non-display area 124 of the adjacent display unit 100 are bent in a direction opposite to the display direction of the display area 110. That is, the first non-display area 123 of each display unit 100 and the second non-display area 124 of the adjacent display unit 100 are bent away from the side of the display area 110 displaying the light emission, so that the side displaying the light emission is smoother.

Referring to fig. 7 and 8, in a further embodiment, each display unit 100 further includes a third non-display area 125 and a fourth non-display area 126 disposed oppositely, and the third non-display area 125 and the fourth non-display area 126 are disposed between the first non-display area 123 and the second non-display area 124. When the display unit 100 is square, the third non-display area 125 and the fourth non-display area 126 intersect with the first non-display area 123 and the second non-display area 124, and the first non-display area 123, the second non-display area 124, the third non-display area 125 and the fourth non-display area 126 form the non-display area 120 of the display unit 100.

In a further embodiment, the third non-display area 125 and the fourth non-display area 126 have the same width, and the third non-display area 125 of each display unit 100 and the fourth non-display area 126 of the adjacent display unit 100 are disposed to overlap along the extending direction of the respective display area 110. That is, the third non-display area 125 of the display unit 100 and the fourth non-display area 126 of the adjacent display unit 100 are overlapped and spliced in such a manner that the first overlapping portion 121 is formed.

In a further embodiment, the display unit 100 comprises a flexible display screen.

Referring to fig. 9, a fifth embodiment of the invention provides a display panel 10d, where the display panel 10d includes a first portion 11, a second portion 12, and a third portion 13, the first portion 11 and the second portion 12 are disposed on two sides of the third portion 13, at least some of the non-display regions 120 of two adjacent display units 100 in the display module 20 in the first portion 11 and the second portion 12 are overlapped to form a first overlapping portion 121, and at least some of the non-display regions 120 of two adjacent display units 100 in the display module 20 in the third portion 13 are overlapped to form a second overlapping portion 122.

When the user views the display panel 10d, the user mainly focuses on the middle portion of the display panel 10d, and the first overlapping portion 121 is formed by overlapping, so that the method is simpler and lower in cost. Therefore, in this embodiment, the non-display areas 120 of the display units 100 in the first portion 11 and the second portion 12 on both sides are spliced by the splicing method forming the first overlapping portion 121, and the non-display areas 120 of the display units 100 in the third portion 13 in the middle are spliced by the splicing method forming the second overlapping portion 122, so that the middle portion of the formed display panel 10d displays the light-emitting effect to meet the viewing requirement of the user, and the two side portions are spliced by the splicing method forming the first overlapping portion 121, so that the cost is reduced, and the viewing experience of the user is not affected because the two sides are not the focus areas of the user in general. In some embodiments, the first portion 11 and the second portion 12 on both sides have the same area and are both smaller than the area of the third portion 13 in the middle.

Obviously, the non-display area 120 of the display unit 100 at the joint position of the first portion 11, the second portion 12 and the third portion 13 can be spliced by using a splicing method for forming the first overlapping portion 121 or a splicing method for forming the second overlapping portion 121 according to actual requirements.

Referring to fig. 10, a display panel 10e is provided in a sixth embodiment of the present invention, the display panel 10e includes a fourth portion 14 and a fifth portion 15, the fourth portion 14 is disposed around the fifth portion 15, wherein at least some of the non-display regions 120 of two adjacent display units 100 in the display module 20 in the fourth portion 14 overlap to form a first overlapping portion 121, and at least some of the non-display regions 120 of two adjacent display units 100 in the display module 20 in the fifth portion 15 overlap to form a second overlapping portion 122. That is, the display panel 10e is distributed in the peripheral region in the manner of the first overlapping portion 121, and is distributed in the intermediate region in the manner of the second overlapping portion 122. Also, in this embodiment, the non-display regions 120 between the display units 100 in the fifth portion 15 are less than the non-display regions 120 between the display units 100 in the fourth portion 14, so as to meet the viewing requirement of the user, and the partial display units 100 that are tiled by forming the first overlapping portion 121 are distributed in the fourth portion 14, so as to reduce the cost and not affect the viewing experience of the user. Wherein the fourth portion 14 may have a size substantially smaller than the fifth portion 15.

Referring to fig. 11, in a display panel 10b according to a third embodiment of the present invention, a circuit board 150 is further included in the display module 20, and the circuit board 150 is disposed on a side of the display unit 100 away from the display light. The circuit board 150 is used for driving the display unit 100 in the display module 20 to emit light. It is understood that a driving chip is provided in the circuit board 150 to drive the display unit 100 to emit light. It is understood that the structural arrangement of the circuit board 150 in this embodiment is equally applicable to any of the embodiments described above.

In a further embodiment, all the display units 100 in each display module 20 are electrically connected to the same circuit board 150. That is, all the display units 100 in the same display module 20 share one circuit board 150.

Referring to fig. 4 and fig. 11 again, in a further embodiment, the display unit 100 includes a display portion 130 and a connector 140, the display portion 130 is disposed in the display area 110, the connector 140 is disposed on a side of the display portion 130 facing away from the display light, and the connector 140 is electrically connected to the display portion 130. Wherein the circuit board 150 is connected to the plurality of connectors 140 and is electrically connected to the display portions 130 of all the display units 100 through the plurality of connectors 140. That is, each display unit 100 in the display module 20 is electrically connected to the circuit board 150 through the connector 140. The connector 140 is a device for collectively binding lines connecting each pixel in the display unit 100 to make the lines concentrated and simplify the lines in the display unit 100. Compared with the method of binding the lines in the display unit 100 at the side of the display unit 100, the method of arranging the connector 140 at the side of the display portion 130 away from the display light can reduce the area of the non-display area 120 and increase the occupation ratio of the display area 110. When the display unit 100 is a flexible display unit, the connector 140 is a flexible connector.

In a further embodiment, the display portion 130 includes a plurality of light emitting elements 131 and a substrate 132, the light emitting elements 131 being disposed on the substrate 132, and the connector 140 being disposed on a side of the substrate 132 away from the light emitting elements 131. The substrate 132 is provided with a second through hole 133 penetrating through the substrate 132, and the light emitting element 131 is connected to the connector 140 through the second through hole 133. The light emitting element 131 is connected with the connector 140 through the second through hole 133, so that the connection circuit is simplified.

In a further embodiment, the display module 20 further includes a first frame 200, and the plurality of display units 100 are disposed on the first frame 200. The manner of disposing the display unit 100 on the first support 200 includes using adhesive bonding, screw fixing, or welding.

In a further embodiment, in each display module 20, a notch 220 is formed on a surface of the first bracket 200 facing away from the display unit 100, and the circuit board 150 is disposed in the notch 220. In this embodiment, the first bracket 200 may be used not only to support the display unit 100 fixed thereon, but also to drive the display module 20 to emit light by the circuit board 150 mounted in the first bracket 200. That is, the display module 20 itself in this embodiment can be used as an independent light emitting device, or a plurality of display modules 20 can be spliced to form the display panel 10 with a larger area and more shapes.

In a further embodiment, at least one first through hole 221 is formed on a portion of the first support 200 corresponding to the notch 220, and the plurality of display units 100 in the display module 20 are electrically connected to the circuit board 150 in the notch 220 through the first through hole 221. The plurality of display units 100 in the display module 20 are connected to the circuit board 150 through the first through holes 221, so that the connection lines can be simplified.

In a further embodiment, the connectors 140 of the plurality of display units 100 in the display module 20 are connected to the circuit board 150 in the slot 220 through the first through hole 221.

In a further embodiment, the surface of the first bracket 200 facing the display units 100 is provided with a groove 210, at least a part of the non-display areas 120 of two adjacent display units 100 are overlapped to form a second overlapping portion 122, the second overlapping portion 122 is disposed away from the side of the display units 100 displaying the light, and the second overlapping portion 122 is disposed in the groove 210. By disposing the second overlapping portion 122 in the groove 210, the display unit 100 and the first bracket 200 are attached more closely, so that the increase of the thickness of the display panel 10 due to the existence of the second overlapping portion 122 can be avoided.

It is understood that the connector 140 may be disposed on one non-display area 120 of each display unit 100, when adjacent display units 100 are spliced, the two non-display areas 120 overlap each other to form the second overlapping portion 122, and the connector 140 located in the non-display area 120 is located on the second overlapping portion 122 to reduce the space occupied by the connector 140, as shown in fig. 6 and 8 in the fourth embodiment.

Referring to fig. 12, in a further embodiment, the number of the first brackets 200 is multiple, the display panel 10b further includes a second bracket 300, and the first brackets 200 in the display module 20 are spliced and fixed on the second bracket 300 to form the complete display panel 10. In this embodiment, the display panel 10 having more diversified shapes can be formed by splicing and fixing a plurality of first brackets 200 to the second bracket 300. For example, the display panel 10 may be formed to have a curved surface curvature, or the display panel 10 may be formed to have a cylindrical surface shape. The curved display panel 10 is shown in fig. 12.

In a further embodiment, where second stent 300 is curved, first stent 200 has a radius of curvature that matches that of second stent 300. So that the first bracket 200 can be better fitted on the second bracket 300.

In a further embodiment, the arc of curvature of the second bracket 300 is equal to or less than 180 °. The curved arrangement facilitates the fabrication of the second bracket 300.

In a further embodiment, the display panel 10 further comprises a transparent cover 500, and the transparent cover 500 is disposed on a side of the display unit 100 away from the first bracket 200. The transparent cover 500 serves to protect the display unit 100.

Referring to fig. 13, a display panel 10f according to a seventh embodiment of the invention is provided, in which a plurality of second brackets 300 of the display panel 10f are spliced to form a cylindrical third bracket 400. For example, when the curvature of the second bracket 300 is 90 °, 4 second brackets 300 are sequentially spliced to obtain a cylindrical third bracket 400. The display panel 10e formed by the cylindrical third support 400 is cylindrical, that is, the display panel 10f can display 360 ° to achieve the effect of all-directional display and illumination.

Referring to fig. 14, the present invention further provides a display device 20, wherein the display device 20 includes the display panel 10 according to any one of the embodiments. The display device 20 may be a television, a robot, an aeronautical instrument, a smart Phone (such as an Android Phone, an iOS Phone, a Windows Phone, etc.), a tablet computer, a flexible palm computer, a flexible notebook computer, a Mobile Internet device (MID, Mobile Internet Devices), or a wearable device, or may be an Organic Light-Emitting Diode (OLED) display device, an Active Matrix Organic Light Emitting Diode (AMOLED) display device.

It is understood that the display panel 10 provided in the above embodiments of the present invention may be included in some display devices 20, and may further include other display panels, so as to meet the requirements of the display devices 20 for different light-emitting display effects. For example, when the display device 20 is a robot, the display panel 10 of the present invention may be mounted on the face of the robot so that the face displays a good light emitting effect, and other display panels may be used for portions of the chest or the back that do not have a high requirement for the light emitting effect.

Referring to fig. 15 and fig. 1, the present invention further provides a method for manufacturing a display panel 10, which includes steps S100, S200 and S300. The detailed procedure is as follows.

In step S100, a plurality of display units 100 are provided, each display unit 100 includes a display area 110 and a non-display area 120 disposed around the display area 110.

Step S200, overlapping at least a part of the non-display areas 120 of two adjacent display units 100 in the plurality of display units 100 to splice the two adjacent display units 100 to form the display module 20.

In step S300, a plurality of display modules 20 are assembled to form the display panel 10.

According to the manufacturing method of the display panel 10 provided by the invention, the non-display areas 120 of the two adjacent display units 100 are overlapped, so that the area of the non-display areas 120 can be reduced, and the occupation ratio of the display area 110 in the display panel 10 is improved. And the formed display module 20 is used for independently displaying and emitting light, which is beneficial to splicing the display panel 10 with various shapes and display effects.

In a further embodiment, the "overlapping at least a portion of the non-display area 120 of two adjacent display units 100 of the plurality of display units 100 to splice the two adjacent display units 100" includes at least one of the following three ways.

Referring to fig. 2a and 2b again, in a first method, at least a portion of the non-display area 120 of two adjacent display units 100 of the plurality of display units 100 is overlapped to form a first overlapping portion 121, and the first overlapping portion 121 is disposed parallel to the display area 110. It is understood that overlapping two adjacent non-display areas 120 means that the two non-display areas 120 are disposed in an overlapping manner, for example, the non-display area 120 of one display unit 100 is disposed above the non-display area 120 of the adjacent display unit 100. It is also understood that the overlapping coverage may refer to at least partial overlapping coverage, preferably full overlapping coverage, of the two non-display areas 120, such that the non-display areas 120 occupy the minimum area of the display panel 10.

Referring to fig. 3a and 3b again, in a second manner, at least a portion of the non-display areas 120 of two adjacent display units 100 in the plurality of display units 100 are overlapped to form a second overlapping portion 122, and the second overlapping portion 122 intersects with the display area 110 and is disposed away from a side of the display unit 110 where light is emitted and displayed. That is, after the non-display regions 120 of the two adjacent display units 100 are bent inward of the display panel 10, the non-display regions 120 of the two adjacent display units 100 bent inward are overlapped and joined to form the second overlapping portion 122. The inner side of the display panel 10 refers to a side of the display panel 10 facing away from the display light. It is understood that bending the non-display area 120 towards the inner side of the display panel 10 may refer to bending at least a part of the non-display area 120 towards the inner side of the display panel, and it is preferable to bend all the non-display area 120 of the display unit 100 towards the inner side of the display panel 10, so that the non-display area 120 occupies the least area of the display panel 10.

It is also understood that the second overlapping portion 122 of the two adjacent display units 100, which is folded and overlapped into the display panel 10, may be fixed by an adhesive or screws to enhance the stability of the display panel 10 formed by splicing the display units 100.

In a further embodiment, the second overlapping portion 122 is disposed perpendicularly across the display area 110. So that the second overlapping portion 122 is regularly formed on the side of the display unit 100 facing away from the display light emission.

Referring to fig. 4, in a third method, at least a portion of the non-display areas 120 of two adjacent display units 100 of the plurality of display units 100 are overlapped to form a first overlapping portion 121, and the first overlapping portion 121 is disposed parallel to the display area 110. At least part of the non-display areas 120 of two adjacent display units 100 in another part of the plurality of display units 100 are overlapped to form a second overlapping part 122, and the second overlapping part 122 is intersected with the display area 110 and is arranged away from one side of the display units 100, which emits light for display. That is, the non-display regions 120 of some display units 100 may overlap to form the first overlapping portion 121, and the non-display regions 120 of other display units 100 may overlap to form the second overlapping portion 122. For example, in fig. 4, the non-display area 120a on the right side of the display unit 100a and the non-display area 120a on the left side of the display unit 100b overlap to form the second overlapping portion 122, and the non-display area 120b on the upper side of the display unit 100c and the non-display area 120b on the lower side of the display unit 100a, and the non-display area 120b on the upper side of the display unit 100d and the non-display area 120b on the lower side of the display unit 100b overlap to form the first overlapping portion 121.

Referring to fig. 16 and 12, in a further embodiment, the step of overlapping the partial non-display areas 120 of two adjacent display units 100 of the plurality of display units 100 to splice the two adjacent display units 100 to form the display module 20 includes steps S210 and S220. The detailed procedure is as follows.

In step S210, the partial non-display areas 120 of two adjacent display units 100 in the plurality of display units 100 are overlapped to splice the two adjacent display units 100.

In step S220, a plurality of display units 100 are arranged on the first support 200 to form the display module 20.

The "splicing the display modules 20 to form the display panel 10" includes: the first brackets 200 of the plurality of display modules 20 are spliced and fixed on the second brackets 300 to form the display panel 10.

The first bracket 200 is spliced on the second bracket 300, so that the display panel 10 with diversified shapes can be formed, and the display panel 10 can be spliced into a specific shape according to the actual application scene of the display panel 10.

For example, in fig. 12, two display units 100 are fixed on a first bracket 200 to form a display module 20, and then the two first brackets 200 are spliced and fixed on a second bracket 300 to form a display panel 10 b.

It is understood that, in other embodiments, the number of the display units 100 in one display module 20 is not limited to two, and the number of the first brackets 200 on the second bracket 300 is not limited to two.

Referring to fig. 11 again, in a further embodiment, a notch 220 is formed on a surface of the first bracket 200 of each display module 20 away from the display unit 100, a circuit board 150 is disposed in the notch 220, and the plurality of display units 100 of each display module 20 are connected to the circuit board 150. In a further embodiment, a connector 140 is disposed on a side of each display unit 100 facing away from the display light, and the connectors 140 in the plurality of display units 100 in each display module 20 are connected to the circuit board 150.

Referring to fig. 17 and 13, in a further embodiment, when the second bracket 300 is a curved surface, the first bracket 200 has a radius of curvature matched with that of the second bracket 300, and the step of splicing and fixing the first brackets 200 of the plurality of display modules 20 on the second bracket 300 to form the display panel 10 includes steps S310 and S320. The detailed procedure is as follows.

Step S310, the first brackets 200 of the plurality of display modules 20 are spliced and fixed on the second bracket 300.

In step S320, the plurality of second chassis 300 are joined to form the cylindrical third chassis 400, thereby forming the cylindrical display panel. For example, when the curvature of the second bracket 300 is 90 °, 4 second brackets 300 are sequentially spliced to obtain a cylindrical third bracket 400. The display panel 10 formed by the cylindrical third support 400 is cylindrical, that is, the display panel 10 can display 360 °, so as to achieve the effect of all-directional display and illumination.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

The display panel is characterized by comprising a display module, wherein the display module comprises a plurality of display units which are mutually spliced, each display unit comprises a display area and a non-display area arranged on the periphery of the display area, and at least partial non-display areas of two adjacent display units are overlapped to splice the two adjacent display units.
The display panel according to claim 1, wherein at least a part of the non-display regions of two adjacent display units overlap to form a first overlapping portion, and the first overlapping portion is disposed in parallel with the display region.
The display panel according to claim 1, wherein at least a part of the non-display regions of two adjacent display units overlap to form a second overlapping portion, and the second overlapping portion is disposed away from a side of the display units emitting light for display.
The display panel according to claim 2, wherein another part of the non-display area of two adjacent display units overlaps to form a second overlapping portion, and the second overlapping portion is arranged away from a side of the display unit emitting light for display.
The display panel according to claim 3 or 4, wherein the second overlapping portion is disposed to perpendicularly intersect the display region.
The display panel of claim 1, wherein the non-display area in each display unit comprises a first non-display area and a second non-display area which are oppositely arranged, and the first non-display area of each display unit is overlapped with the second non-display area of the adjacent display unit.
The display panel according to claim 6, wherein the width of the first non-display area is greater than the width of the second non-display area, and the first non-display area of each display unit and the second non-display area of the adjacent display unit are overlapped after being bent from the respective display areas.
The display panel according to claim 7, wherein the first non-display region is provided with a connector.
The display panel according to claim 7, wherein the first non-display region of each display unit and the second non-display region of the adjacent display unit are bent in a direction opposite to a display direction of the display region.
The display panel of claim 7, wherein each display unit further comprises a third non-display area and a fourth non-display area arranged oppositely, and the third non-display area and the fourth non-display area are located between the first non-display area and the second non-display area.
The display panel according to claim 10, wherein the third non-display area and the fourth non-display area have the same width, and the third non-display area of each display unit and the fourth non-display area of the adjacent display unit are disposed to overlap in an extending direction of the respective display areas.
The display panel of claim 1, wherein the display unit comprises a flexible display screen.
The display panel according to claim 4, wherein the display panel includes a first portion, a second portion, and a third portion, the first portion and the second portion are disposed on two sides of the third portion, at least some of the non-display regions of two adjacent display units in the display modules in the first portion and the second portion overlap to form the first overlapping portion, and at least some of the non-display regions of two adjacent display units in the display modules in the third portion overlap to form the second overlapping portion.
The display panel according to claim 4, wherein the display panel comprises a fourth portion and a fifth portion, the fourth portion is disposed around the fifth portion, wherein at least some of the non-display areas of two adjacent display units in the display module group in the fourth portion overlap to form the first overlapping portion, and wherein at least some of the non-display areas of two adjacent display units in the display module group in the fifth portion overlap to form the second overlapping portion.
The display panel of claim 1, wherein the display module further comprises a circuit board disposed on a side of the display unit facing away from the display light.
The display panel of claim 15, wherein all display units in the display module are electrically connected to the same circuit board.
The display panel of claim 16, wherein the display module further comprises a first bracket, and a plurality of the display units spliced with each other are disposed on the first bracket.
The display panel of claim 17, wherein a surface of the first bracket facing away from the display unit defines a notch, the circuit board being disposed in the notch.
The display panel according to claim 18, wherein at least one first through hole is formed in a portion of the first support corresponding to the notch, and a plurality of display units in the display module are electrically connected to the circuit board in the notch through the first through hole.
The display panel according to claim 17, wherein a surface of the first bracket facing the display unit is provided with a groove, at least a part of the non-display areas of two adjacent display units are overlapped to form a second overlapping portion, the second overlapping portion is arranged away from a side of the display units displaying the light, and the second overlapping portion is arranged in the groove.
The display panel of claim 17, wherein the number of the first brackets is plural, the display panel further comprises a second bracket, and the first brackets in the display module are spliced and fixed on the second bracket to form the complete display panel.
The display panel of claim 21, wherein a plurality of the second brackets in the display panel are spliced to form a cylindrical third bracket.