CN113745211A - Display module and display device - Google Patents
Display module and display device Download PDFInfo
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- CN113745211A CN113745211A CN202111010620.XA CN202111010620A CN113745211A CN 113745211 A CN113745211 A CN 113745211A CN 202111010620 A CN202111010620 A CN 202111010620A CN 113745211 A CN113745211 A CN 113745211A
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- 239000000758 substrate Substances 0.000 claims abstract description 113
- 239000011521 glass Substances 0.000 claims abstract description 101
- 230000000149 penetrating effect Effects 0.000 claims abstract description 3
- 239000010410 layer Substances 0.000 claims description 59
- 239000012790 adhesive layer Substances 0.000 claims description 8
- 239000003292 glue Substances 0.000 description 10
- 238000010586 diagram Methods 0.000 description 9
- 239000010408 film Substances 0.000 description 7
- 230000009286 beneficial effect Effects 0.000 description 5
- 239000010409 thin film Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L25/00—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof
- H01L25/16—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof the devices being of types provided for in two or more different main groups of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. forming hybrid circuits
- H01L25/167—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof the devices being of types provided for in two or more different main groups of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. forming hybrid circuits comprising optoelectronic devices, e.g. LED, photodiodes
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- 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
- G09F9/33—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 being semiconductor devices, e.g. diodes
Abstract
The invention discloses a display assembly and a display device, wherein the display assembly comprises a glass substrate, a plurality of light-emitting elements, a driving circuit and a driving module, the glass substrate is provided with a first carrying surface, one side of the glass substrate, which is back to the first carrying surface, is provided with a second carrying surface, the glass substrate is provided with a channel penetrating through the first carrying surface and the second carrying surface, and the inner wall of the channel is provided with a conducting layer; the plurality of light-emitting elements are arranged on the first carrying surface; the driving circuit is at least partially arranged on the first carrying surface and is connected with the conductive layer and the plurality of light-emitting elements; the driving module is arranged on the second carrying surface and is electrically connected with the conducting layer. The display assembly provided by the invention can realize narrow frame design.
Description
Technical Field
The invention relates to the technical field of display, in particular to a display assembly and a display device.
Background
The Mini-LED (micro light emitting diode) chip is an LED chip with the width of about 100 mu m, and is applied to the field of displays due to the advantages of high brightness, high color saturation, local dimming and the like.
In the related art, the Mini-LED chip is disposed on the thin film integrated with the driving circuit as a light source, and is connected to the driving circuit, the thin film is disposed on the front surface of the substrate, the thin film is electrically connected to the flexible flat cable FPC, the flexible flat cable FPC (flexible Printed circuit) is wound around the outer side of the edge of the substrate to the back surface of the substrate to connect to the driving module, and the driving module transmits a control signal to the driving circuit on the thin film through the flexible flat cable FPC to control the on/off of the corresponding Mini-LED chip. Because the substrate base plate and the film need to reserve the space for accommodating and connecting the flexible flat cable FPC, and the flexible flat cable FPC on one side of the substrate base plate occupies a part of external space, the display adopting the Mini-LED chip as a light source has a wider non-display area outer frame.
Disclosure of Invention
The invention mainly aims to provide a display assembly, aiming at narrowing the width of an outer frame of a non-display area of the display assembly.
To achieve the above object, the present invention provides a display assembly, comprising:
the glass substrate is provided with a first carrying surface, one side of the glass substrate, which is back to the first carrying surface, is provided with a second carrying surface, the glass substrate is provided with a channel penetrating through the first carrying surface and the second carrying surface, and the inner wall of the channel is provided with a conducting layer;
the light-emitting elements are arranged on the first carrying surface;
the driving circuit is at least partially arranged on the first carrying surface and is connected with the conductive layer and the plurality of light-emitting elements; and
and the driving module is arranged on the second carrying surface and is electrically connected with the conducting layer.
In an embodiment of the present invention, the driving line includes a first connection section and a second connection section;
the first connecting section is arranged on the first carrying surface and is connected with the conducting layer and the plurality of light-emitting elements;
the second connecting section is arranged on the second carrying surface and is connected with the conducting layer and the driving module.
In an embodiment of the present invention, the glass substrate is provided with a plurality of channels arranged side by side;
the driving circuit comprises a plurality of branch circuits which are arranged on the first carrying surface in parallel, each branch circuit is connected with a plurality of light-emitting elements, each branch circuit is connected with a conductive layer of one channel, and the driving module is electrically connected with the conductive layer of each channel.
In an embodiment of the invention, each of the channels is a through hole structure, and a plurality of the through hole structures are disposed adjacent to an outer sidewall of the glass substrate.
In an embodiment of the invention, each of the channels is a notch structure, and each of the notch structures is disposed on an outer sidewall of the glass substrate.
In an embodiment of the present invention, an inner wall of the notch structure is disposed in an arc surface, so that an orthographic projection of the notch structure on the first carrying surface is an arc line;
and defining the arc length of the arc line as L, defining the circumference of a circle corresponding to the arc line as C, wherein L is more than 0 and less than or equal to 1/4C.
In an embodiment of the invention, the display module further includes a light-shielding adhesive layer disposed on an outer sidewall of the glass substrate, and at least a portion of the light-shielding adhesive layer is filled in each of the gap structures.
In an embodiment of the present invention, the glass substrate has a square structure, and the glass substrate has two first sides and two second sides, and the first sides and the second sides are alternately connected;
the channels comprise a plurality of first channels and a plurality of second channels, the inner wall of each first channel and the inner wall of each second channel are provided with the conducting layers, and each conducting layer is electrically connected with the driving module;
the plurality of first channels are adjacent to at least one first side edge and are arranged at intervals along the extending direction of the first side edge; the second channels are adjacent to at least one second side edge and are arranged at intervals along the extending direction of the second side edge;
the driving circuit comprises a plurality of scanning lines and a plurality of data lines which are arranged on the first carrying surface, and each data line is connected with a plurality of light-emitting elements and a conductive layer in the first channel; each scanning line is connected with a plurality of light-emitting elements and a conductive layer in one second channel.
In an embodiment of the invention, an inner diameter of the channel is greater than or equal to 20 μm and less than or equal to 50 μm.
In addition, the invention also provides a display device which comprises a plurality of display components, wherein the side wall of the glass substrate of each display component is bonded with the side wall of at least one other glass substrate.
According to the technical scheme, the driving circuit and the plurality of light-emitting elements are directly processed and arranged on the glass substrate, so that the process of arranging other intermediate liner layers on the glass substrate can be avoided, the related processing flow is saved, and the processing procedure and the cost of the display assembly are favorably reduced. Meanwhile, the conducting layer on the inner wall of the channel is connected with the driving circuit on the first carrying surface and the driving module on the second carrying surface, so that the driving module is electrically connected with the driving circuit and the plurality of light-emitting elements through the conducting layer on the inner wall of the channel, the circuit connection of the driving module and the plurality of light-emitting elements is realized, and the light-emitting control of the plurality of light-emitting elements can be realized through the driving module. Therefore, on one hand, the driving circuit is prevented from being bent from one side of the substrate and wound to the back of the substrate in a Flexible Printed Circuit (FPC) mode, and the occupation of the driving circuit on the outer side space of the substrate is avoided; on the other hand, the position of the channel on the glass substrate and the laying length of the driving circuit on the substrate can be designed as required, and the substrate does not need to reserve a space for accommodating the flexible flat cable FPC and performing flexible flat cable FPC connection operation; therefore, the display device adopting the display component can achieve a narrower frame design.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a display module according to a first embodiment of the present invention;
FIG. 2 is a top view block diagram of the display module of FIG. 1;
FIG. 3 is a bottom view of the display module of FIG. 1;
FIG. 4 is a schematic structural diagram of a display module according to a second embodiment of the present invention;
FIG. 5 is a top view block diagram of the display module of FIG. 4;
FIG. 6 is an enlarged structural view of portion A in FIG. 5;
FIG. 7 is a bottom view of the display assembly of FIG. 5;
FIG. 8 is a schematic structural diagram of a display module according to a third embodiment of the present invention;
FIG. 9 is a schematic structural diagram of a display module according to a fourth embodiment of the present invention;
FIG. 10 is a schematic structural diagram of a display module according to a fifth embodiment of the present invention;
FIG. 11 is a schematic structural diagram of a display module according to a sixth embodiment of the present invention;
FIG. 12 is a schematic structural diagram of a display device according to the present invention.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 1 | |
2 | Light emitting element |
| 11 | A first carrying surface | 3 | |
| 12 | Second carrying |
31 | First connecting section |
| 1a | |
32 | Second connecting section |
| 1a1 | |
33 | Branch circuit |
| 1a2 | The |
34 | |
| 13 | |
35 | |
| 14 | The |
4 | |
| 15 | |
5 | Shading glue layer |
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
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.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. Throughout this document, "and/or" is meant to include three juxtaposed aspects, exemplified by "A and/or B," including either the A aspect, or the B aspect, or both A and B. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
The invention provides a display assembly, as shown in fig. 1, the display assembly comprises a glass substrate 1, a plurality of light-emitting elements 2, a driving circuit 3 and a driving module 4, wherein the glass substrate 1 is provided with a first carrying surface 11, one side of the glass substrate 1, which is back to the first carrying surface 11, is provided with a second carrying surface 12, the glass substrate 1 is provided with a channel 1a which penetrates through the first carrying surface 11 and the second carrying surface 12, and the inner wall of the channel 1a is provided with a conductive layer 13; the plurality of light emitting elements 2 are arranged on the first mounting surface 11; the driving circuit 3 is at least partially arranged on the first carrying surface 11 and is connected with the conductive layer 13 and the plurality of light-emitting elements 2; the driving module 4 is disposed on the second mounting surface 12 and electrically connected to the conductive layer 13.
In the present embodiment, the glass substrate 1 is used to carry and mount the respective light emitting elements 2, the drive wiring 3, and the drive module 4. The glass substrate 1 has a first mounting surface 11 and a second mounting surface 12, which are disposed opposite to each other, the first mounting surface 11 is used for mounting the light emitting device 2 and the driving circuit 3, the second mounting surface 12 is used for mounting the driving module 4, the first mounting surface 11 and the second mounting surface 12 may be planar, and the first mounting surface 11 may be parallel to the second mounting surface 12.
The channel 1a is opened on the glass substrate 1 and penetrates through the first carrying surface 11 and the second carrying surface 12 of the glass substrate 1, and the inner wall of the channel 1a is provided with a conductive layer 13, so that the channel 1a becomes a conductive via structure, and the channel 1a can be used for realizing the electrical connection between the driving circuit 3 and the driving module 4. The inner diameter of the channel 1a can be more than or equal to 20 μm and less than or equal to 50 μm, so that the inner diameter of the channel 1a is not difficult to process and form due to being less than 20 μm, and the conductive layer 13 can be conveniently arranged in the channel 1 a; and the phenomenon that the channel 1a occupies a larger space area on the glass substrate 1 when the inner diameter of the channel 1a is larger than 50 μm, which is not beneficial to realizing the narrow frame design of the display assembly.
The driving circuit 3 is a conductive metal circuit, which can be a metal plating layer laid on the glass substrate 1, and the driving circuit 3 is directly manufactured on the first carrying surface 11 of the glass substrate 1, so as to avoid the problems that the driving circuit 3 needs to be integrated in the film structure first, and then the film structure is pasted on the glass substrate 1, so that the pasting flatness requirement between the film structure and the glass substrate 1 is high, and the reject ratio of the manufactured product is high. The driving circuit 3 may include a thin film transistor switch, a data line 35, a scan line 34, and the like, and the driving circuit 3 may control the on/off of each light emitting element 2 to control the on/off of each light emitting element 2.
The light emitting elements 2 are used as a light source, the first carrier surface 11 may be provided with a plurality of bonding pads for fixing the light emitting elements 2 by bonding, the plurality of light emitting elements 2 may be arranged in an array on the glass substrate 1 to realize a compact design of the light emitting elements 2, and the display module may be applied to a display panel or a backplane as a light source for providing a light source for each pixel unit in the display panel through each light emitting element 2. The light emitting element 2 includes, but is not limited to, a micro light emitting diode chip.
The driving module 4 is used for driving and controlling the on/off of the light emitting element 2, the driving module 4 is disposed on the second carrying surface 12, the driving module 4 may include a driving chip, and the like, and transmits a corresponding driving signal to the driving circuit 3 through the conductive layer 13 in the channel 1a, and the on/off control of the light emitting element 2 is realized through the driving circuit 3.
According to the technical scheme, the conducting layer 13 on the inner wall of the channel 1a is connected with the driving circuit 3 on the first carrying surface 11 and the driving module 4 on the second carrying surface 12, so that the driving module 4 is electrically connected with the driving circuit 3 and the plurality of light-emitting elements 2 through the conducting layer 13 on the inner wall of the channel 1a, the circuit connection of the driving module 4 and the plurality of light-emitting elements 2 is realized, and the light-emitting control of the plurality of light-emitting elements 2 can be realized through the driving module 4. Therefore, on one hand, the driving circuit 3 is prevented from being bent from one side of the glass substrate 1 and wound to the back of the substrate in a flexible flat cable FPC manner, and the driving circuit 3 is prevented from occupying the space outside the glass substrate 1; on the other hand, the position of the channel 1a on the glass substrate 1 and the laying length of the driving circuit 3 on the substrate can be designed as required, and the glass substrate 1 does not need to reserve a space for accommodating the flexible flat cable FPC and carrying out flexible flat cable FPC connection operation; therefore, the display device adopting the display component can achieve a narrower frame design.
Optionally, as further shown in conjunction with fig. 2 and 3, the drive line 3 includes a first connection section 31 and a second connection section 32; the first connecting section 31 is arranged on the first carrying surface 11 and is connected with the conductive layer 13 and the plurality of light-emitting elements 2; the second connection section 32 is arranged on the second carrier surface 12 and connects the conductive layer 13 and the drive module 4.
In this embodiment, the first connection segment 31 of the driving circuit 3 is fabricated on the first carrying surface 11, the second connection segment 32 of the driving circuit 3 is fabricated on the second carrying surface 12, the first connection segment 31 and the second connection segment 32 are simultaneously connected to the conductive layer 13, the first connection segment 31 and the second connection segment 32 are electrically connected through the conductive layer 13, the first connection segment 31 is connected to the light emitting elements 2, the second connection segment 32 is connected to the driving module 4, the light emitting elements 2 and the driving module 4 are electrically connected through the driving circuit 3 fabricated on the glass substrate 1, so that the integration level of the display module can be improved, and the thickness and the volume of the display module can be reduced.
Alternatively, as further shown in fig. 2 and 3, the glass substrate 1 is provided with a plurality of channels 1a arranged side by side; the driving circuit 3 includes a plurality of branch circuits 33 disposed in parallel on the first carrier surface 11, each branch circuit 33 is connected to a plurality of light emitting elements 2, each branch circuit 33 is connected to the conductive layer 13 of one channel 1a, and the driving module 4 is electrically connected to the conductive layer 13 of each channel 1 a.
In this embodiment, the driving circuit 3 is divided into a plurality of branch circuits 33, so that the signal transmission pressure of the single driving circuit 3 can be reduced, the on/off states of the plurality of light emitting elements 2 connected to one branch circuit 33 can be controlled independently, and the flexibility and accuracy of controlling the light emitting elements 2 are improved.
In order to realize the narrow frame design of the display module, the channel 1a formed on the glass substrate 1 has various structural configurations and arrangements, and for convenience of specific description, the first embodiment to the sixth embodiment are used as a distinction.
The first embodiment:
as shown in fig. 1 to 3, each of the channels 1a disposed on the glass substrate 1 is a through hole structure, and a plurality of through hole structures are disposed adjacent to the outer sidewall of the glass substrate 1.
In the present embodiment, each channel 1a is designed as a through hole structure, which may be a circular hole or an elliptical hole, to facilitate the processing of the through hole structure. The glass substrate 1 can be a square structure, the glass substrate 1 is provided with four outer side walls which are oppositely arranged in pairs, and the through hole structures can be arranged adjacent to the same outer side wall of the glass substrate 1 and can also be respectively arranged adjacent to different outer side walls. Through being close to the lateral wall setting of glass substrate 1 with a plurality of through-hole structures, each through-hole structure will be located glass substrate 1's marginal position to can be on the basis of realizing the arrangement of a plurality of light emitting component 2 and drive circuit 3, reduce the part that glass substrate 1 is located each through-hole structure outside, promote glass substrate 1's utilization ratio, realize glass substrate 1's narrow frame design.
Second embodiment:
referring to fig. 2, 5 and 7, each channel 1a disposed on the glass substrate 1 is a notch structure, and each notch structure is disposed on an outer sidewall of the glass substrate 1.
In the embodiment, each of the notch structures is disposed on the outer sidewall of the glass substrate 1, and each of the notch structures penetrates through the first carrying surface 11, the second carrying surface 12 and the outer sidewall of the glass substrate 1. The conductive layer 13 is disposed on an inner sidewall of the notch structure and is used to electrically connect the driving circuit 3 and the driving module 4. Through designing channel 1a as the breach structure to set up each breach structure in glass substrate 1's lateral wall, can be on the basis of realizing arranging of a plurality of light emitting component 2 and drive circuit 3, reduce the part that glass substrate 1 is located each through-hole structure outside, promote glass substrate 1's utilization ratio, narrow the frame of glass substrate 1's outer edge.
Optionally, as further shown in fig. 6, the inner wall of the notch structure is disposed in an arc surface, so that an orthographic projection of the notch structure on the first carrying surface 11 is an arc line; the arc length of the arc line is defined as L, the circumference of the circle corresponding to the arc line is defined as C, and L is more than 0 and less than or equal to 1/4C.
In this embodiment, the breach structure accessible is processed to carry out the partial cut after the round hole structure on glass substrate 1 and forms, for example cut off 3/4 of this round hole structure, leave 1/4 of this breach structure, perhaps cut off the part that is more than 3/4 of this round hole structure and keep this round hole structure to be less than 1/4's part, so, the inner wall of breach structure is arc setting, arc length L through making the arc line that the breach structure orthographic projection formed on first carrier plane 11 is less than or equal to 1/4 of the girth of the circle that this arc line corresponds, can reduce the space that the breach structure occupied as far as possible, narrow this display module's outline. Meanwhile, the glass substrate 1 can be guaranteed to have enough structural strength at each notch structure and is not easy to break, and the reliability of connection of the glass substrate 1 at each notch is realized when the glass substrates 1 are spliced.
Optionally, as shown in fig. 5 and 7, the display module further includes a light-shielding adhesive layer 5 disposed on an outer sidewall of the glass substrate 1, and at least a portion of the light-shielding adhesive layer 5 is filled in each of the gap structures.
In this embodiment, the light-shielding glue layer 5 can be formed by coating black light-shielding glue on the outer side wall of the glass substrate 1, the light-shielding glue is further filled in each notch structure, and the coated light-shielding glue can be naturally cured to realize a corresponding connection function. The shading glue layer 5 can be used for realizing the connection fixation between two or more glass substrates 1 on the one hand, and on the other hand can cover and protect the conducting layer 13 in the gap structure, so as to avoid the damage of the conducting layer 13, and in addition, the structural strength of the glass substrates 1 at the gap structure is strengthened in an auxiliary way by filling the shading glue layer 5 into the gap structure space, so that the risk that the edge parts of the glass substrates 1 are broken is reduced.
The third embodiment:
as shown in fig. 8, the glass substrate 1 has a square structure, the glass substrate 1 has two first sides 14 and two second sides 15, and the first sides 14 and the second sides 15 are alternately connected; the channel 1a comprises a plurality of first channels 1a1 and a plurality of second channels 1a2, the inner wall of each first channel 1a1 and the inner wall of each second channel 1a2 are provided with conductive layers 13, and each conductive layer 13 is electrically connected with the driving module 4; the first channels 1a1 are adjacent to a first side edge 14 and are arranged at intervals along the extending direction of the first side edge 14; the plurality of second passages 1a2 are adjacent to a second side 15 and are arranged at intervals along the extending direction of the second side 15; the driving circuit 3 includes a plurality of scanning lines 34 and a plurality of data lines 35 disposed on the first carrier surface 11, each data line 35 is connected to a plurality of light emitting elements 2 and the conductive layer 13 in a first channel 1a 1; each of the scanning lines 34 is connected to a plurality of light emitting elements 2 and the conductive layer 13 in one of the second channels 1a 2.
In this embodiment, by disposing a plurality of first channels 1a1 near a first side 14, disposing a plurality of second channels 1a2 near a second side 15, connecting the conductive layers 13 in the first channels 1a1 to the data lines 35 in a one-to-one correspondence, connecting the conductive layers 13 in the second channels 1a2 to the scan lines 34 in a one-to-one correspondence, and connecting the conductive layers 13 in each first channel 1a1 and the conductive layers 13 in each second channel 1a2 to the driving module 4, each light emitting element 2 can be connected to a data line 35 and a scan line 34, and the driving module 4 can control the on/off of a specific one of the light emitting elements 2 through a set of the data lines 35 and the scan lines 34, thereby realizing the independent and accurate control of the light emitting state of each light emitting element 2.
Each first channel 1a1 and each second channel 1a2 are through hole structures, and the through hole structures are easy to process and form, thereby being beneficial to reducing the processing difficulty of the display assembly. By arranging the plurality of first channels 1a1 adjacent to the first side 14 of the glass substrate 1 and each second channel 1a2 adjacent to the second side 15, the plurality of through hole structures composed of the first channels 1a1 and the second channels 1a2 can be located at the edge of the glass substrate 1, so that the parts of the glass substrate 1 located outside the through hole structures can be reduced on the basis of realizing the arrangement of the plurality of light-emitting elements 2 and the driving circuits 3, the utilization rate of the glass substrate 1 is improved, and the narrow-frame design of the glass substrate 1 is realized.
The fourth embodiment:
as shown in fig. 9, the difference between the present embodiment and the third embodiment is that the first channel 1a1 and the second channel 1a2 in the present embodiment are both of a notch structure, and the first channel 1a1 is disposed on the first side 14, and the second channel 1a2 is disposed on the second side 15. Therefore, on the basis of the third embodiment, the edge of the glass substrate 1 can be further reduced, the utilization rate of the glass substrate 1 can be further improved, and the narrower frame design of the glass substrate 1 can be realized.
It is worth pointing out that the notch structure in this embodiment may be designed according to the notch structure in the second embodiment, that is, the arc length of the arc line formed by the orthogonal projection of the notch structure on the first carrying surface 11 is less than or equal to 1/4 of the circumference of the circle corresponding to the arc line, and the light-shielding adhesive layer 5 provided in the second embodiment may also be disposed on the first side edge 14 and the second side edge 15, so that the technical solution of this embodiment also has the corresponding beneficial effects brought by the technical solution of the second embodiment, and details are not repeated here.
Fifth embodiment:
as shown in fig. 10, the difference between the present embodiment and the third embodiment is that the first channels 1a1 are disposed on the glass substrate 1 adjacent to the two first sides 14, the second channels 1a2 are disposed on the glass substrate 1 adjacent to the two second sides 15, a plurality of first channels 1a1 are disposed adjacent to each first side 14, a plurality of second channels 1a2 are disposed adjacent to each second side 15, two ends of each data line 35 are respectively connected to the conductive layers 13 in the two corresponding first channels 1a1, each scan line 34 is respectively connected to the conductive layers 13 in the two corresponding second channels 1a2, and each conductive layer 13 is connected to the driving module 4. Therefore, the scanning line 34 connected with each light emitting element 2 can be electrically connected with the driving module 4 through the two first channels 1a1, and the data line 35 connected with each light emitting element 2 can be electrically connected with the driving module 4 through the two second channels 1a2, so that signal transmission paths of the data line 35 and the scanning line 34 are increased, and the driving force thrust of the driving module 4 to the light emitting elements 2 is favorably improved, so that the display assembly can meet the driving requirements of more light emitting elements 2 and higher brightness of the light emitting elements 2.
Sixth embodiment:
as shown in fig. 11, the technical solutions of the present embodiment and the fifth embodiment are different in that the first channel 1a1 and the second channel 1a2 in the present embodiment are both of a notch structure, and the plurality of first channels 1a1 are respectively disposed on the two first sides 14, and the plurality of second channels 1a2 are respectively disposed on the two second sides 15. Therefore, on the basis of the technical solution provided by the fifth embodiment, the edge portions of the glass substrate 1 can be further reduced, the utilization rate of the glass substrate 1 can be further improved, and the narrower frame design of the glass substrate 1 can be realized.
It is worth pointing out that the notch structure in this embodiment may be designed according to the notch structure in the second embodiment, that is, the arc length of the arc line formed by the orthogonal projection of the notch structure on the first carrying surface 11 is less than or equal to 1/4 of the circumference of the circle corresponding to the arc line, and the light-shielding adhesive layer 5 provided in the second embodiment may also be disposed on the first side edge 14 and the second side edge 15, so that the technical solution of this embodiment also has the corresponding beneficial effects brought by the technical solution of the second embodiment, and details are not repeated here.
The present invention further provides a display device, referring to fig. 2 and referring to fig. 1, the display device includes a plurality of display modules as described above, wherein a sidewall of a glass substrate 1 of each display module is bonded to a sidewall of at least one other glass substrate 1.
In this embodiment, be provided with shading glue film 5 on the lateral wall that needs to connect between the glass substrate 1, realize connecting through shading glue film 5 between the glass substrate 1, glass substrate 1 coplane after the connection to realize many glass substrate 1's concatenation effect, satisfy the display demand that display device is bigger, the light leak appears between the display module can be avoided to shading glue film 5 simultaneously. The channel 1a of each glass substrate 1 can be arranged on the outer side wall of the glass substrate 1 and can be designed to be of a notch structure, so that the narrow frame design after the multiple display assemblies are spliced can be realized. The display component can be applied to a backlight module of a display device and used as a light source, and the display device can be an LCD display; the display module can also be applied to a display panel as a light source, and in this case, the display device can be a Mini-LED display. The specific structure of the display module refers to the above embodiments, and since the display device adopts all technical solutions of all the above embodiments, at least all the beneficial effects brought by the technical solutions of the above embodiments are achieved, and are not repeated herein.
The above description is only an alternative embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. A display assembly, the display assembly comprising:
the glass substrate is provided with a first carrying surface, one side of the glass substrate, which is back to the first carrying surface, is provided with a second carrying surface, the glass substrate is provided with a channel penetrating through the first carrying surface and the second carrying surface, and the inner wall of the channel is provided with a conducting layer;
the light-emitting elements are arranged on the first carrying surface;
the driving circuit is at least partially arranged on the first carrying surface and is connected with the conductive layer and the plurality of light-emitting elements; and
and the driving module is arranged on the second carrying surface and is electrically connected with the conducting layer.
2. The display assembly of claim 1, wherein the driving line includes a first connection segment and a second connection segment;
the first connecting section is arranged on the first carrying surface and is connected with the conducting layer and the plurality of light-emitting elements;
the second connecting section is arranged on the second carrying surface and is connected with the conducting layer and the driving module.
3. The display assembly of claim 1, wherein the glass substrate is provided with a plurality of the channels arranged side-by-side;
the driving circuit comprises a plurality of branch circuits which are arranged on the first carrying surface in parallel, each branch circuit is connected with a plurality of light-emitting elements, each branch circuit is connected with a conductive layer of one channel, and the driving module is electrically connected with the conductive layer of each channel.
4. The display assembly of claim 3, wherein each of the channels is a via structure, and a plurality of the via structures are disposed adjacent to an outer sidewall of the glass substrate.
5. The display assembly of claim 3, wherein each channel is a notch structure, and each notch structure is disposed on an outer sidewall of the glass substrate.
6. The display assembly of claim 5, wherein the inner wall of the notch structure is disposed in a circular arc shape, such that an orthographic projection of the notch structure on the first carrying surface is a circular arc;
and defining the arc length of the arc line as L, defining the circumference of a circle corresponding to the arc line as C, wherein L is more than 0 and less than or equal to 1/4C.
7. The display assembly of claim 6, further comprising a light-shielding adhesive layer disposed on an outer sidewall of the glass substrate, wherein at least a portion of the light-shielding adhesive layer is filled in each of the gap structures.
8. The display assembly according to any one of claims 1 to 7, wherein the glass substrate has a square configuration, the glass substrate having two first sides and two second sides, the first sides and the second sides being alternately connected;
the channels comprise a plurality of first channels and a plurality of second channels, the inner wall of each first channel and the inner wall of each second channel are provided with the conducting layers, and each conducting layer is electrically connected with the driving module;
the plurality of first channels are adjacent to at least one first side edge and are arranged at intervals along the extending direction of the first side edge; the second channels are adjacent to at least one second side edge and are arranged at intervals along the extending direction of the second side edge;
the driving circuit comprises a plurality of scanning lines and a plurality of data lines which are arranged on the first carrying surface, and each data line is connected with a plurality of light-emitting elements and a conductive layer in the first channel; each scanning line is connected with a plurality of light-emitting elements and a conductive layer in one second channel.
9. The display assembly of any one of claims 1 to 7, wherein an inner diameter of the channel is 20 μ ι η or greater and 50 μ ι η or less.
10. A display device comprising a plurality of display elements as claimed in any one of claims 1 to 9, wherein the side wall of the glass substrate of each display element is bonded to the side wall of at least one other glass substrate.
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| CN202111010620.XA CN113745211A (en) | 2021-08-31 | 2021-08-31 | Display module and display device |
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| CN202111010620.XA CN113745211A (en) | 2021-08-31 | 2021-08-31 | Display module and display device |
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