CN110121676A - A kind of display module, display panel, display device and electronic equipment - Google Patents
A kind of display module, display panel, display device and electronic equipment Download PDFInfo
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- CN110121676A CN110121676A CN201780081864.2A CN201780081864A CN110121676A CN 110121676 A CN110121676 A CN 110121676A CN 201780081864 A CN201780081864 A CN 201780081864A CN 110121676 A CN110121676 A CN 110121676A
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
- G02F1/133334—Electromagnetic shields
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Abstract
A kind of display module, display panel, display device and electronic equipment are easily detached from the link position to solve the problem of glue frame and protective layer in display module in the prior art and then the reliability of display panel product are caused to reduce.Display module includes first substrate (10), the second substrate (20), glue frame (30), Electro-static Driven Comb mechanism (40), and first substrate (10) connects box by glue frame (30) with the second substrate (20)；Electro-static Driven Comb mechanism (40) includes grounding electrode (41) and the conductive layer (42) connecting with grounding electrode (41), and grounding electrode (41) is set to first substrate (10) and/or the second substrate (20)；Conductive layer (42) is set to the lateral surface (13) that the junction of first substrate (10), the second substrate (20) and glue frame (30) is close with gate driving circuit (11), and conductive layer (42) covers at least part of the projection of gate driving circuit (11) on outer side (13).
Description
This application involves field of display technology more particularly to a kind of display module, display panel, display device and electronic equipment.
In current electronic product consumption market, the electronic products such as mobile phone, television set, computer monitor have gradually adopted the design of display device narrow frame, to obtain higher screen accounting, promote vision perception.For the display module in display device, to make display module meet display device narrow frame demand, current common a solution is that gate driving is integrated in array substrate (Gate on Array, GOA) technology, gate driving route can be integrated in array substrate by GOA technology, required frame space is saved compared with traditional wiring mode, so as to reduce the width of display module fringe region, and then makes the frame narrowing of display device.
Include the electrostatic sensitivity devices such as thin film transistor (TFT) (Thin Film Transistor, TFT) device, capacitor in GOA circuit, and be located at the edge of array substrate, the risk that damage by static electricity occurs is larger, therefore GOA circuit is to the more demanding of electrostatic protection.Currently used GOA circuit electrostatic protection method is the protective mulch on GOA circuit, it is shown in Figure 1, Fig. 1 is a kind of partial structural diagram of common display module, the display module includes array substrate 01, color membrane substrates 02 and glue frame 03, array substrate 01 is connect with color membrane substrates 02 by glue frame 03, array substrate 01 is equipped with GOA circuit 011 and covers the protective layer 012 of GOA circuit, when generating static discharge in display module, protective layer 012 has certain electrostatic barrier effect, the probability that GOA circuit 011 is directly hit by electrostatic can be reduced, to realize the antistatic protection function to GOA circuit 011.Static discharge is generally caused by accumulation of static electricity, however, existing display module is only capable of stopping GOA circuit in static shock in static discharge, the accumulation of electrostatic is not can be reduced, the electric discharge easy to produce static electricity when the electrostatic in display module adds up to a certain extent, and display module in easily occur static discharge use environment when, security risk is still higher, leads to the reliability decrease of display module.
Summary of the invention
In a first aspect, can reduce the probability for generating static discharge phenomenon due to accumulation of electrostatic charge this application provides a kind of display module, improve the reliability of display module.
Including first substrate, the second substrate, glue frame, Electro-static Driven Comb mechanism, in which:
The first substrate connect by the glue frame with the second substrate and is formed at least one protection face, and the protection face is the plane being spliced to form by the lateral surface that the first substrate, the second substrate and the glue frame are located at the same side；
The Electro-static Driven Comb mechanism includes grounding electrode and the conductive layer that connect with the grounding electrode, and the grounding electrode is set to the first substrate and/or the second substrate；The conductive layer is set at least one protection face.
In the display module that the application first aspect provides, first substrate is equipped with gate driving circuit, first substrate, the second substrate and glue frame form at least one protection face, each protection face is spliced to form by the lateral surface that first substrate, the second substrate and glue frame are located at the same side, Electro-static Driven Comb mechanism includes grounding electrode and conductive layer, and conductive layer is set at least one protection face.Then when generating electrostatic charge on the protection face for being equipped with conductive layer, electrostatic can be conducted to conductive layer, and
It is conducted by conductive layer to grounding electrode, so as to reduce the accumulation of static electricity of the protection face, and then reduces the probability for generating static discharge phenomenon due to accumulation of electrostatic charge, decline gate driving circuit by the risk of damage by static electricity in protection face side.Therefore, the display module that the application first aspect provides can reduce accumulation of static electricity bring security risk, improve the reliability of display module.
In a kind of optional embodiment; the first substrate is equipped with gate driving circuit and protective layer towards the side of the second substrate; the protective layer is located at the gate driving circuit towards the side of the second substrate; the protective layer covers a part of the gate driving circuit or the protective layer does not cover the gate driving circuit.
In above-mentioned display module; it is not necessary that the protective layer for carrying out electrostatic protection is completely covered on gate driving circuit; the connection area between glue frame and protective layer can be reduced in the case where not changing the link position and contact area of glue frame and first substrate; increase the adhesive strength between glue frame and first substrate; and then make to be not easily disconnected between glue frame and first substrate, improve the use intensity of display module.
In a kind of optional embodiment, the conductive layer is set at least one protection face parallel with the extending direction of the distributed areas of the gate driving circuit.
In above-mentioned display module, since gate driving circuit is generally distributed along two sides of first substrate, then gate driving circuit generated on the protection face parallel with the extending direction of its distributed areas damage by static electricity probability it is larger, conductive layer is set at least one protection face parallel with the extending direction of the distributed areas of gate driving circuit, gate driving circuit can be further decreased by the probability in static shock, improve the anti-static ability of display module.
In a kind of optional embodiment, the conductive layer is set at least one protection face vertical with the extending direction of the distributed areas of the gate driving circuit.
In above-mentioned display module, due to gate driving circuit it is possible that its distributed areas extending direction at least one end by static shock, conductive layer then is set at least one protection face vertical with the extending direction of the distributed areas of gate driving circuit, gate driving circuit can be further decreased by the probability in static shock, improve the anti-static ability of display module.
In a kind of optional embodiment, the conductive layer covers at least part of projection of the gate driving circuit on the protection face.
In above-mentioned display module, conductive layer covers at least part of projection of the gate driving circuit on protection face, when generating static discharge phenomenon by the region of the projection covering of gate driving circuit on the protection face, part or all of electrostatic can be conducted to conductive layer, and it is conducted by conductive layer to grounding electrode, it realizes the release of part or all of electrostatic, gate driving circuit can be further decreased by the probability in static shock, improve the anti-static ability of display module.
In a kind of optional embodiment, the conductive layer covers the protection face.
In above-mentioned display module, conductive layer covers protection face, it then can be conducted by conductive layer to grounding electrode in the electrostatic charge and static discharge of protection face accumulation, gate driving circuit can be further decreased by the probability in static shock, improve the anti-static ability of display module.
In a kind of optional embodiment, the conductive layer is also provided at the side that the first substrate deviates from the second substrate, and/or, the conductive layer is also provided at the side that the second substrate deviates from the first substrate.
In above-mentioned display module, conductive layer, which is set to, deviates from the side of the second substrate in first substrate, it can be then conducted by conductive layer to grounding electrode in first substrate away from the electrostatic charge of the second substrate side accumulation and the static discharge of generation, gate driving circuit can be further decreased in first substrate side by the probability in static shock, improve the anti-static ability of display module；Conductive layer, which is set to, deviates from the side of first substrate in the second substrate, then can be conducted by conductive layer to grounding electrode, can be further decreased away from the electrostatic charge of first substrate side accumulation and the static discharge of generation in the second substrate
Gate driving circuit, by the probability in static shock, improves the anti-static ability of display module in the second substrate side.
In a kind of optional embodiment, the conductive layer covers at least part of projection of the gate driving circuit on the first substrate or the second substrate.
In above-mentioned display module, conductive layer covers at least part of gate driving circuit in first substrate away from the projection of the side of the second substrate, then in first substrate in the second substrate side, the static discharge of the electrostatic charge and generation that accumulate at the projection region of gate driving circuit can be conducted to grounding electrode by conductive layer, gate driving circuit can be further decreased in first substrate side by the probability in static shock, improve the anti-static ability of display module；
Conductive layer, which is set to, deviates from the side of the second substrate in first substrate, and conductive layer covering gate driving circuit deviates from least part of the projection of the side of the second substrate in first substrate.Then in first substrate in the second substrate side, the static discharge of the electrostatic charge and generation that accumulate at the projection region of gate driving circuit can be conducted to grounding electrode by conductive layer, gate driving circuit can be further decreased in first substrate side by the probability in static shock, improve the anti-static ability of display module.
In a kind of optional embodiment, it is set to the first substrate and is greater than or equal to projection of the gate driving circuit in the first substrate away from the side of the second substrate away from the area of the conductive layer of the side of the second substrate, and projection of the gate driving circuit in the first substrate away from the side of the second substrate is completely covered in the conductive layer.
In above-mentioned display module, it is set to conductive layer of the first substrate away from the side of the second substrate gate driving circuit is completely covered in projection of the first substrate away from the side of the second substrate, the side for then deviating from the second substrate in first substrate can be conducted by conductive layer to grounding electrode by the electrostatic charge and static discharge that accumulate in conductive layer overlay area, gate driving circuit can be further decreased in first substrate side by the probability in static shock, improve the anti-static ability of display module.
In a kind of optional embodiment, it is set to the second substrate and is greater than or equal to projection of the gate driving circuit in the second substrate away from the side of the first substrate away from the area of the conductive layer of the side of the first substrate, and projection of the gate driving circuit in the second substrate away from the side of the first substrate is completely covered in the conductive layer.
In above-mentioned display module, it is set to conductive layer of the second substrate away from the side of first substrate gate driving circuit is completely covered in projection of the second substrate away from the side of first substrate, the side for then deviating from first substrate in the second substrate can be conducted by conductive layer to grounding electrode by the electrostatic charge and static discharge that accumulate in conductive layer overlay area, gate driving circuit can be further decreased in the second substrate side by the probability in static shock, improve the anti-static ability of display module.
In a kind of optional embodiment, the grounding electrode includes the first grounding electrode being set on the first substrate and the second grounding electrode being set in the second substrate, first grounding electrode is connected with second grounding electrode, and the conductive layer is connect with first grounding electrode.
In above-mentioned display module, first substrate is equipped with the first grounding electrode, the second substrate is equipped with the second grounding electrode, and first grounding electrode and the second grounding electrode connection, first grounding electrode is connected with conductive layer, then the electrostatic on the electrostatic and the second substrate on conductive layer can be discharged by the first grounding electrode, can further improve the anti-static ability of display module.
In a kind of optional embodiment, the conductive layer is film like structures.
In above-mentioned display module, conductive layer is film like structures, can reduce space hold amount of the conductive layer at display module lateral surface position, and then the width for the display bezel that narrows.
In a kind of optional embodiment, the conductive layer is conductive tape.
In above-mentioned display module, by attaching conductive tape on first substrate and/or the second substrate and/or glue frame, the conductive layer of required structure can be formed.
In a kind of optional embodiment, the conductive layer is conductive coating.
In above-mentioned display module, by coating conductive coating on first substrate and/or the second substrate and/or glue frame, the conductive layer of required structure can be formed.
In a kind of optional embodiment, at most a part of protective layer described in the region overlay that the glue frame is connect with the first substrate.
In above-mentioned display module; the at most a part for the region overlay protective layer that glue frame is connect with first substrate; the contact area between glue frame and protective layer can be further decreased; increase the adhesive strength between glue frame and first substrate; and then make to be not easily disconnected between glue frame and first substrate, the reliability of display module can be improved.
Second aspect, present invention also provides a kind of display panel, the display module provided including backlight module and above-mentioned first aspect.
In the display panel that the application second aspect provides, the antistatic protection function of gate driving circuit is realized by the Electro-static Driven Comb mechanism in display module, accumulation of static electricity bring security risk can be reduced, improve the reliability of display panel.
In a kind of optional embodiment, the backlight module includes the polaroid for being set to the first substrate and deviating from the second substrate side, and the polaroid is connect with the conductive layer in the display module.
In above-mentioned display panel, polaroid is connect with conductive layer, then in the production process and use process of display panel, electrostatic on polaroid can be conducted to conductive layer, and it is conducted by conductive layer to grounding electrode, to realize the Electro-static Driven Comb of polaroid, gate driving circuit is reduced since the electrostatic that polaroid generates leads to the probability of damage, improves the antistatic capacity of display panel.
In a kind of optional embodiment, in a second possible implementation of the second aspect, when the conductive layer, which is set to the first substrate, deviates from the side of the second substrate, a part of the polaroid has overlapping region at least part conductive layer of the first substrate away from the side of the second substrate is set to.
In above-mentioned display panel, when conductive layer, which is set to first substrate, deviates from the side of the second substrate, a part of polaroid has overlapping region at least part conductive layer of the first substrate away from the side of the second substrate is set to, display panel can be reduced and generate the probability of light leakage phenomena in the side where gate driving circuit, and the electrostatic on polaroid can be conducted by the overlapping region with conductive layer to conductive layer.
The third aspect, the application provide a kind of display device, the display panel provided including above-mentioned second aspect.
In the display device that the application third aspect provides, the antistatic protection function of gate driving circuit can be realized by the Electro-static Driven Comb mechanism in its display module, therefore in display module, it is not necessary that the protective layer for carrying out electrostatic protection is completely covered on gate driving circuit, the connection area between glue frame and protective layer can be reduced in the case where not changing the link position and contact area of glue frame and first substrate, increase the adhesive strength between glue frame and first substrate, and then make to be not easily disconnected between glue frame and first substrate, the reliability of display panel can be improved, to which the use reliability of electronic equipment can be improved.
Fourth aspect, the application provide a kind of electronic equipment, the display device provided including such as above-mentioned third aspect.
In the electronic equipment that the application fourth aspect provides; the antistatic protection function of gate driving circuit can be realized by the Electro-static Driven Comb mechanism in its display module; therefore in display module; it is not necessary that the protective layer for carrying out electrostatic protection is completely covered on gate driving circuit; the connection area between glue frame and protective layer can be reduced in the case where not changing the link position and contact area of glue frame and first substrate; increase the adhesive strength between glue frame and first substrate, and then makes
It is not easily disconnected between glue frame and first substrate, the reliability of display panel can be improved, so that the use reliability of electronic equipment can be improved.
Fig. 1 is a kind of the schematic diagram of the section structure of display module in the prior art；
Fig. 2 is a kind of partial cutaway schematic of the display module provided by the embodiments of the present application in display area；
Fig. 3 a is the structural schematic diagram of display module shown in Fig. 2；
Fig. 3 b is the structural schematic diagram of display module shown in Fig. 2；
Fig. 4 a is the partial cutaway schematic of the display module of another structure provided by the embodiments of the present application；
Fig. 4 b is the partial cutaway schematic of the display module of another structure provided by the embodiments of the present application；
Fig. 5 is the partial cutaway schematic of the display module of another structure provided by the embodiments of the present application；
Fig. 6 is the partial cutaway schematic of the display module of another structure provided by the embodiments of the present application；
A kind of Fig. 7 partial cutaway schematic of display panel provided by the embodiments of the present application.
In order to keep the purposes, technical schemes and advantages of the application clearer, the application is described in further detail below in conjunction with attached drawing.
The application provides a kind of display module, display panel and electronic equipment, is easily detached from the link position to solve the problem of glue frame and protective layer in display panel in the prior art and then the reliability of display panel product is caused to reduce.
Hereinafter, the part term in the application is explained, so as to those skilled in the art understand that.
It is multiple, refer to two or more.In addition, it is necessary to understand, in the description of the present application, the vocabulary such as " first ", " second " are only used for distinguishing the purpose of description, are not understood to indicate or imply relative importance, can not be interpreted as indication or suggestion sequence.
Referring to figs. 2 and 3 shown in a, Fig. 3 b, Fig. 2 is a kind of partial cutaway schematic of the display module provided by the embodiments of the present application in display area, and Fig. 3 a, Fig. 3 b are the structural schematic diagram of display module shown in Fig. 2.As shown in Fig. 2, the display module includes first substrate 10, the second substrate 20, glue frame 30, as shown in Figure 3a, which further includes Electro-static Driven Comb mechanism 40.
With continued reference to shown in Fig. 2, first substrate 10 connects box by glue frame 30 with the second substrate 20, referring to shown in Fig. 3 b, first substrate 10, the second substrate 20 and glue frame 30 form three protection faces 101,102 and 103, three protection faces 101,102 and 103 are the planes that the lateral surface for being located at the same side by first substrate 10, the second substrate 20 and glue frame 30 is spliced to form, by taking protection face 101 as an example, shown in Figure 2, protection face 101 is spliced to form by the lateral surface 31 of the lateral surface 13 of first substrate 10, the lateral surface 21 of the second substrate 20 and glue frame 30.It should be noted that, in the present embodiment, the length of first substrate 10 is greater than the length of the second substrate 20, protection face cannot be formed beyond the step-like portion of the second substrate 20 in first substrate 10, and in other embodiments, when the equal length of first substrate 10 and the second substrate 10, then first substrate 10, the second substrate 20 and four protection faces of sliceable formation of glue frame 30.
It should be noted that first substrate 10 can be array substrate in specific implementation, the second substrate 20 can be color membrane substrates, which further includes the hierarchical structures such as the TFT layer being set on first substrate 10, both alignment layers, and
It is set to the hierarchical structures such as black matrix layer, the color film layer in the second substrate 20, and the structures such as the liquid crystal layer being set between first substrate 10 and the second substrate 20 and spacer material.
As shown in Fig. 2, first substrate 10, which is equipped with gate driving circuit 11 towards the side of the second substrate 20, is respectively provided with a gate driving circuit 11 at two lateral locations parallel with protection face 101,102 on first substrate 10 referring to shown in Fig. 3 b.It should be noted that, the distributed areas of gate driving circuit 11 are generally strip, and it is located at the two sides in the peripheral circuit region of first substrate 10, and it is parallel to two sides of first substrate 10, the length direction of the distributed areas of two gate driving circuits 11 shown in Fig. 3 b is the extending direction of the distributed areas of gate driving circuit 11, Fig. 2 is schematic cross-section of the display module in display area, and gate driving circuit 11 only shows a part.
With continued reference to shown in Fig. 3 a, Electro-static Driven Comb mechanism 40 includes grounding electrode 41 and the conductive layer 42 connecting with grounding electrode 41, and grounding electrode 41 is set to first substrate 10.As shown in connection with fig. 2, conductive layer 42 includes the first conductive layer 421 and the second conductive layer 422, first conductive layer 421 and the second conductive layer 422 are an integral structure, referring to shown in Fig. 3 a, Fig. 3 b, first conductive layer 421 can be set on two protection faces 101,102 and the protection face 103 vertical with the extending direction of the distributed areas of gate driving circuit parallel with the extending direction of the distributed areas of gate driving circuit, and the conductive layer on protection face 101 is only shown in Fig. 3 a.As shown in connection with fig. 2, by taking the corresponding conductive layer 42 of protection face 101 as an example, the area of first conductive layer 421 is greater than the area of projection of the gate driving circuit 11 on protection face 101, and projection of the gate driving circuit 11 on protection face 101 is completely covered by the first conductive layer 421.Similarly, on protection face 102, the area of the first conductive layer 421 is greater than the area of projection of the gate driving circuit 11 on protection face 102, and projection of the gate driving circuit 11 on protection face 102 is completely covered by the first conductive layer 421；On protection face 103, the area of the first conductive layer 421 is greater than the area of projection of the gate driving circuit 11 on protection face 102, and projection of the gate driving circuit 11 on protection face 102 is completely covered by the first conductive layer 421.
With continued reference to shown in Fig. 2, by taking the corresponding conductive layer 42 of protection face 101 as an example, second conductive layer 422 is set to the side that first substrate 10 deviates from the second substrate 20, and the second conductive layer 422 covering gate driving circuit 11 deviates from a part of the projection of the side of the second substrate 20 in first substrate 10.Similarly, corresponding second conductive layer 422 of protection face 102 is set to the side that first substrate 10 deviates from the second substrate 20, and the second conductive layer 422 covering gate driving circuit 11 deviates from a part of the projection of the side of the second substrate 20 in first substrate 10；Corresponding second conductive layer 422 of protection face 103 is set to the side that first substrate 10 deviates from the second substrate 20, and the second conductive layer 422 covering gate driving circuit 11 deviates from a part of the projection of the side of the second substrate 20 in first substrate 10.
In the present embodiment, the specific connection type of conductive layer 42 and grounding electrode 41 is referring to shown in Fig. 3 a, grounding electrode 41 for example can be set on step-like portion of the first substrate 10 beyond the second substrate 20, a part of conductive layer 41 bends and is attached to 41 top of grounding electrode, the settable via hole on first substrate 10, so that grounding electrode 41 and the equitant part of conductive layer 42 are attached through via hole.In other embodiments, grounding electrode 41 can be also formed directly into the outer surface of first substrate 10, make directly to contact between grounding electrode 41 and conductive layer 42.Or, equitant part can also be not provided between conductive layer 42 and grounding electrode 41, and conductive layer 42 and grounding electrode 41 are attached by conducting wire.The specific location of grounding electrode and with the connection type of conductive layer it is not limited here, as long as both guaranteeing either connection formula in the protection scope of the embodiment of the present invention.
In specific implementation, conducting wire can be used conductive silver paste and be formed.
In specific implementation, the first conductive layer 421 and the second conductive layer 422 can also be split type structure, then the first conductive layer 421 and the second conductive layer 422 can be attached with grounding electrode 41 respectively.In the display module of structure shown in Fig. 2-Fig. 3 b, when any protection face position generates accumulation of electrostatic charge, since the first conductive layer 421 is connect with grounding electrode 41, then charge can be conducted to the second conductive layer 422, can be reduced the persistent accumulation of electrostatic charge and be generated quiet
The probability of discharge of electricity phenomenon.And when generating static discharge phenomenon at the protection face position, for electric current when hitting the second conductive layer, can be conducted by the second conductive layer 422 to grounding electrode 41 to realize the release of electrostatic can reduce the probability that static discharge hits gate driving circuit 11.Similarly, the second conductive layer 422 that the side of the second substrate 20 is deviated from first substrate 10 can also reduce the persistent accumulation of electrostatic charge and generate the probability of static discharge phenomenon and reduce the probability that static discharge hits gate driving circuit 11.Therefore, display module provided by the embodiments of the present application can reduce the accumulation of static electricity in display module by Electro-static Driven Comb mechanism and improve the reliability of display module so as to reduce by accumulation of static electricity bring security risk.
In addition; since conductive layer 42 can realize that the electrostatic protection to gate driving circuit 11 acts on; in display module provided by the embodiments of the present application; it is not necessary that the protective layer 12 for carrying out electrostatic protection is completely covered on gate driving circuit 11, protective layer 12 can be reduced to the area coverage of gate driving circuit 11.Referring specifically to shown in Fig. 2, first substrate 10 is equipped with gate driving circuit 11 and protective layer 12 towards the side of the second substrate 20, and protective layer 12 is located at gate driving circuit 11 towards the side of the second substrate 20, and covers a part of gate driving circuit 11.
Compared with display module in the prior art shown in FIG. 1; protective layer 12 in display module provided by the embodiments of the present application is not in the case where changing the link position and contact area of glue frame 30 and first substrate 10; the contact area between glue frame 30 and protective layer 12 can be reduced; increase the adhesive strength between glue frame 30 and first substrate 10; and then make to be not easily disconnected between glue frame 30 and first substrate 10, the reliability of display module can be improved.
In specific implementation, area coverage size and location of the conductive layer 42 in first substrate 10, the second substrate 20 and glue frame 30 should be configured according to the distribution situation in the region easy to produce static electricity in first substrate 10, the second substrate 20 and glue frame 30 wounded.The distribution situation in damage by static electricity region can be determined according to the use occasion and environment of display module, can also be determined by testing test.Conductive layer 42 should cover the region easy to produce static electricity wounded in first substrate 10, the second substrate 20 and glue frame 30, to reduce gate driving circuit 11 by the probability of damage by static electricity.
In the display module of structure shown in Fig. 2, area coverage of first conductive layer 421 on protection face is larger, can protect a wide range of damage by static electricity path on protection face.In specific implementation, the size and position of the first conductive layer 421 can be also adjusted according to the distribution in the region easy to produce static electricity on protection face wounded.
It is specific for example, can make the first conductive layer 421 that entire protection face be completely covered, a part in the first conductive layer 421 only covered protection face can also be made.Similarly, the distribution situation that the size covering position of the second conductive layer 422 should also deviate from the region of the easy generation damage by static electricity of 20 side of the second substrate according to first substrate 10 is configured.And in other embodiments, conductive layer 42 can also be only set on protection face, or be respectively provided with conductive layer 42 away from the side of first substrate 10 away from the side of the second substrate 20 and the second substrate 20 in protection face, first substrate 10.Other set-up modes of conductive layer 42 are illustrated below in conjunction with Fig. 4 a- Fig. 6, it should be noted that, in Fig. 4 a- Fig. 6 only by taking the corresponding conductive layer of protection face 101 as an example, and in specific implementation, the setting method of the conductive layer on any protection face can be configured according to shown in protection face 101.
Referring to fig. 4 shown in a, Fig. 4 a is the partial cutaway schematic of the display module of another structure provided by the embodiments of the present application, in the display module of the structure, conductive layer 42 is only arranged at protection face 101, and entire protection face 101 is not completely covered, the size of conductive layer 42 is equal to projection of the gate driving circuit 11 on protection face 101, and covers projection of the gate driving circuit 11 on protection face 101.In other embodiments, according to the distribution situation easy to produce static electricity on protection face 101 for wounding region, the area of conductive layer 42 can also be greater than gate driving circuit 11 and in the projection on protection face 101 and cover projection of the gate driving circuit 11 on protection face 101, or, the area of conductive layer 42 is also smaller than projection of the gate driving circuit 11 on protection face 101, and covers a part of projection of the gate driving circuit 11 on protection face 101.
Referring to fig. 4 shown in b, Fig. 4 b is the partial cutaway schematic of the display module of another structure provided by the embodiments of the present application, in the display module of the structure, conductive layer 42 is only arranged at protection face 101, and entire protection face 101 is not completely covered, conductive layer 42 does not cover projection of the gate driving circuit 11 on protection face 101.
Shown in Figure 5, Fig. 5 is the partial cutaway schematic of the display module of another structure provided by the embodiments of the present application, and in the display module of the structure, conductive layer 42 is only arranged at protection face 101, and entire protection face 101 is completely covered.
In Fig. 4 a- display module shown in fig. 5, the area coverage of conductive layer 42 is smaller, can simplify the structure of display module.
It is shown in Figure 6, Fig. 6 is the partial cutaway schematic of the display module of another structure provided by the embodiments of the present application, in the display module, conductive layer 42 includes the first conductive layer 421, the second conductive layer 422 and third conductive layer 423, wherein, first conductive layer 421 covers entire protection face 101, and the second conductive layer 422 is set to the side that first substrate 10 deviates from the second substrate 20, and third conductive layer 423 is set to the side that the second substrate 20 deviates from first substrate 10.Second conductive layer 422 can cover a part of gate driving circuit 11 in first substrate 10 away from the projection of 20 side of the second substrate, the projection that gate driving circuit 11 deviates from 20 side of the second substrate in first substrate 10 can also be completely covered, similarly, third conductive layer 423 can cover a part of gate driving circuit 11 in the second substrate 20 away from the projection of 10 side of first substrate, and the projection that gate driving circuit 11 deviates from 10 side of first substrate in the second substrate 20 can also be completely covered.First conductive layer 421, the second conductive layer 422 and third conductive layer 423 can be an integral structure, and can also be split type structure.
It should be noted that; in the display module of the structure shown in Fig. 2, Fig. 5, Fig. 6; since the area coverage of conductive layer 42 is larger; in the production of display module, handling process; it may also function as the effect of protection first substrate 10 and 20 marginal portion of the second substrate; it can reduce in the production of display module, handling process, first substrate 10 and the second substrate 20 are collided and crack and collapse scarce probability.
In the preparation process of Fig. 2-display module shown in fig. 6; to make protective layer 12 not cover gate driving circuit 11; or only cover a part of gate driving circuit 11; in the photoetching process for forming protective layer 12; the size of the mask plate of protective layer 12 should be adjusted; so that the protective layer to be formed 12 is not covered gate driving circuit 11, or only covers a part of gate driving circuit 11.
And in the coating procedure of glue frame 30, the coating zone of glue frame 30 can be set, make a part of the only protective mulch 12 of glue frame 30, or between protective layer 12 it is contactless, i.e. glue frame and projection of the protective layer on first substrate 10 be not be overlapped.It is specific as shown in Fig. 2, the only protective mulch 12 of glue frame 30 a part, contactless between glue frame 30 and protective layer 12 or as shown in Fig. 4 a- Fig. 6, which can further narrow display bezel.
In display module provided by the embodiments of the present application, grounding electrode 41 may also be disposed on the second substrate 20, or it is set to first substrate 10 and the second substrate 20 simultaneously, in specific implementation, grounding electrode 41 can be the public electrode being set in first substrate 10 or the second substrate 20.In addition to the structure that the conductive layer 42 shown in Fig. 3 a is connect with the grounding electrode 41 on first substrate 10, in other embodiments, conductive layer 42 can also be connect with the grounding electrode 41 in the second substrate 20, or be connect simultaneously with the grounding electrode 41 on first substrate 10 and the second substrate 20.
In display module provided by the embodiments of the present application, grounding electrode can be electrode being independently arranged in first substrate 10, the second substrate 20, being used only as Electro-static Driven Comb effect, photoetching process specifically can be used during the preparation process and formed for grounding electrode, in specific implementation, the grounding electrode in display module is connect by lead or flexible circuit board with the ground line in display device.
Due to being equipped with a plurality of public electrode in array substrate and color membrane substrates in existing display module, other realities
It applies in mode, can also realize the release of electrostatic using part public electrode as grounding electrode.Specifically, being distributed in the public electrode enclosed in circuit region in or beyond the display area of display module can be employed as grounding electrode, need to be chosen according to the particular circuit configurations of display module in implementation process.Then when first substrate 10 is array substrate, the second substrate 20 is color membrane substrates, it is connect since the public electrode on color membrane substrates usually passes through spacer material with the public electrode in array substrate, in a specific embodiment, grounding electrode 41 includes the second grounding electrode 41 that first be set on first substrate 10 grounding electrode 41 and be set in the second substrate 20, first grounding electrode 41 and the connection of the second grounding electrode 41, conductive layer 42 are connect with the first grounding electrode 41.The connection type can not change the existing structure of the public electrode of display module, simplify the preparation process of display module.In addition, the electrostatic on electrostatic and the second substrate 20 on conductive layer 42 can be discharged by the first grounding electrode 41, the anti-static ability of display module can further improve.
For the space hold for reducing conductive layer 42, and then the display bezel of constriction display module, as shown in Fig. 2-Fig. 6, conductive layer 42 is film like structures, can reduce space hold amount of the conductive layer 42 at display module protection face position, and then the width for the display bezel that narrows.In specific implementation, the thickness of conductive layer 42 should be configured according to protection requirements of the display module to electrostatic, and thickness size should ensure that electrostatic is unable to disruptive conduction layer 42.
In a kind of specific embodiment, conductive layer 42 is conductive tape.Conductive tape can be used conductive material thin film and be made, specifically film made of the material such as copper, aluminium, metal oxide, semiconductor.Conductive tape can be cut into corresponding shape according to the shape and area in the easy generation damage by static electricity region of required protection before attaching conductive tape.
In another specific embodiment, conductive layer 42 is conductive coating.The fluid or semifluid, such as conducting resinl, conductive silver paste etc. of conductive energy can be used in conductive coating.The fluid of conductive energy or semifluid are coated on the required region for carrying out electrostatic protection and make its solidification, the conductive layer 42 of required shape can be formed.
Based on the same inventive concept, present invention also provides a kind of display panels, shown in Figure 7, including backlight module 200 and the display module 100 as provided in above-mentioned technical proposal.In specific implementation, backlight module 200 includes the structures such as backlight, light guide plate, polaroid, reflecting layer.
In the display panel, it is not easily disconnected between the glue frame 30 and first substrate 10 of display module, the reliability of display panel can be improved.Concrete principle and implementation are repeated no more referring to above-described embodiment.
It is shown in Figure 7, during being set to attaching of the first substrate 10 away from the polaroid 210 of 20 side of the second substrate, when by release film stripping on polaroid, it can make to generate electrostatic on polaroid 210, for the probability for reducing the gate driving circuit 11 in the damage by static electricity display module on polaroid 210, in a kind of specific embodiment, polaroid 210 is connect with the conductive layer 42 in display module, then in the production process and use process of display panel, electrostatic on polaroid 210 can be conducted to conductive layer 42, and pass through the conduction of conductive layer 42 to grounding electrode 41, to realize the Electro-static Driven Comb of polaroid 210, gate driving circuit 11 is reduced since the electrostatic that polaroid 210 generates leads to the probability of damage, improve the antistatic capacity of display panel.
Specifically, it is shown in Figure 7, when conductive layer 42 includes being set to the second conductive layer 422 of the side that first substrate 10 deviates from the second substrate 20, a part of polaroid 210 has overlapping region at least part second conductive layer 422 of the first substrate 10 away from the side of the second substrate 20 is set to, then the electrostatic on polaroid 210 can be directly conducted on the second conductive layer 422, while can also be reduced display panel and be generated the probability of light leakage phenomena in the side where gate driving circuit 11.At the not set side for deviating from the second substrate 20 in first substrate 10 of conductive layer 42, polaroid 210 and conductive layer 42 can be attached by lead.
Based on the same inventive concept, the embodiment of the present application also provides a kind of display devices, including such as display panel provided by the above embodiment.Specifically, which can be computer monitor, TV etc..
In the display device, it is not easily disconnected between the glue frame 30 and first substrate 10 of display module, the reliability of display panel can be improved.Concrete principle and implementation are repeated no more referring to above-described embodiment.
Based on the same inventive concept, the embodiment of the present application also provides a kind of electronic equipment, including such as display device provided by the above embodiment.Specifically, which can be mobile phone, tablet computer, laptop, intelligent wearable device etc..
In the electronic equipment, it is not easily disconnected between the glue frame 30 and first substrate 10 of display module, the reliability of display panel can be improved.Concrete principle and implementation are repeated no more referring to above-described embodiment.
Obviously, those skilled in the art can carry out various modification and variations without departing from spirit and scope to the application.If then the application is also intended to include these modifications and variations in this way, these modifications and variations of the application belong within the scope of the claim of this application and its equivalent technologies.
Claims (16)
- A kind of display module, which is characterized in that including first substrate, the second substrate, glue frame, Electro-static Driven Comb mechanism, in which:The first substrate connect by the glue frame with the second substrate and is formed at least one protection face, and the protection face is the plane being spliced to form by the lateral surface that the first substrate, the second substrate and the glue frame are located at the same side；The Electro-static Driven Comb mechanism includes grounding electrode and the conductive layer that connect with the grounding electrode, and the grounding electrode is set to the first substrate and/or the second substrate；The conductive layer is set at least one protection face.
- Display module according to claim 1; it is characterized in that; the first substrate is equipped with gate driving circuit and protective layer towards the side of the second substrate; the protective layer is located at the gate driving circuit towards the side of the second substrate; the protective layer covers a part of the gate driving circuit or the protective layer does not cover the gate driving circuit.
- Display module according to claim 1 or 2, which is characterized in that the conductive layer is set at least one protection face parallel with the extending direction of the distributed areas of the gate driving circuit.
- Display module according to claim 1-3, which is characterized in that the conductive layer is set at least one protection face vertical with the extending direction of the distributed areas of the gate driving circuit.
- Display module according to claim 1-4, which is characterized in that the conductive layer covers at least part of projection of the gate driving circuit on the protection face.
- Display module according to claim 1-5, which is characterized in that the conductive layer is also provided at the side that the first substrate deviates from the second substrate, and/or, the conductive layer is also provided at the side that the second substrate deviates from the first substrate.
- Display module according to claim 6, which is characterized in that the conductive layer covers at least part of projection of the gate driving circuit on the first substrate or the second substrate.
- Display module according to claim 1-7, it is characterized in that, the grounding electrode includes the first grounding electrode being set on the first substrate and the second grounding electrode being set in the second substrate, first grounding electrode is connected with second grounding electrode, and the conductive layer is connect with first grounding electrode.
- Display module according to claim 1, which is characterized in that the conductive layer is film like structures.
- Display module according to claim 9, which is characterized in that the conductive layer is conductive tape.
- Display module according to claim 1, which is characterized in that the glue frame covers a part of the protective layer or the glue frame does not cover the protective layer.
- A kind of display panel, which is characterized in that including backlight module and such as the described in any item display modules of claim 1-11.
- Display panel according to claim 12, which is characterized in that the backlight module includes the polaroid for being set to the first substrate and deviating from the second substrate side, and the polaroid is connect with the conductive layer in the display module.
- Display panel according to claim 13, it is characterized in that, when the conductive layer, which is set to the first substrate, deviates from the side of the second substrate, a part of the polaroid has overlapping region at least part conductive layer of the first substrate away from the side of the second substrate is set to.
- A kind of display device, which is characterized in that including such as described in any item display panels of claim 12-14.
- A kind of electronic equipment, which is characterized in that including display device as claimed in claim 15.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2017/101013 WO2019047151A1 (en) | 2017-09-08 | 2017-09-08 | Display module, display panel, display device and electronic device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110121676A true CN110121676A (en) | 2019-08-13 |
Family
ID=65634703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201780081864.2A Pending CN110121676A (en) | 2017-09-08 | 2017-09-08 | A kind of display module, display panel, display device and electronic equipment |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP6930715B2 (en) |
| KR (1) | KR20200036029A (en) |
| CN (1) | CN110121676A (en) |
| WO (1) | WO2019047151A1 (en) |
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| CN111487814A (en) * | 2020-05-26 | 2020-08-04 | 武汉天马微电子有限公司 | Backlight module and display device |
| CN113179623A (en) * | 2021-04-06 | 2021-07-27 | 武汉华星光电半导体显示技术有限公司 | Display module |
| CN115038240A (en) * | 2022-06-07 | 2022-09-09 | Oppo广东移动通信有限公司 | Binding structure, display module and electronic equipment |
| CN115424538A (en) * | 2022-09-09 | 2022-12-02 | 惠科股份有限公司 | Display device and method for manufacturing the same |
| WO2023103055A1 (en) * | 2021-12-10 | 2023-06-15 | 惠州华星光电显示有限公司 | Display panel, method for manufacturing display panel, and display device |
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| CN110928003A (en) * | 2019-12-11 | 2020-03-27 | 维沃移动通信有限公司 | Display module and electronic equipment |
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| CN112349207B (en) * | 2020-11-10 | 2023-02-21 | 京东方科技集团股份有限公司 | Backlight module and display panel |
| CN113823187B (en) * | 2021-08-25 | 2023-08-18 | 京东方科技集团股份有限公司 | Display module and electronic equipment |
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Also Published As
| Publication number | Publication date |
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| JP6930715B2 (en) | 2021-09-01 |
| WO2019047151A1 (en) | 2019-03-14 |
| JP2020533631A (en) | 2020-11-19 |
| KR20200036029A (en) | 2020-04-06 |
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Application publication date: 20190813 |