CN205643979U - Display panel and electronic equipment - Google Patents

Display panel and electronic equipment Download PDF

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Publication number
CN205643979U
CN205643979U CN201620505176.7U CN201620505176U CN205643979U CN 205643979 U CN205643979 U CN 205643979U CN 201620505176 U CN201620505176 U CN 201620505176U CN 205643979 U CN205643979 U CN 205643979U
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China
Prior art keywords
cabling
conductive layer
lead wire
connecting lead
display floater
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CN201620505176.7U
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刘冰萍
周秀峰
李俊谊
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Tianma Microelectronics Co Ltd
Xiamen Tianma Microelectronics Co Ltd
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Tianma Microelectronics Co Ltd
Xiamen Tianma Microelectronics Co Ltd
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Abstract

The utility model discloses a display panel and electronic equipment, this display panel includes: base plate, base plate have area of occurrence and frame district, the setting is at the first line of walking of many of area of occurrence, the first line of walking is located same conducting layer, the setting is at many the connectiong lead in frame district, and connectiong lead is connected with the first line one -to -one of walking, connectiong lead's one end is used for connecting the first line of walking that corresponds, and driver chip is connected to the other end, connectiong lead includes: be located the first portion of first conducting layer and be located the second portion of second conducting layer, first portion and the cross jogged joint of second portion through running through the insulating layer, to arbitrary connectiong lead, connectiong lead and the first tie point of walking the line are L to driver chip's perpendicular distance, and the via hole is D, L5 < D < 4L5 to driver chip's perpendicular distance. This display panel has reduced connectiong lead's the regional area of wiring, the narrow frame design of being convenient for. This display panel can also reduce the difference of connectiong lead's resistance value.

Description

A kind of display floater and electronic equipment
Technical field
This utility model relates to display device technology field, in particular, relate to a kind of display floater with And electronic equipment.
Background technology
Along with the development of science and technology, more and more there is the electronic equipment of display function by extensively Be applied to daily life and work in the middle of, bring for daily life and work Huge facility, becomes the important tool that current people are indispensable.
Display floater is the critical piece that electronic equipment realizes display function.Display panels is current normal A kind of display floater.Display panels includes viewing area and surrounds the rim area of described viewing area. Along with the development of lcd technology, the performance of display panels and the requirement of outward appearance are more come by user The highest, the rim area causing display panels is more and more less.
With reference to the structural representation that Fig. 1, Fig. 1 are a kind of display panels common in the art, should Display panels has viewing area 11 and rim area 12.Viewing area 11 is provided with a plurality of data lines 13, Rim area 12 is provided with driving chip 15 and connecting lead wire 14.Data wire 13 is by corresponding connecting lead wire 14 are connected with driving chip 15.
Along with being continuously increased of display floater resolution, the pixel cell that viewing area 11 is arranged gets more and more, Data wire 13 is got more and more, and then causes connecting lead wire 14 also to get more and more, the cloth of connecting lead wire 14 Line region needs the area occupied the most increasing.
Therefore, in traditional display panels, the layout areas footprint area of connecting lead wire is relatively big, no It is easy to narrow frame design.Although can reduce even by connecting lead wire being arranged on the different metal level of two-layer Connect the area of the wiring area of lead-in wire, but the difference of the resistance value of connecting lead wire can be caused bigger.
Utility model content
For solving above-mentioned technical problem, this utility model provides a kind of display floater and electronic equipment, fall The area of the wiring area of low connecting lead wire, it is simple to narrow frame design, and connecting lead wire can be reduced The difference of resistance value.
For achieving the above object, the following technical scheme of this utility model offer:
A kind of display floater, this display floater includes:
Substrate, described substrate has viewing area and surrounds the rim area of described viewing area;
It is arranged on a plurality of first cabling of described viewing area;Described first cabling is the most parallel to be set Put;Described first cabling is positioned at same conductive layer;
Being arranged on a plurality of connecting lead wire of described rim area, described connecting lead wire is with described first cabling one by one Corresponding connection;One end of described connecting lead wire is for connecting described first cabling of correspondence, and the other end is used for Connect driving chip;
Described connecting lead wire includes: is positioned at the Part I of the first conductive layer and is positioned at the second conductive layer Part II, has insulating barrier between described first conductive layer and described second conductive layer;Described first Divide and be connected by running through the via of described insulating barrier with described Part II;
For connecting lead wire described in any bar, the junction point of described connecting lead wire and described first cabling is to institute The vertical dimension stating driving chip is L, and the vertical dimension of described via to described driving chip is D, wherein, L/5 < D < 4L/5.
This utility model additionally provides a kind of electronic equipment, and this electronic equipment includes: above-mentioned display floater.
From technique scheme it can be seen that described display floater provided by the utility model is by described First conductive layer and described second conductive layer arrange described connecting lead wire, and described connecting lead wire is divided into A part and Part II, be arranged on described first conductive layer, by described second by described Part I Part is arranged on described second conductive layer, connects described Part I and described Part II by via, So can the area of wiring area of low described connecting lead wire, it is simple to narrow frame design.
Described connecting lead wire includes two parts, is separately positioned on the first conductive layer and the second conductive layer, this Sample avoid due to when a connecting lead wire is fully located at described first conductive layer with a complete position of connecting lead wire The problem that the difference of the resistance value when described second conductive layer is bigger, it is ensured that the quality that image shows.
Connection simultaneously for connecting lead wire described in any bar, described connecting lead wire and described first cabling Point is L to the vertical dimension of described driving chip, and the vertical dimension of described via to described driving chip is D, wherein, L/5 < D < 4L/5.So can reduce between different described connecting lead wires by a relatively large margin The difference of resistance value.
Optionally, a part of described first cabling can be set and pass sequentially through the described connecting lead wire of this correspondence Described Part I, described via and described Part II be connected with described driving chip;Another portion Described first cabling is divided to pass sequentially through the described Part II of described connecting lead wire of this correspondence, described via And described Part I is connected with described driving chip.So can reduce described connection largely The lead-in wire layout area in the rim area of display floater, it is simple to described Part I and described Part II Layout.And by dividing two parts by connecting lead wire, two parts of connecting lead wire are connected by via, It is separately positioned on different conductive layers, enough reduces the difference of the resistance value of connecting lead wire.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will The accompanying drawing used required in embodiment or description of the prior art is briefly described, it should be apparent that, Accompanying drawing in describing below is only embodiment of the present utility model, comes for those of ordinary skill in the art Say, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to the accompanying drawing provided.
Fig. 1 is the structural representation of a kind of display panels common in the art;
Fig. 2 is the structural representation of a kind of display floater in prior art;
Fig. 3 is that display floater shown in Fig. 2 is at the sectional drawing in PP ' direction;
The structural representation of the another kind of display floater that Fig. 4 provides for this utility model embodiment;
Fig. 5 is that display floater shown in Fig. 4 is at the sectional drawing in AA ' direction;
Fig. 6 is that display floater shown in Fig. 4 is at the sectional drawing in BB ' direction;
Fig. 7 is that display floater shown in Fig. 4 is at the sectional drawing in CC ' direction.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, to the technology in this utility model embodiment Scheme is clearly and completely described, it is clear that described embodiment is only this utility model one Divide embodiment rather than whole embodiments.Based on the embodiment in this utility model, this area is common The every other embodiment that technical staff is obtained under not making creative work premise, broadly falls into this The scope of utility model protection.
As described in the background art, along with being continuously increased of display display floater resolution, data wire is more Coming the most, cause connecting lead wire also to get more and more, the area that the wiring area needs of connecting lead wire occupy is also Increasing.Therefore, in traditional display panels, the layout areas footprint area of connecting lead wire is relatively Greatly, it is not easy to narrow frame design.
Inventor finds, can be substantially reduced connecting lead wire by connecting lead wire described in two conductive layers layout The area of layout areas.By described in two conductive layers layout during connecting lead wire, the structure of display floater As shown in Figures 2 and 3.
Referring to figs. 2 and 3, Fig. 2 is the structural representation of a kind of display floater in prior art, and Fig. 3 is Fig. 2 The shown display floater sectional drawing in PP ' direction.By one layer of conductive layer, a part of connecting lead wire 21 is set, Another part connecting lead wire 21 is set by another layer of conductive layer, there is between two conductive layers insulation and be situated between Matter layer 22, so can effectively reduce the area of the wiring area of connecting lead wire 22.
Although the display floater of structure shown in Fig. 2 and Fig. 3 can effectively reduce the wiring region of connecting lead wire 21 The area in territory, but, due to thickness and/or the difference of material of two conductive layers, cause different conductive layers The difference of resistance value of connecting lead wire 21 relatively big, so can cause the data wire being connected with connecting lead wire 21 In data line signal there is larger difference, affect the image display effect of display floater.
In order to solve the problems referred to above, this utility model embodiment provides a kind of display floater, described display Panel includes:
Substrate, described substrate has viewing area and surrounds the rim area of described viewing area;
It is arranged on a plurality of first cabling of described viewing area;Described first cabling is the most parallel to be set Put;Described first cabling is positioned at same conductive layer;
Being arranged on a plurality of connecting lead wire of described rim area, described connecting lead wire is with described first cabling one by one Corresponding connection;One end of described connecting lead wire is for connecting described first cabling of correspondence, and the other end is used for Connect driving chip;
Described connecting lead wire includes: is positioned at the Part I of the first conductive layer and is positioned at the second conductive layer Part II, has insulating barrier between described first conductive layer and described second conductive layer;Described first Divide and be connected by running through the via of described insulating barrier with described Part II;
For connecting lead wire described in any bar, the junction point of described connecting lead wire and described first cabling is to institute The vertical dimension stating driving chip is L, and the vertical dimension of described via to described driving chip is D, wherein, L/5 < D < 4L/5.
The described display floater that this utility model embodiment is provided is by described first conductive layer and described Second conductive layer arranges described connecting lead wire, and described connection is divided into Part I and Part II, will Described Part I is arranged on described first conductive layer, and described Part II is arranged on described second conduction Layer, connects described Part I and described Part II by via, so can low described connecting lead wire The area of wiring area, it is simple to narrow frame design.
Described connecting lead wire includes two parts, is separately positioned on the first conductive layer and the second conductive layer, this Sample avoid due to when a connecting lead wire is fully located at described first conductive layer with a complete position of connecting lead wire The problem that the difference of the resistance value when described second conductive layer is bigger, it is ensured that the quality that image shows.
Connection simultaneously for connecting lead wire described in any bar, described connecting lead wire and described first cabling Point is L to the vertical dimension of described driving chip, and the vertical dimension of described via to described driving chip is D, wherein, L/5 < D < 4L/5.So can reduce between different described connecting lead wires by a relatively large margin The difference of resistance value.
Optionally, a part of described first cabling can be set and pass sequentially through the described connecting lead wire of this correspondence Described Part I, described via and described Part II be connected with described driving chip;Another portion Described first cabling is divided to pass sequentially through the described Part II of described connecting lead wire of this correspondence, described via And described Part I is connected with described driving chip.So can reduce described connection largely The lead-in wire layout area in the rim area of display floater, it is simple to described Part I and described Part II Layout.
Technical scheme in order to make this utility model embodiment provide is clearer, below in conjunction with the accompanying drawings to upper The scheme of stating is described in detail.
The structure of the another kind of display floater that reference Fig. 4-Fig. 7, Fig. 4 provide for this utility model embodiment is shown Be intended to, Fig. 5 be display floater shown in Fig. 4 at the sectional drawing in AA ' direction, Fig. 6 is display shown in Fig. 4 Panel is at the sectional drawing in BB ' direction, and Fig. 7 is that display floater shown in Fig. 4 is at the sectional drawing in CC ' direction.
Described display floater includes: substrate 41, and described substrate 41 has viewing area 411 and surrounds described The rim area 412 of viewing area 411;It is arranged on a plurality of first cabling 42 of described viewing area 411;Arrange A plurality of connecting lead wire 43 in described rim area 412.
Wherein, described first cabling 42 X in a first direction be arranged in parallel;Described first cabling 42 In same conductive layer.Described connecting lead wire 43 connects one to one with described first cabling 42.Described company Connect lead-in wire 43 one end for connect correspondence described first cabling 42, the other end is used for connecting driving chip 44。
Described connecting lead wire 43 includes: is positioned at the Part I 431 of the first conductive layer and is positioned at second and leads The Part II 432 of electric layer, has insulating barrier 51 between described first conductive layer and described second conductive layer. Described Part I 431 and described Part II 432 are by running through the via Via of described insulating barrier 51 even Connect.Described connecting lead wire 43 is divided into two parts, two parts of described connecting lead wire 43 are arranged on The conductive layer that two-layer is different, so, the wiring area of described connecting lead wire 43 occupies in rim area 412 Area will be greatly reduced, it is simple to the cabling layout in display floater cabling district 412, it is simple to narrow frame design.
It should be noted that it is different that described connecting lead wire 43 is arranged in this utility model embodiment two-layer Conductive layer.In an embodiment shown in fig. 4, represent that described connecting lead wire 43 is positioned at lower section by a dotted line The Part I 431 of conductive layer, represents the of described connecting lead wire 43 conductive layer above by solid line Two parts 432.
A part of described first cabling 42 can be set and pass sequentially through the described of corresponding described connecting lead wire 43 Part I 431, described via Via and described Part II 432 are connected with described driving chip 44;Separately A part of described first cabling 42 passes sequentially through the described Part II of the described connecting lead wire 43 of this correspondence 432, described via Via and described Part I 431 are connected with described driving chip 44.So can be relatively Big degree reduce the described connecting lead wire layout area in the rim area 412 of display floater, it is simple to described the A part 431 and the layout of described Part II 432.
In the existing processing technology of display floater described in described first conductive layer and described second conductive layer multiplexing Two conductive layers, so without individually increasing conductive layer, reduce cost of manufacture.Multiplexing display floater When having the two conductive layers in fabrication processing, due to material or the making thickness of two conductive layers Difference, the resistance value that can cause two conductive layers unit length is different.In this utility model embodiment, institute State connecting lead wire 43 and include two parts, be separately positioned on the first conductive layer and the second conductive layer, so may be used With avoid due to when a connecting lead wire 43 is fully located at described first conductive layer with another connecting lead wire 43 The problem that the difference of resistance value when being fully located at described second conductive layer is bigger, it is ensured that the matter that image shows Amount.
For connecting lead wire 43 described in any bar, described connecting lead wire 43 and the company of described first cabling 42 Contact is L to the vertical dimension of described driving chip 44, and described via Via is to described driving chip 44 Vertical dimension be D, wherein, L/5 < D < 4L/5.Now, it is possible to reduce largely described in two The difference of the resistance value between connecting lead wire 43, it is ensured that the accuracy of the data signal of data wire, it is ensured that aobvious Show the image displaying quality of panel.
As shown in Figure 4, in this utility model embodiment, for two of arbitrary neighborhood described first Cabling 42, wherein described first cabling 42 passes sequentially through the described of corresponding described connecting lead wire 43 Part I 431, described via Via and described Part II 432 are connected with described driving chip 44, Another described first cabling 42 passes sequentially through the described Part II of the described connecting lead wire 43 of correspondence 432, described via Via and described Part I 431 are connected with described driving chip.Such as Fig. 6 and Shown in Fig. 7, on the direction being perpendicular to described substrate 41, two adjacent described first cablings are corresponding The projection on described substrate 41 of the described connecting lead wire can at least partly overlap, described to be greatly lowered Connecting lead wire is at the layout area of described rim area, it is simple to narrow frame design.In its embodiment, also Two described connections corresponding to adjacent described first cabling can be set according to the layout requirements of connecting lead wire Lead-in wire projection on described substrate 41 does not overlaps.
As shown in Figure 4, on the direction being perpendicular to described substrate 41, all described connecting lead wires 43 Described via Via projection on described substrate 41 is positioned at same straight line, and described straight line parallel is in described One direction X.So so that processing technology when forming described via Via is unified, it is simple to via Via Making, reduce cost of manufacture, improve work efficiency.
In display floater described in this utility model embodiment, described display floater also includes: be arranged on institute State a plurality of second cabling 45 of viewing area 411;Described second cabling 45 is parallel in second direction Y to be set Put;Described second cabling 45 is positioned at same conductive layer.Described second direction Y is perpendicular to described first direction X。
Wherein, described first cabling 42 and the one in described second cabling 45 are positioned at described first conduction Layer, another one is described second conductive layer.Now, a part for described connecting lead wire 43 and described first Cabling 42 is arranged with conductive layer, and another part is arranged with conductive layer with described second cabling 45, multiplexing institute The conductive layer stating the first cabling 42 and described second cabling 45 is respectively provided with two of described connecting lead wire Point, it is not necessary to individually increasing conductive layer, cost of manufacture is low.
Concrete, described display floater is display panels.Wherein, described first cabling is described liquid The data wire of LCD panel.Described second cabling is the gate line of described display panels.At liquid crystal In display floater, gate line and data wire need to use different conductive layer layering preparations, described in multiplexing The conductive layer of gate line and described data wire makes described connecting lead wire, reduces cost of manufacture, simultaneously The connecting lead wire layout area in rim area of display panels can be reduced, it is also possible to reduce connection and draw The difference of resistance value between connecting lead wire when line point two-layer is arranged.
Optionally, described first conductive layer can be set between described second conductive layer and described substrate; Described gate line is positioned at described first conductive layer;Described data line bit is in described second conductive layer.Described One conductive layer is metal molybdenum layer;Described second conductive layer is metallic aluminum.Use this utility model embodiment Described technical scheme, so that the difference of the resistance value of any two described connecting lead wires is less than 2.5K Ω.
In this utility model embodiment, the live width of described connecting lead wire 43 is less than 3 μm.Described connection Lead-in wire be smaller than 5 μm, i.e. between the Part I of same conductive layer or be positioned at same conduction Layer Part II between be smaller than 5 μm.
By foregoing description, in display floater described in this utility model embodiment, arranged by layering The connecting lead wire 43 of described display floater, and a described connecting lead wire 43 is separately positioned on different leading Electric layer, by arranging the position of the via Via of described connecting lead wire 43, it is possible to be substantially reduced connecting lead wire The difference of the resistance value between 43, can be greatly lowered the connecting lead wire wiring in rim area 411 simultaneously Area, it is simple to narrow frame design.
Based on above-mentioned display floater embodiment, another embodiment of this utility model also provides for giving a kind of electronics Equipment, described electronic equipment includes that display floater, described display floater are the display described in above-described embodiment Panel.
Electronic equipment described in the present embodiment can be mobile phone, panel computer, notebook computer, TV and Wearable electronic etc. have the electronic equipment of display function.Described electronic equipment uses above-described embodiment Described display floater, the layout area of connecting lead wire is little, it is possible to achieve narrow frame design, and frame relatively passes The frame of system electronic equipment is narrow, and the difference of the resistance value between connecting lead wire is little, and then electronic equipment Image displaying quality is preferable.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses This utility model.Multiple amendment to these embodiments will be aobvious for those skilled in the art And be clear to, generic principles defined herein can be without departing from spirit or scope of the present utility model In the case of, realize in other embodiments.Therefore, this utility model is not intended to be limited to institute herein These embodiments shown, and it is to fit to consistent with principles disclosed herein and features of novelty the widest Scope.

Claims (11)

1. a display floater, it is characterised in that including:
Substrate, described substrate has viewing area and surrounds the rim area of described viewing area;
It is arranged on a plurality of first cabling of described viewing area;Described first cabling is the most parallel to be set Put;Described first cabling is positioned at same conductive layer;
Being arranged on a plurality of connecting lead wire of described rim area, described connecting lead wire is with described first cabling one by one Corresponding connection;One end of described connecting lead wire is for connecting described first cabling of correspondence, and the other end is used for Connect driving chip;
Described connecting lead wire includes: is positioned at the Part I of the first conductive layer and is positioned at the second conductive layer Part II, has insulating barrier between described first conductive layer and described second conductive layer;Described first Divide and be connected by running through the via of described insulating barrier with described Part II;
For connecting lead wire described in any bar, the junction point of described connecting lead wire and described first cabling is to institute The vertical dimension stating driving chip is L, and the vertical dimension of described via to described driving chip is D, wherein, L/5 < D < 4L/5.
Display floater the most according to claim 1, it is characterised in that for two of arbitrary neighborhood Described first cabling, wherein described first cabling passes sequentially through the institute of described connecting lead wire of correspondence State Part I, described via and described Part II to be connected with described driving chip, described in another First cabling passes sequentially through the described Part II of described connecting lead wire of correspondence, described via and described Part I is connected with described driving chip.
Display floater the most according to claim 2, it is characterised in that be perpendicular to described substrate On direction, the projection on the substrate of the described via of all described connecting lead wires is positioned at same straight line, Described straight line parallel is in described first direction.
Display floater the most according to claim 2, it is characterised in that described display floater also includes: It is arranged on a plurality of second cabling of described viewing area;Described second cabling be arranged in parallel in a second direction; Described second cabling is positioned at same conductive layer;Described second direction is perpendicular to described first direction;
Wherein, described first cabling is positioned at described first conductive layer, separately with the one in described second cabling One is described second conductive layer.
Display floater the most according to claim 4, it is characterised in that described display floater is liquid crystal Display floater;
Wherein, described first cabling is the data wire of described display panels;Described second cabling is institute State the gate line of display panels.
Display floater the most according to claim 5, it is characterised in that described first conductive layer is positioned at Between described second conductive layer and described substrate;
Described gate line is positioned at described first conductive layer;Described data line bit is in described second conductive layer.
Display floater the most according to claim 6, it is characterised in that described first conductive layer is gold Belong to molybdenum layer;
Described second conductive layer is metallic aluminum.
Display floater the most according to claim 7, it is characterised in that any two described connections are drawn The difference of the resistance value of line is less than 2.5K Ω.
Display floater the most according to claim 1, it is characterised in that the live width of described connecting lead wire Less than 3 μm.
Display floater the most according to claim 1, it is characterised in that between described connecting lead wire Away from less than 5 μm.
11. 1 kinds of electronic equipments, is characterized in that being, including: as described in any one of claim 1-10 Display floater.
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CN108254984A (en) * 2018-01-31 2018-07-06 上海天马微电子有限公司 Display panel and display device
CN108254984B (en) * 2018-01-31 2021-06-04 上海天马微电子有限公司 Display panel and display device
CN110416254A (en) * 2018-04-27 2019-11-05 上海和辉光电有限公司 Array substrate and display panel
CN110416254B (en) * 2018-04-27 2022-03-01 上海和辉光电股份有限公司 Array substrate and display panel
WO2023070404A1 (en) * 2021-10-27 2023-05-04 京东方科技集团股份有限公司 Display panel and preparation method therefor, and display apparatus

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