CN104536610B - A kind of contact panel, touch control display apparatus and preparation method thereof - Google Patents
A kind of contact panel, touch control display apparatus and preparation method thereof Download PDFInfo
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- CN104536610B CN104536610B CN201410854279.XA CN201410854279A CN104536610B CN 104536610 B CN104536610 B CN 104536610B CN 201410854279 A CN201410854279 A CN 201410854279A CN 104536610 B CN104536610 B CN 104536610B
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- signal wire
- contact panel
- touch control
- control electrode
- signal line
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0412—Digitisers structurally integrated in a display
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/40—OLEDs integrated with touch screens
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04103—Manufacturing, i.e. details related to manufacturing processes specially suited for touch sensitive devices
Abstract
The invention discloses a kind of contact panel, touch control display apparatus and preparation method thereof, this method includes first substrate, metal level, the transparent conductive film layer being arranged on the first substrate, and the transparent conductive film layer includes the first touch control electrode and second touch control electrode；The contact panel includes viewing area and around the cabling area of the viewing area, the signal wire that the cabling area has transmission touching signals includes at least one the first signal wire and at least one secondary signal lines, first signal wire electrically connects with the metal level, and first signal wire electrically connects with first touch control electrode；The secondary signal line electrically connects with the transparent conductive film layer, and the secondary signal line electrically connects with the second touch control electrode；It is least partially overlapped to be arranged on projection of first signal wire of the first substrate phase homonymy with the secondary signal line in the first substrate vertical direction.Using the above method, preferable narrow frame effect is realized.
Description
Technical field
The present invention relates to technical field of touch control, more particularly relates to a kind of contact panel, touch control display apparatus and its making
Method.
Background technology
At present, integrate touch controllable function AMOLED (Active Matrix/Organic Light Emitting Diode,
Active matrix organic light-emitting diode (AMOLED) panel) display screen turn into instantly high-end smartphones pursue use focus, wherein, and with
Based on the product of integrated on cell touch-screens.
On cell refer to touch-screen being embedded into method between the colored filter substrate of display screen and polaroid, i.e.,
Match somebody with somebody touch sensor on liquid crystal panel, the AMOLED primary structures of on cell forms are as shown in figure 1, mainly include on the market
CL (cover lens, cover-plate glass) area 1, black oil ink-covered area 2, TP (Touch Panel, touch panel) area 3, CG (cover
Glass, cover-plate glass) 4, photoresistance unit 5, TFT (Thin Film Transistor, thin film transistor (TFT)) area 6.
In the prior art, contact panel includes touch-control visible area and periphery cabling area, to realize narrow frame, then needs
The further width for reducing periphery cabling area, and existing market is in sharp integrated touch control AMOLED display screens before comparison,
By taking on cell TP AMOLED (27Rx*15Tx) as an example：Current Dobule Routing on cell TP (i.e. touch panels
Bilateral cabling) from the point of view of, only signal wire overall width just reaches 358um.By taking on cell TP AMOLED (27Rx*15Tx) as an example：Currently
Single Routing on cell TP (i.e. the unilateral cabling of touch panel) from the point of view of, signal wire overall width just reaches 250um.This
Requirement with " narrow frame " still has certain gap.
In summary, the side width of frame that prior art has contact panel can not meet the problem of narrow frame requires.
The content of the invention
The embodiment of the present invention provides a kind of contact panel, touch control display apparatus and preparation method thereof, to solve existing skill
Exist in art when the side width of frame of touch-control display panel can not meet the problem of narrow frame requires.
The embodiment of the present invention provides a kind of contact panel, including：
First substrate, metal level, the transparent conductive film layer being arranged on the first substrate, the transparent conductive film layer
Touch control electrode includes the first touch control electrode and second touch control electrode；
The contact panel includes viewing area and around the cabling area of the viewing area, and the touch control electrode is positioned at described aobvious
Show in area, the cabling area has a signal wire of transmission touching signals, the signal wire include at least one the first signal wires and
At least one secondary signal line, first signal wire electrically connect with the metal level, and first signal wire and described the
One touch control electrode electrically connects；The secondary signal line electrically connects with the transparent conductive film layer, and the secondary signal line and institute
State second touch control electrode electrical connection；It is arranged on first signal wire of the first substrate phase homonymy and the secondary signal line
Projection in the first substrate vertical direction is least partially overlapped.
In above-described embodiment, pass through the first signal wire and the metal level for including contact panel cabling area signal wire
Electrical connection, secondary signal line electrically connect with the transparent conductive film layer so that and the signal wire on contact panel is arranged at different layers,
And it is arranged on first signal wire of the first substrate phase homonymy and the secondary signal line hangs down in the first substrate
The upward projection of Nogata is least partially overlapped.The signal wire overall width in contact panel periphery cabling area is substantially reduced, so that gram
Limitation possessed by signal wire overall width in the prior art has been taken, has realized preferable narrow frame effect.
Based on the contact panel in above-described embodiment, the embodiment of the present invention also provides a kind of touch control display apparatus, including upper
State contact panel.
Because above-mentioned contact panel passes through the first signal wire for including contact panel cabling area signal wire and the gold
The electrical connection of category layer, secondary signal line are electrically connected with the transparent conductive film layer so that the signal wire on contact panel is arranged at not
Same layer, and first signal wire of the first substrate phase homonymy is arranged on the secondary signal line in first base
Projection in plate vertical direction is least partially overlapped.So as to overcome limitation possessed by signal wire overall width in the prior art
Property, preferable narrow frame effect is realized, therefore the touch control display apparatus including the contact panel also has preferable narrow frame
Effect.
The embodiment of the present invention also provides a kind of preparation method of contact panel, including：
First substrate is provided；
In the forming metal layer on surface of the first substrate, the metal level is patterned, forms the first signal wire；
Insulating barrier is formed on the surface of the metal level, patterns the insulating barrier, is formed on the insulating barrier
One via and the second via, the first signal wire described in the first via expose portion, described in the second via expose portion
Drive circuit；
Transparent conductive film layer is formed on the insulating barrier, patterns the transparent conductive film layer, forms the first touch-control electricity
Pole, second touch control electrode and secondary signal line, first signal wire pass through first via with first touch control electrode
Electrical connection, the secondary signal line electrically connects with the second touch control electrode, and is arranged on the contact panel phase homonymy
Projection of first signal wire with the secondary signal line in the first substrate vertical direction is least partially overlapped.
By by the first signal wire in the signal wire in control panel cabling area and the metal level in above method flow
Electrical connection, secondary signal line are electrically connected with the transparent conductive film layer so that the signal wire on contact panel is arranged on the different layers
Cloth, the narrow frame design of contact panel frame portion is carried out to obtain bigger space, and be arranged on the first substrate phase
Projection at least partly weight of first signal wire of homonymy with the secondary signal line in the first substrate vertical direction
It is folded.The signal wire overall width in contact panel periphery cabling area is substantially reduced, so as to overcome signal wire beam overall in the prior art
Limitation possessed by degree, realize preferable narrow frame effect.
In the embodiment of the present invention, the signal wire that will be around the cabling area of viewing area is divided into the first signal wire and secondary signal
Line, first signal wire electrically connect with the metal level, and the secondary signal line electrically connects with the transparent conductive film layer, if
Put in first signal wire of the first substrate phase homonymy and the secondary signal line in the first substrate vertical direction
On projection it is least partially overlapped, can solve to exist in the prior art touch-control display panel can not meet asking for narrow frame requirement
Topic.
Brief description of the drawings
Fig. 1 is AMOLED display screens each several part frame schematic diagram in the prior art；
Fig. 2 is each layer composition schematic diagram of AMOLED contact panels frame provided in an embodiment of the present invention；
Fig. 3 a are transparent conductive film layer overlooking the structure diagram provided in an embodiment of the present invention；
Fig. 3 b are metal level overlooking the structure diagram corresponding with transparent conductive film layer in Fig. 3 a；
Fig. 3 c are secondary signal line walking in periphery cabling area side on transparent conductive film layer provided in an embodiment of the present invention
Line schematic diagram；
Fig. 3 d are that cabling of first signal wire in periphery cabling area side is illustrated on metal level provided in an embodiment of the present invention
Figure；
Fig. 3 e are the cabling area of periphery on the first substrate provided in an embodiment of the present invention the first signal wire of side and the second letter
The perspective view in vertical direction on the first substrate of number line；
Fig. 4 is corresponding schematic diagram of the first substrate provided in an embodiment of the present invention with second substrate；
Fig. 5 a are another transparent conductive film layer overlooking the structure diagram provided in an embodiment of the present invention；
Fig. 5 b are metal level overlooking the structure diagram corresponding with transparent conductive film layer in Fig. 4 a；
Fig. 6 a are another transparent conductive film layer overlooking the structure diagram provided in an embodiment of the present invention；
Fig. 6 b are metal level overlooking the structure diagram corresponding with transparent conductive film layer in Fig. 5 a；
Fig. 7 a are another transparent conductive film layer overlooking the structure diagram provided in an embodiment of the present invention；
Fig. 7 b are metal level overlooking the structure diagram corresponding with transparent conductive film layer in Fig. 6 a；
Fig. 8 is a kind of preparation method flow chart of contact panel provided in an embodiment of the present invention.
Embodiment
The embodiment of the present invention includes first substrate, metal level, the transparent conductive film layer being arranged on the first substrate, institute
Stating transparent conductive film layer includes the first touch control electrode and second touch control electrode；The contact panel includes viewing area and around described
The cabling area of viewing area, the touch control electrode are located in the viewing area, and the cabling area has the signal of transmission touching signals
Line, the signal wire include at least one the first signal wire and at least one secondary signal lines, first signal wire with it is described
Metal level electrically connects, and first signal wire electrically connects with first touch control electrode；The secondary signal line with it is described
Bright conductive film layer electrical connection, and the secondary signal line electrically connects with the second touch control electrode；It is arranged on the first substrate
The projection at least part of first signal wire of phase homonymy with the secondary signal line in the first substrate vertical direction
It is overlapping.
Compared with contact panel periphery cabling is disposed entirely within the scheme of metal level in the prior art, in the embodiment of the present invention
In, the touch control electrode of transparent conductive film layer is divided into the first touch control electrode and second touch control electrode, wherein, touch control electrode is positioned at tactile
In the viewing area for controlling panel, the cabling area of contact panel has a signal wire of transmission touching signals, and the signal wire includes the
One signal wire and secondary signal line, the first signal wire and metal level are set with layer, and the first of the first signal wire and contact panel
Touch control electrode electrically connects；Secondary signal line and transparent conductive film layer are set with layer, and the second of secondary signal line and contact panel
Touch control electrode electrically connects；It is arranged on the first signal wire and the projection of secondary signal line in vertical direction of first substrate phase homonymy
It is least partially overlapped.Using this programme, the periphery cabling being provided entirely on metal level will be separately positioned in the prior art
On metal level and on transparent conductive film layer, so that in the case that periphery cabling quantity is constant, contact panel is substantially reduced
The signal wire overall width in periphery cabling area, so as to overcome limitation possessed by signal wire overall width in the prior art, realize
Preferable narrow frame effect.
The preferred embodiments of the present invention are illustrated below in conjunction with Figure of description, it will be appreciated that frame is each in accompanying drawing
The thickness and shape of layer do not reflect real ratio, and purpose simply illustrates present invention.Preferred embodiment described herein
It is merely to illustrate and explain the present invention, is not intended to limit the present invention, and in the case where not conflicting, the implementation in the present invention
Feature in example and embodiment can be mutually combined.
Each layer schematic diagram of the side frame of contact panel one is illustrated in figure 2, wherein, contact panel includes first substrate 10, if
The metal level 11 on the first substrate 10 is put, the insulating barrier 12 being arranged between metal level 11 and transparent conductive film layer 13,
And it is arranged on the passivation film 14 on transparent conductive film layer 13.Wherein, the region shown in Fig. 2 is the cabling of contact panel
Area.
A kind of contact panel provided in an embodiment of the present invention is further illustrated below in conjunction with accompanying drawing 3a, 3b.Wherein, Fig. 3 a
For the overlooking the structure diagram of transparent conductive film layer in contact panel 13, Fig. 3 b are metal corresponding with transparent conductive film layer in Fig. 3 a
11 overlooking the structure diagram of layer.
The embodiment of the present invention provides a kind of contact panel, wherein, contact panel includes viewing area 22 and positioned at viewing area 22
The periphery cabling area 21 on periphery, and cabling area 21 includes a plurality of signal wire with transmission touching signals, implements in the present invention
In example, the signal wire is divided into by the first signal wire 251 and secondary signal line 252 according to the location of signal wire.Wherein,
One signal wire 251 is located on metal level 11, as shown in Figure 3 b；Secondary signal line 252 is located on transparent conductive film layer 13, such as Fig. 3 a
It is shown.Further, as shown in Figure 3 a, the transparent conductive film layer 13 includes touch control electrode 23, according to the position of touch control electrode 23
Put, touch control electrode 23 is divided for the first touch control electrode 231 and second touch control electrode 232, wherein, the first touch control electrode 231 and
Following relation be present in the quantity of two touch control electrodes 232：If the sum of touch control electrode 23 is even number, the He of the first touch control electrode 231
The sum that can divide touch control electrode equally of second touch control electrode 232, i.e. the first touch control electrode 231 account for the one of the sum of touch control electrode 23
Half, second touch control electrode 232 accounts for the half of touch control electrode 23；If the sum of touch control electrode 23 is odd number, in the presence of two kinds of possibility,
The first is probably that the quantity of the first touch control electrode 231 is more than the quantity of second touch control electrode 232, and second is probably first tactile
The quantity for controlling electrode 231 is less than the quantity of second touch control electrode 232.The embodiment of the present invention is not limited the quantity of touch control electrode 23
It is fixed, while the quantity of the first touch control electrode 231 and second touch control electrode 232 is not also limited.
Further, as shown in Figure 3 a, secondary signal line 252 is set with transparent conductive film layer 13 with layer, and secondary signal
Line 252 electrically connects with the second touch control electrode 232 in transparent conductive film layer 13, wherein, the first touch control electrode shown in Fig. 3 a
231 and second touch control electrode 232 only represent the part of the touch control electrode in practical application, be not offered as the first touch control electrode
231 and second touch control electrode 232 respectively only have 4, in the embodiment of the present invention, to the first touch control electrode 231 and the second touch-control electricity
The quantity of pole 232 is not further to be limited.
Further, as shown in Figure 3 b, the first signal wire 251 is set with metal level 11 with layer, according to Fig. 2 it was determined that
Transparent conductive film layer 13 is located at the top of metal level 11, and is provided with insulating barrier between transparent conductive film layer 13 and metal level 11
12, and the first via 121 is additionally provided with the insulating barrier 12, the first signal wire 251 passes through the first via on insulating barrier 12
121 set the first touch control electrode 231 to electrically connect with transparent conductive film layer 13 with layer.
Further, as shown in Figure 3 b, drive circuit 24 is additionally provided with contact panel, drive circuit 24 has multiple
Terminal (not shown), wherein, the first signal wire 251 is electrically connected by multiple terminals with drive circuit 24.
Further, the second via 122 is additionally provided with the insulating barrier 12, is set with transparent conductive film layer 13 with layer
Secondary signal line 252 is electrically connected by the second via 122 on the insulating barrier 12 with drive circuit 24.
Further, as shown in Figure 3 a and Figure 3 b shows, the region that the first signal wire 251 electrically connects with the first touch control electrode 231
For the first area 31 of contact panel, the region that secondary signal line 252 electrically connects with second touch control electrode 232 is contact panel
Second area 32.Wherein, the distance between region of drive circuit 24 on the first area 31 of contact panel and contact panel
More than the distance between region of drive circuit 24 on second area 32 and the contact panel of contact panel, it is necessary to explanation
It is that the first touch control electrode 231 and second touch control electrode 232 are not necessarily intended to such as Fig. 3 a arrangement mode, can be according to being actually needed
And free setting is carried out, the arrangement mode shown in Fig. 3 a is intended only as example, the deformation of other any situations belongs to this
The scope of inventive embodiments, is repeated no more.
In embodiments of the present invention, the first signal wire 251 is set with metal level 11 with layer, and is electrically connected with drive circuit 24
Connect, the first signal wire 251 passes through the first via 121 of insulating barrier 12 and the electricity of the first touch control electrode 231 of transparent conductive film layer 13
Connection, wherein, the region that the first signal wire 251 electrically connects with the first touch control electrode 231 of transparent conductive film layer 13 is located at touch-control
The first area 31 of panel.Secondary signal line 252 is set with transparent conductive film layer 13 with layer, and secondary signal line 252 is led with transparent
The second touch control electrode 232 of electrolemma layer 13 electrically connects, wherein, the second touch-control of secondary signal line 252 and transparent conductive film layer 13
The region that electrode 232 electrically connects is located at the second area 32 of contact panel, the second mistake that secondary signal line 252 passes through insulating barrier 12
Hole 122 electrically connects with drive circuit 24.
Because cabling area 21 includes more signal lines, in embodiments of the present invention, include for cabling area 21 a plurality of
The quantity of signal wire is not further to be limited, so, positioned at the electricity of 31 and first touch control electrode of first area 231 of contact panel
The signal wire quantity of first signal wire 251 of connection, and second area 32 and the electricity of second touch control electrode 232 positioned at contact panel
The signal wire quantity of the secondary signal line 252 of connection, following several ways can be included：
The quantity of (1) first signal wire 251 is equal with the quantity of secondary signal line 252；
The quantity of (2) first signal wires 251 is more than the quantity of secondary signal line 252；
The quantity of (3) first signal wires 251 is less than the quantity of secondary signal line 252.
Such as if total line number of the signal wire in cabling area 21 is 20 rows, the first signal wire 251 include the 1st row signal line,
The row signal line of 2nd row signal line the 10th；Secondary signal line 252 includes the 11st row signal line, the 12nd row is believed
Number row signal line of line the 20th.
If total line number of the signal wire in cabling area 21 is 19 rows, the first signal wire 251 includes the 1st row signal line, the 2nd row
The row signal line of signal wire the 10th；Secondary signal line 252 includes the 11st row signal line, the 12nd row signal
The row signal line of line the 19th；Or first signal wire 251 include the 1st row signal line, the 2nd row signal
The row signal line of line the 9th；Secondary signal line 252 includes the 11st row signal line, the 12nd row signal
The row signal line of line the 20th.
In the embodiment of the present invention, for what is electrically connected positioned at the first area 31 of contact panel with the first touch control electrode 231
The quantity of first signal wire 251, and the second letter that second area 32 positioned at contact panel electrically connects with second touch control electrode 232
The quantity of number line 252 is not further to be limited.
Further, according to the quantitative relation of the first signal wire 251 and secondary signal line 252, it may be determined that：
If the quantity of a signal wire 251 is equal with the quantity of secondary signal line 252, the phase homonymy of first substrate 10 is arranged on
With metal level 11 with the first signal wire 251 that layer is set and the secondary signal line 252 that is set with transparent conductive film layer 13 with layer
Projection in the vertical direction of first substrate 10 is completely overlapped.
If the quantity of the first signal wire 251 is more than the quantity of secondary signal line 252, the phase homonymy of first substrate 10 is arranged on
Projection of the first signal wire 251 set with metal level 11 with layer in the vertical direction of first substrate 10 be more than with being led with transparent
Projection of the electrolemma layer 13 with the secondary signal line 252 that layer is set in the vertical direction of first substrate 10, then the first signal wire 251 with
Projection section of the secondary signal line 252 in the vertical direction of first substrate 10 is overlapping.
If the quantity of the first signal wire 251 is less than the quantity of secondary signal line 252, the phase homonymy of first substrate 10 is arranged on
Projection of the first signal wire 251 set with metal level 11 with layer in the vertical direction of first substrate 10 be less than with being led with transparent
Projection of the electrolemma layer 13 with the secondary signal line 252 that layer is set in the vertical direction of first substrate 10, then the first signal wire 251 with
Projection section of the secondary signal line 252 in the vertical direction of first substrate 10 is overlapping.
It is the cabling area of periphery on the first substrate provided in an embodiment of the present invention side as shown in Fig. 3 c, 3d and Fig. 3 e
Cabling schematic diagram, wherein, Fig. 3 c are that cabling of the secondary signal line 252 in periphery cabling area side is illustrated on transparent conductive film layer 13
Figure；Fig. 3 d are cabling schematic diagram of the first signal wire 251 on metal level 11 in periphery cabling area side；Fig. 3 e are the first signal wire
251st, perspective view of the secondary signal line 252 on first substrate 10 in vertical direction.
Fig. 3 c include cabling of the secondary signal line 252 in the periphery cabling area side of transparent conductive film layer 13, due to second
Signal wire 252 electrically connects with the second touch control electrode 232 of transparent conductive film layer 13, and as shown in Figure 3 a, secondary signal line 252 with
The region that second touch control electrode 232 electrically connects is the second area 32 of contact panel；Fig. 3 d include the first signal wire 251 in metal
The cabling of the upper periphery cabling area side of floor 11, and the first via 121 and electrically conducting transparent that the first signal wire 251 passes through insulating barrier 12
First touch control electrode 231 of film layer 13 electrically connects, and as shown in Figure 3 b, the first signal wire 251 electrically connects with the first touch control electrode 231
Region be contact panel first area 31.
Further, as shown in Figure 3 e, it is the cabling area of periphery on the first substrate provided in an embodiment of the present invention side the
The perspective view in vertical direction on the first substrate of one signal wire 251 and secondary signal line 252, wherein, in Fig. 3 e
Projection of one signal wire 251 with secondary signal line 252 in the cabling area of periphery in vertical direction is completely overlapped.In embodiment
In, because the quantity of the first signal wire 251 and secondary signal line 252 is essentially equal, so the first signal wire 251 and second
Projection of the signal wire 252 in the cabling area of periphery in vertical direction is completely overlapped, in the embodiment of the present invention, to the first signal wire
251 and projection of the secondary signal line 252 in the cabling area of periphery in vertical direction it is whether completely overlapped, it is not further to be limited
It is fixed.
Because the distance between the first area 31 of contact panel and the region of drive circuit 24 are more than contact panel
The distance between second area 32 and the region of drive circuit 24.The first signal wire 251 can be determined in metal level 11 last week
A most short cabling in the cabling of side cabling area side, more than secondary signal line 252 in the periphery cabling of transparent conductive film layer 13
A most long cabling in the cabling of area side.
Further, the material of metal level includes one kind in molybdenum (Mo), aluminium (Al), neodymium (Nd), silver (Ag) and copper (Cu)
It is or a variety of；The material of transparent conductive film layer includes tin indium oxide (ITO), indium zinc oxide (IZO), tin oxide (InO), indium oxide
And the one or more in zinc oxide (ZnO) (SnO).
In embodiments of the present invention, because the resistance ratio of the first signal wire of the periphery cabling area side of metal level 11 is transparent
The resistance of the secondary signal line of the periphery cabling area side of conductive film layer 13 is small；Because the first signal wire 251 is on metal level 11
A most short cabling in the cabling of periphery cabling area side, walked more than secondary signal line 252 on the periphery of transparent conductive film layer 13
A most long cabling in the cabling of line area side.Using this wiring method, the frame portion of as contact panel obtains
Bigger space, while improve the uniformity of the resistance of cabling.
Further, for the embodiment of the present invention, in addition to second substrate 50, as shown in figure 8, second substrate 50 with
First substrate 10 is oppositely arranged, and second substrate 50 is tft array substrate.
Specifically, being first substrate provided in an embodiment of the present invention and the corresponding schematic diagram of second substrate referring to Fig. 4, work as position
When the touch control electrode 23 (the first touch control electrode and second touch control electrode) on first substrate 10 is driving electrodes, i.e. pass through drive
Dynamic circuit (not provided in figure) transmits touch-control drive signal to driving electrodes (the first touch control electrode and second touch control electrode), herein
In the case of kind, in addition to the detecting electrode 51 to be intersected with driving electrodes, detecting electrode 51 are located at the base of first substrate 10 and second
Between plate 50；Or, when the touch control electrode 23 on first substrate 10 is detecting electrode (the first touch control electrode and the second touch-control electricity
Pole) when, i.e. the drive signal recognized on detecting electrode 51 is detected by drive circuit (not provided in figure), in such a feelings
Under condition, in addition to intersect driving electrodes with detecting electrode 51, driving electrodes are between first substrate and second substrate.
It should be noted that in Fig. 4 between first substrate 10 and second substrate 50 detecting electrode 51 (or driving electricity
Pole) second substrate 50 is not limited to towards on the side of first substrate 10, first substrate 10 is may be located on towards the second base
On the side of plate 50.
In embodiments of the present invention, the touch control electrode of transparent conductive film layer is divided into the first touch control electrode and the second touch-control electricity
Pole, wherein, touch control electrode is located in the viewing area of contact panel, and the cabling area of contact panel has the letter of transmission touching signals
Number line, the signal wire include the first signal wire and secondary signal line, and the first signal wire is set with metal level with layer, and the first letter
Number line electrically connects with the first touch control electrode of contact panel；Secondary signal line is set with transparent conductive film layer with layer, and the second letter
Number line electrically connects with the second touch control electrode of contact panel；It is arranged on first signal wire and secondary signal of the first substrate just as side
The projection of line in vertical direction is least partially overlapped.Using this programme, will will be provided entirely in the prior art on metal level
Periphery cabling be separately positioned on metal level and transparent conductive film layer on so that the situation that periphery cabling quantity is constant
Under, the signal wire overall width in contact panel periphery cabling area is substantially reduced, so as to overcome signal wire beam overall in the prior art
Limitation possessed by degree, realize preferable narrow frame effect.
Based on the inventive concept of above-described embodiment 1, according to the first signal wire 251 and the different cloth of secondary signal line 252
Office, the embodiment of the present invention at least also includes following several embodiments, referring specifically to embodiment 2 and embodiment 3.
As Fig. 5 a, 5b show another contact panel provided in an embodiment of the present invention, wherein, Fig. 5 a are in contact panel
The overlooking the structure diagram of transparent conductive film layer 13, Fig. 5 b are the plan structure of metal level 11 corresponding with transparent conductive film layer in Fig. 5 a
Schematic diagram.
Another contact panel provided in an embodiment of the present invention, wherein, contact panel includes viewing area 22 and positioned at display
The periphery cabling area 21 on the periphery of area 22, and cabling area 21 includes the signal wire of a plurality of transmission touching signals, of the invention real
Apply in example, the signal wire is divided into by the first signal wire 251 and the second letter according to the location of signal wire (not shown)
Number line 252.Wherein, the first signal wire 251 is set with metal level 11 with layer, as shown in Figure 5 b；Secondary signal line 252 is led with transparent
Electrolemma layer 13 is set with layer, as shown in Figure 5 a.
Further, as shown in Figure 5 a, the transparent conductive film layer 13 includes touch control electrode 23, according to touch control electrode 23
Position, touch control electrode 23 is divided for the first touch control electrode 231 and second touch control electrode 232.
Further, as shown in Figure 5 a, secondary signal line 252 is set with transparent conductive film layer 13 with layer, and secondary signal
Line 252 electrically connects with the first touch control electrode 231 in transparent conductive film layer 13.
Further, as shown in Figure 5 b, the first signal wire 251 is set with metal level 11 with layer, according to Fig. 2 it was determined that
Transparent conductive film layer 13 is located at the top of metal level 11, and is provided with insulating barrier between transparent conductive film layer 13 and metal level 11
12, and the first via 121 is additionally provided with the insulating barrier 12, the first signal wire 251 passes through the first via on insulating barrier 12
121 electrically connect with transparent conductive film layer 13 with the second touch control electrode 232 that layer is set.
Further, as shown in Figure 5 b, contact panel also includes drive circuit 24, and drive circuit 24 has multiple terminals
(not shown), wherein, the first signal wire 251 is electrically connected by multiple terminals of drive circuit 24 with drive circuit 24.
Further, the second via 122 is additionally provided with the insulating barrier 12, is set with transparent conductive film layer 13 with layer
Secondary signal line 252 is electrically connected by the second via 122 on the insulating barrier 12 with drive circuit 24.
Further, as shown in figure 5 a and 5b, the region that the first signal wire 251 electrically connects with second touch control electrode 232
For the second area 32 of contact panel, the region that secondary signal line 252 electrically connects with the first touch control electrode 231 is contact panel
First area 31.Wherein, the distance between region of drive circuit 24 on the first area 31 of contact panel and contact panel
More than the distance between region of drive circuit 24 on the second area 32 and contact panel of contact panel.
In embodiments of the present invention, the first signal wire 251 is set with metal level 11 with layer, and is electrically connected with drive circuit 24
Connect, the first signal wire 251 passes through the first via 121 of insulating barrier 12 and the electricity of second touch control electrode 232 of transparent conductive film layer 13
Connection, wherein, the region that the first signal wire 251 electrically connects with the second touch control electrode 232 of transparent conductive film layer 13 is located at touch-control
The second area 32 of panel.Secondary signal line 252 is set with transparent conductive film layer 13 with layer, and secondary signal line 252 is led with transparent
First touch control electrode 231 of electrolemma layer 13 electrically connects, wherein, the second touch-control of secondary signal line 252 and transparent conductive film layer 13
The region that electrode 232 electrically connects is located at the first area 31 of contact panel, the second mistake that secondary signal line 252 passes through insulating barrier 12
Hole 122 electrically connects with drive circuit 24.
More signal lines for including on cabling area 21 and the quantity and secondary signal for distributing to the first signal wire 251
The quantity of line 252 has been described in detail in the embodiment of the present invention 1, will not be repeated here.
In embodiments of the present invention, as shown in figure 5a and 5b, secondary signal line 252 touches with the first of transparent conductive film layer 13
Control electrode 231 is electrically connected, and secondary signal line 252 is electrically connected by the second via 122 of insulating barrier 12 with drive circuit 24；The
One signal wire 251 is electrically connected by the first via 121 of insulating barrier 12 with the second touch control electrode 232 of transparent conductive film layer 13,
And first signal wire 251 electrically connected with drive circuit 24.So the signal wire 251 of secondary signal line 252 and first is in periphery cabling
Projection in area in vertical direction can at least partly overlap.
In embodiments of the present invention, due to the quantity of the first signal wire 251 and secondary signal line 252 be it is essentially equal,
So the projection of the first signal wire 251 and secondary signal line 252 in the cabling area of periphery in vertical direction is completely overlapped.
In embodiments of the present invention, the touch control electrode of transparent conductive film layer is divided into the first touch control electrode and the second touch-control electricity
Pole, wherein, touch control electrode is located in the viewing area of contact panel, and the cabling area of contact panel has the letter of transmission touching signals
Number line, the signal wire include the first signal wire and secondary signal line, and the first signal wire is set with metal level with layer, and the first letter
Number line electrically connects with the first touch control electrode of contact panel；Secondary signal line is set with transparent conductive film layer with layer, and the second letter
Number line electrically connects with the second touch control electrode of contact panel；It is arranged on first signal wire and secondary signal of the first substrate just as side
The projection of line in vertical direction is least partially overlapped.Using this programme, will will be provided entirely in the prior art on metal level
Periphery cabling be separately positioned on metal level and transparent conductive film layer on so that the situation that periphery cabling quantity is constant
Under, the signal wire overall width in contact panel periphery cabling area is substantially reduced, so as to overcome signal wire beam overall in the prior art
Limitation possessed by degree, realize preferable narrow frame effect.
Fig. 6 a, 6b show another such as contact panel provided in an embodiment of the present invention, wherein, Fig. 6 a are in contact panel
The overlooking the structure diagram of transparent conductive film layer 13, Fig. 6 b are the plan structure of metal level 11 corresponding with transparent conductive film layer in Fig. 6 a
Schematic diagram.
Another contact panel provided in an embodiment of the present invention, wherein, contact panel includes viewing area 22 and positioned at display
The periphery cabling area 21 on the periphery of area 22, and the cabling area 21 includes a plurality of signal wire with transmission touching signals, at this
In inventive embodiments, the signal wire is divided into by the first signal wire 251 and secondary signal line according to the location of signal wire
252.Wherein, the first signal wire 251 is located on metal level 11, as shown in Figure 6 b；Secondary signal line 252 is located at transparent conductive film layer
On 13, as shown in Figure 6 a.
In embodiments of the present invention, the first signal wire 251 can be the odd line signal in the signal wire in cabling area 21
The even line signal line in signal wire in line or periphery cabling area 21；Correspondingly, if the first signal wire 251 is week
Odd line signal line in side cabling area 21 in signal wire, then secondary signal line 252 is in periphery cabling area 21 in signal wire
Even line signal line；Wherein, cabling of first signal wire 251 in the upper periphery cabling area 21 of metal level 11 is referring to Fig. 6 a, and second
Cabling of the signal wire 252 in the upper periphery cabling area 21 of transparent conductive film layer 13 participates in Fig. 6 b.
Further, the cabling of the first signal wire 251 and secondary signal line 252 in periphery cabling area 21, which is distributed, is specially：
First signal wire 251 is set with metal level 11 with layer, and is electrically connected with drive circuit 24, and the first signal wire 251 is logical
The first via 121 of insulating barrier 12 is crossed to electrically connect with the first touch control electrode 231 of transparent conductive film layer 13；Secondary signal line 252
Set with transparent conductive film layer 13 with layer, the second touch control electrode 232 of secondary signal line 252 and transparent conductive film layer 13 is electrically connected
Connect, secondary signal line 252 is electrically connected by the second via 122 of insulating barrier 12 with drive circuit 24.And first signal wire 251
It is least partially overlapped with projection of the secondary signal line 252 in periphery cabling area 21 in vertical direction.
If the first signal wire 251 is the even line signal line in signal wire, secondary signal line 252 in periphery cabling area 21
It is the odd line signal line in periphery cabling area 21 in signal wire.Wherein, the first signal wire 251 is in the upper periphery cabling of metal level 11
Cabling in area 21 referring to Fig. 7 b, participate in by cabling of the secondary signal line 252 in the upper periphery cabling area 21 of transparent conductive film layer 13
Fig. 7 a.
Further, the cabling of the first signal wire 251 and secondary signal line 252 in periphery cabling area 21, which is distributed, is specially：
First signal wire 251 is set with metal level 11 with layer, and is electrically connected with drive circuit 24, and the first signal wire 251 is logical
The first via 121 of insulating barrier 12 is crossed to electrically connect with the first touch control electrode 231 of transparent conductive film layer 13；Secondary signal line 252
Set with transparent conductive film layer 13 with layer, the second touch control electrode 232 of secondary signal line 252 and transparent conductive film layer 13 is electrically connected
Connect, secondary signal line 252 is electrically connected by the second via 122 of insulating barrier 12 with drive circuit 24.And first signal wire 251
It is least partially overlapped with projection of the secondary signal line 252 in periphery cabling area 21 in vertical direction.
Further, if segment signal line is the signal wire of odd-numbered line in the first signal wire 251, remainder signal wire is
The even line signal line adjacent with odd-numbered line, if the quantity of the first signal wire 251 is equal with the quantity of secondary signal line 252, and
Be located at the second area of contact panel with the position that the first signal wire 251 electrically connects with touch control electrode on contact panel 23, then
The cabling of one signal wire 251 and secondary signal line 252 in periphery cabling area 21, which is distributed, is specially：
First signal wire 251 is set with metal level 11 with layer, and is electrically connected with drive circuit 24, and the first signal wire 251 is logical
The first via 121 of insulating barrier 12 is crossed to electrically connect with the first touch control electrode 231 of transparent conductive film layer 13, wherein, the first signal
Line 251 is located at the first area 31 of contact panel with the region that the first touch control electrode 231 of transparent conductive film layer 13 electrically connects.The
Binary signal line 252 is set with transparent conductive film layer 13 with layer, the second touch-control electricity of secondary signal line 252 and transparent conductive film layer 13
Pole 232 electrically connects, wherein, the region position that secondary signal line 252 electrically connects with the second touch control electrode 232 of transparent conductive film layer 13
In the second area 32 of contact panel, secondary signal line 252 is by the second via 122 of insulating barrier 12, with the electricity of drive circuit 24
Connection.And first the projection in periphery cabling area 21 in vertical direction of signal wire 251 and secondary signal line 252 at least partly
It is overlapping.
Further, if the segment signal line in the first signal wire 251 is the signal wire of odd-numbered line, remainder signal wire
For the even line signal line adjacent with odd-numbered line, if the quantity of the first signal wire 251 is equal with the quantity of secondary signal line 252,
And be located at the first area of contact panel with the position that the first signal wire 251 electrically connects with touch control electrode on contact panel 23, then
First signal wire 251 and secondary signal line 252 periphery cabling area 21 cabling distribution and the signal wire 251 of embodiment 2 first and
Cabling of the secondary signal line 252 in periphery cabling area 21 be specially：
First signal wire 251 is set with metal level 11 with layer, and is electrically connected with drive circuit 24, and the first signal wire 251 is logical
The first via 121 for crossing insulating barrier 12 electrically connects with the second touch control electrode 232 of transparent conductive film layer 13, wherein, the first signal
The region that line 251 electrically connects with the second touch control electrode 232 of transparent conductive film layer 13 is located at the second area 32 of contact panel.The
Binary signal line 252 is set with transparent conductive film layer 13 with layer, the first touch-control electricity of secondary signal line 252 and transparent conductive film layer 13
Pole 231 electrically connects, wherein, the region position that secondary signal line 252 electrically connects with the second touch control electrode 232 of transparent conductive film layer 13
In the first area 31 of contact panel, secondary signal line 252 is by the second via 122 of insulating barrier 12, with the electricity of drive circuit 24
Connection.And first the projection in periphery cabling area 21 in vertical direction of signal wire 251 and secondary signal line 252 at least partly
It is overlapping.
The embodiment of the present invention is to the signal wire in the first signal wire 251 and the corresponding periphery cabling area 21 of secondary signal line 252
Middle odd line signal line or even line signal line be not further to be limited.
Further, in embodiments of the present invention, no matter the corresponding periphery of the first signal wire 251 and secondary signal line 252 is walked
Odd line signal line or even line signal line in signal wire in line area 21, the first signal wire 251 exist with secondary signal line 252
Projection in the cabling area of periphery in vertical direction can at least partly overlap.
Based on same inventive concept, the embodiment of the present invention also provides a kind of touch control display apparatus, and touch control display apparatus includes
Contact panel in the embodiment of the present invention.
Further, the touch control display apparatus can be：Mobile phone, tablet personal computer, display, to compare this computer etc. any
Product or part with display function.
A kind of preparation method of contact panel provided in an embodiment of the present invention is illustrated in figure 8, this method includes：
Step 101, provide first substrate；
Step 102, the forming metal layer on surface in first substrate, patterned metal layer, form the first signal wire；
Step 103, insulating barrier is formed on the surface of metal level, patterned insulation layer, form the first mistake on the insulating layer
Hole and the second via,
Step 104, transparent conductive film layer is formed on the insulating layer, patterned transparent conductive film layer, form the first touch-control electricity
Pole, second touch control electrode and secondary signal line, wherein, the first signal wire is electrically connected with the first touch control electrode by the first via,
Secondary signal line electrically connects with second touch control electrode, and is arranged on the first signal wire and secondary signal of contact panel phase homonymy
Projection of the line in first substrate vertical direction is least partially overlapped.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or using the present invention.
A variety of modifications to these embodiments are it will be apparent that as defined herein one for those skilled in the art
As principle can realize in other embodiments without departing from the spirit or scope of the present invention.Therefore, the present invention will
Embodiment illustrated herein will not be restricted to, and is to fit to consistent with principles disclosed herein and features of novelty most wide
Scope.
Claims (13)
- A kind of 1. contact panel, it is characterised in that including：First substrate, metal level, the transparent conductive film layer being arranged on the first substrate, the touch-control of the transparent conductive film layer Electrode includes the first touch control electrode and second touch control electrode；The contact panel includes viewing area and is located at the viewing area around the cabling area of the viewing area, the touch control electrode Interior, the cabling area has a signal wire of transmission touching signals, and the signal wire includes at least one the first signal wires and at least One secondary signal line, first signal wire electrically connect with the metal level, and first signal wire touches with described first Control electrode electrical connection；The secondary signal line electrically connects with the transparent conductive film layer, and the secondary signal line and described the Two touch control electrodes electrically connect；First signal wire of the first substrate phase homonymy is arranged on the secondary signal line in institute The projection stated in first substrate vertical direction is least partially overlapped；Wherein, first signal wire is obtained by patterning the metal level, and the secondary signal line is to pass through pattern Change what the transparent conductive film layer obtained；The length of the most short cabling of first signal wire, more than the secondary signal line The length of most long cabling；Wherein, the region that first signal wire electrically connects with first touch control electrode is first area, the secondary signal The region that line electrically connects with the second touch control electrode is second area；The distance between drive circuit region is more than described on the first area of the contact panel and the contact panel The distance between drive circuit region on the second area of contact panel and the contact panel.
- 2. contact panel as claimed in claim 1, it is characterised in that first signal wire is set with the metal level with layer, The secondary signal line is set with the transparent conductive film layer with layer.
- 3. contact panel as claimed in claim 1, it is characterised in that the metal level and the electrically conducting transparent in the cabling area Insulating barrier is additionally provided between layer, there is the first via on the insulating barrier；First signal wire is electrically connected by first via with first touch control electrode.
- 4. contact panel as claimed in claim 1, it is characterised in that the metal level and the electrically conducting transparent in the cabling area Insulating barrier is additionally provided between layer, there is the second via on the insulating barrier；When the secondary signal line is located at the second area of the contact panel, pass through the second via on the insulating barrier and institute State the drive circuit electrical connection on contact panel；OrWhen the secondary signal line is located at the first area of the contact panel, pass through the second via on the insulating barrier and institute State the drive circuit electrical connection on contact panel.
- 5. contact panel as claimed in claim 1, it is characterised in thatThe quantity of first signal wire is equal with the quantity of the secondary signal line.
- 6. contact panel as claimed in claim 1, it is characterised in thatFirst signal wire is the signal wire of odd-numbered line, and the secondary signal line is the signal wire of even number line；OrFirst signal wire is the signal wire of even number line, and the secondary signal line is the signal wire of odd-numbered line；OrThe part signal wire in first signal wire is the signal wire of odd-numbered line, and remainder signal wire is even number The capable signal wire, the part signal wire in the secondary signal line are the signal wire of odd-numbered line, remainder Signal wire is the signal wire of even number line.
- 7. contact panel as claimed in claim 1, it is characterised in thatThe touch control electrode is driving electrodes, in addition to the detecting electrode intersected with the driving electrodes, the detecting electrode with The driving electrodes are the same as layer insulation set or stacking insulation set；OrThe touch control electrode is detecting electrode, in addition to the driving electrodes intersected with the detecting electrode, the driving electrodes with The detecting electrode is the same as layer insulation set or stacking insulation set.
- 8. contact panel as claimed in claim 1, it is characterised in thatAlso include second substrate, the second substrate is oppositely arranged with the first substrate；The touch control electrode is driving electrodes, in addition to the detecting electrode intersected with the driving electrodes, the detecting electrode position Between the first substrate and the second substrate；OrThe touch control electrode is detecting electrode, in addition to the driving electrodes intersected with the detecting electrode, the driving electrodes position Between the first substrate and the second substrate.
- 9. contact panel as claimed in claim 8, it is characterised in thatThe second substrate is tft array substrate.
- 10. the contact panel as described in any one of claim 1~9, it is characterised in thatThe material of the metal level includes the one or more in molybdenum, aluminium, neodymium, silver and copper.
- 11. the contact panel as described in any one of claim 1~9, it is characterised in thatThe material of the transparent conductive film layer includes one kind in tin indium oxide, indium zinc oxide, tin oxide, indium oxide, zinc oxide It is or a variety of.
- 12. a kind of touch control display apparatus, it is characterised in that including contact panel as claimed in any one of claims 1 to 9 wherein.
- A kind of 13. preparation method of contact panel, it is characterised in that including：First substrate is provided；In the forming metal layer on surface of the first substrate, the metal level is patterned, forms the first signal wire；Insulating barrier is formed on the surface of the metal level, patterns the insulating barrier, the first mistake is formed on the insulating barrier Hole and the second via, the first signal wire described in the first via expose portion, the second via expose portion drive circuit Terminal；Transparent conductive film layer is formed on the insulating barrier, patterns the transparent conductive film layer, forms the first touch control electrode, the Two touch control electrodes and secondary signal line, first signal wire are electrically connected with first touch control electrode by first via Connect, the secondary signal line electrically connects with the second touch control electrode, and is arranged on the described of the contact panel phase homonymy Projection of first signal wire with the secondary signal line in the first substrate vertical direction is least partially overlapped；Wherein, institute The length of the most short cabling of the first signal wire is stated, more than the length of the most long cabling of the secondary signal line；Wherein, the region that first signal wire electrically connects with first touch control electrode is first area, the secondary signal The region that line electrically connects with the second touch control electrode is second area；The distance between drive circuit region is more than described on the first area of the contact panel and the contact panel The distance between drive circuit region on the second area of contact panel and the contact panel.
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| CN105653087B (en) * | 2015-12-25 | 2019-04-16 | 上海中航光电子有限公司 | A kind of display panel and display device |
| CN105929998B (en) * | 2016-04-19 | 2019-02-22 | 昆山龙腾光电有限公司 | Touch-control display panel and its manufacturing method |
| CN105975123B (en) * | 2016-04-28 | 2019-04-05 | 昆山龙腾光电有限公司 | Touch control display apparatus |
| CN106462307A (en) | 2016-07-04 | 2017-02-22 | 京东方科技集团股份有限公司 | Touch control substrate, manufacturing method thereof, touch control display panel comprising touch control substrate and touch control display device comprising touch control substrate |
| CN106201106B (en) * | 2016-07-29 | 2019-03-19 | 上海天马微电子有限公司 | A kind of touch-control display panel |
| CN106293298B (en) * | 2016-08-15 | 2018-11-20 | 京东方科技集团股份有限公司 | Touch display substrate and preparation method thereof, touch control display apparatus |
| CN106468972B (en) * | 2016-08-31 | 2020-07-24 | 京东方科技集团股份有限公司 | Touch substrate, manufacturing method thereof and touch device |
| CN106775124B (en) * | 2017-01-20 | 2022-09-16 | 上海天马微电子有限公司 | Touch display panel and display device |
| CN106873835B (en) * | 2017-02-23 | 2020-05-05 | 武汉华星光电技术有限公司 | Touch panel, manufacturing method thereof and touch display screen |
| CN107272975A (en) * | 2017-05-09 | 2017-10-20 | 深圳欧菲光科技股份有限公司 | Contact panel and display device |
| CN107168582B (en) * | 2017-05-25 | 2019-11-12 | 上海天马微电子有限公司 | A kind of touch-control display panel |
| CN107229374B (en) * | 2017-07-20 | 2020-01-03 | 武汉华星光电技术有限公司 | Touch display panel |
| KR102526215B1 (en) * | 2017-10-27 | 2023-04-26 | 엘지디스플레이 주식회사 | Touch panel and display device including the same |
| CN108446057A (en) * | 2018-03-05 | 2018-08-24 | 业成科技（成都）有限公司 | Touch panel and touch control display apparatus |
| CN108897445A (en) * | 2018-05-15 | 2018-11-27 | 京东方科技集团股份有限公司 | Touch control display apparatus, touch-control display panel and its manufacturing method |
| CN108776555B (en) * | 2018-07-20 | 2020-06-16 | 武汉华星光电半导体显示技术有限公司 | Touch display panel and preparation method thereof |
| CN109448616A (en) * | 2018-12-21 | 2019-03-08 | 厦门天马微电子有限公司 | Display panel and display device |
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| CN109828691B (en) | 2019-02-01 | 2023-06-20 | 华为技术有限公司 | Touch screen for narrow-frame electronic equipment and electronic equipment |
| CN110289289B (en) * | 2019-06-24 | 2021-04-20 | 昆山国显光电有限公司 | Display panel and display device |
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| CN110673763B (en) * | 2019-09-30 | 2024-01-23 | 京东方科技集团股份有限公司 | Touch panel and positioning method of touch signal |
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Effective date of registration: 20220316 Address after: No.8 liufangyuan Road, Dongyi Industrial Park, Donghu New Technology Development Zone, Wuhan, Hubei Province Patentee after: WUHAN TIANMA MICRO-ELECTRONICS Co.,Ltd. Patentee after: Wuhan Tianma Microelectronics Co.,Ltd. Shanghai Branch Patentee after: Tianma Micro-Electronics Co.,Ltd. Address before: Room 509, building 1, 6111 Longdong Avenue, Pudong New Area, Shanghai 201201 Patentee before: SHANGHAI TIANMA AM-OLED Co.,Ltd. Patentee before: Tianma Microelectronics Co., Ltd |