CN101907965B - Capacitance type touch control display panel and capacitance type touch control substrate - Google Patents
Capacitance type touch control display panel and capacitance type touch control substrate Download PDFInfo
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- CN101907965B CN101907965B CN2010102691947A CN201010269194A CN101907965B CN 101907965 B CN101907965 B CN 101907965B CN 2010102691947 A CN2010102691947 A CN 2010102691947A CN 201010269194 A CN201010269194 A CN 201010269194A CN 101907965 B CN101907965 B CN 101907965B
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Abstract
The invention discloses a capacitance type touch control display panel which comprises a display panel, a touch control sensing unit and a plurality of floating grid electrostatic protection elements, wherein the display panel comprises a sensing area; the touch control sensing unit is arranged in the sensing area of the display panel and comprises a plurality of first sensing tandems arranged along a first direction and a plurality of second sensing tandems arranged along a second direction; each first sensing tandem comprises a plurality of first sensing pads which are mutually and electrically connected, and each second sensing tandem comprises a plurality of second sensing pads which are mutually and electrically connected; the floating grid electrostatic protection elements are arranged in the sensing area of the display panel; and each floating grid electrostatic protection element is arranged between two first sensing pads which are adjacent but not electrically connected and two second sensing pads which are adjacent but not electrically connected. The floating grid electrostatic protection elements are arranged in the sensing area, thus the electrostatic protection capacity of the capacitance type touch control display panel can be effectively improved.
Description
Technical field
The present invention system refers to a kind of capacitance type touch control display panel and capacitance type touch control substrate that floating grid electrostatic protection or diode electrostatic protection element are set especially about a kind of capacitance type touch control display panel and a kind of capacitance type touch control substrate in sensing area.
Background technology
In the market of various consumption electronic products now, portable electronic products such as mobile phone (mobile phone), satellite navigation system (GPS) and digit audio-visual player use contact panel (touch panel) to link up interface as man-machine data widely.Because it is compact that the design of consumption electronic products is at present stressed, in product design, hope can save traditional input medias such as the button that takes up space and slide-mouse, so the employing touch control manner is imported.In addition, along with the release of touch-control operating system software, be expected another ripple demand that drives contact panel.
Contact panel now is a main flow with capacitance type touch-control panel (capacitive touch panel) mainly; Yet regular meeting in the processing procedure of capacitance type touch-control panel or in the use produces static charge (electrostatic charge because of friction or other factors; ESD); And too much static charge possibly cause the damage of touch-control sensing unit, and reduce the yield and the fiduciary level of capacitance type touch-control panel.
Summary of the invention
One of the object of the invention is to provide a kind of capacitance type touch control display panel and a kind of capacitance type touch control substrate, to promote antistatic capacity.
A preferred embodiment of the present invention provides a kind of capacitance type touch control display panel, comprises a display panel, a touch-control sensing unit and a plurality of floating grid electrostatic protection.Display panel comprises a sensing area.Touch-control sensing unit is arranged in the sensing area of display panel, and touch-control sensing unit comprises first sensing serials that many edges one first directions is provided with, and many second sensing serials that edge one second direction is provided with.Each first sensing serials comprises a plurality of first sensor pads that are electrically connected each other, and each second sensing serials comprises a plurality of second sensor pads that are electrically connected each other.Floating grid electrostatic protection is arranged in the sensing area of display panel; Wherein each floating grid electrostatic protection is arranged at adjacent but two first sensor pads not being electrically connected with adjacent but between two second sensor pads not being electrically connected; Each described floating grid electrostatic protection comprises a conductive pattern layer, a dielectric layer and semiconductor patterned layer, and the described semiconductor pattern layer of each described floating grid electrostatic protection contact and the part overlapping with adjacent but two described first sensor pads not being electrically connected and with two described second sensor pads adjacent but that be not electrically connected respectively.
Another preferred embodiment of the present invention provides a kind of capacitance type touch control substrate, comprises a substrate, a touch-control sensing unit and a plurality of floating grid electrostatic protection.Substrate has a sensing area.Touch-control sensing unit is arranged in the sensing area of substrate, and touch-control sensing unit comprises first sensing serials that many edges one first directions is provided with, and many second sensing serials that edge one second direction is provided with.Each first sensing serials comprises a plurality of first sensor pads that are electrically connected each other, and each second sensing serials comprises a plurality of second sensor pads that are electrically connected each other.Floating grid electrostatic protection is arranged in the sensing area of substrate, and wherein each floating grid electrostatic protection system is provided with and is positioned between adjacent but two first sensor pads not being electrically connected and adjacent but two second sensor pads not being electrically connected.
Another preferred embodiment of the present invention provides a kind of capacitance type touch control display panel, comprises a display panel, a touch-control sensing unit and a plurality of diode electrostatic protection element.Display panel comprises a sensing area.Touch-control sensing unit is arranged in the sensing area of display panel, and touch-control sensing unit comprises first sensing serials that many edges one first directions is provided with, and many second sensing serials that edge one second direction is provided with.Each first sensing serials comprises a plurality of first sensor pads that are electrically connected each other, and respectively this second sensing serials comprises a plurality of second sensor pads that are electrically connected each other.The diode electrostatic protection element is arranged in the sensing area of display panel; Wherein each diode electrostatic protection element system is arranged between first sensor pad and second sensor pad adjacent but electrical connection at least, and each diode electrostatic protection element comprises at least one transistor unit.
Another preferred embodiment of the present invention provides a kind of capacitance type touch control substrate, comprises a substrate, a touch-control sensing unit and a plurality of diode electrostatic protection element.Substrate has a sensing area.Touch-control sensing unit is arranged in the sensing area of substrate, and touch-control sensing unit comprises first sensing serials that many edges one first directions is provided with, and many second sensing serials that edge one second direction is provided with.Each first sensing serials comprises a plurality of first sensor pads that are electrically connected each other, and each second sensing serials comprises a plurality of second sensor pads that are electrically connected each other.The diode electrostatic protection element is arranged in the sensing area of substrate; Wherein each diode electrostatic protection element is provided with between this first sensor pad and this second sensor pad adjacent but electrical connection, and each diode electrostatic protection element comprises at least one transistor unit.
Because capacitive touch device of the present invention is provided with floating grid electrostatic protection in sensing area, therefore can effectively increase the antistatic capacity of capacitive touch device.
Description of drawings
Fig. 1 has illustrated the synoptic diagram of the capacitive touch device of a preferred embodiment of the present invention.
Fig. 2 illustrated present embodiment the sensing area floating grid electrostatic protection on look synoptic diagram.
Fig. 3 has illustrated the diagrammatic cross-section of the sensing area floating grid electrostatic protection of present embodiment along the A-A ' hatching line of Fig. 2.
Fig. 4 has illustrated the diagrammatic cross-section of the sensing area floating grid electrostatic protection of another embodiment of the present invention.
Fig. 5 and Fig. 6 have illustrated the synoptic diagram of the intersection region electrostatic protection element of the present invention's one preferred embodiment.
Fig. 7 has illustrated the synoptic diagram of the intersection region electrostatic protection element of another preferred embodiment of the present invention.
Fig. 8 has illustrated the synoptic diagram of the intersection region electrostatic protection element of the present invention's one preferred embodiment.
Fig. 9 has illustrated the synoptic diagram of the intersection region electrostatic protection element of another preferred embodiment of the present invention.
Figure 10 has illustrated the synoptic diagram of the capacitive touch device of the present invention's one preferred embodiment.
Figure 11 has illustrated the synoptic diagram of the capacitive touch device of another preferred embodiment of the present invention.
Figure 12 has illustrated the synoptic diagram of the capacitive touch device of the another preferred embodiment of the present invention.
Figure 13 has illustrated the synoptic diagram of the sensing area diode electrostatic protection element of a preferred embodiment of the present invention.
Figure 14 has illustrated the diagrammatic cross-section of the sensing area diode electrostatic protection element of present embodiment along the B-B ' hatching line of Figure 13.
Figure 15 has illustrated the synoptic diagram of the sensing area diode electrostatic protection element of another preferred embodiment of the present invention.
Figure 16 has illustrated the synoptic diagram of the sensing area diode electrostatic protection element of another preferred embodiment of the present invention.
Figure 17 has illustrated the synoptic diagram of the sensing area diode electrostatic protection element of another preferred embodiment of the present invention.
Figure 18 has illustrated the synoptic diagram of the intersection region diode electrostatic protection element of another preferred embodiment of the present invention.
The main element symbol description:
10 capacitive touch devices, 12 display panels
12C connection gasket district 121 array base paltes
122 colored filter substrates, 123 liquid crystal layers
12A first surface 12B second surface
14 touch-control sensing units, 16 first sensing serials
The 16S first sensor pad 16B bridging line
18 second sensing serials 18S, second sensor pad
22 conductive pattern layer, 24 dielectric layers
26 semiconductor pattern layers, 28 insulation course
30 connecting lines, 32 protective rings
341 grids, 342 source/drains
343 source/drains, 36 connection gaskets
38 connection gasket district electrostatic protection element 38T discharge tip
15 chromatic filter layer S assisting base plates
50 diode electrostatic protection elements, 52 grids
54 dielectric layers, 56 semiconductor pattern layers
581 first source/drains, 582 second source/drains
60 diode electrostatic protection elements, 621 first grids
622 second grids, 661 first semiconductor pattern layers
662 second semiconductor pattern layers, 681 first source/drain
682 second source/drains 683 the 3rd source/drain
70 diode electrostatic protection elements, 721 first grids
722 second grids, 76 semiconductor pattern layers
781 first source/drains, 782 second source/drains
783 the 3rd source/drains 784 the 4th source/drain
80 diode electrostatic protection elements, 821 first grids
822 second grids, 861 first semiconductor pattern layers
862 second semiconductor pattern layers, 881 first source/drain
882 second source/drains 883 the 3rd source/drain
884 the 4th source/drains, 90 diode electrostatic protection elements
921 first grids, 922 second grids
961 first semiconductor pattern layers, 962 second semiconductor pattern layer
981 first source/drains, 982 second source/drains
983 the 3rd source/drains, 984 1 4th source/drains
e
-Negative charge h
+Positive charge
16S1, the 16S2 first sensor pad 18S1,1,8S2 second sensor pad
Embodiment
Have the knack of under the present invention the general art of technical field and can further understand the present invention for making, the hereinafter spy enumerates preferred embodiment of the present invention, and cooperate appended graphic, specify constitution content of the present invention and the effect desiring to reach.
Please refer to Fig. 1.Fig. 1 has illustrated the synoptic diagram of the capacitive touch device of a preferred embodiment of the present invention.Fig. 1 is merely signal to be easier to understand the present invention, and its detailed ratio can be adjusted according to the demand of design.In the present embodiment; Capacitive touch device can be one and has the capacitance type touch control display panel that dual-use function was imported and shown to touch-control; That is capacitance touching control sensing cell system is integrated in a display panel for example in the processing procedure of a display panels, but not as limit.For example, capacitive touch device also can have the capacitance type touch control substrate of touch-control input function merely, and attaching mode capable of using and a display panel combination and form a capacitance type touch control display panel.As shown in Figure 1, the capacitive touch device 10 of present embodiment comprises that a display panel 12, a touch-control sensing unit 14 are arranged on the display panel 12, and a plurality of electrostatic protection element for example floating grid electrostatic protection 20 be arranged on the display panel 12.Define a sensing area (sensing region) 12S on the display panel 12.What be worth explanation is if capacitive touch device 10 is for having the capacitance type touch control substrate of touch-control input function merely; Then display panel 12 can be by a substrate or a base material; For example a glass substrate, a plastic substrate or a printed circuit board (PCB) etc. are replaced, and are applied on other device that needs the touch-control input.Touch-control sensing unit 14 is to be arranged in the sensing area 12S of display panel 12; And touch-control sensing unit 14 comprises first sensing serials 16 that many edges one first direction (like the vertical direction of Fig. 1) is provided with, and second sensing serials 18 of many edge one second directions (horizontal direction as shown in Figure 1) setting.Each first sensing serials 16 comprises a plurality of first sensor pad 16S that are electrically connected each other; And each second sensing serials 18 comprises a plurality of second sensor pad 18S that are electrically connected each other; By this when carrying out the touch-control input; User's finger or other input media can form electric capacity with the corresponding part first sensor pad 16S and the second sensor pad 18S, and reach the effect of touch-control input.Floating grid electrostatic protection 20 is to be arranged in the sensing area 12S, and each floating grid electrostatic protection 20 is to be provided with respectively at adjacent but two first sensor pad 16S not being electrically connected with adjacent but between two the second sensor pad 18S not being electrically connected.Floating grid electrostatic protection 20 has antistatic protection function, and hereinafter will detail the structure and the electrostatic defending principle thereof of floating grid electrostatic protection 20.
Please continue with reference to figure 2 and Fig. 3, it is positioned at the regional enlarged diagram of floating grid electrostatic protection for Fig. 1, and in the lump with reference to figure 1.Fig. 2 illustrated present embodiment the sensing area floating grid electrostatic protection on look synoptic diagram, Fig. 3 has illustrated the diagrammatic cross-section of the sensing area floating grid electrostatic protection of present embodiment along the A-A ' hatching line of Fig. 2.Like Fig. 2 and shown in Figure 3; Each floating grid electrostatic protection 20 comprises a conductive pattern layer (a for example metal pattern layer) 22, one dielectric layer 24, semiconductor patterned layer (a for example amorphous silicon layer) 26, connects the first adjacent sensor pad 16S or the second sensor pad 18S.In addition, an insulation course 28 can be covered on floating grid electrostatic protection 20 and the adjacent first sensor pad 16S and the second sensor pad 18S, reaches the effect of protection.The semiconductor pattern layer 26 of each floating grid electrostatic protection 20 contact and the part overlapping with adjacent but two first sensor pad 16S not being electrically connected and with two second sensor pad 18S adjacent but that be not electrically connected respectively.Conductive pattern layer 22 partly overlaps with the first sensor pad 16S and the second sensor pad 18S respectively.In the present embodiment; Conductive pattern layer 22 be positioned on the display panel 12, dielectric layer 24 be positioned on the conductive pattern layer 22, semiconductor pattern layer 26 be positioned on the dielectric layer 24, the first sensor pad 16S and second sensor pad 18S system is positioned on the semiconductor pattern layer 26, and insulation course 28 is to be covered on the first sensor pad 16S, the second sensor pad 18S and the semiconductor pattern layer 26.The material of dielectric layer 24 can be the dielectric material of various organic or inorganic, and is preferable with the low-k dielectric material, can reduce the infringement that static possibly cause by this.In addition, the thickness of dielectric layer 24 can optionally adjust, and dielectric layer 24 also can be made into patterned layer, reaches to cover conductive pattern layer 22 and get final product.In the floating grid electrostatic protection 20 of present embodiment; Conductive pattern layer 22 is that effect, the dielectric layer 24 of performance grid is that effect, the semiconductor pattern layer 26 of performance gate dielectric is the usefulness as passage, adjacent but two first sensor pad 16S not being electrically connected and with adjacent but two second sensor pad 18S not being electrically connected then as source/drain.Setting by floating grid electrostatic protection 20; When capacitive touch device 10 because of friction or other can not expectational factor make electrostatic charges accumulated during at touch-control sensing unit 14; A large amount of static charges can be brought out the unlatching of (induce) floating grid electrostatic protection 20; That is to say that the first sensor pad 16S or the second sensor pad 18S go up a large amount of static charges conductive pattern layer 22 that can be coupled and form current potentials, thereby open semiconductor pattern layer 26, make floating grid electrostatic protection 20 be able to open.The static charge that be accumulated in certain the specific first sensor pad 16S or the second sensor pad 18S this moment can conduct to the first adjacent sensor pad 16S or the second sensor pad 18S apace; And if the amount of static charge still too much the time, adjacent floating grid electrostatic protection 20 still can be brought out and opened and static charge is continued to first adjacent sensor pad 16S or second sensor pad 18S conduction.Thus, can avoid the excessive static will be in order to connecting the bridging line 16B of adjacent two first sensor pad 16S, or blow, and reach the effect of electrostatic defending in order to the bridging line 18B that connects adjacent two second sensor pad 18S.
In the above-described embodiments; The conductive pattern layer 22 of floating grid electrostatic protection 20 be positioned on the display panel 12, dielectric layer 24 be positioned on the conductive pattern layer 22, semiconductor pattern layer 26 is to be positioned on the dielectric layer 24, and the first sensor pad 16S and second sensor pad 18S system are positioned on the semiconductor pattern layer 26.Conductive pattern layer 22 is optionally made with the bridging line 18B between second sensor pad together; Dielectric layer 24 is optionally made with the dielectric layer (figure does not show) of bridging line 18B between bridging line 16B; So can simplify processing procedure, reduce cost of manufacture, but not as limit.The structure of floating grid electrostatic protection of the present invention is implemented the appearance attitude not as limit and can have other.Please refer to Fig. 4, and in the lump with reference to figure 1.Fig. 4 has illustrated the diagrammatic cross-section of the sensing area floating grid electrostatic protection of another embodiment of the present invention.As shown in Figure 4, the semiconductor pattern layer 26 of each floating grid electrostatic protection 20 be positioned on the display panel 12, dielectric layer 24 is to be positioned at that semiconductor pattern layer 26, the first sensor pad 16S and the second sensor pad 18S (Fig. 4 does not show) go up, conductive pattern layer 22 is to be positioned on the dielectric layer 24.
From the above; Utilization of the present invention is arranged at floating grid electrostatic protection 20 in the sensing area 12S provides capacitive touch device 10 required electrostatic protection effect; But capacitive touch device 10 of the present invention can be in the periphery of display panel 12; The extra again electrostatic protection element that is provided with in intersection region and connection gasket regioselectivity ground for example is with further reinforcement electrostatic protection effect.Please refer to Fig. 5 and Fig. 6, and in the lump with reference to figure 1.Fig. 5 and Fig. 6 have illustrated the synoptic diagram of the intersection region electrostatic protection element of the present invention's one preferred embodiment; Wherein Fig. 5 illustrated present embodiment the intersection region electrostatic protection element on look synoptic diagram, Fig. 6 has illustrated the diagrammatic cross-section of the intersection region electrostatic protection element of present embodiment along the B-B ' hatching line of Fig. 5.Shown in 1 figure; The display panel 12 of capacitive touch device 10 comprises that in addition an intersection region (fan out region or conductivewire region) 12F, many connecting lines 30 are arranged in the intersection region 12F, a protective ring (guard ring) 32 is arranged in the intersection region 12F, and a plurality of intersection region electrostatic protection element 34.Connecting line 30 is electrically connected first sensing serials 16 and second sensing serials 18 respectively, in order to transmit the received signal of touch-control sensing unit 14.Each intersection region electrostatic protection element 34 is electrically connected and is electrically connected with protective ring 32 with a corresponding connecting line 30 respectively.Like Fig. 1, Fig. 5 and shown in Figure 6; In the present embodiment; Intersection region electrostatic protection element 34 is to be the diode electrostatic protection element; It comprises a transistor unit or a plurality of transistor unit, and wherein transistor unit comprises a grid 341, a dielectric layer 24, semiconductor patterned layer 26, two source/drains 342,343 and insulation courses 28.Source/drain 342 is to be electrically connected with corresponding first sensing serials 16 or second sensing serials 18, and source/drain 343 then is electrically connected with grid 341 and protective ring 32.By above-mentioned connected mode, transistor unit can have the characteristic of diode element, and the intersection region electrostatic protection element 34 of present embodiment can be brought into play the electrostatic defending effect by this.
Please again with reference to figure 7, and in the lump with reference to figure 1.Fig. 7 has illustrated the synoptic diagram of the intersection region electrostatic protection element of another preferred embodiment of the present invention.Like Fig. 1 and shown in Figure 7; The intersection region electrostatic protection element 34 of present embodiment also can be a floating grid electrostatic protection; It comprises a grid 341, a dielectric layer 24, semiconductor patterned layer 26, two source/drains 342; 343 and one insulation course 28, wherein source/drain 342 is to be electrically connected with corresponding first sensing serials 16 or second sensing serials 18, and source/drain 343 and protective ring 32 are electrically connected.Be different from previous embodiment, the source/drain 343 of the intersection region electrostatic protection element 34 of present embodiment is not electrically connected with grid 341, but can effectively bring into play the electrostatic defending effect equally by the floating grid electrostatic protection that above-mentioned connected mode forms.
Please refer to Fig. 8, and in the lump with reference to figure 1.Fig. 8 has illustrated the synoptic diagram of the intersection region electrostatic protection element of the present invention's one preferred embodiment.Shown in 1 figure; The display panel 12 of capacitive touch device 10 comprises that in addition a connection gasket district (contact pad region) 12C, a plurality of connection gasket 36 are arranged in the connection gasket district 12C, and a plurality of connection gaskets district electrostatic protection element 38 is arranged in the connection gasket district 12C.Each connection gasket 36 is electrically connected with a corresponding connecting line 30 respectively, and each connection gasket district electrostatic protection element 38 is electrically connected with a corresponding connection gasket 36 respectively.Like Fig. 1 and shown in Figure 8; The connection gasket district electrostatic protection element 38 of present embodiment comprises a discharge tip (discharging tip) 38T; And protective ring 32 also comprises a plurality of discharge tip 32T, and the discharge tip 38T with each connection gasket district electrostatic protection element 38 is oppositely arranged respectively, and by discharge tip 38T; The design of 32T; The static charge that is accumulated in connection gasket 36 can effectively be conducted to protective ring 32, and protective ring 32 can be derived electric charge via ground connection or other electrostatic discharge protection circuit again, reaches the effect of electrostatic defending.
Please refer to Fig. 9.Fig. 9 has illustrated the synoptic diagram of the intersection region electrostatic protection element of another preferred embodiment of the present invention.As shown in Figure 9, be different from previous embodiment, in the present embodiment, connection gasket district electrostatic protection element 38 is directly to be electrically connected with protective ring 32, therefore has electrostatic protection effect equally.Therefore in addition, connection gasket district electrostatic protection element 38 is cut off in follow-up with the meeting that is electrically connected of protective ring 32, can't make when being used as and produces short circuit problem between each connection gasket 36 in that capacitive touch device is actual.
As previously mentioned; Capacitive touch device of the present invention can be one and has the capacitance type touch control display panel that dual-use function was imported and shown to touch-control; Perhaps capacitive touch device also can have the capacitance type touch control substrate of touch-control input function merely, and can attach mode and a display panel combination and form a capacitance type touch control display panel.Therefore the position difference that is provided with according to touch-display unit, capacitive touch device of the present invention has following different enforcement appearance attitude.Please refer to Figure 10.Figure 10 has illustrated the synoptic diagram of the capacitive touch device of the present invention's one preferred embodiment.Shown in figure 10, display panel 12 for example can be a display panels, an organic electroluminescence display panel, an electric slurry display panel, electrophoretic display panel etc., but is not limited thereto.Present embodiment is example with the display panels, and it comprises array basal plate 121, a colored filter substrate 122, and a liquid crystal layer 123 is arranged between array base palte 121 and the colored filter substrate 122.The outside of display panel 12 has a first surface 12A, the outer surface of colored filter substrate 122 for example, and a second surface 12B, the for example inner surface of colored filter substrate 122.Display panel 12 can comprise in addition that a chromatic filter layer 15 is arranged at second surface 12B.In the present embodiment, touch-control sensing unit 14 is to be arranged on the first surface 12A of display panel 12.
Please refer to Figure 11.Figure 11 has illustrated the synoptic diagram of the capacitive touch device of another preferred embodiment of the present invention.Shown in figure 11, in the present embodiment, 14 of touch-control sensing units can be arranged on the second surface 12B of display panel 12.
Please refer to Figure 12.Figure 12 has illustrated the synoptic diagram of the capacitive touch device of the another preferred embodiment of the present invention.Shown in figure 12, in the present embodiment, capacitive touch device comprises an assisting base plate S in addition, and wherein touch-control sensing unit 14 can be arranged on the assisting base plate S, and assisting base plate S can be attached on the display panel 12.
In aforementioned each embodiment, electrostatic protection element system is floating grid electrostatic protection, but structure of the present invention is not as limit.For example, the electrostatic protection element in the sensing area also can be the diode electrostatic protection element.Hereinafter will disclose the embodiment of the diode electrostatic protection element of the various different types of use as electrostatic protection element.Please refer to Figure 13 and Figure 14.Figure 13 has illustrated the synoptic diagram of the sensing area diode electrostatic protection element of a preferred embodiment of the present invention, and Figure 14 has illustrated the diagrammatic cross-section of the sensing area diode electrostatic protection element of present embodiment along the B-B ' hatching line of Figure 13.Like Figure 13 and shown in Figure 14; The diode electrostatic protection element 50 of present embodiment is to be positioned on the display panel 12 and to be arranged at adjacent but between the first sensor pad 16S1,16S2 (Figure 14 does not show) and the second sensor pad 18S1 that are not electrically connected, 18S2 (Figure 14 does not show); The first sensor pad 16S1 and the first sensor pad 16S2 lay respectively in two first adjacent sensing serials 16, and the second sensor pad 18S1 and the second sensor pad 18S2 lay respectively in two second adjacent sensing serials 18.Diode electrostatic protection element 50 comprises a grid 52, a dielectric layer 54 (Figure 13 does not show), semiconductor patterned layer 56, one first source/drain 581, one second source/drain 582 and an insulation course 28; Wherein first source/drain 581 is to be electrically connected with corresponding first sensor pad 16S2 and grid 52, and second source/drain 582 is to be electrically connected with the corresponding second sensor pad 18S2.Grid 52, dielectric layer 54, semiconductor pattern layer 56, first source/drain 581 and second source/drain 582 form a transistor unit, and because first source/drain 581 is to be electrically connected with grid 52, so transistor unit can have the characteristic of diode.At the touch-control signal is under the situation of positive voltage; Transistor unit can be general amorphous silicon film transistor (a-Si TFT), compound crystal silicon thin film transistor (TFT) (poly-Si TFT) or oxide semiconductor thin-film transistor (oxide TFT); Or be preferably a N transistor npn npn element (NMOS TFT); Diode electrostatic protection element 50 can not receive the influence of normal touch-control signal and open by this, has accumulated a large amount of negative charge e but work as touch-control sensing unit
-The time, diode electrostatic protection element 50 can be unlocked and make negative charge e
-Can shown in the arrow of Figure 13, conduct, and can bring into play electrostatic protection effect towards the first adjacent sensor pad 16S2 or the second sensor pad 18S2.In addition, in the present embodiment, diode electrostatic protection element 50 only has unidirectional electrostatic protection effect, that is to say negative charge e
-Only can open diode electrostatic protection element 50, and be difficult for opening diode electrostatic protection element 50 via second source/drain 582 via first source/drain 581.This diode electrostatic protection element 50 has static transmission speed faster, and therefore better electrostatic protection effect is arranged.
Please refer to Figure 15.Figure 15 has illustrated the synoptic diagram of the sensing area diode electrostatic protection element of another preferred embodiment of the present invention.Shown in figure 15; The sensing area diode electrostatic protection element 60 of present embodiment is on the display panel 12 and be arranged at adjacent but between the first sensor pad 16S1,16S2 and the second sensor pad 18S1 that are not electrically connected, 18S2; And diode electrostatic protection element 60 comprises a first grid 621, a second grid 622, one first semiconductor pattern layer 661, one second semiconductor pattern layer 662, one first source/drain 681, one second source/drain 682 and one the 3rd source/drain 683; Wherein first source/drain 681 is to be electrically connected with corresponding first sensor pad 16S2 and first grid 621; Second source/drain 682 is for floating, and the 3rd source/drain 683 is to be electrically connected with corresponding second sensor pad 18S2 and second grid 622.First grid 621, the first semiconductor pattern layer 661, first source/drain 681 and second source/drain 682 form a first transistor element; And second grid 622, the second semiconductor pattern layer 662, second source/drain 682 and the 3rd source/drain 683 form a transistor seconds element, and wherein the first transistor element and transistor seconds element are N transistor npn npn element in the present embodiment.Be different from previous embodiment, the diode electrostatic protection element 60 of present embodiment has the electrostatic protection effect of twocouese, that is to say negative charge e
-Can open diode electrostatic protection element 60 via first source/drain 681 and second source/drain 682, so have preferable electrostatic protection effect.
Please refer to Figure 16.Figure 16 has illustrated the synoptic diagram of the sensing area diode electrostatic protection element of another preferred embodiment of the present invention.Shown in figure 16; The sensing area diode electrostatic protection element 70 of present embodiment is on the display panel 12 and be arranged at adjacent but between the two first sensor pad 16S1,16S2 and the two second sensor pad 18S1 that are not electrically connected, 18S2, and each diode electrostatic protection element 70 comprises a first grid 721, a second grid 722, semiconductor patterned layer 76, one first source/drain 781, one second source/drain 782, one the 3rd source/drain 783 and one the 4th source/drain 784.First source/drain 781 is to be electrically connected with corresponding first sensor pad 16S2 and first grid 721 respectively; Second source/drain 782 is to be electrically connected with corresponding second sensor pad 18S2 and semiconductor pattern layer 76 respectively; The 3rd source/drain 783 is to be electrically connected with corresponding another first sensor pad 16S1 and second grid 722 respectively, and the 4th source/drain 784 is to be electrically connected with corresponding another second sensor pad 18S1 and semiconductor pattern layer 76 respectively.In the present embodiment; For example optionally comprise a patterning doping semiconductor layer (figure does not show) on the semiconductor pattern layer 76 in addition; A for example N type heavily doped layer, and second source/drain 782 can distinguish therewith with the 4th source/drain 784 that the patterning doping semiconductor layer contacts, but not as limit.By above-mentioned configuration, the negative charge e of the first sensor pad 16S1, the last accumulation of 16S2
-Can reach electrostatic protection effect via adjacent two second sensor pad 18S1, the 18S2 of diode electrostatic protection element 70 guiding.In other similar positions, also rotatable setting is with the negative charge e of two second sensor pad 18S1, the last accumulation of 18S2
-Can be via adjacent two first sensor pad 16S1, the 16S2 of diode electrostatic protection element 70 guiding.
Please refer to Figure 17.Figure 17 has illustrated the synoptic diagram of the sensing area diode electrostatic protection element of another preferred embodiment of the present invention.Shown in figure 17; The sensing area diode electrostatic protection element 80 of present embodiment is on the display panel 12 and be arranged at adjacent but between the first sensor pad 16S1,16S2 and the second sensor pad 18S1 that are not electrically connected, 18S2, and diode electrostatic protection element 80 comprises a first grid 821, a second grid 822, one first semiconductor pattern layer 861, one second semiconductor pattern layer 862, one first source/drain 881, one second source/drain 882, one the 3rd source/drain 883 and one the 4th source/drain 884.First source/drain 881 is to be electrically connected with the corresponding first sensor pad 16S2 with the 3rd source/drain 883; Second source/drain 882 is to be electrically connected with the corresponding second sensor pad 18S2 with the 4th source/drain 884; First grid 821 is to be electrically connected with first source/drain 881, and second grid 822 is to be electrically connected with the 4th source/drain 884.First grid 821, the first semiconductor pattern layer 861, first source/drain 881 and second source/drain 882 form a first transistor element; And second grid 822, the second semiconductor pattern layer 862, the 3rd source/drain 883 and the 4th source/drain 884 form a transistor seconds element, and wherein the first transistor element and transistor seconds element can be N transistor npn npn element in the present embodiment.The diode electrostatic protection element 80 of present embodiment also has the electrostatic protection effect of twocouese, that is to say negative charge e
-Can open diode electrostatic protection element 80 via first source/drain 881 and the 4th source/drain 884, so have better electrostatic protection effect.This diode electrostatic protection element 80 can have static transmission speed faster, and therefore better electrostatic protection effect is arranged.
Four kinds of diode electrostatic protection elements that Figure 13 to Figure 17 disclosed; All visual demand is applied to sensing area or intersection region; Wherein if be applied to sensing area; Then diode electrostatic protection element system is electrically connected with second sensor pad with the first adjacent sensor pad, and as if being applied to intersection region, and then the diode electrostatic protection element is to be electrically connected with corresponding first sensing serials or corresponding second sensing serials and protective ring.
Please refer to Figure 18.Figure 18 has illustrated the synoptic diagram of the intersection region diode electrostatic protection element of another preferred embodiment of the present invention.Shown in figure 18, the intersection region diode electrostatic protection element 90 of present embodiment comprises a first grid 921, a second grid 922, one first semiconductor pattern layer 961, one second semiconductor pattern layer 962, one first source/drain 981, one second source/drain 982, one the 3rd source/drain 983 and one the 4th source/drain 984.First source/drain 981 is to be electrically connected with corresponding first sensing serials 16 (also can be second sensing serials 18) with the 3rd source/drain 983; Second source/drain 982 is to be electrically connected with protective ring 32 with the 4th source/drain 984; First grid 921 is to be electrically connected with first source/drain 981, and second grid 922 is to be electrically connected with the 4th source/drain 984.First grid 921, the first semiconductor pattern layer 961, first source/drain 981 and second source/drain 982 form a first transistor element; And second grid 922, the second semiconductor pattern layer 962, the 3rd source/drain 983 and the 4th source/drain 984 form a transistor seconds element; Wherein the first transistor element is a N transistor npn npn element in the present embodiment, and the transistor seconds element is a P transistor npn npn element.The diode electrostatic protection element 90 of present embodiment has the electrostatic protection effect of twocouese, that is to say negative charge e
-Can open the N transistor npn npn element of diode electrostatic protection element 90 via first source/drain 981, and positive charge h
+Can open the P transistor npn npn element of diode electrostatic protection element 90 via the 4th source/drain 984, so have preferable electrostatic protection effect.
In sum; Floating grid electrostatic protection or diode electrostatic protection element that capacitive touch device utilization of the present invention is arranged in the sensing area increase antistatic capacity; And in order further to promote antistatic capacity, can be further set up the electrostatic protection element of various types in intersection region and connection gasket district.By this, no matter capacitive touch device system is a capacitance type touch control display panel or a capacitance type touch control substrate, all can have preferable antistatic capacity.
The above is merely preferred embodiment of the present invention, and all equalizations of doing according to claim of the present invention change and modify, and all should belong to covering scope of the present invention.
Claims (37)
1. a capacitance type touch control display panel is characterized in that, described capacitance type touch control display panel comprises:
One display panel comprises a sensing area;
One touch-control sensing unit is arranged in the described sensing area of described display panel, and described touch-control sensing unit comprises:
Many first sensing serials are along a first direction setting, wherein each described first sensing string
Row comprise a plurality of first sensor pads that are electrically connected each other;
Many second sensing serials are along a second direction setting, wherein each described second sensing string
Row comprise a plurality of second sensor pads that are electrically connected each other; And
A plurality of floating grid electrostatic protection; Be arranged in the described sensing area of described display panel; Wherein each described floating grid electrostatic protection system is arranged at adjacent but two described first sensor pads not being electrically connected with adjacent but between two described second sensor pads not being electrically connected; Each described floating grid electrostatic protection comprises a conductive pattern layer, a dielectric layer and semiconductor patterned layer, and the described semiconductor pattern layer of each described floating grid electrostatic protection contact and the part overlapping with adjacent but two described first sensor pads not being electrically connected and with two described second sensor pads adjacent but that be not electrically connected respectively.
2. capacitance type touch control display panel as claimed in claim 1; It is characterized in that; The described conductive pattern series of strata of each described floating grid electrostatic protection are positioned on the described display panel, described dielectric series of strata are positioned on the described conductive pattern layer, described semiconductor pattern series of strata are positioned on the described dielectric layer, and described first sensor pad and described second sensor pad are positioned on the described semiconductor pattern layer.
3. capacitance type touch control display panel as claimed in claim 1; It is characterized in that; Described first sensor pad and described second sensor pad system are positioned on the described display panel; The described semiconductor pattern series of strata of each described floating grid electrostatic protection are positioned on the described display panel, described dielectric series of strata are positioned at described semiconductor pattern layer, on described first sensor pad and described second sensor pad, and described conductive pattern series of strata are positioned on the described dielectric layer.
4. capacitance type touch control display panel as claimed in claim 1 is characterized in that the outside of described display panel has a first surface, and described touch-control sensing unit system is arranged on the described first surface.
5. capacitance type touch control display panel as claimed in claim 1 is characterized in that the inboard of described display panel has a second surface, and described touch-control sensing unit system is arranged on the described second surface.
6. capacitance type touch control display panel as claimed in claim 5 is characterized in that, other comprises that a chromatic filter layer is arranged on the described touch-control sensing unit.
7. capacitance type touch control display panel as claimed in claim 1 is characterized in that other comprises an assisting base plate, and described touch-control sensing unit is to be arranged on the described assisting base plate, and described assisting base plate system is attached on the described display panel.
8. capacitance type touch control display panel as claimed in claim 1; It is characterized in that; Described display panel comprises an intersection region in addition, and many connecting lines are arranged in the described intersection region, and described connecting line is electrically connected described first sensing serials and described second sensing serials respectively.
9. capacitance type touch control display panel as claimed in claim 8 is characterized in that described display panel comprises a protective ring in addition.
10. capacitance type touch control display panel as claimed in claim 9; It is characterized in that; Other comprises a plurality of intersection region electrostatic protection elements; Wherein each described intersection region electrostatic protection element is electrically connected with corresponding described first sensing serials or corresponding described second sensing serials respectively, and each described intersection region electrostatic protection element is electrically connected with described protective ring.
11. capacitance type touch control display panel as claimed in claim 10 is characterized in that, described intersection region electrostatic protection element comprises a plurality of floating grid electrostatic protection.
12. capacitance type touch control display panel as claimed in claim 10 is characterized in that, described intersection region electrostatic protection element comprises a plurality of diode electrostatic protection elements.
13. capacitance type touch control display panel as claimed in claim 12 is characterized in that, each described diode electrostatic protection element comprises at least one transistor unit, and a grid of described transistor unit is electrically connected with source.
14. capacitance type touch control display panel as claimed in claim 8; It is characterized in that; Described display panel comprises a connection gasket district in addition; Described capacitance type touch control display panel comprises that in addition a plurality of connection gaskets are arranged in the described connection gasket district, and each described connection gasket is electrically connected with a corresponding described connecting line respectively.
15. capacitance type touch control display panel as claimed in claim 14 is characterized in that, described display panel comprises a protective ring in addition.
16. capacitance type touch control display panel as claimed in claim 15; It is characterized in that; Other comprises a plurality of connection gaskets district electrostatic protection element, be arranged in the described connection gasket district, and each described connection gasket district electrostatic protection element system is electrically connected with a corresponding described connection gasket respectively.
17. capacitance type touch control display panel as claimed in claim 16; It is characterized in that; Each described connection gasket district electrostatic protection element comprises a discharge tip; And described protective ring comprises a plurality of discharge tip, and the described discharge tip with each described connection gasket district electrostatic protection element is oppositely arranged respectively.
18. capacitance type touch control display panel as claimed in claim 16 is characterized in that, electrostatic protection element system in connection gasket district is electrically connected with described protective ring.
19. a capacitance type touch control substrate is characterized in that, described capacitance type touch control substrate comprises:
One substrate has a sensing area;
One touch-control sensing unit is arranged in the described sensing area of described substrate, and described touch-control sensing unit comprises:
Many first sensing serials are along a first direction setting, wherein each described first sensing string
Row comprise a plurality of first sensor pads that are electrically connected each other;
Many second sensing serials are along a second direction setting, wherein each described second sensing string
Row comprise a plurality of second sensor pads that are electrically connected each other; And
A plurality of floating grid electrostatic protection; Be arranged in the described sensing area of described substrate, wherein each described floating grid electrostatic protection system is provided with at adjacent but two described first sensor pads not being electrically connected with adjacent but between two described second sensor pads not being electrically connected.
20. a capacitance type touch control display panel is characterized in that, described capacitance type touch control display panel comprises:
One display panel comprises a sensing area;
One touch-control sensing unit is arranged in the described sensing area of described display panel, and described touch-control sensing unit comprises:
Many first sensing serials are along a first direction setting, wherein each described first sensing string
Row comprise a plurality of first sensor pads that are electrically connected each other;
Many second sensing serials are along a second direction setting, wherein each described second sensing string
Row comprise a plurality of second sensor pads that are electrically connected each other; And
A plurality of diode electrostatic protection elements; Be arranged in the described sensing area of described display panel; Wherein each described diode electrostatic protection element is to be arranged at least between described first sensor pad and described second sensor pad adjacent but electrical connection, and each described diode electrostatic protection element comprises at least one transistor unit.
21. capacitance type touch control display panel as claimed in claim 20 is characterized in that, described transistor unit comprises at least one N transistor npn npn element.
22. capacitance type touch control display panel as claimed in claim 20; It is characterized in that; Each described diode electrostatic protection element comprises a grid, semiconductor patterned layer, one first source/drain and one second source/drain; The described first source/drain polar system is electrically connected with corresponding described first sensor pad and described grid, and described second source/drain is electrically connected with corresponding described second sensor pad.
23. capacitance type touch control display panel as claimed in claim 20; It is characterized in that; Each described diode electrostatic protection element comprises a first grid, a second grid, one first semiconductor pattern layer, one second semiconductor pattern layer, one first source/drain, one second source/drain and one the 3rd source/drain; The described first source/drain polar system is electrically connected with corresponding described first sensor pad and described first grid; Described second source/drain is very floated, and described the 3rd source/drain polar system is electrically connected with corresponding described second sensor pad and described second grid.
24. capacitance type touch control display panel as claimed in claim 20; It is characterized in that; Each described diode electrostatic protection element comprises a first grid, a second grid, semiconductor patterned layer, one first source/drain, one second source/drain, one the 3rd source/drain and one the 4th source/drain; The described first source/drain polar system is electrically connected with corresponding described first sensor pad and described first grid respectively; The described second source/drain polar system is electrically connected with corresponding described second sensor pad and described semiconductor pattern layer respectively; Described the 3rd source/drain polar system is electrically connected with corresponding another described first sensor pad and described second grid respectively, and described the 4th source/drain polar system is electrically connected with corresponding another described second sensor pad and described semiconductor pattern layer respectively.
25. capacitance type touch control display panel as claimed in claim 20; It is characterized in that; Each described diode electrostatic protection element comprises a first grid, a second grid, one first semiconductor pattern layer, one second semiconductor pattern layer, one first source/drain, one second source/drain, one the 3rd source/drain and one the 4th source/drain; Described first source/drain is electrically connected with corresponding described first sensor pad with described the 3rd source/drain polar system; Described second source/drain is electrically connected with corresponding described second sensor pad with described the 4th source/drain polar system; Described first grid polar system is electrically connected with described first source/drain, and described second grid system is electrically connected with described the 4th source/drain.
26. capacitance type touch control display panel as claimed in claim 20 is characterized in that, the outside of described display panel has a first surface, and described touch-control sensing unit system is arranged on the described first surface.
27. capacitance type touch control display panel as claimed in claim 20 is characterized in that, the inboard of described display panel has a second surface, and described touch-control sensing unit system is arranged on the described second surface.
28. capacitance type touch control display panel as claimed in claim 27 is characterized in that, other comprises that a chromatic filter layer is arranged on the described touch-control sensing unit.
29. capacitance type touch control display panel as claimed in claim 20 is characterized in that, other comprises an assisting base plate, and described touch-control sensing unit is to be arranged on the described assisting base plate, and described assisting base plate system is attached on the described display panel.
30. capacitance type touch control display panel as claimed in claim 20; It is characterized in that; Described display panel comprises an intersection region in addition, and many connecting lines are arranged in the described intersection region, and described connecting line is electrically connected described first sensing serials and described second sensing serials respectively.
31. capacitance type touch control display panel as claimed in claim 30 is characterized in that, described display panel comprises a protective ring in addition.
32. capacitance type touch control display panel as claimed in claim 31; It is characterized in that; Other comprises a plurality of intersection region electrostatic protection elements; Wherein each described intersection region electrostatic protection element is electrically connected with corresponding described first sensing serials or corresponding described second sensing serials respectively, and each described intersection region electrostatic protection element is electrically connected with described protective ring.
33. capacitance type touch control display panel as claimed in claim 32 is characterized in that, described intersection region electrostatic protection element comprises a plurality of diode electrostatic protection elements.
34. capacitance type touch control display panel as claimed in claim 33; It is characterized in that; Each described diode electrostatic protection element comprises a first grid, a second grid, one first semiconductor pattern layer, one second semiconductor pattern layer, one first source/drain, one second source/drain, one the 3rd source/drain and one the 4th source/drain; Described first source/drain is electrically connected with corresponding described first sensing serials or corresponding described second sensing serials with described the 3rd source/drain polar system; Described second source/drain is electrically connected with described protective ring with described the 4th source/drain polar system; Described first grid polar system is electrically connected with described first source/drain, and described second grid system is electrically connected with described the 4th source/drain.
35. capacitance type touch control display panel as claimed in claim 34; It is characterized in that; The described first grid of each described diode electrostatic protection element, the described first semiconductor pattern layer, described first source/drain and described second source/drain form a N transistor npn npn element, and described second grid, the described second semiconductor pattern layer, described the 3rd source/drain and described the 4th source/drain form a P transistor npn npn element.
36. capacitance type touch control display panel as claimed in claim 30; It is characterized in that; Described display panel comprises a connection gasket district in addition; Described capacitance type touch control display panel comprises that in addition a plurality of connection gaskets are arranged in the described connection gasket district, and each described connection gasket is electrically connected with a corresponding described connecting line respectively.
37. a capacitance type touch control substrate is characterized in that, described capacitance type touch control substrate comprises:
One substrate has a sensing area;
One touch-control sensing unit is arranged in the described sensing area of described substrate, and described touch-control sensing unit comprises:
Many first sensing serials are along a first direction setting, wherein each described first sensing string
Row comprise a plurality of first sensor pads that are electrically connected each other;
Many second sensing serials are along a second direction setting, wherein each described second sensing string
Row comprise a plurality of second sensor pads that are electrically connected each other; And
A plurality of diode electrostatic protection elements; Be arranged in the described sensing area of described substrate; Wherein each described floating grid electrostatic protection is to be provided with between described first sensor pad and described second sensor pad adjacent but electrical connection, and each described diode electrostatic protection element comprises at least one transistor unit.
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| CN2010102691947A CN101907965B (en) | 2010-01-12 | 2010-08-31 | Capacitance type touch control display panel and capacitance type touch control substrate |
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| CN201010002238.X | 2010-01-12 | ||
| CN201010002238A CN101763202A (en) | 2010-01-12 | 2010-01-12 | Capacitance type touch display panel and capacitance type touch display substrate |
| CN2010102691947A CN101907965B (en) | 2010-01-12 | 2010-08-31 | Capacitance type touch control display panel and capacitance type touch control substrate |
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| CN2010102691947A Active CN101907965B (en) | 2010-01-12 | 2010-08-31 | Capacitance type touch control display panel and capacitance type touch control substrate |
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Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8723835B2 (en) | 2010-11-30 | 2014-05-13 | Au Optronics Corporation | Touch-sensing display panel, touch panel, touch-sensing device and touch-sensing circuit |
| CN102541339A (en) * | 2010-12-29 | 2012-07-04 | 东莞万士达液晶显示器有限公司 | Touch display device |
| CN102096514B (en) * | 2011-02-24 | 2014-03-26 | 华映视讯（吴江）有限公司 | Touch control panel |
| TWI523180B (en) * | 2012-05-07 | 2016-02-21 | 友達光電股份有限公司 | Touch panel, touch display panel and touch display apparatus |
| TWI477851B (en) | 2012-05-22 | 2015-03-21 | Au Optronics Corp | Touch sensing display panel and touch sensing liquid crystal display panel |
| CN202600304U (en) | 2012-06-04 | 2012-12-12 | 京东方科技集团股份有限公司 | Colorful membrane substrate, touch liquid crystal display (LCD) panel and touch LCD device |
| CN102890591B (en) * | 2012-09-28 | 2016-03-09 | 北京京东方光电科技有限公司 | The manufacture method of a kind of touch-screen, touch control display apparatus and touch-screen |
| CN203480451U (en) * | 2013-06-08 | 2014-03-12 | 宸鸿科技(厦门)有限公司 | Touch control panel |
| TWI492120B (en) * | 2013-07-05 | 2015-07-11 | Au Optronics Corp | Touch panel |
| TWI486843B (en) * | 2013-09-13 | 2015-06-01 | Henghao Technology Co Ltd | Touch panel |
| TW201512918A (en) * | 2013-09-24 | 2015-04-01 | Wintek Corp | Touch panel |
| CN105022525B (en) * | 2014-04-28 | 2020-01-31 | 联咏科技股份有限公司 | Touch panel module and static electricity discharging method thereof |
| CN104571758B (en) * | 2014-12-23 | 2017-11-07 | 上海天马微电子有限公司 | Array substrate and display panel |
| CN106325585B (en) * | 2015-07-10 | 2019-10-18 | 南京瀚宇彩欣科技有限责任公司 | Has the touch-control structure of electrostatic protection |
| CN105932011B (en) * | 2016-06-17 | 2018-12-11 | 京东方科技集团股份有限公司 | Display screen and its manufacturing method and display device |
| CN111180442A (en) * | 2020-02-06 | 2020-05-19 | 京东方科技集团股份有限公司 | Array substrate, preparation method thereof and display device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6175394B1 (en) * | 1996-12-03 | 2001-01-16 | Chung-Cheng Wu | Capacitively coupled field effect transistors for electrostatic discharge protection in flat panel displays |
| CN1782832A (en) * | 2004-12-02 | 2006-06-07 | 统宝光电股份有限公司 | Array substrate with electrostatic discharge protection and display device and its producing method |
| CN101419521A (en) * | 2008-12-02 | 2009-04-29 | 友达光电股份有限公司 | Touch control substrate and touch control LCD |
-
2010
- 2010-01-12 CN CN201010002238A patent/CN101763202A/en active Pending
- 2010-08-31 CN CN2010102691947A patent/CN101907965B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6175394B1 (en) * | 1996-12-03 | 2001-01-16 | Chung-Cheng Wu | Capacitively coupled field effect transistors for electrostatic discharge protection in flat panel displays |
| CN1782832A (en) * | 2004-12-02 | 2006-06-07 | 统宝光电股份有限公司 | Array substrate with electrostatic discharge protection and display device and its producing method |
| CN101419521A (en) * | 2008-12-02 | 2009-04-29 | 友达光电股份有限公司 | Touch control substrate and touch control LCD |
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