CN101943970B - Touch plane display panel and manufacture method thereof - Google Patents
Touch plane display panel and manufacture method thereof Download PDFInfo
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- CN101943970B CN101943970B CN2010105074249A CN201010507424A CN101943970B CN 101943970 B CN101943970 B CN 101943970B CN 2010105074249 A CN2010105074249 A CN 2010105074249A CN 201010507424 A CN201010507424 A CN 201010507424A CN 101943970 B CN101943970 B CN 101943970B
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Abstract
The invention relates to a manufacture method of a touch plane display panel, which comprises the steps of: providing a base plate provided with an outer surface and an inner surface relative to the outer surface; forming a plurality of bridge wires and a plurality of color filter films arranged in arrays on the outer surface, wherein the color filter films are provided with a plurality of touch openings; partial regions of each bridge wire are respectively exposed by two touch openings; forming a sensing line layer on the color filter films, wherein partial sensing line layers are electrically connected with the bridge wires through the touch openings; and assembling a liquid crystal layer between the inner surface of the base plate and an array base plate. At the same time, the invention discloses a touch plate display panel.
Description
Technical field
The present invention relates to a kind of touch-control two-d display panel and manufacturing approach thereof, and particularly relevant for a kind of touch control LCD (Liquid Crystal Display) panel and manufacturing approach thereof.
Background technology
In various consumption electronic products market now; Personal digital assistant (personal digitalassistant, PDA), mobile phone (mobile Phone) and notebook computer portable electronic products such as (notebook) touch panel (touch panel) that has been widely used all links up interface tool as the data between user and electronic installation.Since the design of electronic product at present all with light, thin, short, little be direction; Therefore in product design, hope to save the space that is provided with like traditional input medias such as button, keyboard, slide-mouse; Especially under the drive of the panel computer demand of stressing human oriented design, the display device of collocation contact panel becomes one of key part and component of various electronic product gradually.
Contact panel is divided into electric resistance touch-control panel, capacitance type touch-control panel, optical touch control panel, sound wave type contact panel and electromagnetic touch-control panel haply according to the difference of its sensing mode.Since capacitance type touch-control panel have the reaction time fast, fiduciary level is good and the durability advantages of higher, therefore, capacitance type touch-control panel is widely used in electronic product.According to the difference of structure and manufacture, capacitance type touch-control panel can be divided into two kinds of external labeling type or integrated/in-building types (on-cell/in-cell) again haply.The capacitance type touch-control panel of external labeling type normally is made in sensing serials earlier on one assisting base plate earlier, this assisting base plate that has been manufactured with sensing serials is attached on the outside surface of display again, and clearly, the external labeling type contact panel can have certain thickness.Compare with the external labeling type contact panel, integrated/in-building type contact panel then very helps the thinning and the lightweight of display.
Figure 1A is the diagrammatic cross-section of known integrated touch panel.Please with reference to Fig. 1, known integrated touch panel 100A is integrated in the making of colored optical filtering substrates.The making of known integrated touch control display panels 100A is prior to form bridge joint metal level 120, protective seam OC1, sense line layer 130 and protective seam OC2 in regular turn on the outside surface of substrate 110.Turn-over forms structures such as black matrix" BM, red filter pattern R, green filter pattern G, blue filter pattern B, protective seam OC3, common electrode COM and separation material P1 in regular turn on the inside surface of substrate 110 more afterwards.
Figure 1B is the diagrammatic cross-section of another kind of known integrated touch panel.Please with reference to Figure 1B, be similar to the integrated touch panel 100A of Figure 1A, touch control integrated formula contact panel 100B also must be prior to after carrying out 4 road technologies on the outside surface of substrate 110, and turn-over carries out other 7 road technologies at the inside surface upside of substrate 110 again.The difference of the technology of Figure 1A and Figure 1B is: protective seam OC1 only is covered on the bridge joint metal level 120 of part among Figure 1A; The protective seam OC1 of Figure 1B then is covered on substrate 110 outside surfaces and the bridge joint metal level 120; Protective seam OC1 has a plurality of contact openings CW; Exposing the bridge joint metal level 120 of part, and sense line layer 130 is connected with bridge joint metal level 120 through contact openings CW.
As stated; Because known integrated touch panel 100A and 100B all must be prior to after carrying out 4 road technologies on the outside surface of substrate 110; Turn-over carries out other 7 road technologies on the inside surface of substrate 110 again; Therefore very easily touch the element on the integrated touch panel 100A in turn-over scratch or damage when carrying out different facial technology, and then reduce the fabrication yield of integrated touch panel 100A.
Summary of the invention
The present invention provides a kind of touch control LCD (Liquid Crystal Display) panel and manufacturing approach thereof, the yield rate in the time of can improving touch control LCD (Liquid Crystal Display) panel production.
The present invention proposes a kind of touch control LCD (Liquid Crystal Display) panel, comprises array basal plate, a touch colored optical filtering substrates and a liquid crystal layer.Wherein the touch colored optical filtering substrates comprises a substrate, a plurality of bridging conductor, a plurality of colored filter film and a sense line layer.Substrate has an outside surface and with respect to an inside surface of outside surface, the distance of its outer surface to array base palte is greater than the distance of inside surface to array base palte.A plurality of bridging conductors are disposed on the outside surface, and on outside surface, these colored filter film have a plurality of contact openings to above-mentioned colored filter film with arranged in array mode, and the subregion of each bridging conductor is exposed by two contact openings respectively.The sense line layer then is disposed on the above-mentioned colored filter film, and part sense line layer electrically connects through above-mentioned contact openings and above-mentioned bridging conductor.In addition, liquid crystal layer is disposed between array base palte and the touch colored optical filtering substrates.
The present invention also proposes a kind of touch control LCD (Liquid Crystal Display) panel, comprises array basal plate, a touch colored optical filtering substrates and a liquid crystal layer.Wherein the touch colored optical filtering substrates comprises a substrate, a sense line layer, a plurality of colored filter film and a plurality of bridging conductor.Substrate has an outside surface and with respect to an inside surface of outside surface, the distance of its outer surface to array base palte is greater than the distance of inside surface to array base palte.The sense line layer is disposed on the outside surface, above-mentioned colored filter film with arranged in array mode on outside surface with cover part sense line layer, these colored filter film have a plurality of contact openings, expose portion sense line layer.Above-mentioned bridging conductor is disposed on the colored filter film, and each bridging conductor electrically connects through two contact openings and part sense line layer.In addition, liquid crystal layer is disposed between array base palte and the touch colored optical filtering substrates.
In one embodiment of this invention, above-mentioned array base palte comprises an active component array base board.
In one embodiment of this invention; The outer surface region of above-mentioned substrate is divided into a Touch Zone and a surrounding zone; Above-mentioned bridging conductor, colored filter film and sense line layer are positioned at the Touch Zone; And the touch colored optical filtering substrates more comprises a plurality of perimeter circuits, and it is disposed in the surrounding zone, and these perimeter circuits and the electric connection of sense line layer.
In one embodiment of this invention, above-mentioned touch colored optical filtering substrates more comprises a common electrode, and it is disposed on the inside surface of substrate.
In one embodiment of this invention, above-mentioned touch colored optical filtering substrates more comprises a plurality of separation materials, and it is disposed on the inside surface of substrate, and wherein each separation material extends toward array base palte, and contacts with array base palte.
In one embodiment of this invention, above-mentioned touch colored optical filtering substrates more comprises a protective seam, and it covers the sense line layer.
In one embodiment of this invention, the width of above-mentioned each colored filter film is greater than the thickness of substrate.
In one embodiment of this invention; Above-mentioned touch colored optical filtering substrates more comprises a common electrode that is disposed on the inside surface; And array base palte more comprises a plurality of separation materials, and the past touch colored optical filtering substrates extension of each separation material, and contacts with the touch colored optical filtering substrates.
In one embodiment of this invention, above-mentioned sense line layer comprises a plurality of first sensing serials and a plurality of second sensor pad.Wherein each first sensing serials comprises a plurality of first sensor pads and a plurality of bridge part, and each bridge part is connected in respectively between two adjacent first sensor pads.In addition, each bridging conductor is respectively through position two contact openings on it and two adjacent second sensor pads electric connections, and these second sensor pads and above-mentioned bridging conductor constitute a plurality of second sensing serials.
In one embodiment of this invention; Above-mentioned touch colored optical filtering substrates more comprises a patterning light shield layer; It covers the edge of above-mentioned colored filter film, and wherein the patterning light shield layer has a plurality of pixel openings and above-mentioned contact openings, and each colored filter film exposes one of them pixel openings respectively; Wherein the sense line layer is disposed on the patterning light shield layer, and the patterning light shield layer is positioned at the Touch Zone.
In one embodiment of this invention; Above-mentioned touch colored optical filtering substrates more comprises a patterning light shield layer; It covers the edge and the bridging conductor of above-mentioned colored filter film; Wherein the patterning light shield layer has a plurality of pixel openings, and each colored filter film exposes one of them pixel openings respectively.
The present invention proposes a kind of manufacturing approach of touch control LCD (Liquid Crystal Display) panel, comprises the following steps.One substrate is provided, and it has an outside surface and with respect to an inside surface of outside surface.On outside surface, form a plurality of bridging conductors.On outside surface, form the colored filter film of a plurality of arrayed, these colored filter film have a plurality of contact openings, and the subregion of each bridging conductor is exposed by two contact openings respectively.On these colored filter film, form a sense line layer, wherein part sense line layer electrically connects through above-mentioned contact openings and above-mentioned bridging conductor.One liquid crystal layer is assembled between the inside surface and array basal plate of substrate.
The present invention also proposes a kind of manufacturing approach of touch colored optical filtering substrates, comprises the following steps.One substrate is provided, and it has an outside surface and with respect to an inside surface of outside surface.On outside surface, form a sense line layer.On outside surface, form the colored filter film of a plurality of arrayed, with cover part sense line layer, these colored filter film have a plurality of contact openings, expose portion sense line layer.On these colored filter film, form a plurality of bridging conductors, wherein each bridging conductor electrically connects through two contact openings and part sense line layer.One liquid crystal layer is assembled between the inside surface and array basal plate of substrate.
In one embodiment of this invention; The outer surface region of above-mentioned substrate is divided into a Touch Zone and a surrounding zone; Above-mentioned bridging conductor, colored filter film and sense line layer are positioned at the Touch Zone; And when forming above-mentioned bridging conductor, more be included in and form a plurality of perimeter circuits in the surrounding zone, and these perimeter circuits and the electric connection of sense line layer.
In one embodiment of this invention, the manufacturing approach of touch colored optical filtering substrates more is included in and forms a common electrode on the inside surface of substrate.
In one embodiment of this invention; The manufacturing approach of touch colored optical filtering substrates more is included in and forms a common electrode on the inside surface of substrate, and on common electrode, forms a plurality of separation materials; Wherein each separation material extends toward array base palte, and contacts with array base palte.
In one embodiment of this invention, the manufacturing approach of touch colored optical filtering substrates more is included in and forms a protective seam on the sense line layer.
In one embodiment of this invention; The manufacturing approach of touch colored optical filtering substrates; More be included on edge and the above-mentioned bridging conductor of above-mentioned colored filter film and form a patterning light shield layer; Wherein the patterning light shield layer has a plurality of pixel openings, and each colored filter film exposes one of them pixel openings respectively.
In one embodiment of this invention, the manufacturing approach of touch colored optical filtering substrates more is included on the above-mentioned colored filter film and formation one protective seam on the above-mentioned bridging conductor.
The present invention proposes a kind of touch-control two-d display panel, comprises array basal plate, a touch colored optical filtering substrates and a display dielectric layer.Wherein the touch colored optical filtering substrates comprises a substrate, a plurality of bridging conductor, a plurality of colored filter film and a sense line layer.Substrate has an outside surface and with respect to an inside surface of outside surface, the distance of its outer surface to array base palte is greater than the distance of inside surface to array base palte.A plurality of bridging conductors are disposed on the outside surface, and on outside surface, these colored filter film have a plurality of contact openings to above-mentioned colored filter film with arranged in array mode, and the subregion of each bridging conductor is exposed by two contact openings respectively.The sense line layer then is disposed on the above-mentioned colored filter film, and part sense line layer electrically connects through above-mentioned contact openings and above-mentioned bridging conductor.In addition, display dielectric layer is disposed between array base palte and the touch colored optical filtering substrates.
The present invention also proposes a kind of touch-control two-d display panel, comprises array basal plate, a touch colored optical filtering substrates and a display dielectric layer.Wherein the touch colored optical filtering substrates comprises a substrate, a sense line layer, a plurality of colored filter film and a plurality of bridging conductor.Substrate has an outside surface and with respect to an inside surface of outside surface, the distance of its outer surface to array base palte is greater than the distance of inside surface to array base palte.The sense line layer is disposed on the outside surface, above-mentioned colored filter film with arranged in array mode on outside surface with cover part sense line layer, these colored filter film have a plurality of contact openings, expose portion sense line layer.Above-mentioned bridging conductor is disposed on the colored filter film, and each bridging conductor electrically connects through two contact openings and part sense line layer.In addition, display dielectric layer is disposed between array base palte and the touch colored optical filtering substrates.
Based on above-mentioned; The present invention is made in sense line layer, bridging conductor and colored filter film on the outside surface of single substrate; Improving known scratch or the infringement that is caused because of the substrate turn-over, and then promote the fabrication yield of touch colored optical filtering substrates and touch control LCD (Liquid Crystal Display) panel.
For letting the above-mentioned feature and advantage of the present invention can be more obviously understandable, hereinafter is special lifts embodiment, and cooperates appended accompanying drawing to elaborate as follows.
Description of drawings
Figure 1A is the diagrammatic cross-section of known integrated touch panel;
Figure 1B is the diagrammatic cross-section of another kind of known integrated touch panel;
Fig. 2 is the vertical view of the touch control LCD (Liquid Crystal Display) panel of one embodiment of the invention;
Fig. 3 A～Fig. 3 H and Fig. 4 A～Fig. 4 H are the manufacturing process synoptic diagram of the touch control LCD (Liquid Crystal Display) panel among Fig. 2;
Fig. 5 A～Fig. 5 B and Fig. 6 A～Fig. 6 B are the manufacturing process synoptic diagram of the touch control LCD (Liquid Crystal Display) panel of another embodiment;
Fig. 7 is the vertical view of the touch control LCD (Liquid Crystal Display) panel of another embodiment of the present invention;
Fig. 8 A～Fig. 8 H and Fig. 9 A～Fig. 9 H are the manufacturing process synoptic diagram of the touch control LCD (Liquid Crystal Display) panel among Fig. 7;
Figure 10 A～Figure 10 B and Figure 11 A～Figure 11 B are the manufacturing process synoptic diagram of the touch control LCD (Liquid Crystal Display) panel of another embodiment;
Figure 12 is the synoptic diagram of colored filter film and substrate.
Wherein, Reference numeral
100A, 100B: integrated touch panel 110,222: substrate
120: bridge joint metal level 130,228: sense line layer
200,700: touch control LCD (Liquid Crystal Display) panel 210: array base palte
220: touch colored optical filtering substrates 222a: outside surface
222b: inside surface 224: bridging conductor
226: colored filter film 228a, PAD: sensor pad
230: liquid crystal layer OC1, OC2, OC3: protective seam
BM: black matrix" COM: common electrode
P1: separation material CW: contact openings
BM1: patterning light shield layer R, G, B: filter pattern
WP1: pixel openings S1, S2: sensing serials
BR: bridge part d1: the thickness of substrate
W1: the width of single look light filter film
Embodiment
Fig. 2 is the vertical view of the touch control LCD (Liquid Crystal Display) panel of one embodiment of the invention.Fig. 3 H is the sectional view of A-A ' line among Fig. 2.Fig. 4 H is the sectional view of I-I ' line among Fig. 2.Please be simultaneously with reference to Fig. 2, Fig. 3 H and Fig. 4 H, the touch control LCD (Liquid Crystal Display) panel 200 of present embodiment comprises array basal plate 210, a touch colored optical filtering substrates 220, a liquid crystal layer 230 and a plurality of perimeter circuit (not illustrating).In the present embodiment, array base palte 210 for example is an active component array base board.Generally speaking, active component array base board comprises elements such as active member, sweep trace (scan line), data line (data line), pixel electrode, storage capacitors.Touch colored optical filtering substrates 220 comprises a substrate 222 (or being called base material), a plurality of bridging conductor 224, a plurality of colored filter film 226, a sense line layer 228, a common electrode COM, a plurality of separation material P1, a protective seam OC1 and a patterning light shield layer BM1.In addition, liquid crystal layer 230 is disposed between array base palte 210 and the touch colored optical filtering substrates 220, and liquid crystal layer 230 is suitable for through the arrangement (orientation) of regulating and controlling voltage to change the liquid crystal molecule in it.
In the present embodiment; Bridging conductor 224 directly is disposed on the outside surface 222a; Colored filter film 226 also is that arrayed is on outside surface 222a; Wherein colored filter film 226 has a plurality of contact openings CW (shown in Fig. 4 H), and the subregion of each bridging conductor 224 is exposed by two contact openings CW respectively.Sense line layer 228 is disposed on the colored filter film 226, and wherein part sense line layer 228 electrically connects through contact openings CW and bridging conductor 224.Protective seam OC1 then is covered on the sense line layer 228.In addition, common electrode COM is configured on the inside surface 222b of substrate 222, and separation material P1 is disposed on the common electrode COM, and the direction extension of the past array base palte 210 of each separation material, and contacts with array base palte 210.
Can know by Fig. 3 H and Fig. 4 H; Present embodiment is made in the bridging conductor in the touch control LCD (Liquid Crystal Display) panel 200 224, colored filter film 226 and sense line layer 228 the same side of substrate 222; Reducing the scratch chance that substrate 222 turn-overs are caused, thereby improve the fabrication yield of touch control LCD (Liquid Crystal Display) panel 200.
It should be noted that in the touch colored optical filtering substrates 220 and can optionally make common electrode COM, protective seam OC1 and patterning light shield layer BM1 according to structural design and demand, is not necessarily to need to make.For example; When touch control LCD (Liquid Crystal Display) panel 200 for example is plane switch type (In PlaneSwitching; During IPS) display panels, common electrode is made on the array base palte 210, need not on touch colored optical filtering substrates 220, make common electrode COM.In addition, protective seam OC1 and patterning light shield layer BM1 also can be according to the design requirements of product and optionally are produced on the touch colored optical filtering substrates 220.
In addition, separation material P1 can be that the column separation material is formed by photoetching process, or is sprinkled upon on the array base palte by spherical separation material, to being formed between substrate 210 and 222 after the group.Hold above-mentioned; Separation material P1 is not limited to be made on the inside surface of substrate 222, and it also can be made on the array base palte 210, when separation material P1 is made in 210 last times of array base palte; Separation material P1 extends toward touch colored optical filtering substrates 220, and contacts with touch colored optical filtering substrates 220.
Fig. 3 A～Fig. 3 H and Fig. 4 A～Fig. 4 H are the manufacturing process synoptic diagram of the touch control LCD (Liquid Crystal Display) panel among Fig. 2.Wherein Fig. 3 A～Fig. 3 H is along the sectional view of A-A ' line among Fig. 2.Fig. 4 A～Fig. 4 H is along the sectional view of I-I ' line among Fig. 2.The manufacturing approach that below will cooperate Fig. 2, Fig. 3 A～Fig. 3 H and Fig. 4 A～Fig. 4 H explanation touch control LCD (Liquid Crystal Display) panel 200.
At first, please be simultaneously with reference to Fig. 2, Fig. 3 A and Fig. 4 A, provide one have outside surface 222a and an inside surface 222b substrate 222, wherein inside surface 222b and outside surface 222a are the two surperficial relatively of substrate 222.Wherein can to select for example be glass substrate, quartz base plate, plastic substrate, hardened glass substrate or other suitable substrates to substrate 222.
Then; On outside surface 222a, form a plurality of bridging conductors 224; In the present embodiment, the material of bridging conductor 224 for example is metal or transparent conductive material, and metal is such as being copper, aluminium, titanium, molybdenum, silver or gold etc.; Transparent conductive material is such as being indium tin oxide (ITO) or indium-zinc oxide (IZO) etc., and the individual layer or the multilayer that can be previous materials stack.Perimeter circuit in addition, when forming bridging conductor 224, also simultaneously forms a plurality of perimeter circuits, so that can electrically connect with the sense line layer 228 that forms after a while in above-mentioned surrounding zone.In the present embodiment, the material of perimeter circuit can be selected metal or other material of conduction easily.
Then; Please be simultaneously with reference to Fig. 2, Fig. 3 B and Fig. 4 B; Go up a plurality of colored filter film 226 that form with the array way arrangement of formation in outside surface 222a, wherein these colored filter film 226 have a plurality of contact openings CW, only show two contact openings CW in the present embodiment.The position of wherein above-mentioned contact openings CW corresponds to two ends of bridging conductor 224 respectively, makes the subregion (two ends) of bridging conductor 224 do not covered by colored filter film 226 and is exposed by contact openings CW.
In addition, the colored filter film 226 of present embodiment comprises red filter pattern R, green filter pattern G and blue filter pattern B.Yet above-mentioned redness, green, blue filter pattern R, G, B are not color and the number that is used for limiting color filter patterns of the present invention only in order to illustrate the colored filter film 226 that is illustrated in the present embodiment accompanying drawing.
Then; Please be simultaneously with reference to Fig. 2, Fig. 3 C and Fig. 4 C; On the edge of above-mentioned colored filter film 226 and bridging conductor 224, form a patterning light shield layer BM1; Wherein patterning light shield layer BM1 has a plurality of pixel openings WP1 (shown in Fig. 3 C) and a plurality of above-mentioned contact openings CW, and each colored filter film 226 exposes one of them pixel openings WP1 respectively.Wherein the material of shielding pattern layer BM1 is a shading insulation material, for example is black resin.
Then, please on colored filter film 226, form a sense line layer 228 simultaneously with reference to Fig. 2, Fig. 3 D and Fig. 4 D, two contact openings CW in Fig. 4 C can electrically connect the sense line layer 228 of part through two contact openings CW and bridging conductor 224.Wherein sense line layer 228 comprises a plurality of sensor pad 228a and a plurality of first sensing serials S1, and each sensing serials S1 comprises a plurality of sensor pad PAD and a plurality of bridge part BR, and wherein each bridge part BR is connected between the two adjacent sensor pad PAD.In addition, sensor pad 228a then constitutes the second sensing serials S2 with bridging conductor 224.
Please follow the while with reference to Fig. 2, Fig. 3 E and Fig. 4 E, on sense line layer 228, form a protective seam OC1, with the film of protecting protected seam OC1 to be covered.After forming protective seam OC1, touch colored optical filtering substrates 220 turn-overs are carried out the making of common electrode COM, shown in Fig. 2, Fig. 3 F and Fig. 4 F.In this embodiment, the material of the common electrode COM, for example, indium tin oxide (Indium-Tin-Oxide, ITO), indium zinc oxide (Indium? Zinc? Oxide, IZO), aluminum zinc oxide (AZO), aluminum tin oxide (ATO), Han oxide (HfO), indium zinc germanium oxide (IGZO), or other suitable transparent material.Certainly, the present invention also can comply with the follow-up display panel types that will form, and selects the material of common electrode.Common electrode COM adopts the mode of sputter to be formed on the touch colored optical filtering substrates 220.
And after common electrode COM forms, then optionally on common electrode COM, form a plurality of separation material P1 (shown in Fig. 2, Fig. 3 G and Fig. 4 G), wherein each separation material P1 extends toward array base palte 210.After 210 groups of touch colored optical filtering substrates 220 and array base paltes are stood; Can liquid crystal layer 230 be inserted between touch colored optical filtering substrates 220 and the array base palte 210 through known vacuum impregnation or liquid crystal drop-method (One Drop Fill process, ODF process).At this moment, the separation material P1 on the touch colored optical filtering substrates 220 will contact (shown in Fig. 2, Fig. 3 H and Fig. 4 H) with array base palte 210.
As stated; Manufacturing approach compared to known touch control LCD (Liquid Crystal Display) panel; Utilize the manufacturing approach of the touch control LCD (Liquid Crystal Display) panel 200 of present embodiment, after with touch colored optical filtering substrates 220 turn-overs, only need carry out twice technology, that is form common electrode COM and separation material P1.Because the required technology number that carries out is few more behind the turn-over, the probability that film receives the scratch infringement is just low more, therefore can improve the fabrication yield of touch control LCD (Liquid Crystal Display) panel 200.
It should be noted that in other feasible embodiment touch control LCD (Liquid Crystal Display) panel 200 not palpiform becomes common electrode COM (like the plane switch type liquid crystal display panel) and separation material P1.In addition, protective seam OC1 and patterning light shield layer BM1 also non-ly belong to necessary member for touch colored optical filtering substrates 220.
Hold above-mentioned; Present embodiment can replace the step of Fig. 3 F～Fig. 3 H and Fig. 4 F～Fig. 4 H respectively with the step of Fig. 5 A～Fig. 5 B and Fig. 6 A～Fig. 6 B; That is; Prior to behind the formation separation material P1 on the array base palte 210 (Fig. 5 A and Fig. 6 A), again liquid crystal layer 230 is inserted (Fig. 5 B and Fig. 6 B) between touch colored optical filtering substrates 220 and the array base palte 210.
Fig. 7 is the vertical view of the touch control LCD (Liquid Crystal Display) panel of another embodiment of the present invention.Fig. 8 H is the sectional view of A-A ' line among Fig. 7.Fig. 9 H is the sectional view of I-I ' line among Fig. 7.Please be simultaneously with reference to Fig. 7, Fig. 8 H and Fig. 9 H, the touch control LCD (Liquid Crystal Display) panel 700 of present embodiment also comprises array basal plate 210, a touch colored optical filtering substrates 220, a liquid crystal layer 230 and a plurality of perimeter circuit (not illustrating).And touch colored optical filtering substrates 220 also comprises a substrate 222, a plurality of bridging conductor 224, a plurality of colored filter film 226, a sense line layer 228, a common electrode COM, a plurality of separation material P1, a protective seam OC1 and a patterning light shield layer BM1 equally.The touch control LCD (Liquid Crystal Display) panel 700 of present embodiment is the difference of the structure of touch colored optical filtering substrates 220 with the difference of the touch control LCD (Liquid Crystal Display) panel 200 of Fig. 2 embodiment.
In the present embodiment, sense line layer 228 is for being disposed on the outside surface 222a.Wherein sensing serials S1 comprises a plurality of sensor pad PAD and a plurality of bridge part BR, and each sensing serials S2 then is made up of 224 of the then a plurality of bridging conductors of a plurality of sensor pad 228a.
As stated; Though the component structure of the touch control LCD (Liquid Crystal Display) panel 700 of present embodiment is different with touch control LCD (Liquid Crystal Display) panel 200; But will bridging conductor 224, colored filter film 226 and sense line layer 228 be made in the same side of substrate 222; Therefore can reduce the scratch chance that substrate 222 turn-overs are caused, thereby improve the fabrication yield of touch control LCD (Liquid Crystal Display) panel 200.
Fig. 8 A～Fig. 8 H and Fig. 9 A～Fig. 9 H are the manufacturing process synoptic diagram of the touch control LCD (Liquid Crystal Display) panel of Fig. 7 embodiment.Wherein Fig. 8 A～Fig. 8 H is along the sectional view of A-A ' line among Fig. 7.Fig. 9 A～Fig. 9 H is along the sectional view of I-I ' line among Fig. 7.The manufacturing approach that below will cooperate Fig. 7, Fig. 8 A～Fig. 8 H and Fig. 9 A～Fig. 9 H explanation touch control LCD (Liquid Crystal Display) panel 700.
At first, please be simultaneously with reference to Fig. 7, Fig. 8 A and Fig. 9 A, provide one have outside surface 222a and an inside surface 222b substrate 222, wherein inside surface 222b and outside surface 222a are the apparent surface of substrate 222.Afterwards, on outside surface 222a, form sense line layer 228.
Then, please go up a plurality of colored filter film 226 that form with the array way arrangement of formation in outside surface 222a simultaneously with reference to Fig. 7, Fig. 8 B and Fig. 9 B, wherein these colored filter film 226 have a plurality of contact openings CW.Only illustrate two contact openings CW in the present embodiment, and the sense line layer 228 (that is sensor pad 228a is near end portion of bridge part BR) of the position of this two contact openings CW difference expose portion.
Then, please on colored filter film 226, form a plurality of bridging conductors 224 simultaneously with reference to Fig. 7, Fig. 8 C and Fig. 9 C, wherein each bridging conductor 224 electrically connects with the sense line layer 228 of part through two contact openings CW.Similarly, when forming bridging conductor 224, also form a plurality of perimeter circuits simultaneously in the surrounding zone, so that perimeter circuit can electrically connect with the sense line layer 228 that forms after a while.
Then; Please be simultaneously with reference to Fig. 7, Fig. 8 D and Fig. 9 D; On the edge of above-mentioned colored filter film 226 and bridging conductor 224, form a patterning light shield layer BM1; Wherein patterning light shield layer BM1 has a plurality of pixel openings MP1 (shown in Fig. 8 D), and each colored filter film 226 exposes one of them pixel openings WP1 respectively.It should be noted that wherein that in other embodiments the making of above-mentioned bridging conductor 224 also can be integrated with the patterning light shield layer BM1 that is constituted with low reflective chrome (Cr).
Afterwards, please be simultaneously with reference to Fig. 7, Fig. 8 E and Fig. 9 E, forming a protective seam OC1 on the colored filter film 226 and on the bridging conductor 224, with the film of protecting protected seam OC1 to be covered.After forming protective seam OC1, just can follow as Fig. 2 embodiment touch colored optical filtering substrates 220 turn-overs are formed steps such as common electrode COM, separation material P1 and assembling liquid crystal layer 230, shown in Fig. 7, Fig. 8 F～Fig. 8 H and Fig. 9 F～Fig. 9 H.Because the step shown in Fig. 7, Fig. 8 F～Fig. 8 H and Fig. 9 F～Fig. 9 H is same as the step of Fig. 2, Fig. 3 F～Fig. 3 H and Fig. 4 F～Fig. 4 H, therefore repeat no more.
As stated; Manufacturing approach compared to known touch control LCD (Liquid Crystal Display) panel; The manufacturing approach of the touch control LCD (Liquid Crystal Display) panel 700 of present embodiment also only need be carried out twice technology after with touch colored optical filtering substrates 220 turn-overs, that is forms common electrode COM and separation material P1.Therefore can reduce the probability that film receives the scratch infringement, the fabrication yield when improving touch control LCD (Liquid Crystal Display) panel 700.
It should be noted that identical ground, in other feasible embodiment, touch control LCD (Liquid Crystal Display) panel 700 also not palpiform become common electrode COM (like the touch control LCD (Liquid Crystal Display) panel of plane switch type).In addition, protective seam OC1 and patterning light shield layer BM1 also non-ly belong to necessary member for touch colored optical filtering substrates 220.
Hold above-mentioned; Present embodiment also can replace the step of Fig. 8 F～Fig. 8 H and Fig. 9 F～Fig. 9 H respectively with the step of Figure 10 A～Figure 10 B and Figure 11 A～Figure 11 B; Prior to behind the formation separation material P1 on the array base palte 210 (Figure 10 A and Figure 11 A), again liquid crystal layer 230 is inserted (Figure 10 B and Figure 11 B) between touch colored optical filtering substrates 220 and the array base palte 210.
It should be noted that in addition; The width W 1 of single look light filter film 226 is preferably the thickness d 1 that is designed to greater than substrate 222; Can avoid situation, colored filter film shown in figure 12 and the synoptic diagram of substrate of the touch control LCD (Liquid Crystal Display) panel generation oblique light leakage in the foregoing description.
Except above-mentioned touch control LCD (Liquid Crystal Display) panel, the present invention also provides other display dielectric layer replacement liquid crystal layer, is made into the touch-control two-d display panel.Detailed structure and manufacturing approach, a plurality of embodiment are said like the front, therefore repeat no more.Wherein, display dielectric layer is except above-mentioned liquid crystal layer, and display dielectric layer also can use electrophoretic display materials layer, luminous organic material layer or Plasma Display material layer etc., but is not limited to this.
In sum; Utilization of the present invention is made in sense line layer, bridging conductor and colored filter film on the outside surface of single substrate; Can improve the scratch or the infringement that in the process of making the touch-control two-d display panel, are caused, and then improve the fabrication yield of touch colored optical filtering substrates and touch-control two-d display panel because of the substrate turn-over.
Certainly; The present invention also can have other various embodiments; Under the situation that does not deviate from spirit of the present invention and essence thereof; Those of ordinary skill in the art work as can make various corresponding changes and distortion according to the present invention, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the present invention.
Claims (33)
1. a touch control LCD (Liquid Crystal Display) panel is characterized in that, comprising:
Array basal plate;
One touch colored optical filtering substrates comprises a substrate, a plurality of bridging conductor, a plurality of colored filter film and a sense line layer; This substrate has an outside surface and with respect to an inside surface of this outside surface, wherein the distance of this outside surface to this array base palte is greater than the distance of this inside surface to this array base palte; A plurality of bridging conductors are disposed on this outside surface; Said a plurality of colored filter film arrayed is on this outside surface, and these colored filter film have a plurality of contact openings, and respectively the subregion of this bridging conductor is exposed by two contact openings respectively; This sense line layer is disposed on these colored filter film, and this sense line layer of part electrically connects through these contact openings and these bridging conductors; And
One liquid crystal layer is disposed between this array base palte and this touch colored optical filtering substrates.
2. described touch control LCD (Liquid Crystal Display) panel according to claim 1 is characterized in that this array base palte comprises an active component array base board.
3. described touch control LCD (Liquid Crystal Display) panel according to claim 1; It is characterized in that; This outer surface region of this substrate is divided into a Touch Zone and a surrounding zone; These bridging conductors, these colored filter film and this sense line layer are positioned at this Touch Zone, and this touch colored optical filtering substrates more comprises:
A plurality of perimeter circuits are disposed in this surrounding zone, and these perimeter circuits and the electric connection of this sense line layer.
4. described touch control LCD (Liquid Crystal Display) panel according to claim 1 is characterized in that, this touch colored optical filtering substrates more comprises:
One common electrode is disposed on this inside surface of this substrate.
5. described touch control LCD (Liquid Crystal Display) panel according to claim 1 is characterized in that, this touch colored optical filtering substrates more comprises:
A plurality of separation materials are disposed on this inside surface of substrate, and wherein respectively this separation material extends toward this array base palte, and contact with this array base palte.
6. described touch control LCD (Liquid Crystal Display) panel according to claim 1 is characterized in that, this touch colored optical filtering substrates more comprises:
One protective seam covers this sense line layer.
7. described touch control LCD (Liquid Crystal Display) panel according to claim 1 is characterized in that respectively the width of this colored filter film is greater than the thickness of this substrate.
8. described touch control LCD (Liquid Crystal Display) panel according to claim 1; It is characterized in that; This touch colored optical filtering substrates more comprises a common electrode that is disposed on this inside surface; And this array base palte more comprises a plurality of separation materials, and respectively this separation material extends toward this touch colored optical filtering substrates, and contacts with this touch colored optical filtering substrates.
9. described touch control LCD (Liquid Crystal Display) panel according to claim 1 is characterized in that, this sense line layer comprises:
A plurality of first sensing serials, respectively this first sensing serials comprises: a plurality of first sensor pads; A plurality of bridge parts, respectively this bridge part is connected in respectively between two adjacent first sensor pads; And
A plurality of second sensor pads, wherein respectively this bridging conductor is respectively through position two contact openings on it and two adjacent second sensor pads electric connections, and these second sensor pads and these bridging conductors constitute a plurality of second sensing serials.
10. described touch control LCD (Liquid Crystal Display) panel according to claim 1 is characterized in that, this touch colored optical filtering substrates more comprises:
One patterning light shield layer; Cover the edge of these colored filter film; Wherein this patterning light shield layer has a plurality of pixel openings and these contact openings; Respectively this colored filter film exposes one of them pixel openings respectively, and wherein this sense line layer is disposed on this patterning light shield layer, and this patterning light shield layer is positioned at this Touch Zone.
11. a touch control LCD (Liquid Crystal Display) panel is characterized in that, comprising:
Array basal plate;
One touch colored optical filtering substrates comprises a substrate, a sense line layer, a plurality of colored filter film and a plurality of bridging conductor; This substrate has an outside surface and with respect to an inside surface of this outside surface, wherein the distance of this outside surface to this array base palte is greater than the distance of this inside surface to this array base palte; This sense line layer is disposed on this outside surface; With this sense line layer of cover part, these colored filter film have a plurality of contact openings to said a plurality of colored filter film arrayed on this outside surface, this sense line layer of expose portion; Said a plurality of bridging conductor is disposed on this colored filter film, and each bridging conductor electrically connects through two contact openings and this sense line layer of part; And
One liquid crystal layer is disposed between this array base palte and this touch colored optical filtering substrates.
12. described touch control LCD (Liquid Crystal Display) panel according to claim 11 is characterized in that this array base palte comprises an active component array base board.
13. described touch control LCD (Liquid Crystal Display) panel according to claim 11; It is characterized in that; This outer surface region of this substrate is divided into a Touch Zone and a surrounding zone; These bridging conductors, these colored filter film and this sense line layer are positioned at this Touch Zone, and this touch colored optical filtering substrates more comprises:
A plurality of perimeter circuits are disposed in this surrounding zone, and these perimeter circuits and the electric connection of this sense line layer.
14. described touch control LCD (Liquid Crystal Display) panel according to claim 11 is characterized in that, this touch colored optical filtering substrates more comprises:
One common electrode is disposed on this inside surface of this substrate.
15. described touch control LCD (Liquid Crystal Display) panel according to claim 11 is characterized in that, this touch colored optical filtering substrates more comprises:
One common electrode is disposed on this inside surface of this substrate; And
A plurality of separation materials are disposed on this common electrode, and wherein respectively this separation material extends toward this array base palte, and contact with this array base palte.
16. described touch control LCD (Liquid Crystal Display) panel according to claim 11 is characterized in that, this touch colored optical filtering substrates more comprises:
One protective seam covers this sense line layer.
17. described touch control LCD (Liquid Crystal Display) panel according to claim 11 is characterized in that respectively the width of this colored filter film is greater than the thickness of this substrate.
18. described touch control LCD (Liquid Crystal Display) panel according to claim 11; It is characterized in that; This touch colored optical filtering substrates more comprises a common electrode that is disposed on this inside surface; And this array base palte more comprises a plurality of separation materials, and respectively this separation material extends toward this touch colored optical filtering substrates, and contacts with this touch colored optical filtering substrates.
19. described touch control LCD (Liquid Crystal Display) panel according to claim 11 is characterized in that, this sense line layer comprises:
A plurality of first sensing serials, respectively this first sensing serials comprises: a plurality of first sensor pads; And a plurality of bridge parts, respectively this bridge part is connected in respectively between two adjacent first sensor pads; And
A plurality of second sensor pads, wherein respectively this bridging conductor electrically connects with two adjacent second sensor pads respectively, and these second sensor pads and these bridging conductors constitute a plurality of second sensing serials.
20. described touch control LCD (Liquid Crystal Display) panel according to claim 11 is characterized in that, this touch colored optical filtering substrates more comprises:
One patterning light shield layer covers edge and these bridging conductors of these colored filter film, and wherein this patterning light shield layer has a plurality of pixel openings, and respectively this colored filter film exposes one of them pixel openings respectively.
21. the manufacturing approach of a touch control LCD (Liquid Crystal Display) panel is characterized in that, comprising:
One substrate is provided, and this substrate has an outside surface and with respect to an inside surface of this outside surface;
On this outside surface, form a plurality of bridging conductors;
On this outside surface, form the colored filter film of a plurality of arrayed, these colored filter film have a plurality of contact openings, and respectively the subregion of this bridging conductor is exposed by two contact openings respectively;
On these colored filter film, form a sense line layer, wherein this sense line layer of part electrically connects through these contact openings and these bridging conductors; And
One liquid crystal layer is assembled between this inside surface and array basal plate of this substrate.
22. the manufacturing approach of described touch control LCD (Liquid Crystal Display) panel according to claim 21; It is characterized in that; This outer surface region of this substrate is divided into a Touch Zone and a surrounding zone, and these bridging conductors, these colored filter film and this sense line layer are positioned at this Touch Zone, and when forming these bridging conductors; More be included in and form a plurality of perimeter circuits in this surrounding zone, and these perimeter circuits and the electric connection of this sense line layer.
23. the manufacturing approach of described touch control LCD (Liquid Crystal Display) panel according to claim 21 is characterized in that, more comprises:
On this inside surface of this substrate, form a common electrode.
24. the manufacturing approach of described touch control LCD (Liquid Crystal Display) panel according to claim 21 is characterized in that, more comprises:
On this inside surface of this substrate, form a common electrode; And
On this common electrode, form a plurality of separation materials, wherein respectively this separation material extends toward this array base palte, and contacts with this array base palte.
25. the manufacturing approach of described touch control LCD (Liquid Crystal Display) panel according to claim 21 is characterized in that, more comprises:
On this sense line layer, form a protective seam.
26. the manufacturing approach of a touch control LCD (Liquid Crystal Display) panel is characterized in that, comprising:
One substrate is provided, and this substrate has an outside surface and with respect to an inside surface of this outside surface;
On this outside surface, form a sense line layer;
On this outside surface, form the colored filter film of a plurality of arrayed, with this sense line layer of cover part, these colored filter film have a plurality of contact openings, this sense line layer of expose portion;
On these colored filter film, form a plurality of bridging conductors, wherein each bridging conductor electrically connects through two contact openings and this sense line layer of part; And
One liquid crystal layer is assembled between this inside surface and array basal plate of this substrate.
27. the manufacturing approach of described touch control LCD (Liquid Crystal Display) panel according to claim 26 is characterized in that, more comprises:
On the edge of these colored filter film and these bridging conductors, form a patterning light shield layer, wherein this patterning light shield layer has a plurality of pixel openings, and respectively this colored filter film exposes one of them pixel openings respectively.
28. the manufacturing approach of described touch control LCD (Liquid Crystal Display) panel according to claim 26; It is characterized in that; This outer surface region of this substrate is divided into a Touch Zone and a surrounding zone, and these bridging conductors, these colored filter film and this sense line layer are positioned at this Touch Zone, and when forming these bridging conductors; More be included in and form a plurality of perimeter circuits in this surrounding zone, and these perimeter circuits and the electric connection of this sense line layer.
29. the manufacturing approach of described touch control LCD (Liquid Crystal Display) panel according to claim 26 is characterized in that, more comprises:
On this inside surface of this substrate, form a common electrode.
30. the manufacturing approach of described touch control LCD (Liquid Crystal Display) panel according to claim 26 is characterized in that, more comprises:
On this inside surface of this substrate, form a common electrode; And
On this common electrode, form a plurality of separation materials, wherein respectively this separation material extends toward this array base palte, and contacts with this array base palte.
31. the manufacturing approach of described touch control LCD (Liquid Crystal Display) panel according to claim 26 is characterized in that, more comprises:
In forming a protective seam on these colored filter film and on these bridging conductors.
32. a touch-control two-d display panel is characterized in that, comprising:
Array basal plate;
One touch colored optical filtering substrates comprises a substrate, a plurality of bridging conductor, a plurality of colored filter film and a sense line layer; This substrate has an outside surface and with respect to an inside surface of this outside surface, wherein the distance of this outside surface to this array base palte is greater than the distance of this inside surface to this array base palte; Said a plurality of bridging conductor is disposed on this outside surface; Said a plurality of colored filter film arrayed is on this outside surface, and these colored filter film have a plurality of contact openings, and respectively the subregion of this bridging conductor is exposed by two contact openings respectively; This sense line layer is disposed on these colored filter film, and this sense line layer of part electrically connects through these contact openings and these bridging conductors; And
One display dielectric layer is disposed between this array base palte and this touch colored optical filtering substrates.
33. a touch-control two-d display panel is characterized in that, comprising:
Array basal plate;
One touch colored optical filtering substrates comprises a substrate, a sense line layer, a plurality of colored filter film and a plurality of bridging conductor; This substrate has an outside surface and with respect to an inside surface of this outside surface, wherein the distance of this outside surface to this array base palte is greater than the distance of this inside surface to this array base palte; This sense line layer is disposed on this outside surface; With this sense line layer of cover part, these colored filter film have a plurality of contact openings to said a plurality of colored filter film arrayed on this outside surface, this sense line layer of expose portion; Said a plurality of bridging conductor is disposed on this colored filter film, and each bridging conductor electrically connects via two contact openings and this sense line layer of part; And
One display dielectric layer is disposed between this array base palte and this touch colored optical filtering substrates.
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| CN2010105074249A CN101943970B (en) | 2010-09-27 | 2010-09-27 | Touch plane display panel and manufacture method thereof |
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| CN2010105074249A CN101943970B (en) | 2010-09-27 | 2010-09-27 | Touch plane display panel and manufacture method thereof |
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| CN102253520B (en) * | 2011-07-21 | 2013-11-06 | 信利半导体有限公司 | Wide viewing angle liquid crystal display with black and white display and setting method thereof |
| CN103076907B (en) * | 2011-10-26 | 2016-04-06 | 宸鸿科技(厦门)有限公司 | Contactor control device and manufacture method thereof |
| TWI567446B (en) * | 2012-01-20 | 2017-01-21 | 群康科技(深圳)有限公司 | In-cell touch panel display |
| CN103217817B (en) * | 2012-01-20 | 2016-02-24 | 群康科技(深圳)有限公司 | In-cell touch panel display |
| CN102749766A (en) * | 2012-06-18 | 2012-10-24 | 北京京东方光电科技有限公司 | Touch display panel and displayer |
| CN104166481B (en) * | 2014-08-15 | 2017-05-24 | 京东方科技集团股份有限公司 | Display substrate and display device |
| CN106066720B (en) | 2015-04-22 | 2019-04-26 | 财团法人工业技术研究院 | Induction device |
| CN106066747A (en) | 2015-04-22 | 2016-11-02 | 财团法人工业技术研究院 | Optical film with touch control function |
| CN106201043B (en) | 2015-05-08 | 2019-10-11 | 群创光电股份有限公司 | Touch-control structure and its application |
| CN105467668A (en) * | 2016-02-01 | 2016-04-06 | 京东方科技集团股份有限公司 | Preparing method of colored membrane substrate, color membrane substrate and display device |
| CN107065267A (en) * | 2017-05-22 | 2017-08-18 | 东旭（昆山）显示材料有限公司 | Touch screen color membrane substrates |
| TWI675234B (en) * | 2018-10-08 | 2019-10-21 | 友達光電股份有限公司 | Display panel and manufacturing method thereof |
| CN111857428B (en) * | 2020-07-21 | 2024-02-02 | 京东方科技集团股份有限公司 | Touch module, display panel, display device and manufacturing method of touch module |
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