CN104281300A - Touch structure and manufacturing method thereof - Google Patents

Touch structure and manufacturing method thereof Download PDF

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Publication number
CN104281300A
CN104281300A CN201310282023.1A CN201310282023A CN104281300A CN 104281300 A CN104281300 A CN 104281300A CN 201310282023 A CN201310282023 A CN 201310282023A CN 104281300 A CN104281300 A CN 104281300A
Authority
CN
China
Prior art keywords
substrate
touch
electrode
polarizer
control
Prior art date
Application number
CN201310282023.1A
Other languages
Chinese (zh)
Inventor
郭晓文
陈维钏
Original Assignee
杰圣科技股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 杰圣科技股份有限公司 filed Critical 杰圣科技股份有限公司
Priority to CN201310282023.1A priority Critical patent/CN104281300A/en
Publication of CN104281300A publication Critical patent/CN104281300A/en

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Classifications

    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/0412Digitisers structurally integrated in a display
    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/044Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
    • GPHYSICS
    • G06COMPUTING; CALCULATING; COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F2203/00Indexing scheme relating to G06F3/00 - G06F3/048
    • G06F2203/041Indexing scheme relating to G06F3/041 - G06F3/045
    • G06F2203/04111Cross over in capacitive digitiser, i.e. details of structures for connecting electrodes of the sensing pattern where the connections cross each other, e.g. bridge structures comprising an insulating layer, or vias through substrate

Abstract

A touch structure comprises a first substrate and a first polarized light plate, wherein a lower electrode is arranged on the first substrate, and the first polarized light plate is arranged on the first substrate and provided with an upper electrode.

Description

Touch-control structure and manufacture method thereof

Technical field

The present invention is a kind of contact panel, provide a kind of have reduce touch-control structure and liquid crystal indicator thickness, promotes touch-control sensitivity, reduce touch-control structure and manufacture method thereof that manufacturing cost and lifting module make yield.

Background technology

In the market of various consumption electronic products now, the interface tool that the portable electronic products such as personal digital assistant (PDA), mobile phone (mobile Phone), notebook computer (notebook) and panel computer (tablet PC) use touch panel (touch panel) to link up as its data all widely.In addition, due to current electronic product design all with light, thin, short, little for direction, therefore on product without enough space as the conventional input devices such as keyboard, mouse, especially, under the drive of panel computer demand stressing human oriented design, touch panel has suddenly become one of crucial spare part.And touch panel can be done except multi-level menu designing requirement except meeting, also can have the mode of operation of the hommization such as function and handwriting input of keyboard, mouse etc. simultaneously, especially constrained input is incorporated into the speciality of same interface (screen), especially part less than other conventional input devices.More develop a kind of touch control display apparatus now, for display device being arranged a contact panel, can touch area to allow contact panel provide according to the display frame of display device, carry out touch control operation for user according to the touch object of picture display.

The display panels that tradition has touch controllable function adopts external hanging type structure usually, additional for common display panels a slice contact panel superposition is arranged on display panels, thus touch control display apparatus is caused to cause integral thickness to increase because the structure that changes increases, and cause optical effect to be deteriorated and affect the outward appearance of touch control display apparatus, this problem not yet has good solution at present.

Summary of the invention

In view of the problem existing for prior art, the invention provides a kind of touch-control structure and manufacture method thereof, there is device slimming, superior touch-control sensitivity, low manufacturing cost and high module and make the advantages such as yield.

For reaching above-mentioned object, a kind of touch-control structure of the present invention, it comprises: first substrate, has lower electrode and is arranged at first substrate.And first Polarizer, be arranged on first substrate, and the first Polarizer has upper electrode.

For reaching above-mentioned object, a kind of touch-control structure of the present invention, more comprises: black matrix" is positioned at the lower surface of first substrate, and wherein lower electrode is arranged under black matrix".

For reaching above-mentioned object, a kind of touch-control structure of the present invention, more comprises: second substrate, is arranged under first substrate, and second substrate has plural electric crystal array.Liquid crystal layer, is arranged between first substrate and second substrate, and the second Polarizer, is arranged under second substrate.

For reaching above-mentioned object, a kind of touch-control structure of the present invention, more comprises: backlight module, is arranged under the second Polarizer.

For reaching above-mentioned object, a kind of touch-control structure of the present invention, its top electrode has more the upper sensing serials of plural number and upper terminal circuit, and lower electrode has more the lower sensing serials of plural number and lower terminal circuit.Upper sensing serials connects upper terminal circuit respectively, and lower sensing serials connects lower terminal circuit respectively, wherein goes up sensing serials and lower sensing serials is interlaced, and upper terminal circuit and lower terminal circuit are for being connected to control wafer.

For reaching above-mentioned object, the manufacture method of a kind of touch-control structure of the present invention, it comprises: provide first substrate, forms lower electrode in first substrate.There is provided the first Polarizer, wherein the first Polarizer is arranged on first substrate, forms upper electrode in the first Polarizer.

For reaching above-mentioned object, the manufacture method of a kind of touch-control structure of the present invention, it comprises: provide second substrate, forms upper in second substrate of plural electric crystal array.First substrate is provided, forms lower electrode in first substrate.Liquid crystal layer is provided, is arranged between first substrate and second substrate.

Second Polarizer is provided, sticks under second substrate.First Polarizer is provided, forms upper electrode in the first Polarizer, and paste the first Polarizer on first substrate.

For reaching above-mentioned object, the manufacture method of a kind of touch-control structure of the present invention, wherein more comprises: form black matrix" in the lower surface of first substrate, lower electrode is formed under black matrix".

For reaching above-mentioned object, the manufacture method of a kind of touch-control structure of the present invention, wherein more comprises: provide backlight module, fits under the second Polarizer.

For reaching above-mentioned object, the manufacture method of a kind of touch-control structure of the present invention, wherein forms the method for this lower electrode, more comprises: form metal level under black matrix", and patterned metal layer forms the lower sensing serials of plural number and lower terminal circuit is interconnected.

For reaching above-mentioned object, the manufacture method of a kind of touch-control structure of the present invention, more comprises: form chromatic filter layer under lower electrode, forms common electrode layer under chromatic filter layer.

For reaching above-mentioned object, the manufacture method of a kind of touch-control structure of the present invention, wherein forms the method for upper electrode, more comprises: form transparency conducting layer in the first Polarizer, forms metal level on transparency conducting layer.Patterned transparent conductive layer and metal level, formed and have sensing serials and upper terminal circuit on the plural number of metal level on transparency conducting layer, and remove the metal level in sensing serials.

Accompanying drawing explanation

Figure 1 shows that an embodiment schematic diagram of touch-control structure in the present invention.

Fig. 2 a ~ 2i is depicted as an embodiment schematic diagram of touch-control structure in the present invention.

Figure number illustrates:

First substrate 100,200

Second substrate 110,110

First Polarizer 120,220

Second Polarizer 130,230

Black matrix" 140,240

Chromatic filter layer 150,250

Common electrode layer 115,215

Plural number electric crystal array 116,260

Upper electrode 180,280

Lower electrode 170,270

Backlight module 190,290

Liquid crystal layer 191,291

Sensing serials 181 on plural number, 281

Upper terminal circuit 182,282

The lower sensing serials 171,271 of plural number

Lower terminal circuit 172,272

Hard transparent substrate 111

Adhesion layer 112,212

Transparency conducting layer 113,213

Metal level 114,214.

Embodiment

Refer to the touch-control structure schematic diagram that Figure 1 shows that one embodiment of the invention.First, touch-control structure of the present invention comprises: first substrate 100, has the lower surface that black matrix" 140 is arranged at first substrate.Wherein the material of first substrate 100 such as can be is by transparent material, such as glass, plastics or quartz formed, black matrix" 140 can be used for shading, its material such as can be resin polymkeric substance or based on pi Polymide, based on acryl system Acrylate, based on the resin of polyvinyl alcohol (PVA) polyvinyl alcohol, so not as limit.The method wherein forming black matrix" 140 can be rubbing method or photolithography.Lower electrode 170 is arranged under black matrix" 140, black matrix" can cover lower electrode 170, wherein lower electrode 170 has more the lower sensing serials 171 of plural number and lower terminal circuit 172 is interconnected, the lower sensing serials 171 of plural number is positioned under black matrix" 140, by lower terminal circuit 172 for connection control wafer.First Polarizer 120 is arranged on first substrate 100, and the lower surface of the first Polarizer 120 has upper electrode 180, upper electrode 180 has more the upper sensing serials 181 of plural number and upper terminal circuit 182, on plural number, sensing serials 181 and upper terminal circuit 182 are interconnected, by upper terminal circuit 182 for connection control wafer.To be crisscross arranged formation one touch-control structure by upper electrode 180 and lower electrode 170, wherein touch-control structure can be capacitance type touch-control structure.Then, have second substrate 110 and be arranged under first substrate 100, wherein second substrate 110 is by transparent material, and such as glass, plastics or quartz formed, and the upper surface of second substrate 110 has plural electric crystal array 116.Liquid crystal layer 191 is arranged between first substrate 100 and second substrate 110, and plural electric crystal array 116 can control turning to of liquid crystal layer 191.Second Polarizer 130 is arranged under second substrate 110, by the first Polarizer 120, second Polarizer 130 and liquid crystal layer 191 arrange in pairs or groups adjustable picture element display briliancy.The primary structure of the first Polarizer 120 and the second Polarizer 130 such as can be PET protection film, the pressure sensitive adhesive agent of PSA, TAC Triafol T, PVA polyvinyl alcohol (PVA) and PET release film etc., so not as limit.Come again, more comprise adhesion layer 112 and be arranged between the first Polarizer 120 and first substrate 100, paste the first Polarizer 120 on first substrate 100 with adhesion layer 112.In an embodiment; hard transparent substrate 111 can also be arranged on the first Polarizer 120; adhesion layer 112 is arranged between the first Polarizer 120 and hard transparent substrate 111; hard transparent substrate 111 is pasted on the first Polarizer 120 with adhesion layer 112; wherein the material of hard transparent substrate 111 such as can be the composite wood of glass, tempered glass, PC, PMMA or PC and PMMA, in order to protect liquid crystal panel.The material of adhesion layer 112 can be optical cement, glue.Backlight module 190 is arranged under the second Polarizer 130, backlight module 190 provides light source, collocation by the first Polarizer 120, second Polarizer 130 and liquid crystal layer 191 controls picture element display briliancy, and combination of touch control structure and form a touch control display apparatus.

In another embodiment (not shown), touch-control structure as above, wherein lower electrode also can be arranged at the upper surface of first substrate, and upper electrode is arranged at the upper surface of the first Polarizer, forms touch-control structure.

Again in an embodiment (not shown), touch-control structure as above, its top electrode also can be arranged at the upper surface of the first Polarizer, and lower electrode is arranged at the lower surface of first substrate, forms touch-control structure.

Again in an embodiment (not shown), touch-control structure as above, its top electrode also can be arranged at the lower surface of the first Polarizer, and lower electrode is arranged at the upper surface of first substrate, forms touch-control structure.

Refer to the manufacture method schematic diagram that Fig. 2 a to Fig. 2 i is depicted as the touch-control structure of one embodiment of the invention.First, provide first substrate 200, form black matrix" 240 in the lower surface of first substrate 200, the method forming black matrix" 240 such as can be rubbing method or photolithography.Then the lower surface in black matrix" 240 forms a metal level 214, and the method wherein forming metal level 214 such as can adopt sputter, evaporation, vacuum ion plating, plating, physical vapour deposition (PVD) (PVD), chemical vapor deposition (CVD) etc. means.Carry out first gold-tinted processing procedure again, by metal level 214 patterning, wherein first gold-tinted processing procedure comprises formation patterning photoresist layer (not shown) on metal level 214, and the material of photoresist layer can be liquid photoresistance or dry film photoresistance.Then etching step is carried out; etching is removed not by the metal level 214 of photoresist layer protection; and remove patterning photoresist layer; form a lower electrode 270 and comprise the lower sensing serials 271 of plural number and lower terminal circuit 272, wherein the lower sensing serials 271 of plural number and lower terminal circuit 272 are positioned at the lower surface of black matrix" 240.The lower sensing serials 271 of plural number and lower terminal circuit 272 are interconnected, by lower terminal circuit 272 for the control wafer (not shown) connected.Black matrix" 240 can be used for covering lower electrode 270.Come to be formed chromatic filter layer 250 and common electrode layer 215 again under lower electrode 270.Second substrate 210 is provided again, form plural electric crystal array 216 in the upper surface of second substrate 210, then forming liquid crystal layer 291 is arranged between first substrate 200 and second substrate 210, and common electrode layer 215 and plural electric crystal array 216 are in order to the arrangement mode of drived control liquid crystal molecule.

Then, provide the first Polarizer 220, the lower surface in the first Polarizer 220 sequentially forms transparency conducting layer 213 and metal level 214.The method wherein forming transparency conducting layer 213 and metal level 214 such as can adopt the means such as volume to volume physical vapour deposition (PVD) (PVD), volume to volume chemical vapor deposition (CVD), volume to volume plating, volume to volume coating process.Then above-mentioned first Polarizer 220 is carried out volume to volume first gold-tinted processing procedure, by transparency conducting layer 213 and metal level 214 patterning.Wherein volume to volume first gold-tinted processing procedure comprises formation patterning photoresist layer (not shown) on metal level 214, and the material of photoresist layer can be liquid photoresistance or dry film photoresistance.Then carry out etching step, etching is removed not by transparency conducting layer 213 and the metal level 214 of photoresist layer protection, and removes patterning photoresist layer, is formed and has sensing serials 281 and upper terminal circuit 282 on metal level plural number thereon.Metal level material such as can be at least one deck or multilayer conductive metal level, and its material can be conducting metal or the electrical conductivity alloies such as aldary, aluminium alloy, gold, silver, aluminium, copper, molybdenum.The structure of multilayer conductive metal level, such as can be the stack architecture of molybdenum layer/aluminium lamination/molybdenum layer, or can be one or more materials of conducting metals such as being selected from aldary, aluminium alloy, gold, silver, aluminium, copper, molybdenum or electrical conductivity alloy and the multilayer conductive metal-layer structure of storehouse.Then, carry out volume to volume the 2nd road gold-tinted processing procedure, remove the metal level 214 be positioned in the upper sensing serials 281 of plural number, form a upper electrode 280 and comprise the upper sensing serials 281 of plural number and upper terminal circuit 282, wherein the upper sensing serials 281 of plural number and upper terminal circuit 282 are interconnected, and control wafer (without icon) by upper terminal circuit 282 for being connected to.Sticked on first substrate 200 by first Polarizer 220 with upper electrode 280, upper electrode 280 and lower electrode 270 are crisscross arranged formation one touch-control structure, and wherein touch-control structure can be capacitance type touch-control structure.

In another embodiment, more can comprise backlight module 290 is arranged under the second Polarizer 230, light source is provided by backlight module 290, light source controls picture element display briliancy by the first Polarizer 220, second Polarizer 230 and liquid crystal layer 291 collocation, and the touch-control structure and form a touch control display apparatus of arranging in pairs or groups.

In another embodiment (not shown), the manufacture method of touch-control structure as above, wherein lower electrode also can be arranged at the upper surface of first substrate, and upper electrode is arranged at the upper surface of the first Polarizer, forms touch-control structure.

Again in an embodiment (not shown), the manufacture method of touch-control structure as above, its top electrode also can be arranged at the upper surface of the first Polarizer, and lower electrode is arranged at the lower surface of first substrate, forms touch-control structure.

Again in an embodiment (not shown), the manufacture method of touch-control structure as above, its top electrode also can be arranged at the lower surface of the first Polarizer, and lower electrode is arranged at the upper surface of first substrate, forms touch-control structure.

Claims (12)

1. a touch-control structure, is characterized in that, comprises:
One first substrate, has a lower electrode and is arranged at this first substrate; And
One first Polarizer, is arranged on this first substrate, and this first Polarizer has a upper electrode.
2. touch-control structure as claimed in claim 1, it is characterized in that, more comprise: a black matrix" is positioned at the lower surface of this first substrate, wherein this lower electrode is arranged under this black matrix".
3. touch-control structure as claimed in claim 1, is characterized in that, more comprise:
One second substrate, be arranged under this first substrate, this second substrate has plural electric crystal array;
One liquid crystal layer, is arranged between this first substrate and this second substrate; And
One second Polarizer, is arranged under this second substrate.
4. touch-control structure as claimed in claim 3, is characterized in that, more comprise: a backlight module, be arranged under this second Polarizer.
5. touch-control structure as claimed in claim 1, is characterized in that, this upper electrode has more the upper sensing serials of a plural number and a upper terminal circuit, and this lower electrode has more the lower sensing serials of plural number and once terminal circuit; On those, sensing serials connects this upper terminal circuit respectively, and those lower sensing serials connect this lower terminal circuit respectively, and wherein on those, sensing serials is interlaced with those lower sensing serials, and this upper terminal circuit and this lower terminal circuit are for being connected to a control wafer.
6. a manufacture method for touch-control structure, is characterized in that, comprises:
One first substrate is provided, forms a lower electrode in this first substrate;
There is provided one first Polarizer, wherein this first Polarizer is arranged on this first substrate, forms a upper electrode in this first Polarizer.
7. a manufacture method for touch-control display structure, is characterized in that, comprises:
One second substrate is provided, forms plural electric crystal array on this second substrate;
One first substrate is provided, forms a lower electrode in this first substrate;
One liquid crystal layer is provided, is arranged between this first substrate and this second substrate;
One second Polarizer is provided, sticks under this second substrate;
One first Polarizer is provided, forms a upper electrode in this first Polarizer; And
Paste this first Polarizer on this first substrate.
8. the manufacture method of touch-control structure as claimed in claims 6 or 7, is characterized in that, more comprise: form a black matrix" in the lower surface of this first substrate, this lower electrode is formed under this black matrix".
9. the manufacture method of touch-control structure as claimed in claim 7, is characterized in that, more comprise:
One backlight module is provided, is positioned under this second Polarizer.
10. the manufacture method of touch-control structure as claimed in claim 8, is characterized in that, form the method for this lower electrode, more comprise:
Form a metal level under this black matrix"; And
This metal level of patterning, the lower sensing serials of formation plural number and once terminal circuit are interconnected.
The manufacture method of 11. touch-control structures as claimed in claims 6 or 7, more comprises:
Form a chromatic filter layer under this lower electrode, form a common electrode layer under this chromatic filter layer.
The manufacture method of 12. touch-control structures as claimed in claims 6 or 7, is characterized in that, form the method for this upper electrode, more comprise:
Form a transparency conducting layer in this first Polarizer, form a metal level on this transparency conducting layer; This transparency conducting layer of patterning and this metal level, formed and have sensing serials and upper terminal circuit on the plural number of this metal level on this transparency conducting layer; And
Remove this metal level in those sensing serials.
CN201310282023.1A 2013-07-05 2013-07-05 Touch structure and manufacturing method thereof CN104281300A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310282023.1A CN104281300A (en) 2013-07-05 2013-07-05 Touch structure and manufacturing method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310282023.1A CN104281300A (en) 2013-07-05 2013-07-05 Touch structure and manufacturing method thereof

Publications (1)

Publication Number Publication Date
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105630233A (en) * 2015-12-18 2016-06-01 昆山龙腾光电有限公司 Touch display apparatus and fabrication method therefor

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101881899A (en) * 2009-05-08 2010-11-10 义强科技股份有限公司 Liquid crystal display
CN102650752A (en) * 2011-02-25 2012-08-29 乐金显示有限公司 Touch integrated display device
CN102650775A (en) * 2011-06-03 2012-08-29 北京京东方光电科技有限公司 Color film substrate and manufacturing method thereof and touch control LCD (Liquid Crystal Display) panel
CN102955288A (en) * 2012-10-29 2013-03-06 京东方科技集团股份有限公司 Color film substrate, manufacturing method and liquid crystal touch display device
CN103019492A (en) * 2012-12-21 2013-04-03 北京京东方光电科技有限公司 Embedded capacitive touch control display panel, display equipment, control device and control method
CN202854453U (en) * 2011-08-19 2013-04-03 苹果公司 Electronic display panel, electronic display and electronic equipment

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101881899A (en) * 2009-05-08 2010-11-10 义强科技股份有限公司 Liquid crystal display
CN102650752A (en) * 2011-02-25 2012-08-29 乐金显示有限公司 Touch integrated display device
CN102650775A (en) * 2011-06-03 2012-08-29 北京京东方光电科技有限公司 Color film substrate and manufacturing method thereof and touch control LCD (Liquid Crystal Display) panel
CN202854453U (en) * 2011-08-19 2013-04-03 苹果公司 Electronic display panel, electronic display and electronic equipment
CN102955288A (en) * 2012-10-29 2013-03-06 京东方科技集团股份有限公司 Color film substrate, manufacturing method and liquid crystal touch display device
CN103019492A (en) * 2012-12-21 2013-04-03 北京京东方光电科技有限公司 Embedded capacitive touch control display panel, display equipment, control device and control method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105630233A (en) * 2015-12-18 2016-06-01 昆山龙腾光电有限公司 Touch display apparatus and fabrication method therefor
CN105630233B (en) * 2015-12-18 2018-09-18 昆山龙腾光电有限公司 Touch control display apparatus and preparation method thereof

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Application publication date: 20150114