CN102542671B - Payment password device with flexible liquid crystal display screen - Google Patents
Payment password device with flexible liquid crystal display screen Download PDFInfo
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- CN102542671B CN102542671B CN201210024990.3A CN201210024990A CN102542671B CN 102542671 B CN102542671 B CN 102542671B CN 201210024990 A CN201210024990 A CN 201210024990A CN 102542671 B CN102542671 B CN 102542671B
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- liquid crystal
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- conductive base
- compliant conductive
- flexible liquid
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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 100
- 239000007788 liquid Substances 0.000 claims abstract description 17
- 239000000853 adhesive Substances 0.000 claims abstract description 15
- 230000001070 adhesive effect Effects 0.000 claims abstract description 15
- 229920005989 resin Polymers 0.000 claims abstract description 10
- 239000011347 resin Substances 0.000 claims abstract description 10
- 239000000463 material Substances 0.000 claims description 97
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 30
- 229920001721 polyimide Polymers 0.000 claims description 19
- 239000004642 Polyimide Substances 0.000 claims description 15
- 239000003822 epoxy resin Substances 0.000 claims description 15
- 229920000647 polyepoxide Polymers 0.000 claims description 15
- 239000000377 silicon dioxide Substances 0.000 claims description 15
- 235000012239 silicon dioxide Nutrition 0.000 claims description 15
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- 230000008878 coupling Effects 0.000 claims description 4
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- 238000007711 solidification Methods 0.000 claims description 3
- 230000008023 solidification Effects 0.000 claims description 3
- GRPQBOKWXNIQMF-UHFFFAOYSA-N indium(3+) oxygen(2-) tin(4+) Chemical compound [Sn+4].[O-2].[In+3] GRPQBOKWXNIQMF-UHFFFAOYSA-N 0.000 claims 4
- 239000011521 glass Substances 0.000 abstract description 10
- 238000013461 design Methods 0.000 abstract description 8
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- 239000013078 crystal Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 description 11
- 239000004372 Polyvinyl alcohol Substances 0.000 description 4
- 238000005520 cutting process Methods 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 229920002451 polyvinyl alcohol Polymers 0.000 description 4
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- 238000007687 exposure technique Methods 0.000 description 3
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- 238000001035 drying Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
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- 229920002120 photoresistant polymer Polymers 0.000 description 2
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- 229920002284 Cellulose triacetate Polymers 0.000 description 1
- 241000283070 Equus zebra Species 0.000 description 1
- 206010070834 Sensitisation Diseases 0.000 description 1
- NNLVGZFZQQXQNW-ADJNRHBOSA-N [(2r,3r,4s,5r,6s)-4,5-diacetyloxy-3-[(2s,3r,4s,5r,6r)-3,4,5-triacetyloxy-6-(acetyloxymethyl)oxan-2-yl]oxy-6-[(2r,3r,4s,5r,6s)-4,5,6-triacetyloxy-2-(acetyloxymethyl)oxan-3-yl]oxyoxan-2-yl]methyl acetate Chemical compound O([C@@H]1O[C@@H]([C@H]([C@H](OC(C)=O)[C@H]1OC(C)=O)O[C@H]1[C@@H]([C@@H](OC(C)=O)[C@H](OC(C)=O)[C@@H](COC(C)=O)O1)OC(C)=O)COC(=O)C)[C@@H]1[C@@H](COC(C)=O)O[C@@H](OC(C)=O)[C@H](OC(C)=O)[C@H]1OC(C)=O NNLVGZFZQQXQNW-ADJNRHBOSA-N 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
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- MRNHPUHPBOKKQT-UHFFFAOYSA-N indium;tin;hydrate Chemical compound O.[In].[Sn] MRNHPUHPBOKKQT-UHFFFAOYSA-N 0.000 description 1
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- 238000004528 spin coating Methods 0.000 description 1
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- 238000002834 transmittance Methods 0.000 description 1
- BAZVSMNPJJMILC-UHFFFAOYSA-N triadimenol Chemical compound C1=NC=NN1C(C(O)C(C)(C)C)OC1=CC=C(Cl)C=C1 BAZVSMNPJJMILC-UHFFFAOYSA-N 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Liquid Crystal (AREA)
Abstract
The invention provides a payment password device with a flexible liquid crystal display screen, which comprises the flexible crystal liquid display screen, a circuit board and conducting resin. The flexible liquid crystal display screen is provided with a display screen electrode, the circuit board is provided with a circuit board electrode, and the display screen electrode is connected onto the circuit board electrode. The payment password device with the flexible liquid crystal display screen is further provided with resin adhesive coated onto a connection part between the display screen electrode and the circuit board electrode. The payment password device with the flexible liquid crystal display screen is the same as the existing glass liquid crystal display screen in display effect and is integrally lighter and thinner, and the liquid crystal display screen cannot be broken after falling impact. The payment password device with the flexible liquid crystal display screen can design a displayer of the payment password device into a curve surface according to design requirements, and the structure is more reasonable.
Description
Technical field
The present invention relates to a kind of payment cipher, relate in particular to a kind of payment cipher that is provided with flexible liquid crystal screen.
Background technology
Payment cipher is widely used as a kind of security protection means of banking system payment funding.It is high that payment cipher has accuracy, and security, anti-decoding are good, the feature such as comfortable, simple in structure, easy to carry easy to use.It comprises device shell, is arranged on keyboard, single-chip microcomputer and LCD MODULE on device shell.Wherein, liquid crystal display is as scrambler main element, and user obtains bank cipher information by LCD screen.LCDs affects physical dimension and the weight of whole scrambler, and liquid crystal display mainly contains following several with control panel connected mode: conductive rubber is connected, metal pin connects, FPC connects, conduct electricity zebra paper connection etc., and assembling is complicated.The substrate of LCDs adopts ito glass, because ito glass hardness is high, enbrittle, can not be bending under normal temperature, impact resistance is poor, and screen gross thickness is generally between 1.4mm-2.8mm, the structural design of above characteristic limitations payment cipher, is difficult to realize abnormity cutting and makes that abnormity shows, integral thickness is many more than 4mm.
Summary of the invention
In order to overcome above-mentioned the deficiencies in the prior art, the invention provides a kind of payment cipher that is provided with flexible liquid crystal screen, comprise flexible liquid crystal screen, circuit board and conducting resinl, flexible liquid crystal screen is provided with display screen electrode, circuit board is provided with circuit board electrode, and display screen electrode is connected in described circuit board electrode.
Further improvement of the present invention is, described in be provided with flexible liquid crystal screen payment cipher be also provided with resin glue, resin glue is coated on the coupling part of display screen electrode and circuit board electrode.
Further improvement of the present invention is, described flexible liquid crystal screen is made up of liquid crystal box of flexible liquid crystal display, liquid crystal box of flexible liquid crystal display comprises compliant conductive base material, lower compliant conductive base material, lower PS support column, upper PI film, lower PI film, liquid crystal and frame adhesive, upper compliant conductive base material comprises polaroid, upper silicon dioxide layer and upper ITO film, upper polaroid, upper silicon dioxide layer and upper ITO film set gradually, lower compliant conductive base material comprises lower polaroid, lower silicon dioxide layer and lower ITO film, lower polaroid, lower silicon dioxide layer and lower ITO film set gradually, upper compliant conductive base material, lower compliant conductive base material and frame adhesive gluing, sealing form airtight inner chamber, liquid crystal is filled in airtight inner chamber, lower PS support column and liquid crystal are arranged between compliant conductive base material and lower compliant conductive base material, lower PS support column is connected in lower compliant conductive base material, lower PI film is covered in described lower PS support column and lower compliant conductive base material, described upper PI film is covered in compliant conductive base material.
Further improvement of the present invention is that described lower PS support column adopts epoxide resin material.
Further improvement of the present invention is that described lower PS support column is solidify to form by epoxy resin liquid.
Further improvement of the present invention is that the height of described lower PS support column is less than 4 microns.
Further improvement of the present invention is that described upper PI film and lower PI film are formed by PI liquid hot setting.
Further improvement of the present invention is that the solidification temperature of described PI liquid is less than or equal to 100 DEG C.
Compared to prior art, the display effect of the payment cipher that is provided with flexible liquid crystal screen of the present invention is identical with existing glass liquid crystal display, but entirety gentlier, liquid crystal display can not break after thinner, dropping shock.And the payment cipher that is provided with flexible liquid crystal screen of the present invention can need to payment cipher according to design display be set to curved surface, structure is more reasonable.
Brief description of the drawings
Fig. 1 is the structural representation of the flexible liquid crystal screen of the present invention's payment cipher of being provided with flexible liquid crystal screen.
Fig. 2 is the structural representation of liquid crystal box of flexible liquid crystal display of the present invention.
Fig. 3 is forming method for flexible liquid crystal cell for liquid crystal display process flow diagram of the present invention.
Fig. 4 is the fabrication processing figure of PS support column under the present invention.
Embodiment
Below in conjunction with brief description of the drawings and embodiment, the present invention is further described.
Refer to Fig. 1, the invention provides a kind of payment cipher that is provided with flexible liquid crystal screen, comprise flexible liquid crystal screen 1, circuit board 3 and conducting resinl 5.Flexible liquid crystal screen 1 is provided with display screen electrode (not shown), and circuit board 3 is provided with circuit board electrode (not shown), and display screen electrode is connected in described circuit board electrode.Flexible liquid crystal screen 1 can be curved shape.In the present embodiment, circuit board 3 can adopt common pcb board (PrintedCircuitBoard, printed circuit board) or FPC plate (Flexible Printed Circuit board, flexible print wiring board).The payment cipher that is provided with flexible liquid crystal screen of the present invention is also provided with resin glue 8, and resin glue 8 is coated on the coupling part of display screen electrode and circuit board electrode.
Flexible liquid crystal screen 1 is connected in to circuit board 3 to be comprised the following steps:
Adhesive dots is set, uses silk-screen or pad printing method that conducting resinl 5 is imprinted on and on circuit board electrode, forms adhesive dots;
Contraposition, by display screen electrode and the adhesive dots contraposition of flexible liquid crystal screen 1;
Pressurize and heat, pressurizeing and heating solidifies so that display screen electrode is connected in to described circuit board electrode adhesive dots;
The glue 8 of resinizing, resinizes glue 8 to protect in the coupling part of display screen electrode and circuit board electrode.
Because conducting resinl 5 is fluid before solidifying, after display screen and control panel laminating, conducting resinl 5 can transverse dispersion easily causes the short circuit of adjacent electrode, and for avoiding this phenomenon to occur, electrode separation design is greater than 0.5mm.The diameter of adhesive dots be electrode width 1/4th to 1/3rd between, ensure upper/lower electrode laminating after conducting resinl 5 do not exceed electrode, cause the short circuit of adjacent circuit, have again good electrode conduction.
Refer to Fig. 2 to Fig. 4, flexible liquid crystal screen 1 is made up of liquid crystal box of flexible liquid crystal display 10, liquid crystal box of flexible liquid crystal display 10 comprises compliant conductive base material 11, lower compliant conductive base material 12, lower PS(photoresist spacer, photonasty clearance material) support column 15, upper PI film 16(polyimide, polyimide), lower PI film 17, liquid crystal 19 and frame adhesive 20.
Upper compliant conductive base material 11 comprises polaroid 111, upper silicon dioxide layer 113 and upper ITO film 115, and upper polaroid 111, upper silicon dioxide layer 113 and upper ITO film 115 set gradually.Lower compliant conductive base material 12 comprises lower polaroid 121, lower silicon dioxide layer 123 and lower ITO film 125, and lower polaroid 121, lower silicon dioxide layer 123 and lower ITO film 125 set gradually.In the present embodiment, upper polaroid 111 and lower polaroid 121 adopt polaroid of the prior art, upper polaroid 111 and lower polaroid 121 are equipped with two TAC film 300 (Triafol Ts, Triacetyl Cellulose) and be arranged at two PVA film 310(polyvinyl alcohol (PVA) between TAC film 300, polyvinyl alcohol).
Upper compliant conductive base material 11, liquid crystal 19, lower compliant conductive base material 12 set gradually from the bottom to top.Upper compliant conductive base material 11, lower compliant conductive base material 12 adopt frame adhesive 20 to be bonded with each other.Upper compliant conductive base material 11, lower compliant conductive base material 12 and frame adhesive 20 gluing, sealings form airtight inner chamber, and liquid crystal 19 is filled in airtight inner chamber.Lower PS support column 15 and liquid crystal 19 are arranged between compliant conductive base material 11 and lower compliant conductive base material 12.Lower PS support column 15 is connected in lower compliant conductive base material 12.
In the present embodiment, lower PS support column 15 adopts epoxide resin material.Lower PS support column 15 is solidify to form by epoxy resin liquid.The lower PS support column 15 of lower compliant conductive base material 12 is the cylinder of 8 microns to 15 microns of diameters.
Lower PI film 17 is covered in described lower PS support column 15 and lower compliant conductive base material 12, and described upper PI film 16 is covered in compliant conductive base material 11.Upper PI film 16 and lower PI film 17 are formed by PI liquid hot setting.
10 one-tenth cassette methods of a kind of liquid crystal box of flexible liquid crystal display of the embodiment of the present invention one, comprise the following steps:
ITO graphic making, gets respectively polaroid 111, lower polaroid 121 as base material, respectively sputter silicon dioxide layer (SiO on upper polaroid 111, lower polaroid 121 surfaces
2), then plate one deck ITO film (Indium-Tin Oxide, tin indium oxide) to make upper compliant conductive base material 11 and lower compliant conductive base material 12.Upper compliant conductive base material 11 comprises polaroid 111, upper silicon dioxide layer 113 and upper ITO film 115, and lower compliant conductive base material 12 comprises lower polaroid 121, lower silicon dioxide layer 123 and lower ITO film 125.Upper compliant conductive base material 11 and lower compliant conductive base material 12 both can substitute the glass baseplate of former liquid crystal display, can play again the effect of polaroid.On upper compliant conductive base material 11 and lower compliant conductive base material 12, make ITO figure, make lower ITO figure at the lower ITO film 125 of lower compliant conductive base material 12 at the ITO of upper compliant conductive base material 11 film by exposure technique.The exposure technique adopting is identical with existing exposure technique, comprise apply photoresists, through the exposure of mask plate selectivity, develop, on base material, form and the process such as the on all four photoetching offset plate figure of mask plate figure, harsh, cleaning, do not repeat them here.
PS support column arranges, and makes lower PS support column 15 at the lower ITO film 125 of lower compliant conductive base material 12, and lower PS support column 15 is connected in the lower ITO film 125 of lower compliant conductive base material 12.In the present embodiment, the lower PS support column 15 of lower compliant conductive base material 12 is the cylinder of 8 microns to 15 microns of diameters.
PI(polyimide, polyimide) film coating, on the upper ITO figure of upper compliant conductive base material 11 and the lower ITO figure of lower compliant conductive base material 12, apply respectively PI liquid (polyimide, polyimide), after PI liquid (polyimide, polyimide) hot setting, rub to form respectively upper PI film 16 and the lower PI film 17 of directed use by certain orientation with flannelette.The solidification temperature of PI liquid is less than or equal to 100 DEG C.Upper PI film 16 and lower PI film 17 can be in upper PI film 16 and the lower PI film 17 specific direction orientations in edge for the liquid crystal 19 that makes liquid crystal box of flexible liquid crystal display 10.Coating is identical with existing technique with rubbing method, and rubbing angle requires according to product design and the polarization direction of upper compliant conductive base material 11, lower compliant conductive base material 12 arranges.
Become box, upper compliant conductive base material 11, lower compliant conductive base material 12 are laminated and make sylphon.Get compliant conductive base material 11 and also stamp sealing epoxy resin glue as frame adhesive 20 by silk screen process mode, adopt equally silk screen process mode on lower compliant conductive base material 12, to print ITO electrode conduction point glue.Upper compliant conductive base material 11, lower compliant conductive base material 12 are fitted and frame adhesive 20 is solidified to make sylphon.Alignment mark is set when laminating, when curing, can exerts pressure so that liquid crystal box of flexible liquid crystal display 10 thickness keep evenly to upper compliant conductive base material 11, lower compliant conductive base material 12.After hot setting, the consistency of thickness of liquid crystal box of flexible liquid crystal display 10, gap can not occur for upper compliant conductive base material 11, lower compliant conductive base material 12 changes.
The cutting of liquid crystal box of flexible liquid crystal display 10, adopts shearing or die-cut mode that liquid crystal box of flexible liquid crystal display 10 is cut into unit box to liquid crystal box of flexible liquid crystal display 10.Because upper compliant conductive base material 11, lower compliant conductive base material 12 are flexible materials, thereby can use and shear or die-cut mode once completes, that omits former technique cuts, splits twice action.The cutting of electrode one side small pieces, need to control the cutting knife degree of depth, can not injure the electrode on sheet.
Perfusion, vacuumizes unit box, from the perfusing hole perfusion liquid crystal 19 of unit box.
Sealing, seals perfusing hole with ultraviolet curing glue.
Range estimation is or/and electrical measurement, and by light platform and electric logging device, outward appearance and the display graphics to product checks.
Because upper compliant conductive base material 11 is flexible parent metal, be difficult for fixing, apply, become in box step at ITO graphic making, the setting of PS support column, PI film, upper compliant conductive base material 11 use adhesive tapes are fixed on to glass plate and process.
The manufacture craft of lower PS support column 15 comprises the following steps:
Frictioning, evenly scrapes completely whole lower compliant conductive base material 12 by epoxy resin liquid with glue scraping plate.Be understandable that, can be by the gap on glue scraping plate and lower compliant conductive base material 12 surfaces and glue scraping plate translational speed being set to obtain thickness and the homogeneity of required epoxy resin liquid.
Spin coating, is placed on the lower compliant conductive base material 12 that has epoxy resin liquid on spin coater, thereby vacuum suction is stayed, compliant conductive base material 12 High Rotation Speed form the PS film of consistency of thickness 12 of lower compliant conductive base materials.The rotating speed of High Rotation Speed is greater than 600 circle per minutes.The thickness of PS film can be controlled in below 4 microns.
Preliminary drying, so that the solvent evaporates in epoxy resin liquid is fallen, makes together with the face of PS film covers with lower compliant conductive base material 12.Preliminary drying temperature is lower than 100 degree.
Exposure, on mask plate, design, by the dot pattern equidistant, diameter is consistent, by ultraviolet exposure, is transferred to the dot pattern on mask plate on lower compliant conductive base material 12.Epoxy resin liquid is photosensitive material, is subject to after the radiation of ultraviolet, and molecule occurs crosslinked, becomes soluble substance.
Develop, removed by the part of ultraviolet radiation, on lower compliant conductive base material 12 surfaces, form the epoxy resin solid of equal altitudes, column as lower PS support column 15 by developer solution.Because the film thickness monitoring of PS film is below 4 microns, thereby the height of the lower PS support column 15 forming after the sensitization of PS film is also less than 4 microns.Lower PS support column 15 replaces the resin sphere of powder in liquid crystal box of flexible liquid crystal display 10, plays the supporting role that box is thick.
Clean the developer solution of compliant conductive base material 12 remained on surface and the photosensitive material of dissolving under cleaning with DI water.
Solidify, by high temperature, the moisture in lower compliant conductive base material 12 and epoxy resin is dried, improve the bonding strength of lower compliant conductive base material 12 and epoxy resin simultaneously.
The display effect of the payment cipher that is provided with flexible liquid crystal screen 1 of the present invention is identical with existing glass liquid crystal display, but entirety gentlier, liquid crystal display can not break after thinner, dropping shock.And the payment cipher that is provided with flexible liquid crystal screen 1 of the present invention can need to payment cipher according to design display be set to curved surface, structure is more reasonable.Meanwhile, the present invention's employing is arranged at lower PS support column 15 and replaces the resin sphere of powder in original liquid crystal box of flexible liquid crystal display 10, plays the supporting role that box is thick.Again can be firm with substrate bonding in the situation that thin box is thick, can not produce vibration, result can not produce the noise of liquid crystal display.Remove glass baseplate, directly use polaroid material to make liquid crystal display as flexible parent metal.On the basis of former liquid crystal display characteristic, realize curved surface and show, gross thickness≤0.4mm, weight are lighter, screen shock resistance.The flexible liquid crystal display supporting with flexible parent metal, clear picture, screen arbitrarily bending, integral thickness can be controlled in below 0.4mm.Owing to removing layer glass substrate in original liquid crystal display, the optical transmittance of flexible liquid crystal screen 1 at least improves more than 1% than glass substrate liquid crystal display, ensures the further raising of graphic correlation degree.
Above content is in conjunction with concrete preferred implementation further description made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, can also make some simple deduction or replace, all should be considered as belonging to protection scope of the present invention.
Claims (7)
1. one kind is provided with the payment cipher of flexible liquid crystal screen, it is characterized in that: comprise flexible liquid crystal screen, circuit board and conducting resinl, flexible liquid crystal screen is provided with display screen electrode, circuit board is provided with circuit board electrode, display screen electrode is connected in described circuit board electrode, described flexible liquid crystal screen is made up of liquid crystal box of flexible liquid crystal display, liquid crystal box of flexible liquid crystal display comprises compliant conductive base material, lower compliant conductive base material, lower photonasty clearance material support column, polyimide (PI) film, lower polyimide film, liquid crystal and frame adhesive, described upper compliant conductive base material comprises polaroid, upper silicon dioxide layer and upper indium oxide tin film, upper polaroid, upper silicon dioxide layer and upper indium oxide tin film set gradually, lower compliant conductive base material comprises lower polaroid, lower silicon dioxide layer and lower indium oxide tin film, lower polaroid, lower silicon dioxide layer and lower indium oxide tin film set gradually, upper compliant conductive base material, lower compliant conductive base material and frame adhesive gluing, sealing form airtight inner chamber, liquid crystal is filled in airtight inner chamber, lower photonasty clearance material support column and liquid crystal are arranged between compliant conductive base material and lower compliant conductive base material, lower photonasty clearance material support column is connected in lower compliant conductive base material, lower polyimide film is covered in described lower photonasty clearance material support column and lower compliant conductive base material, described polyimide (PI) film is covered in compliant conductive base material.
2. the payment cipher that is provided with according to claim 1 flexible liquid crystal screen, is characterized in that: described in be provided with flexible liquid crystal screen payment cipher be also provided with resin glue, resin glue is coated on the coupling part of display screen electrode and circuit board electrode.
3. the payment cipher that is provided with according to claim 1 flexible liquid crystal screen, is characterized in that: described lower photonasty clearance material support column adopts epoxide resin material.
4. the payment cipher that is provided with according to claim 1 flexible liquid crystal screen, is characterized in that: described lower photonasty clearance material support column is solidify to form by epoxy resin liquid.
5. the payment cipher that is provided with according to claim 1 flexible liquid crystal screen, is characterized in that: the height of described lower photonasty clearance material support column is less than 4 microns.
6. the payment cipher that is provided with according to claim 1 flexible liquid crystal screen, is characterized in that: described polyimide (PI) film and lower polyimide film are formed by polyimide liquid hot setting.
7. the payment cipher that is provided with according to claim 6 flexible liquid crystal screen, is characterized in that: the solidification temperature of described polyimide liquid is less than or equal to 100 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210024990.3A CN102542671B (en) | 2012-02-06 | 2012-02-06 | Payment password device with flexible liquid crystal display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210024990.3A CN102542671B (en) | 2012-02-06 | 2012-02-06 | Payment password device with flexible liquid crystal display screen |
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| Publication Number | Publication Date |
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| CN102542671A CN102542671A (en) | 2012-07-04 |
| CN102542671B true CN102542671B (en) | 2014-08-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210024990.3A Expired - Fee Related CN102542671B (en) | 2012-02-06 | 2012-02-06 | Payment password device with flexible liquid crystal display screen |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110658648A (en) * | 2019-08-28 | 2020-01-07 | 晟光科技股份有限公司 | Processing technology of curved surface LCD display panel |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6016176A (en) * | 1998-05-30 | 2000-01-18 | Samsung Display Devices Co., Ltd. | Liquid crystal display device with a flexible liquid crystal cell that is folded |
| CN201293893Y (en) * | 2008-10-23 | 2009-08-19 | 天马微电子股份有限公司 | Display device with touch screen function |
| CN101738774A (en) * | 2008-11-06 | 2010-06-16 | 北京海维元电子有限公司 | Ultrathin flexible liquid crystal display and manufacturing method thereof |
| CN101750776A (en) * | 2008-12-04 | 2010-06-23 | 乐金显示有限公司 | Flexible liquid crystal display device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM264589U (en) * | 2004-07-21 | 2005-05-11 | Ind Tech Res Inst | Flexible display device |
| CN202694456U (en) * | 2012-02-06 | 2013-01-23 | 深圳市瑞福达液晶显示技术股份有限公司 | Payment cipherer provided with flexible liquid crystal display |
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2012
- 2012-02-06 CN CN201210024990.3A patent/CN102542671B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6016176A (en) * | 1998-05-30 | 2000-01-18 | Samsung Display Devices Co., Ltd. | Liquid crystal display device with a flexible liquid crystal cell that is folded |
| CN201293893Y (en) * | 2008-10-23 | 2009-08-19 | 天马微电子股份有限公司 | Display device with touch screen function |
| CN101738774A (en) * | 2008-11-06 | 2010-06-16 | 北京海维元电子有限公司 | Ultrathin flexible liquid crystal display and manufacturing method thereof |
| CN101750776A (en) * | 2008-12-04 | 2010-06-23 | 乐金显示有限公司 | Flexible liquid crystal display device |
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| CN102542671A (en) | 2012-07-04 |
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