CN102467271A - Touch display panel - Google Patents
Touch display panel Download PDFInfo
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- CN102467271A CN102467271A CN2010105356739A CN201010535673A CN102467271A CN 102467271 A CN102467271 A CN 102467271A CN 2010105356739 A CN2010105356739 A CN 2010105356739A CN 201010535673 A CN201010535673 A CN 201010535673A CN 102467271 A CN102467271 A CN 102467271A
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- organic light
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Abstract
The invention provides a touch display panel, which comprises a first substrate, a second substrate, a touch sensing structure, a decorative layer, an organic light-emitting diode pixel array and a sealant, wherein the touch sensing structure is arranged on the first substrate; the second substrate is opposite to the surface, provided with the touch sensing structure, of the first substrate; the decorative layer is arranged on the first substrate; the organic light-emitting diode pixel array is positioned between the touch sensing structure and the second substrate; and the sealant is arranged between the first and second substrates, and seals the organic light-emitting diode pixel array between the first and second substrates.
Description
Technical field
The present invention relates to a kind of touch-control display panel, relate in particular to a kind of touch-control display panel that utilizes organic luminous layer to show.
Background technology
In the general now touch-control display panel design, with the design concept classification of touch-control sensing pattern, roughly can divide into resistance-type, condenser type, optical profile type, sound wave type and electromagnetic type etc., be main flow with resistance-type and condenser type again wherein.
Common touch-control display panel is after contact panel and display panel separate manufacturing at present, contact panel and display panel is assembled again.The touch-control display panel of making by this way has that cost is higher, weight is heavier and shortcoming such as transmittance is lower, and still remains to be improved.
Summary of the invention
The present invention provides a kind of touch-control display panel, and it is disposing the touch-control sensing structure under the prerequisite that does not increase plate thickness, to possess the function of demonstration and touch-control sensing simultaneously between the two substrates of encapsulating organic light emitting diodes pel array.
The present invention provides a kind of touch-control display panel, comprises one first substrate, one second substrate, a touch-control sensing structure, a decorative layer, an organic light-emitting diode pixel array and a frame glue.Decorative layer is disposed on first substrate.The touch-control sensing structural arrangements is on first substrate, and between first substrate and second substrate.The one side of second substrate and first substrate configuration touch-control sensing structure is relative.The organic light-emitting diode pixel array is between the touch-control sensing structure and second substrate.Frame glue is disposed between first substrate and second substrate, and the organic light-emitting diode pixel array is sealed between first substrate and second substrate.
Based on above-mentioned, the present invention disposes the touch-control sensing structure to constitute a touch-control display panel on the substrate of encapsulating organic light emitting diodes pel array.In addition, the present invention also disposes decorative layer so that touch-control display panel does not need extra cover glass on aforesaid substrate.Thus, except two substrates that seal up the light-emitting diode pixel array, need not use other substrate and help to reduce the thickness of touch-control 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 conjunction with figs. elaborates as follows.
Description of drawings
Figure 1A is the diagrammatic cross-section of the touch-control display panel of first embodiment of the invention.
Figure 1B is for looking synoptic diagram on first substrate in the touch-control display panel of Figure 1A and second substrate.
Fig. 2 is the diagrammatic cross-section of the touch-control display panel of second embodiment of the invention.
Fig. 3 is the diagrammatic cross-section of the touch-control display panel of third embodiment of the invention.
Fig. 4 is the diagrammatic cross-section of the touch-control display panel of fourth embodiment of the invention.
Fig. 5 is the diagrammatic cross-section of the touch-control display panel of fifth embodiment of the invention.
Fig. 6 is the diagrammatic cross-section of the touch-control display panel of sixth embodiment of the invention.
Fig. 7 is the diagrammatic cross-section of the touch-control display panel of seventh embodiment of the invention.
Fig. 8 is the diagrammatic cross-section of the touch-control display panel of eighth embodiment of the invention.
Main description of reference numerals:
10: the first electrodes; 20: organic luminous layer;
30: the second electrodes; 100～800: touch-control display panel;
110: the first substrates; 120: the second substrates;
130,230,730: the touch-control sensing structure;
132: the first sensing bars; 134: the second sensing bars;
136: insulating pattern; 140,740,840: decorative layer;
150,350,450,750: the organic light-emitting diode pixel array;
152,452: the organic light-emitting diode pixel unit;
154: isolation structures; 160: frame glue;
170: protective seam; 232: the first strip shaped electric poles;
234: the second strip shaped electric poles; 236,636, I1, I2: insulation course;
456: active member; 636A, W: contact hole;
842: first; 844: second portion;
B1: first bridging line; B2: second bridging line;
C: channel layer; D: drain electrode;
D1: first bearing of trend; D2: second bearing of trend;
G: grid; O: space;
S: source electrode; S1: first sensor pad;
S2: second sensor pad.
Embodiment
Figure 1A is the diagrammatic cross-section of the touch-control display panel of first embodiment of the invention, and Figure 1B is for looking synoptic diagram on first substrate in the touch-control display panel of Figure 1A and second substrate.Please be simultaneously with reference to Figure 1A and Figure 1B, touch-control display panel 100 comprises one first substrate 110, one second substrate 120, a touch-control sensing structure 130, a decorative layer 140, an organic light-emitting diode pixel array 150 and a frame glue 160.First substrate 110 is relative with second substrate 120.Touch-control sensing structure 130 is disposed on first substrate 110, and between first substrate 110 and second substrate 120.Decorative layer 140 is disposed on first substrate 110.Organic light-emitting diode pixel array 150 is disposed on second substrate 120.160 in frame glue is disposed between first substrate 110 and second substrate 120, and organic light-emitting diode pixel array 150 is sealed between first substrate 110 and second substrate 120.In addition, in the present embodiment, touch-control display panel 100 can also comprise a protective seam 170, and it is disposed at the side of touch-control sensing structure 130 away from first substrate 110, and being provided with of protective seam 170 can be protected touch-control sensing structure 130.Further, optionally be filled with the optics colloidal materials of curing among the space O that first substrate 110, second substrate 120 and frame glue 160 are enclosed, with the physical strength that improves touch-control display panel 100 and good light penetration property is provided.
In the present embodiment, the arrangement area of decorative layer 140 is surrounded on the periphery of first substrate 110 in fact.First substrate 110 can be plastic substrate, glass substrate or other transparency carrier.Decorative layer 140 constitutes the light-shielding pattern (shown in Figure 1B) of a ring-type, and it can be used to cover cabling or the circuit layout that is configured in touch-control display panel 100 peripheries, to beautify the outward appearance of touch-control display panel 100.But, in other embodiment, decorative layer 140 also can be disposed at the periphery of first substrate 110 partly and constitute the specific markers pattern.Touch-control sensing structure 130 is disposed at the function that touch-control sensing then can be provided on first substrate 110.Present embodiment is disposed at touch-control sensing structure 130 and decorative layer 140 simultaneously and is used for covering on first substrate 110 of organic light-emitting diode pixel array 150; Therefore touch-control display panel 100 can not need dispose other substrate, and can have thin Thickness Design.In other words, the present invention only uses two substrates (110 and 120) just can let organic light-emitting diode pixel array 150 be sealed and make simultaneously touch-control display panel 100 to have menu display function, touch-control sensing function and graceful outward appearance.
Specifically, organic light-emitting diode pixel array 150 comprises an a plurality of organic light-emitting diode pixels unit 152 and an isolation structures 154.Isolation structures 154 is established so that organic light-emitting diode pixel unit 152 is isolated each other.That is to say that isolation structures 154 can be the boundary line that is used for dividing organic light-emitting diode pixel unit 152.Isolation structures 154 can be that the fenestral fabric of individual layer also can be stacked by multi-layer net shape structure and forms, and the present invention does not limit the generation type of isolation structures 154 especially.
In addition, each organic light-emitting diode pixel unit 152 comprises one first electrode 10, an organic luminous layer 20 and one second electrode 30 that stacks in regular turn.What deserves to be mentioned is that it is to be disposed in regular turn towards second substrate 120 by first substrate 110 that the so-called configuration in regular turn of present embodiment does not limit, or is disposed in regular turn towards first substrate 110 by second substrate 120.Therefore, the usefulness that the configuration sequence that Figure 1A showed only illustrates, and non-limiting first electrode 10 needs comparatively near second substrate 120.In addition, organic light-emitting diode pixel array 150 is disposed on second substrate 120 and relative with touch-control sensing structure 130 in present embodiment system.
In detail, first electrode 10 and second electrode 30 can be respectively negative electrode and anode, or anode and negative electrode.In addition, can only there be second electrode 30 to penetrate towards first substrate 110 in first electrode 10 and second electrode 30 for the light that transparency electrode is sent organic luminous layer 20.The light that in addition, can for transparency electrode organic luminous layer 20 sent simultaneously in first electrode 10 and second electrode 30 side by side penetrates towards first substrate 110 and second substrate 120.That is to say that the touch-control display panel 100 of present embodiment can be single face display design or double-sided display design.
Further, touch-control sensing structure 130 comprises many first sensing bars 132 and many second sensing bars 134.The first sensing bar 132 for example is to be electrically insulated from the second sensing bar 134, and the one first bearing of trend D1 of each first sensing bar 132 is different from the one second bearing of trend D2 of each second sensing bar 134.Each first sensing bar 132 comprises a plurality of first sensor pad S1 and many first bridging line B1 that the first sensor pad S1 is chained together along the first bearing of trend D1.Each second sensing bar 134 comprises a plurality of second sensor pad S2 and many second bridging line B2 that the second sensor pad S2 is chained together along the second bearing of trend D2.In addition, in order to keep the electric characteristics of each element, touch-control sensing structure 130 also comprises an insulating pattern 136, and it is disposed between the first bridging line B1 and the second bridging line B2.Can know that by Figure 1A the first bridging line B1 for example crosses over insulating pattern 136 to be connected in series the first adjacent sensor pad S1.
In the present embodiment, two substrates of use (110 and 120) just can be with showing that usefulness, that touch-control sensing is used and ornamental member combines.Therefore, touch-control display panel 100 can be with touch-control sensing function, Presentation Function and characteristics attractive in appearance under the situation that increases thickness not significantly.
What deserves to be mentioned is that touch-control sensing structure 130 can adopt other mode to implement.For example, Fig. 2 is the diagrammatic cross-section of the touch-control display panel of the present invention one second embodiment.Please with reference to Fig. 2, touch-control display panel 200 is similar with touch-control display panel 100 haply, and in this two embodiment, identical member will be with the components identical symbology.The main difference of the present embodiment and first embodiment is that the touch-control sensing structure 230 of touch-control display panel 200 is to be made up of many first strip shaped electric poles 232 and many second 234 of strip shaped electric poles, and insulation course 236 is disposed between first strip shaped electric poles 232 and second strip shaped electric poles 234.That is to say that present embodiment system is used as the element that touch-control sensing is used with the electrode of strip.In addition; In other embodiment; First strip shaped electric poles 232 and second strip shaped electric poles 234 can be disposed at the relative both sides of first substrate 110 respectively, the insulation course 236 that this moment, touch-control sensing structure 230 can not need dispose between first strip shaped electric poles 232 and second strip shaped electric poles 234.
Fig. 3 is the diagrammatic cross-section of the touch-control display panel of third embodiment of the invention.Please with reference to Fig. 3, touch-control display panel 300 comprises one first substrate 110, one second substrate 120, a touch-control sensing structure 130, a decorative layer 140, an organic light-emitting diode pixel array 350, a frame glue 160 and a protective seam 170.With first embodiment similarly, first substrate 110 is relative with second substrate 120.Touch-control sensing structure 130 is disposed on first substrate 110, and organic light-emitting diode pixel array 350 is disposed on second substrate 120.Decorative layer 140 is disposed on first substrate 110 and is surrounded on the periphery of first substrate 110 in fact.160 in frame glue is disposed between first substrate 110 and second substrate 120, and organic light-emitting diode pixel array 350 is sealed between first substrate 110 and second substrate 120.In addition, protective seam 170 is disposed at the side of touch-control sensing structure 130 away from first substrate 110, with protection touch-control sensing structure 130.
In the present embodiment; Organic light-emitting diode pixel array 350 for example comprises a plurality of organic light-emitting diode pixels unit 152 separated from one another, and wherein these organic light-emitting diode pixel unit 152 isolation structures 154 of not needing to show through Figure 1A is separated.In other words, the difference of the present embodiment and first embodiment mainly is to have omitted in the touch-control display panel 300 configuration of isolation structures.Particularly, can utilize patterning techniques that a plurality of organic light-emitting diode pixels unit 152 is formed member separated from one another in the process of making touch-control display panel 300, and omit the making step of isolation structures.
The touch-control sensing structure 130 of present embodiment can be with reference to the description of first embodiment.That is to say that the top view of touch-control sensing structure 130 can be with reference to the aspect that Figure 1B showed in the touch-control display panel 300, it includes the first sensing bar 132 and the second sensing bar 134.Present embodiment is arranged at touch-control sensing structure 130 and organic light-emitting diode pixel array 350 between first substrate 110 and second substrate 120 and can under the prerequisite that does not increase volume, Presentation Function and touch-control sensing function be integrated in the same panel.In addition, decorative layer 140 can cover lead or the circuit that firmly is disposed at periphery and make touch-control display panel 300 have graceful outward appearance.Certainly, present embodiment is not limited with the light direction of OLED pel array 350, has at least one can be transparency electrode so that display light penetrates away in first electrode 10 and second electrode 30.So touch-control display panel 300 can be the display panel of double-sided display or the display panel that single face shows.
Fig. 4 is the diagrammatic cross-section of the touch-control display panel of fourth embodiment of the invention.Please with reference to Fig. 4, touch-control display panel 400 is similar with aforesaid touch-control display panel 300 in fact, and identical member will not given unnecessary details with the components identical symbology in addition in touch-control display panel 400 and the touch-control display panel 300.Particularly, both difference mainly is: each the organic light-emitting diode pixel unit 452 in the organic light-emitting diode pixel array 450 of present embodiment comprises first electrode 10, organic luminous layer 20, second electrode 30 and an active member 456.
Fig. 5 is the diagrammatic cross-section of the touch-control display panel of fifth embodiment of the invention.Please with reference to Fig. 5, touch-control display panel 500 is similar with touch-control display panel 300 in fact, and both difference mainly is the section design of touch-control sensing structure 130.In the present embodiment, the first bridging line B1, insulating pattern 136 and the second bridging line B2 are disposed on first substrate 110 in order.In other words, the first bridging line B1 is between first substrate 110 and insulating pattern 136, and the second bridging line B2 is then between insulating pattern 136 and protective seam 170.
Fig. 6 is the diagrammatic cross-section of the touch-control display panel of sixth embodiment of the invention.Please with reference to Fig. 6, touch-control display panel 600 is roughly the same with aforesaid touch-control display panel 500, and both main difference is the insulating pattern 136 that replaces in the touch-control display panels 500 with insulation course 636 in the touch-control sensing structure 130 of touch-control display panel 600.In the present embodiment, insulation course 636 covers the first bridging line B1 of first substrate 110 and part, and insulation course 636 has a plurality of contact hole 636A.Each first sensor pad S1 electrically connects the first bridging line B1 through corresponding contact window 636A.What deserves to be mentioned is; In present embodiment and aforesaid embodiment; The material of the first bridging line B1 and the second bridging line B2 can be selected from transparent conductive material or metal, and the material of the first bridging line B1 and the second bridging line B2 can be identical or be different from the material of sensor pad S1, S2.The description of these embodiment only is to disclose the part embodiment that touch-control sensing structure 130 can adopt, and the present invention does not limit the section design of touch-control sensing structure 130 especially.For example, the touch-control sensing structure 230 that Fig. 2 showed also is a kind of design that can be applicable to touch-control display panel of the present invention.In addition, said just as preamble, the present invention does not limit the display mode of touch-control display panel 100～600, selects it to can be the double-sided display design with the material of electrode and can be the single face display design yet.
Further, decorative layer 140 need not be confined to the enforcement aspect that previous embodiment is described yet.In the previous embodiment, decorative layer 140 is shown in the side of first substrate 110 towards second substrate 120, but the invention is not restricted to this.In addition, the material of decorative layer 140 can be bored materials such as carbon, pottery, photoresistance or printing ink by type of being.Fig. 7 is the diagrammatic cross-section of the touch-control display panel of seventh embodiment of the invention.Please with reference to Fig. 7, touch-control display panel 700 comprises one first substrate 110, one second substrate 120, a touch-control sensing structure 730, a decorative layer 740, an organic light-emitting diode pixel array 750 and a frame glue 160.First substrate 110 and second substrate 120 are established relatively.Touch-control sensing structure 730 is disposed on first substrate 110, and organic light-emitting diode pixel array 750 is disposed on second substrate 120.Frame glue 160 is disposed between first substrate 110 and second substrate 120 so that organic light-emitting diode pixel array 750 is sealed in wherein.In addition, decorative layer 740 for example is to be disposed at the side of first substrate 110 away from second substrate 120.
In the present embodiment, touch-control sensing structure 730 can be selected from the touch-control sensing structure 130,230 of previous embodiment wherein one, and the design of touch-control sensing structure 730 on section can with reference to Fig. 3,5,6 wherein the aspects that shown implement.Organic light-emitting diode pixel array 750 can be selected from the aforesaid organic light-emitting diode pixel array 150,350,450 wherein one, and it can be active, passive type, have isolation structures or cloth has isolation structures.In addition, the material of decorative layer 740 can be bored materials such as carbon, pottery, photoresistance or printing ink by type of being.The thickness of decorative layer 740 can quite approach and can not experience irregular sense of touch when making the user touch touch-control display panel 700.In addition, decorative layer 740 for example has lighttight characteristic to cover lead or the circuit design that is disposed at touch-control display panel 700 peripheries.
In addition, Fig. 8 is the diagrammatic cross-section of the touch-control display panel of eighth embodiment of the invention.Please with reference to Fig. 8, touch-control display panel 800 and aforesaid touch-control display panel 700 are roughly the same, and both difference is that mainly the decorative layer 840 of touch-control display panel 800 comprises a first 842 and a second portion 844.The material of first 842 for example is lighttight material, and it is disposed at the periphery of first substrate 110.The material of second portion 844 for example is a light transmissive material, and it is disposed in the zone that first 842 crossed.That is to say that the second portion 844 of printing opacity for example is configured in the viewing area of touch-control display panel 800, lighttight first 842 then is disposed in the non-display area of touch-control display panel 800.What deserves to be mentioned is that first 842 can be identical with the thickness of second portion 844.Can not experience irregular sense of touch when thus, the user touches touch-control display panel 800.
In sum, the present invention with the touch-control sensing structural arrangements on the substrate of encapsulating organic light emitting diodes pel array.Therefore, touch-control display panel can adopt the organic light-emitting diode pixel array to show and adopt the touch-control sensing structure to carry out touch-control sensing.Touch-control display panel does not need extra substrate just can have the function that touch-control sensing and picture show simultaneously.Therefore design of the present invention volume that touch-control display panel is had simplify and higher practicality.In addition, the decorative layer in the touch-control display panel can be decorated so that touch-control display panel has graceful outward appearance the zone that does not need display frame.
Though the present invention discloses as above with embodiment; But it is not that any those skilled in the art are not breaking away from the spirit and scope of the present invention in order to qualification the present invention; Can change arbitrarily or be equal to replacement, so protection scope of the present invention should be as the criterion with the scope that the application's claim is defined.
Claims (12)
1. touch-control display panel comprises:
One first substrate;
One decorative layer is disposed at this first substrate;
One touch-control sensing structure is disposed at this first substrate;
One second substrate is relative with the one side of this this touch-control sensing structure of first substrate configuration;
One organic light-emitting diode pixel array is disposed at this second substrate, and between this touch-control sensing structure and this second substrate; And
One frame glue is disposed between this first substrate and this second substrate, and this organic light-emitting diode pixel array is sealed between this first substrate and this second substrate.
2. want 1 described touch-control display panel according to right; Wherein this organic light-emitting diode pixel array comprises a plurality of organic light-emitting diode pixels unit, and respectively this organic light-emitting diode pixel unit comprises one first electrode, an organic luminous layer and one second electrode that stacks in regular turn.
3. want 2 described touch-control display panels according to right, wherein this organic light-emitting diode pixel array also comprises an isolation structures, and this isolation structures to the adjacent organic light-emitting diode pixel of major general unit is isolated each other.
4. want 2 described touch-control display panels according to right, wherein this organic light-emitting diode pixel array also comprises a plurality of active members, and respectively this active member electrically connects one of them organic light-emitting diode pixel unit.
5. want 1 described touch-control display panel according to right, wherein this touch-control sensing structure comprises:
Many first sensing bars; And
Many second sensing bars are electrically insulated from the said second sensing bar, and respectively one first bearing of trend of this first sensing bar is different from respectively one second bearing of trend of this second sensing bar.
6. want 5 described touch-control display panels according to right, also comprise a protective seam, be disposed at the side of this touch-control sensing structure away from this first substrate.
7. want 5 described touch-control display panels according to right; Wherein respectively this first sensing bar comprises a plurality of first sensor pads and many first bridging lines that said first sensor pad is chained together along this first bearing of trend, and respectively this second sensing bar comprises a plurality of second sensor pads and many second bridging lines that said second sensor pad is chained together along this second bearing of trend.
8. want 5 described touch-control display panels according to right, wherein respectively this first sensing bar is made up of one first strip shaped electric poles, and respectively this second sensing bar is made up of one second strip shaped electric poles.
9. want 1 described touch-control display panel according to right, wherein this first substrate of this decorative layer position is away from a side of this second substrate.
10. want 1 described touch-control display panel according to right, wherein this decorative layer is between this first substrate and this second substrate.
11. want 1 described touch-control display panel according to right, wherein material type of being of this decorative layer bores carbon, pottery, photoresistance or printing ink.
12. want 1 described touch-control display panel according to right, wherein this first substrate, this second substrate and this frame glue space of being enclosed is filled with the optics colloidal materials of curing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105356739A CN102467271A (en) | 2010-11-04 | 2010-11-04 | Touch display panel |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105356739A CN102467271A (en) | 2010-11-04 | 2010-11-04 | Touch display panel |
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| CN102467271A true CN102467271A (en) | 2012-05-23 |
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| CN2010105356739A Pending CN102467271A (en) | 2010-11-04 | 2010-11-04 | Touch display panel |
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| CN104346010A (en) * | 2013-08-08 | 2015-02-11 | 群创光电股份有限公司 | Array substrate and display panel applying same |
| CN111459334A (en) * | 2020-04-03 | 2020-07-28 | 维沃移动通信有限公司 | Display module and electronic equipment |
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Application publication date: 20120523 |