CN202205175U - Touch control display device - Google Patents
Touch control display device Download PDFInfo
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- CN202205175U CN202205175U CN2011202012630U CN201120201263U CN202205175U CN 202205175 U CN202205175 U CN 202205175U CN 2011202012630 U CN2011202012630 U CN 2011202012630U CN 201120201263 U CN201120201263 U CN 201120201263U CN 202205175 U CN202205175 U CN 202205175U
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Abstract
The utility model discloses a touch control display device which comprises a merging layer, a first touch control sensing layer and an organic light emitting assembly, wherein the merging layer is formed in a mode that a sensing electrode and an organic light emitting electrode are combined or mixed; the first touch control sensing layer comprises a plurality of sensing electrodes and is formed on the surface of an upper substrate; the organic light emitting assembly is arranged above a lower substrate; the merging layer is formed on the surface of the organic light emitting assembly; the sensing electrode of the merging layer is a second sensing electrode; and the organic light emitting electrode of the merging layer is a counter electrode belonging to the organic light emitting assembly. Therefore, the manufacture procedure can be reduced and the manufacturing yield of a product is effectively promoted.
Description
Technical field
The utility model relates to a kind of display device, relates in particular to a kind of organic light-emitting display device that is integrated with touch controllable function.
Background technology
In recent years; Fast development along with science and technology; Flat-panel screens and contact panel are accepted by people widely and are used, and have replaced originally traditional image output device (as: projection tube display) and physical button input media (as: keyboard, mouse etc.) respectively.
In the part of flat-panel screens, though (Liquid CrystalDisplay LCD) is main flow with LCD at present.But,, make LCD in practical application, will be affected relatively because LCD still has many problems on display characteristic.Therefore, in market development, numerous manufacturers be devoted to gradually the development research OLED (OrganicLight-Emitting Display, OLED).OLED need not backlight on design architecture, mainly be made up of coating of organic material and glass substrate, and when electric current passed through, organic material just can be luminous.By this, OLED promptly has many advantages with respect to LCD, for example: compact, sensitive, visible angle is big, flexible etc.
In addition, at present the OLED display also can be integrated with touch technology, please refer to Fig. 1 the OLED touch control display apparatus analyse and observe configuration diagram.As shown in the figure; Touch control display apparatus 10 mainly is made up of the OLED framework and is reached Presentation Function; Comprise an infrabasal plate 130, a upper cover plate 110, an OLED device 120 and a sealant 150 on the structure; Wherein, OLED device 120 is the tops that are stacked over infrabasal plate 130, and upper cover plate 110 then further is arranged at the top of OLED device 120 again and is integral with 130 groups of infrabasal plates are upright by sealant 150.For letting device 10 have touch controllable function simultaneously concurrently, on upper cover plate 110, form a capacitance touching control sensed layer 100, this capacitance touching control sensed layer 100 is made up of one first transparency conducting layer 101, an insulation course 102 and 103 of one second transparency conducting layers.
Similar techniques also is present in the OLED touch control display apparatus 20 as shown in Figure 2 that U.S.'s publication (case US2010/0110041) is disclosed; That is be in the main display framework with OLED equally; For letting the OLED display device have touch controllable function simultaneously concurrently; On upper cover plate 300, also need form the touch-control sensing layer of sandwich construction; This touch-control sensing layer carries out the touch-control sensing except first conductive layer 310 and second conductive layer 320; Still need first insulation course 330, second insulation course 340, second direction sensing electrode 312a and a first direction feed-through assembly 311b, those assemblies are disclosed among the U.S. publication US2010/0110041 all in detail, therefore give unnecessary details no longer in detail at this.
Generally speaking, therefore above-mentioned prior art owing in manufacture process, need in the OLED structure, to form the touch-control sensing layer of sandwich construction, will increase the processing procedure program, be unfavorable for the fine ratio of product of product.By this, for the design of present OLED touch control display apparatus, still have the space of further improvement.
The utility model content
In view of this, the utility model carries out improvement design with the mode that merges the number of plies in order to solve above-mentioned technical matters on the framework of touch control display apparatus, can therefore reduce the processing procedure program and effectively promotes the fine ratio of product of product.
A kind of touch control display apparatus according to the utility model proposed comprises: the amalgamation layer that is formed by sensing electrode and organic light emission combination of electrodes.
Described touch control display apparatus also comprises one first a touch-control sensing layer and an organic luminescent assembly; Wherein this first touch-control sensing layer comprises a plurality of first sensing electrodes and is formed at the surface of a upper substrate; This organic luminescent assembly is the top that is arranged at an infrabasal plate; This amalgamation layer is the surface that is formed at this organic luminescent assembly, and the included sensing electrode of this amalgamation layer is second sensing electrode, and the included organic light emission electrode of this amalgamation layer is the former counter electrode that belongs to this organic luminescent assembly.
In a preferred embodiment, the first touch-control sensing layer is the upper surface that is formed at upper substrate, and amalgamation layer is subtend in the lower surface of upper substrate and forms.
In another preferable enforcement, the first touch-control sensing layer is the lower surface that is formed at upper substrate, and amalgamation layer is that subtend forms in the first touch-control sensing layer.
The utility model proposes a kind of manufacturing approach of touch control display apparatus in addition, and it comprises: combination sensing electrode and organic light emission electrode and form an amalgamation layer.In addition, this manufacturing approach also comprises: form one first touch-control sensing layer in a upper substrate surface, wherein this first touch-control sensing layer comprises a plurality of first sensing electrodes; Form the top of an organic luminescent assembly in an infrabasal plate; Form this amalgamation layer in this organic luminescent assembly surface, the included sensing electrode of this amalgamation layer is second sensing electrode, and the included organic light emission electrode of this amalgamation layer is the former counter electrode that belongs to this organic luminescent assembly; And upright this upper substrate of subtend group and this infrabasal plate.
Above general introduction and ensuing detailed description and accompanying drawing all are to be to reach to be scheduled to mode, means and the effect that purpose is taked in order to further specify the utility model.And other purpose and the advantage of relevant the utility model will be set forth in follow-up explanation and accompanying drawing.
Description of drawings
Fig. 1 is the configuration diagram of analysing and observe of existing OLED touch control display apparatus;
Fig. 2 is the configuration diagram of analysing and observe of another existing OLED touch control display apparatus;
Fig. 3 is the diagrammatic cross-section of a preferred embodiment of the utility model touch control display apparatus;
Fig. 4 is the diagrammatic cross-section of another preferred embodiment of the utility model touch control display apparatus; And
Fig. 5 is the schematic flow sheet of a preferred embodiment of the manufacturing approach of the utility model touch control display apparatus.
Reference numeral:
10: touch control display apparatus
110: upper cover plate
The 120:OLED device
130: infrabasal plate
150: sealant
100: the touch-control sensing layer
101: the first transparency conducting layers
102: insulation course
103: the second transparency conducting layers
20: touch control display apparatus
300: upper cover plate
310: the first conductive layers
320: the second conductive layers
330: the first insulation courses
340: the second insulation courses
312a: second direction sensing electrode
311b: first direction feed-through assembly
40: touch control display apparatus
410: upper substrate
410a: upper surface
410b: lower surface
420: infrabasal plate
420a: upper surface
420b: lower surface
430: organic luminescent assembly
432: thin-film transistor component
434: pixel electrode layer
436: the middle layer
440: the first touch-control sensing layers
450: amalgamation layer
460: sealant
50: touch control display apparatus
510: upper substrate
510a: upper surface
510b: lower surface
520: infrabasal plate
520a: upper surface
520b: lower surface
530: organic luminescent assembly
532: thin-film transistor component
534: pixel electrode layer
536: the middle layer
540: the first touch-control sensing layers
550: amalgamation layer
560: sealant
S500～S540: the implementation step of the manufacturing approach of touch control display apparatus
Embodiment
Alleged orientation in this instructions " on " and D score, only be to be used for representing relative position relation, for the accompanying drawing of this instructions, the top of touch control display apparatus is near the beholder, and the below is then away from the beholder.
The utility model is with being integrated in OLED (Organic Light-Emitting Display through the touch-control sensing layer that designed; OLED); Let touch control display apparatus after integrating except the function that has image output and touch-control input concurrently, also can reduce the processing procedure program and effectively promote the fine ratio of product of product.Wherein, The mentioned OLED of the utility model is broadly divided into active (Active Matrix according to type of drive; Be AM-OLED) and passive type (PassiveMatrix; Be PM-OLED) two kinds, and the dot structure figure in the OLED can layout be different frameworks according to actual design also, all non-ly limited by the utility model at this.
Please refer to Fig. 3, be the diagrammatic cross-section of a preferred embodiment of the utility model touch control display apparatus.As shown in the figure, present embodiment provides a kind of touch control display apparatus 40, comprising: a upper substrate 410, an infrabasal plate 420, an organic luminescent assembly 430, one first touch-control sensing layer 440 and an amalgamation layer 450.Wherein, Infrabasal plate 420 is that subtend is organized upright in upper substrate 410; Illustrate further; This upper substrate 410 also comprises a upper surface 410a and a lower surface 410b, and this infrabasal plate 420 also comprises a upper surface 420a and a lower surface 420b, and wherein the upper surface 420a of the lower surface 410b of upper substrate 410 and infrabasal plate 420 sets up relatively.In addition, aspect material, upper substrate 410 and infrabasal plate 420 can adopt materials such as glass, plastics to design respectively.
Organic luminescent assembly 430 is the tops that are arranged at infrabasal plate 420, illustrates further, and organic luminescent assembly 430 is the upper surface 420a that are arranged at infrabasal plate 420.In the present embodiment; Organic luminescent assembly 430 comprises a thin film transistor (TFT) (Thin-Film Transistor (TFT) assembly 432, a pixel electrode layer (Pixel Electrode Layer) 434 and one middle layer (Intermediate layer) 436 at least; And above-mentioned thin-film transistor component 432, pixel electrode layer 434 and middle layer 436 be conformability be formed at the top of infrabasal plate 420; Particularly, promptly be formed to conformability the upper surface 420a of infrabasal plate 420 from lower to upper in regular turn.In addition; Above-mentioned middle layer 436 comprises electron injecting layer, electron transfer layer, organic luminous layer, electric hole transport layer and electric hole input horizon, for the operational paradigm of assembly, can increase and decrease different assembly; As, in the middle of organic luminous layer and electron transfer layer, add restraining barrier, one deck electricity hole.Be simplicity of illustration, the assembly that is contained in middle layer 436 in those all is not shown among the figure.And aspect material; Pixel electrode layer 434 can adopt transparent conductive material such as tin indium oxide (ITO), and it is to send white emission, redgreenblue emission light or blue emission light that the material of being selected for use when organic luminous layer can design according to organic luminous layer decides spontaneously.
The first touch-control sensing layer 440 is the belows that are arranged at upper substrate 410, illustrates further, and the first touch-control sensing layer 440 comprises a plurality of first sensing electrodes and forms the lower surface 410b that is arranged at upper substrate 410.450 of amalgamation layers are the surfaces that is formed at organic luminescent assembly 430, particularly, can be to be formed at surface and the subtend in middle layer 436 of organic luminescent assembly 430 in the first touch-control sensing layer 440.Amalgamation layer 450 is by sensing electrode and organic light emission combination of electrodes or mixes; Wherein, Amalgamation layer 450 included sensing electrodes are second sensing electrode, and amalgamation layer 450 included organic light emission electrodes are the former counter electrode (Counter electrode) that belongs to organic luminescent assembly 430, because its essence can be a metal electrode (as: silver, magnesium or calcium etc.); And second sensing electrode itself also can adopt such as the material of burning electrode formation; Therefore in the utility model, the counter electrode and second sensing electrode are merged into one and form amalgamation layer 450, according to this promptly need not be as prior art the pure touch control component of need formation sandwich construction in the OLED structure; Improvement design by this can reduce the processing procedure program and effectively promotes the fine ratio of product of product.
In the present embodiment; The first touch-control sensing layer 440 also is made up of a plurality of first sensing electrodes itself; The difference of itself and above-mentioned second sensing electrode is that one is the position of touch that detects first direction (like directions X), and another then is the position of touch that detects second direction (like the Y direction).
The touch control display apparatus 40 of present embodiment also comprises a sealant 460, and sealing layer 460 is the neighboring areas that are formed between upper substrate 410 and the infrabasal plate 420, and with the gluing mode upper substrate 410 and infrabasal plate being stood for 420 groups is one.
Please refer to Fig. 4, be the diagrammatic cross-section of another preferred embodiment of the utility model touch control display apparatus.As shown in the figure, present embodiment provides a kind of touch control display apparatus 50, comprising: a upper substrate 510, an infrabasal plate 520, an organic luminescent assembly 530, one first touch-control sensing layer 540 and an amalgamation layer 550.Wherein, Infrabasal plate 520 is that subtend is organized upright in upper substrate 510; Illustrate further; This upper substrate 510 also comprises a upper surface 510a and a lower surface 510b, and this infrabasal plate 520 also comprises a upper surface 520a and a lower surface 520b, and wherein the upper surface 520a of the lower surface 510b of upper substrate 510 and infrabasal plate 520 sets up relatively.In the present embodiment; Organic luminescent assembly 530 comprises a thin-film transistor component (TFT element) 532, one pixel electrode layer (Pixel Electrode Layer) 534 and one middle layer (Intermediate layer) 536 at least; And above-mentioned thin-film transistor component 532, pixel electrode layer 534 and middle layer 536 be conformability be formed at the top of infrabasal plate 520, particularly from lower to upper order is formed at the upper surface 520a of infrabasal plate 520.The touch control display apparatus 50 of present embodiment also comprises a sealant 560, and sealing layer 560 is the neighboring areas that are formed between upper substrate 510 and the infrabasal plate 520, and with the gluing mode upper substrate 510 and infrabasal plate being stood for 520 groups is one.
Mentioned said modules in the present embodiment; Its characteristic, material are all similar with aforesaid embodiment with to each other corresponding relation; Difference is that the first touch-control sensing layer 540 is to comprise a plurality of first sensing electrodes and the upper surface 510a that is formed at upper substrate 510; And being subtends in the lower surface 510b of upper substrate 510, amalgamation layer 550 forms; Wherein amalgamation layer 550 is to be mixed with the organic light emission electrode or combined by sensing electrode, and amalgamation layer 550 included sensing electrodes are second sensing electrode, and amalgamation layer 550 included organic light emission electrodes are the former counter electrode that belongs to organic luminescent assembly 530.In addition, because the first touch-control sensing layer 540 is the upper surface 510a that are formed at upper substrate 510,, also can form a protective seam (not shown) above it for avoiding damaging because of external force.
Please refer to Fig. 5 and be the schematic flow sheet of a preferred embodiment of the manufacturing approach of the utility model touch control display apparatus.The step of present embodiment comprises:
Step S500 a: upper substrate and an infrabasal plate are provided;
Step S510: form the top of an organic luminescent assembly in this infrabasal plate;
Step S520: form one comprise a plurality of first sensing electrodes the first touch-control sensing layer in this upper substrate surface, but wherein step S510 changes with step S520 sequencing, and does not influence the completion of present embodiment;
Step S530: form an amalgamation layer in this organic luminescent assembly surface; This amalgamation layer is to be mixed with the organic light emission electrode or combined by sensing electrode; Wherein, The included sensing electrode of amalgamation layer is second sensing electrode, and the included organic light emission electrode of amalgamation layer is the former counter electrode that belongs to organic luminescent assembly; And
Step S540: upright this upper substrate of subtend group and this infrabasal plate.
Particularly; This upper substrate also comprises a upper surface and a lower surface; This infrabasal plate also comprises a upper surface and a lower surface; Therefore the lower surface of this upper substrate and the upper surface of this infrabasal plate are set up relatively, in step S510 further are to form organic luminescent assembly in the upper surface of infrabasal plate, and are to form the first touch-control sensing layer in the lower surface or the lower surface of upper substrate at step S520; If the first touch-control sensing layer is the lower surface that is formed at upper substrate, then amalgamation layer is that subtend forms in the first touch-control sensing layer; If the first touch-control sensing layer is the upper surface that is formed at upper substrate, then to be subtend form in the lower surface of upper substrate amalgamation layer.
In another preferred embodiment; Organic luminescent assembly comprises a thin-film transistor component, a pixel electrode layer and a middle layer at least; But the assembly that is contained in organic luminescent assembly in those in step S510, be formed to conformability infrabasal plate above; Particularly, can be formed to conformability the upper surface of infrabasal plate.
Among the step S540 to upright upper substrate of subtend group and infrabasal plate, concrete mode is to form a sealant between upper substrate and infrabasal plate, and gluing upper substrate and infrabasal plate are in one by this.
Other is disclosed among the previous embodiment about the material and thin portion structure composition of assembly all in detail, therefore repeats no more at this.
In sum; The utility model mixes former second sensing electrode that belongs to the second touch-control sensing layer or is combined in simple layer with the former counter electrode that belongs to the counter electrode layer of organic luminescent assembly; And because of first sensing electrode and second sensing electrode are formed at first touch-control sensing layer and the amalgamation layer separately; Therefore need not as prior art, need the extra insulation course of avoiding two electrode conductions of setting up between the first touch-control sensing layer and the second touch-control sensing layer, can reduce the processing procedure program of integral body by this and effectively promote the fine ratio of product of product.
Only; The above; Being merely the detailed description and the accompanying drawing of the specific embodiment of the utility model, is not that all scopes of the utility model should be as the criterion with claim in order to restriction the utility model; The those of ordinary skill in field under any, can think easily and variation or modify all can be encompassed in the utility model scope.
Claims (7)
1. a touch control display apparatus is characterized in that, comprising: the amalgamation layer that is formed by sensing electrode and organic light emission combination of electrodes.
2. touch control display apparatus according to claim 1 is characterized in that, also comprises:
One first touch-control sensing layer comprises a plurality of first sensing electrodes and is formed at the surface of a upper substrate; And
One organic luminescent assembly is arranged at the top of an infrabasal plate;
Wherein, this amalgamation layer is the surface that is formed at this organic luminescent assembly, and the included sensing electrode of this amalgamation layer is second sensing electrode, and the included organic light emission electrode of this amalgamation layer is the former counter electrode that belongs to this organic luminescent assembly.
3. touch control display apparatus according to claim 2; It is characterized in that; This organic luminescent assembly also comprises a thin-film transistor component, a pixel electrode layer and a middle layer, wherein this thin-film transistor component, this pixel electrode layer and this middle layer be conformability be formed at the upper surface of this infrabasal plate.
4. touch control display apparatus according to claim 3 is characterized in that, this middle layer comprises electron injecting layer, electron transfer layer, organic luminous layer, electric hole transport layer and electric hole input horizon.
5. touch control display apparatus according to claim 2 is characterized in that, this first touch-control sensing layer is formed at the upper surface of this upper substrate, and this amalgamation layer is subtend in the lower surface of this upper substrate and forms.
6. touch control display apparatus according to claim 2 is characterized in that, this first touch-control sensing layer is formed at the lower surface of this upper substrate, and this amalgamation layer is that subtend forms in this first touch-control sensing layer.
7. touch control display apparatus according to claim 2 is characterized in that, also comprises a sealant, and the sealing layer is the outer peripheral areas that is formed between this upper substrate and this infrabasal plate, so that this upper substrate and this infrabasal plate subtend group are upright.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202012630U CN202205175U (en) | 2011-06-15 | 2011-06-15 | Touch control display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202012630U CN202205175U (en) | 2011-06-15 | 2011-06-15 | Touch control display device |
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| Publication Number | Publication Date |
|---|---|
| CN202205175U true CN202205175U (en) | 2012-04-25 |
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| CN2011202012630U Expired - Lifetime CN202205175U (en) | 2011-06-15 | 2011-06-15 | Touch control display device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102830827A (en) * | 2011-06-15 | 2012-12-19 | 宸鸿光电科技股份有限公司 | Touch display device and manufacture method thereof |
| CN102915156B (en) * | 2012-11-09 | 2015-09-09 | 华映光电股份有限公司 | Touch-control display module and assemble method thereof |
| CN105700723A (en) * | 2014-11-28 | 2016-06-22 | 昆山国显光电有限公司 | Organic light emitting display with touch apparatus and manufacturing method for organic light emitting display |
| CN106157581A (en) * | 2015-04-14 | 2016-11-23 | 南昌欧菲光学技术有限公司 | Solar energy type touch-control remote controller |
-
2011
- 2011-06-15 CN CN2011202012630U patent/CN202205175U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102830827A (en) * | 2011-06-15 | 2012-12-19 | 宸鸿光电科技股份有限公司 | Touch display device and manufacture method thereof |
| CN102915156B (en) * | 2012-11-09 | 2015-09-09 | 华映光电股份有限公司 | Touch-control display module and assemble method thereof |
| CN105700723A (en) * | 2014-11-28 | 2016-06-22 | 昆山国显光电有限公司 | Organic light emitting display with touch apparatus and manufacturing method for organic light emitting display |
| CN105700723B (en) * | 2014-11-28 | 2019-03-08 | 昆山国显光电有限公司 | A kind of organic light emitting display and its manufacturing method with touch device |
| CN106157581A (en) * | 2015-04-14 | 2016-11-23 | 南昌欧菲光学技术有限公司 | Solar energy type touch-control remote controller |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120425 |