CN105702205A - Display panel and display device - Google Patents
Display panel and display device Download PDFInfo
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- CN105702205A CN105702205A CN201610243072.8A CN201610243072A CN105702205A CN 105702205 A CN105702205 A CN 105702205A CN 201610243072 A CN201610243072 A CN 201610243072A CN 105702205 A CN105702205 A CN 105702205A
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- 239000000758 substrate Substances 0.000 claims abstract description 29
- 230000005540 biological transmission Effects 0.000 claims description 20
- 239000000463 material Substances 0.000 claims description 15
- 239000012780 transparent material Substances 0.000 claims description 14
- 229910052751 metal Inorganic materials 0.000 claims description 12
- 239000002184 metal Substances 0.000 claims description 12
- 230000008054 signal transmission Effects 0.000 claims description 11
- 238000007667 floating Methods 0.000 claims description 10
- 238000012423 maintenance Methods 0.000 claims description 9
- 239000011800 void material Substances 0.000 claims description 5
- 238000001514 detection method Methods 0.000 abstract description 5
- 238000002834 transmittance Methods 0.000 abstract 1
- 239000007769 metal material Substances 0.000 description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000005538 encapsulation Methods 0.000 description 4
- 239000012528 membrane Substances 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 239000010409 thin film Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
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- 238000005265 energy consumption Methods 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- MRNHPUHPBOKKQT-UHFFFAOYSA-N indium;tin;hydrate Chemical compound O.[In].[Sn] MRNHPUHPBOKKQT-UHFFFAOYSA-N 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000004020 luminiscence type Methods 0.000 description 1
- 229910001092 metal group alloy Inorganic materials 0.000 description 1
- 235000016768 molybdenum Nutrition 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
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- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
Classifications
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
- G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
- G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
- G09G3/3208—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED]
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input 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
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Human Computer Interaction (AREA)
- Electroluminescent Light Sources (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention discloses a display panel and a display device, wherein the display panel comprises: a substrate; the anode layer and the cathode layer are arranged on the same side of the substrate and are oppositely arranged in the direction vertical to the substrate, the anode layer is arranged between the substrate and the cathode layer, and the anode layer comprises a plurality of anodes; a pixel drive circuit electrically connected to the anode, wherein, during a display phase, the pixel drive circuit transmits a drive current to the anode; in the touch control stage, the pixel driving circuit controls the anode to float; and the touch sensing electrode layer is arranged on one side, away from the anode layer, of the cathode layer, and the cathode layer is reused as a touch driving electrode layer in a touch stage. In the touch control stage, the anode in the display panel is floated, the cathode layer is reused as a touch control driving electrode layer to be matched with the touch control sensing electrode layer to form a touch control detection structure, the display panel does not need an external touch screen, the light transmittance of the display device is improved, the thickness of the display device is reduced, and the trend of lightening and thinning the display device is met.
Description
Technical field
The present invention relates to technical field of touch-control display, more specifically, relate to a kind of display floater and display device。
Background technology
Organic Light Emitting Diode (OLED, OrganicLight-EmittingDiode) Display Technique, is widely used in the middle of high-performance display field as extremely potential Display Technique。Compared with lcd technology, owing to adopting the autonomous light-emitting mode of each pixel to replace backlight mode, thus have that angle of visibility is big, low in energy consumption, contrast is high, screen thickness is thin, response time is fast, luminous efficiency advantages of higher。
Along with the development of portable electronic display device, touch display unit provides a kind of new man-machine interaction interface, and it is more direct, more humane on using。Current OLED touch control display apparatus generally adopts to separate OLED display screen and touch screen and does, and then the two is combined again。There is the shortcomings such as light transmission rate is low, display device thickness is big in the OLED touch control display apparatus of this plug-in touch screen。
Summary of the invention
In view of this, the invention provides a kind of display floater and display device, cathode layer is multiplexed with touch-control drive electrode layer, and in display floater, make touch-control sensing electrode layer, without plug-in touch screen, the light transmission rate of raising display device, and reduce the thickness of display device, meet the trend that display device is lightening。
For achieving the above object, technical scheme provided by the invention is as follows:
A kind of display floater, described display floater includes:
Substrate；
Being arranged at described substrate homonymy and be perpendicular on the direction of described substrate the anode layer and cathode layer that are oppositely arranged, described anode layer is arranged between described substrate and cathode layer, and described anode layer includes multiple anode；
The pixel-driving circuit electrically connected with described anode, wherein, in the display stage, the transmission of described pixel-driving circuit drives electric current extremely described anode；In the touch-control stage, described pixel-driving circuit controls described anode floating；
And, it is arranged at described cathode layer and deviates from the touch-control sensing electrode layer of described anode layer side, wherein, in the described touch-control stage, described cathode layer is multiplexed with touch-control drive electrode layer。
Optionally, described pixel-driving circuit includes: signal transmission module, status control module, maintenance module and driving transistor；
Wherein, the control according to scanning signal of the described signal transmission module, for the grid by data signal transmission to described driving transistor；
The control according to the second control signal of the described status control module, for the first electrode by the voltage transmission of the first voltage end output to described driving transistor, the second electrode of described driving transistor electrically connects with described anode；
And, described maintenance module is for keeping described driving transistor in the conducting state in described display stage。
Optionally, described signal transmission module includes a first transistor, and described status control module includes a transistor seconds, and described maintenance module includes an electric capacity；
The grid of described the first transistor accesses described scanning signal, and the first electrode of described the first transistor accesses described data signal, and the second electrode of described the first transistor electrically connects with the grid of described driving transistor；
The grid of described transistor seconds accesses described second control signal, and the first electrode of described transistor seconds electrically connects with described first voltage end, and the second electrode of described transistor seconds electrically connects with the first electrode of described driving transistor；
And, the first pole plate of described electric capacity electrically connects with the grid driving transistor, and the second pole plate of described electric capacity electrically connects a reference voltage end；
Wherein, in the described display stage, after described scanning signal controls the conducting of described the first transistor and described second control signal control described transistor seconds conducting, described data signal controls described driving transistor turns；In the described touch-control stage, described second control signal controls the cut-off of described transistor seconds。
Optionally, described reference voltage end is described first voltage end。
Optionally, described driving transistor is P-type transistor。
Optionally, described the first transistor and transistor seconds be in P-type transistor and N-type transistor any one。
Optionally, described cathode layer includes multiple the first bar shaped electrode block arranged in the first direction；
Described touch-control sensing electrode layer includes multiple the second bar shaped electrode block arranged in a second direction, and described second direction and described first direction intersect；
Wherein, each strip electrode block is drawn by least one touch-control cabling。
Optionally, the described touch-control cabling being connected with described first bar shaped electrode block is arranged with layer with described anode layer。
Optionally, the described touch-control cabling being connected with described first bar shaped electrode block and described anode layer are positioned at different layers, and have flatness layer between the described touch-control cabling and the described anode layer that are connected with described first bar shaped electrode block。
Optionally, the material of described cathode layer is electrically conducting transparent material or metal。
And, the material of described touch-control sensing electrode layer is electrically conducting transparent material or metal。
Choosing, the material of described cathode layer is the material of electrically conducting transparent material and described touch-control sensing electrode layer when being metal, and the region of the corresponding described anode of described touch-control sensing electrode layer is void region。
Accordingly, present invention also offers a kind of display device, described display device includes above-mentioned display floater。
Compared to prior art, technical scheme provided by the invention at least has the advantage that
The invention provides a kind of display floater and display device, described display floater includes: substrate；Being arranged at described substrate homonymy and be perpendicular on the direction of described substrate the anode layer and cathode layer that are oppositely arranged, described anode layer is arranged between described substrate and cathode layer, and described anode layer includes multiple anode；The pixel-driving circuit electrically connected with described anode, wherein, in the display stage, the transmission of described pixel-driving circuit drives electric current extremely described anode；In the touch-control stage, described pixel-driving circuit controls described anode floating；And, it is arranged at described cathode layer and deviates from the touch-control sensing electrode layer of described anode layer side, wherein, in the described touch-control stage, described cathode layer is multiplexed with touch-control drive electrode layer。
As shown in the above, technical scheme provided by the invention, in the display stage, display floater inner anode is normally inputted driving electric current, to form luminous zone with cathode layer and respective outer side edges between the two；And in the touch-control stage by the anode floating in display floater, and cathode layer is multiplexed with touch-control drive electrode layer, to cooperatively form touch detection structure between touch-control sensing electrode layer。Wherein, cathode layer is multiplexed with touch-control drive electrode layer, and in display floater, makes touch-control sensing electrode layer without plug-in touch screen, the light transmission rate of raising display device, and reduce the thickness of display device, meet the trend that display device is lightening。
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in the following describes is only embodiments of the invention, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to the accompanying drawing provided。
The structural representation of a kind of display floater that Fig. 1 provides for the embodiment of the present application；
The structural representation of a kind of pixel-driving circuit that Fig. 2 provides for the embodiment of the present application；
The structural representation of the another kind of pixel-driving circuit that Fig. 3 provides for the embodiment of the present application；
The schematic diagram of a kind of touch-control structure that Fig. 4 a provides for the embodiment of the present application；
The schematic diagram of the another kind of touch-control structure that Fig. 4 b provides for the embodiment of the present application；
The structural representation of the another kind of display floater that Fig. 5 provides for the embodiment of the present application；
The structural representation of another display floater that Fig. 6 provides for the embodiment of the present application。
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments。Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of protection of the invention。
As described in background, along with the development of portable electronic display device, touch display unit provides a kind of new man-machine interaction interface, and it is more direct, more humane on using。Current OLED touch control display apparatus generally adopts to separate OLED display screen and touch screen and does, and then the two is combined again。There is the shortcomings such as light transmission rate is low, display device thickness is big in the OLED touch control display apparatus of this plug-in touch screen。
Based on this, the embodiment of the present application provides a kind of display floater and display device, cathode layer is multiplexed with touch-control drive electrode layer, and in display floater, make touch-control sensing electrode layer, without plug-in touch screen, the light transmission rate of raising display device, and reduce the thickness of display device, meet the trend that display device is lightening。For achieving the above object, the technical scheme that the embodiment of the present application provides is as follows, and specifically in conjunction with shown in Fig. 1 to Fig. 6, the technical scheme that the embodiment of the present application is provided is described in detail。
With reference to shown in Fig. 1, for the structural representation of a kind of display floater that the embodiment of the present application provides, wherein, described display floater includes:
Substrate 100；
Being arranged at described substrate 100 homonymy and be perpendicular on the direction of described substrate 100 anode layer 200 and cathode layer 300 that are oppositely arranged, described anode layer 200 is arranged between described substrate 100 and cathode layer 300, and described anode layer 200 includes multiple anode 201；
The pixel-driving circuit (not shown) electrically connected with described anode 201, wherein, in the display stage, the transmission of described pixel-driving circuit drives electric current extremely described anode 201；In the touch-control stage, described pixel-driving circuit controls described anode 201 floating；
And, it is arranged at described cathode layer 300 and deviates from the touch-control sensing electrode layer 400 of described anode layer 200 side, wherein, in the described touch-control stage, described cathode layer 300 is multiplexed with touch-control drive electrode layer。
The display floater of the OLED that the embodiment of the present application provides, it also includes the ray structure being arranged between cathode layer 300 and anode layer 200, electric current is driven by connecting cathode layer 300 and anode layer 200 and anode layer 200 input, so that ray structure is luminous, this structure is same as the prior art, and this embodiment of the present application is not done unnecessary repeating。
As shown in the above, the technical scheme that the embodiment of the present application provides, drive display floater by the mode of time-sharing multiplex, namely the type of drive of display floater includes driving and the driving in touch-control stage in display stage。Wherein, in the display stage, display floater inner anode 201 is normally inputted driving electric current, form luminous zone to coordinate with cathode layer 300 and ray structure between the two；And in the touch-control stage by anode 201 floating in display floater, and cathode layer 300 is multiplexed with touch-control drive electrode layer, to cooperatively form touch detection structure between touch-control sensing electrode layer 400。Wherein, cathode layer 300 is multiplexed with touch-control drive electrode layer, and in display floater, makes touch-control sensing electrode layer 400 without plug-in touch screen, the light transmission rate of raising display device, and reduce the thickness of display device, meet the trend that display device is lightening。
With reference to shown in Fig. 2, for the structural representation of a kind of pixel-driving circuit that the embodiment of the present application provides, wherein, described pixel-driving circuit includes:
Signal transmission module 10, status control module 20, maintenance module 30 and driving transistor M0；
Wherein, the control according to scanning signal Vg of the described signal transmission module 10, for the grid by data signal Vdata transmission to described driving transistor M0；
The control according to the second control signal Vk of the described status control module 20, for the first electrode by the voltage transmission of the first voltage end Pv1 output to described driving transistor M0, second electrode of described driving transistor M0 electrically connects with described anode, and cathode layer part corresponding to described anode electrically connects the second voltage end Pv2；
And, described maintenance module 30 is for keeping described driving transistor M0 in the conducting state in described display stage。
Wherein, the pixel-driving circuit that the embodiment of the present application provides, in the display stage, scanning signal Vg control signal transport module 10 turns on, by data signal Vdata transmission to the grid driving transistor M0, so that data signal Vdata controls to drive transistor M0 conducting；And the second control signal Vk controlled state control module 20 turns on simultaneously, by the voltage transmission of the first voltage end Pv1 output to the first electrode driving transistor M0, it is conducting state owing to driving transistor M0, the voltage transmission of the first voltage end Pv1 output is to the second pole driving transistor M0,, drive electricity to be streamed to the anode being connected electrically。Anode, ray structure and negative electrode composition light emitting diode, light emitting diode forward conduction, drive electric current to flow to negative electrode from anode through ray structure, so that ray structure carries out luminescence；And in the display stage, after scanning signal Vg, driven transistor M0 in the conduction state in the display stage by keeping module 30 to control。And in the touch-control stage, it is cut-off state that second control signal Vk controlled state controls module 20, owing to the voltage of the first voltage end Pv1 output can not transmit to driving transistor M0, anode and signal are in the state of disconnection, therefore can control anode floating at touch-control stage pixel-driving circuit；Now, in the touch-control stage, cathode layer is inputted corresponding touch-control and drive signal, it is ensured that cathode layer is multiplexed with touch-control drive electrode layer in the touch-control stage, and coordinates touch-control sensing electrode layer to reach the purpose of touch control detection。
Concrete, with reference to shown in Fig. 3, for the structural representation of the another kind of pixel-driving circuit that the embodiment of the present application provides, wherein, described signal transmission module 10 includes a first transistor M1, and described status control module 20 includes a transistor seconds M2, and described maintenance module 30 includes an electric capacity C；
The grid of described the first transistor M1 accesses first electrode of described scanning signal Vg, described the first transistor M1 and accesses described data signal Vdata, and second electrode of described the first transistor M1 electrically connects with the grid of described driving transistor M0；
The grid of described transistor seconds M2 accesses described second control signal Vk, and first electrode of described transistor seconds M2 electrically connects with described first voltage end Pv1, and second electrode of described transistor seconds M2 electrically connects with first electrode of described driving transistor M0；
And, first pole plate of described electric capacity C electrically connects with the grid driving transistor M0, and second pole plate of described electric capacity C electrically connects a reference voltage end Vref；
Wherein, in the described display stage, after described scanning signal Vg controls described the first transistor M1 conducting and described second control signal Vk control described transistor seconds M2 conducting, described data signal Vdata controls described driving transistor M0 conducting；In the described touch-control stage, described second control signal Vk controls described transistor seconds M2 cut-off。
Namely, in the display stage, scanning signal Vg controls the first transistor M1 conducting and the second control signal Vk control transistor seconds M2 conducting simultaneously, now, data signal Vdata can transmit to the grid driving transistor M0, to control to drive transistor M0 conducting, and owing to transistor seconds M2 is conducting state, the voltage of the first voltage end Pv1 output can transmit to the first electrode driving transistor M0, the voltage transmission of the first voltage end Pv1 output, to the second pole driving transistor M0, drives electricity to be streamed to the anode being connected electrically。Anode, ray structure and negative electrode composition light emitting diode, light emitting diode forward conduction, drive electric current to flow to negative electrode from anode through ray structure, and ray structure is luminous。It addition, in the touch-control stage, the second control signal controls transistor seconds M2 cut-off, the voltage of the first voltage end Pv1 output cannot transmit to the first electrode driving transistor M0, it is ensured that connected anode is in floating state。
Optionally, the described reference voltage end Vref that the embodiment of the present application provides can be described first voltage end Pv1。It addition, the described driving transistor M0 that the embodiment of the present application provides is P-type transistor, wherein, first electrode of described driving transistor M0 is source electrode, and second electrode of described driving transistor M0 is drain electrode。Additionally, the described the first transistor M1 that provides of the embodiment of the present application and transistor seconds M2 be in P-type transistor and N-type transistor any one, this embodiment of the present application is not particularly limited, it is necessary to carry out specific design and choosing according to actual needs。
With reference to shown in Fig. 4 a, for the schematic diagram of a kind of touch-control structure that the embodiment of the present application provides, wherein, described cathode layer includes the first bar shaped electrode block 301 of multiple X in the first direction arrangement；
Described touch-control sensing electrode layer includes the second bar shaped electrode block 401 of multiple Y in a second direction arrangement, and described second direction Y and described first direction X intersects；
Wherein, each strip electrode block is drawn by least one touch-control cabling 40。
Concrete, that the embodiment of the present application provides touch-control cabling 40, its material can be the transparent conductive materials such as electrically conducting transparent material, it is also possible to for metal or metal alloy materials such as copper, silver, aluminum, molybdenums, and these needs are specifically chosen according to practical application。It addition, the touch-control cabling 40 being connected with described first bar shaped electrode block 301 can be in same conductive layer with the first bar shaped electrode block 301, it is also possible to be in different conductive layers with the first bar shaped electrode block 301；Same, the touch-control cabling 40 being connected with the second bar shaped electrode block 401 can be in same conductive layer with the second bar shaped electrode block 401, it is also possible to is in different conductive layers with the second bar shaped electrode block 401。
Optionally, the described touch-control cabling 40 being connected with described first bar shaped electrode block 301 that the embodiment of the present application provides can be arranged with layer with anode layer, namely, the touch-control cabling 40 and the anode that are connected with the first bar shaped electrode block 301 are formed by same Film preparation, and the touch-control cabling 40 being connected with the first bar shaped electrode block 301 is prepared between the gap between adjacent anode, this set-up mode is avoided again preparing new conductive layer and sealing coat, simplifies manufacturing process, reduces cost of manufacture。
In addition, the described touch-control cabling 40 being connected with the first bar shaped electrode block 301 can also be positioned at different layers with anode layer, and between the described touch-control cabling 40 and the described anode layer that are connected with the first bar shaped electrode block 301, there is flatness layer, namely, isolation is realized with the first bar shaped electrode block 301 between touch-control cabling 40 and the anode layer being connected, it is to avoid short-circuit situation of getting lines crossed is occurring by arranging of flatness layer。
It should be noted that, the touch-control cabling 40 being connected with the first bar shaped electrode block 301, or the touch-control cabling 40 being connected with the second strip electrode 401, when touch-control cabling 40 is arranged with strip electrode block different layers, can be electrically connected by through hole between touch-control cabling 40 and strip electrode。
Further, the touch-control cabling 40 that the embodiment of the present application provides, it needs to be connected the strip electrode block of connection with touch drive circuit, touch drive circuit can be integrated in original driving IC, with reference to shown in Fig. 4 a, touch-control cabling 40 electrically connects with driving IC, and is integrated with touch drive circuit in driving IC；Additionally, with reference to shown in Fig. 4 b, schematic diagram for the another kind of touch-control structure that the embodiment of the present application provides, wherein, touch drive circuit 50 can also be drive the IC independent circuit separated with original, and in order to ensure that display floater meets the trend of narrow frame, when touch drive circuit 50 is with the driving IC independent circuit separated, it is possible to be arranged at the frame region relative with driving IC on display floater。Additionally, when touch drive circuit is with original driving IC independent circuit separated, it can also be arranged with driving IC homonymy, i.e. the frame region being arranged on display floater with driving IC homonymy, and this embodiment of the present application is not particularly limited。
Additionally, with reference to shown in Fig. 5, for the structural representation of the another kind of display floater that the embodiment of the present application provides, wherein, described display floater includes:
It is arranged at described cathode layer 300 and deviates from the thin-film encapsulation layer 500 of described substrate 100 side；
It is arranged at described thin-film encapsulation layer 500 and deviates from the water oxygen Obstruct membrane 600 of described substrate 100 side；
It is arranged at described water oxygen Obstruct membrane 600 and deviates from the polaroid 700 of described substrate 100 side；
And, it is arranged at described polaroid 700 and deviates from the sealer 800 of described substrate 100 side。
Wherein, with reference to shown in Fig. 5, the touch-control sensing electrode layer 400 that the embodiment of the present application provides can be formed between thin-film encapsulation layer 500 and water oxygen Obstruct membrane 600。
It should be noted that; the embodiment of the present application is for touch-control sensing electrode layer 400 position and is not particularly limited; wherein, the touch-control sensing electrode layer 400 that the embodiment of the present application provides can be arranged in described thin-film encapsulation layer 500, water oxygen Obstruct membrane 600, polaroid 700 and sealer 800 between any two；Or, touch-control sensing electrode layer 400 is arranged at described sealer 800 and deviates from described substrate 100 side。
In the display floater that above-mentioned any one embodiment provides, the material of described cathode layer can be electrically conducting transparent material or metal。
And, the material of described touch-control sensing electrode layer 400 is equally possible for electrically conducting transparent material or metal。
Concrete, for in the display floater that the above-mentioned any one embodiment of the application provides, this display floater can be top emission type display floater, namely, cathode layer 300 material is electrically conducting transparent material, and this electrically conducting transparent material can be tin indium oxide, now, touch-control sensing electrode layer 400 is equally possible for electrically conducting transparent material, to realize the top emitting mode of display floater。
In addition, the touch-control sensing electrode layer 400 of top emission type display floater can also be metal material, the touch-control sensing electrode layer 400 of metal material makes void region and can realize the top emitting mode of display floater, shown in Fig. 6, structural representation for another display floater that the embodiment of the present application provides, wherein, the material of described cathode layer is electrically conducting transparent material (namely the first bar shaped electrode block 301 is electrically conducting transparent material), and the material of described touch-control sensing electrode layer is when being metal (namely the second bar shaped electrode block 401 is metal material), the region of the corresponding described anode of described touch-control sensing electrode layer is void region 402, by the light outgoing that ray structure corresponding for anode is sent by void region 402, meet the top emitting mode of display floater。
Further, the display floater that the embodiment of the present application provides can also be bottom emitting display floater, namely, the material of cathode layer 300 is metal material, owing to cathode layer 300 is metal cathode layer, and the impedance of metal is little, therefore adopt the cathode layer 300 of metal material can improve the touch-control effect of display floater。
Accordingly, the embodiment of the present application additionally provides a kind of display device, and described display device includes the display floater that above-mentioned any one embodiment provides。
The embodiment of the present application provides a kind of display floater and display device, and described display floater includes: substrate；Being arranged at described substrate homonymy and be perpendicular on the direction of described substrate the anode layer and cathode layer that are oppositely arranged, described anode layer is arranged between described substrate and cathode layer, and described anode layer includes multiple anode；The pixel-driving circuit electrically connected with described anode, wherein, in the display stage, the transmission of described pixel-driving circuit drives electric current extremely described anode；In the touch-control stage, described pixel-driving circuit controls described anode floating；And, it is arranged at described cathode layer and deviates from the touch-control sensing electrode layer of described anode layer side, wherein, in the described touch-control stage, described cathode layer is multiplexed with touch-control drive electrode layer。
As shown in the above, the embodiment of the present application provide technical scheme, in the display stage, display floater inner anode is normally inputted driving electric current, with cathode layer and respective outer side edges between the two and form luminous zone；And in the touch-control stage by the anode floating in display floater, and cathode layer is multiplexed with touch-control drive electrode layer, to cooperatively form touch detection structure between touch-control sensing electrode layer。Wherein, cathode layer is multiplexed with touch-control drive electrode layer, and in display floater, makes touch-control sensing electrode layer without plug-in touch screen, the light transmission rate of raising display device, and reduce the thickness of display device, meet the trend that display device is lightening。
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses the present invention。The multiple amendment of these embodiments be will be apparent from for those skilled in the art, and generic principles defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments。Therefore, the present invention is not intended to be limited to the embodiments shown herein, and is to fit to the widest scope consistent with principles disclosed herein and features of novelty。
Claims (12)
1. a display floater, it is characterised in that described display floater includes:
Substrate；
Being arranged at described substrate homonymy and be perpendicular on the direction of described substrate the anode layer and cathode layer that are oppositely arranged, described anode layer is arranged between described substrate and cathode layer, and described anode layer includes multiple anode；
The pixel-driving circuit electrically connected with described anode, wherein, in the display stage, the transmission of described pixel-driving circuit drives electric current extremely described anode；In the touch-control stage, described pixel-driving circuit controls described anode floating；
And, it is arranged at described cathode layer and deviates from the touch-control sensing electrode layer of described anode layer side, wherein, in the described touch-control stage, described cathode layer is multiplexed with touch-control drive electrode layer。
2. display floater according to claim 1, it is characterised in that described pixel-driving circuit includes: signal transmission module, status control module, maintenance module and driving transistor；
Wherein, the control according to scanning signal of the described signal transmission module, for the grid by data signal transmission to described driving transistor；
The control according to the second control signal of the described status control module, for the first electrode by the voltage transmission of the first voltage end output to described driving transistor, the second electrode of described driving transistor electrically connects with described anode；
And, described maintenance module is for keeping described driving transistor in the conducting state in described display stage。
3. display floater according to claim 2, it is characterised in that described signal transmission module includes a first transistor, described status control module includes a transistor seconds, and described maintenance module includes an electric capacity；
The grid of described the first transistor accesses described scanning signal, and the first electrode of described the first transistor accesses described data signal, and the second electrode of described the first transistor electrically connects with the grid of described driving transistor；
The grid of described transistor seconds accesses described second control signal, and the first electrode of described transistor seconds electrically connects with described first voltage end, and the second electrode of described transistor seconds electrically connects with the first electrode of described driving transistor；
And, the first pole plate of described electric capacity electrically connects with the grid driving transistor, and the second pole plate of described electric capacity electrically connects a reference voltage end；
Wherein, in the described display stage, after described scanning signal controls the conducting of described the first transistor and described second control signal control described transistor seconds conducting, described data signal controls described driving transistor turns；In the described touch-control stage, described second control signal controls the cut-off of described transistor seconds。
4. display floater according to claim 3, it is characterised in that described reference voltage end is described first voltage end。
5. display floater according to claim 3, it is characterised in that described driving transistor is P-type transistor。
6. display floater according to claim 3, it is characterised in that described the first transistor and transistor seconds be in P-type transistor and N-type transistor any one。
7. display floater according to claim 1, it is characterised in that described cathode layer includes multiple the first bar shaped electrode block arranged in the first direction；
Described touch-control sensing electrode layer includes multiple the second bar shaped electrode block arranged in a second direction, and described second direction and described first direction intersect；
Wherein, each strip electrode block is drawn by least one touch-control cabling。
8. display floater according to claim 7, it is characterised in that the described touch-control cabling being connected with described first bar shaped electrode block is arranged with layer with described anode layer。
9. display floater according to claim 7, it is characterized in that, the described touch-control cabling being connected with described first bar shaped electrode block and described anode layer are positioned at different layers, and have flatness layer between the described touch-control cabling and the described anode layer that are connected with described first bar shaped electrode block。
10. display floater according to claim 1, it is characterised in that the material of described cathode layer is electrically conducting transparent material or metal；
And, the material of described touch-control sensing electrode layer is electrically conducting transparent material or metal。
11. display floater according to claim 10, it is characterised in that the material of described cathode layer is the material of electrically conducting transparent material and described touch-control sensing electrode layer when being metal, the region of the corresponding described anode of described touch-control sensing electrode layer is void region。
12. a display device, it is characterised in that described display device includes the display floater described in claim 1～11 any one。
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Application publication date: 20160622 |