CN105549245A - Colored film substrate and touch display device - Google Patents
Colored film substrate and touch display device Download PDFInfo
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- CN105549245A CN105549245A CN201610036610.6A CN201610036610A CN105549245A CN 105549245 A CN105549245 A CN 105549245A CN 201610036610 A CN201610036610 A CN 201610036610A CN 105549245 A CN105549245 A CN 105549245A
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/13338—Input devices, e.g. touch panels
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1343—Electrodes
- G02F1/134309—Electrodes characterised by their geometrical arrangement
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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
- G06F3/0412—Digitisers structurally integrated in a display
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Mathematical Physics (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Geometry (AREA)
- Liquid Crystal (AREA)
Abstract
The invention provides a colored film substrate and a touch display device. The colored film substrate comprises a base, a black matrix, a first electrode layer, a piezoelectric film layer, a second electrode layer and an insulation mat layer. The black matrix, the first electrode layer, the piezoelectric film layer, the second electrode layer and the insulation mat layer are sequentially arranged on the base, the insulation mat layer comprises a plurality of insulation mats, the first electrode layer comprises a plurality of electrodes, and the piezoelectric film layer comprises a plurality of piezoelectric film units. The second electrode layer comprises a plurality of second electrodes, each first electrode, one corresponding piezoelectric film unit and one second electrode are correspondingly arranged in a stacked mode to form one touch induction unit, the touch induction units are arranged on the black matrix, and each touch induction unit is arranged corresponding to one corresponding insulation mat. The colored film substrate and the touch display device have the advantages of being simple in structure, low in cost, high in precision, long in service life and the like.
Description
Technical field
The present invention relates to technical field of touch-control display, particularly relate to a kind of color membrane substrates and touch control display apparatus.
Background technology
Touch-screen can be divided into according to composition structure: external hanging type touch-screen (AddonModeTouchPanel), covering surfaces formula touch-screen (OnCellTouchPanel) and In-cell touch panel (InCellTouchPanel).Wherein, the touch control electrode of touch-screen is embedded in LCDs inside by In-cell touch panel, can reduce the thickness of module entirety, reduces the cost of manufacture of touch-screen.
In-cell touch panel mainly comprises resistive touch and these two kinds of mainstream technologys of capacitance touch according to touch manner.Wherein, electric resistance touch-control simplicity of design, cost is minimum, highly sensitive, but electric resistance touch-control only supports single-point touch function, and also transmittance is lower, the large detecting area of high line number easily causes processor to bear, and its application characteristic makes it easily aging thus affects serviceable life.Capacitance touching control supports multi-point touch function, has higher transmittance, lower overall power, its surface of contact hardness is high, and serviceable life is longer, but the resolution of capacitance touching control and touch-control accuracy lower, and arbitrary objects touch-control cannot be supported, the material touch-control of class skin can only be supported.
At present, one piezoelectric type touch technology between resistance-type and capacitive touch control techniques grows up, the piezoelectric type touch screen of applying piezoelectric formula touch technology is the same with capacitance type touch control screen supports multi-point touch, and support any object touch-control, be not limited to the material touch-control that capacitance type touch control screen only supports class skin.
Summary of the invention
In view of this, object of the present invention comprises provides a kind of color membrane substrates and touch control display apparatus, adopts piezoelectric type touch technology, the advantage such as have that structure is simple, cost is low, precision is high and the life-span is long.
Particularly, the invention provides a kind of color membrane substrates, comprise substrate, be successively set on described suprabasil black matrix, first electrode layer, piezoelectric thin film layer, the second electrode lay and dottle pin nitride layer, described dottle pin nitride layer comprises multiple chock insulator matter, described first electrode layer comprises multiple first electrode, described piezoelectric thin film layer comprises multiple piezoelectric membrane unit, described the second electrode lay comprises multiple second electrode, each first electrode and a piezoelectric membrane unit and one second electrode pair should stacked setting to form multiple touch-control sensing unit, described multiple touch-control sensing unit is arranged on described black matrix, the corresponding chock insulator matter of each touch-control sensing unit is arranged.
Preferably, described multiple touch-control sensing unit is arranged in array, described first electrode layer also comprises many first cablings, described the second electrode lay also comprises many second cablings, first electrode of the often row touch-control sensing unit in described multiple touch-control sensing unit connects with corresponding first cabling respectively, and the second electrode of the often row touch-control sensing unit in described multiple touch-control sensing unit connects with corresponding second cabling respectively.
Preferably, described multiple touch-control sensing unit is connected to the second cabling the flexible PCB be connected with described color film substrate respectively by the first cabling of correspondence, and connects external touch circuit by described flexible PCB.
Preferably, the material of described first electrode layer and described the second electrode lay is metal.
Preferably, the material of described piezoelectric thin film layer is zinc paste, aluminium nitride or lead zirconate titanate.
On this basis, the present invention also provides a kind of touch control display apparatus, comprise color film substrate, and the array substrate that described color film substrate is oppositely arranged and the liquid crystal layer between described color film substrate and described array substrate and dottle pin nitride layer, described dottle pin nitride layer comprises multiple chock insulator matter, described color film substrate comprises substrate, be successively set on described suprabasil black matrix, first electrode layer, piezoelectric thin film layer and the second electrode lay, described first electrode layer comprises multiple first electrode, described piezoelectric thin film layer comprises multiple piezoelectric membrane unit, described the second electrode lay comprises multiple second electrode, each first electrode and a piezoelectric membrane unit and one second electrode pair should stacked setting to form multiple touch-control sensing unit, described multiple touch-control sensing unit is arranged on described black matrix, the corresponding chock insulator matter of each touch-control sensing unit is arranged.
Preferably, described multiple touch-control sensing unit is arranged in array, described first electrode layer also comprises many first cablings, described the second electrode lay also comprises many second cablings, first electrode of the often row in described multiple touch-control sensing unit or often row touch-control sensing unit connects with corresponding first cabling respectively, and the second electrode of the often row in described multiple touch-control sensing unit or often row touch-control sensing unit connects with corresponding second cabling respectively.
Preferably, described multiple touch-control sensing unit is connected to the second cabling the first flexible PCB be connected with described color film substrate respectively by the first cabling of correspondence, and connects external touch circuit by described first flexible PCB.
Preferably, described color film substrate and at two ends respectively stagger part relative with described array substrate, described color film substrate is being connected described first flexible PCB with the part that described array substrate staggers, and described array substrate is being connected the second flexible PCB with the part that described color film substrate is staggered and is connecting a printed circuit board (PCB) by described second flexible PCB.
Preferably, described dottle pin nitride layer is arranged in described color film substrate or described array substrate.
Color membrane substrates provided by the present invention, by adding a piezoelectric thin film layer between the first electrode layer and the second electrode lay, first electrode layer and the second electrode lay arrange multiple first electrode and multiple second electrode respectively, this piezoelectric thin film layer comprises multiple piezoelectric membrane unit, each first electrode and a piezoelectric membrane unit and one second electrode pair should stacked setting to form multiple touch-control sensing unit, and the plurality of touch-control sensing unit is arranged on black matrix, the corresponding chock insulator matter of each touch-control sensing unit is arranged.When being subject to extraneous pressure, dottle pin nitride layer is squeezed, the inner generating electrodes phenomenon of this piezoelectric thin film layer, form electric charge, touch-control sensing unit first electrode that conducting is corresponding and the second electrode, coating-forming voltage signal, just can locate the position of touch point by the change of detectable voltage signals, therefore, the touch control display apparatus of this color membrane substrates and this color membrane substrates of application has that structure is simple, cost is low, precision is high and the advantage such as the life-span is long.
Above-mentioned explanation is only the general introduction of technical solution of the present invention, in order to technological means of the present invention can be better understood, and can be implemented according to the content of instructions, and can become apparent to allow above and other object of the present invention, feature and advantage, below especially exemplified by preferred embodiment, and coordinate accompanying drawing, be described in detail as follows.
Accompanying drawing explanation
The part-structure schematic diagram of a kind of color membrane substrates that Fig. 1 provides for the embodiment of the present invention.
The circuit trace structural representation that Fig. 2 is color membrane substrates shown in Fig. 1.
The sectional structure chart of a kind of touch control display apparatus that Fig. 3 provides for the embodiment of the present invention.
Embodiment
For further setting forth the present invention for the technological means reaching predetermined goal of the invention and take and effect, below in conjunction with accompanying drawing and preferred embodiment, to the color membrane substrates proposed according to the present invention and touch control display apparatus and embodiment, method, step, structure, feature and effect, be described in detail as follows.
Aforementioned and other technology contents, feature and effect for the present invention, can clearly present in the detailed description of following cooperation with reference to graphic preferred embodiment.By the explanation of embodiment, when can to the present invention for the technological means reaching predetermined object and take and effect be able to more deeply and concrete understanding, however institute's accompanying drawings be only to provide with reference to and the use of explanation, be not used for being limited the present invention.
Please refer to Fig. 1, the part-structure schematic diagram of a kind of color membrane substrates that Fig. 1 provides for the embodiment of the present invention.As shown in Figure 1, this color membrane substrates 10 comprises substrate 11, be successively set on the black matrix 12 in substrate 11, first electrode layer 13, piezoelectric thin film layer 14, the second electrode lay 15 and dottle pin nitride layer 16, dottle pin nitride layer 16 comprises multiple chock insulator matter (only illustrating in figure), first electrode layer 13 comprises multiple first electrode (only illustrating in figure), piezoelectric thin film layer 14 comprises multiple piezoelectric membrane unit (only illustrating in figure), the second electrode lay 15 comprises multiple second electrode (only illustrating in figure), each first electrode and a piezoelectric membrane unit and one second electrode pair should stacked setting to form multiple touch-control sensing unit (only illustrating in figure), multiple touch-control sensing unit is arranged on this black matrix 12, the corresponding chock insulator matter 16 of each touch-control sensing unit is arranged.Preferably, the material of the first electrode layer 13 and the second electrode lay 15 is metal.The material of piezoelectric thin film layer 14 can adopt zinc paste, aluminium nitride or lead zirconate titanate.In the present embodiment, piezoelectric thin film layer 14 is preferably zinc paste, and zinc paste is transparent for visible ray, does not affect normal Presentation Function.
Please also refer to the circuit trace structural representation that Fig. 2, Fig. 2 are color membrane substrates shown in Fig. 1.As shown in Figure 2, multiple touch-control sensing unit is arranged in array, first electrode layer 13 also comprises many first cablings 130, the second electrode lay 15 also comprises many second cablings 150, first electrode of the often row touch-control sensing unit in multiple touch-control sensing unit connects with corresponding first cabling 130 respectively, and the second electrode of the often row touch-control sensing unit in multiple touch-control sensing unit connects with corresponding second cabling 150 respectively.Multiple touch-control sensing unit is connected to the second cabling 150 flexible PCB 17 be connected with color membrane substrates 10 respectively by the first cabling 130 of correspondence, and connects external touch circuit 18 by flexible PCB 17.
In the present embodiment, this color membrane substrates with the addition of a piezoelectric thin film layer 14 between the first electrode layer 13 and the second electrode lay 15.When not touching, piezoelectric thin film layer 14 is state of insulation, and the first cabling 130 and the second cabling 150 do not have electric current to pass through; When there being article (as finger) to touch substrate, finger makes dottle pin nitride layer 16 be squeezed to the pressure of substrate, pressure is passed on piezoelectric thin film layer 14, after piezoelectric thin film layer 14 pressurized, inner generating electrodes phenomenon, form electric charge, by the first electrode and the second electrode coating-forming voltage signal of the touch-control sensing unit of correspondence, and by the first cabling 130 and the second cabling 150, this voltage signal being supplied to external touch circuit 18, external touch circuit 18 passes through the change of detectable voltage signals thus the position of location touch point.Such as: several horizontally disposed first cablings 130 are identified by line number, the second cabling 150 that several are vertically arranged row number mark, therefore the voltage signal detected by certain a line or a few row first cabling 130 can determine the line number corresponding to this touch point (region is experienced in touch), the voltage signal detected by a certain row or a few row second cabling 150 can determine the row number corresponding to this touch point (region is experienced in touch), can determine the position coordinates of touch point (region is experienced in touch) according to line number and row number.The color membrane substrates 10 that the embodiment of the present invention provides has that structure is simple, cost is low, precision is high and the advantage such as the life-span is long.
On this basis, the embodiment of the present invention also provides a kind of touch control display apparatus, and described touch control display apparatus comprises above-mentioned color membrane substrates 10.Please refer to Fig. 3, the sectional structure chart of a kind of touch control display apparatus that Fig. 3 provides for the embodiment of the present invention.As shown in Figure 3, this touch control display apparatus comprises array base palte 31 that color membrane substrates 10 and color membrane substrates 10 be oppositely arranged and the liquid crystal layer between color membrane substrates 10 and array base palte 31 and dottle pin nitride layer, dottle pin nitride layer comprises multiple chock insulator matter, and dottle pin nitride layer is arranged on this color membrane substrates 10 or this array base palte 31.
Further, color membrane substrates 10 and at two ends respectively stagger part relative with array base palte 31, color membrane substrates 10 is being connected the first flexible PCB 33 with the part that array base palte 31 staggers, and array base palte 31 is being connected the second flexible PCB 34 with the part that color membrane substrates 10 staggers and is connecting a printed circuit board (PCB) 35 by the second flexible PCB 34.
Because this touch control display apparatus adopts color membrane substrates 10, therefore, this touch control display apparatus has that structure is simple, cost is low, precision is high and the advantage such as the life-span is long equally.
The foregoing is only preferred embodiment of the present invention; not in order to limit the present invention; any those skilled in the art; do not departing within the scope of technical solution of the present invention; a little change or modification etc. are made when above-mentioned disclosed technology contents can be utilized; all any amendments done within the spirit and principles in the present invention, equivalent replacement or improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a color membrane substrates, it is characterized in that, comprise substrate, be successively set on described suprabasil black matrix, first electrode layer, piezoelectric thin film layer, the second electrode lay and dottle pin nitride layer, described dottle pin nitride layer comprises multiple chock insulator matter, described first electrode layer comprises multiple first electrode, described piezoelectric thin film layer comprises multiple piezoelectric membrane unit, described the second electrode lay comprises multiple second electrode, each first electrode and a piezoelectric membrane unit and one second electrode pair should stacked setting to form multiple touch-control sensing unit, described multiple touch-control sensing unit is arranged on described black matrix, the corresponding chock insulator matter of each touch-control sensing unit is arranged.
2. color membrane substrates as claimed in claim 1, it is characterized in that, described multiple touch-control sensing unit is arranged in array, described first electrode layer also comprises many first cablings, described the second electrode lay also comprises many second cablings, first electrode of the often row touch-control sensing unit in described multiple touch-control sensing unit connects with corresponding first cabling respectively, and the second electrode of the often row touch-control sensing unit in described multiple touch-control sensing unit connects with corresponding second cabling respectively.
3. color membrane substrates as claimed in claim 2, it is characterized in that, described multiple touch-control sensing unit is connected to the second cabling the flexible PCB be connected with described color membrane substrates respectively by the first cabling of correspondence, and connects external touch circuit by described flexible PCB.
4. color membrane substrates as claimed in claim 1, it is characterized in that, the material of described first electrode layer and described the second electrode lay is metal.
5. color membrane substrates as claimed in claim 1, it is characterized in that, the material of described piezoelectric thin film layer is zinc paste, aluminium nitride or lead zirconate titanate.
6. a touch control display apparatus, comprise color membrane substrates, and the array base palte that described color membrane substrates is oppositely arranged and the liquid crystal layer between described color membrane substrates and described array base palte and dottle pin nitride layer, described dottle pin nitride layer comprises multiple chock insulator matter, it is characterized in that, described color membrane substrates comprises substrate, be successively set on described suprabasil black matrix, first electrode layer, piezoelectric thin film layer and the second electrode lay, described first electrode layer comprises multiple first electrode, described piezoelectric thin film layer comprises multiple piezoelectric membrane unit, described the second electrode lay comprises multiple second electrode, each first electrode and a piezoelectric membrane unit and one second electrode pair should stacked setting to form multiple touch-control sensing unit, described multiple touch-control sensing unit is arranged on described black matrix, the corresponding chock insulator matter of each touch-control sensing unit is arranged.
7. touch control display apparatus as claimed in claim 6, it is characterized in that, described multiple touch-control sensing unit is arranged in array, described first electrode layer also comprises many first cablings, described the second electrode lay also comprises many second cablings, first electrode of the often row in described multiple touch-control sensing unit or often row touch-control sensing unit connects with corresponding first cabling respectively, and the second electrode of the often row in described multiple touch-control sensing unit or often row touch-control sensing unit connects with corresponding second cabling respectively.
8. touch control display apparatus as claimed in claim 7, it is characterized in that, described multiple touch-control sensing unit is connected to the second cabling the first flexible PCB be connected with described color membrane substrates respectively by the first cabling of correspondence, and connects external touch circuit by described first flexible PCB.
9. touch control display apparatus as claimed in claim 8, it is characterized in that, described color membrane substrates and at two ends respectively stagger part relative with described array base palte, described color membrane substrates is being connected described first flexible PCB with the part that described array base palte staggers, and described array base palte is being connected the second flexible PCB with the part that described color membrane substrates staggers and is connecting a printed circuit board (PCB) by described second flexible PCB.
10. touch control display apparatus as claimed in claim 6, it is characterized in that, described dottle pin nitride layer is arranged on described color membrane substrates or described array base palte.
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| CN201610036610.6A CN105549245A (en) | 2016-01-20 | 2016-01-20 | Colored film substrate and touch display device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610036610.6A CN105549245A (en) | 2016-01-20 | 2016-01-20 | Colored film substrate and touch display device |
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| CN105549245A true CN105549245A (en) | 2016-05-04 |
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| CN201610036610.6A Pending CN105549245A (en) | 2016-01-20 | 2016-01-20 | Colored film substrate and touch display device |
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| CN106020553A (en) * | 2016-06-03 | 2016-10-12 | 京东方科技集团股份有限公司 | Display panel, manufacturing method thereof and display device |
| CN106597729A (en) * | 2016-12-20 | 2017-04-26 | 北京小米移动软件有限公司 | Colorful film substrate, manufacturing method thereof, display panel and electronic device thereof |
| CN106814912A (en) * | 2017-01-17 | 2017-06-09 | 京东方科技集团股份有限公司 | A kind of pressure touch sensor, display device and its driving method |
| CN107491233A (en) * | 2017-09-08 | 2017-12-19 | 京东方科技集团股份有限公司 | A kind of color membrane substrates, display panel and display device |
| CN107706210A (en) * | 2017-08-18 | 2018-02-16 | 京东方科技集团股份有限公司 | OLED display panel, the manufacture method of OLED display panel and display device |
| CN108563361A (en) * | 2018-04-23 | 2018-09-21 | 京东方科技集团股份有限公司 | A kind of touch-control display panel and its driving method, touch control display apparatus |
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| US10768737B2 (en) | 2016-06-03 | 2020-09-08 | Boe Technology Group Co., Ltd. | Display panel, method for manufacturing the same and display device |
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| CN106020553B (en) * | 2016-06-03 | 2021-01-12 | 京东方科技集团股份有限公司 | Display panel, manufacturing method thereof and display device |
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