CN105159516A - Touch display panel and touch display device - Google Patents
Touch display panel and touch display device Download PDFInfo
- Publication number
- CN105159516A CN105159516A CN201510600778.0A CN201510600778A CN105159516A CN 105159516 A CN105159516 A CN 105159516A CN 201510600778 A CN201510600778 A CN 201510600778A CN 105159516 A CN105159516 A CN 105159516A
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- China
- Prior art keywords
- touch
- display panel
- control display
- control
- public electrode
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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
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
Abstract
The invention provides a touch display panel, which comprises a color-film substrate, an array substrate and a liquid crystal layer, wherein a color-film color barrier and a common electrode are arranged on the color-film substrate; a data line, a scanning line, a thin-film transistor and a pixel electrode are arranged on the array substrate; the liquid crystal layer is arranged between the color-film substrate and the array substrate; the common electrode comprises a plurality of strip-shaped sub-common electrodes which are distributed in parallel; and when the touch display panel carries out a touch operation, the common electrode is used as a touch induction electrode and the scanning line is used as a touch drive electrode. The invention further provides a touch display device. According to the touch display panel and the touch display device provided by the invention, the common electrode is used as the touch induction electrode and the scanning line is used as the touch drive electrode, so that extra touch wire arrangement is reduced; and the manufacturing cost of the touch display panel and the touch display device is reduced.
Description
Technical field
The present invention relates to touch-control display field, particularly relate to a kind of touch-control display panel and touch control display apparatus.
Background technology
Along with the develop rapidly of display technique, touch-screen (TouchScreenPanel) is gradually in the life of people.
At present, existing Capacitance-type built-in touch display screen is at existing thin film transistor (TFT) (ThinFilmTransistor, TFT) array base palte directly in addition increases that touch-control sweep trace and touch induction lines realize, namely the strip shaped electric poles that two-layer mutual antarafacial intersects is made on the surface of tft array substrate, this two-layer electrode is respectively as the touch-control drive wire of touch-screen and touch induction lines, and touch-control drive wire and touch induction lines form mutual capacitance in antarafacial intersection.
But owing to needing to increase extra touch-control wiring, i.e. touch-control drive wire and touch induction lines, improves the cost of manufacture of touching display screen.
Therefore, be necessary to provide a kind of touch-control display panel and touch control display apparatus, to solve the problem existing for prior art.
Summary of the invention
The object of the present invention is to provide touch-control display panel and touch control display apparatus that a kind of cost of manufacture is low; With the technical matters that the cost of manufacture solving existing touch-control display panel and touch control display apparatus is higher.
For solving the problem, technical scheme provided by the invention is as follows:
The embodiment of the present invention provides a kind of touch-control display panel, and it comprises:
Color membrane substrates, is provided with color film color blocking and public electrode;
Array base palte, is provided with data line, sweep trace, thin film transistor (TFT) and pixel electrode; And
Liquid crystal layer, is arranged between described color membrane substrates and described array base palte;
Wherein said public electrode comprises the sub-public electrode of strip of multiple parallel distribution, and the bearing of trend of the sub-public electrode of described strip is substantially vertical with the bearing of trend of described sweep trace;
When described touch-control display panel carries out touch control operation, described public electrode is as touch-control sensing electrode, and described sweep trace is as touch-control drive electrode.
In touch-control display panel of the present invention, described touch-control display panel also comprises and is arranged between described color membrane substrates and described array base palte, for supporting the liner of described color membrane substrates and described array base palte.
In touch-control display panel of the present invention, the material of described liner is conductive material, and described liner and described public electrode form the first touch control capacitance, and described liner and described sweep trace form the second touch control capacitance.
In touch-control display panel of the present invention, described liner, by being arranged on the first alignment film on the inside surface of described color membrane substrates, insulate with the miscellaneous part on described color membrane substrates.
In touch-control display panel of the present invention, described liner, by being arranged on the second alignment film on the inside surface of described array base palte, insulate with the miscellaneous part on described array base palte.
In touch-control display panel of the present invention, described liner is arranged between the sub-public electrode of described strip and corresponding described sweep trace.
In touch-control display panel of the present invention, when described touch-control display panel carries out display operation, described public electrode is for transmitting common signal, and described sweep trace is for transmitting sweep signal.
In touch-control display panel of the present invention, described touch-control display panel is twisted nematic display panel or vertical orientation display panel.
The present invention also provides a kind of touch control display apparatus, and it comprises backlight and touch-control display panel, and described touch-control display panel comprises:
Color membrane substrates, is provided with color film color blocking and public electrode;
Array base palte, is provided with data line, sweep trace, thin film transistor (TFT) and pixel electrode; And
Liquid crystal layer, is arranged between described color membrane substrates and described array base palte;
Wherein said public electrode comprises the sub-public electrode of strip of multiple parallel distribution, and the bearing of trend of the sub-public electrode of described strip is substantially vertical with the bearing of trend of described sweep trace;
When described touch-control display panel carries out touch control operation, described public electrode is as touch-control sensing electrode, and described sweep trace is as touch-control drive electrode;
When described touch-control display panel carries out display operation, described public electrode is for transmitting common signal, and described sweep trace is for transmitting sweep signal.
In touch control display apparatus of the present invention, described touch-control display panel also comprises and is arranged between described color membrane substrates and described array base palte, for supporting the liner of described color membrane substrates and described array base palte;
The material of described liner is conductive material, and described liner and described public electrode form the first touch control capacitance, and described liner and described sweep trace form the second touch control capacitance.
Compared to existing touch-control display panel and touch control display apparatus, touch-control display panel of the present invention and touch control display apparatus use public electrode as touch-control sensing electrode, sweep trace is as touch-control drive electrode, thus decrease extra touch-control wiring, reduce the cost of manufacture of touch-control display panel and touch control display apparatus; With the technical matters that the cost of manufacture solving existing touch-control display panel and touch control display apparatus is higher.
Accompanying drawing explanation
For foregoing of the present invention can be become apparent, preferred embodiment cited below particularly, and coordinate institute's accompanying drawings, be described in detail below:
Fig. 1 is the structural representation of the array base palte of the first preferred embodiment of touch-control display panel of the present invention;
Fig. 2 is the structural representation of the color membrane substrates of the first preferred embodiment of touch-control display panel of the present invention;
Fig. 3 is the cross section structure schematic diagram of a pixel cell of the first preferred embodiment of touch-control display panel of the present invention;
Fig. 4 is the structural representation of the array base palte of the second preferred embodiment of touch-control display panel of the present invention;
Fig. 5 is the structural representation of the color membrane substrates of the second preferred embodiment of touch-control display panel of the present invention;
Fig. 6 is the cross section structure schematic diagram of a pixel cell of the second preferred embodiment of touch-control display panel of the present invention.
Embodiment
The explanation of following embodiment is graphic with reference to what add, can in order to the specific embodiment implemented in order to illustrate the present invention.The direction term that the present invention mentions, such as " on ", D score, "front", "rear", "left", "right", " interior ", " outward ", " side " etc., be only the direction with reference to annexed drawings.Therefore, the direction term of use is in order to illustrate and to understand the present invention, and is not used to limit the present invention.
In the drawings, the unit that structure is similar represents with identical label.
Please refer to Fig. 1 to Fig. 3, Fig. 1 is the structural representation of the array base palte of the first preferred embodiment of touch-control display panel of the present invention, Fig. 2 is the structural representation of the color membrane substrates of the first preferred embodiment of touch-control display panel of the present invention, and Fig. 3 is the cross section structure schematic diagram of a pixel cell of the first preferred embodiment of touch-control display panel of the present invention.The touch-control display panel of this preferred embodiment comprises color membrane substrates 11, array base palte 12 and liquid crystal layer 13.This color membrane substrates 11 is provided with color film color blocking (as colored color blocking 111 and black color blocking 112 etc.) and public electrode 113; This array base palte 12 is provided with data line 121, sweep trace 122, thin film transistor (TFT) 123 and pixel electrode 124; Liquid crystal layer 13 is arranged between color membrane substrates 11 and array base palte 12.
Public electrode 113 on the color membrane substrates 11 of the touch-control display panel of this preferred embodiment comprises the sub-public electrode of strip of multiple parallel distribution, the bearing of trend of the sub-public electrode of this strip is substantially vertical with the bearing of trend of sweep trace 122, the bearing of trend of the sub-public electrode of this strip and the bearing of trend of data line 121 almost parallel.
Public electrode 113 on the color membrane substrates 11 of the touch-control display panel of this preferred embodiment is connected with common signal driving chip and touch-control driving chip respectively, and the sweep trace 122 on the array base palte 12 of touch-control display panel is connected with scanning drive chip and touch-control driving chip respectively.
When the touch-control display panel of this preferred embodiment carries out touch control operation, public electrode 113 is as touch-control sensing electrode, sweep trace 122 is as touch-control drive electrode, such touch-control driving chip provides touch-control drive singal to sweep trace 122, and receiving touch-control sensing signal by public electrode 113, the sweep trace 122 corresponding eventually through touch-control drive singal and public electrode 113 corresponding to touch-control sensing signal determine the position of touch control operation.
When the touch-control display panel of this preferred embodiment carries out display operation, public electrode 113 receives the common signal that common signal driving chip sends, sweep trace 122 receives the sweep signal that scanning drive chip sends, and the pixel cell in final touch-control display panel carries out picture display according to above-mentioned common signal, sweep signal and corresponding data-signal.
Preferably, the touch-control display panel of this preferred embodiment can be twisted nematic (TN type) display panel or vertical orientation type (HVA type) display panel.
The touch-control display panel of this preferred embodiment uses public electrode as touch-control sensing electrode, and sweep trace as touch-control drive electrode, thus decreases extra touch-control wiring, reduces the cost of manufacture of touch-control display panel and touch control display apparatus.
Please refer to Fig. 4 to Fig. 6, Fig. 4 is the structural representation of the array base palte of the second preferred embodiment of touch-control display panel of the present invention; Fig. 5 is the structural representation of the color membrane substrates of the second preferred embodiment of touch-control display panel of the present invention; Fig. 6 is the cross section structure schematic diagram of a pixel cell of the second preferred embodiment of touch-control display panel of the present invention.The touch-control display panel of this preferred embodiment comprises color membrane substrates 21, array base palte 22 and liquid crystal layer 23.This color membrane substrates 21 is provided with color film color blocking (as colored color blocking 211 and black color blocking 212 etc.) and public electrode 213; This array base palte 22 is provided with data line 221, sweep trace 222, thin film transistor (TFT) 223 and pixel electrode 224; Liquid crystal layer 23 is arranged between color membrane substrates 21 and array base palte 22.
Public electrode 213 on the color membrane substrates 21 of the touch-control display panel of this preferred embodiment comprises the sub-public electrode of strip of multiple parallel distribution, the bearing of trend of the sub-public electrode of this strip is substantially vertical with the bearing of trend of sweep trace 222, the bearing of trend of the sub-public electrode of this strip and the bearing of trend of data line 221 almost parallel.
The touch-control display panel of this preferred embodiment also comprises and is arranged between color membrane substrates 21 and array base palte 22, for supporting the liner 24 of color membrane substrates 21 and array base palte 22 on the basis of the first preferred embodiment.Liner 24 is arranged between the sub-public electrode of strip and corresponding sweep trace 222, as liner 24 is set directly in the first pad position 225 of the sweep trace 222 of array base palte 22, liner 24 is arranged between the second pad position 214 of the sub-public electrode of strip of color membrane substrates 21 simultaneously, such liner 24 can play the effect supporting color membrane substrates 21 and array base palte 22, can not have influence on again the aperture opening ratio of touch-control display panel.
Wherein the material of this liner 24 can be conductive material (as metal material etc.), and liner 24, by being arranged on the first alignment film 215 on the inside surface of color membrane substrates 21, insulate with the miscellaneous part on color membrane substrates 24; Liner 24, by being arranged on the second alignment film 226 on the inside surface of array base palte 22, insulate with the miscellaneous part on array base palte 22, and therefore liner 24 and public electrode 213 form the first touch control capacitance, and liner 24 and sweep trace 222 form the second touch control capacitance.The sensitivity that can improve touch-control sensing signal is further set by the first touch control capacitance and the second touch control capacitance, and manufacture difficulty and the cost of manufacture of touch-control display panel can not be increased.
When the touch-control display panel of this preferred embodiment carries out touch control operation, public electrode 213 is as touch-control sensing electrode, sweep trace 222 is as touch-control drive electrode, such touch-control driving chip provides touch-control drive singal to sweep trace 222, and receiving touch-control sensing signal by public electrode 213, the sweep trace 222 corresponding eventually through touch-control drive singal and public electrode 213 corresponding to touch-control sensing signal determine the position of touch control operation.And liner 24 and public electrode 213 form the first touch control capacitance, and liner 24 and sweep trace 222 form the trigger sensitivity that the second touch control capacitance can improve touch-control sensing signal easily.
When the touch-control display panel of this preferred embodiment carries out display operation, public electrode 213 receives the common signal that common signal driving chip sends, sweep trace 222 receives the sweep signal that scanning drive chip sends, and the pixel cell in final touch-control display panel carries out picture display according to above-mentioned common signal, sweep signal and corresponding data-signal.
Preferably, the touch-control display panel of this preferred embodiment can be twisted nematic (TN type) display panel or vertical orientation type (HVA type) display panel.
The touch-control display panel of this preferred embodiment, on the basis of the first preferred embodiment, by being set using the liner that conductive material makes, not needing to increase on the basis of extra touch control line and generating process, further increases the sensitivity of touch control operation.
The present invention also provides a kind of touch control display apparatus, and this touch control display apparatus comprises backlight and touch-control display panel, and this touch-control display panel comprises color membrane substrates, array base palte and liquid crystal layer.This color membrane substrates is provided with color film color blocking (as colored color blocking and black color blocking etc.) and public electrode; This array base palte is provided with data line, sweep trace, thin film transistor (TFT) and pixel electrode; Liquid crystal layer is arranged between color membrane substrates and array base palte.
Public electrode on the color membrane substrates of the touch-control display panel of the touch control display apparatus of this preferred embodiment comprises the sub-public electrode of strip of multiple parallel distribution, the bearing of trend of the sub-public electrode of this strip is substantially vertical with the bearing of trend of sweep trace, the bearing of trend of the sub-public electrode of this strip and the bearing of trend of data line almost parallel.
When touch-control display panel carries out touch control operation, public electrode is as touch-control sensing electrode, and sweep trace is as touch-control drive motor.When touch-control display panel carries out display operation, public electrode is for transmitting common signal, and sweep trace is for transmitting sweep signal.
Preferably, touch-control display panel also comprises and is arranged between color membrane substrates and array base palte, for supporting the liner of color membrane substrates and array base palte.
Preferably, the material of liner is conductive material, and liner and public electrode form the first touch control capacitance, and liner and sweep trace form the second touch control capacitance.
Preferably, liner, by being arranged on the first alignment film on the inside surface of color membrane substrates, insulate with the miscellaneous part on color membrane substrates.
Preferably, liner, by being arranged on the second alignment film on the inside surface of array base palte, insulate with the miscellaneous part on array base palte.
Preferably, liner is arranged between the sub-public electrode of strip and corresponding sweep trace.
Preferably, touch-control display panel is twisted nematic display panel or vertical orientation display panel.
Description in the specific works principle of touch control display apparatus of the present invention and the preferred embodiment of above-mentioned touch-control display panel is same or similar, specifically refers to the associated description in the preferred embodiment of above-mentioned touch-control display panel.
Touch-control display panel of the present invention and touch control display apparatus use public electrode as touch-control sensing electrode, and sweep trace as touch-control drive electrode, thus decreases extra touch-control wiring, reduces the cost of manufacture of touch-control display panel and touch control display apparatus; With the technical matters that the cost of manufacture solving existing touch-control display panel and touch control display apparatus is higher.
In sum; although the present invention discloses as above with preferred embodiment; but above preferred embodiment is also not used to limit the present invention; those of ordinary skill in the art; without departing from the spirit and scope of the present invention; all can do various change and retouching, the scope that therefore protection scope of the present invention defines with claim is as the criterion.
Claims (10)
1. a touch-control display panel, is characterized in that, comprising:
Color membrane substrates, is provided with color film color blocking and public electrode;
Array base palte, is provided with data line, sweep trace, thin film transistor (TFT) and pixel electrode; And
Liquid crystal layer, is arranged between described color membrane substrates and described array base palte;
Wherein said public electrode comprises the sub-public electrode of strip of multiple parallel distribution, and the bearing of trend of the sub-public electrode of described strip is substantially vertical with the bearing of trend of described sweep trace;
When described touch-control display panel carries out touch control operation, described public electrode is as touch-control sensing electrode, and described sweep trace is as touch-control drive electrode.
2. touch-control display panel according to claim 1, is characterized in that, described touch-control display panel also comprises and is arranged between described color membrane substrates and described array base palte, for supporting the liner of described color membrane substrates and described array base palte.
3. touch-control display panel according to claim 2, is characterized in that, the material of described liner is conductive material, and described liner and described public electrode form the first touch control capacitance, and described liner and described sweep trace form the second touch control capacitance.
4. touch-control display panel according to claim 3, is characterized in that, described liner, by being arranged on the first alignment film on the inside surface of described color membrane substrates, insulate with the miscellaneous part on described color membrane substrates.
5. touch-control display panel according to claim 3, is characterized in that, described liner, by being arranged on the second alignment film on the inside surface of described array base palte, insulate with the miscellaneous part on described array base palte.
6. touch-control display panel according to claim 3, is characterized in that, described liner is arranged between the sub-public electrode of described strip and corresponding described sweep trace.
7. touch-control display panel according to claim 1, is characterized in that, when described touch-control display panel carries out display operation, described public electrode is for transmitting common signal, and described sweep trace is for transmitting sweep signal.
8. touch-control display panel according to claim 1, is characterized in that, described touch-control display panel is twisted nematic display panel or vertical orientation display panel.
9. a touch control display apparatus, is characterized in that, comprises backlight and touch-control display panel, and described touch-control display panel comprises:
Color membrane substrates, is provided with color film color blocking and public electrode;
Array base palte, is provided with data line, sweep trace, thin film transistor (TFT) and pixel electrode; And
Liquid crystal layer, is arranged between described color membrane substrates and described array base palte;
Wherein said public electrode comprises the sub-public electrode of strip of multiple parallel distribution, and the bearing of trend of the sub-public electrode of described strip is substantially vertical with the bearing of trend of described sweep trace;
When described touch-control display panel carries out touch control operation, described public electrode is as touch-control sensing electrode, and described sweep trace is as touch-control drive electrode;
When described touch-control display panel carries out display operation, described public electrode is for transmitting common signal, and described sweep trace is for transmitting sweep signal.
10. touch control display apparatus according to claim 9, is characterized in that, described touch-control display panel also comprises and is arranged between described color membrane substrates and described array base palte, for supporting the liner of described color membrane substrates and described array base palte;
The material of described liner is conductive material, and described liner and described public electrode form the first touch control capacitance, and described liner and described sweep trace form the second touch control capacitance.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510600778.0A CN105159516B (en) | 2015-09-18 | 2015-09-18 | Touch-control display panel and touch control display apparatus |
| PCT/CN2015/091658 WO2017045234A1 (en) | 2015-09-18 | 2015-10-10 | Touch display panel and touch display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510600778.0A CN105159516B (en) | 2015-09-18 | 2015-09-18 | Touch-control display panel and touch control display apparatus |
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| Publication Number | Publication Date |
|---|---|
| CN105159516A true CN105159516A (en) | 2015-12-16 |
| CN105159516B CN105159516B (en) | 2018-01-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510600778.0A Active CN105159516B (en) | 2015-09-18 | 2015-09-18 | Touch-control display panel and touch control display apparatus |
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| Country | Link |
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| CN (1) | CN105159516B (en) |
| WO (1) | WO2017045234A1 (en) |
Cited By (2)
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| CN105700745A (en) * | 2016-01-08 | 2016-06-22 | 京东方科技集团股份有限公司 | Array substrate and manufacturing method thereof, driving mode, touch screen and display device |
| CN112799548A (en) * | 2021-03-02 | 2021-05-14 | 深圳市华星光电半导体显示技术有限公司 | Display panel and display device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| EP3770733A4 (en) * | 2018-03-23 | 2021-11-24 | Shenzhen Royole Technologies Co., Ltd | Touch display driving method and touch display screen |
| CN113035891B (en) * | 2021-03-15 | 2024-03-15 | 厦门天马微电子有限公司 | Array substrate and display device |
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Also Published As
| Publication number | Publication date |
|---|---|
| WO2017045234A1 (en) | 2017-03-23 |
| CN105159516B (en) | 2018-01-12 |
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