CN109859704A - Display panel circuit and liquid crystal touch screen for liquid crystal touch screen - Google Patents
Display panel circuit and liquid crystal touch screen for liquid crystal touch screen Download PDFInfo
- Publication number
- CN109859704A CN109859704A CN201910086406.9A CN201910086406A CN109859704A CN 109859704 A CN109859704 A CN 109859704A CN 201910086406 A CN201910086406 A CN 201910086406A CN 109859704 A CN109859704 A CN 109859704A
- Authority
- CN
- China
- Prior art keywords
- clock signal
- touch screen
- unit
- liquid crystal
- drive unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- G09G3/34—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 by control of light from an independent source
- G09G3/36—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 by control of light from an independent source using liquid crystals
- G09G3/3611—Control of matrices with row and column drivers
-
- 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
-
- 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
- G09G3/34—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 by control of light from an independent source
- G09G3/36—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 by control of light from an independent source using liquid crystals
Abstract
This announcement provides a kind of display panel circuit and a kind of liquid crystal touch screen for liquid crystal touch screen.The display panel circuit includes: a clock signal unit and multiple source drive units.The multiple source drive unit divides into multiple odd-numbered source driving units and multiple even-numbered source driving units.The clock signal unit includes one first clock signal line and a second clock signal line.The first clock signal line is electrically connected to the odd-numbered source driving unit in the source drive unit.The second clock signal line is electrically connected to the even-numbered source driving unit in the source drive unit.
Description
[technical field]
This announcement is related to field of display technology, in particular to a kind of display panel circuit and one kind for liquid crystal touch screen
Liquid crystal touch screen.
[background technique]
An entire driving electrodes (TX), receiving electrode (RX) receive always transmission letter to touch screen (TP) in normal work
Number, signal when LCD is worked normally on one entire gate line (Gate Line) and data line (Data Line) also exists always
Switching.Liquid crystal display can couple different size of interference because of the difference of load, data line when showing different pictures.Because of whole face
Liquid crystal display polarity it is identical, big interference can occur in entire display surface.Liquid crystal display and touch screen fitting in full coating technique
Close, entire interference and coupling to TP whole face TX/RX can make TP the problems such as accidentally contact, TP failure occur.
Therefore it is in need a kind of display panel circuit and a kind of liquid crystal touch screen for liquid crystal touch screen is provided, with solve
Problem of the existing technology.
[summary of the invention]
In order to solve the above technical problems, the one of this announcement is designed to provide a kind of display panel for liquid crystal touch screen
Circuit and a kind of liquid crystal touch screen can solve the problem of liquid crystal display panel interferes touch screen.
To reach above-mentioned purpose, this announcement provides a kind of display panel circuit for liquid crystal touch screen, comprising: a clock
Signal unit, multiple source drive units and multiple gate drive units.The multiple gate drive unit is electrically connected to described
Clock signal unit.The multiple source drive unit divides into multiple odd-numbered source driving units and the driving of multiple even-numbered sources
Unit.The clock signal unit includes one first clock signal line and a second clock signal line.First clock signal
Line is electrically connected to the odd-numbered source driving unit in the source drive unit.The second clock signal line is electrically connected to
The even-numbered source driving unit in the source drive unit.
In the display panel circuit as described in the examples of this announcement therein one, wherein on the first clock signal line
Signal phase and the signal phase phase difference 180 degree in the second clock signal line.
In the display panel circuit as described in the examples of this announcement therein one, multiple data lines are further included.It is described a plurality of
Data line is distinctly electrically connected to the multiple source drive unit.
In the display panel circuit as described in the examples of this announcement therein one, a plurality of gate line is further included.It is described a plurality of
Gate line is distinctly electrically connected to the multiple gate drive unit.
This announcement also provides a kind of liquid crystal touch screen, including a touch screen and a liquid crystal display panel.The liquid crystal display
Panel includes a display panel circuit and an array of display substrate.The display panel circuit includes a clock signal unit, more
A source drive unit and multiple gate drive units.The multiple gate drive unit is electrically connected to the clock signal list
Member.The multiple source drive unit divides into multiple odd-numbered source driving units and multiple even-numbered source driving units.It is described
Clock signal unit includes one first clock signal line and a second clock signal line.The first clock signal line is electrically connected to
The odd-numbered source driving unit in the source drive unit.The second clock signal line is electrically connected to the source electrode and drives
The even-numbered source driving unit in moving cell.
In the liquid crystal touch screen as described in the examples of this announcement therein one, wherein the news on the first clock signal line
Number phase and the signal phase phase difference 180 degree in the second clock signal line.
In on the liquid crystal touch screen as described in the examples of this announcement therein one, the array of display substrate include a plurality of number
According to line.The multiple data lines are distinctly electrically connected to the multiple source drive unit.
In on the liquid crystal touch screen as described in the examples of this announcement therein one, the array of display substrate include a plurality of lock
Polar curve.The a plurality of gate line is distinctly electrically connected to the multiple gate drive unit.
In the liquid crystal touch screen as described in the examples of this announcement therein one, wherein the touch screen includes a control unit
And one touch array substrate.
In the liquid crystal touch screen as described in the examples of this announcement therein one, wherein the touch array substrate includes multiple
Driving electrodes are organized in pairs with multiple receiving electrodes.
Since in the display panel circuit and liquid crystal touch screen of this revealed embodiment, the first clock signal line is electrically connected
The odd-numbered source driving unit being connected in the source drive unit.The second clock signal line is electrically connected to the source
The even-numbered source driving unit in the driving unit of pole.When signal phase on the first clock signal line is with described second
Signal phase phase difference 180 degree in clock signal line.So that the interference signal that multiple source drive units generate is at least a part of
It can offset each other.Therefore, this revealed embodiment can solve the problem of liquid crystal display panel interferes touch screen.
For the above content of this announcement can be clearer and more comprehensible, preferred embodiment is cited below particularly, and cooperate institute's accompanying drawings, makees
Detailed description are as follows:
[Detailed description of the invention]
Fig. 1 shows the structural schematic diagram of the display panel circuit of the embodiment according to this announcement；
Fig. 2 shows the structure schematic side view of the liquid crystal touch screen of the embodiment according to this announcement；
Fig. 3 shows signal and the second clock signal on the first clock signal line according to an embodiment of this announcement
The schematic diagram of signal on line；
Fig. 4 shows the structural schematic diagram of the touch array substrate of the embodiment according to this announcement；And
Fig. 5 a and 5b, which are shown, touches array substrate according to the touch array substrate and the prior art of an embodiment of this announcement
Anti-jamming effectiveness comparison schematic diagram.
[specific embodiment]
In order to which the above-mentioned and other purposes of this announcement, feature, advantage can be clearer and more comprehensible, it is excellent that spy is hereafter lifted into this announcement
Embodiment is selected, and cooperates institute's accompanying drawings, is described in detail below.Furthermore the direction term that this announcement is previously mentioned, such as above and below,
Top, bottom, front, rear, left and right, inside and outside, side layer, around, center, it is horizontal, laterally, vertically, longitudinally, axial direction, radial direction, top layer or
Lowest level etc. is only the direction with reference to annexed drawings.Therefore, the direction term used be to illustrate and understand this announcement, and
It is non-to limit this announcement.
The similar unit of structure is to be given the same reference numerals in the figure.
Referring to Fig.1, this announcement provides a kind of display panel circuit 100 for liquid crystal touch screen, comprising: a clock signal
Unit 10, multiple source drive units 20 and multiple gate drive units 30.The multiple gate drive unit 30 is electrically connected to
The clock signal unit 10.The multiple source drive unit 20 divides into multiple odd-numbered source driving units and multiple even numbers
Source drive unit.The clock signal unit 10 includes one first clock signal line 11 and a second clock signal line 12.Institute
State the odd-numbered source driving unit that the first clock signal line 11 is electrically connected in the source drive unit 20.Described second
Clock signal line 12 is electrically connected to the even-numbered source driving unit in the source drive unit 20.
Referring to Fig. 3, in the display panel circuit 100 as described in the examples of this announcement therein one, wherein when described first
Signal CK1 phase in clock signal line 11 and the signal CK2 phase phase difference 180 degree in the second clock signal line 12.
Referring to Fig.1, in the display panel circuit 100 as described in the examples of this announcement therein one, a plurality of data are further included
Line 21.The multiple data lines 21 are distinctly electrically connected to the multiple source drive unit 20.
Referring to Fig.1, in the display panel circuit 100 as described in the examples of this announcement therein one, a plurality of gate is further included
Line 31.The a plurality of gate line 31 is distinctly electrically connected to the multiple gate drive unit 30.
Referring to Fig. 2 and 1, this announcement also provides a kind of liquid crystal touch screen 1000, including a touch screen 200 and a liquid crystal
Show panel.The liquid crystal display panel includes a display panel circuit 100 and an array of display substrate 40.The display panel electricity
Road 100 includes a clock signal unit 10, multiple source drive units 20 and multiple gate drive units 30.The multiple gate
Driving unit 30 is electrically connected to the clock signal unit 10.The multiple source drive unit 20 divides into multiple odd-numbered sources
Driving unit and multiple even-numbered source driving units.The clock signal unit 10 includes one first clock signal line 11 and one the
Two clock signal lines 12.The first clock signal line 11 is electrically connected to the odd-numbered source in the source drive unit 20
Driving unit.It is single that the second clock signal line 12 is electrically connected to the driving of the even-numbered source in the source drive unit 20
Member.
Referring to Fig. 3, in the liquid crystal touch screen 1000 as described in the examples of this announcement therein one, wherein first clock
Signal CK1 phase in signal line 11 and the signal CK2 phase phase difference 180 degree in the second clock signal line 12.
Referring to Fig. 2 and 1, in the liquid crystal touch screen 1000 as described in the examples of this announcement therein one, the array of display
It include multiple data lines 21 on substrate 40.The multiple data lines 21 are distinctly electrically connected to the multiple source drive unit 20.
In including on the liquid crystal touch screen 1000 as described in the examples of this announcement therein one, the array of display substrate 40
A plurality of gate line 31.The a plurality of gate line 31 is distinctly electrically connected to the multiple gate drive unit 30.
Referring to Fig. 2, in the liquid crystal touch screen 1000 as described in the examples of this announcement therein one, wherein the touch screen
200 include that a control unit 50 and one touches array substrate 60.
Referring to Fig. 4, in the liquid crystal touch screen 1000 as described in the examples of this announcement therein one, wherein the touch array
Substrate 60 includes that multiple driving electrodes 71 are organized in pairs with multiple receiving electrodes 72.
Referring to Fig. 5 a and 5b, Fig. 5 a is the interference signal of liquid crystal touch screen in the prior art, and the peak-to-peak value of interference is
1.25V, and Fig. 5 b show the interference peak-to-peak value that this discloses therein one liquid crystal touch screen as described in the examples and is reduced to
0.768V has significant effect.
Since in the display panel circuit and liquid crystal touch screen of this revealed embodiment, the first clock signal line is electrically connected
The odd-numbered source driving unit being connected in the source drive unit.The second clock signal line is electrically connected to the source
The even-numbered source driving unit in the driving unit of pole.When signal phase on the first clock signal line is with described second
Signal phase phase difference 180 degree in clock signal line.So that the interference signal that multiple source drive units generate is at least a part of
It can offset each other.Therefore, this revealed embodiment can solve the problem of liquid crystal display panel interferes touch screen.
Although this announcement, those skilled in the art have shown and described relative to one or more implementations
It will be appreciated that equivalent variations and modification based on the reading and understanding to the specification and drawings.This announcement includes all such repairs
Change and modification, and is limited only by the scope of the following claims.In particular, to various functions executed by the above components, use
It is intended to correspond in the term for describing such component and executes the specified function of the component (such as it is functionally of equal value
) random component (unless otherwise instructed), even if in structure with execute the exemplary of this specification shown in this article and realize
The open structure of function in mode is not equivalent.In addition, although the special characteristic of this specification is relative to several realization sides
Only one in formula is disclosed, but this feature can with such as can be for a given or particular application expectation and it is advantageous
One or more other features combinations of other implementations.Moreover, with regard to term " includes ", " having ", " containing " or its deformation
For being used in specific embodiments or claims, such term is intended to wrap in a manner similar to the term " comprising "
It includes.
The above is only the preferred embodiments of this announcement, it is noted that for those of ordinary skill in the art, is not departing from
Under the premise of this announcement principle, several improvements and modifications can also be made, these improvements and modifications also should be regarded as the guarantor of this announcement
Protect range.
Claims (10)
1. a kind of display panel circuit for liquid crystal touch screen characterized by comprising a clock signal unit, Duo Geyuan
Pole driving unit and multiple gate drive units, wherein
The multiple gate drive unit is electrically connected to the clock signal unit, and the multiple source drive unit is divided into more
A odd-numbered source driving unit and multiple even-numbered source driving units, the clock signal unit include one first clock signal line
An and second clock signal line, wherein the first clock signal line is electrically connected to the surprise in the source drive unit
Number source drive unit, the second clock signal line are electrically connected to the driving of the even-numbered source in the source drive unit
Unit.
2. display panel circuit as described in claim 1, which is characterized in that the signal phase on the first clock signal line
With the signal phase phase difference 180 degree in the second clock signal line.
3. display panel circuit as claimed in claim 2, which is characterized in that further include multiple data lines, a plurality of data
Line is distinctly electrically connected to the multiple source drive unit.
4. display panel circuit as claimed in claim 2, which is characterized in that further include a plurality of gate line, a plurality of gate
Line is distinctly electrically connected to the multiple gate drive unit.
5. a kind of liquid crystal touch screen, which is characterized in that including a touch screen and a liquid crystal display panel, the LCD display
Plate includes a display panel circuit and an array of display substrate, and the display panel circuit includes: a clock signal unit, multiple
Source drive unit and multiple gate drive units, wherein the multiple gate drive unit is electrically connected to the clock signal
Unit, the multiple source drive unit divide into multiple odd-numbered source driving units and multiple even-numbered source driving units, institute
Stating clock signal unit includes one first clock signal line and a second clock signal line, wherein the first clock signal line
The odd-numbered source driving unit being electrically connected in the source drive unit, the second clock signal line are electrically connected to institute
State the even-numbered source driving unit in source drive unit.
6. liquid crystal touch screen as claimed in claim 5, which is characterized in that signal phase on the first clock signal line with
Signal phase phase difference 180 degree in the second clock signal line.
7. liquid crystal touch screen as claimed in claim 6, which is characterized in that include a plurality of data on the array of display substrate
Line, the multiple data lines are distinctly electrically connected to the multiple source drive unit.
8. liquid crystal touch screen as claimed in claim 6, which is characterized in that include a plurality of gate on the array of display substrate
Line, a plurality of gate line are distinctly electrically connected to the multiple gate drive unit.
9. liquid crystal touch screen as claimed in claim 6, which is characterized in that the touch screen includes that a control unit and one touch
Array substrate.
10. liquid crystal touch screen as claimed in claim 9, which is characterized in that the touch array substrate includes multiple driving electricity
Pole is organized in pairs with multiple receiving electrodes.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910086406.9A CN109859704A (en) | 2019-01-29 | 2019-01-29 | Display panel circuit and liquid crystal touch screen for liquid crystal touch screen |
| PCT/CN2019/085786 WO2020155455A1 (en) | 2019-01-29 | 2019-05-07 | Display panel circuit for liquid crystal touch screen, and liquid crystal touch screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910086406.9A CN109859704A (en) | 2019-01-29 | 2019-01-29 | Display panel circuit and liquid crystal touch screen for liquid crystal touch screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109859704A true CN109859704A (en) | 2019-06-07 |
Family
ID=66896743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910086406.9A Pending CN109859704A (en) | 2019-01-29 | 2019-01-29 | Display panel circuit and liquid crystal touch screen for liquid crystal touch screen |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN109859704A (en) |
| WO (1) | WO2020155455A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110473506A (en) * | 2019-08-01 | 2019-11-19 | 深圳市华星光电技术有限公司 | Source electrode drive circuit, display panel, drive circuit and display |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04109289A (en) * | 1990-08-30 | 1992-04-10 | Sharp Corp | Liquid crystal display device for high definition |
| KR20060134296A (en) * | 2005-06-22 | 2006-12-28 | 삼성전자주식회사 | Display device |
| CN101281337A (en) * | 2008-05-27 | 2008-10-08 | 友达光电股份有限公司 | Crystal display device and related drive method thereof |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI413054B (en) * | 2010-03-17 | 2013-10-21 | Au Optronics Corp | Driving apparatus for driving a display panel and source driver thereof |
| CN104123923A (en) * | 2014-07-24 | 2014-10-29 | 深圳市华星光电技术有限公司 | Display driving circuit and display driving method for liquid crystal display |
-
2019
- 2019-01-29 CN CN201910086406.9A patent/CN109859704A/en active Pending
- 2019-05-07 WO PCT/CN2019/085786 patent/WO2020155455A1/en active Application Filing
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04109289A (en) * | 1990-08-30 | 1992-04-10 | Sharp Corp | Liquid crystal display device for high definition |
| KR20060134296A (en) * | 2005-06-22 | 2006-12-28 | 삼성전자주식회사 | Display device |
| CN101281337A (en) * | 2008-05-27 | 2008-10-08 | 友达光电股份有限公司 | Crystal display device and related drive method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110473506A (en) * | 2019-08-01 | 2019-11-19 | 深圳市华星光电技术有限公司 | Source electrode drive circuit, display panel, drive circuit and display |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2020155455A1 (en) | 2020-08-06 |
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Application publication date: 20190607 |
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