CN108931870A - A kind of dot structure of adjustable colour cast - Google Patents
A kind of dot structure of adjustable colour cast Download PDFInfo
- Publication number
- CN108931870A CN108931870A CN201710396467.6A CN201710396467A CN108931870A CN 108931870 A CN108931870 A CN 108931870A CN 201710396467 A CN201710396467 A CN 201710396467A CN 108931870 A CN108931870 A CN 108931870A
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- China
- Prior art keywords
- colour cast
- pixel
- sub
- scan line
- dot structure
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- 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.)
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Classifications
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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
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
- G02F1/1362—Active matrix addressed cells
- G02F1/136286—Wiring, e.g. gate line, drain line
-
- 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
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
- G02F1/1362—Active matrix addressed cells
- G02F1/136213—Storage capacitors associated with the pixel electrode
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Power Engineering (AREA)
- Liquid Crystal (AREA)
Abstract
The present invention provides a kind of dot structure of adjustable colour cast.Dot structure of the invention includes data line, the first scan line, multiple pixel regions, the second scan line, common wire；Wherein pixel region includes the first sub-pixel area and second in pixel region, and wherein the first sub-pixel area includes first switch tube and the first pixel capacitance, and the second sub-pixel area includes second switch, the second pixel capacitance and colour cast adjustment switching tube.Dot structure of the invention adjusts switching tube by colour cast and the realization of the second scan line is adjusted colour cast effect.
Description
Technical field
The present invention relates to technical field of liquid crystal display, more particularly to a kind of dot structure of adjustable colour cast.
Background technique
When watching liquid crystal display device under big visual angle, since the direction of liquid crystal is different, will lead in big visual angle Xia Guan
The color of image observed can deviate the color that its script should show, and generate cross-color.
The problem of in order to improve the cross-color of liquid crystal display device under big visual angle, can be by one in dot structure design
A pixel (red, green or blue) is divided into two parts, improves the face at big visual angle by controlling the corresponding driving voltage of two parts pixel
Colour distortion problem.
The adjustment of colour cast is mainly adjusted by the size of capacitor Cshare in design, and it is solid such as to adjust capacitor Cshare
Fixed, colour cast adjustment effect is also just fixed, when if any new colour cast adjustment requirement, needs to redesign and replaces the adjustment capacitor
Cshare, to cause the promotion of cost of manufacture.Therefore, it is necessary to a kind of dot structure of adjustable colour cast is provided, it is existing to solve
The problems of technology.
Summary of the invention
The purpose of the present invention is to provide a kind of adjustable dot structures of colour cast adjustment effect, to solve existing pixel knot
The colour cast adjustment effect of structure and liquid crystal display device is non-adjustable, and the technology for causing the cost of manufacture of liquid crystal display device to be promoted is asked
Topic.To solve the above problems, technical solution provided by the invention is as follows：
The embodiment of the present invention provides a kind of dot structure of adjustable colour cast comprising：
It is used for transmission data signal data line；
It is used for transmission the first scan line of scanning signal；
By the data line and the interlaced multiple pixel regions constituted of first scan line,；
It is used for transmission the second scan line of colour cast adjustment signal；
It is used for transmission common signal common wire；
Wherein the pixel region includes：
The first sub-pixel area, including first switch tube and the first pixel capacitance；The wherein control of the first switch tube
End is connect with the scan line；
Second sub-pixel area, including second switch, the second pixel capacitance and colour cast adjust switching tube；Wherein described
The output end of two switching tubes is connect with second pixel capacitance, and the control terminal of the second switch and the scan line connect
It connects.
In dot structure of the present invention, according to the colour cast adjustment signal in second scan line, to described
The colour cast of one sub-pixel area and second sub-pixel area is adjusted.
In dot structure of the present invention, the first sub-pixel area further includes the first storage capacitance, and described deposits
Storage is held one end and is connect with the output end of the first switch tube, and the other end and the common wire of first storage capacitance connect
It connects.
In dot structure of the present invention, the output end of colour cast adjustment switching tube is connect with the common wire；It is described
The control terminal of colour cast adjustment switching tube is connect with second scan line.
In dot structure of the present invention, second sub-pixel area further includes the second storage capacitance, and described second
Storage capacitance one end is connect with the output end of the second switch, the other end and the common wire of second storage capacitance
Connection.
For above content of the invention 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 is the structural schematic diagram of the preferred embodiment of the dot structure of liquid crystal display device of the invention；
Specific embodiment
The explanation of following embodiment is to can be used to the particular implementation of implementation to illustrate the present invention with reference to additional schema.
Example.Therefore, the direction term used is to illustrate and understand the present invention, rather than to limit the present invention.Scheming
In, the similar unit of structure is to be given the same reference numerals.
Specifically referring to Figure 1, Fig. 1 is that the structure of the preferred embodiment of the dot structure of liquid crystal display device of the invention is shown
It is intended to.
It include scan line Gn, scan line Gn+1 and scan line Gn+2, data line Dn, common wire in the dot structure
COMn and common wire COMn+1, thin film transistor TFTA, thin film transistor TFTB and thin film field-effect
Transistor TFTC, pixel capacitance ClcA and pixel capacitance ClcB, storage capacitance CstA and storage capacitance CstB and adjustment
Capacitor Cshare.
The liquid crystal display device in use, after scan line Gn input high level signal, thin film transistor TFTA with
And thin film transistor TFTB conducting, data line Dn carry out charging behaviour to pixel capacitance ClcA and pixel capacitance ClcB
Make, at this moment the voltage of pixel capacitance ClcA and pixel capacitance ClcB are consistent.
Subsequent scan line Gn+1 input high level signal, scan line Gn input low level signal, at this moment thin film field-effect is brilliant
Body pipe TFTC conducting, thin film transistor TFTA and thin film transistor TFTB are disconnected, by adjusting capacitor
Cshare makes pixel capacitance ClcB and COMn form fixed pressure difference, has dragged down the current potential of pixel capacitance ClcB, thus pixel capacitance
There are voltage differences between ClcA and pixel capacitance ClcB, and then can weaken or eliminate cross-color problem.
The dot structure of this preferred embodiment can control the second pixel capacitance by adjusting the size of the second setting time
The pressure difference of both end voltage and the both end voltage of the first pixel capacitance, to be adjusted to colour cast adjustment effect.It such as needs to reduce
Colour cast effect between the first sub-pixel area and the second sub-pixel area can then shorten the second setting time accordingly, such as need to increase
Colour cast effect between big the first sub-pixel area and the second sub-pixel area, then can extend the second setting time accordingly, thus real
The colour cast adjustment effect of existing liquid crystal display device is adjustable.
Second sub-pixel area of the dot structure of this preferred embodiment further includes the second storage capacitance, second storage capacitance
The output end of one end and second switch connection, the other end of the second storage capacitance with it is commonly connected.Second storage capacitance can
To maintain the voltage at the second pixel capacitance both ends well, the stability that the second sub-pixel area performs image display ensure that.
Dot structure of the invention adjusts switching tube by colour cast and colour cast effect is adjusted in the realization of the second scan line
Whole, the colour cast adjustment effect for solving existing dot structure and liquid crystal display device is non-adjustable, leads to liquid crystal display device
Cost of manufacture promoted the technical issues of.
In conclusion although the present invention has been disclosed above in the preferred embodiment, but above preferred embodiment is not to limit
The system present invention, those skilled in the art can make various changes and profit without departing from the spirit and scope of the present invention
Decorations, therefore the range that protection scope of the present invention is defined with claim.
Claims (7)
1. a kind of dot structure of adjustable colour cast, which is characterized in that including：
It is used for transmission data signal data line；
It is used for transmission the first scan line of scanning signal；
By the data line and the interlaced multiple pixel regions constituted of first scan line,；
It is used for transmission the second scan line of colour cast adjustment signal；
It is used for transmission the common wire of common signal.
2. wherein the pixel region includes：
The first sub-pixel area, including first switch tube and the first pixel capacitance；Wherein the control terminal of the first switch tube with
The scan line connection；
Second sub-pixel area, including second switch, the second pixel capacitance and colour cast adjust switching tube；Wherein described second open
The output end for closing pipe is connect with second pixel capacitance, and the control terminal of the second switch is connect with the scan line.
3. the output end of the adjustment switching tube of the colour cast according to claim is connect with the common wire；The colour cast adjustment switch
The control terminal of pipe is connect with second scan line.
4. the dot structure according to claim, which is characterized in that adjust letter according to the colour cast in second scan line
Number, the colour cast of the first sub-pixel area and second sub-pixel area is adjusted.
5. the dot structure according to claim, which is characterized in that the first switch tube and the second switch are disconnected
After opening the first setting time, the colour cast is connected using the colour cast adjustment signal and adjusts the second setting time of switching tube, with right
The first sub-pixel area and the colour cast of second sub-pixel area are adjusted.
6. the dot structure according to claim, which is characterized in that the first sub-pixel area further includes the first storage electricity
Hold, first storage capacitance one end is connect with the output end of the first switch tube, the other end of first storage capacitance
It is connect with the common wire.
7. the dot structure according to claim, which is characterized in that second sub-pixel area further includes the second storage electricity
Hold, second storage capacitance one end is connect with the output end of the second switch, the other end of second storage capacitance
It is connect with the common wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710396467.6A CN108931870A (en) | 2017-05-26 | 2017-05-26 | A kind of dot structure of adjustable colour cast |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710396467.6A CN108931870A (en) | 2017-05-26 | 2017-05-26 | A kind of dot structure of adjustable colour cast |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108931870A true CN108931870A (en) | 2018-12-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710396467.6A Pending CN108931870A (en) | 2017-05-26 | 2017-05-26 | A kind of dot structure of adjustable colour cast |
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| Country | Link |
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| CN (1) | CN108931870A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113219744A (en) * | 2021-04-20 | 2021-08-06 | 北海惠科光电技术有限公司 | Display panel, display device, and driving method of display panel |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103941508A (en) * | 2014-04-10 | 2014-07-23 | 深圳市华星光电技术有限公司 | Pixel structure and liquid crystal display device |
| CN104238219A (en) * | 2014-09-18 | 2014-12-24 | 深圳市华星光电技术有限公司 | Display panel, and pixel structure and driving method for display panel |
-
2017
- 2017-05-26 CN CN201710396467.6A patent/CN108931870A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103941508A (en) * | 2014-04-10 | 2014-07-23 | 深圳市华星光电技术有限公司 | Pixel structure and liquid crystal display device |
| CN104238219A (en) * | 2014-09-18 | 2014-12-24 | 深圳市华星光电技术有限公司 | Display panel, and pixel structure and driving method for display panel |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113219744A (en) * | 2021-04-20 | 2021-08-06 | 北海惠科光电技术有限公司 | Display panel, display device, and driving method of display panel |
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Application publication date: 20181204 |
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