CN101216651A - LCD device - Google Patents
LCD device Download PDFInfo
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- CN101216651A CN101216651A CNA2008100562643A CN200810056264A CN101216651A CN 101216651 A CN101216651 A CN 101216651A CN A2008100562643 A CNA2008100562643 A CN A2008100562643A CN 200810056264 A CN200810056264 A CN 200810056264A CN 101216651 A CN101216651 A CN 101216651A
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Abstract
The invention relates to a liquid crystal display device, which comprises an array base plate composed of active arrays; and the active arrays are provided with the following structure: each grid scanning line is connected with two lines of pixel electrodes; in every two lines of the pixel electrodes, two pixel electrodes which are adjacent up and down constitute a group; one pixel electrode in each group of pixel electrodes is connected with a first data signal line which is arranged on one side of the group of pixel electrodes; and the other pixel electrode in the group of pixel electrodes is connected with a second data signal line which is arranged on one side of the group of pixel electrodes. The liquid crystal display device provided by the invention overcomes the shortcoming that a prior liquid crystal display device can not guarantee the transmission time of gate electrode signals on a large display panel, realizes a liquid crystal display device which can add the transmission time of the gate electrode signals, and enables the liquid crystal display device to be helpful for the design of the large display panel and to further improve the quality of the liquid crystal display device.
Description
Technical field
The present invention relates to a kind of liquid crystal indicator, particularly a kind of have a liquid crystal indicator that can increase the gate electrode duration of charging.
Background technology
Liquid crystal indicator is a kind of main panel display apparatus, generally is made up of array base palte and colored filter substrate.On array base palte, mainly be provided with thin film transistor (TFT) (Thin Film Transistor is designated hereinafter simply as TFT) array, so the liquid crystal indicator with this array base palte is called active array (Active matrix) liquid crystal indicator again.
As shown in Figure 1, be the structural representation of available liquid crystal display device, the active array of available liquid crystal display device mainly comprises: gate electrode 101, the active layer 2 that is used to provide charge carrier that is used to provide the controlling grid scan line 1 of switching signal, comes out from controlling grid scan line 1 branch, the data signal line 3 that is used to provide picture element signal, the source electrode 301 that comes out from data signal line 3 branches, the drain electrode 302 corresponding with source electrode 301, with the drain electrode 302 corresponding pixel electrodes that are connected 4.Wherein gate electrode 101, active layer 2, source electrode 301 and drain electrode 302 constitute a TFT.Existing active array structure is specific as follows: one-row pixels electrode and a unique corresponding connection of controlling grid scan line, a row pixel electrode and data signal line be unique correspondingly to be connected, each pixel is provided with a TFT.The principle of work of active array is: at first controlling grid scan line 1 transmits high-frequency pulse signal, and excites the active layer 2 of TFT by gate electrode 101, makes the charge carrier number of active layer 2 sharply increase, make active layer 2 to become conductor; Source electrode 301 is by the charge carrier of active layer 2, and the picture element signal of data signal line 3 is transferred to drain electrode 302; Pixel electrode 4 obtains picture element signal by drain electrode 302, forms the electric field corresponding with picture element signal, makes liquid crystal molecule according to the electric field proper alignment that forms, and Show Color.
Along with liquid crystal indicator becomes bigger and bigger, it is many more that the gate electrode sweep trace of liquid crystal indicator also becomes more, so under the constant prerequisite of the sweep frequency of controlling grid scan line, the signal transmission time of gate electrode becomes shorter and shorter, promptly the gate electrode of existing large-scale liquid crystal indicator does not have the time enough transmission signals, cause pixel electrode not have time enough to form the electric field that is connected with picture element signal, therefore greatly reduced sharpness, the validity of liquid crystal indicator.
Summary of the invention
The purpose of this invention is to provide a kind of liquid crystal indicator, overcome the too short defective of signal transmission time of existing large-scale liquid crystal indicator gate electrode, realized a kind of liquid crystal indicator that can improve the gate electrode signal transmission time.
For achieving the above object, the invention provides a kind of liquid crystal indicator, comprise the array base palte that is made of active array, the structure of active array is: each row controlling grid scan line is connected with per two row pixel electrodes; In per two row pixel electrodes, two neighbouring pixel electrodes are one group; A pixel electrode in each group pixel electrode is connected with first data signal line that is positioned at this group pixel electrode one side, and a pixel electrode in this group pixel electrode of the first data-signal alignment provides first picture element signal; One other pixel electrode in this group pixel electrode is connected with second data signal line that is positioned at this group pixel electrode opposite side, and the one other pixel electrode in this group pixel electrode of the second data-signal alignment provides second picture element signal.
Wherein, the arrangement mode of pixel electrode is: vertical bar arrangement mode, mosaic arrangement mode or triangle arrangement mode.
Wherein, active array is a twisted nematic active array or for fringing field switch type active array or for copline switch type active array.
Liquid crystal indicator of the present invention, overcome the too short defective of signal transmission time of gate electrode in the existing large-scale liquid crystal indicator, realize a kind of liquid crystal indicator that can improve the signal transmission time of gate electrode, and made this liquid crystal indicator help the quality that display panel maximizes and designs and further improve liquid crystal indicator.
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
Description of drawings
Fig. 1 is the structural representation of available liquid crystal display device;
Fig. 2 is the structural representation of an embodiment of liquid crystal indicator of the present invention;
Fig. 3 is the structural representation of two embodiment of liquid crystal indicator of the present invention.
Description of reference numerals
The 1-controlling grid scan line; The 2-active layer; The 3-data signal line;
The 4-pixel electrode; The 101-gate electrode; 301-source electrode;
The 302-drain electrode.
Embodiment
One embodiment of liquid crystal indicator of the present invention
As shown in Figure 2, structural representation for an embodiment of liquid crystal indicator of the present invention, the structure of liquid crystal indicator active array is: each row controlling grid scan line connects per two row pixel electrodes, and each row pixel electrode only is connected with the delegation controlling grid scan line, be that controlling grid scan line G1 is connected with last two row pixel electrodes, controlling grid scan line G2 is connected with following two row pixel electrodes, make each row controlling grid scan line provide switching signal simultaneously to two row pixel electrodes by gate electrode; Be connected with in two on the delegation's controlling grid scan line row pixel electrode, two neighbouring pixel electrodes are one group, and promptly being connected pixel electrode P11 on the controlling grid scan line G1 and pixel electrode P21 and being one group, pixel electrode P12 and pixel electrode P22 is one group; A pixel electrode in each group pixel electrode is connected with first data signal line that is positioned at this group pixel electrode one side, and a pixel electrode in described this group pixel electrode of the first data-signal alignment provides first picture element signal, one other pixel electrode in this group pixel electrode is connected with second data signal line that is positioned at this group pixel electrode opposite side, and the one other pixel electrode in described this group pixel electrode of the second data-signal alignment provides second picture element signal, promptly be arranged in same group pixel electrode P11 and pixel electrode P12, pixel electrode P11 is connected with the second data signal line D12 that is positioned at this group pixel electrode one side, pixel electrode P12 is connected with the first data signal line D11 that is positioned at this group pixel electrode opposite side, and the first data signal line D11 provides first picture element signal to pixel electrode P21, the second data signal line D12 provides second picture element signal to pixel electrode P11, and first picture element signal that is provided by the first data signal line D11 and second pixel that is provided by the second data signal line D12 are provided the switching signal that makes pixel electrode P11 and pixel electrode P12 provide according to controlling grid scan line G1 separately.
Existing liquid crystal indicator, on the sweep frequency basis of present controlling grid scan line, be difficult to guarantee the signal transmission time of gate electrode, be specially: resolution is 1280 * 1024 display panels (wherein 1024 are the sum of controlling grid scan line), when being the speed operation of 60Hz with the frame rate, the signal transmission time of each row controlling grid scan line is
Second, if resolution is the display panels of 2560 * 2048 (wherein 2048 are the sum of controlling grid scan line), when being the speed operation of 60Hz with the frame rate, the signal transmission time of each row controlling grid scan line only is
Second, in the so short time, can not guarantee that the picture element signal of source electrode intactly is transferred to drain electrode, can cause corresponding pixel electrode can not form the electric field corresponding, thereby bad pixel occur with picture element signal, seriously reduce the display quality of liquid crystal indicator.
One embodiment of liquid crystal indicator of the present invention, connect two row pixel electrodes and the method for picture element signal is provided respectively by one group of pixel electrode in two described two row pixel electrodes of data-signal alignments by controlling grid scan line, increased the signal transmission time of gate electrode effectively, be specially: resolution is 1280 * 1024 display panels, when being the speed operation of 60Hz with the frame rate, the signal transmission time of each row controlling grid scan line is
Second, promptly under identical resolution, the signal transmission time of gate electrode is the twice of existing gate electrode signal transmission time; If resolution is the display panels of 2560 * 2048 (wherein 2048 are the sum of controlling grid scan line), when being the speed operation of 60Hz with the frame rate, the signal of each row controlling grid scan line is transmitted as
Second, promptly under identical resolution, the signal transmission time of gate electrode is the twice of existing gate electrode signal transmission time, and does not reduce the resolution of display panels.
A thereby embodiment of liquid crystal indicator of the present invention, overcome existing liquid crystal indicator can't guarantee the gate electrode signal transmission time in large-scale display panel defective, realize a kind of liquid crystal indicator that can improve the gate electrode signal transmission time, and made this liquid crystal indicator help the quality that display panel maximizes and designs and further improve liquid crystal indicator.
In the existing liquid crystal indicator, the width of controlling grid scan line is the twice of data-signal line width, therefore one embodiment of liquid crystal indicator according to the present invention, the quantity of liquid crystal indicator controlling grid scan line has reduced half compared to existing technology, data signal line quantity has increased by one times compared to existing technology, the aperture area variable quantity that the aperture area variable quantity that the such words controlling grid scan line causes causes greater than data signal line, the aperture area that promptly is increased is greater than the aperture area that is reduced, thereby can improve the aperture opening ratio of liquid crystal indicator on the whole.
In an embodiment of liquid crystal indicator of the present invention, active array can also be specially twisted nematic (Twist Nematic) active array or for fringing field switch type (Fringe Field Switching) active array or for copline switch type (In-plane Switching) active array, etc. the active array of type.Liquid crystal indicator with the above-mentioned type active array is a known technology, therefore here repeats no more.
In an embodiment of liquid crystal indicator of the present invention, do not stagger between every capable pixel, therefore the array base palte of this arrangement mode goes for color resin and is arranged in the color membrane substrates of vertical bar arrangement mode and the color membrane substrates that color resin is arranged in the mosaic arrangement mode.
Two embodiment of liquid crystal indicator of the present invention
As shown in Figure 3, structural representation for two embodiment of liquid crystal indicator of the present invention, two embodiment of liquid crystal indicator of the present invention improve on the basis of an embodiment of liquid crystal indicator of the present invention, the structure of this liquid crystal indicator active array is: each row controlling grid scan line connects per two pixel electrodes of staggering mutually of row, and each row pixel electrode only is connected with the delegation controlling grid scan line; Be connected with in the row of two on the delegation's controlling grid scan line pixel electrode, two neighbouring pixel electrodes are one group; A pixel electrode in each group pixel electrode is connected with first data signal line that is positioned at this group pixel electrode one side, and a pixel electrode in described this group pixel electrode of the first data-signal alignment provides first picture element signal, one other pixel electrode in this group pixel electrode is connected with second data signal line that is positioned at this group pixel electrode opposite side, and the one other pixel electrode in described this group pixel electrode of the second data-signal alignment provides second picture element signal.
Two embodiment of liquid crystal indicator of the present invention, connect the pixel electrode that two row stagger mutually by delegation's controlling grid scan line, realized a kind of liquid crystal indicator that can improve the gate electrode signal transmission time, the active array of this structure can be applied to the color membrane substrates that color resin is arranged in rounded projections arranged mode (delta arrangement mode), therefore help showing dynamic menu, and can further improve the image quality of liquid crystal indicator.
It should be noted that at last: above embodiment only in order to technical scheme of the present invention to be described, is not intended to limit; Although with reference to previous embodiment the present invention is had been described in detail, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (3)
1. a liquid crystal indicator comprises the array base palte that is made of active array, it is characterized in that the structure of described active array is:
Each row controlling grid scan line is connected with per two row pixel electrodes;
In described per two row pixel electrodes, two neighbouring pixel electrodes are one group;
A pixel electrode in each group pixel electrode is connected with first data signal line that is positioned at this group pixel electrode one side, and a pixel electrode in described this group pixel electrode of the first data-signal alignment provides first picture element signal;
One other pixel electrode in this group pixel electrode is connected with second data signal line that is positioned at this group pixel electrode opposite side, and the one other pixel electrode in described this group pixel electrode of the second data-signal alignment provides second picture element signal.
2. liquid crystal indicator according to claim 1 is characterized in that the arrangement mode of described pixel electrode is: vertical bar arrangement mode, mosaic arrangement mode or triangle arrangement mode.
3. liquid crystal indicator according to claim 1 is characterized in that described active array is a twisted nematic active array or for fringing field switch type active array or for copline switch type active array.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100562643A CN101216651A (en) | 2008-01-16 | 2008-01-16 | LCD device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100562643A CN101216651A (en) | 2008-01-16 | 2008-01-16 | LCD device |
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| CN101216651A true CN101216651A (en) | 2008-07-09 |
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| CNA2008100562643A Pending CN101216651A (en) | 2008-01-16 | 2008-01-16 | LCD device |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102662286A (en) * | 2012-05-11 | 2012-09-12 | 京东方科技集团股份有限公司 | Array substrate, LCD (Liquid Crystal Display) panel and display device |
| CN102879962A (en) * | 2012-09-28 | 2013-01-16 | 京东方科技集团股份有限公司 | Array substrate and display device |
| CN103163697A (en) * | 2011-12-08 | 2013-06-19 | 上海天马微电子有限公司 | Pixel array structure |
| CN105629607A (en) * | 2016-01-14 | 2016-06-01 | 京东方科技集团股份有限公司 | Array substrate, display panel and display device |
| WO2017041321A1 (en) * | 2015-09-10 | 2017-03-16 | 深圳市华星光电技术有限公司 | Touch control display panel and touch control display apparatus |
| CN107490886A (en) * | 2017-08-28 | 2017-12-19 | 上海中航光电子有限公司 | A kind of array base palte, touch-control display panel and touch control display apparatus |
| CN108028031A (en) * | 2015-09-15 | 2018-05-11 | 凸版印刷株式会社 | Thin film transistor (TFT) array and its manufacture method |
| CN110910846A (en) * | 2019-11-21 | 2020-03-24 | Tcl华星光电技术有限公司 | Display driving method and liquid crystal display device |
-
2008
- 2008-01-16 CN CNA2008100562643A patent/CN101216651A/en active Pending
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103163697A (en) * | 2011-12-08 | 2013-06-19 | 上海天马微电子有限公司 | Pixel array structure |
| CN103163697B (en) * | 2011-12-08 | 2015-12-09 | 上海天马微电子有限公司 | Picture element array structure |
| CN102662286A (en) * | 2012-05-11 | 2012-09-12 | 京东方科技集团股份有限公司 | Array substrate, LCD (Liquid Crystal Display) panel and display device |
| WO2013166815A1 (en) * | 2012-05-11 | 2013-11-14 | 京东方科技集团股份有限公司 | Array substrate, liquid crystal panel, and display device |
| CN102662286B (en) * | 2012-05-11 | 2015-04-08 | 京东方科技集团股份有限公司 | Array substrate, LCD (Liquid Crystal Display) panel and display device |
| CN102879962A (en) * | 2012-09-28 | 2013-01-16 | 京东方科技集团股份有限公司 | Array substrate and display device |
| WO2017041321A1 (en) * | 2015-09-10 | 2017-03-16 | 深圳市华星光电技术有限公司 | Touch control display panel and touch control display apparatus |
| CN108028031A (en) * | 2015-09-15 | 2018-05-11 | 凸版印刷株式会社 | Thin film transistor (TFT) array and its manufacture method |
| CN108028031B (en) * | 2015-09-15 | 2020-11-06 | 凸版印刷株式会社 | Thin film transistor array and method of manufacturing the same |
| CN105629607A (en) * | 2016-01-14 | 2016-06-01 | 京东方科技集团股份有限公司 | Array substrate, display panel and display device |
| CN107490886A (en) * | 2017-08-28 | 2017-12-19 | 上海中航光电子有限公司 | A kind of array base palte, touch-control display panel and touch control display apparatus |
| CN110910846A (en) * | 2019-11-21 | 2020-03-24 | Tcl华星光电技术有限公司 | Display driving method and liquid crystal display device |
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Open date: 20080709 |