CN110058468A - Pixel-driving circuit and liquid crystal display panel - Google Patents
Pixel-driving circuit and liquid crystal display panel Download PDFInfo
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- CN110058468A CN110058468A CN201910314165.9A CN201910314165A CN110058468A CN 110058468 A CN110058468 A CN 110058468A CN 201910314165 A CN201910314165 A CN 201910314165A CN 110058468 A CN110058468 A CN 110058468A
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1343—Electrodes
- G02F1/134309—Electrodes characterised by their geometrical arrangement
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1343—Electrodes
- G02F1/13439—Electrodes characterised by their electrical, optical, physical properties; materials therefor; method of making
-
- 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
-
- 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
- G02F1/13624—Active matrix addressed cells having more than one switching element per pixel
-
- 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
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Liquid Crystal (AREA)
- Power Engineering (AREA)
- Geometry (AREA)
Abstract
A kind of pixel-driving circuit and liquid crystal display panel, it include: the vertical data line of multiple sub-pixels of array arrangement, the horizontal scan line of a plurality of parallel interval arrangement and the arrangement of a plurality of parallel interval, the number of sub-pixel described in every a line is greater than the number of each column sub-pixel;Wherein, the public electrode of a plurality of parallel interval arrangement is provided with along the direction of the data line, the column public electrode is provided between per two adjacent data lines, each column public electrode covering one arranges the corresponding sub-pixel, and the public electrode of sub-pixel described in same row links together.The utility model has the advantages that pixel-driving circuit provided by the present invention and liquid crystal display panel, in the direction along data line, the public electrode of a plurality of parallel interval arrangement is set, so that the remittance point of public electrode and every a line sub-pixel increases, the stability of public electrode is further enhanced.
Description
Technical field
The present invention relates to display actuation techniques field more particularly to a kind of pixel-driving circuits and liquid crystal display panel.
Background technique
Now with the development of LCD technology, show that the size of screen is increasing.In order to improve Polysilicon Liquid Crystal
The visual angle of display panel is generally shown to reach 8 farmlands as a result, 3T-TFT structure using 3T-TFT structure (3 thin film transistor (TFT)s)
Technology is that a sub-pixel is divided into the two regions of primary area and secondary area, and there are different voltages in two regions, causes each region liquid
Brilliant molecular tilt angle is different, to there is different brightness.The shared film being located in secondary area pixel electrode in 3T-TFT structure is brilliant
It when body pipe charges, directly discharges to public electrode (Acom), the voltage source of public electrode can not stablize excessive current difference, lead
Cause signal under different grayscale, the voltage of public electrode is pulled to different levels.Data line under high cross talk conditions
(Data) when transition, for the voltage of public electrode with variation, voltage change is excessive, can not reply in time, corresponding pixel can join
The voltage of mistake is examined, and the brightness of secondary area pixel electrode is related to the voltage of public electrode, thus will form lateral cross talk
Phenomenon.
In conclusion existing pixel-driving circuit and liquid crystal display panel, since the pixel of same a line is in the same time
When discharging the public electrode of same a line, signal voltage of public electrode under different grayscale is caused to be pulled to different standards
Position forms lateral cross talk phenomenon.
Summary of the invention
The present invention provides a kind of pixel-driving circuit and liquid crystal display panel, can eliminate because with a line pixel same
The crosstalk phenomenon that one time generated when discharging the public electrode of same a line, to solve existing pixel-driving circuit and liquid crystal
Show panel, since the pixel of same a line is when the same time, the public electrode to same a line discharged, causes signal in different ashes
The technical issues of voltage of public electrode is pulled to different levels under rank, forms lateral cross talk phenomenon.
To solve the above problems, technical solution provided by the invention is as follows:
The present invention provides a kind of pixel-driving circuit, comprising: multiple sub-pixels of array arrangement, the arrangement of a plurality of parallel interval
Horizontal scan line and the arrangement of a plurality of parallel interval vertical data line, described in sub-pixel described in every a line is one corresponding
Scan line, each column sub-pixel correspond to a data line, and the number of sub-pixel described in every a line is greater than each column institute
State the number of sub-pixel, the sub-pixel include primary area thin film transistor (TFT) T1, primary area storage capacitance C1, primary area liquid crystal capacitance C2,
Secondary area's thin film transistor (TFT) T2, secondary area's storage capacitance C3, secondary area's liquid crystal capacitance C4 and shared thin film transistor (TFT) T3;
Wherein, the public electrode of a plurality of parallel interval arrangement is provided with along the direction of the data line, per adjacent two
The column public electrode is provided between data line described in item, each column public electrode covering one arranges the corresponding son
The public electrode of pixel, sub-pixel described in same row links together.
According to one preferred embodiment of the present invention, the grid of the primary area thin film transistor (TFT) T1 is electrically connected the sub-pixel
The corresponding scan line, the source electrode of the primary area thin film transistor (TFT) T1 are electrically connected the corresponding data of the sub-pixel
Line is connected in parallel the primary area storage electricity between the corresponding public electrode of drain electrode of the primary area thin film transistor (TFT) T1
Hold the C1 and primary area liquid crystal capacitance C2.
According to one preferred embodiment of the present invention, the grid of secondary area's thin film transistor (TFT) T2 is electrically connected the sub-pixel
The corresponding scan line, the source electrode of secondary area's thin film transistor (TFT) T2 are electrically connected the corresponding data of the sub-pixel
Line is connected in parallel secondary area's storage electricity between the corresponding public electrode of drain electrode of secondary area's thin film transistor (TFT) T2
Hold C3 and secondary area's liquid crystal capacitance C4.
According to one preferred embodiment of the present invention, the grid of the shared thin film transistor (TFT) T3 is electrically connected the sub-pixel
The corresponding scan line, the source electrode of the shared thin film transistor (TFT) T3 are electrically connected the leakage of secondary area's thin film transistor (TFT) T2
Pole, the drain electrode of the shared thin film transistor (TFT) T3 are electrically connected its corresponding public electrode.
According to one preferred embodiment of the present invention, the grid of the primary area thin film transistor (TFT) T1, secondary area's thin film transistor (TFT)
The grid of T2, the grid of the shared thin film transistor (TFT) T3 and the scan line are made by the first metal layer, and described the
The material of one metal layer is molybdenum.
According to one preferred embodiment of the present invention, the source electrode and drain electrode of the primary area thin film transistor (TFT) T1, secondary area's film
The source electrode and drain electrode of transistor T2, the source electrode and drain electrode of the shared thin film transistor (TFT) T3 and the data line pass through
The production of two metal layers, the material of the second metal layer are titanium or aluminium.
According to one preferred embodiment of the present invention, the material of the public electrode is tin indium oxide (ITO).
According to one preferred embodiment of the present invention, the sub-pixel corresponds to the liquid crystal molecule on eight farmlands.
The present invention also provides a kind of liquid crystal display panel, the liquid crystal display panel include thin-film transistor array base-plate,
The liquid crystal layer of color membrane substrates and sandwiched therebetween is provided with the more of array arrangement on the thin-film transistor array base-plate
The vertical data line of a sub-pixel, the horizontal scan line of a plurality of parallel interval arrangement and the arrangement of a plurality of parallel interval, often
Sub-pixel described in a line corresponds to a scan line, each corresponding data line of the column sub-pixel, every a line institute
The number for stating sub-pixel is greater than the number of each column sub-pixel, and the sub-pixel includes primary area thin film transistor (TFT) T1, primary area
Storage capacitance C1, primary area liquid crystal capacitance C2, secondary area's thin film transistor (TFT) T2, secondary area's storage capacitance C3, secondary area's liquid crystal capacitance C4 and
Shared thin film transistor (TFT) T3;
Wherein, the public electrode of a plurality of parallel interval arrangement is provided with along the direction of the data line, per adjacent two
The column public electrode is provided between data line described in item, each column public electrode covering one arranges the corresponding son
The public electrode of pixel, sub-pixel described in same row links together.
According to one preferred embodiment of the present invention, the material of the public electrode is tin indium oxide (ITO), the sub-pixel pair
Answer the liquid crystal molecule on eight farmlands.
The invention has the benefit that pixel-driving circuit provided by the present invention and liquid crystal display panel, along number
The public electrode of a plurality of parallel interval arrangement is set according to the direction of line, so that the remittance point of public electrode and every a line sub-pixel increases
It is more, further enhance the stability of public electrode.
Detailed description of the invention
It, below will be to embodiment or the prior art in order to illustrate more clearly of embodiment or technical solution in the prior art
Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only some of invention
Embodiment for those of ordinary skill in the art without creative efforts, can also be attached according to these
Figure obtains other attached drawings.
Fig. 1 is present invention pixel driving circuit connection schematic diagram.
Fig. 2 is enlarged diagram of the pixel-driving circuit at B described in Fig. 1.
Fig. 3 is the structural schematic diagram of liquid crystal display panel of the present invention.
Specific embodiment
The explanation of following embodiment is referred to the additional illustration, the particular implementation that can be used to implement to illustrate the present invention
Example.The direction term that the present invention is previously mentioned, such as [on], [under], [preceding], [rear], [left side], [right side], [interior], [outer], [side]
Deng being only the direction with reference to annexed drawings.Therefore, the direction term used be to illustrate and understand the present invention, rather than to
The limitation present invention.The similar unit of structure is with being given the same reference numerals in the figure.
The present invention is directed to existing pixel-driving circuit and liquid crystal display panel, since the pixel of same a line is in the same time
When discharging the public electrode of same a line, signal voltage of public electrode under different grayscale is caused to be pulled to different standards
The technical issues of position, formation lateral cross talk phenomenon, the present embodiment is able to solve the defect.
It as shown in Figure 1 and Figure 2, is present invention pixel driving circuit connection schematic diagram.Wherein, the pixel-driving circuit
It include: the horizontal scan line 10 and a plurality of parallel interval of multiple sub-pixels 30 of array arrangement, the arrangement of a plurality of parallel interval
The vertical data line 20 of arrangement, the corresponding scan line 10 of sub-pixel 30 described in every a line, each column sub-pixel
30 correspond to the data lines 20, and the number of sub-pixel 30 described in every a line is greater than the number of each column sub-pixel 30,
The sub-pixel 30 includes primary area thin film transistor (TFT) T1, primary area storage capacitance C1, primary area liquid crystal capacitance C2, secondary area's thin film transistor (TFT)
T2, secondary area's storage capacitance C3, secondary area's liquid crystal capacitance C4 and shared thin film transistor (TFT) T3;
Wherein, the public electrode 40 of a plurality of parallel interval arrangement is provided with along the direction of the data line 20, per adjacent
Two data lines 20 between be provided with the column public electrode 40, each column one column pair of the covering of public electrode 40
The public electrode 40 of the sub-pixel 30 answered, sub-pixel 30 described in same row links together.
Specifically, the grid of the primary area thin film transistor (TFT) T1 is electrically connected the corresponding scanning of the sub-pixel 30
Line 10 (G1), the source electrode of the primary area thin film transistor (TFT) T1 are electrically connected the corresponding data line 20 of the sub-pixel 30
(D1), the primary area is connected in parallel between the corresponding public electrode 40 of the drain electrode of the primary area thin film transistor (TFT) T1 to deposit
Storage holds the C1 and primary area liquid crystal capacitance C2.
Specifically, the grid of secondary area's thin film transistor (TFT) T2 is electrically connected the corresponding scanning of the sub-pixel 30
Line 10 (G1), the source electrode of secondary area's thin film transistor (TFT) T2 are electrically connected the corresponding data line 20 of the sub-pixel 30
(D1), the secondary area is connected in parallel between the corresponding public electrode 30 of the drain electrode of secondary area's thin film transistor (TFT) T2 to deposit
Storage holds C3 and secondary area's liquid crystal capacitance C4.
Specifically, the grid of the shared thin film transistor (TFT) T3 is electrically connected the corresponding scanning of the sub-pixel 30
Line 10 (G1), the source electrode of the shared thin film transistor (TFT) T3 is electrically connected the drain electrode of secondary area's thin film transistor (TFT) T2, described total
The drain electrode for enjoying thin film transistor (TFT) T3 is electrically connected its corresponding public electrode 30.
Specifically, the grid of the grid of the primary area thin film transistor (TFT) T1, secondary area's thin film transistor (TFT) T2, described shared
The grid of thin film transistor (TFT) T3 and the scan line 10 (G1) are made by the first metal layer, the material of the first metal layer
Material is molybdenum.
Specifically, the source electrode of the source electrode and drain electrode of the primary area thin film transistor (TFT) T1, secondary area's thin film transistor (TFT) T2 and
Drain electrode, the source electrode and drain electrode of the shared thin film transistor (TFT) T3 and the data line 20 (D1) pass through second metal layer system
Make, the material of the second metal layer is titanium or aluminium.
Specifically, the material of the public electrode 40 is tin indium oxide (ITO), the sub-pixel 30 corresponds to eight farmlands
Liquid crystal molecule.
In pixel-driving circuit provided by the present invention, the number of sub-pixel 30 described in every a line is greater than described in each column
In the case where the number of sub-pixel 30, the public electrode 40 is arranged along the direction of the data line 20, is on the one hand made
The current loading that longitudinal public electrode 40 receives is greatly reduced, and is conducive to 40 signal of public electrode and remains steady
It is fixed;On the other hand make the same time with the sub-pixel 30 of a line be not all to the public electrode 40 of same a line discharge,
But discharge to every along the different public electrode 40 in 20 direction of data line, it is connect on each public electrode 40
The electric current that the public electrode 40 when the electric current of receipts compares transversely arranged receives becomes smaller, and it is existing to further obviate lateral cross talk
As.
As shown in figure 3, the present invention also provides liquid crystal display panels made of a kind of above-mentioned pixel-driving circuit of use, including
Color membrane substrates 70, thin-film transistor array base-plate 50 and it is located at the color membrane substrates 70 and the thin-film transistor array base-plate
Liquid crystal layer 60 and packaging adhesive frame 80 between 50.
Specifically, being provided with multiple sub-pixels of array arrangement, a plurality of parallel on the thin-film transistor array base-plate 50
The scan line of spaced level and the vertical data line of a plurality of parallel interval arrangement, sub-pixel described in every a line are corresponding
One scan line, each column sub-pixel correspond to a data line, and the number of sub-pixel described in every a line is greater than
The number of each column sub-pixel, the sub-pixel includes primary area thin film transistor (TFT) T1, primary area storage capacitance C1, primary area liquid crystal
Capacitor C2, secondary area's thin film transistor (TFT) T2, secondary area's storage capacitance C3, secondary area's liquid crystal capacitance C4 and shared thin film transistor (TFT) T3;
Wherein, the public electrode of a plurality of parallel interval arrangement is provided with along the direction of the data line, per adjacent two
The column public electrode is provided between data line described in item, each column public electrode covering one arranges the corresponding son
The public electrode of pixel, sub-pixel described in same row links together.
Specifically, the color membrane substrates 70 include underlay substrate 701, black matrix" 702 and colored filter 703, it is described
Black matrix" 702 includes multiple black submatrixs 7021, between each black submatrix 7021 and the colored filter 703
Every setting.
Specifically, the material of the public electrode is tin indium oxide (ITO), the sub-pixel corresponds to the liquid crystal on eight farmlands
Molecule.
The invention has the benefit that pixel-driving circuit provided by the present invention and liquid crystal display panel, along number
The public electrode of a plurality of parallel interval arrangement is set according to the direction of line, so that the remittance point of public electrode and every a line sub-pixel increases
It is more, further enhance the stability of public electrode.
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 protection scope of the present invention subjects to the scope of the claims.
Claims (10)
1. a kind of pixel-driving circuit characterized by comprising multiple sub-pixels of array arrangement, the arrangement of a plurality of parallel interval
Horizontal scan line and the arrangement of a plurality of parallel interval vertical data line, described in sub-pixel described in every a line is one corresponding
Scan line, each column sub-pixel correspond to a data line, and the number of sub-pixel described in every a line is greater than each column institute
State the number of sub-pixel, the sub-pixel include primary area thin film transistor (TFT) T1, primary area storage capacitance C1, primary area liquid crystal capacitance C2,
Secondary area's thin film transistor (TFT) T2, secondary area's storage capacitance C3, secondary area's liquid crystal capacitance C4 and shared thin film transistor (TFT) T3;
Wherein, the public electrode of a plurality of parallel interval arrangement is provided with along the direction of the data line, per two adjacent institutes
It states and is provided with the column public electrode between data line, each column public electrode covering one arranges the corresponding sub- picture
The public electrode of element, sub-pixel described in same row links together.
2. pixel-driving circuit according to claim 1, which is characterized in that the grid electricity of the primary area thin film transistor (TFT) T1
Property connects the corresponding scan line of the sub-pixel, and the source electrode of the primary area thin film transistor (TFT) T1 is electrically connected the son
The corresponding data line of pixel, it is in parallel between the corresponding public electrode of drain electrode of the primary area thin film transistor (TFT) T1
Connect the primary area storage capacitance C1 and primary area liquid crystal capacitance C2.
3. pixel-driving circuit according to claim 2, which is characterized in that the grid electricity of secondary area's thin film transistor (TFT) T2
Property connects the corresponding scan line of the sub-pixel, and the source electrode of secondary area's thin film transistor (TFT) T2 is electrically connected the son
The corresponding data line of pixel, it is in parallel between the corresponding public electrode of drain electrode of secondary area's thin film transistor (TFT) T2
Connect secondary area's storage capacitance C3 and secondary area's liquid crystal capacitance C4.
4. pixel-driving circuit according to claim 3, which is characterized in that the grid electricity of the shared thin film transistor (TFT) T3
Property connect the corresponding scan line of the sub-pixel, the source electrode of the shared thin film transistor (TFT) T3 is electrically connected the secondary area
The drain electrode of thin film transistor (TFT) T2, the drain electrode of the shared thin film transistor (TFT) T3 are electrically connected its corresponding public electrode.
5. pixel-driving circuit according to claim 1, which is characterized in that the grid of the primary area thin film transistor (TFT) T1,
The grid of secondary area's thin film transistor (TFT) T2, the grid of the shared thin film transistor (TFT) T3 and the scan line pass through first
Metal layer production, the material of the first metal layer are molybdenum.
6. pixel-driving circuit according to claim 5, which is characterized in that the source electrode of the primary area thin film transistor (TFT) T1 and
Drain electrode, the source electrode and drain electrode of secondary area's thin film transistor (TFT) T2, the source electrode and drain electrode of the shared thin film transistor (TFT) T3, Yi Jisuo
It states data line to make by second metal layer, the material of the second metal layer is titanium or aluminium.
7. pixel-driving circuit according to claim 1, which is characterized in that the material of the public electrode is tin indium oxide
(ITO)。
8. pixel-driving circuit according to claim 1, which is characterized in that the sub-pixel corresponds to the liquid crystal on eight farmlands
Molecule.
9. a kind of liquid crystal display panel, which is characterized in that the liquid crystal display panel includes thin-film transistor array base-plate, color film
The liquid crystal layer of substrate and sandwiched therebetween is provided with multiple sons of array arrangement on the thin-film transistor array base-plate
The vertical data line of pixel, the horizontal scan line of a plurality of parallel interval arrangement and the arrangement of a plurality of parallel interval, every a line
The corresponding scan line of the sub-pixel, each column sub-pixel correspond to a data line, son described in every a line
The number of pixel is greater than the number of each column sub-pixel, and the sub-pixel includes primary area thin film transistor (TFT) T1, primary area storage
Capacitor C1, primary area liquid crystal capacitance C2, secondary area's thin film transistor (TFT) T2, secondary area's storage capacitance C3, secondary area's liquid crystal capacitance C4 and shared
Thin film transistor (TFT) T3;
Wherein, the public electrode of a plurality of parallel interval arrangement is provided with along the direction of the data line, per two adjacent institutes
It states and is provided with the column public electrode between data line, each column public electrode covering one arranges the corresponding sub- picture
The public electrode of element, sub-pixel described in same row links together.
10. liquid crystal display panel according to claim 9, which is characterized in that the material of the public electrode is indium oxide
Tin (ITO), the sub-pixel correspond to the liquid crystal molecule on eight farmlands.
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Cited By (1)
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CN110764329A (en) * | 2019-10-31 | 2020-02-07 | 京东方科技集团股份有限公司 | Array substrate, preparation method thereof, liquid crystal display panel and display device |
Citations (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1187630A (en) * | 1996-12-27 | 1998-07-15 | 株式会社日立制作所 | Active matrix addressed liquid crystal display apparatus |
US20030116764A1 (en) * | 2001-12-20 | 2003-06-26 | Fujitsu Display Technologies Corporation | Thin film transistor substrate and liquid crystal display |
US20120193630A1 (en) * | 2008-07-08 | 2012-08-02 | Samsung Electronics Co., Ltd. | Array substrate and liquid crystal display apparatus having the same |
CN103163701A (en) * | 2011-12-16 | 2013-06-19 | 上海中航光电子有限公司 | Net-shaped common electrode structure displayer device and manufacture method thereof |
US20150362814A1 (en) * | 2006-02-06 | 2015-12-17 | Samsung Display Co., Ltd. | Horizontal stripe liquid crystal display device |
CN105759524A (en) * | 2016-05-12 | 2016-07-13 | 京东方科技集团股份有限公司 | Array substrate, circuit driving method thereof and display device |
KR20160090195A (en) * | 2015-01-21 | 2016-07-29 | 엘지디스플레이 주식회사 | Fringe field switching liquid crystal display device and method of fabricating the same |
CN106707648A (en) * | 2017-02-21 | 2017-05-24 | 京东方科技集团股份有限公司 | Display substrate, display device and driving method of display device |
CN106842750A (en) * | 2017-04-05 | 2017-06-13 | 深圳市华星光电技术有限公司 | Liquid crystal display pixel drive circuit and TFT substrate |
CN106876413A (en) * | 2017-03-17 | 2017-06-20 | 京东方科技集团股份有限公司 | A kind of array base palte and preparation method thereof, display panel and display device |
CN106950768A (en) * | 2017-03-03 | 2017-07-14 | 深圳市华星光电技术有限公司 | Pixel cell and its driving method |
CN107643634A (en) * | 2017-10-26 | 2018-01-30 | 深圳市华星光电半导体显示技术有限公司 | A kind of pixel cell and display base plate |
CN108107635A (en) * | 2017-12-21 | 2018-06-01 | 惠科股份有限公司 | Display and its display panel, the production method of display |
US10203530B1 (en) * | 2017-11-28 | 2019-02-12 | Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd. | Pixel driving circuit and LCD panel |
-
2019
- 2019-04-18 CN CN201910314165.9A patent/CN110058468A/en active Pending
Patent Citations (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1187630A (en) * | 1996-12-27 | 1998-07-15 | 株式会社日立制作所 | Active matrix addressed liquid crystal display apparatus |
US20030116764A1 (en) * | 2001-12-20 | 2003-06-26 | Fujitsu Display Technologies Corporation | Thin film transistor substrate and liquid crystal display |
US20150362814A1 (en) * | 2006-02-06 | 2015-12-17 | Samsung Display Co., Ltd. | Horizontal stripe liquid crystal display device |
US20120193630A1 (en) * | 2008-07-08 | 2012-08-02 | Samsung Electronics Co., Ltd. | Array substrate and liquid crystal display apparatus having the same |
CN103163701A (en) * | 2011-12-16 | 2013-06-19 | 上海中航光电子有限公司 | Net-shaped common electrode structure displayer device and manufacture method thereof |
KR20160090195A (en) * | 2015-01-21 | 2016-07-29 | 엘지디스플레이 주식회사 | Fringe field switching liquid crystal display device and method of fabricating the same |
CN105759524A (en) * | 2016-05-12 | 2016-07-13 | 京东方科技集团股份有限公司 | Array substrate, circuit driving method thereof and display device |
CN106707648A (en) * | 2017-02-21 | 2017-05-24 | 京东方科技集团股份有限公司 | Display substrate, display device and driving method of display device |
CN106950768A (en) * | 2017-03-03 | 2017-07-14 | 深圳市华星光电技术有限公司 | Pixel cell and its driving method |
CN106876413A (en) * | 2017-03-17 | 2017-06-20 | 京东方科技集团股份有限公司 | A kind of array base palte and preparation method thereof, display panel and display device |
CN106842750A (en) * | 2017-04-05 | 2017-06-13 | 深圳市华星光电技术有限公司 | Liquid crystal display pixel drive circuit and TFT substrate |
CN107643634A (en) * | 2017-10-26 | 2018-01-30 | 深圳市华星光电半导体显示技术有限公司 | A kind of pixel cell and display base plate |
US10203530B1 (en) * | 2017-11-28 | 2019-02-12 | Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd. | Pixel driving circuit and LCD panel |
CN108107635A (en) * | 2017-12-21 | 2018-06-01 | 惠科股份有限公司 | Display and its display panel, the production method of display |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110764329A (en) * | 2019-10-31 | 2020-02-07 | 京东方科技集团股份有限公司 | Array substrate, preparation method thereof, liquid crystal display panel and display device |
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