CN109471310A - Display panel and display device - Google Patents
Display panel and display device Download PDFInfo
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- CN109471310A CN109471310A CN201811592042.3A CN201811592042A CN109471310A CN 109471310 A CN109471310 A CN 109471310A CN 201811592042 A CN201811592042 A CN 201811592042A CN 109471310 A CN109471310 A CN 109471310A
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- 239000004973 liquid crystal related substance Substances 0.000 claims description 37
- 230000008878 coupling Effects 0.000 claims 4
- 238000010168 coupling process Methods 0.000 claims 4
- 238000005859 coupling reaction Methods 0.000 claims 4
- 239000003990 capacitor Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000004744 fabric Substances 0.000 description 3
- 239000013078 crystal Substances 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
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
-
- 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
- G02F1/1368—Active matrix addressed cells in which the switching element is a three-electrode device
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/12—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body
- H01L27/1214—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs
-
- 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
- G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
- G02F2201/40—Arrangements for improving the aperture ratio
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Mathematical Physics (AREA)
- Power Engineering (AREA)
- Optics & Photonics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Computer Hardware Design (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
The present invention relates to a kind of display panels, the second pixel unit of the first pixel unit including arrangement of embarking on journey and arrangement of embarking on journey, and the driving circuit in the first pixel unit and the second pixel unit can improve color offset phenomenon.By the way that the control terminal of the shared switch of charge in the first pixel unit to be connected to the scan line of next line pixel unit connection, viewing area interior cabling density can be reduced, while aperture opening ratio also can be improved without increasing additional scan line.The aperture opening ratio of second pixel unit is bigger than the first pixel unit, by the way that the first pixel unit and the second pixel unit is applied in combination, can achieve the purpose for taking into account aperture opening ratio and colour cast.
Description
Technical field
The present invention relates to display fields, more particularly to display panel and display device.
Background technique
With the development of technology, large scale shows that product is favored by more and more users, and large scale shows that product is logical
Frequently with VA (verticalalignment, vertical alignment) display pattern.When showing product using large scale, user's meeting
From viewing display picture in the 180 ° of field-of-view angles in left and right, VA, which is shown under different angle of visibilities, has apparent color offset phenomenon.Usually
In order to reduce color offset phenomenon, can be shown using 8 farmlands.Inventor has found when realizing traditional technology, although 8 farmlands, which are shown, to improve
Color offset phenomenon, but the aperture opening ratio of display panel can be damaged.
Summary of the invention
Based on this, it is necessary to aiming at the problem that display panel cannot be considered in terms of aperture opening ratio and colour cast, provide a kind of display panel
And display device.
A kind of display panel, comprising:
Embark on journey arrangement scan line and arranged in column data line；
The display panel further includes embark on journey in viewing area the first pixel unit of arrangement and the second picture of arrangement of embarking on journey
Plain unit；
First pixel unit includes the first main pixel region and the first sub-pixel area, in which:
The first main pixel region includes first switch and the first storage assembly for connecting the first switch, and described first
Sub-pixel area includes second switch and the second storage assembly for connecting the second switch, and the first switch and described second is opened
Pass is coupled to scan line described in same and the data line；
The first sub-pixel area further includes the shared switch of charge and charge sharing storage sets part, the first picture described in line n
The control terminal of the shared switch of the charge in plain unit is connected to scan line described in the (n+1)th row, and the first pole connects the charge
Sharing storage sets part, the second pole connect the second switch and second storage assembly；
Second pixel unit includes the second main pixel region and the second sub-pixel area, in which:
The second main pixel region includes third switch and the third storage assembly for connecting third switch, and described second
Sub-pixel area includes the 4th switch and the 4th storage assembly for connecting the 4th switch, and the third switch and the described 4th is opened
Pass is coupled to scan line described in same and the data line；
Second sub-pixel area further includes the shared switch of voltage, the control terminal and the third of the shared switch of the voltage
Switch and the 4th switch are connected to the same scan line, and the first pole of the shared switch of the voltage connects common voltage,
Second pole connection the 4th switch and the 4th storage assembly.
First storage assembly includes the first liquid crystal capacitance and the first storage capacitance, institute in one of the embodiments,
The first pole that the first liquid crystal capacitance connects the first switch with one end of first storage capacitance is stated, the first switch
Second pole connects the data line.
Second storage assembly includes the second liquid crystal capacitance and the second storage capacitance, institute in one of the embodiments,
State the second liquid crystal capacitance and second storage capacitance one end be separately connected the second switch the first pole and the charge
Second pole of the second pole of shared switch, the second switch connects the data line.
The third storage assembly includes third liquid crystal capacitance and third storage capacitance, institute in one of the embodiments,
The first pole that third liquid crystal capacitance connects the third switch with one end of the third storage capacitance is stated, the third switch
Second pole connects the data line.
The 4th storage assembly includes the 4th liquid crystal capacitance and the 4th storage capacitance, institute in one of the embodiments,
The one end for stating the 4th liquid crystal capacitance and the 4th storage capacitance is separately connected the first pole and the voltage that the described 4th switchs
Second pole of the second pole of shared switch, the 4th switch connects the data line.
When scanning signal is inputted first pixel unit by the scan line described in the line n in one of the embodiments,
The first switch and the second switch are opened, and the shared switch of the charge is closed；The scan line described in the (n+1)th row will be described
When scanning signal inputs corresponding pixel unit, the shared switch of the charge is opened, the first switch and the second switch
It closes.
When scanning signal is inputted second pixel unit by the scan line described in the line n in one of the embodiments,
The third switch and the 4th switch are opened, and the third storage assembly and the 4th storage assembly carry out charge and discharge,
The shared switch of the voltage is opened simultaneously, and the common voltage charges to the 4th storage assembly, so that the sub- picture
Electrode voltage of the electrode voltage in plain area different from the main pixel region.
First pixel unit and second pixel unit are alternately arranged in a column direction in one of the embodiments,
Cloth.
A kind of display panel, comprising:
Embark on journey arrangement scan line and arranged in column data line；
The display panel further includes the first pixel unit being arranged alternately along column direction in viewing area and the row that embarks on journey
Second pixel unit of cloth；
First pixel unit includes the first main pixel region and the first sub-pixel area, in which:
The first main pixel region includes first switch and the first storage assembly for connecting the first switch, and described first
Sub-pixel area includes second switch and the second storage assembly for connecting the second switch, and the first switch and described second is opened
Pass is coupled to scan line described in same and the data line；
The first sub-pixel area further includes the shared switch of charge and charge sharing storage sets part, the first picture described in line n
The control terminal of the shared switch of the charge in plain unit is connected to scan line described in the (n+1)th row, and the first pole connects the charge
Sharing storage sets part, the second pole connect the second switch and second storage assembly；
Second pixel unit includes the second main pixel region and the second sub-pixel area, in which:
The second main pixel region includes third switch and the third storage assembly for connecting third switch, and described second
Sub-pixel area includes the 4th switch and the 4th storage assembly for connecting the 4th switch, and the third switch and the described 4th is opened
Pass is coupled to scan line described in same and the data line；
Second sub-pixel area further includes the shared switch of voltage, the control terminal and the third of the shared switch of the voltage
Switch and the 4th switch are connected to the same scan line, and the first pole of the shared switch of the voltage connects common voltage,
Second pole connection the 4th switch and the 4th storage assembly.
A kind of display device, including aforementioned display panel.
Above-mentioned display panel and display device both included embark on journey arrangement the first pixel unit and also including arrangement of embarking on journey
Two pixel units, the driving circuit in the first pixel unit and the second pixel unit can improve color offset phenomenon.By by first
The control terminal of the shared switch of charge is connected to the scan line of next line pixel unit connection in pixel unit, can be additional without increasing
Scan line, reduce viewing area interior cabling density, while aperture opening ratio also can be improved.The aperture opening ratio of second pixel unit is than first
Pixel unit is big, by the way that the first pixel unit and the second pixel unit is applied in combination, can achieve and takes into account aperture opening ratio and colour cast
Purpose.
Detailed description of the invention
Fig. 1 is the display panel structure schematic diagram that one embodiment of the application provides；
Fig. 2 is the first pixel cell structure schematic diagram that one embodiment of the application provides；
Fig. 3 is the second pixel cell structure schematic diagram that one embodiment of the application provides；
Fig. 4 is the display panel electrical block diagram that one embodiment of the application provides.
Specific embodiment
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing to the present invention
Specific embodiment be described in detail.Many details are explained in the following description in order to fully understand this hair
It is bright.But the invention can be embodied in many other ways as described herein, those skilled in the art can be not
Similar improvement is done in the case where violating intension of the present invention, therefore the present invention is not limited by the specific embodiments disclosed below.
It should be noted that it can directly on the other element when element is referred to as " being set to " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side " and similar statement for illustrative purposes only, are not meant to be the only embodiment.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body is not to be to limit the present invention.
Referring to Figure 1, one embodiment of the application provides a kind of display panel, and the viewing area 100 of display panel includes
Multi-strip scanning line 110 along line direction arrangement and the multiple data lines 120 along column direction arrangement.Viewing area 100 further includes array
The pixel unit of arrangement, pixel unit include embark on journey the first pixel unit 130 of arrangement and the second pixel unit of arrangement of embarking on journey
140。
Fig. 2 is referred to, in viewing area 100, the first pixel unit 130 includes the first main pixel region 131 and the first sub- picture
Plain area 132.Wherein, the first main pixel region 131 includes first switch 133 and the first storage assembly for connecting first switch 133
134.The first sub-pixel area 132 includes second switch 135 and the second storage assembly 136 for connecting second switch 135.First switch
133 and second switch 135 be coupled to same scan line 110 and data line 120.The first sub-pixel area 132 further includes that charge is total
Enjoy switch 137 and charge sharing storage sets part 138.The control terminal that the charge of current line pixel unit shares switch 137 is connected to
The scan line 110 of next line pixel unit connection, the first pole connect charge sharing storage sets part 138, and the second pole connection second is opened
Pass 135 and the second storage assembly 136.
Fig. 3 is referred to, the second pixel unit 140 includes the second main pixel region 141 and the second sub-pixel area 142.Wherein,
Two main pixel regions 141 include third switch 143 and the third storage assembly 144 for connecting third switch 143.Second sub-pixel area
142 include the 4th storage assembly 146 of the 4th switch 145 of the 4th switch 145 and connection.Third switch 143 and the 4th switch 145
It is coupled to same scan line 110 and data line 120.Second sub-pixel area 141 further includes that voltage shares switch 147.Voltage is total
It enjoys the control terminal of switch 147 and third switch 143 and the 4th switch 145 is connected to scan line 110, the shared switch of voltage
147 the first pole connects common voltage, and the second pole connects the 4th switch 145 and the 4th storage assembly 146.
Specifically, the first pixel unit 130 and the second pixel unit 140 include pixel electrode and pixel-driving circuit.
First pixel unit 130 includes the first main pixel region 131 and the first sub-pixel area 132, is provided with master in the first main pixel region 131
Pixel electrode is provided with pixel electrode in the first sub-pixel area 132.At the first moment, scanning signal is transmitted to line n scanning
When line 110, first switch 133 and second switch 135 are connected under the action of scanning signal.Data-signal on data line 120
It is charged respectively to the first storage assembly 134 and the second storage assembly 135 by first switch 133 and second switch 135.Into
And the pixel electrode voltage of the first main pixel region 131 is equal with the pixel electrode voltage of the first sub-pixel area 132.At second
It carves, scanning signal is transmitted to the (n+1)th horizontal scanning line 110, and charge is shared switch 137 and is connected under the action of scanning signal.It can be with
Understand, the scanning signal delay on the (n+1)th horizontal scanning line 110 is in the scanning signal in line n scan line 110, Ye Ji
Two moment were postponed in the first moment.Charge storage component 138 charges to the second storage assembly 136, so that the first son
The pixel electrode voltage of pixel region 132 different from the first main pixel region 131 pixel electrode voltage, thus the first sub-pixel area 132
Liquid crystal molecule rotational angle it is different from the liquid crystal molecule rotational angle of the first main pixel region 131, display panel can be improved
Color offset phenomenon.
Second pixel unit 140 includes the second main pixel region 141 and the second sub-pixel area 142, in the second main pixel region 141
It is provided with main pixel electrode, is provided with pixel electrode in the second sub-pixel area 142.When scanning signal is transmitted to the second pixel list
When in the scan line 110 of 140 connection of member, third switch 143 and the 4th switch 145 are opened, and the data-signal on data line 120 is logical
It crosses third switch 143 and the 4th switch 145 respectively charges to third storage assembly 144 and the 4th storage assembly 146.Due to
Voltage shares switch 147 and is connected to scan line with third switch 143 and the 4th switch 145, therefore voltage shares switch 147 together
Sample is opened under the action of scanning signal, and common voltage charges to the 4th storage assembly 146 by the shared switch of voltage, and then makes
The second main pixel region 141 pixel electrode voltage different from the pixel electrode voltage of the second sub-pixel area 142, then the second main pixel
The liquid crystal molecule rotational angle in area 141 is different from the liquid crystal molecule rotational angle of the second sub-pixel area 142, can improve display surface
The color offset phenomenon of plate.
Since the first pixel unit 130 has increased one group of storage assembly newly, the aperture opening ratio of display panel, therefore this reality are reduced
The display panel that example offer is provided both included embark on journey arrangement the first pixel unit 130 and also the second pixel unit including arrangement of embarking on journey
140, the driving circuit in the first pixel unit 130 and the second pixel unit 140 can improve color offset phenomenon, and be made by combination
With the first pixel unit 130 and the second pixel unit 140, the aperture opening ratio of display panel can be improved, reach take into account aperture opening ratio with
The purpose of colour cast.In viewing area, the control terminal that charge shares switch 137 in the first pixel unit 130 is connected to next line picture
The scan line of plain unit connection can increase scan line without additional, keep the total quantity of scan line constant, and then ensure that display
Panel is walked line density and aperture opening ratio and will not be improved due to sharing switch 137 using charge.
First switch 133, second switch 135, third switch 143 and the 4th switch 145 are equal in one of the embodiments,
For thin film transistor (TFT), the control terminal of thin film transistor (TFT) is grid, and first extremely drains, the second extremely source electrode, certainly, in other realities
It applies in example, the first pole and the second pole are also interchangeable.Fig. 4 is referred to, is existed with the first pixel unit 130 and the second pixel unit 140
For being arranged alternately on column direction, Fig. 4 illustrates the specific structure signal of 130 the second pixel units 140 of the first pixel unit
Figure.Wherein, first switch 133 is transistor T1, and second switch 135 is transistor T2, and it is transistor that charge, which shares switch 137,
T3, third switch 143 are transistor T4, and the 4th switch 145 is transistor T5, and it is transistor T6 that voltage, which shares switch 147,.First
Storage assembly 134 includes the first liquid crystal capacitance Clc1With the first storage capacitance Cst1, the second storage assembly 136 includes the second liquid crystal electricity
Hold Clc2With the second storage capacitance Cs2, charge storage component 138 includes capacitor C1, and third storage assembly 144 includes third liquid crystal electricity
Hold Clc3With third storage capacitance Cst3, the 4th storage assembly 146 includes the 4th liquid crystal capacitance Clc4With the 4th storage capacitance Cst4。
Specifically, line n pixel unit is the first pixel unit 130, the connection of the first pixel unit 130 in the present embodiment
Scan line Gn.(n+1)th row pixel unit is the second pixel unit 140, and the second pixel unit 140 connects scan line Gn+1.Wherein,
First main pixel region 131 includes transistor T1, the first sub-pixel area 132 transistor T2 and transistor T3.Transistor T1 and crystal
The grid of pipe T2 is all connected with scan line Gn, and the source electrode of transistor T1 connects data line Dn, and drain electrode is separately connected the first liquid crystal capacitance
Clc1With the first storage capacitance Cst1.The source electrode of transistor T2 connects data line Dn, and drain electrode is separately connected the second liquid crystal capacitance Clc2、
Second storage capacitance Cs2With the source electrode of transistor T3.The grid of transistor T3 connects scan line Gn+1, drain electrode connection capacitor C1.It can
With understanding, the scanning signal delay of scan line Gn+1 is in the scanning signal of scan line Gn.
At the first moment, when the scanning signal of scan line Gn arrives, transistor T1 and transistor T2 conducting, data line Dn
On data-signal by transistor T1 and transistor T2 respectively to the first liquid crystal capacitance Clc1With the first storage capacitance Cst1, second
Liquid crystal capacitance Clc2With the second storage capacitance Cs2It charges, then the pixel electrode of the first main pixel region and the first sub-pixel area
Pixel electrode voltage is equal.At the second moment, when the scanning signal of scan line Gn+1 arrives, scanning signal controls transistor T3
Conducting, then capacitor C1 is to the second liquid crystal capacitance Clc2With the second storage capacitance Cs2It charges, so that the first sub-pixel area
Pixel electrode voltage different from the first main pixel region pixel electrode, in the first the first sub-pixel area the rotational angle of liquid crystal molecule with
The rotational angle of liquid crystal molecule is also different in first main pixel region, and then realizes that 8 farmlands are shown, improves color offset phenomenon.
Second main pixel region 141 includes transistor T4, and the second sub-pixel area 142 includes transistor T5.Transistor T4, crystal
The grid of pipe T5 and transistor T6 are all connected with scan line Gn+1.The source electrode of transistor T4 and the source electrode of transistor T5 are all connected with data
Line Dn, the drain electrode of transistor T4 are separately connected third liquid crystal capacitance Clc3With third storage capacitance Cst3, the drain electrode point of transistor T5
It Lian Jie not the 4th liquid crystal capacitance Clc4, the 4th storage capacitance Cst4It is public with the drain electrode connection of the source electrode of transistor T6, transistor T6
Voltage Acom.
At the second moment, when the scanning signal of scan line Gn+1 arrives, scanning signal is controlled in the second pixel unit 140
Transistor T4, transistor T5 and transistor T6 conducting, data-signal by transistor T4 and transistor T5 respectively to third liquid
Brilliant capacitor Clc3With third storage capacitance Cst3, the 4th liquid crystal capacitance Clc4With the 4th storage capacitance Cst4It charges.Meanwhile it is public
Voltage is by transistor T6 to the 4th liquid crystal capacitance Clc4With the 4th storage capacitance Cst4It charges, so that the second sub-pixel
The pixel electrode voltage in area different from the first sub-pixel area electrode voltage, in the second sub-pixel area the rotational angle of liquid crystal molecule with
The rotational angle of liquid crystal molecule is also different in second main pixel region, realizes that 8 farmlands are shown, improves color offset phenomenon.
Since the first pixel unit 130 has increased one group of charge sharing storage sets part newly, the aperture opening ratio of display panel is affected,
And the second pixel unit 140 does not influence aperture opening ratio, therefore is alternately arranged using the first pixel unit 130 and the second pixel unit 140
Cloth can take into account aperture opening ratio and colour cast, reach the balance of the two.
The first pixel unit 130 and the second pixel unit 140 can replace in a column direction in one of the embodiments,
Arrangement, i.e., the first pixel unit 130 is identical as the quantity of the second pixel unit 140, can preferably balance openings rate and colour cast.When
So, it N row can also arrange the first pixel unit 130 in the past, rear M row is arranged the second pixel unit 140, as long as display panel both includes
The first pixel unit 130 of arrangement of embarking on journey also includes the second pixel unit 140 of arrangement of embarking on journey.
One embodiment of the application provides a kind of display device, including aforementioned display panel.Display device further includes control
Molding block is used for display panel input data signal and scanning signal, with the display controlled the display panel.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (10)
1. a kind of display panel characterized by comprising
Embark on journey arrangement scan line and arranged in column data line；
The display panel further includes embark on journey in viewing area the first pixel unit of arrangement and the second pixel list of arrangement of embarking on journey
Member；
First pixel unit includes the first main pixel region and the first sub-pixel area, in which:
The first main pixel region includes first switch and the first storage assembly for connecting the first switch, the first sub- picture
Plain area includes the second storage assembly of second switch and the connection second switch, the first switch and the second switch coupling
It is connected to scan line described in same and the data line；
The first sub-pixel area further includes the shared switch of charge and charge sharing storage sets part, the first pixel list described in line n
The control terminal of the shared switch of the charge in member is connected to scan line described in the (n+1)th row, and it is shared that the first pole connects the charge
Storage assembly, the second pole connect the second switch and second storage assembly；
Second pixel unit includes the second main pixel region and the second sub-pixel area, in which:
The second main pixel region includes third switch and the third storage assembly for connecting the third switch, the second sub- picture
Plain area includes the 4th switch and the 4th storage assembly for connecting the 4th switch, and the third switch and the described 4th switchs coupling
It is connected to scan line described in same and the data line；
Second sub-pixel area further includes the shared switch of voltage, and the control terminal and the third of the shared switch of the voltage switch
It is switched with the described 4th and is connected to the same scan line, the first pole connection common voltage of the shared switch of the voltage, second
Pole connection the 4th switch and the 4th storage assembly.
2. display panel according to claim 1, which is characterized in that first storage assembly includes the first liquid crystal capacitance
With the first storage capacitance, first liquid crystal capacitance connects the first of the first switch with one end of first storage capacitance
Second pole of pole, the first switch connects the data line.
3. display panel according to claim 2, which is characterized in that second storage assembly includes the second liquid crystal capacitance
With the second storage capacitance, one end of second liquid crystal capacitance and second storage capacitance is separately connected the second switch
Second pole of the first pole and the shared switch of the charge, the second pole of the second switch connect the data line.
4. display panel according to claim 3, which is characterized in that the third storage assembly includes third liquid crystal capacitance
With third storage capacitance, the third liquid crystal capacitance connects the first of the third switch with one end of the third storage capacitance
Second pole of pole, the third switch connects the data line.
5. display panel according to claim 4, which is characterized in that the 4th storage assembly includes the 4th liquid crystal capacitance
With the 4th storage capacitance, one end of the 4th liquid crystal capacitance and the 4th storage capacitance is separately connected the 4th switch
Second pole of the second pole of the first pole and the shared switch of the voltage, the 4th switch connects the data line.
6. display panel according to claim 1, which is characterized in that the scan line described in the line n inputs scanning signal
When first pixel unit, the first switch and the second switch are opened, and the shared switch of the charge is closed；When n-th+
When the scanning signal is inputted corresponding pixel unit by scan line described in 1 row, the shared switch of the charge is opened, and described first
Switch and the second switch are closed.
7. display panel according to claim 1, which is characterized in that the scan line described in the line n inputs scanning signal
When second pixel unit, the third switch and the 4th switch are opened, the third storage assembly and the described 4th
Storage assembly carries out charge and discharge, while the shared switch of the voltage is opened, the common voltage to the 4th storage assembly into
Row charging, so that electrode voltage of the electrode voltage of the sub-pixel area different from the main pixel region.
8. the display panel according to any one of claim 2-7, which is characterized in that first pixel unit and described
Second pixel unit is arranged alternately in a column direction.
9. a kind of display panel characterized by comprising
Embark on journey arrangement scan line and arranged in column data line；
The display panel further includes the first pixel unit being arranged alternately along column direction in viewing area and arrangement of embarking on journey
Second pixel unit；
First pixel unit includes the first main pixel region and the first sub-pixel area, in which:
The first main pixel region includes first switch and the first storage assembly for connecting the first switch, the first sub- picture
Plain area includes the second storage assembly of second switch and the connection second switch, the first switch and the second switch coupling
It is connected to scan line described in same and the data line；
The first sub-pixel area further includes the shared switch of charge and charge sharing storage sets part, the first pixel list described in line n
The control terminal of the shared switch of the charge in member is connected to scan line described in the (n+1)th row, and it is shared that the first pole connects the charge
Storage assembly, the second pole connect the second switch and second storage assembly；
Second pixel unit includes the second main pixel region and the second sub-pixel area, in which:
The second main pixel region includes third switch and the third storage assembly for connecting the third switch, the second sub- picture
Plain area includes the 4th switch and the 4th storage assembly for connecting the 4th switch, and the third switch and the described 4th switchs coupling
It is connected to scan line described in same and the data line；
Second sub-pixel area further includes the shared switch of voltage, and the control terminal and the third of the shared switch of the voltage switch
It is switched with the described 4th and is connected to the same scan line, the first pole connection common voltage of the shared switch of the voltage, second
Pole connection the 4th switch and the 4th storage assembly.
10. a kind of display device, which is characterized in that including display panel of any of claims 1-9.
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| CN114299892A (en) * | 2021-12-24 | 2022-04-08 | 长沙惠科光电有限公司 | Pixel structure, pixel driving method, display panel and display device |
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