CN109613767A - Display panel and display device - Google Patents
Display panel and display device Download PDFInfo
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- CN109613767A CN109613767A CN201811570748.XA CN201811570748A CN109613767A CN 109613767 A CN109613767 A CN 109613767A CN 201811570748 A CN201811570748 A CN 201811570748A CN 109613767 A CN109613767 A CN 109613767A
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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
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
- G09G3/3611—Control of matrices with row and column drivers
- G09G3/3648—Control of matrices with row and column drivers using an active matrix
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- Crystallography & Structural Chemistry (AREA)
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- Theoretical Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Mathematical Physics (AREA)
- Optics & Photonics (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Liquid Crystal Display Device Control (AREA)
- Liquid Crystal (AREA)
Abstract
This application involves a kind of display panel and display devices, including multiple columns of data lines and pixel array, each data line accesses the driving signal of a fixed polarity, and the polarity of any two adjacent data lines access driving signal is opposite, pixel array includes multiple pixel units, each pixel unit includes red sub-pixel, green sub-pixels and the blue subpixels for being in same row and being disposed adjacent, the data line connection that a part of sub-pixel is adjacent with side in same row sub-pixel, the data line connection adjacent with the other side of another part sub-pixel.By make same column sub-pixel a part and side data line connect to obtain positive voltage, another part and the connection of the data line of the other side are to obtain negative voltage, while guaranteeing that liquid crystal drive voltage polarity hair turns, it is not required to carry out polarity reversion to driving signal, to reduce driving power consumption.
Description
Technical field
This application involves display field more particularly to a kind of display panel and display devices.
Background technique
In liquid crystal display panel, pixel array accesses driving signal to provide driving voltage for liquid crystal, is driven by changing
The steering of dynamic voltage control liquid crystal makes display panel show the picture of different grayscale to control the light transmittance of liquid crystal.If applying
The driving voltage being added on liquid crystal is continuously same polar voltage, it will liquid crystal layer internal structure is destroyed, so that display image quality
It is poor.Due to liquid crystal turn to only with the potential difference of liquid crystal two sides in relation to and with the driving polarity of voltage it is unrelated, usually one
Polarity reversion is carried out to the driving signal of access in fixed cycle, i.e. driving signal is AC signal, to guarantee that liquid crystal layer property is steady
It is fixed, but driving signal carries out the power consumption that periodic polarity reversion considerably increases display panel again.
Summary of the invention
Based on this, it is necessary to carry out polarity for display panel driving signal and invert the problem for causing power consumption larger, propose
A kind of new display panel and display device.
A kind of display panel, comprising:
Multiple columns of data lines, each data line accesses the driving signal of a fixed polarity, and any two adjacent data line accesses
The polarity of driving signal is opposite；
Pixel array, including multiple pixel units, each pixel unit include multiple sub-pixels and same pixel unit
Interior each sub-pixel is in same row, the data line connection that a part of sub-pixel is adjacent with side in same row sub-pixel, another
The data line connection adjacent with the other side of part sub-pixel.
Above-mentioned display panel, by the alternating polarity arrangement of the connect driving signal of data line, the i.e. data of pixel column side
Line inputs positive voltage, and the data line of the other side inputs negative voltage, and the data line of a part of sub-pixel and side in pixel column connects
Connect to obtain positive voltage, the data line of another part sub-pixel and the other side is connected to obtain negative voltage, when pixel array line by line
When scanning, reversion occurs for the polarity for the driving voltage being applied on liquid crystal to maintain the stabilization of liquid crystal layer property.Meanwhile it driving
In the process, the driving signal of input data line no longer needs to carry out polar reversion, accesses DC voltage, thus drops significantly
The low driving power consumption of display panel.
It is in identical with the sub-pixel type of one scan line in the pixel array in one of the embodiments, it is same
The polarity for arranging the connect driving signal of all sub-pixels is cancelled out each other.
The pixel array includes the first pixel unit for being in same row and being arranged alternately in one of the embodiments,
Group and the second pixel unit group, the first pixel unit group and the second pixel unit group include the identical pixel list of quantity
The polarity of member, the first pixel unit group and the connect driving signal of the second pixel unit group is opposite.
In one of the embodiments, the first pixel unit group include first to fourth pixel unit, described second
Pixel unit group includes the 5th to the 8th pixel unit, and the polarity of the connect driving signal of the first pixel unit is respectively n-
It is negative-negative, the polarity of the connect driving signal of the second pixel unit is negative respectively-bears-just, the third pixel unit connects drive
The polarity of dynamic signal be respectively it is n- just, the polarity of the connect driving signal of the 4th pixel unit be negative respectively-bearing-bear,
The polarity of 5th pixel unit and the connect driving signal of the first pixel unit is on the contrary, the 6th pixel unit and institute
The polarity of the connect driving signal of the second pixel unit is stated on the contrary, the 7th pixel unit and the third pixel unit connect drive
The polarity of dynamic signal is on the contrary, the 8th pixel unit is opposite with the polarity of the connect driving signal of the 4th pixel unit.
The first pixel unit group includes the 9th pixel unit and the tenth pixel unit in one of the embodiments,
The second pixel unit group includes the 11st pixel unit and the 12nd pixel unit, and the 9th pixel unit connects driving
The polarity of signal is respectively that positive-negative-is negative, and the polarity of the connect driving signal of the tenth pixel unit is respectively positive-negative, institute
State the polarity of the 11st pixel unit and the connect driving signal of the 9th pixel unit on the contrary, the 12nd pixel unit and
The polarity of the connect driving signal of tenth pixel unit is opposite.
The connect driving signal of one of pixel unit in any two adjacent pixel unit in one of the embodiments,
Voltage it is relatively high, the voltage of the connect driving signal of one other pixel unit is relatively low.
In one of the embodiments, further include:
Source electrode drive circuit provides driving signal for the data line.
A kind of display panel, comprising:
Multiple columns of data lines, each data line access the driving signal of a fixed polarity, and adjacent data line access driving letter
Number polarity it is opposite；
Pixel array, including multiple pixel units, each pixel unit include multiple sub-pixels and same pixel unit
Interior each sub-pixel is in same row, and same column sub-pixel includes the first pixel unit group being arranged alternately and the second pixel unit
Group, the first pixel unit group include the 9th pixel unit and the tenth pixel unit, and the second pixel unit group includes the
The polarity of 11 pixel units and the 12nd pixel unit, the connect driving signal of the 9th pixel unit is respectively positive-negative-
Negative, the polarity of the connect driving signal of the tenth pixel unit is respectively positive-negative, the 11st pixel unit with it is described
The polarity of 9th the connect driving signal of pixel unit is on the contrary, the 12nd pixel unit and the tenth pixel unit connect drive
The polarity of dynamic signal is on the contrary, access the sub-pixel of positive polarity driving signal and the data line company of side in the same column sub-pixel
It connects, the data line of sub-pixel and the other side that negative polarity driving signal is accessed in the same column sub-pixel connects, and any two is adjacent
The voltage of the connect driving signal of one of pixel unit in pixel unit is relatively high, and one other pixel unit connects driving
The voltage of signal is relatively low.
Above-mentioned display panel using the driving method of high-low voltage driven, and is applied to the driving voltage on liquid crystal
Polarity is in periodic transformation, is cancelled out each other with the high voltage polarity in color pixel, low-voltage polarity is also cancelled out each other, and can make to show
Show that the brightness of picture is more uniform and reduce colour cast, improves display image quality.Meanwhile the company by changing pixel array and data line
Mode is connect, inputting the sub-pixel for needing to access positive voltage with side has the data line of positive voltage signal to connect, and makes to need to access
The sub-pixel of negative voltage has the data line of negative voltage signal to connect with side input, so both ensure that and is applied on liquid crystal layer
Driving voltage generates polarity reversion, and the driving signal inputted in data line does not need to carry out polarity reversion, greatly reduces drive
Dynamic power consumption.
A kind of display device, including above-mentioned display panel.
Above-mentioned display device, during display panel driving, driving signal can make liquid crystal layer without being inverted
Driving voltage inverts, and can maintain the stabilization of liquid crystal layer and reduce product power consumption.
Detailed description of the invention
Fig. 1 is display panel driver framework partial schematic diagram in an embodiment；
Fig. 2 is the circuit connection diagram of the display panel driver framework of corresponding diagram 1；
Fig. 3 is display panel driver framework partial schematic diagram in another embodiment；
Fig. 4 is each sub-pixel voltage distribution map in an embodiment in 3 display panel driver framework of corresponding diagram；
Fig. 5 is each sub-pixel voltage distribution map in another embodiment in 3 display panel driver framework of corresponding diagram；
Fig. 6 is display panel driver framework partial schematic diagram in another embodiment；
Fig. 7 is each sub-pixel voltage distribution map in an embodiment in 6 display panel driver framework of corresponding diagram；
Fig. 8 is each sub-pixel voltage distribution map of 6 display panel driver framework of corresponding diagram in another embodiment.
Specific embodiment
The application in order to facilitate understanding is described more fully the application below with reference to relevant drawings.In attached drawing
Give the preferred embodiment of the application.But the application can realize in many different forms, however it is not limited to this paper institute
The embodiment of description.On the contrary, purpose of providing these embodiments is make it is more thorough and comprehensive to disclosure of this application.
Unless otherwise defined, all technical and scientific terms used herein and the technical field for belonging to the application
The normally understood meaning of technical staff is identical.The term used in the description of the present application is intended merely to description tool herein
The purpose of the embodiment of body, it is not intended that in limitation the application.Term " and or " used herein includes one or more phases
Any and all combinations of the listed item of pass.
In the description of the present application, it is to be understood that term " on ", "lower", "vertical", "horizontal", "inner", "outside" etc.
The orientation or positional relationship of instruction is method based on the figure or positional relationship, is merely for convenience of description the application and Jian
Change description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific orientation construct and
Operation, therefore should not be understood as the limitation to the application.
In one embodiment, as shown in Figure 1, display panel includes multiple columns of data lines 100 and pixel array 200, pixel battle array
Column 200 include multiple pixel unit A.Wherein, each data line accesses the driving signal of a fixed polarity, and multiple columns of data lines
The polarity of the driving signal of any two adjacent data line access in 100 is on the contrary, a radical in i.e. any two adjacent data line
Positive voltage is accessed according to line, another a data wire accesses negative voltage, the driving voltage that such as the first to the 7th data line D1 to D7 is accessed
Polarity be respectively+-+-+-+, picture display during same root data line access driving signal polarity remain unchanged, i.e.,
The driving signal of data line access can be DC voltage.Pixel unit A includes each in multiple sub-pixels and same pixel unit
Sub-pixel is in same row, and pixel unit specifically may include red sub-pixel R, the sub- picture of green for being in same row and being disposed adjacent
Plain G and blue subpixels B, wherein the combination of red sub-pixel R, green sub-pixels G and blue subpixels B can flexibly be set
Set, i.e., the relative position of red sub-pixel R, green sub-pixels G and blue subpixels B can flexible transformation, can successively be arranged successively
For red sub-pixel, green sub-pixels and blue subpixels, can also be arranged successively as blue subpixels, green sub-pixels and red
Sub-pixel can also be arranged successively as green sub-pixels, red sub-pixel and blue subpixels, can also be other combination sides
Formula.Part sub-pixel in same row sub-pixel is connect with the data line of the column sub-pixel side, another part sub-pixel with should
The data line of the column sub-pixel other side connects.It should be understood that display panel also includes multi-strip scanning line 300, scan line 300
It is arranged in a crisscross manner with data line 100, the sub-pixel in pixel array with a line is connect with same scan line, and such as first to the 6th
Scan line G1 to G6 is connect with the first to the 6th row sub-pixel respectively, is successively inputted scanning signal to each row by scan line, is made
Each row sub-pixel is sequentially turned on to obtain the driving signal of respective data lines, to control the steering of liquid crystal.
In the present embodiment, since the alternating polarity of the connect driving signal of data line is arranged, and between adjacent two data line
Pixel column in a part of sub-pixel and side data line connect to obtain positive voltage, another part sub-pixel and the other side
Data line connect to obtain negative voltage, when pixel array progressive scan when, be applied to the driving voltage on liquid crystal polarity hair
The raw stabilization inverted to maintain liquid crystal layer property.Meanwhile being made in the present embodiment by being designed to display panel driver framework
The data line of the side of sub-pixel accesses positive voltage, and the data line of the other side accesses negative voltage, and makes to need to input positive voltage
Sub-pixel with side there is the data line of positive voltage to connect, and the sub-pixel for needing to input negative voltage and the other side is made to have negative voltage
Data line connection, during driving, the driving signal of input data line no longer needs to carry out polar reversion, is directly accessed
Thus DC voltage greatly reduces the driving power consumption of display panel.
As shown in Fig. 2, each sub-pixel connect the grid of specially thin film transistor (TFT) with data line and scan line in pixel array
Pole is connect with scan line, and the source electrode of thin film transistor (TFT) is connect with data line, and thin film transistor (TFT) is located at the side of liquid crystal layer, common electrical
Pole is located at the other side of liquid crystal layer, is connected after the grid access scanning signal of thin film transistor (TFT), the side of liquid crystal layer by with source
Pole connection obtains driving voltage, and the voltage formation potential difference of driving voltage and public electrode rotates liquid crystal.
In one embodiment, as shown in Figure 1, in pixel array 200 be located at the sub-pixel type of one scan line it is identical, i.e.,
Sub-pixel in scan line with red sub-pixel is all red sub-pixel, and the scan line with green sub-pixels is all green
Sub-pixel, the scan line with blue subpixels are all blue subpixels.It is identical with the sub-pixel type of one scan line, it can drop
The difficulty of low display panel colour cell preparation.
In one embodiment, the polarity of the connect driving signal of same sub-pixels in same column is cancelled out each other, same to dice
Pixel refers to identical colour cell sub-pixel, i.e., connects the red sub-pixel of positive voltage in same row and the red for connecting negative voltage is sub
Pixel quantity is equal, the green sub-pixels with the quantity phase for the green sub-pixels for connecting negative voltage of connection positive voltage in same row
Deng, in same row connect positive voltage blue subpixels with connection the quantity of blue subpixels of negative voltage it is equal, be in it is same
The polarity of the connect driving signal of same sub-pixels of column is cancelled out each other, and colour cast can be reduced, and improves display image quality.
In one embodiment, pixel array includes in same row and the first pixel unit group being arranged alternately and the second picture
Plain unit group, the number of pixel cells phase that the number of pixel cells that the first pixel unit group is included is included with the second pixel unit group
Deng, and the polarity of the polarity of the first pixel unit group and the second pixel unit group is on the contrary, the first pixel unit group and the second pixel
Unit group is arranged alternately, so that the polarity of the same sub-pixels in same column pixel is cancelled out each other.It is illustrated in figure 3 driver framework office
Portion's schematic diagram wherein merely illustrating part sub-pixel, and merely illustrates a first pixel unit group 210 and one in same row
Second pixel unit group 220, it is possible to understand that, it, should be comprising multiple first pixel unit groups 210 and more in entire pixel permutation
A second pixel unit group 220 and the first pixel unit group 210 and the second pixel unit resistance 220 are arranged alternately.Pixel array is in
Periodic arrangement is conducive to make to show that the brightness of picture is more uniform and reduces colour cast so that the arrangement of array is more regular.
In one embodiment, as shown in figure 3, the first pixel unit group 210 includes the first pixel unit 211, the second pixel
Unit 212, third pixel unit 213 and the 4th pixel unit 214, the second pixel unit group 220 include the 5th pixel unit
221, the 6th pixel unit 222, the 7th pixel unit 223 and the 8th pixel unit 224, wherein the first pixel unit 211 is connect
The polarity of driving signal is respectively that positive-negative-is negative, and the polarity of the connect driving signal of the second pixel unit 212 is negative respectively-bears-just,
The polarity of the connect driving signal of third pixel unit 213 be respectively it is n- just, the connect driving signal of the 4th pixel unit 214
Polarity is negative respectively, and-bearing-is born, the polarity of the connect driving signal of the 5th pixel unit 221 and the first pixel unit 211 on the contrary,
I.e. the polarity of the connect driving signal of the 5th pixel unit 221 is negative-positive-positive, the pole of the connect driving signal of the 6th pixel unit 222
Property with the second pixel unit 212 on the contrary, the polarity of i.e. the connect driving signal of the 6th pixel unit 222 be positive-negative, the 7th
The polarity of the connect driving signal of pixel unit 223 is with third pixel unit 213 on the contrary, i.e. the 7th pixel unit 223 connects drive
The polarity of dynamic signal is negative-bears-just, the polarity and the phase of the 4th pixel unit 214 of the connect driving signal of the 8th pixel unit 224
Instead, i.e., the polarity of the connect driving signal of the 8th pixel unit 224 be it is n- just.In the present embodiment, the red of positive voltage is connect
The number of sub-pixel is 4, and the number for connecing the red sub-pixel of negative voltage is also 4, and the positive-negative polarity of red sub-pixel is mutual
It offsets.The number for connecing the green sub-pixels of positive voltage is 4, and the number for connecing the green sub-pixels of negative voltage is also 4, green
The positive-negative polarity of pixel is cancelled out each other.The number for connecing the blue subpixels of positive voltage is 4, connects the blue subpixels of negative voltage
Number is also 4, and the positive-negative polarity of blue subpixels is cancelled out each other.Polarity with the connect voltage of sub-pixels is cancelled out each other, and is had
Conducive to colour cast is reduced, display image quality is improved.Meanwhile being arranged with pixel array in the mode in the present embodiment, in same row, first trip
It is positive voltage with three rows of inverse, four positive voltages of intermediate behavior and four negative voltages are arranged alternately, the drive being applied on liquid crystal
Dynamic polarity of voltage is in periodic transformation, is conducive to make to show that the brightness of picture is more uniform, to improve display image quality.
In one embodiment, the voltage of the connect driving signal of one of pixel unit in any two adjacent pixel unit
Relatively high, the voltage of the connect driving signal of one other pixel unit is relatively low, and it is the electricity of driving signal that voltage is relatively high
Pressure is higher than the threshold value of setting, and for the relatively low voltage for being driving signal of voltage lower than the threshold value of setting, which is normal driving
Voltage value required for one sub-pixel.It is illustrated in figure 4 the voltage distribution graph of 3 driver framework of corresponding diagram, wherein H is referred to
Opposing high voltage potentials, L refer to relative low voltage, the first pixel unit 211, third pixel list in pixel array wherein a column
Each sub-pixel in first 213, the 5th pixel unit 221, the 7th pixel unit 223 accesses opposing high voltage potentials driving signal, the
Each sub-pixel in two pixel units 212, the 4th pixel unit 214, the 6th pixel unit 222 and the 8th pixel unit 224 is equal
Relative low voltage driving signal is accessed, adjacent column is arranged in an opposite way.In the present embodiment, in the first pixel list
In tuple 210 and the second pixel unit group 220, as shown in Table 1, in blue subpixels, 2 input high positive voltages, 2 defeated
Enter higher negative voltage, i.e., the polarity of high voltage is cancelled out each other in blue subpixels, 2 lower positive voltages of input, 2 inputs compared with
Low negative voltage, i.e., the polarity of lower voltage is cancelled out each other in blue subpixels；Similarly, the pole of the high voltage in green sub-pixels
Property is cancelled out each other, and the polarity of lower voltage is cancelled out each other；The polarity of high voltage in red sub-pixel is cancelled out each other, lower electricity
The polarity of pressure is cancelled out each other.Using the driving method of high-low voltage driven, and it is mutual with the high voltage polarity in color pixel
It offsets, low-voltage polarity is also cancelled out each other, and can be made to show that the brightness of picture is more uniform and be reduced colour cast, improve display picture
Matter.
In one embodiment, it can also be in any two adjacent pixel unit wherein using the driving method of high-low voltage
The voltage of one connect driving signal of sub-pixel is relatively high, and the voltage of the connect driving signal of another sub-pixel is relatively low,
It is illustrated in figure 5 another voltage distribution graph of 3 driver framework of corresponding diagram, in the first pixel unit group 210 and the second pixel list
In tuple 220, wherein in blue subpixels, 2 input high positive voltages, 2 higher negative voltages of input, i.e. blue subpixels
The polarity of middle high voltage is cancelled out each other, 2 lower positive voltages of input, 2 lower negative voltages of input, i.e., in blue subpixels compared with
The polarity of low-voltage is cancelled out each other；Similarly, the polarity of the high voltage in green sub-pixels is cancelled out each other, the polarity of lower voltage
It cancels out each other；The polarity of high voltage in red sub-pixel is cancelled out each other, and the polarity of lower voltage is cancelled out each other.
In one embodiment, as shown in fig. 6, the first pixel unit group 210 includes the 9th pixel unit 215 and the tenth pixel
Unit 216, the second pixel unit group 220 include the 11st pixel unit 225 and the 12nd pixel unit 226, wherein the 9th picture
The polarity of the connect driving signal of plain unit 215 is respectively that positive-negative-is negative, the polarity point of the connect driving signal of the tenth pixel unit 216
Not Wei positive-negative, the polarity of the connect driving signal of the 11st pixel unit 225 and the 9th pixel unit 215 on the contrary, i.e. the
The polarity of the connect driving signal of 11 pixel unit 225 is respectively negative-positive-positive, the connect driving signal of the 12nd pixel unit 226
Polarity and the tenth pixel unit 216 on the contrary, the polarity of i.e. the connect driving signal of the 12nd pixel unit 226 be negative respectively-
Negative-just.In the present embodiment, the number for connecing the red sub-pixel of positive voltage is 2, connects the number of the red sub-pixel of negative voltage
It also is 2, the positive-negative polarity of red sub-pixel is cancelled out each other.The number for connecing the green sub-pixels of positive voltage is 2, connects negative voltage
The numbers of green sub-pixels be also 2, the positive-negative polarity of green sub-pixels is cancelled out each other.Connect the blue subpixels of positive voltage
Number is 2, and the number for connecing the blue subpixels of negative voltage is also 2, and the positive-negative polarity of blue subpixels is cancelled out each other.It is homochromy
The polarity of the connect voltage of sub-pixel is cancelled out each other, and colour cast is advantageously reduced, and improves display image quality.Meanwhile with pixel array with this
Mode in embodiment is arranged, and in same row, first trip and tail row are positive voltage, 2 positive voltages of intermediate behavior and 2 negative voltages
It is arranged alternately, is applied to the driving voltage polarity on liquid crystal in periodic transformation, be conducive to make to show that the brightness of picture is more equal
It is even, to improve display image quality.
In one embodiment, the voltage of the connect driving signal of one of pixel unit in any two adjacent pixel unit
Relatively high, the voltage of the connect driving signal of one other pixel unit is relatively low, is illustrated in figure 76 driver framework of corresponding diagram
Voltage distribution graph, wherein pixel array wherein one column in the 9th pixel unit 215 and the 11st pixel unit 225 in
Each sub-pixel access opposing high voltage potentials driving signal, each son in the tenth pixel unit 216 and the 12nd pixel unit 226
Pixel accesses relative low voltage driving signal, and adjacent column is arranged in an opposite way.In the present embodiment, first
In pixel unit group 210 and the second pixel unit group 220, as shown in Table 2, in blue subpixels, 1 input high positive voltage,
1 higher negative voltage of input, i.e., the polarity of high voltage is cancelled out each other in blue subpixels, 1 lower positive voltage of input, and 1
Lower negative voltage is inputted, i.e., the polarity of lower voltage is cancelled out each other in blue subpixels；Similarly, the higher electricity in green sub-pixels
The polarity of pressure is cancelled out each other, and the polarity of lower voltage is cancelled out each other；The polarity of high voltage in red sub-pixel is cancelled out each other,
The polarity of lower voltage is cancelled out each other.Using the driving method of high-low voltage driven, and with the high voltage pole in color pixel
Property cancel out each other, low-voltage polarity is also cancelled out each other, and can be made to show that the brightness of picture is more uniform and be reduced colour cast, is improved aobvious
Show image quality.
In one embodiment, it can also be in any two adjacent pixel unit wherein using the driving method of high-low voltage
The voltage of one connect driving signal of sub-pixel is relatively high, and the voltage of the connect driving signal of another sub-pixel is relatively low,
It is illustrated in figure 8 another voltage distribution graph of 6 driver framework of corresponding diagram, in the first pixel unit group 210 and the second pixel list
In tuple 220, wherein in blue subpixels, 1 input high positive voltage, 1 higher negative voltage of input, i.e. blue subpixels
The polarity of middle high voltage is cancelled out each other, 1 lower positive voltage of input, 1 lower negative voltage of input, i.e., in blue subpixels compared with
The polarity of low-voltage is cancelled out each other；Similarly, the polarity of the high voltage in green sub-pixels is cancelled out each other, the polarity of lower voltage
It cancels out each other；The polarity of high voltage in red sub-pixel is cancelled out each other, and the polarity of lower voltage is cancelled out each other.
In one embodiment, display panel further includes source electrode drive circuit, and source electrode drive circuit is connect with data line, with for
Each data line provides corresponding driving signal, which can be d. c. voltage signal, i.e., driving signal is without carrying out polarity
Reversion so that the power consumption of source electrode drive circuit substantially reduces.
The application further relates to a kind of display panel, including multiple columns of data lines 100 and pixel array 200, and pixel array 200 wraps
Include multiple pixel unit A.Wherein, the polarity phase of the driving signal of any two adjacent data line access in multiple columns of data lines 100
Instead.Pixel unit A includes that each sub-pixel in multiple sub-pixels and same pixel unit is in same row, and pixel unit A is specific
It may include red sub-pixel R, green sub-pixels G and the blue subpixels B for being in same row and being disposed adjacent, same column sub-pixel packet
The the first pixel unit group 210 and the second pixel unit group 220 being arranged alternately are included, the first pixel unit group 210 includes the 9th picture
Plain unit 215 and the tenth pixel unit 216, the second pixel unit group 220 include the 11st pixel unit 225 and the 12nd pixel
Unit 226, the polarity of the connect driving signal of the 9th pixel unit 215 are respectively that positive-negative-is negative, and the tenth pixel unit 216 connects drive
The polarity of dynamic signal is respectively positive-negative, the pole of the 11st pixel unit 225 and the connect driving signal of the 9th pixel unit 215
Property on the contrary, the polarity of the 12nd pixel unit 226 and the connect driving signal of the tenth pixel unit 216 on the contrary, in same column sub-pixel
The data line of the sub-pixel and side that access positive polarity driving signal connects, and negative polarity driving signal is accessed in same column sub-pixel
Sub-pixel and the data line of the other side connect, the connect driving signal of one of pixel unit in any two adjacent pixel unit
Voltage it is relatively high, the voltage of the connect driving signal of one other pixel unit is relatively low.
Above-mentioned display panel using the driving method of high-low voltage driven, and is applied to the driving voltage on liquid crystal
Polarity is in periodic transformation, is cancelled out each other with the high voltage polarity in color pixel, low-voltage polarity is also cancelled out each other, and can make to show
Show that the brightness of picture is more uniform and reduce colour cast, improves display image quality.Meanwhile the company by changing pixel array and data line
Mode is connect, inputting the sub-pixel for needing to access positive voltage with side has the data line of positive voltage signal to connect, and makes to need to access
The sub-pixel of negative voltage has the data line of negative voltage signal to connect with side input, so both ensure that and is applied on liquid crystal layer
Driving voltage generates polarity reversion, and the driving signal inputted in data line does not need to carry out polarity reversion, greatly reduces drive
Dynamic power consumption.
The application further relates to a kind of display device, which includes above-mentioned display panel, and display panel includes multiple row
The polarity of data line and pixel array, each data line access driving signal remains unchanged, and the access of any two adjacent data line is driven
The polarity of dynamic signal is opposite；Pixel array includes multiple pixel units, and each pixel unit includes in same row and being disposed adjacent
Multiple sub-pixels, the data line connection adjacent with side of a part of sub-pixel, another part sub-pixel in same row sub-pixel
The design of the data line connection adjacent with the other side, display panel is introduced with hereinbefore specific, and details are not described herein again.
Above-mentioned display device, during display panel driving, driving signal can make liquid crystal layer without being inverted
Driving voltage inverts, and can maintain the stabilization of liquid crystal layer and reduce product power consumption.
The several embodiments of the application above described embodiment only expresses, 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 concept of this application, various modifications and improvements can be made, these belong to the protection of the application
Range.Therefore, the scope of protection shall be subject to the appended claims for the application patent.
Claims (10)
1. a kind of display panel characterized by comprising
Multiple columns of data lines, each data line access the driving signal of a fixed polarity, and the access driving of any two adjacent data line
The polarity of signal is opposite；
Pixel array, including multiple pixel units, each pixel unit include in multiple sub-pixels and same pixel unit
Each sub-pixel is in same row, the data line connection that a part of sub-pixel is adjacent with side in same row sub-pixel, another part
The sub-pixel data line connection adjacent with the other side.
2. display panel as described in claim 1, which is characterized in that in the sub- picture with one scan line in the pixel array
Plain type is identical, and the polarity of the connect driving signal of same sub-pixels of same row is cancelled out each other.
3. display panel as described in claim 1, which is characterized in that the pixel array includes in same row and alternating is set
The the first pixel unit group and the second pixel unit group set, the first pixel unit group and the second pixel unit group include
The identical pixel unit of quantity, the polarity phase of the first pixel unit group and the connect driving signal of the second pixel unit group
Instead.
4. display panel as claimed in claim 3, which is characterized in that the first pixel unit group includes first to fourth picture
Plain unit, the second pixel unit group include the 5th to the 8th pixel unit, the connect driving signal of the first pixel unit
Polarity be respectively that positive-negative-is negative, the polarity of the connect driving signal of the second pixel unit is negative respectively-bears-just, described the
The polarity of the connect driving signal of three pixel units be respectively it is n- just, the polarity of the connect driving signal of the 4th pixel unit
Be negative respectively-bearing-bear, the polarity of the 5th pixel unit and the connect driving signal of the first pixel unit is on the contrary, described
The polarity of 6th pixel unit and the connect driving signal of the second pixel unit is on the contrary, the 7th pixel unit and described the
The polarity of the connect driving signal of three pixel units is on the contrary, the 8th pixel unit and the 4th pixel unit connect driving letter
Number polarity it is opposite.
5. display panel as claimed in claim 3, which is characterized in that the first pixel unit group includes the 9th pixel unit
With the tenth pixel unit, the second pixel unit group include the 11st pixel unit and the 12nd pixel unit, the described 9th
The polarity of the connect driving signal of pixel unit is respectively that positive-negative-is negative, the polarity point of the connect driving signal of the tenth pixel unit
Not Wei positive-negative, the polarity of the 11st pixel unit and the connect driving signal of the 9th pixel unit is on the contrary, described
12nd pixel unit is opposite with the polarity of the connect driving signal of the tenth pixel unit.
6. display panel as described in claim 4 or 5, which is characterized in that one of them in any two adjacent pixel unit
The voltage of the connect driving signal of pixel unit is relatively high, and the voltage of the connect driving signal of one other pixel unit is relatively low.
7. display panel as described in claim 4 or 5, which is characterized in that one of son in any two adjacent subpixels
The voltage of the connect driving signal of pixel is relatively high, and the voltage of the connect driving signal of another sub-pixel is relatively low.
8. display panel as described in claim 1, which is characterized in that further include:
Source electrode drive circuit provides driving signal for the data line.
9. a kind of display panel characterized by comprising
Multiple columns of data lines, each data line accesses the driving signal of a fixed polarity, and adjacent data line accesses driving signal
Polarity is opposite；
Pixel array, including multiple pixel units, each pixel unit include in multiple sub-pixels and same pixel unit
Each sub-pixel is in same row, and same column sub-pixel includes the first pixel unit group and the second pixel unit group being arranged alternately, institute
Stating the first pixel unit group includes the 9th pixel unit and the tenth pixel unit, and the second pixel unit group includes the 11st picture
Plain unit and the 12nd pixel unit, the polarity of the connect driving signal of the 9th pixel unit is respectively that positive-negative-is negative, described
The polarity of tenth the connect driving signal of pixel unit is respectively positive-negative, the 11st pixel unit and the 9th pixel
The polarity of the connect driving signal of unit is on the contrary, the 12nd pixel unit and the connect driving signal of the tenth pixel unit
Polarity is on the contrary, the sub-pixel data line adjacent with side for accessing positive polarity driving signal in the same column sub-pixel connects, institute
State the data line connection adjacent with the other side of the sub-pixel of access negative polarity driving signal in same column sub-pixel, any two adjacent picture
The voltage of the connect driving signal of one of pixel unit in plain unit is relatively high, and one other pixel unit connects driving letter
Number voltage it is relatively low.
10. a kind of display device, which is characterized in that including the described in any item display panels of claim 1 to 9.
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