CN109830217A - Liquid crystal display panel, display device and driving method - Google Patents
Liquid crystal display panel, display device and driving method Download PDFInfo
- Publication number
- CN109830217A CN109830217A CN201910280258.4A CN201910280258A CN109830217A CN 109830217 A CN109830217 A CN 109830217A CN 201910280258 A CN201910280258 A CN 201910280258A CN 109830217 A CN109830217 A CN 109830217A
- Authority
- CN
- China
- Prior art keywords
- pixel
- switch pipe
- sub
- charge
- line
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
The embodiment of the present invention provides a kind of liquid crystal display panel, display device and driving method, is related to field of display technology, is able to use the display that simpler driving method driving liquid crystal display panel realizes electronic tag, and the power consumption during driving is smaller, cost is relatively low.The liquid crystal display panel includes: multiple pixels；In each pixel, the control terminal of the first charge switch pipe, the second charge switch pipe and third charge switch pipe is electrically connected to control node；First charge switch pipe and the first control switch pipe are series between the first pixel electrode and charge node, second charge switch pipe is series between the second pixel electrode and charge node, and third charge switch pipe and the second control switch pipe are series between third pixel electrode and charge node.
Description
Technical field
The present invention relates to field of display technology more particularly to a kind of liquid crystal display panels, display device and driving method.
Background technique
Electronic tag is a kind of display device of alternative traditionally on paper label, due to the requirement of its application scenarios, usually
It only needs to show three kinds of particular colors, realizes simple picture, for example, display white gravoply, with black engraved characters or yellow bottom black word etc..
Existing liquid crystal display panel may be implemented colour picture abundant and show, therefore, if using existing liquid crystal
Display panel realizes the display of electronic tag, and power consumption during driving is larger, higher cost.
Summary of the invention
The embodiment of the present invention provides a kind of liquid crystal display panel, display device and driving method, is able to use simpler
Driving method drives the display of liquid crystal display panel realization electronic tag, and the power consumption during driving is smaller, cost is relatively low.
On the one hand, the embodiment of the present invention provides a kind of liquid crystal display panel, comprising:
It is in multiple pixels of matrix arrangement along line direction and column direction；
Each pixel includes the first control switch pipe, the second control switch pipe and along the of line direction arrangement
One sub-pixel, the second sub-pixel and third sub-pixel；
First sub-pixel includes the first pixel electrode and the first charge switch pipe, and second sub-pixel includes second
Pixel electrode and the second charge switch pipe, the third sub-pixel include third pixel electrode and third charge switch pipe；
Each pixel includes control node and charge node；
In each pixel, the first charge switch pipe, the second charge switch pipe and third charging
The control terminal of switching tube is electrically connected to the control node；
In each pixel, the first charge switch pipe and the first control switch pipe are series at described first
Between pixel electrode and the charge node, the second charge switch pipe is series at second pixel electrode and the charging
Between node, the third charge switch pipe and the second control switch pipe are series at the third pixel electrode and described fill
Between electrical nodes；
Scan line corresponding with pixel described in every row, the scan line are electrically connected in pixel described in corresponding a line each
The control node of the pixel；
Data line corresponding with pixel described in each column, the data line are electrically connected to each in the corresponding column pixel
The charge node of the pixel.
Optionally, above-mentioned liquid crystal display panel further include:
First control signal line is electrically connected to the control terminal of each first control switch pipe；
Second control signal line is electrically connected to the control terminal of each second control switch pipe.
Optionally, all first sub-pixels in the multiple pixel are same color sub-pixel；
All second sub-pixels in the multiple pixel are same color sub-pixel；
All third sub-pixels in the multiple pixel are same color sub-pixel.
Optionally, second sub-pixel is white sub-pixels.
Optionally, one of first sub-pixel and the third sub-pixel are yellow sub-pixel, first son
Pixel and the other one of the third sub-pixel are white sub-pixels.
Optionally, one of first sub-pixel and the third sub-pixel are yellow sub-pixel, first son
Pixel and the other one of the third sub-pixel are red sub-pixel.
Optionally, the yellow sub-pixel includes the red color resistance and green color blocking for optical filtering.
On the other hand, the embodiment of the present invention also provides a kind of display device, including above-mentioned liquid crystal display panel.
On the other hand, the embodiment of the present invention also provides a kind of driving method, for above-mentioned liquid crystal display panel, the drive
Dynamic method includes:
Periodic charge period, each charge period include the first charge period and the second charge period；
In first charge period, the first control switch pipe conducting is controlled, the second control switch pipe is controlled
Cut-off, makes the data voltage on the data line be transmitted to first pixel electrode and second pixel electrode；
In second charge period, the first control switch pipe cut-off is controlled, the first control switch pipe is controlled
Conducting, makes the data voltage on the data line be transmitted to second pixel electrode and the third pixel electrode.
Optionally, it in first charge period, is followed successively by scan line described in each and conduction level is provided, so that described
Pixel enters charged state line by line, and the first charge switch pipe in the pixel into charged state, described second are filled
Electric switch pipe and third charge switch pipe conducting control the first control switch pipe conducting, control second control
Switching tube cut-off makes the data voltage on the data line be transmitted to described the in the pixel into charged state line by line
One pixel electrode and second pixel electrode；
In second charge period, be followed successively by scan line described in each and conduction level be provided so that the pixel by
It is advanced into charged state, controls the first control switch pipe cut-off, the second control switch pipe conducting is controlled, makes the number
Second pixel electrode and described being transmitted to line by line according to the data voltage on line in the pixel into charged state
Three pixel electrodes.
Liquid crystal display panel, display device and driving method in the embodiment of the present invention, on the one hand, for a pixel,
Three sub-pixels therein connect driving chip by same data line, are connected without each sub-pixel by individual data line
Driving chip is connect, to save the pin number of driving chip, is reduced costs；On the other hand, for a pixel, wherein
Three sub-pixels only need to receive two kinds of independent data voltages, without driving chip respectively to each sub-pixel generate correspondence
Data voltage signal, to reduce the power consumption of driving chip.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is this hair
Bright some embodiments for those of ordinary skill in the art without any creative labor, can be with
It obtains other drawings based on these drawings.
Fig. 1 is a kind of structural schematic diagram of liquid crystal display panel partial region in the embodiment of the present invention；
Fig. 2 is subregional a kind of partial enlargement diagram in the middle part of Fig. 1；
Fig. 3 is the equivalent structure schematic diagram of a pixel in Fig. 1；
Fig. 4 is the corresponding clock signal figure of a pixel in Fig. 3；
Fig. 5 is the corresponding clock signal figure of multirow pixel in Fig. 2；
Fig. 6 is a kind of structural schematic diagram of display device in the embodiment of the present invention.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.
The term used in embodiments of the present invention is only to be not intended to be limiting merely for for the purpose of describing particular embodiments
The present invention.In the embodiment of the present invention and the "an" of singular used in the attached claims, " described " and "the"
It is also intended to including most forms, unless the context clearly indicates other meaning.
As shown in Figure 1, Figure 2 and Figure 3, Fig. 1 is a kind of structure of liquid crystal display panel partial region in the embodiment of the present invention
Schematic diagram, Fig. 2 are subregional a kind of partial enlargement diagram in the middle part of Fig. 1, and Fig. 3 is that the equivalent structure of a pixel in Fig. 1 shows
It is intended to, the embodiment of the present invention provides a kind of liquid crystal display panel, comprising: along line direction h1 and column direction h2 in the more of matrix arrangement
A pixel 1；Each pixel 1 includes the first control switch pipe M1, the second control switch pipe M2 and along the of line direction h1 arrangement
One sub-pixel 11, the second sub-pixel 12 and third sub-pixel 13；First sub-pixel 11 includes that the first pixel electrode 10 and first fills
Electric switch pipe T1, the second sub-pixel 12 includes the second pixel electrode 20 and the second charge switch pipe T2, third sub-pixel 13 include
Third pixel electrode 30 and third charge switch pipe T3；Each pixel 1 includes control node N1 and charge node N2；In each picture
In element 1, the control terminal of the first charge switch pipe T1, the second charge switch pipe T2 and third charge switch pipe T3 are electrically connected to control
Node N1；In each pixel 1, the first charge switch pipe T1 and the first control switch pipe M1 are series at 10 He of the first pixel electrode
Between charge node N2, for example, the first end of the first charge switch pipe T1 is electrically connected to the first pixel electrode 10, the first charging is opened
The second end for closing pipe T1 is electrically connected to the first end of the first control switch pipe M1, the second end electrical connection of the first control switch pipe M1
In charge node N2, the second charge switch pipe T2 is series between the second pixel electrode 20 and charge node N2, for example, second fills
The first end of electric switch pipe T2 is electrically connected to the second pixel electrode 20, and the second end of the second charge switch pipe T2 is electrically connected to charging
Node N2, third charge switch pipe T3 and the second control switch pipe M2 be series at third pixel electrode 30 and charge node N2 it
Between, for example, the first end of third charge switch pipe T3 is electrically connected to third pixel electrode 30, the second of third charge switch pipe T3
End is electrically connected to the first end of the second control switch pipe M2, and the second end of the second control switch pipe M2 is electrically connected to charge node
N2；Scan line Gate corresponding with every row pixel 1, scan line Gate are electrically connected to each pixel 1 in corresponding one-row pixels 1
Control node N1；Data line Data corresponding with each column pixel 1, data line Data are electrically connected in corresponding column pixel 1 often
The charge node N2 of a pixel 1.
As shown in Figure 3 and Figure 4, Fig. 4 is the corresponding clock signal figure of a pixel in Fig. 3, and the embodiment of the present invention also provides
A kind of driving method, for above-mentioned liquid crystal display panel, it should be noted that in Fig. 4, VGate is for indicating scan line
The voltage of Gate, the control terminal of the first control switch pipe M1 are electrically connected to first control signal line K1, the second control switch pipe M2
Control terminal be electrically connected to second control signal line K2, VK1 is used to indicate the voltage of the first control control signal wire K1, VK2 use
In the voltage for indicating second control signal line K2, it should be noted that the switching tube in Fig. 3 is P-type transistor, P-type crystal
The characteristic with low level conducting, high level cut-off is managed, and N-type transistor has the characteristic of high level conducting, low level cut-off,
The embodiment of the present invention is not construed as limiting the type of switching tube, is only illustrated by taking P-type transistor as an example, and driving method includes:
Periodic charge period t, each charge period t include the first charge period t1 and the second charge period t2；In the first charging
Period t1, control the first control switch pipe M1 conducting, control the second control switch pipe M2 cut-off make the data on data line Data
Voltage transmission is to the first pixel electrode 10 and the second pixel electrode 20；In the second charge period t2, the first control switch pipe is controlled
M1 cut-off, control the first control switch pipe M2 conducting, makes the data voltage on data line Data be transmitted to the second pixel electrode 20
With third pixel electrode 30.
Specifically, in embodiments of the present invention, liquid crystal display panel further includes public electrode, liquid crystal layer and color membrane substrates
(not shown), liquid crystal display panel during the work time, apply public electrode voltages, each pixel electrode on public electrode
It is upper to apply corresponding pixel electrode voltage, electric field is generated between pixel electrode and public electrode, under electric field action, sub-pixel pair
The liquid crystal deflection in liquid crystal layer answered has corresponding with sub-pixel to realize that the corresponding grayscale of sub-pixel is shown, on color membrane substrates
Color blocking, filter for the emergent light to sub-pixel, to show corresponding color, it is to be understood that ground is not every height
Pixel is all correspondingly arranged color blocking, and for the sub-pixel for emitting white light, color membrane substrates can correspond to light-transmissive film layer, so that white light
Directly pass through, realizes the display of white sub-pixels.In embodiments of the present invention, the application scenarios of liquid crystal display panel are electronics mark
Label, there is no need to realize color displays abundant, it is only necessary to realize that simple design and color is shown by driving.Data
Line Data is used to provide data voltage for sub-pixel, charges for the pixel electrode of corresponding sub-pixel, is electrically connected to driving
Chip (not shown) generates data voltage by driving chip.
Below by way of for the driving process of a pixel in the embodiment of the present invention liquid crystal display panel and driving side
Method is illustrated:
As shown in Figure 3 and Figure 4, in the first charge period t1, when scan line Gate is low level (conduction level), control the
One charge switch pipe T1, the second charge switch pipe T2 and third charge switch pipe T3 conducting, first control signal line K1 are low electricity
Flat (conduction level), control the first control switch pipe M1 conducting, second control signal line K2 are high level (cut-off level), control
Second control switch pipe M2 ends, and the data voltage on data line Data passes through the first control switch pipe M1 and the first charge switch
Pipe T1 is transmitted to the first pixel electrode 10, meanwhile, the data voltage on data line Data is transmitted by the second charge switch pipe T2
To the second pixel electrode 20, that is, realize as the charging of the first pixel electrode 10；In the second charge period t2, scan line Gate is
When low level (conduction level), the first charge switch pipe T1 of control, the second charge switch pipe T2 and third charge switch pipe T3 are led
Logical, first control signal line K1 is high level, and control the first control switch pipe M1 cut-off, second control signal line K2 is low electricity
Flat, the second control switch pipe M2 of control is connected, and the data voltage on data line Data passes through the second control switch pipe M2 and third
Charge switch pipe T3 is transmitted to third pixel electrode 30, meanwhile, the data voltage on data line Data passes through the second charge switch
Pipe T2 is transmitted to the second pixel electrode 20, that is, realizes as the charging of the second pixel electrode 20 and third pixel electrode 30.First
Charge period t1 and the second charge period t2 forms the charging process of entire pixel 1, and a pixel 1 includes three sub-pixels,
In, the second pixel electrode 20 can receive the electricity of the data on data line Data in the first charge period t1 and the second charge period t2
Signal is pressed, therefore, the pixel voltage on the second pixel electrode 20 is by data electricity when the second charge period t2 on data line Data
Pressure determines.
It should be noted that in the prior art, liquid crystal display panel color abundant for rendering a, for example, picture
Element includes red sub-pixel, blue subpixels and green sub-pixels, and the corresponding pixel electrode of each sub-pixel receives corresponding points
Data voltage, data voltage is related to the grayscale value of sub-pixel, for reflecting the brightness of sub-pixel, three kinds of different colours, no
Sub-pixel with brightness is superimposed to form a colour element, and a large amount of pixel realizes the color graphics of entire liquid crystal display panel
Display.Therefore, in the prior art, on the one hand, each sub-pixel requires individual data line connection driving chip, drives core
Piece needs more data wire pin, higher cost；On the other hand, each sub-pixel requires to receive independent data voltage,
And data voltage is from driving chip, therefore, during driving, the corresponding each sub-pixel of driving chip driving generates independent
Data voltage signal, power consumption is higher.And in embodiments of the present invention, liquid crystal display panel is only used for display picture, example
Such as, the second sub-pixel 12 is only the sub-pixel for assisting display, can be white sub-pixels, and effect is only blast, the second sub- picture
Plain 12 corresponding grayscale values are identical with the corresponding grayscale value of third sub-pixel 13, that is, pass through the first sub-pixel 11 and third sub-pixel
The display of different colours combined to realize colour element between 13, due to being not necessarily to realize color abundant, two kinds of colors
Combination the display of electronic tag can be thus achieved.
Liquid crystal display panel and driving method in the embodiment of the present invention, on the one hand, for a pixel, three therein
Sub-pixel connects driving chip by same data line, passes through individual data line connection driving core without each sub-pixel
Piece reduces costs to save the pin number of driving chip；On the other hand, for a pixel, three sons therein
Pixel only needs to receive two kinds of independent data voltages, generates corresponding data electricity to each sub-pixel respectively without driving chip
Signal is pressed, to reduce the power consumption of driving chip.
Optionally, above-mentioned liquid crystal display panel, further includes: first control signal line K1 is electrically connected to each first control
The control terminal of switching tube M1；Second control signal line K2 is electrically connected to the control terminal of each second control switch pipe M2.
Specifically, due to each pixel 1 structure having the same, identical mode can be used in each pixel 1
Driving in entire liquid crystal display panel, uses same first control signal line K1 electricity to reduce the power consumption during driving
The control terminal for connecting the corresponding first control switch pipe M1 of each pixel 1 is electrically connected using same first control signal line K2
The corresponding second control switch pipe M2 of each pixel 1.It should be noted that each pixel 1 includes the first control switch pipe M1
Each pixel in display area is set to the second control switch pipe M2, i.e. the first control switch pipe M1 and the second control switch pipe M2
Position between electrode, therefore, first control signal line K1 and second control signal line K2 are equally distributed in display area respectively
Position between pixel electrode, in order to realize the first control switch pipe M1 for connecting each pixel in entire liquid crystal display panel
With the second control switch pipe M2.
Optionally, all first sub-pixels 11 in multiple pixels 1 are same color sub-pixel；Institute in multiple pixels 1
Having the second sub-pixel 12 is same color sub-pixel；All third sub-pixels 13 in multiple pixels 1 are same color sub-pixel.
Specifically, when first control signal line K1 is electrically connected to the corresponding first control switch pipe M1 of each pixel 1, second
When control signal wire K2 is electrically connected to each 1 corresponding second control switch pipe M2 of pixel, the driving having the same of each pixel 2
Process, it is same color sub-pixel that the first all sub-pixels 11, which is arranged, and the second all sub-pixels 12 is same color picture
Element, all third sub-pixels 13 are same color sub-pixel, and the image as shown by electronic tag is fairly simple, phase
Adjacent pixel 1 shows that the probability of same color is larger, during the progressive scan of pixel 1 is charged, when adjacent on column direction
Pixel 1 show same color when, without changing the data voltage on data line Data, therefore, the power consumption of driving chip is lower.
Optionally, the second sub-pixel 12 is white sub-pixels.
Specifically, the second sub-pixel 12 is white sub-pixels, and the second sub-pixel 12 can be made as the sub- picture of auxiliary display
Colour element is collectively formed without the sub-pixel with other colors in element, i.e. the second sub-pixel 12, but functions only as blast
Effect, in the charging process of the same pixel 1, the second sub-pixel 12 and third sub-pixel 13 are simultaneously in the second charge period t2
When receive same data line Data on data voltage, therefore, the second sub-pixel 12 and third sub-pixel 13 are having the same
Grayscale, wherein the color of third sub-pixel 13 is used for and the color addition of the first sub-pixel 11 realizes the display of colour element, and
Second sub-pixel 12, functions only as the effect of blast.
Optionally, one of the first sub-pixel 11 and third sub-pixel 13 are yellow sub-pixel, 11 He of the first sub-pixel
The other one of third sub-pixel 13 is white sub-pixels.
Specifically, for example, the first sub-pixel 11 is yellow sub-pixel, the second sub-pixel 12 is white sub-pixels, third
Pixel 13 is white sub-pixels, in electronic tag, needs to show two kinds of colors or three kinds of colors, for example, showing yellow bottom wrongly written or mispronounced character, Huang
The pictures such as bottom surplus, for the pixel 1 at yellow position in picture, in the first charge period t1, the first pixel electrode 10 and
Two pixel electrodes 20 receive maximum gray and are worth corresponding data voltage, in the second charge period t2, the second pixel electrode 20 and the
Three pixel electrodes 30 receive maximum gray and are worth corresponding data voltage, so that realizing yellow pixel after 1 charging complete of pixel
Display；For the pixel 1 at white positions in picture, in the first charge period t1, the first pixel electrode 10 and the second pixel
Electrode 20 receives minimum gray and is worth corresponding data voltage, in the second charge period t2, the second pixel electrode 20 and third pixel
Electrode 30 receives maximum gray and is worth corresponding data voltage, so that realizing the aobvious of white pixel after 1 charging complete of pixel
Show；For the pixel 1 at darkened locations in picture, in the first charge period t1, the first pixel electrode 10 and the second pixel electrode
20, which receive minimum gray, is worth corresponding data voltage, in the second charge period t2, the second pixel electrode 20 and third pixel electrode
30, which receive minimum gray, is worth corresponding data voltage, so that realizing the display of black picture element after 1 charging complete of pixel.
Optionally, one of the first sub-pixel 11 and third sub-pixel 13 are yellow sub-pixel, 11 He of the first sub-pixel
The other one of third sub-pixel 13 is red sub-pixel.
Specifically, for example, 11 yellow sub-pixels of the first sub-pixel, the second sub-pixel 12 are white sub-pixels, third
Pixel 13 is red sub-pixel, for example, for the pixel 1 at yellow position in picture, in the first charge period t1, the first pixel
Electrode 10 and the second pixel electrode 20 receive maximum gray and are worth corresponding data voltage, in the second charge period t2, the second pixel
Electrode 20 and third pixel electrode 30 receive minimum gray and are worth corresponding data voltage, so that after 1 charging complete of pixel, it is real
The display of existing yellow pixel；For the pixel of red positions in picture, in the first charge period t1,10 He of the first pixel electrode
Second pixel electrode 20 receives minimum gray and is worth corresponding data voltage, in the second charge period t2,20 He of the second pixel electrode
Third pixel electrode 30 receives maximum gray and is worth corresponding data voltage, so that realizing red picture after 1 charging complete of pixel
The display of element；For the pixel at darkened locations in picture, in the first charge period t1 and the second charge period t2, the first pixel
Electrode 10, the second pixel electrode 20 and third pixel electrode 30 receive minimum gray and are worth corresponding data voltage, so that the picture
After plain 1 charging complete, the display of black picture element is realized.
Optionally, yellow sub-pixel includes the red color resistance and green color blocking for optical filtering.
Specifically, for yellow sub-pixel, one kind is achieved in that is arranged corresponding yellow color blocking on color membrane substrates, uses
It is emitted after directly filtering emergent light as sodium yellow；But since the preparation cost of yellow color blocking is higher, another realization side
Formula will the opening of the sub-pixel be divided into two parts, red color resistance is arranged in a portion, and green color is arranged in another part
Emergent light is filtered and is emitted for red light and green light by resistance, can be perceived by human eyesight as yellow after red light and green light combine.
Optionally, as shown in Figure 1, Figure 2, Fig. 3 and Fig. 5, Fig. 5 are the corresponding clock signal figure of multirow pixel in Fig. 2, in Fig. 5,
VGate1, VGate2 ..., VGateN be respectively used to indicate first article of scan line Gate, Article 2 scan line Gate ..., the N articles
The voltage of scan line Gate in the first charge period t1, is followed successively by each scan line Gate and provides conducting in the above-mentioned methods
Level (low level), so that pixel 1 enters charged state line by line, into the first charge switch pipe in the pixel 1 of charged state
T1, the second charge switch pipe T2 and third charge switch pipe T3 conducting, control the first control switch pipe M1 conducting, the second control of control
Switching tube M2 cut-off processed, is transmitted to the data voltage on data line Data line by line into first in the pixel 1 of charged state
Pixel electrode 10 and the second pixel electrode 20；In the second charge period t2, it is followed successively by each scan line Gate and electric conduction is provided
Flat (low level), so that pixel 1 enters charged state, control the first control switch pipe M1 cut-off line by line, the second control of control is opened
Pipe M2 conducting is closed, is transmitted to the data voltage on data line Data line by line into the second pixel in the pixel 1 of charged state
Electrode 20 and third pixel electrode 30.
Specifically, for example, in the first charge period t1, firstly, being provided for the corresponding scan line Gate of the first row pixel 1 low
Level, at this point, other scan lines Gate is provided which high level, i.e., the first all charge switch pipe T1, in the first row pixel 1
Two charge switch pipe T2 and third charge switch pipe T3 are both turned on, and the corresponding first charge switch pipe T1 of other row pixels 1,
Two charge switch pipe T2 and third charge switch pipe T3 are turned off, even if the first row pixel 1 enters charged state, and other row pictures
Element 1 enters non-charged state, and since the first control switch pipe M1 is connected, the second control switch pipe M2 ends, on data line Data
Data voltage be transmitted to the first pixel electrode 10 and the second pixel electrode 20 in the first row pixel 1, realize first with this
The charging of first pixel electrode 10 and the second pixel electrode 20 in row pixel 1；When 10 He of the first pixel electrode in the first row pixel 1
After second pixel electrode, 20 charging complete, low level is provided for the corresponding scan line Gate of the second row pixel 1, other are swept at this time
It retouches line and is provided which high level, i.e. all the first charge switch pipe T1, the second charge switch pipe T2 and third in the second row pixel 1
Charge switch pipe T3 is both turned on, and the corresponding first charge switch pipe T1 of other row pixels 1, the second charge switch pipe T2 and third
Charge switch pipe T3 is turned off, even if the second row pixel 1 enters charged state, and other row pixels 1 enter non-charged state, number
It is transmitted to the first pixel electrode 10 and the second pixel electrode 20 in the second row pixel 1 according to the data voltage on line Data, with this
To realize the charging of the first pixel electrode 10 and the second pixel electrode 20 in the second row pixel 1；And so on, in the first charging
In section t1, the charging of the first pixel electrode 10 and the second pixel electrode 20 in all row pixels 1 is completed, subsequently into the second charging
Period t2.In the second charge period t2, firstly, low level is provided for the corresponding scan line Gate of the first row pixel 1, at this point, its
His scan line Gate is provided which high level, i.e., the first all charge switch pipe T1, the second charge switch pipe in the first row pixel 1
T2 and third charge switch pipe T3 are both turned on, and other row pixels 1 are corresponding and other corresponding first charge switch of row pixel 1
Pipe T1, the second charge switch pipe T2 and third charge switch pipe T3 are turned off, even if the first row pixel 1 enters charged state, and
Other row pixels 1 enter non-charged state, since the first control switch pipe M1 ends, the second control switch pipe M2 conducting, and data
Data voltage on line Data is transmitted to the second pixel electrode 20 and third pixel electrode 30 in the first row pixel 1, is come with this
Realize the charging of the second pixel electrode 20 and third pixel electrode 30 in the first row pixel 1；When the second pixel in the first row pixel 1
After 30 charging complete of electrode 20 and third pixel electrode, low level is provided for the corresponding scan line Gate of the second row pixel 1, this
When other scan lines be provided which high level, i.e. the first all charge switch pipe T1, the second charge switch pipe in the second row pixel 1
T2 and third charge switch pipe T3 are both turned on, and the corresponding first charge switch pipe T1 of other row pixels 1, the second charge switch pipe
T2 and third charge switch pipe T3 are turned off, even if the second row pixel 1 enters charged state, and other row pixels 1 enter non-fill
Electricity condition, the data voltage on data line Data are transmitted to the second pixel electrode 20 and third pixel electricity in the second row pixel 1
Pole 30 realizes the charging of the second pixel electrode 20 and third pixel electrode 30 in the second row pixel 1 with this；And so on,
In second charge period t2, the charging of the first pixel electrode 10 and the second pixel electrode 20 in all row pixels 1 is completed.By
In the charge period t of one charge period t1 and the second charge period t2 composition, all pixels 1 fills in completion liquid crystal display panel
Electricity realizes then the primary refreshing of liquid crystal display panel complete picture into next charge period t, carries out next subframe
Refreshing.
It should be noted that the liquid crystal display panel in the embodiment of the present invention, can be driven using above-mentioned driving method
It is dynamic, it can also be driven using other driving methods, since liquid crystal display panel is used as electronic tag, and electronic tag
Picture is directly controlled thus, for example, scan line Gate can be set by driving chip without frequently variation, without continuing frequently
Ground refreshes liquid crystal display panel, but when the picture of electronic tag changes, it is directly changed in picture
Region passes through K2 pairs of corresponding scan line Gate and data line Data and first control signal line K1 and second control signal line
Corresponding pixel 1 charges, to realize the refreshing of display picture.
As shown in fig. 6, Fig. 6 is a kind of structural schematic diagram of display device in the embodiment of the present invention, the embodiment of the present invention is also
A kind of display device is provided, including above-mentioned liquid crystal display panel 100.
Wherein, the specific structure of liquid crystal display panel 100 and principle are same as the previously described embodiments, and details are not described herein.It is aobvious
Showing device can be any electronic equipment having a display function such as touch display screen, electric paper book or electronic tag.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent substitution, improvement and etc. done be should be included within the scope of the present invention.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (10)
1. a kind of liquid crystal display panel characterized by comprising
It is in multiple pixels of matrix arrangement along line direction and column direction；
Each pixel includes the first control switch pipe, the second control switch pipe and the first son along line direction arrangement
Pixel, the second sub-pixel and third sub-pixel；
First sub-pixel includes the first pixel electrode and the first charge switch pipe, and second sub-pixel includes the second pixel
Electrode and the second charge switch pipe, the third sub-pixel include third pixel electrode and third charge switch pipe；
Each pixel includes control node and charge node；
In each pixel, the first charge switch pipe, the second charge switch pipe and the third charge switch
The control terminal of pipe is electrically connected to the control node；
In each pixel, the first charge switch pipe and the first control switch pipe are series at first pixel
Between electrode and the charge node, the second charge switch pipe is series at second pixel electrode and the charge node
Between, the third charge switch pipe and the second control switch pipe are series at the third pixel electrode and charging section
Between point；
Scan line corresponding with pixel described in every row, the scan line are electrically connected in pixel described in corresponding a line each described
The control node of pixel；
Data line corresponding with pixel described in each column, the data line are electrically connected to each described in the corresponding column pixel
The charge node of pixel.
2. liquid crystal display panel according to claim 1, which is characterized in that further include:
First control signal line is electrically connected to the control terminal of each first control switch pipe；
Second control signal line is electrically connected to the control terminal of each second control switch pipe.
3. liquid crystal display panel according to claim 1, which is characterized in that
All first sub-pixels in the multiple pixel are same color sub-pixel；
All second sub-pixels in the multiple pixel are same color sub-pixel；
All third sub-pixels in the multiple pixel are same color sub-pixel.
4. liquid crystal display panel according to claim 1, which is characterized in that
Second sub-pixel is white sub-pixels.
5. liquid crystal display panel according to claim 4, which is characterized in that
One of first sub-pixel and the third sub-pixel are yellow sub-pixel, first sub-pixel and described the
The other one of three sub-pixels is white sub-pixels.
6. liquid crystal display panel according to claim 4, which is characterized in that
One of first sub-pixel and the third sub-pixel are yellow sub-pixel, first sub-pixel and described the
The other one of three sub-pixels is red sub-pixel.
7. liquid crystal display panel according to claim 5 or 6, which is characterized in that
The yellow sub-pixel includes the red color resistance and green color blocking for optical filtering.
8. a kind of display device, which is characterized in that including liquid crystal display panel as claimed in any of claims 1 to 7 in one of claims.
9. a kind of driving method, which is characterized in that it is used for liquid crystal display panel as claimed in any of claims 1 to 7 in one of claims,
The driving method includes:
Periodic charge period, each charge period include the first charge period and the second charge period；
In first charge period, the first control switch pipe conducting is controlled, controls the second control switch pipe cut-off,
The data voltage on the data line is set to be transmitted to first pixel electrode and second pixel electrode；
In second charge period, the first control switch pipe cut-off is controlled, controls the first control switch pipe conducting,
The data voltage on the data line is set to be transmitted to second pixel electrode and the third pixel electrode.
10. driving method according to claim 9, which is characterized in that
In first charge period, be followed successively by scan line described in each and conduction level be provided so that the pixel line by line into
Enter charged state, the first charge switch pipe, the second charge switch pipe in the pixel into charged state and
The third charge switch pipe conducting controls the first control switch pipe conducting, controls the second control switch pipe cut-off,
The data voltage on the data line is set to be transmitted to first pixel electrode in the pixel into charged state line by line
With second pixel electrode；
In second charge period, be followed successively by scan line described in each and conduction level be provided so that the pixel line by line into
Enter charged state, control the first control switch pipe cut-off, controls the second control switch pipe conducting, make the data line
On data voltage be transmitted to second pixel electrode and the third picture in the pixel into charged state line by line
Plain electrode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910280258.4A CN109830217B (en) | 2019-04-09 | 2019-04-09 | Liquid crystal display panel, display device and driving method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910280258.4A CN109830217B (en) | 2019-04-09 | 2019-04-09 | Liquid crystal display panel, display device and driving method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109830217A true CN109830217A (en) | 2019-05-31 |
| CN109830217B CN109830217B (en) | 2021-04-09 |
Family
ID=66874481
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910280258.4A Active CN109830217B (en) | 2019-04-09 | 2019-04-09 | Liquid crystal display panel, display device and driving method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109830217B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1469308A (en) * | 2002-06-04 | 2004-01-21 | 伊斯曼柯达公司 | Goods label with liquid crystal display and image |
| JP2007256728A (en) * | 2006-03-24 | 2007-10-04 | Seiko Epson Corp | Display device and electronic equipment |
| CN100523977C (en) * | 2005-09-22 | 2009-08-05 | 精工爱普生株式会社 | Electrophoresis device, electronic apparatus, and driving method of electrophoresis device |
| CN102023453A (en) * | 2009-09-23 | 2011-04-20 | 鸿富锦精密工业（深圳）有限公司 | Electronic paper and display device thereof |
| CN201859469U (en) * | 2010-11-02 | 2011-06-08 | 深圳市阳华实业有限公司 | LCD (liquid crystal display) electronic price displaying tag |
| JP2013148750A (en) * | 2012-01-20 | 2013-08-01 | Seiko Epson Corp | Display device, electronic apparatus and method for driving display device |
| CN107331354A (en) * | 2017-08-10 | 2017-11-07 | 上海中航光电子有限公司 | Electrophoretic display panel and its driving method and display device |
| CN108806582A (en) * | 2018-07-02 | 2018-11-13 | 上海中航光电子有限公司 | Array substrate, electronics master mode display panel and its driving method and display device |
| CN108877623A (en) * | 2018-07-02 | 2018-11-23 | 上海中航光电子有限公司 | A kind of array substrate, electrophoretic display panel and its driving method, display device |
| CN108962153A (en) * | 2018-07-19 | 2018-12-07 | 电子科技大学中山学院 | Method for eliminating edge residual shadow of electrophoretic electronic paper |
-
2019
- 2019-04-09 CN CN201910280258.4A patent/CN109830217B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1469308A (en) * | 2002-06-04 | 2004-01-21 | 伊斯曼柯达公司 | Goods label with liquid crystal display and image |
| CN100523977C (en) * | 2005-09-22 | 2009-08-05 | 精工爱普生株式会社 | Electrophoresis device, electronic apparatus, and driving method of electrophoresis device |
| JP2007256728A (en) * | 2006-03-24 | 2007-10-04 | Seiko Epson Corp | Display device and electronic equipment |
| CN102023453A (en) * | 2009-09-23 | 2011-04-20 | 鸿富锦精密工业（深圳）有限公司 | Electronic paper and display device thereof |
| CN201859469U (en) * | 2010-11-02 | 2011-06-08 | 深圳市阳华实业有限公司 | LCD (liquid crystal display) electronic price displaying tag |
| JP2013148750A (en) * | 2012-01-20 | 2013-08-01 | Seiko Epson Corp | Display device, electronic apparatus and method for driving display device |
| CN107331354A (en) * | 2017-08-10 | 2017-11-07 | 上海中航光电子有限公司 | Electrophoretic display panel and its driving method and display device |
| CN108806582A (en) * | 2018-07-02 | 2018-11-13 | 上海中航光电子有限公司 | Array substrate, electronics master mode display panel and its driving method and display device |
| CN108877623A (en) * | 2018-07-02 | 2018-11-23 | 上海中航光电子有限公司 | A kind of array substrate, electrophoretic display panel and its driving method, display device |
| CN108962153A (en) * | 2018-07-19 | 2018-12-07 | 电子科技大学中山学院 | Method for eliminating edge residual shadow of electrophoretic electronic paper |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109830217B (en) | 2021-04-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104483789B (en) | Liquid crystal display panel and its driving method | |
| CN104820326B (en) | Array base palte, display panel, display device and driving method | |
| CN104505041B (en) | The driving method of dot structure | |
| CN106097955B (en) | A kind of driving method of display panel, multiple selector and display panel | |
| CN101872582A (en) | Liquid crystal indicator and driving method thereof | |
| CN101960371A (en) | Active matrix substrate, liquid crystal panel, liquid crystal display device, liquid crystal display unit, and television receiver | |
| CN103293729A (en) | Liquid crystal display device, method of driving liquid crystal display device, and electronic apparatus | |
| CN106415702A (en) | Display device and electronic apparatus | |
| CN101162320A (en) | Color display, liquid crystal display, and translucent liquid crystal display | |
| US9940885B2 (en) | Display device | |
| US9330622B2 (en) | Display and method of generating an image with uniform brightness | |
| US10923055B2 (en) | Display device | |
| US10692450B2 (en) | Display panel, display device, and driving method | |
| CN101447176A (en) | Electro-optical device | |
| CN107968103A (en) | Dot structure and its manufacture method, display device | |
| CN109509419A (en) | Display panel and display device | |
| CN101995719A (en) | Liquid crystal display | |
| CN108279523A (en) | Display panel and display device | |
| JP4744914B2 (en) | Liquid crystal display device and large liquid crystal display device using the same | |
| CN106057156A (en) | Liquid crystal display control method and liquid crystal display control device | |
| CN101556780B (en) | Liquid crystal display panel | |
| CN104658489B (en) | A kind of driving method and its driving IC for LCD panel | |
| CN107195279A (en) | A kind of drive control method of display panel | |
| CN101526680B (en) | Liquid crystal display device and head-up display | |
| CN109283760A (en) | Display panel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |