CN110264966A - Display base plate and its driving method, display device - Google Patents
Display base plate and its driving method, display device Download PDFInfo
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- CN110264966A CN110264966A CN201910383221.4A CN201910383221A CN110264966A CN 110264966 A CN110264966 A CN 110264966A CN 201910383221 A CN201910383221 A CN 201910383221A CN 110264966 A CN110264966 A CN 110264966A
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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
- G09G3/3607—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 for displaying colours or for displaying grey scales with a specific pixel layout, e.g. using sub-pixels
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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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- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Liquid Crystal Display Device Control (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
The invention discloses a kind of display base plate and its driving methods, display device.The display base plate includes multiple switch circuit.Since each switching circuit can control first data line connecting with the first pixel for being located at the first display area, it is respectively turned on a plurality of second data line being connect with the second pixel for being located at the second display area, and the color of the sub-pixel of a plurality of second data line connection is different.Therefore it only needs to provide data-signal to the first data line or the second data line, it can realize that all data lines into display base plate are provided which data-signal, that is, realize that the data-signal for all pixels for including to display base plate is written.Accordingly, it is only necessary to which a source electrode drive circuit is set, i.e., controllable display base plate normally shows that the manufacturing process of display device is relatively simple, lower production costs.
Description
Technical field
The present invention relates to field of display technology, in particular to a kind of display base plate and its driving method, display device.
Background technique
Liquid crystal display (liquid crystal display, LCD) device because its high resolution, light-weight, low energy consumption and
The advantages that Low emissivity, is widely used in display field.
Currently, comprehensive screen design in order to realize terminal, display base plate may include two display areas.One viewing area
Domain can be used side-edge type backlight and provide backlight, and the display area can realize that transparent color is aobvious using optical waveguide technique
Show.Another display area can be used direct-light-type backlight and provide backlight.Due to using side-edge type backlight to provide backlight
The color that each pixel is shown in different time sections in display area is different, it is therefore desirable to use higher refreshing frequency timesharing point
Bright each pixel, to realize colored display.And due to using direct-light-type backlight to provide each picture in the display area of backlight
Element includes the sub-pixel of multiple and different colors, therefore can be lighted simultaneously using lower refreshing frequency multiple in each pixel
Sub-pixel, it can realize colored display.
But demand of the pixel as included by two display areas to refreshing frequency is different, adopts at present
The pixel in two display areas is respectively driven with two source electrode drive circuits, the manufacturing process of display device is complex, raw
Produce higher cost.
Summary of the invention
The present invention provides a kind of display base plate and its driving methods, display device, can solve and show in the related technology
The manufacturing process of device is complex, and the higher problem of production cost, the technical solution is as follows:
On the one hand, a kind of display base plate is provided, the display base plate includes: multiple switch circuit, is located at the first display
Multiple first pixels in region, and multiple second pixels positioned at the second display area, wherein each second pixel packet
Include the sub-pixel of multiple and different colors；
First pixel described in each column is connect with first data line, and sub-pixel described in each column and second data line connect
It connects；
Each switching circuit is counted with control signal end, first data line and a plurality of described second respectively
It is connected according to line, each switching circuit is used to control it in response to the control signal from the control signal end and be connected
First data line and every second data line between on-off；
Wherein, for a plurality of second data line being connect with the same switching circuit, the second number described in each item
Color according to the sub-pixel of line connection is different.
Optionally, a plurality of second data line of each switching circuit connection, respectively with the institute that is located at same row
State the connection of sub-pixel described in the multiple row that the second pixel includes.
Optionally, for first data line being connect with the same switching circuit and a plurality of second data
Line, column first pixel that first data line is connected, the column institute being connect with a plurality of second data line
It states the second pixel and is located at same row.
Optionally, each switching circuit includes multiple switch sub-circuit, and the control signal end includes multiple sub- controls
Signal end processed, and the son control that the number of each switching circuit switch sub-circuit for including and the control signal end include
The number of signal end is identical as the number of sub-pixel that each second pixel includes；
Each switch sub-circuit respectively with a sub-control signal end, first data line and one
The second data line connection, each switch sub-circuit are used to believe in response to the control from the sub-control signal end
Number, control the on-off between first data line and second data line that it is connected.
Optionally, each switch sub-circuit includes: a switching transistor；
The grid of each switching transistor is connect with a sub-control signal end, each switching transistor
The first pole connect with first data line, the second pole of each switching transistor and second data
Line connection.
Optionally, each second pixel includes the sub-pixel of three different colours, each switching circuit and three
The connection of second data line described in item.
Optionally, the number for the switching circuit that the display base plate includes includes with first display area
The columns of first pixel is identical.
On the other hand, a kind of driving method of display base plate is provided, applied to the display base plate as described in terms of above-mentioned,
The described method includes:
A plurality of grid line into the display base plate successively provides gate drive signal；
A plurality of first data line or a plurality of second data line into the display base plate provide data-signal；
Control signal end into the display base plate provides control signal, and each switching circuit is believed in response to the control
Number, it controls first data line that it is connected and is connected with second data line.
Optionally, each second pixel includes multiple sub-pixels, and each switching circuit includes multiple switch sub-circuit,
The control signal end includes multiple sub-control signal ends；The control signal end into the display base plate provides control letter
Number, comprising:
Multiple sub-control signal ends into the display base plate successively provide control signal, each switch
Circuit controls first data line and second data that it is connected in response to the control signal received
Line conducting.
Optionally, a plurality of first data line into the display base plate or a plurality of second data line provide data letter
Number, comprising: a plurality of first data line in Xiang Suoshu display base plate provides data-signal.
Another aspect, provides a kind of display device, and the display device includes: the display base as described in terms of above-mentioned
Plate, and the driving circuit being connect with the display base plate.
Optionally, the driving circuit includes: source electrode drive circuit, gate driving circuit and control circuit；
The gate driving circuit is connect with a plurality of grid line in the display base plate, the source electrode drive circuit with it is described
A plurality of first data line or a plurality of second data line in display base plate connect, in the control circuit and the display base plate
Control signal end connection；
The gate driving circuit is used to provide gate drive signal to a plurality of grid line, and the source electrode drive circuit is used
Data-signal is provided in the multiple data lines connected to it, the control circuit is used to provide control to the control signal end
Signal.
Optionally, the control circuit and the gate driving circuit are integrally disposed.
Optionally, the display device further include: side-edge type backlight and direct-light-type backlight；
The side of the display base plate is arranged in the side-edge type backlight, for the first display for the display base plate
The first pixel in region provides backlight；
One side of the display base plate far from light-emitting surface is arranged in the direct-light-type backlight, for being the display base plate
The second display area in the second pixel provide backlight.
Optionally, the side-edge type backlight is color backlights.
Technical solution bring beneficial effect provided by the invention at least may include:
In conclusion the embodiment of the invention provides a kind of display base plate and its driving methods, display device.The display base
Plate includes multiple switch circuit.It is connect since each switching circuit can control with first pixel for being located at the first display area
One the first data line, and a plurality of second data line connecting with the second pixel for being located at the second display area are respectively turned on, and
The color of the sub-pixel of a plurality of second data line connection is different.Therefore it only needs to provide number to the first data line or the second data line
It is believed that number, it can realize that all data lines into display base plate are provided which data-signal, i.e. realization includes to display base plate
All pixels data-signal write-in.Accordingly, it is only necessary to which a source electrode drive circuit is set, i.e., controllable display base plate is normal
It has been shown that, the manufacturing process of display device is relatively simple, lower production costs.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is a kind of structural schematic diagram of display base plate provided in an embodiment of the present invention；
Fig. 2 is the structural schematic diagram of another display base plate provided in an embodiment of the present invention；
Fig. 3 is the structural schematic diagram of another display base plate provided in an embodiment of the present invention；
Fig. 4 is the structural schematic diagram of another display base plate provided in an embodiment of the present invention；
Fig. 5 is the structural schematic diagram of another display base plate provided in an embodiment of the present invention；
Fig. 6 is a kind of driving method flow chart of display base plate provided in an embodiment of the present invention；
Fig. 7 is the timing diagram of each signal end in a kind of display base plate provided in an embodiment of the present invention.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, the present invention is implemented below in conjunction with attached drawing
Mode is described in further detail.
The transistor used in all embodiments of the invention all can be thin film transistor (TFT) or field-effect tube or other characteristics
Identical device is mainly switching transistor according to transistor used by effect the embodiment of the present invention in circuit.By
It is symmetrical in the source electrode of the switching transistor used here, drain electrode, so its source electrode, drain electrode can be interchanged.In this hair
In bright embodiment, wherein it will be known as the first pole by source electrode, drain electrode is known as the second pole；Alternatively, referred to as the first pole that will can wherein drain,
Source electrode is known as the second pole.Provide that the intermediate ends of transistor are grid, signal input part is that source electrode, signal are defeated by the form in attached drawing
Outlet is drain electrode.In addition, switching transistor used by the embodiment of the present invention may include p-type switching transistor and N-type switch
Any one of transistor, wherein p-type switching transistor is connected when grid is low level, ends when grid is high level,
N-type switching transistor is connected when grid is high level, ends when grid is low level.In addition, each embodiment of the present invention
In multiple signals be all corresponding with effective current potential and invalid current potential, the current potential that effective current potential and invalid current potential only represent the signal has
2 different quantity of states, not representing effective current potential or invalid current potential in full text has specific numerical value.
With the appearance of comprehensive screen design, the development of various display technologies has been pushed.For example, encapsulation technology, opposite sex screen skill
Art and identification technology.Wherein, encapsulation technology may include: that drive integrated circult (Integrated Circuit, IC) is fixed on
The technology of (chip on glass, COG) on glass substrate, driving IC are fixed in flip chip (chip on film, COF)
Technology, and driving IC is fixed on flexible base board the technology of (chip on Pi, COP), and driving IC can refer to be aobvious
Show that the data line in substrate provides the source electrode drive circuit of data-signal.But the presence of the hardware configurations such as front camera is also
It is that larger impact is caused to the realization shielded comprehensively.The embodiment of the invention provides a kind of display base plate, which includes
It can be realized the display area that colourful transparent is shown.Correspondingly, front camera can be set in the display area, thus
Under the premise of realizing screen comprehensively, impact photosensitive to front camera is avoided.
For example, the display base plate can be divided into the first display area A1 and the second display area A2 with reference to Fig. 1, this
One display area A1 is provided with multiple first pixels, and second display area A2 is provided with multiple second pixels.Wherein it is possible to adopt
Backlight is provided for the first pixel in the A1 of first display area with side-edge type backlight, and direct-light-type backlight can be used
Backlight is provided for the second pixel in the A2 of second display area.Each first pixel can be filtergram element, i.e., do not include sub- picture
Element.Each second pixel may include the sub-pixel of multiple and different colors.It therefore, is the first picture in the A1 of first display area
The side-edge type backlight that element provides backlight can be color backlights, can provide the back of different colours in different time sections
Light allows each first pixel to show different colors respectively in different time sections, is achieved in colored display.
For the first display area, since it each of includes that the color that shows in different time sections of the first pixel is different,
Therefore it in order to avoid human eye is discovered, realizes that normal color is shown, needs to light each first picture using higher refresh rate timesharing
Usually realize colored display.It that is to say, it, should in different times using all first pixels of light source igniting of different colours in section
Driving method can be described as a sequence and show.For the second display area A2, since each second pixel includes multiple and different colors
Sub-pixel, therefore only need to use lower refresh rate while lighting the sub-pixel that each second pixel includes that colored show can be realized
Show.
In embodiments of the present invention, since the first pixel of each of the first display area A1 does not include sub-pixel,
Each first pixel can only include a thin film transistor (TFT).Since the second pixel of each of the second display area A2 includes more
The sub-pixel of a different colours, each sub-pixel includes a thin film transistor (TFT), therefore each second pixel may include and son
The identical multiple thin film transistor (TFT)s of pixel quantity.
When the pixel density of two display area A1 and A2 is identical, the corresponding refresh rate of first display area A1 and
The ratio of the corresponding refresh rate of two display area A2, can be with the density and first of the thin film transistor (TFT) in the second display area A2
The ratio of the density of thin film transistor (TFT) in the A1 of display area is identical.
For example, it is assumed that each pixel includes the sub-pixel of three different colours in the second display area A2, then it is aobvious at two
When showing that the pixel density of region A1 and A2 is identical, the quantity for the thin film transistor (TFT) that second display area A2 includes is first aobvious
Three times for showing the quantity for the thin film transistor (TFT) that region A1 includes.Correspondingly, the corresponding refresh rate of the first display area A1 is
Three times of the corresponding refresh rate of two display area A2.According to 60 hertz (Hz) refresh rate to including in the second display area A2
Pixel when being refreshed, then the pixel for including in the first display area A1 can be refreshed using the refresh rate of 180Hz.
Since the first display area A1 and the second display area A2 are larger to the demand difference of refreshing frequency, related skill
It needs to respectively drive two display areas in art using two source electrode drive circuits, and then needs packaging technology (such as COF twice
Technique) two source electrode drive circuits are packaged, manufacturing process is complex, and production cost is higher.
The embodiment of the invention provides a kind of display base plate, which only needs a source electrode drive circuit can be realized
The all pixels that two display areas include in display base plate are carried out with the write-in of data-signal.Accordingly, it is only necessary to primary encapsulation
Technique, simply, lower production costs, product yield is higher for manufacturing process (such as mould group production procedure).
Fig. 2 is a kind of structural schematic diagram of display base plate provided in an embodiment of the present invention.As shown in Fig. 2, the display base plate
It may include: multiple switch circuit 10, positioned at multiple first pixels 20 of the first display area A1, and be located at the second viewing area
Multiple second pixels 30 of domain A2.Also, Fig. 2 is referred to, each second pixel 30 can also include the sub- picture of multiple and different colors
Element 301, for example, Fig. 2 shows each of the second pixel 30 including 3 different colours sub-pixel 301.
As shown in Fig. 2, the first pixel of each column 20 can be connect with a first data line D1, each column sub-pixel 301 can be with
It is connect with a second data line D2.Each switching circuit 10 can respectively with control signal end S1, a first data line D1
And a plurality of second data line D2 connection.Each switching circuit 10 can be believed in response to the control from control signal end S1
Number, control the on-off between the first data line D1 and every second data line D2 that it is connected.Wherein, for it is same
The color of a plurality of second data line D2 that a switching circuit 10 connects, the sub-pixel 301 of each the second data line of item D2 connection are different.
Optionally, the control signal end S1 that each switching circuit 10 is connected may be the same or different.And it each opens
Powered-down road 10 can control a first data line D1 and a plurality of second data line D2 is respectively turned on, and that is to say, in the same time
Section, each switching circuit 10 only can control a first data line D1 and be connected with a second data line D2.
It is exemplary, with reference to Fig. 2, each switching circuit 10 can respectively with control signal end S1, a first data line D1
And three two data line D2 connections, and the color of the sub-pixel 301 of this three the second data line D2 connections is different.Also, it should
A plurality of first data line D1 in display base plate can be connect with source electrode drive circuit, and each switching circuit 10 can be believed in control
Number end S1 provide control signal when, control a first data line D1 and three the second data line D2 in every second data line
D2 is sequentially turned on, and in the same period, is only controlled a first data line D1 and is connected with a second data line D2.In turn,
The data signal transmission that each switching circuit 10 can provide source electrode drive circuit to the first data line D1 to the first data
Second data line D2 of line D1 conducting.
It is connected since switching circuit 10 can control the first data line D1 with the second data line D2, only needs setting one
Source electrode drive circuit provides data-signal to the first data line D1 or to the second data line D2, it can realizes to all data lines
Data-signal is written.
Also, due in order to realize that normal color is shown, the color that each first pixel 20 is shown in different time sections is not
Together, correspondingly, source electrode drive circuit may be different in the size that different time sections are the data-signal that the first data line D1 is provided.
Therefore when source electrode drive circuit is connect with the first data line D1, if the second data of each item being connect with the same switching circuit 10
The color of the sub-pixel 301 of line D2 connection is identical, may cause the data-signal difference being written to the sub-pixel of same color, i.e.,
The reliable write-in of data-signal is not can guarantee.
Due to the sub-pixel 301 of each second pixel 30 including different colours, correspondingly, source electrode drive circuit be with it is identical
The size for the data-signal that second data line D2 of color sub-pixels connection is provided is identical.Therefore work as source electrode drive circuit and second
When data line D2 connection, if the face of the sub-pixel 301 for each item the second data line D2 connection being connect with the same switching circuit 10
Color is identical, and the size that may result in different time sections to the first data line D1 data-signal provided is all the same, Jin Erwu
Method guarantees that the first display area A1 normally shows colour picture.To sum up, each by connect with the same switching circuit 10
The color of the sub-pixel 301 of item the second data line D2 connection is different, and the display effect of display base plate can be effectively ensured.
In conclusion the display base plate includes multiple switch circuit the embodiment of the invention provides a kind of display base plate.By
It can control first data line connecting with the first pixel for being located at the first display area, He Yuwei in each switching circuit
A plurality of second data line that the second pixel in the second display area connects is respectively turned on, and a plurality of second data line connection
The color of sub-pixel is different.Therefore it only needs to provide data-signal to the first data line or the second data line, it can realize to aobvious
Show that all data lines in substrate are provided which data-signal, that is, realizes that the data-signal for all pixels for including to display base plate is write
Enter.Accordingly, it is only necessary to which a source electrode drive circuit is set, i.e., controllable display base plate is normally shown, the manufacture work of display device
Skill is relatively simple, lower production costs.
Optionally, Fig. 3 is the structural schematic diagram of another display base plate provided in an embodiment of the present invention.Such as Fig. 2 and Fig. 3 institute
Show, which can region between the first display area A1 and the second display area A2.Source electrode drive circuit
L0 is located at display base plate close to the side of the first display area A1, and with a plurality of first data line D1 in the first display area A1
Connection.Relative to need to be arranged in the related technology two source electrode drive circuits respectively with the first data line D1 and the second data line D2
Connection, the manufacturing process of the display device is more simple, and production cost is lower.
Optionally, in embodiments of the present invention, a plurality of second data line D2 that each switching circuit 10 connects, can distinguish
The multiple row sub-pixel 301 for including with the second pixel 30 for being located at same row is connect.
For example, with reference to Fig. 2, first switching circuit 10 respectively with first the second data line D2 to the second data of Article 3
Line D2 connection, the three column sub-pixels 301 that this first the second data line D2 to the second data line of Article 3 D2 is connected are first
The three column sub-pixels 301 that the second pixel of column 30 includes.
By a plurality of second data line D2 that connects each switching circuit 10 respectively with the second pixel for being located at same row
The 30 multiple row sub-pixels 301 for including connect, and can effectively simplify wiring technique, save wiring space.
It should be noted that a plurality of second data line D2 that each switching circuit 10 connects, it can also be respectively and positioned at not
The multiple row sub-pixel 301 that the second pixel of same column 30 includes connects.For example, display base plate as shown in connection with fig. 2, it is assumed that the second display
In the A2 of region, the color positioned at the sub-pixel 301 of same row is identical, and three column sub-pixels 301 in second pixel of column 30 divide
It Wei not red sub-pixel, green sub-pixels and blue subpixels.Then three second numbers that first switching circuit 10 is connected
According to line D2 can respectively with the column red sub-pixel 301 in the second pixel of first row 30, in the second pixel of secondary series 30 one
A column blue subpixels 301 connection in column green sub-pixels 301 and the second pixel of third column 30.
Optionally, in embodiments of the present invention, for the first data line D1 for being connect with the same switching circuit 10 and more
The second data line of item D2, first pixel of column 20 that the first data line D1 is connected, one connect with a plurality of second data line D2
The second pixel of column 30 is located at same row.
For example, with reference to Fig. 2, the first data line D1 of first switching circuit 10 connection and the first pixel for being located at first row
20 connections, and three the second data line D2 of first switching circuit 10 connection are also wrapped with the second pixel 30 for being located at first row
Three column sub-pixels 301 connection included.
By the first data line D1 and the second data line D2 for connecting each switching circuit 10, and it is located at same row
First pixel 20 and the connection of the second pixel 30, further can effectively simplify wiring technique, save wiring space.
It should be noted that for the first data line D1 and a plurality of second data line that are connect with the same switching circuit 10
First pixel of column 20 that D2, the first data line D1 are connected, second pixel of column 30 being connect with a plurality of second data line D2
Different lines can also be located at.For example, display base plate as shown in connection with fig. 2, the first data line of first switching circuit 10 connection
D1 connect with the first pixel 20 for being located at first row, and three the second data line D2 that first switching circuit 10 connects can be with
The three column sub-pixels 301 for including with the second pixel 30 for being located at secondary series are connect.
Optionally, Fig. 4 is the structural schematic diagram of another display base plate provided in an embodiment of the present invention.As shown in figure 4, every
A switching circuit 10 may include multiple switch sub-circuit 101, and control signal end S1 may include multiple sub-control signal ends.And
And the sub-control signal end that the number and control signal end S1 of each switching circuit 10 switch sub-circuit 101 for including include
Number is identical as the number of sub-pixel 301 that each second pixel 30 includes.
Each switch sub-circuit 101 can respectively with a sub- control signal end, one article first data line D1 and one article
Two data line D2 connections.Each switch sub-circuit 101 can control its company in response to the control signal from sub-control signal end
The on-off between a first data line D1 and a second data line D2 connect.
For example, the second pixel of each of the display base plate 30 includes three sub-pixels 301, correspondingly, often with reference to Fig. 4
A switching circuit 10 includes three switch sub-circuits 101, control signal end S1 including three sub- control signal end S1_1, S1_2 and
S1_3.And the period of the control signal of this three sub- control signal end S1_1, S1_2 and S1_3 offers can not be overlapped completely,
I.e. when sub-control signal end S1_1 stops providing control signal, sub-control signal end S1_2 provide control signal again, in sub- control
When signal end S1_2 processed stops providing control signal, sub-control signal end S1_3 provide control signal again.
For example, first switch sub-circuit 101 in each switching circuit 10 can be with sub-control signal end with reference to Fig. 4
S1_1, a first data line D1 and a second data line D2 connection.Second switch electricity in each switching circuit 10
It road 101 can be with sub-control signal end S1_2, a first data line D1 and a second data line D2 connection.Each switch electricity
Third switch sub-circuit 101 in road 10 can be with sub-control signal end S1_3, a first data line D1 and one second
Data line D2 connection.Source electrode drive circuit is connect with the first data line D1.When sub-control signal end S1_1 provides control signal,
First switch sub-circuit 101 in each switching circuit 10 can control the first data line D1 and one that it is connected
Second data line D2 conducting.What each first switch sub-circuit 101 can provide source electrode drive circuit to the first data line D1
Data-signal is transmitted to the second data line D2 be connected with the first data line D1.
By a plurality of second data line D2 being connect with the same switching circuit 10 sub-pixel 301 connected color not
Together, correspondingly, the size for the data-signal for needing to be written to the second data line of each item D2 connecting with the same switching circuit 10
May be different, therefore in order to avoid each sub-control signal end provides control signal in the same period, cause data-signal to write
Enter the problem of inaccuracy.The period for the control signal that multiple sub-control signal end provides can not be overlapped completely, i.e., strictly
Mutual exclusion.
Also, the identical multiple switch sub-circuit of 301 numbers of sub-pixel for including with each second pixel 30 by setting
101, it can guarantee data-signal to be written to every second data line D2, that is, guarantee the premise that display base plate is normally shown
Under, save the quantity of the switch sub-circuit 101 of setting.
Fig. 5 is the structural schematic diagram of another display base plate provided in an embodiment of the present invention.As shown in figure 5, each switch
Sub-circuit 101 may include: a switching transistor M1.
The grid of each switching transistor M1 can be connect with a sub- control signal end, and the of each switching transistor M1
One can extremely connect with a first data line D1, and the second of each switching transistor M1 extremely can be with a second data line D2
Connection.
For example, with reference to Fig. 5, first switch sub-circuit 101 that each switching circuit 10 includes, i.e., first switch crystal
The grid of pipe M1 can be connect with sub-control signal end S1_1, and first can extremely connect with a second data line D2, the second pole
First the second data line D2 connection that can be connect with each second pixel 30.
In addition, source electrode drive circuit L0 can be connect with every first data line D1, the source electrode drive circuit with reference to Fig. 5
L0 can directly provide data-signal for every first data line D1.Every the first pixel of row 20 and the second pixel of every row 30 can divide
It is not connect with a grid line G1, the thin film transistor (TFT) in thin film transistor (TFT) and the second pixel 30 in the first pixel 20 can be in grid
The gate drive signal control that line G1 is provided is lower to open.
Optionally, with reference to Fig. 2, Fig. 4 and Fig. 5, second pixel of each of display base plate provided in an embodiment of the present invention 30
It may include the sub-pixel 301 of three different colours, correspondingly, each switching circuit 10 can connect with three the second data line D2
It connects.
In embodiments of the present invention, the number for the switching circuit 10 that display base plate includes, can be with the first display area A1
Including the first pixel 20 columns it is identical.
With reference to Fig. 1 and Fig. 3, due to the first display area A1 area can less than the area of the second display area A2, because
This passes through setting number and the first picture when source electrode drive circuit L0 is connect with the second data line D2 in the second display area A2
The identical switching circuit 10 of 20 columns of element can guarantee all data into the first display area A1 and the second display area A2
Under the premise of line is normally written data, the quantity for the switching circuit 10 being arranged needed for reducing further saves production cost, and
Be conducive to the realization of narrow frame.
In conclusion the display base plate includes multiple switch circuit the embodiment of the invention provides a kind of display base plate.By
It can control first data line connecting with the first pixel for being located at the first display area, He Yuwei in each switching circuit
A plurality of second data line that the second pixel in the second display area connects is respectively turned on, and a plurality of second data line connection
The color of sub-pixel is different.Therefore it only needs to provide data-signal to the first data line or the second data line, it can realize to aobvious
Show that all data lines in substrate are provided which data-signal, that is, realizes that the data-signal for all pixels for including to display base plate is write
Enter.Accordingly, it is only necessary to which a source electrode drive circuit is set, i.e., controllable display base plate is normally shown, the manufacture work of display device
Skill is relatively simple, lower production costs.
Fig. 6 is a kind of driving method flow chart of display base plate provided in an embodiment of the present invention, and this method can be applied to
As Fig. 2 to Fig. 5 it is any shown in display base plate.As shown in fig. 6, this method may include:
Step 601, a plurality of grid line into display base plate successively provide gate drive signal.
In embodiments of the present invention, a plurality of grid line in display base plate can be connect with gate driving circuit, and grid drives
Dynamic circuit can successively provide gate drive signal to the first row grid line to last line grid line.
Step 602, a plurality of first data line into display base plate or the second data line provide data-signal.
In embodiments of the present invention, a plurality of first data line in display base plate can be connect with source electrode drive circuit, source
Pole driving circuit can provide data-signal to every first data line.Or a plurality of second data line can be with source drive electricity
Road connection, source electrode drive circuit can provide data-signal to every second data line.
Step 603, the control signal end into display base plate provide control signal, and each switching circuit is believed in response to control
Number, it controls first data line that it is connected and is connected with second data line.
In embodiments of the present invention, the control signal end in display base plate can connect to the control circuit, and control circuit can
To provide control signal to each control signal end.Each switching circuit can control its company under the driving of control signal
First data line connect is connected with second data line.
It should be noted that above-mentioned steps 601 to step 603 can synchronize execution, that is to say, gate driving circuit to
While a plurality of grid line in display base plate successively provides gate drive signal, source electrode drive circuit is a plurality of into display base plate
First data line or the second data line provide data-signal, and control signal end of the control circuit also simultaneously into display base plate mentions
For controlling signal.
In conclusion the embodiment of the invention provides a kind of driving methods of display base plate.Since display base plate includes
Each switching circuit can control one first connect with the first pixel for being located at the first display area in response to controlling signal
Data line, and a plurality of second data line connected with the second pixel for being located at the second display area are connected.Therefore it only needs to first
Data line or the second data line provide data-signal, it can realize that all data lines into display base plate are provided which that data are believed
Number, that is, realize that the data-signal for all pixels for including to display base plate is written.Accordingly, it is only necessary to which a source drive electricity is set
Road, i.e., controllable display base plate normally show that the manufacturing process of display device is relatively simple, lower production costs.
Optionally, each second pixel may include multiple sub-pixels, and each switching circuit may include multiple switch
Circuit, control signal end may include multiple sub-control signal ends.Correspondingly, above-mentioned steps 603 may include: to display base plate
In multiple sub-control signal ends successively provide control signal, each switch sub-circuit can be believed in response to the control received
Number, it controls first data line that it is connected and second data line sequentially turns on.Also, in order to guarantee data-signal
Reliable write-in, the period for the control signal that control circuit is provided to each sub-control signal end can not be overlapped completely,
It is that in a period of time, control circuit only can provide control signal to a sub- control signal end.
For example, each second pixel 30 includes three sub-pixels 301 with reference to Fig. 4 and Fig. 5, each switching circuit 10 includes 3
A switch sub-circuit 101, control signal end include three control signal ends S1_1, S1_2 and S1_3.Control circuit can be to this
Three control signal ends S1_1, S1_2 and S1_3 successively provide control signal, and control circuit is to three control signal end S1_
1, the period for the control signal that S1_2 and S1_3 is provided is not overlapped completely.In turn, switching circuit 10 can successively control one
Item the first data line D1 and the second data line D2 conducting.
Optionally, with reference to Fig. 5, source electrode drive circuit is connect with a plurality of first data line D1.Correspondingly, above-mentioned steps 602
It can include: a plurality of first data line offer data-signal into display base plate.
Since the first pixel 20 of each of first display area A1 is only connect with a first data line D1, and second is aobvious
Show the sub-pixel 301 of the second pixel of each of region A2 30 including multiple and different colors, each column sub-pixel 301 and one second
Data line D2 connection that is to say that each needs of second pixel 30 are connect with a plurality of second data line D2.Therefore, by driving source electrode
Dynamic circuit is connect with the first data line D1, it is possible to reduce the data cable channel quantity being arranged needed for source electrode drive circuit, Jin Erke
To reduce demand of the high-resolution display base plate to source electrode drive circuit number of channels, is realized for screen comprehensively and provide guarantee.
With display base plate shown in fig. 5, switching transistor M1 is N-type transistor and each second pixel 30 includes pressing
For three sub-pixels 301 being arranged successively according to red, green and blue, display base plate provided in an embodiment of the present invention is introduced
Driving principle.
It should be noted that a clock signal can be used only in the display base plate.When driving display base plate work, it is
Data-signal is first obtained by sequence controller.After sequence controller gets data-signal, data-signal can be resolved to
The corresponding data-signal of red sub-pixel, the corresponding data-signal of green sub-pixels and the corresponding data-signal of blue subpixels.
Then, sequence controller can export three kinds of data-signals after parsing to source electrode drive circuit, and by source electrode drive circuit
According to the refresh rate that sequence controller provides, data-signal is supplied to its multiple data lines connected.
Fig. 7 is the timing diagram of each signal end in a kind of display base plate provided in an embodiment of the present invention.As shown in fig. 7,
One stage T1, sub-control signal end S1_1 provide control signal, correspondingly, what is connect with sub-control signal end S1_1 each opens
It closes transistor M1 to open, each switching transistor M1 can control the first data line D1 that it is connected and one second
Data line D2 conducting.In turn, the data-signal that source electrode drive circuit L0 is provided to the first data line D1 can pass through switch crystalline substance
Body pipe M1 is transmitted to the second data line D2 be connected with first data line D1.
T1 in the first stage, source electrode drive circuit L0 provide the corresponding data of red sub-pixel to the first data line D1
Signal, therefore in first stage T1, it is that the first display area A1 is mentioned that backlight source driving circuit, which can control side-edge type backlight,
For red backlight, correspondingly, can be thus achieved to the first pixel 20 and the second viewing area included by the first display area A1
The data for the red sub-pixel 301 that domain A2 includes are written.
Control signal is provided in second stage T2, sub-control signal end S1_2, correspondingly, with sub-control signal end S1_2
Each switching transistor M1 of connection is opened, and each switching transistor M1 can control its first data line connected
D1 is connected with a second data line D2.In turn, the data-signal that source electrode drive circuit L0 is provided to the first data line D1
To be transmitted to the second data line D2 by switching transistor M1.
The corresponding data of green sub-pixels are provided to the first data line D1 in second stage T2, source electrode drive circuit L0
Signal, therefore in second stage T2, it is that the first display area A1 is mentioned that backlight source driving circuit, which can control side-edge type backlight,
For green colored backlights, correspondingly, can be thus achieved to the first pixel 20 and the second viewing area included by the first display area A1
The data for the green sub-pixels 301 that domain A2 includes are written.
Control signal is provided in phase III T3, sub-control signal end S1_3, correspondingly, with sub-control signal end S1_3
Each switching transistor M1 of connection is opened, and each switching transistor M1 can control its first data line connected
D1 is connected with a second data line D2.In turn, the data-signal that source electrode drive circuit L0 is provided to the first data line D1
To be transmitted to the second data line D2 by switching transistor M1.
The corresponding data of blue subpixels are provided to the first data line D1 in phase III T3, source electrode drive circuit L0
Signal, therefore in phase III T3, it is that the first display area A1 is mentioned that backlight source driving circuit, which can control side-edge type backlight,
For Blue backlight, correspondingly, can be thus achieved to the first pixel 20 and the second viewing area included by the first display area A1
The data for the blue subpixels 301 that domain A2 includes are written.
With reference to Fig. 7, in first stage T1 to phase III T3, gate driving circuit can be into the first display area A1
The last item grid line G1 of first grid line G1 into the second display area A2 successively provide gate drive signal.Accordingly
, the first pixel of the first row 20 in first stage T1 to phase III T3, display base plate to the second pixel of last line
30 thin film transistor (TFT)s for including can be opened successively.
It should be noted that T1, sub-control signal end S1_2 and S1_3 do not provide control in the first stage with reference to Fig. 7
Signal.Control signal is not provided in second stage T2, sub-control signal end S1_1 and S1_3.In phase III T3, sub- control
Signal end S1_1 and S1_2 do not provide control signal.It that is to say, the time for the control signal that three sub- control signal ends provide
Section is not overlapped completely, correspondingly, only having a switching transistor M1 in the same period, in each switching circuit 10 is in enabled
State ensure that the reliable write-in of data-signal.Also, refer to Fig. 7, sub-control signal end S1_1, S1_2 and S1_3 be
Gate driving circuit provides control signal while providing gate drive signal to first grid line G1, ensure that data-signal from
First data line D1 reliable transmission to the second data line D2.
It should be noted that with reference to Fig. 7, in the first stage between T1 and second stage T2, in second stage T2 and third
It can also include blanking period t0 between stage T3, and after the T3 stage, blanking period t0 can refer to one frame of driving
Picture driving is accomplished to the vertical blanking period before driving next frame picture starts.Successively executing above-mentioned first stage T1 extremely
After phase III T3, it can complete the driving of red sprite frame, green sprite frame and blue sprite frame.Accordingly
, after in the phase III, T3 terminates, which can show a secondary colour picture.In order to avoid human eye is discovered, protect
Display effect is demonstrate,proved, the refresh rate in each stage can be 180Hz in first stage T1, second stage T2 and phase III T3.
Also, each stage of the T1 into phase III T3, backlight source driving circuit can be in grids in the first stage
After driving circuit completes all grid lines scanning in the first display area A1, control side-edge type backlight is the first viewing area
The first pixel 20 of domain A1 provides backlight.It that is to say, backlight source driving circuit can be in gate driving circuit to the first viewing area
The last line grid line of domain A1 provides gate drive signal and then provides back for the first pixel 20 of first display area A1
Light.Also, the first pixel 20 that backlight source driving circuit control side-edge type backlight is the first display area A1 provides backlight
Duration, can according to the display device needed for the brightness of picture that shows be adjusted.
For example, backlight source driving circuit can the first row grid line G1 from gate driving circuit to the second display area A2 extremely
During last line grid line G1 provides gate drive signal, control side-edge type backlight is continuously the first display area A1's
First pixel 20 provides red backlight.In another example backlight source driving circuit can be in gate driving circuit to the second viewing area
During the first row grid line G1 to last line grid line G1 of domain A2 provides gate drive signal and first stage T1 and the
Blanking period t0 between two-stage T2, the first pixel 20 that control side-edge type backlight is continuously the first display area A1 provide
Red backlight.
It should also be noted that, the introduction of display base plate and above-mentioned driving principle as shown in connection with fig. 5, due to the present invention
Embodiment is equal to the pixel that the first display area A1 includes in display base plate and the pixel refresh rate that the second display area A2 includes
For 180Hz, therefore also only need that a gate driving circuit is arranged to drive all pixels in display base plate.One grid
Driving circuit can not only be connect with all grid lines in the first display area, but also can be with all grid lines in the second display area
Connection, further simplifies manufacturing process, saves production cost.
In conclusion the embodiment of the invention provides a kind of driving methods of display base plate.Since display base plate includes
Each switching circuit can control one first connect with the first pixel for being located at the first display area in response to controlling signal
Data line, and a plurality of second data line connected with the second pixel for being located at the second display area are connected.Therefore it only needs to first
Data line or the second data line provide data-signal, it can realize that all data lines into display base plate are provided which that data are believed
Number, that is, realize that the data-signal for all pixels for including to display base plate is written.Accordingly, it is only necessary to which a source drive electricity is set
Road, i.e., controllable display base plate normally show that the manufacturing process of display device is relatively simple, lower production costs.
The embodiment of the invention provides a kind of display device, the display device may include: as Fig. 2 to Fig. 5 it is any shown in
Display base plate, and the driving circuit being connect with display base plate.Optionally, which may include: source drive electricity
Road, gate driving circuit and control circuit.
Wherein, in conjunction with Fig. 5, which can connect with a plurality of grid line G1 in display base plate, which drives
Dynamic circuit can connect (the source electrode shown in Fig. 5 with a plurality of first data line D1 or a plurality of, the second data line D2 in display base plate
Driving circuit L0 is connect with a plurality of first data line D1), which can be with the control signal end S1 in display base plate (i.e.
S1_1 shown in fig. 5 to S1_3) connection.Gate driving circuit can provide gate drive signal to a plurality of grid line G1, and source electrode drives
The multiple data lines that dynamic circuit can be connected to it provide data-signal, and control circuit can provide control to control signal end S1
Signal processed.
Optionally, which can be the integrated circuit being independently arranged in display device, or can also be with grid
Driving circuit is integrally disposed.By making control circuit and gate driving circuit integrally disposed, can be occupied to avoid control circuit
Display base plate additional areas is conducive to the realization of narrow frame display device.
In embodiments of the present invention, which can also include: side-edge type backlight and direct-light-type backlight.Side enters
Formula backlight can be set in the side of display base plate, such as the top of display base plate is arranged in.The side-edge type backlight can be with
Backlight is provided for the first pixel in the first display area A1 of display base plate, direct-light-type backlight can be set in display base plate
One side far from light-emitting surface, the direct-light-type backlight can provide back for the second pixel in the A2 of the second display area of display base plate
Light.
It should be noted that in order to enable the first display area A1 can normally show colour picture, the side entrance back
Source can be color backlights, correspondingly, the side-edge type backlight can provide different colours to the first display area A1
Backlight.For example, the side-edge type backlight can be the color backlights that can issue feux rouges, green light and blue light.
Since each pixel in the A2 of second display area includes the sub-pixel of different colours, second viewing area
Domain A2 is colored display to be realized by color film, therefore even if the backlight that the side-edge type backlight provides enters second display area
In A2, the normal display of the second display area A2 will not be impacted.
Optionally, which can be liquid crystal display panel, Electronic Paper, mobile phone, tablet computer, television set, display, pen
Remember any products or components having a display function such as this computer, Digital Frame, navigator.
It is apparent to those skilled in the art that for convenience and simplicity of description, the display of foregoing description
The specific work process of substrate and each circuit, can refer to corresponding processes in the foregoing method embodiment, and details are not described herein.
The foregoing is merely alternative embodiments of the invention, are not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (15)
1. a kind of display base plate, which is characterized in that the display base plate includes: multiple switch circuit, is located at the first display area
Multiple first pixels, and multiple second pixels positioned at the second display area, wherein each second pixel includes more
The sub-pixel of a different colours；
First pixel described in each column is connect with first data line, and sub-pixel described in each column is connect with second data line；
Each switching circuit respectively with control signal end, first data line and a plurality of second data line
Connection, each switching circuit be used in response to the control signal from the control signal end, control its connected one
On-off between first data line described in item and every second data line；
Wherein, for a plurality of second data line being connect with the same switching circuit, the second data line described in each item
The color of the sub-pixel of connection is different.
2. display base plate according to claim 1, which is characterized in that
A plurality of second data line of each switching circuit connection, respectively with the second pixel packet for being located at same row
The connection of sub-pixel described in the multiple row included.
3. display base plate according to claim 2, which is characterized in that
For first data line and a plurality of second data line being connect with the same switching circuit, described first
Column first pixel that data line is connected, column second pixel position being connect with a plurality of second data line
In same row.
4. display base plate according to any one of claims 1 to 3, which is characterized in that each switching circuit includes multiple
Sub-circuit is switched, the control signal end includes multiple sub-control signal ends, and the switch that each switching circuit includes is sub
The number at the sub-control signal end that the number of circuit and the control signal end include includes with each second pixel
The number of sub-pixel is identical；
Each switch sub-circuit is respectively and described in a sub-control signal end, first data line and one
The connection of second data line, each switch sub-circuit are used in response to the control signal from the sub-control signal end, control
Make the on-off between first data line and second data line that it is connected.
5. display base plate according to claim 4, each switch sub-circuit includes: a switching transistor；
The grid of each switching transistor is connect with a sub-control signal end, and the of each switching transistor
One pole is connect with first data line, and the second pole of each switching transistor connects with second data line
It connects.
6. display base plate according to any one of claims 1 to 3, which is characterized in that
Each second pixel includes the sub-pixel of three different colours, each switching circuit and three second numbers
It is connected according to line.
7. display base plate according to any one of claims 1 to 3, which is characterized in that
The number for the switching circuit that the display base plate includes, the column for the first pixel for including with first display area
Number is identical.
8. a kind of driving method of display base plate, which is characterized in that applied to the display base as described in claim 1 to 7 is any
Plate, which comprises
A plurality of grid line into the display base plate successively provides gate drive signal；
A plurality of first data line or a plurality of second data line into the display base plate provide data-signal；
Control signal end into the display base plate provides control signal, each switching circuit in response to the control signal,
First data line that it is connected is controlled to be connected with second data line.
9. each described according to the method described in claim 8, it is characterized in that, each second pixel includes multiple sub-pixels
Switching circuit includes multiple switch sub-circuit, and the control signal end includes multiple sub-control signal ends；It is described to the display
Control signal end in substrate provides control signal, comprising:
Multiple sub-control signal ends into the display base plate successively provide control signal, each switch sub-circuit
In response to the control signal received, controls first data line that it is connected and second data line is led
It is logical.
10. according to the method described in claim 8, it is characterized in that, a plurality of first data into the display base plate
Line or a plurality of second data line provide data-signal, comprising:
A plurality of first data line into the display base plate provides data-signal.
11. a kind of display device, which is characterized in that the display device includes: the display as described in claim 1 to 7 is any
Substrate, and the driving circuit being connect with the display base plate.
12. display device according to claim 11, which is characterized in that the driving circuit include: source electrode drive circuit,
Gate driving circuit and control circuit；
The gate driving circuit is connect with a plurality of grid line in the display base plate, the source electrode drive circuit and the display
A plurality of first data line or the connection of a plurality of second data line in substrate, the control circuit and the control in the display base plate
Signal end connection；
The gate driving circuit is used to provide gate drive signal to a plurality of grid line, the source electrode drive circuit be used for
Its multiple data lines connected provides data-signal, and the control circuit is used to provide control letter to the control signal end
Number.
13. display device according to claim 12, which is characterized in that the control circuit and the gate driving circuit
It is integrally disposed.
14. 1 to 13 any display device according to claim 1, which is characterized in that the display device further include: side
Enter formula backlight and direct-light-type backlight；
The side of the display base plate is arranged in the side-edge type backlight, for the first display area for the display base plate
In the first pixel provide backlight；
One side of the display base plate far from light-emitting surface is arranged in the direct-light-type backlight, for for the display base plate
The second pixel in two display areas provides backlight.
15. display device according to claim 14, which is characterized in that the side-edge type backlight is color backlights.
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| CN201910383221.4A CN110264966A (en) | 2019-05-09 | 2019-05-09 | Display base plate and its driving method, display device |
| PCT/CN2020/084284 WO2020224379A1 (en) | 2019-05-09 | 2020-04-10 | Display substrate and driving method therefor, and display apparatus |
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| CN201910383221.4A CN110264966A (en) | 2019-05-09 | 2019-05-09 | Display base plate and its driving method, display device |
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