CN104992690A - Display panel, driving method thereof, and display device - Google Patents

Display panel, driving method thereof, and display device Download PDF

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CN104992690A
CN104992690A CN201510484955.3A CN201510484955A CN104992690A CN 104992690 A CN104992690 A CN 104992690A CN 201510484955 A CN201510484955 A CN 201510484955A CN 104992690 A CN104992690 A CN 104992690A
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voltage
data
gate
display panel
pixel
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CN104992690B (en
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严允晟
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BOE Technology Group Co Ltd
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BOE Technology Group Co Ltd
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Abstract

The invention provides a display panel and a driving method thereof and a display device, belongs to the technical field of display and can solve the problem of screen flickering due to electric leakage of pixel units in the displaying process of an existing display panel. According to the driving method of the display panel, the display panel comprises a plurality of gate lines and a plurality of data lines which are in multiple-cross arrangement, and pixel units are defined in the cross positions of the gate lines and the data lines. The driving method comprises the following steps: a data voltage writing-in stage: inputting a gate start voltage to the gate lines and writing a data voltage into the pixel units controlled by the gate lines input with the gate start voltage through the data lines; and a data voltage maintenance stage: inputting a gate cut-off voltage to the gate lines and adjusting the magnitude of the gate cut-off voltage to enable the data voltage in the pixel units to keep constant. The effect of a frame displayed by using the driving method above is excellent.

Description

Display panel and driving method, display device
Technical field
The invention belongs to display technique field, be specifically related to a kind of driving method of display panel, display panel and display device.
Background technology
Liquid crystal display (LCD; Liquid Crystal Display) main product in current flat panel display product is become because of features such as its volume are little, low in energy consumption, radiationless.
Along with the develop rapidly of lcd technology, the liquid crystal display product of low-power consumption is more and more subject to the favor of people.At present, in order to realize the low-power consumption display showing product, the frame rate (i.e. the frequency of a frame scan) of liquid crystal display product display to usually be reduced.Same liquid crystal display frame rate for the waveform of data voltage that pixel cell each during 60Hz and 30Hz writes as depicted in figs. 1 and 2, as can be seen from Fig. 1 and Fig. 2, all can leaky be there is in pixel cell in every frame scan process, and due to the twice of to be frame rate be the frame rate of display scan period (scanning the time that a frame picture is used) that is 30Hz scan period of 60Hz, the twice of when therefore frame rate is 30Hz, the electrical leakage quantity of pixel cell is approximately frame rate when the being 60Hz electrical leakage quantity of pixel, namely frame rate is lower, the electrical leakage quantity of pixel is larger.
Inventor finds that in prior art, at least there are the following problems: the electric leakage of pixel cell will directly cause the insufficient of liquid crystal deflection, thus causes liquid crystal display to produce film flicker when showing, and then affects the image display quality of display.
Summary of the invention
Technical matters to be solved by this invention comprises, there are the problems referred to above for existing display panel when showing, providing a kind of can effectively avoiding to leak electricity the driving method of display panel of the display frame flicker problem caused, display panel and display device due to pixel cell.
The technical scheme that solution the technology of the present invention problem adopts is a kind of driving method of display panel, described display panel comprises many grid lines how arranged in a crossed manner and a plurality of data lines, and limit pixel cell at the crossover location of grid line and data line, described driving method comprises:
Data voltage write phase: pass into gate turn-on voltage to grid line, and by data line give by pass through into gate turn-on voltage grid line control pixel cell write data voltage;
Data voltage keeps the stage: pass into grid cut-off voltage to grid line, and adjust the size of described grid cut-off voltage, keeps constant to make the data voltage in described pixel cell.
Preferably, the rate of change of the data voltage write in pixel cell described in the data voltage maintenance stage and the rate of change of grid cut-off voltage are inversely proportional to.Rate of change
Further preferably, the amplitude of variation △ V of described grid cut-off voltage glmeet with the data voltage △ V compensated in described pixel cell: △ V gl* C gs/ (C gs+ C pixel); Wherein, C gsfor the capacitance of grid source electric capacity, C pixelfor the capacitance of pixel capacitance.
Preferably, when showing each frame picture, the polarity of the data voltage write for pixel cell in two adjacent lines is contrary, and be same pixel cell when two consecutive frame pictures show, the polarity of the data voltage of write is contrary.
Preferably, when showing each frame picture, in the row direction with on column direction, the polarity of the data voltage that two adjacent pixel unit write is contrary, and be same pixel cell when two consecutive frame pictures show, the polarity of the data voltage of write is contrary.
The technical scheme that solution the technology of the present invention problem adopts is a kind of display panel, and comprise many grid lines how arranged in a crossed manner and a plurality of data lines, and limit pixel cell at the crossover location of grid line and data line, described display panel also comprises:
Data write unit, for for by described data line be described pixel cell write data voltage;
Grid voltage output unit, in data write phase for grid line provides grid to open unit, keep the stage to provide grid cut-off voltage for grid line at data voltage;
Voltage-adjusting unit, for adjusting the size of described grid cut-off voltage, keeps constant to make the data voltage in described pixel cell.
Preferably, described voltage-adjusting unit specifically for, adjust the size of described grid cut-off voltage, be inversely proportional to the rate of change of the slope and grid cut-off voltage that make the rate of change of the data voltage of the data voltage write in pixel cell described in the data voltage maintenance stage.
Further preferably, the amplitude of variation △ V of described grid cut-off voltage glmeet with the data voltage △ V compensated in described pixel cell: △ V gl* C gs/ (C gs+ C pixel); Wherein, C gsfor the capacitance of grid source electric capacity, C pixelfor the capacitance of pixel capacitance.
Preferably, when showing each frame picture, the polarity of the data voltage write for pixel cell in two adjacent lines is contrary, and be same pixel cell when two consecutive frame pictures show, the polarity of the data voltage of write is contrary.
Preferably, when showing each frame picture, in the row direction with on column direction, the polarity of the data voltage that two adjacent pixel unit write is contrary, and be same pixel cell when two consecutive frame pictures show, the polarity of the data voltage of write is contrary.
The technical scheme that solution the technology of the present invention problem adopts is a kind of display device, and it comprises above-mentioned display panel.
The present invention has following beneficial effect:
The driving method of display panel of the present invention, the stage is kept to adjust grid cut-off voltage at data voltage, by adjusting the size of grid cut-off voltage, for the data voltage in pixel cell carries out real-Time Compensation, to make data voltage remain constant, thus avoid the phenomenon of display frame appearance flicker.
Display panel of the present invention, the stage is kept to be adjusted grid cut-off voltage by voltage-adjusting unit at data voltage, by adjusting the size of grid cut-off voltage, for the data voltage in pixel cell carries out real-Time Compensation, remain constant to make data voltage, thus avoid the situation of display frame appearance flicker, therefore the display effect of display panel of the present invention is better.
Display device of the present invention, it comprises above-mentioned display panel, therefore its display effect is more excellent.
Accompanying drawing explanation
Fig. 1 is the schematic diagram for pixel cell electric leakage in the display panel of 60Hz of existing frame rate;
Fig. 2 is the schematic diagram for pixel cell electric leakage in the display panel of 30Hz of existing frame rate;
Fig. 3 is the RST in the driving method of display panel in prior art on grid line and data line;
Fig. 4 is the RST in the driving method of the display panel of embodiments of the invention 2 on grid line and data line;
Fig. 5 is the schematic diagram that the display panel of embodiments of the invention 2,3 adopts when going reversion display mode;
Schematic diagram when Fig. 6 is the display panel employing point reversion display mode of embodiments of the invention 2,3.
Embodiment
For making those skilled in the art understand technical scheme of the present invention better, below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Embodiment 1:
The present embodiment provides a kind of driving method of display panel, and described display panel comprises many grid lines how arranged in a crossed manner and a plurality of data lines, and limits pixel cell at the crossover location of grid line and data line, and the driving method of the present embodiment comprises:
Data voltage write phase: pass into gate turn-on voltage to grid line, and by data line give by pass through into gate turn-on voltage grid line control pixel cell write data voltage.
Data voltage keeps the stage: pass into grid cut-off voltage to grid line, and adjust the size of described grid cut-off voltage, keeps constant to make the data voltage in described pixel cell.
Due in display panel procedure for displaying, each pixel cell is (data voltage keeps the stage) after charging complete, during the grid cut-off voltage passing into namely to the grid line be connected with this pixel cell, can not keep wherein writing data voltage in each pixel cell to remain unchanged, therefore will there will be pixel cell electric leakage, cause the phenomenon that display frame is glimmered.And in the driving method of the display panel of the present embodiment, keep the stage at data voltage, inputed to the size of the grid cut-off voltage on grid line by adjustment, keep constant to make the data voltage in pixel cell, thus solve due to pixel cell electric leakage, cause the phenomenon that display frame is glimmered.Specifically be described in conjunction with following embodiment.
Embodiment 2:
The present embodiment provides a kind of driving method of display panel, and described display panel comprises many grid line Gate and a plurality of data lines Data how arranged in a crossed manner, and limits pixel cell at the crossover location of grid line Gate and data line Data.
First, the concept of the rate of change of data voltage is introduced.
Concrete, when display one frame picture, the signal inputted every a line grid line Gate is square-wave signal; As shown in Figure 3, to scan wherein a line grid line Gate, wherein, gate turn-on voltage is high some ordinary mail V gh; Corresponding grid cut-off voltage is low level signal V gl; High some ordinary mail V is passed into this row grid line Gate ghtime, this row pixel cell is opened, and data voltage writes in each pixel cell of this row by by data line Data; After this row pixel cell is all opened, this row grid line Gate is then passed into low level signal V gl, until the beginning of next frame picture scanning, now this row pixel cell is in the data maintenance stage, and the voltage in this this period on grid line Gate is often low, and the data voltage now in this row pixel cell will leak electricity.Now, the rate of change of data voltage as shown by the dotted line in fig. 3, the namely change direction of data voltage size, when the polarity of the data voltage on data line Data is timing, the slope of the rate of change of data voltage is negative, when the polarity of the data voltage on data line Data is for time negative, the slope of the rate of change of data voltage is just.
Afterwards, the driving method specifically describing the display panel of the present embodiment comprises:
Data voltage write phase: pass into gate turn-on voltage to grid line Gate, and by data line Data give by pass through into gate turn-on voltage grid line Gate control pixel cell write data voltage.
Data write phase be identical in prior art, namely to pixel cell charging process, be not described in detail at this.
Data voltage keeps the stage: pass into grid cut-off voltage to grid line Gate, and according to the slope (namely the change direction of data voltage) of the rate of change of data voltage when not adjusting grid cut-off voltage size, adjust the size of described grid cut-off voltage, keep constant to make the data voltage in described pixel cell.
Wherein, the rate of change of grid cut-off voltage and the rate of change of data voltage are inversely proportional to.That is, the slope of the rate of change of data voltage is timing, and the slope of the rate of change of grid cut-off voltage is for bearing (namely from V gl-ato V gl-cdirection changes); The slope of the rate of change of data voltage is for time negative, and the slope of the rate of change of grid cut-off voltage is just (namely from V gl-ato V gl-bdirection changes).
Concrete, when not changing the size of grid cut-off voltage, the electricity missed in pixel cell is △ V, therefore by changing the size of grid cut-off voltage, also for compensating a data voltage △ V in pixel cell, will remain constant to make the data voltage in pixel cell.As shown in Figure 4, the amplitude of variation △ V of described grid cut-off voltage glmeet with the data voltage △ V compensated in described pixel cell: △ V gl* C gs/ (C gs+ C pixel); Wherein, the amplitude of variation △ V of grid cut-off voltage glthe grid cut-off voltage V of the end time in stage is kept for data voltage gl-bthe grid cut-off voltage V of the initial time in stage is kept with data voltage gl-adifference, i.e. △ V gl=V gl-b-V gl-a(or △ V gl=V gl-c-V gl-a); C gsfor the capacitance of grid source electric capacity, C pixelfor the capacitance of pixel capacitance; Be understandable that, pixel cell comprises thin film transistor (TFT), pixel electrode and public electrode, and wherein grid source electric capacity is the electric capacity formed between finger grid and source electrode; Pixel capacitance then refers to the electric capacity formed between pixel electrode and public electrode.
The driving method of the display panel provided in the present embodiment, the mode of picture shown by the driving method of this display panel can be that row reverses, also can be a reversion.
Concrete, as shown in Figure 5, display panel comprises many grid line Gate1-Gate5 and a plurality of data lines Data1-Data4, when showing each frame picture, the polarity of the data voltage write for pixel cell in two adjacent lines is contrary, and be same pixel cell when two consecutive frame pictures displays, the polarity of the data voltage of write is contrary.The mode of picture shown by the driving method of that is this display panel is row reversion.
Or, as shown in Figure 6, display panel comprises many grid line Gate1-Gate5 and a plurality of data lines Data1-Data4, when showing each frame picture, for in the row direction with on column direction, the polarity of the data voltage that two adjacent pixel unit write is contrary, and be same pixel cell when two consecutive frame pictures show, the polarity of the data voltage of write is contrary.The mode of picture shown by the driving method of that is this display panel is row reversion.The mode of picture shown by the driving method of that is this display panel is some reversion.
Due to the driving method of the display panel of the present embodiment, the stage is kept to adjust grid cut-off voltage at data voltage, by adjusting the size of grid cut-off voltage, for the data voltage in pixel cell carries out real-Time Compensation, to make data voltage remain constant, thus avoid the phenomenon of display frame appearance flicker.
Embodiment 3:
Present embodiments provide a kind of display panel, comprise many grid line Gate and a plurality of data lines Data how arranged in a crossed manner, and limiting pixel cell at the crossover location of grid line Gate and data line Data, this display panel also comprises: data write unit, grid voltage output unit, voltage-adjusting unit; Wherein, data write unit, for for by described data line Data be described pixel cell write data voltage; Grid voltage output unit, in data write phase for grid line Gate provides grid to open unit, keep the stage to provide grid cut-off voltage for grid line Gate at data voltage; Voltage-adjusting unit, for adjusting the size of described grid cut-off voltage, keeps constant to make the data voltage in described pixel cell.
Owing to having data write unit, grid voltage output unit, voltage-adjusting unit in the display panel of the present embodiment, therefore when display panel carries out picture display, in data write phase data, grid voltage output unit for grid line Gate provide grid open unit, opened by pixel cell, now data write unit is for by described data line Data being described pixel cell write data voltage; The stage is kept: grid voltage output unit provides grid cut-off voltage for grid line Gate at data voltage, pixel cell is turned off, now voltage-adjusting unit adjusts the size of described grid cut-off voltage, to make the data voltage in described pixel cell keep constant, thus avoid display frame due to the phenomenon of pixel cell electric leakage appearance flicker.
Concrete, voltage-adjusting unit specifically for, adjust the size of described grid cut-off voltage, be inversely proportional to the rate of change of the rate of change and grid cut-off voltage that make the data voltage of the data voltage write in pixel cell described in the data voltage maintenance stage.That is, the slope of the rate of change of data voltage is timing, and the slope of the rate of change of grid cut-off voltage is for bearing (namely from V gl-ato V gl-cdirection changes); The slope of the rate of change of data voltage is for time negative, and the slope of the rate of change of grid cut-off voltage is just (namely from V gl-ato V gl-bdirection changes).The method of concrete adjustment grid cut-off voltage size is identical with the method for embodiment 1, is not described in detail at this.
Concrete, when not changing the size of grid cut-off voltage, the electricity missed in pixel cell is △ V, therefore by changing the size of grid cut-off voltage, also for compensating a data voltage △ V in pixel cell, will remain constant to make the data voltage in pixel cell.As shown in Figure 4, the amplitude of variation △ V of described grid cut-off voltage glmeet with the data voltage △ V compensated in described pixel cell: △ V gl* C gs/ (C gs+ C pixel); Wherein, the amplitude of variation △ V of grid cut-off voltage glthe grid cut-off voltage V of the end time in stage is kept for data voltage gl-bthe grid cut-off voltage V of the initial time in stage is kept with data voltage gl-adifference, i.e. △ V gl=V gl-b-V gl-a(or △ V gl=V gl-c-V gl-a); C gsfor the capacitance of grid source electric capacity, C pixelfor the capacitance of pixel capacitance; Be understandable that, pixel cell comprises thin film transistor (TFT), pixel electrode and public electrode, and wherein grid source electric capacity is the electric capacity formed between finger grid and source electrode; Pixel capacitance then refers to the electric capacity formed between pixel electrode and public electrode.
The mode of picture shown by the display panel provided in the present embodiment can be that row reverses, also can be a reversion.
Concrete, as shown in Figure 5, display panel comprises many grid line Gate1-Gate5 and a plurality of data lines Data1-Data4, when showing each frame picture, the polarity of the data voltage write for pixel cell in two adjacent lines is contrary, and be same pixel cell when two consecutive frame pictures displays, the polarity of the data voltage of write is contrary.The mode of picture shown by the driving method of that is this display panel is row reversion.
Or, as shown in Figure 6, display panel comprises many grid line Gate1-Gate5 and a plurality of data lines Data1-Data4, when showing each frame picture, for in the row direction with on column direction, the polarity of the data voltage that two adjacent pixel unit write is contrary, and be same pixel cell when two consecutive frame pictures show, the polarity of the data voltage of write is contrary.The mode of picture shown by the driving method of that is this display panel is row reversion.The mode of picture shown by the driving method of that is this display panel is some reversion.
The display panel of the present embodiment, the stage is kept to be adjusted grid cut-off voltage by voltage-adjusting unit at data voltage, by adjusting the size of grid cut-off voltage, for the data voltage in pixel cell carries out real-Time Compensation, remain constant to make data voltage, thus avoid the situation of display frame appearance flicker, therefore the display effect of the display panel of the present embodiment is better.
Embodiment 4:
Present embodiments provide in a kind of display device, it comprises above-mentioned display panel, therefore the display effect of the display device of the present embodiment is better.
This display device can be: any product or parts with Presentation Function such as liquid crystal panel, Electronic Paper, oled panel, mobile phone, panel computer, televisor, display, notebook computer, digital album (digital photo frame), navigating instrument.
Be understandable that, the illustrative embodiments that above embodiment is only used to principle of the present invention is described and adopts, but the present invention is not limited thereto.For those skilled in the art, without departing from the spirit and substance in the present invention, can make various modification and improvement, these modification and improvement are also considered as protection scope of the present invention.

Claims (11)

1.一种显示面板的驱动方法,所述显示面板包括多交叉设置的多条栅线和多条数据线,且在栅线和数据线的交叉位置限定出像素单元,其特征在于,所述驱动方法包括:1. A method for driving a display panel, the display panel comprising a plurality of gate lines and a plurality of data lines intersecting, and pixel units are defined at intersections of the gate lines and data lines, wherein the Driving methods include: 数据电压写入阶段:给栅线通入栅极开启电压,并通过数据线给被通过入栅极开启电压的栅线所控制的像素单元写入数据电压;Data voltage writing stage: apply a gate turn-on voltage to the gate line, and write data voltage to the pixel unit controlled by the gate line passing through the gate turn-on voltage through the data line; 数据电压保持阶段:给栅线通入栅极截止电压,并调整所述栅极截止电压的大小,以使所述像素单元中的数据电压保持恒定。Data voltage holding stage: applying a gate cut-off voltage to the gate line, and adjusting the magnitude of the gate cut-off voltage, so as to keep the data voltage in the pixel unit constant. 2.根据权利要求1所述的显示面板的驱动方法,其特征在于,在数据电压保持阶段所述像素单元中所写入的数据电压的变化率与栅极截止电压的变化率成反比。2 . The driving method of the display panel according to claim 1 , wherein the change rate of the data voltage written in the pixel unit in the data voltage holding phase is inversely proportional to the change rate of the gate cut-off voltage. 3 . 3.根据权利要求2所述的显示面板的驱动方法,其特征在于,所述栅极截止电压的变化幅度△Vgl与所述像素单元中所补偿的数据电压△V满足:△Vgl*Cgs/(Cgs+pixelCpixel);其中,Cgs为栅源电容的电容值,Cpixel为像素电容的电容值。3. The driving method of the display panel according to claim 2, characterized in that, the variation range ΔV gl of the gate cut-off voltage and the compensated data voltage ΔV in the pixel unit satisfy: ΔV gl * C gs /(C gs + pixel C pixel ); wherein, C gs is the capacitance value of the gate-source capacitance, and C pixel is the capacitance value of the pixel capacitance. 4.根据权利要求1-3中任一项所述的显示面板的驱动方法,其特征在于,在显示每一帧画面时,为两相邻行中像素单元所写入的数据电压的极性相反,且为同一像素单元在两相邻帧画面显示时,写入的数据电压的极性相反。4. The method for driving a display panel according to any one of claims 1-3, wherein when each frame is displayed, the polarity of the data voltage written to the pixel units in two adjacent rows is On the contrary, and when two adjacent frames are displayed for the same pixel unit, the polarities of the written data voltages are opposite. 5.根据权利要求1-3中任一项所述的显示面板的驱动方法,其特征在于,在显示每一帧画面时,为在行方向和列方向上,两相邻像素单元所写入的数据电压的极性相反,且为同一像素单元在两相邻帧画面显示时,写入的数据电压的极性相反。5. The driving method of the display panel according to any one of claims 1-3, characterized in that, when displaying each frame of picture, in the row direction and the column direction, two adjacent pixel units write The polarities of the data voltages are opposite, and when the same pixel unit is displayed in two adjacent frames, the polarities of the written data voltages are opposite. 6.一种显示面板,包括多交叉设置的多条栅线和多条数据线,且在栅线和数据线的交叉位置限定出像素单元,其特征在于,所述显示面板还包括:6. A display panel, comprising a plurality of gate lines and a plurality of data lines arranged in multiple intersections, and defining pixel units at intersections of the gate lines and data lines, wherein the display panel further comprises: 数据写入单元,用于为通过所述数据线为所述像素单元写入数据电压;a data writing unit, configured to write a data voltage for the pixel unit through the data line; 栅极电压输出单元,用于在数据写入阶段为栅线提供栅极开启单元,在数据电压保持阶段为栅线提供栅极截止电压;The gate voltage output unit is used to provide a gate turn-on unit for the gate line in the data writing phase, and to provide a gate cut-off voltage for the gate line in the data voltage holding phase; 电压调整单元,用于调整所述栅极截止电压的大小,以使所述像素单元中的数据电压保持恒定。The voltage adjustment unit is used to adjust the magnitude of the cut-off gate voltage, so as to keep the data voltage in the pixel unit constant. 7.根据权利要求6所述的显示面板,其特征在于,所述电压调整单元具体用于,调整所述栅极截止电压的大小,以使在数据电压保持阶段所述像素单元中所写入的数据电压的数据电压变化率与栅极截止电压的变化率成反比。7. The display panel according to claim 6, wherein the voltage adjustment unit is specifically configured to adjust the magnitude of the gate cut-off voltage so that the data written in the pixel unit during the data voltage holding phase The data voltage change rate of the data voltage is inversely proportional to the change rate of the gate-off voltage. 8.根据权利要求7所述的显示面板,其特征在于,所述栅极截止电压的变化幅度△Vgl与所述像素单元中所补偿的数据电压△V满足:△Vgl*Cgs/(Cgs+Cpixel);其中,Cgs为栅源电容的电容值,Cpixel为像素电容的电容值。8 . The display panel according to claim 7 , wherein the range of variation ΔV gl of the gate cut-off voltage and the compensated data voltage ΔV in the pixel unit satisfy: ΔV gl *C gs / (C gs +C pixel ); wherein, C gs is the capacitance value of the gate-source capacitance, and C pixel is the capacitance value of the pixel capacitance. 9.根据权利要求6-8中任一项所述的显示面板,其特征在于,在显示每一帧画面时,为两相邻行中像素单元所写入的数据电压的极性相反,且为同一像素单元在两相邻帧画面显示时,写入的数据电压的极性相反。9. The display panel according to any one of claims 6-8, wherein when each frame is displayed, the polarities of the data voltages written to the pixel units in two adjacent rows are opposite, and When two adjacent frames are displayed for the same pixel unit, the polarities of the written data voltages are opposite. 10.根据权利要求6-8中任一项所述的显示面板,其特征在于,在显示每一帧画面时,为在行方向和列方向上,两相邻像素单元所写入的数据电压的极性相反,且为同一像素单元在两相邻帧画面显示时,写入的数据电压的极性相反。10. The display panel according to any one of claims 6-8, wherein when displaying each frame, it is the data voltage written by two adjacent pixel units in the row direction and the column direction The polarities of the data voltages are reversed, and when the same pixel unit is displayed in two adjacent frames, the polarities of the written data voltages are reversed. 11.一种显示装置,其特征在于,所述显示装置包括权利要求6-10中任一项所述的显示面板。11. A display device, characterized in that the display device comprises the display panel according to any one of claims 6-10.
CN201510484955.3A 2015-08-07 2015-08-07 Display panel and its driving method, display device Expired - Fee Related CN104992690B (en)

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CN106297633A (en) * 2016-08-31 2017-01-04 上海中航光电子有限公司 The driving method of display floater, display floater and display device
WO2017118100A1 (en) * 2016-01-08 2017-07-13 京东方科技集团股份有限公司 Display driving method, display panel and display device
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US10453411B2 (en) 2016-01-08 2019-10-22 Boe Technology Group Co., Ltd. Display driving method, display panel and display device
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