WO2020098095A1 - 显示面板、显示面板的驱动方法和显示装置 - Google Patents
显示面板、显示面板的驱动方法和显示装置 Download PDFInfo
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- WO2020098095A1 WO2020098095A1 PCT/CN2018/124179 CN2018124179W WO2020098095A1 WO 2020098095 A1 WO2020098095 A1 WO 2020098095A1 CN 2018124179 W CN2018124179 W CN 2018124179W WO 2020098095 A1 WO2020098095 A1 WO 2020098095A1
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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
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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
- G09G3/2003—Display of colours
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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
- G09G3/22—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 using controlled light sources
- G09G3/30—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 using controlled light sources using electroluminescent panels
- G09G3/32—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 using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
- G09G3/3208—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 using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED]
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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
- G09G3/3614—Control of polarity reversal in general
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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
- G09G2300/00—Aspects of the constitution of display devices
- G09G2300/04—Structural and physical details of display devices
- G09G2300/0439—Pixel structures
- G09G2300/0452—Details of colour pixel setup, e.g. pixel composed of a red, a blue and two green components
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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
- G09G2310/00—Command of the display device
- G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
- G09G2310/0243—Details of the generation of driving signals
- G09G2310/0254—Control of polarity reversal in general, other than for liquid crystal displays
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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
- G09G2320/00—Control of display operating conditions
- G09G2320/02—Improving the quality of display appearance
- G09G2320/0242—Compensation of deficiencies in the appearance of colours
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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
- G09G2320/00—Control of display operating conditions
- G09G2320/02—Improving the quality of display appearance
- G09G2320/0247—Flicker reduction other than flicker reduction circuits used for single beam cathode-ray tubes
Definitions
- the present application relates to the display field, and in particular, to a display panel, a driving method of the display panel, and a display device.
- Flat panel displays include thin-film transistor liquid crystal displays (Thin Film Transistor-Liquid Crystal) (TFT-LCD) and organic light-emitting diode (Organic Light-Emitting Diode, OLED) displays.
- TFT-LCD Thi Film Transistor-Liquid Crystal
- OLED Organic Light-Emitting Diode
- the thin film transistor liquid crystal display controls the rotation direction of the liquid crystal molecules to refract the light of the backlight module to generate a picture, which has many advantages such as thin body, power saving, no radiation and so on.
- the organic light emitting diode display is made of organic electroluminescent diodes, and has many advantages such as self-luminescence, short response time, high definition and contrast, flexible display and large-area full-color display.
- RGBW Red red pixels
- G Green green pixels B Blue blue pixels
- W White white pixels W White white pixels
- the present application provides a display panel, a driving method of the display panel, and a display device to avoid flickering of the picture.
- the present application provides a display panel, including: a complex array of pixel groups, where each pixel group includes a first pixel unit and a second pixel unit arranged in a first direction; the first pixel unit And the second pixel unit respectively include an equal number of pixels of different colors arranged in the second direction; wherein, in the same frame of the picture, the pixels of the same color in the first pixel unit and the second The polarities of the driving signals corresponding to pixels of the same color in the pixel unit are opposite.
- the first direction is a column direction and the second direction is a row direction;
- the first pixel unit includes eight pixels arranged in a row adjacent to each other; the arrangement order is: first pixel, first The second pixel, the third pixel, and the fourth pixel are sequentially arranged horizontally and repeated in this order;
- the second pixel unit includes eight pixels arranged in a row adjacent to each other; the arrangement order is: the third pixel, the fourth pixel , The first pixel and the second pixel are sequentially arranged horizontally, and repeat in this order.
- the first direction is a column direction
- the second direction is a row direction
- the first pixel unit includes eight pixels arranged adjacent to each other in a column
- the arrangement order is: first pixel, first The second pixel, the third pixel, and the fourth pixel are sequentially arranged longitudinally in sequence, and repeated in this order
- the second pixel unit includes eight pixels arranged in a row adjacent to each other; the arrangement order is: the third pixel, the fourth pixel , The first pixel and the second pixel are sequentially arranged longitudinally and repeat in this order.
- the color of the first pixel is red
- the color of the second pixel is green
- the color of the third pixel is blue
- the color of the fourth pixel is white.
- the present application also discloses a driving method for the display panel as described above.
- the driving method includes the following steps:
- the first pixel unit includes eight pixels arranged in a row adjacent to each other; the arrangement order is: the first pixel, the second pixel, the third pixel, and the fourth pixel are sequentially arranged horizontally, and in this order Repeat; the second pixel unit includes eight pixels arranged in a row adjacent to each other; the arrangement order is: the third pixel, the fourth pixel, the first pixel and the second pixel are arranged horizontally in sequence, and repeat in this order;
- the first direction is a column direction
- the second direction is a row direction;
- the polarities of the driving signals applied by the first four pixels are arranged as follows: the polarities of the driving signals applied by the first pixel and the fourth pixel are the same, and the polarities of the driving signals applied by the second pixel and the third pixel are the same, and The polarities of the driving signals of the first pixel and the fourth pixel and the polarities of the driving signals of the second pixel and the third pixel are opposite; the polarities of the driving signals applied to the last four pixels of the first pixel unit are the same as those of the first four pixels The applied polarity is reversed;
- the polarities of the driving signals applied by the first four pixels are arranged as follows: the polarities of the driving signals applied by the third pixel and the second pixel are the same, and the polarities of the driving signals applied by the fourth pixel and the first pixel are the same, and The polarity of the driving signal of the third pixel and the second pixel is opposite to that of the driving signal of the fourth pixel; the polarity of the driving signal applied to the last four pixels of the second pixel unit is the same as that of the first four pixels The applied polarity is reversed.
- the polarities of the driving signals applied to the eight pixels corresponding to the top and bottom of the first pixel unit and the second pixel unit in sequence are opposite.
- the driving signals applied by the first four pixels are as follows: the driving signal applied by the first pixel is positive, the driving signal applied by the second pixel is negative, and the driving signal applied by the third pixel is Negative polarity, the driving signal applied to the fourth pixel is positive; the polarity of the driving signal applied to the last four pixels of the first pixel unit is opposite to the polarity applied to the same pixel of the first four pixels;
- the driving signals applied by the first four pixels are as follows: the driving signal applied by the third pixel is negative, the driving signal applied by the fourth pixel is positive, and the driving signal applied by the first pixel is positive.
- the driving signal applied by the two pixels is negative; the polarity of the driving signal applied to the last four pixels of the second pixel unit is opposite to the polarity applied to the same pixel of the first four pixels.
- the driving signals applied by the first four pixels are as follows: the driving signal applied by the first pixel is negative, the driving signal applied by the second pixel is positive, and the driving signal applied by the third pixel is Positive polarity, the driving signal applied by the fourth pixel is negative; the polarity of the driving signal applied to the last four pixels of the first pixel unit is opposite to the polarity applied to the same pixel of the first four pixels;
- the driving signals applied by the first four pixels are as follows: the driving signal applied by the third pixel is positive, the driving signal applied by the fourth pixel is negative, and the driving signal applied by the first pixel is negative.
- the driving signal applied by the two pixels is positive; the polarity of the driving signal applied to the last four pixels of the second pixel unit is opposite to the polarity applied to the same pixel of the first four pixels.
- the first pixel unit includes eight pixels arranged in a row adjacent to each other; the arrangement order is: the first pixel, the second pixel, the third pixel, and the fourth pixel are sequentially arranged longitudinally, and in this order Repeat; the second pixel unit includes eight pixels arranged in a row adjacent to each other; the arrangement order is: the third pixel, the fourth pixel, the first pixel and the second pixel are sequentially arranged in the longitudinal direction, and repeat in this order;
- the first direction is a column direction
- the second direction is a row direction;
- the step of outputting a driving signal to the corresponding pixel and driving the display panel includes:
- the polarities of the driving signals applied by the first four pixels are arranged as follows: the polarities of the driving signals applied by the first pixel and the fourth pixel are the same, and the polarities of the driving signals applied by the second pixel and the third pixel are the same, and The polarities of the driving signals of the first pixel and the fourth pixel and the polarities of the driving signals of the second pixel and the third pixel are opposite; the polarities of the driving signals applied to the last four pixels of the first pixel unit are the same as those of the first four pixels The applied polarity is reversed;
- the polarities of the driving signals applied by the first four pixels are arranged as follows: the polarities of the driving signals applied by the third pixel and the second pixel are the same, and the polarities of the driving signals applied by the fourth pixel and the first pixel are the same, and The polarity of the driving signal of the third pixel and the second pixel is opposite to that of the driving signal of the fourth pixel; the polarity of the driving signal applied to the last four pixels of the second pixel unit is the same as that of the first four pixels The applied polarity is reversed.
- the polarities of the driving signals applied to the eight pixels corresponding to the top and bottom of the first pixel unit and the second pixel unit in sequence are opposite.
- the first pixel unit includes eight pixels arranged in a row adjacent to each other; the arrangement order is: the first pixel, the second pixel, the third pixel, and the fourth pixel are sequentially arranged longitudinally, and in this order Repeat; the second pixel unit includes eight pixels arranged in a row adjacent to each other; the arrangement order is: the third pixel, the fourth pixel, the first pixel and the second pixel are sequentially arranged in the longitudinal direction, and repeat in this order;
- the first direction is a row direction
- the second direction is a column direction;
- the pixel group of one row includes eight rows of pixels, the polarities of the driving signals applied to the first four pixels of the odd rows are arranged as follows: the polarities of the driving signals applied to the first pixel and the third pixel are opposite, and the first two first pixels are The polarity of the three pixels and the polarity of the last two first pixels are opposite to the polarity of the third pixel; the polarity of the driving signal applied to the last four pixels of the odd rows is opposite to the polarity applied to the same pixel of the first four pixels; The polarity of the driving signal applied by a row of pixels is arranged in a cycle of eight pixels;
- the pixel group of one row includes eight rows of pixels.
- the polarities of the driving signals applied to the first four pixels of the even rows are as follows: the polarities of the driving signals applied to the second pixel and the fourth pixel are opposite.
- the polarity of the four pixels and the polarity of the second two second pixels are opposite to the polarity of the fourth pixel;
- the polarity of the driving signal applied to the last four pixels of the even row is opposite to the polarity applied to the same pixel of the first four pixels;
- the polarity of the driving signal applied by a row of pixels is arranged in a cycle of eight pixels;
- the polarities of the driving signals applied to the eight pixels corresponding to the upper and lower sides of the odd row and the even row are opposite.
- the one polarity period is the display time of one frame of pictures.
- the one polarity period is the display time of two frames.
- the present application also discloses a display device driven by the driving method of the display panel, including: a display panel, the display panel including a plurality of pixel groups; wherein each pixel group includes first pixel units arranged in columns and A second pixel unit; the first pixel unit and the second pixel unit respectively include an equal number of pixels of different colors; and a driving device that outputs a driving signal to drive the display panel; wherein, the driving device outputs The driving signals for the pixels of the same color in the first pixel unit of the display panel are opposite in polarity to the driving signals of the pixels of the same color in the second pixel unit.
- the first pixel unit includes eight pixels arranged in a row adjacent to each other; the arrangement order is: the first pixel, the second pixel, the third pixel, and the fourth pixel are sequentially arranged horizontally, and Repeat in this order; the second pixel unit includes eight pixels arranged in a row adjacent to each other; the arrangement order is: the third pixel, the fourth pixel, the first pixel, and the second pixel are sequentially arranged horizontally, and Repeat in this order.
- the display device includes: the first pixel unit includes eight pixels arranged in a row adjacent to each other; the arrangement order is respectively: the first pixel, the second pixel, the third pixel, and the fourth pixel are sequentially horizontal Arranged and repeated in this order; the second pixel unit includes eight pixels arranged in a row adjacent to each other; the arrangement order is: the third pixel, the fourth pixel, the first pixel and the second pixel are sequentially horizontal Arrange and repeat in this order.
- the display panel is a vertical alignment technology panel.
- a group of pixels has a first pixel unit and a second pixel unit arranged in a row, and the first pixel unit and the second pixel unit In the pixel unit, when the pixels of the same color are driven, the polarity of the driving voltage is reversed; so that in a display screen, the driving signal of the pixels of the same color will not have the same polarity caused by the voltage interference offset, resulting in display Unevenness brings flicker; it ensures uniform color display in the same pixel group and avoids flicker when the picture is displayed.
- FIG. 1 is a schematic diagram of a display panel provided by an embodiment of the present application.
- FIG. 2 is a flowchart of a method for driving a display panel provided by an embodiment of the present application
- FIG. 3 is a schematic diagram of a method for driving odd-picture polarities of a display panel provided by an embodiment of the present application
- FIG. 4 is a schematic diagram of a dual-screen polarity driving method for a display panel provided by an embodiment of the present application
- FIG. 5 is a schematic diagram of another method for driving an odd picture polarity of a display panel provided by an embodiment of the present application
- FIG. 6 is a schematic diagram of another driving method for polarities of even pictures on a display panel provided by an embodiment of the present application.
- FIG. 7 is a schematic diagram of a method for driving odd-picture polarities of horizontally arranged pixels arranged in a vertical direction in a display panel according to an embodiment of the present application;
- FIG. 8 is a schematic diagram of a driving method for even-picture polarities in which the horizontal pixels of the display panel are arranged in the vertical direction and the driving signals are arranged according to an embodiment of the present application;
- FIG. 9 is a schematic diagram of a display device provided by an embodiment of the present application.
- connection should be understood in a broad sense, for example, it can be fixed connection or detachable Connected, or connected integrally; either mechanically or electrically; directly connected, or indirectly connected through an intermediary, or internally connected between two components.
- installation should be understood in a broad sense, for example, it can be fixed connection or detachable Connected, or connected integrally; either mechanically or electrically; directly connected, or indirectly connected through an intermediary, or internally connected between two components.
- a display panel 200 includes: a plurality of pixel groups 210; each of the pixel groups 210 includes first pixels arranged in a first direction The pixel unit 220 and the second pixel unit 230; the first pixel unit 220 and the second pixel unit 230 respectively include an equal number of pixels of different colors arranged along the second direction; the first direction is The second direction is vertical; wherein, in the same frame of the picture, the pixels of the same color in the first pixel unit 220 and the pixels of the same color in the second pixel unit 230 have opposite polarities of the drive signals.
- FIG. 2 is a flowchart of the above driving method of a display panel. Referring to FIG. 2, the driving method includes the following steps:
- the pixel group 210 of the complex array includes the first pixel unit 220 and the second pixel unit 230 arranged in a row.
- the first pixel unit 220 and the second pixel unit 230 pixels of the same color are driven
- the polarity of the driving voltage is reversed; so that in a display screen, the driving signal of pixels of the same color will not shift due to voltage interference caused by the same polarity, resulting in flickering phenomenon caused by uneven display;
- the color display is uniform in the same pixel group 210 to avoid flickering during picture display; where the signal is reversed, the driving signal applied to one pixel in one polarity period is positive, and the driving signal applied to this pixel in the next polarity period It is negative, and the other pixels have the same inversion method.
- the first direction is a column direction and the second direction is a row direction;
- the first pixel unit 220 includes eight pixels arranged adjacent to each other in a row;
- the arrangement order is as follows: the first pixel 240, the second pixel 250, the third pixel 260, and the fourth pixel 270 are sequentially arranged horizontally and repeat in this order;
- the second pixel unit 230 includes eight adjacently arranged in a row
- the pixels are arranged in the following order: the third pixel 260, the fourth pixel 270, the first pixel 240, and the second pixel 250 are sequentially arranged horizontally, and repeated in this order.
- This solution provides an eight-pixel pixel architecture: eight pixels are arranged in rows in the first pixel unit 220, and there are two first pixels 240, second pixels 250, third pixels 260, and fourth pixels 270 , And there are three other pixels between the same two pixels, and the three pixels have different colors, which can achieve uniform color display in one pixel.
- the first pixel unit 220 and the second pixel unit 230 only the pixels The arrangement order is changed so that the two adjacent pixels arbitrarily selected in the first pixel unit 220 and the two adjacent pixels in the second pixel unit 230 can form four different pixels, so that the arrangement makes the entire display panel 200
- the pixel arrangement is more uniform; the same pixels have the same color.
- a method of applying a driving signal to drive the display panel is as follows. In the step of S1:
- the polarities of the driving signals applied by the first four pixels are arranged as follows: the polarities of the driving signals applied by the first pixel 240 and the fourth pixel 270 are the same, and the driving signals applied by the second pixel 250 and the third pixel 260 The polarities are the same, and the polarities of the driving signals of the first pixel 240 and the fourth pixel 270 and the polarities of the driving signals of the second pixel 250 and the third pixel 260 are opposite; the driving signals applied by the last four pixels of the first pixel unit In the polarity, the polarity applied to the same pixel of the first four pixels is opposite; the specific implementation is as follows: the first pixel 240 is positive, the second pixel 250 is negative, the third pixel 260 is negative, and the fourth pixel 270 It is positive; the polarity of the driving signal applied to the last four pixels is: the first pixel 240 is negative, the second pixel 250 is positive, the third pixel 260 is positive,
- the polarities of the driving signals applied by the first four pixels are arranged as follows: the polarities of the driving signals applied by the third pixel 260 and the second pixel 250 are the same, and the driving signals applied by the fourth pixel 270 and the first pixel 240 The polarities are the same, and the polarities of the driving signals of the third pixel 260 and the second pixel 250 and the polarities of the driving signals of the fourth pixel 270 and the first pixel 240 are opposite; the driving signals applied by the last four pixels of the second pixel unit In the polarity, the polarity applied to the same pixel of the first four pixels is opposite; the specific implementation is as follows: the third pixel 260 is negative, the fourth pixel 270 is positive, the first pixel 240 is positive, and the second pixel 250 It is negative; the polarity of the driving signal applied to the last four pixels is: the third pixel 260 is positive, the fourth pixel 270 is negative, the first pixel 240 is negative
- the polarity of the driving signal at the corresponding position of the original pixel is reversed, that is, in the first pixel unit 220, the first four pixels have the following polarities: the first pixel 240 has a negative polarity, and the second pixel 250 It is positive, the third pixel 260 is positive, and the fourth pixel 270 is negative; in the second pixel unit 230, the polarity of the driving signal applied by the last four pixels is: the third pixel 260 is positive, the fourth pixel 270 is negative polarity, the first pixel 240 is negative polarity, the second pixel 250 is positive polarity, the symbol is expressed as:-++-+-+; in the second pixel unit 230, the driving signal applied by the first four pixels
- the polarity is: the third pixel 260 is positive, the fourth pixel 270 is negative, the first pixel 240 is negative, and the second pixel 250 is positive; the polarity of the driving signal applied by the last four pixels is: the
- This solution is a polar driving method for the above pixel architecture, in which the first pixel 240, the second pixel 250, the third pixel 260, the fourth pixel 270, the first pixel 240, the second pixel 250, the third pixel 260,
- the polarities of the driving signals applied to the eight pixels of the first pixel unit 220 are: +-+-++-, so that the polarities of the two first pixels 240 in the first pixel unit 220 are different,
- the second pixel 250, the third pixel 260, and the fourth pixel 270 are also different in the polarity of the driving signal applied to the two same pixels;
- the second pixel unit 230 is the same as the first pixel unit 220, and the opposite polarity is applied to the same pixel
- the driving signal of the pixel; in the next polarity cycle, the pixels in the same position have the opposite polarity of the previous cycle, then in the first pixel unit 220 and the second pixel unit 230, have the same amount of
- the first pixel unit 220 of this embodiment may also include eight pixels arranged in a row adjacent to each other; Are: the first pixel 240, the second pixel 250, the third pixel 260, and the fourth pixel 270 are sequentially arranged longitudinally and repeat in this order; the second pixel unit 230 includes eight pixels arranged in a row adjacent to each other; the arrangement order Respectively: the third pixel 260, the fourth pixel 270, the first pixel 240, and the second pixel 250 are sequentially arranged in the longitudinal direction, and are repeated in this order.
- This solution provides another eight-pixel pixel architecture.
- the eight pixels in the first pixel unit 220 are arranged in columns, and the first pixel 240, the second pixel 250, the third pixel 260, and the fourth pixel 270 each have two There are three other pixels in the same two pixels, and the three pixels are different from each other, which can achieve uniform display in one pixel, and only the arrangement of pixels in the first pixel unit 220 and the second pixel unit 230
- the order is changed so that two adjacent pixels arbitrarily selected in the first pixel unit 220 and two adjacent pixels in the second pixel unit 230 can form four different pixels, so that the pixels of the entire display panel 200 are arranged in this way
- the arrangement is more uniform, so that the display panel 200 displays more uniformly.
- the step of S1 includes:
- the polarities of the driving signals applied by the first pixel 240 and the fourth pixel 270 are the same, and the polarities of the driving signals applied by the second pixel 250 and the third pixel 260 The same, and the polarity of the driving signal of the first pixel 240 and the fourth pixel 270 and the polarity of the driving signal of the second pixel 250 and the third pixel 260 are opposite; the polarity of the driving signal applied to the last four pixels is the same as that of the first four The same polarity is applied to the same pixel of the pixel; the specific implementation is: the first pixel 240 is positive, the second pixel 250 is negative, the third pixel 260 is negative, and the fourth pixel 270 is positive; the last four pixels The polarity of the applied driving signal is: the first pixel 240 is negative, the second pixel 250 is positive, the third pixel 260 is positive, the fourth pixel 270 is
- the polarities of the driving signals applied by the third pixel 260 and the second pixel 250 are the same, and the polarities of the driving signals applied by the fourth pixel 270 and the first pixel 240
- the same polarity, and the polarity of the driving signals of the third pixel 260 and the second pixel 250 and the polarity of the driving signal of the fourth pixel 270 and the first pixel 240 are opposite;
- the polarity of the driving signal applied to the last four pixels is the same as the first four
- the same polarity is applied to the same pixel of the pixel; the specific implementation is: the third pixel 260 is negative, the fourth pixel 270 is positive, the first pixel 240 is positive, and the second pixel 250 is negative; the last four pixels
- the polarity of the applied driving signal is: the third pixel 260 is positive, the fourth pixel 270 is negative, the first pixel 240 is negative, the second pixel 250
- the polarities of the eight pixels of the first pixel unit 220 are: +-+-++-, so that the polarities of the driving signals applied by the two first pixels 240 in the first pixel unit 220 are different.
- the second pixel 250, the third pixel 260, and the fourth pixel 270 also have different polarities of the driving signals applied by the two same pixels; the second pixel unit 230 is the same as the first pixel unit 220, and the opposite polarities are set on the same pixel In the next polarity cycle, the pixels at the same position have the opposite polarity from the previous cycle, then in the first pixel unit 220 and the second pixel unit 230, there are equal number of positive and negative polarity pixels Therefore, the same amount of positive and negative pixels on one screen in the entire display panel 200 can effectively avoid the flickering of the screen.
- the color of the first pixel 240 is red
- the color of the second pixel 250 is green
- the color of the third pixel 260 is blue
- the color of the fourth pixel 270 is white.
- This solution is a specific RGBW pixel architecture design.
- the color of the first pixel 240 is set to red
- the color of the second pixel 250 is set to green
- the color of the third pixel 260 is set to blue
- the color of the fourth pixel 270 Set to white
- the polarities of the pixels of the same color are reversed, which can make the display panel 200 have a better picture display.
- this solution can also be set in a different order of color arrangement, which is not limited to this color provided by this solution Arrange.
- FIGS. 7 and 8 another schematic diagram of a driving method of a display panel.
- eight pixels can also be arranged in a vertical direction, and the driving signal is still the driving signal of the original horizontally arranged pixels to ensure In a pixel, the polarities of the driving signals of the pixels of the same color are evenly distributed, and eight pixels arranged in the horizontal direction can also be provided.
- the driving signals are arranged in the vertical direction, and this solution is applicable.
- the above driving of the display panel for one polarity period corresponds to the display time of one frame of driving data.
- One polarity period corresponds to the display time of one frame of drive data.
- the polarity inversion drive can use the signal of the drive data of each frame to control the polarity inversion, simplify the polarity inversion control circuit, and can Effectively prevent the screen display flickering in one polarity cycle; this solution can also correspond to the display time of two frames of driving data in one polarity cycle.
- a display device 100 using the driving method as described above including: a display panel 200 including a complex array of pixel groups Each pixel group includes a first pixel unit and a second pixel unit arranged in a row; the first pixel unit and the second pixel unit respectively include an equal number of pixels of different colors; the driving device 110, Output driving signals to drive the display panel 200; wherein, the driving signal output by the driving device 110 to the pixels of the same color in the first pixel unit of the display panel 200 is the same as the same in the second pixel unit
- the drive signals of the pixels of opposite colors have opposite polarities.
- the display panel 200 there are a plurality of pixel groups.
- a group of pixels has a first pixel unit and a second pixel unit arranged in a row.
- the first pixel unit and the second pixel unit have an equal number of pixels of different colors.
- the polarities of the driving signals applied to the same color pixels in the first pixel unit and the second pixel unit are opposite. Flashing phenomenon.
- the panel of this application can be TN panel (full name Twisted Nematic, namely twisted nematic panel), IPS panel (In-Pane Switching, plane switching), MVA panel (Multi-domain Vertical Alignment, multi-quadrant vertical alignment technology), VA panel (Vertical Alignment), of course, can also be other types of panels, just apply.
- TN panel full name Twisted Nematic, namely twisted nematic panel
- IPS panel In-Pane Switching, plane switching
- MVA panel Multi-domain Vertical Alignment, multi-quadrant vertical alignment technology
- VA panel Very Alignment
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Abstract
一种显示面板(200)、显示面板(200)的驱动方法和显示装置(100),显示面板(200)包括:复数组像素组(210),其中每一个像素组(210)包括成第一方向排布的第一像素单元(220)和第二像素单元(230);第一像素单元(220)和第二像素单元(230)分别包括有等数量的沿第二方向排布的多个不同颜色的像素(240,250,260,270);第一方向与第二方向垂直;其中,同一帧画面内,第一像素单元(220)中的同一个颜色的像素(240,250,260,270)与第二像素单元(230)中同一个颜色的像素(240,250,260,270)对应的驱动信号的极性相反。
Description
本申请要求于2018年11月12日提交中国专利局,申请号为CN201811337204.9,申请名称为“一种显示面板、显示面板的驱动方法和显示装置”的中国专利申请的优先权,其全部内容通过引用结合在本申请中。
本申请涉及显示领域,尤其涉及一种显示面板、显示面板的驱动方法和显示装置。
这里的陈述仅提供与本申请有关的背景信息,而不必然的构成现有技术。
随着科技的发展和进步,平板显示器由于具备机身薄、省电和辐射低等热点而成为显示器的主流产品,得到了广泛应用。平板显示器包括薄膜晶体管液晶显示器(Thin Film Transistor-Liquid Crystal Display,TFT-LCD)和机发光二极管(Organic Light-Emitting Diode,OLED)显示器等。其中,薄膜晶体管液晶显示器通过控制液晶分子的旋转方向,以将背光模组的光线折射出来产生画面,具有机身薄、省电、无辐射等众多优点。而机发光二极管显示器是利用有机电致发光二极管制成,具有自发光、响应时间短、清晰度与对比度高、可实现柔性显示与大面积全色显示等诸多优点。
随着人们节能减排的意识逐步增强,RGBW(R,Red红色像素;G Green绿色像素;B Blue蓝色像素;W White白色像素)技术的节能优势在液晶面板的发展中日益突出和显现,市场对应用RGBW技术的面板需求也随之越来越强烈。在RGBW技术给消费者带来白画面下高亮度,高对比度的同时,也可以降低背光的亮度,使整个液晶面板的能耗降低,达到节能的作用,而对于RGBW的常见排列,如果还使用之前的常规驱动方法,则会出现单色的在同一个画面都是处于同一极性,会有闪烁的情况。
发明内容
本申请提供一种显示面板、显示面板的驱动方法和显示装置,避免画面闪烁。
为实现上述目的,本申请提供了一种显示面板,包括:复数组像素组,其中每一个像素组包括成第一方向排布的第一像素单元和第二像素单元;所述第一像素单元和第二像素单元分别包括有等数量的沿第二方向排布的多个不同颜色的像素;其中,同一帧画面内,所述第一像素单元中的同一个颜色的像素与所述第二像素单元中同一个颜色的像素对应的驱动信 号的极性相反。
可选的,所述第一方向为列方向,所述第二方向为行方向;所述第一像素单元包括呈一行邻接排列的八个像素;其排布顺序分别为:第一像素、第二像素、第三像素和第四像素依次横向排列,并依照此顺序重复;所述第二像素单元包括呈一行邻接排列的八个像素;其排布顺序分别为:第三像素、第四像素、第一像素和第二像素依次横向排列,并依照此顺序重复。
可选的,所述第一方向为列方向,所述第二方向为行方向;所述第一像素单元包括呈一列邻接排列的八个像素;其排布顺序分别为:第一像素、第二像素、第三像素和第四像素依次纵向排列,并依照此顺序重复;所述第二像素单元包括呈一列邻接排列的八个像素;其排布顺序分别为:第三像素、第四像素、第一像素和第二像素依次纵向排列,并依照此顺序重复。
可选的,所述第一像素的颜色为红色,所述第二像素的颜色为绿色,所述第三像素的颜色为蓝色,所述第四像素的颜色为白色。
本申请还公开一种如以上所述的显示面板的驱动方法,所述的驱动方法包括以下步骤:
在一个极性周期内,输出驱动信号给对应的像素;以及
在下一个极性周期内,输出极性反转的驱动信号给对应的像素;
其中,所述的在一个极性周期内,输出驱动信号给对应的像素的步骤中,为所述第一像素单元中的同一个颜色的像素与所述第二像素单元中同一个颜色的像素输出的驱动信号的极性相反。
可选的,所述第一像素单元包括呈一行邻接排列的八个像素;其排布顺序分别为:第一像素、第二像素、第三像素和第四像素依次横向排列,并依照此顺序重复;所述第二像素单元包括呈一行邻接排列的八个像素;其排布顺序分别为:第三像素、第四像素、第一像素和第二像素依次横向排列,并依照此顺序重复;所述第一方向为列方向,所述第二方向为行方向;
其中,所述在一个极性周期内,输出驱动信号给对应的像素,对所述显示面板进行驱动的步骤中:
第一像素单元中,前四个像素施加的驱动信号极性排列如下:第一像素与第四像素施加的驱动信号极性相同,第二像素与第三像素施加的驱动信号极性相同,且第一像素与第四像素驱动信号极性的和第二像素与第三像素驱动信号极性相反;所述第一像素单元的后四个像素施加的驱动信号极性与前四个像素同一像素施加的极性相反;
第二像素单元中,前四个像素施加的驱动信号极性排列如下:第三像素与第二像素施加的驱动信号极性相同,第四像素与第一像素施加的驱动信号极性相同,且第三像素与第二像 素驱动信号极性的和第四像素与第一像素驱动信号极性相反;所述第二像素单元的后四个像素施加的驱动信号极性与前四个像素同一像素施加的极性相反。
其中,第一像素单元与第二像素单元上下依次对应的八个像素施加的驱动信号极性相反。
可选的,第一像素单元中,前四个像素施加的驱动信号如下:第一像素施加的驱动信号为正极性,第二像素施加的驱动信号为负极性,第三像素施加的驱动信号为负极性,第四像素施加的驱动信号为正极性;所述第一像素单元的后四个像素施加的驱动信号极性与前四个像素同一像素施加的极性相反;
第二像素单元中,前四个像素施加的驱动信号如下:第三像素施加的驱动信号为负极性,第四像素施加的驱动信号为正极性,第一像素施加的驱动信号为正极性,第二像素施加的驱动信号为负极性;所述第二像素单元的后四个像素施加的驱动信号极性与前四个像素同一像素施加的极性相反。
可选的,第一像素单元中,前四个像素施加的驱动信号如下:第一像素施加的驱动信号为负极性,第二像素施加的驱动信号为正极性,第三像素施加的驱动信号为正极性,第四像素施加的驱动信号为负极性;所述第一像素单元的后四个像素施加的驱动信号极性与前四个像素同一像素施加的极性相反;
第二像素单元中,前四个像素施加的驱动信号如下:第三像素施加的驱动信号为正极性,第四像素施加的驱动信号为负极性,第一像素施加的驱动信号为负极性,第二像素施加的驱动信号为正极性;所述第二像素单元的后四个像素施加的驱动信号极性与前四个像素同一像素施加的极性相反。
可选的,所述第一像素单元包括呈一列邻接排列的八个像素;其排布顺序分别为:第一像素、第二像素、第三像素和第四像素依次纵向排列,并依照此顺序重复;所述第二像素单元包括呈一列邻接排列的八个像素;其排布顺序分别为:第三像素、第四像素、第一像素和第二像素依次纵向排列,并依照此顺序重复;所述第一方向为列方向,所述第二方向为行方向;
其中,所述在一个极性周期内,输出驱动信号给对应的像素,对所述显示面板进行驱动的步骤包括:
第一像素单元中,前四个像素施加的驱动信号极性排列如下:第一像素与第四像素施加的驱动信号极性相同,第二像素与第三像素施加的驱动信号极性相同,且第一像素与第四像素驱动信号极性的和第二像素与第三像素驱动信号极性相反;所述第一像素单元的后四个像素施加的驱动信号极性与前四个像素同一像素施加的极性相反;
第二像素单元中,前四个像素施加的驱动信号极性排列如下:第三像素与第二像素施加 的驱动信号极性相同,第四像素与第一像素施加的驱动信号极性相同,且第三像素与第二像素驱动信号极性的和第四像素与第一像素驱动信号极性相反;所述第二像素单元的后四个像素施加的驱动信号极性与前四个像素同一像素施加的极性相反。
其中,第一像素单元与第二像素单元上下依次对应的八个像素施加的驱动信号极性相反。
可选的,所述第一像素单元包括呈一列邻接排列的八个像素;其排布顺序分别为:第一像素、第二像素、第三像素和第四像素依次纵向排列,并依照此顺序重复;所述第二像素单元包括呈一列邻接排列的八个像素;其排布顺序分别为:第三像素、第四像素、第一像素和第二像素依次纵向排列,并依照此顺序重复;所述第一方向为行方向,所述第二方向为列方向;
其中,所述在一个极性周期内,输出驱动信号给对应的像素,对所述显示面板进行驱动的步骤中:
一行所述像素组包括八行像素中,奇数行的前四个像素施加的驱动信号极性排列如下:第一像素与第三像素施加的驱动信号极性相反,前两个第一像素与第三像素极性和后两个第一像素与第三像素极性相反;所述奇数行的后四个像素施加的驱动信号极性与前四个像素同一像素施加的极性相反;所述每一行像素施加的驱动信号极性以八个像素为周期循环排列;
一行所述像素组包括八行像素中,偶数行的前四个像素施加的驱动信号极性排列如下:第二像素与第四像素施加的驱动信号极性相反,前两个第二像素与第四像素极性和后两个第二像素与第四像素极性相反;所述偶数行的后四个像素施加的驱动信号极性与前四个像素同一像素施加的极性相反;所述每一行像素施加的驱动信号极性以八个像素为周期循环排列;
其中,一行所述像素组中,所述奇数行与所述偶数行上下对应的八个像素施加的驱动信号极性相反。
可选的,所述一个极性周期为一帧画面的显示时间。
可选的,所述一个极性周期为两帧画面的显示时间。
本申请还公开一种使用所述显示面板的驱动方法驱动的显示装置,包括:显示面板,所述显示面板包括复数组像素组;其中每一个像素组包括成列排布的第一像素单元和第二像素单元;所述第一像素单元和第二像素单元分别包括有等数量的多个不同颜色的像素;以及输出驱动信号驱动所述的显示面板的驱动装置;其中,所述驱动装置输出给所述显示面板的第一像素单元中的同一个颜色的像素的驱动信号与所述第二像素单元中同一个颜色的像素的驱动信号极性相反。
可选的,包括:所述的第一像素单元包括呈一行邻接排列的八个像素;其排布顺序分别为:第一像素、第二像素、第三像素和第四像素依次横向排列,并依照此顺序重复;所述的 第二像素单元,包括呈一行邻接排列的八个像素;其排布顺序分别为:第三像素、第四像素、第一像素和第二像素依次横向排列,并依照此顺序重复。
可选的,显示装置包括:所述的第一像素单元,包括呈一列邻接排列的八个像素;其排布顺序分别为:第一像素、第二像素、第三像素和第四像素依次横向排列,并依照此顺序重复;所述的第二像素单元,包括呈一列邻接排列的八个像素;其排布顺序分别为:第三像素、第四像素、第一像素和第二像素依次横向排列,并依照此顺序重复。
可选的,所述显示面板为垂直配向技术面板。
相对于常规极性驱动方法的方案来说,本申请中有复数组的像素组,一组像素有成列排布的第一像素单元和第二像素单元,所述第一像素单元和第二像素单元中,同一个颜色的像素驱动时,驱动电压的极性相反;使得在一个显示画面中,同一个颜色的像素的驱动信号不会出现同一极性而造成的电压干扰偏移,造成显示不均匀带来闪烁现象;保证了在同一像素组内颜色显示均匀,避免画面显示时闪烁。
所包括的附图用来提供对本申请实施例的进一步的理解,其构成了说明书的一部分,用于例示本申请的实施方式,并与文字描述一起来阐释本申请的原理。显而易见地,下面描述中的附图仅仅是本申请的一些实施例,对于本领域普通技术人员来讲,在不付出创造性劳动性的前提下,还可以根据这些附图获得其他的附图。在附图中:
图1是本申请实施例提供的一种显示面板的示意图;
图2是本申请实施例提供的一种显示面板的驱动方法流程图;
图3是本申请实施例提供的一种显示面板的奇画面极性驱动方法的示意图;
图4是本申请实施例提供的一种显示面板的偶画面极性驱动方法的示意图;
图5是本申请实施例提供的另一种显示面板奇画面极性驱动方法的示意图;
图6是本申请实施例提供的另一种显示面板偶画面极性驱动方法的示意图;
图7是本申请实施例提供的一种显示面板的横向像素排布竖直方向驱动信号排布的奇画面极性驱动方法的示意图;
图8是本申请实施例提供的又一种显示面板的横向像素排布竖直方向驱动信号排布的偶画面极性驱动方法的示意图;
图9是本申请实施例提供的一种显示装置的示意图。
这里所公开的具体结构和功能细节仅仅是代表性的,并且是用于描述本申请的示例性实 施例的目的。但是本申请可以通过许多替换形式来具体实现,并且不应当被解释成仅仅受限于这里所阐述的实施例。
在本申请的描述中,需要理解的是,术语“中心”、“横向”、“上”、“下”、“左”、“右”、“竖直”、“水平”、“顶”、“底”、“内”、“外”等指示的方位或位置关系为基于附图所示的方位或位置关系,仅是为了便于描述本申请和简化描述,而不是指示或暗示所指的装置或元件必须具有特定的方位、以特定的方位构造和操作,因此不能理解为对本申请的限制。此外,术语“第一”、“第二”仅用于描述目的,而不能理解为指示或暗示相对重要性或者隐含指明所指示的技术特征的数量。由此,限定有“第一”、“第二”的特征可以明示或者隐含地包括一个或者更多个该特征。在本申请的描述中,除非另有说明,“多个”的含义是两个或两个以上。另外,术语“包括”及其任何变形,意图在于覆盖不排他的包含。
在本申请的描述中,需要说明的是,除非另有明确的规定和限定,术语“安装”、“相连”、“连接”应做广义理解,例如,可以是固定连接,也可以是可拆卸连接,或一体地连接;可以是机械连接,也可以是电连接;可以是直接相连,也可以通过中间媒介间接相连,可以是两个元件内部的连通。对于本领域的普通技术人员而言,可以具体情况理解上述术语在本申请中的具体含义。
这里所使用的术语仅仅是为了描述具体实施例而不意图限制示例性实施例。除非上下文明确地另有所指,否则这里所使用的单数形式“一个”、“一项”还意图包括复数。还应当理解的是,这里所使用的术语“包括”和/或“包含”规定所陈述的特征、整数、步骤、操作、单元和/或组件的存在,而不排除存在或添加一个或更多其他特征、整数、步骤、操作、单元、组件和/或其组合。
下面结合附图和实施例对本申请作进一步说明。
图1为一种显示面板的示意图,参考图1结合图3可知,一种显示面板200,包括:复数组像素组210;其中每一个所述像素组210包括成第一方向排布的第一像素单元220和第二像素单元230;所述第一像素单元220和第二像素单元230分别包括有等数量的沿第二方向排布的多个不同颜色的像素;所述的第一方向与第二方向垂直;其中,同一帧画面中,为所述第一像素单元220中的同一个颜色的像素与所述第二像素单元230中同一个颜色的像素对应的驱动信号极性相反。
图2为上述一种显示面板的驱动方法流程图,参考图2可知,所述的驱动方法包括以下步骤:
S1:在一个极性周期内,输出驱动信号给对应的像素;
S2:在下一个极性周期内,输出极性反转的驱动信号给对应的像素;
其中,所述的在一个极性周期内,输出驱动信号给对应的像素的步骤中,为所述第一像 素单元中的同一个颜色的像素与所述第二像素单元中同一个颜色的像素输出的驱动信号的极性相反。
上述的显示面板中,复数组的像素组210包括有成列排布的第一像素单元220和第二像素单元230,第一像素单元220和第二像素单元230中,同一个颜色的像素驱动时,驱动电压的极性相反;使得在一个显示画面中,同一个颜色的像素的驱动信号不会出现同一极性而造成的电压干扰偏移,造成显示不均匀带来闪烁现象;保证了在同一像素组210内颜色显示均匀,避免画面显示时闪烁;其中信号反转为,一个极性周期内的其中一个像素施加的驱动信号为正极性,在下一个极性周期内这个像素施加的驱动信号为负极性,其他像素也为同样的翻转方式。
其中,如图3和图4所示的像素排布,所述第一方向为列方向,所述第二方向为行方向;所述第一像素单元220包括呈一行邻接排列的八个像素;其排布顺序分别为:第一像素240、第二像素250、第三像素260和第四像素270依次横向排列,并依照此顺序重复;所述第二像素单元230包括呈一行邻接排列的八个像素;其排布顺序分别为:第三像素260、第四像素270、第一像素240和第二像素250依次横向排列,并依照此顺序重复。本方案提供了一种八个像素的像素架构:在第一像素单元220中八个像素呈行排列,第一像素240、第二像素250、第三像素260和第四像素270均有两个,且相同的两个像素中间隔有三个其他像素,并且三个像素颜色各不相同,可以实现在一个像素中颜色均匀显示,在第一像素单元220与第二像素单元230中仅在像素的排列顺序改变,使得在第一像素单元220中任意选取的两个相邻的像素与第二像素单元230中相邻的两个像素可以组成四个不同的像素,如此排列使整个显示面板200的像素排列更均匀;其中相同的像素颜色相同。
根据上述的像素排布基础,施加驱动信号对显示面板进行驱动的方法如下,所述S1的步骤中:
第一像素单元220中,前四个像素施加的驱动信号极性排列如下:第一像素240与第四像素270施加的驱动信号极性相同,第二像素250与第三像素260施加的驱动信号极性相同,且第一像素240与第四像素270驱动信号极性的和第二像素250与第三像素260驱动信号极性相反;所述第一像素单元的后四个像素施加的驱动信号极性中,与前四个像素同一像素施加的极性相反;具体实施方式为:第一像素240为正极性,第二像素250为负极性,第三像素260为负极性,第四像素270为正极性;后四个像素施加的驱动信号极性为:第一像素240为负极性,第二像素250为正极性,第三像素260为正极性,第四像素270为负极性,符号表示为+--+-++-;
第二像素单元230中,前四个像素施加的驱动信号极性排列如下:第三像素260与第二像素250施加的驱动信号极性相同,第四像素270与第一像素240施加的驱动信号极性相同, 且第三像素260与第二像素250驱动信号极性的和第四像素270与第一像素240驱动信号极性相反;所述第二像素单元的后四个像素施加的驱动信号极性中,与前四个像素同一像素施加的极性相反;具体实施方式为:第三像素260为负极性,第四像素270为正极性,第一像素240为正极性,第二像素250为负极性;后四个像素施加的驱动信号极性为:第三像素260为正极性,第四像素270为负极性,第一像素240为负极性,第二像素250为正极性,符号表示为:-++-+--+;
在下一个极性周期内,在原像素的对应位置的驱动信号极性反转,即第一像素单元220中,前四个像素极性为:第一像素240为负极性极性,第二像素250为正极性,第三像素260为正极性,第四像素270为负极性;第二像素单元230中,后四个像素施加的驱动信号极性为:第三像素260为正极性,第四像素270为负极性,第一像素240为负极性,第二像素250为正极性,符号表示为:-++-+--+;第二像素单元230中,前四个像素施加的驱动信号极性为:第三像素260为正极性,第四像素270为负极性,第一像素240为负极性,第二像素250为正极性;后四个像素施加的驱动信号极性为:第三像素260为负极性,第四像素270为正极性,第一像素240为正极性,第二像素250为负极性符号表示为:+--+-++-;
本方案是针对上述像素架构的极性驱动方法,其中,第一像素240、第二像素250、第三像素260、第四像素270、第一像素240、第二像素250、第三像素260、第四像素270,第一像素单元220的八个像素施加的驱动信号极性分别为:+--+-++-,如此第一像素单元220中两个第一像素240的极性不同,第二像素250、第三像素260和第四像素270也是两个相同像素施加的驱动信号极性不同;第二像素单元230与第一像素单元220相同,都是在同一像素上施加极性相反的驱动信号;在下一个极性周期内,在相同位置上的像素则具有与上一个周期相反的极性,那么在第一像素单元220和第二像素单元230中,具有等量的正负极性的像素,因此在整个显示面板200内的一个画面上也具等量的正负极性的像素,可以有效的避免了画面的闪烁情况。
当然,如图5和图6所示的像素排布以及对应像素施加的驱动信号方法可知,本实施例的第一像素单元220还可以包括呈一列邻接排列的八个像素;其排布顺序分别为:第一像素240、第二像素250、第三像素260和第四像素270依次纵向排列,并依照此顺序重复;第二像素单元230包括呈一列邻接排列的八个像素;其排布顺序分别为:第三像素260、第四像素270、第一像素240和第二像素250依次纵向排列,并依照此顺序重复。
本方案提供了另一种八个像素的像素架构,在第一像素单元220中八个像素呈列排列,第一像素240、第二像素250、第三像素260和第四像素270均有两个,且相同的两个像素中间隔有三个其他像素,并且三个像素各不相同,可以实现在一个像素中均匀显示,在第一像素单元220与第二像素单元230中仅在像素的排列顺序改变,使得在第一像素单元220中 任意选取的两个相邻的像素与第二像素单元230中相邻的两个像素可以组成四个不同的像素,如此排列使整个显示面板200的像素排列更均匀,进而使显示面板200更的显示更均匀。
根据上述的像素排列,可以得到对应像素施加的驱动信号排布,所述S1的步骤包括:
第一像素单元220中,前四个像素施加的驱动信号极性中:第一像素240与第四像素270施加的驱动信号极性相同,第二像素250与第三像素260施加的驱动信号极性相同,且第一像素240与第四像素270驱动信号极性的和第二像素250与第三像素260驱动信号极性相反;后四个像素施加的驱动信号极性中,与前四个像素同一像素施加的极性相反;具体实施方式为:第一像素240为正极性,第二像素250为负极性,第三像素260为负极性,第四像素270为正极性;后四个像素施加的驱动信号极性为:第一像素240为负极性,第二像素250为正极性,第三像素260为正极性,第四像素270为负极性,符号表示为:+--+-++-;
第二像素单元230中,前四个像素施加的驱动信号极性中:第三像素260与第二像素250施加的驱动信号极性相同,第四像素270与第一像素240施加的驱动信号极性相同,且第三像素260与第二像素250驱动信号极性的和第四像素270与第一像素240驱动信号极性相反;后四个像素施加的驱动信号极性中,与前四个像素同一像素施加的极性相反;具体实施方式为:第三像素260为负极性,第四像素270为正极性,第一像素240为正极性,第二像素250为负极性;后四个像素施加的驱动信号极性为:第三像素260为正极性,第四像素270为负极性,第一像素240为负极性,第二像素250为正极性,符号表示为:-++-+--+;在下一个极性周期内,在下一个极性周期内,在原像素的对应位置的驱动信号极性反转,即第一像素单元220中,前四个像素施加的驱动信号极性为:第一像素240为负极性极性,第二像素250为正极性,第三像素260为正极性,第四像素270为负极性;第二像素单元230中,后四个像素施加的驱动信号极性为:第三像素260为正极性,第四像素270为负极性,第一像素240为负极性,第二像素250为正极性;第二像素单元230中,前四个像素施加的驱动信号极性为:第三像素为正极性,第四像素270为负极性,第一像素240为负极性,第二像素250为正极性;后四个像素施加的驱动信号极性为:第三像素260为负极性,第四像素270为正极性,第一像素240为正极性,第二像素250为负极性。
本方案是针对上述像素架构的极性驱动方法,第一像素240、第二像素250、第三像素260、第四像素270、第一像素240、第二像素250、第三像素260、第四像素270,第一像素单元220的八个像素的极性分别为:+--+-++-,如此第一像素单元220中两个第一像素240施加的驱动信号的极性不同,第二像素250、第三像素260和第四像素270也是两个相同像素施加的驱动信号的极性不同;第二像素单元230与第一像素单元220相同,都是在同一像素上设置相反的极性;在下一个极性周期内,在相同位置上的像素则具有与上一个周期相反的极性,那么在第一像素单元220和第二像素单元230中,具有等量的正负极性像素,因此 在整个显示面板200内的一个画面上也具等量的正负极性像素,可以有效的避免了画面的闪烁情况。
其中,上述的像素中,第一像素240的颜色为红色,第二像素250的颜色为绿色,第三像素260的颜色为蓝色,第四像素270的颜色为白色。本方案是一种具体的RGBW的像素架构设计,将第一像素240的颜色设置为红色,第二像素250的颜色设置为绿色,第三像素260的颜色设置蓝色,第四像素270的颜色设置为白色,并时同一颜色像素的极性相反,可以使显示面板200有更好的画面显示,当然本方案也可以设置不同顺序的颜色排布,并不限制在本方案提供的这种颜色排布。
如图7和图8所示,又一种显示面板的驱动方法的示意图,本申请还可以将八个像素设置为竖直方向的排列,而驱动信号还是采用原横向排列像素的驱动信号,保证在一个像素内同一颜色的像素的驱动信号的极性平均分布,还可以设置横向排列的八个像素,驱动信号使竖直方向的排列,本方案适用即可。
上述的对显示面板的驱动一个极性周期对应驱动数据的一帧的显示时间。一个极性周期对应驱动数据的一帧的显示时间,在下一帧显示时,极性翻转驱动,可以利用每一帧的驱动数据的信号控制极性翻转,简化极性翻转控制的电路,并可以有效的防止在一个极性周期内出现画面显示闪烁的情况;本方案还可以一个极性周期对应驱动数据的两帧的显示时间。
图9为显示装置的示意图,作为本申请的另一实施例,公开了一种使用了如上所述的驱动方法的显示装置100,包括:显示面板200,所述显示面板200包括复数组像素组;其中每一个像素组包括成列排布的第一像素单元和第二像素单元;所述第一像素单元和第二像素单元分别包括有等数量的多个不同颜色的像素;驱动装置110,输出驱动信号驱动所述的显示面板200;其中,所述驱动装置110输出给所述显示面板200的第一像素单元中的同一个颜色的像素的驱动信号与所述第二像素单元中同一个颜色的像素的驱动信号极性相反。在显示面板200中有复数组的像素组,一组像素有成列排布的第一像素单元和第二像素单元,第一像素单元和第二像素单元有等数量的不同颜色的像素,保证了在同一像素组内颜色显示不会出现不均匀的现象,在第一像素单元与第二像素单元中的同一颜色像素施加的驱动信号的极性相反,如此设置,可以避免画面显示时,出现闪烁的现象。
需要说明的是,本方案中涉及到的各步骤的限定,在不影响具体方案实施的前提下,并不认定为对步骤先后顺序做出限定,写在前面的步骤可以是在先执行的,也可以是在后执行的,甚至也可以是同时执行的,只要能实施本方案,都应当视为属于本申请的保护范围。
本申请的面板可以是TN面板(全称为Twisted Nematic,即扭曲向列型面板)、IPS面板(In-Pane Switching,平面转换)、MVA面板(Multi-domain Vertical Alignment,多象限垂直配向技术)、VA面板(Vertical Alignment,垂直配向技术)当然,也可以是其他类型的面板, 适用即可。
以上内容是结合具体的可选实施方式对本申请所作的进一步详细说明,不能认定本申请的具体实施只局限于这些说明。对于本申请所属技术领域的普通技术人员来说,在不脱离本申请构思的前提下,还可以做出若干简单推演或替换,都应当视为属于本申请的保护范围。
Claims (17)
- 一种显示面板,包括:复数组像素组,其中每一个所述像素组包括成第一方向排布的第一像素单元和第二像素单元;所述第一像素单元和第二像素单元分别包括有等数量的沿第二方向排布的多个不同颜色的像素;所述的第一方向与第二方向垂直;其中,同一帧画面内,所述第一像素单元中的同一个颜色的像素与所述第二像素单元中同一个颜色的像素对应的驱动信号的极性相反。
- 如权利要求1所述的显示面板,其中,所述第一方向为列方向,所述第二方向为行方向;所述第一像素单元包括呈一行邻接排列的八个像素;其排布顺序分别为:第一像素、第二像素、第三像素和第四像素依次横向排列,并依照此顺序重复;以及所述第二像素单元包括呈一行邻接排列的八个像素;其排布顺序分别为:第三像素、第四像素、第一像素和第二像素依次横向排列,并依照此顺序重复。
- 如权利要求1所述的显示面板,其中,所述第一方向为行方向,所述第二方向为列方向;所述第一像素单元包括呈一列邻接排列的八个像素;其排布顺序分别为:第一像素、第二像素、第三像素和第四像素依次纵向排列,并依照此顺序重复;以及所述第二像素单元包括呈一列邻接排列的八个像素;其排布顺序分别为:第三像素、第四像素、第一像素和第二像素依次纵向排列,并依照此顺序重复。
- 如权利要求2所述的显示面板,其中,所述第一像素的颜色为红色,所述第二像素的颜色为绿色,所述第三像素的颜色为蓝色,所述第四像素的颜色为白色。
- 一种如权利要求1所述的显示面板的驱动方法,所述的驱动方法包括以下步骤:在一个极性周期内,输出驱动信号给对应的像素;以及在下一个极性周期内,输出极性反转的驱动信号给对应的像素;其中,所述的在一个极性周期内,输出驱动信号给对应的像素的步骤中,为所述第一像素单元中的同一个颜色的像素与所述第二像素单元中同一个颜色的像素输出的驱动信号的极性相反。
- 如权利要求5所述的显示面板的驱动方法,其中,所述第一像素单元包括呈一行邻接排列的八个像素;其排布顺序分别为:第一像素、第二像素、第三像素和第四像素依次横向排列,并依照此顺序重复;所述第二像素单元包括呈一行邻接排列的八个像素;其排布顺序分别为:第三像素、第 四像素、第一像素和第二像素依次横向排列,并依照此顺序重复;所述第一方向为列方向,所述第二方向为行方向;其中,所述在一个极性周期内,输出驱动信号给对应的像素,对所述显示面板进行驱动的步骤中:第一像素单元中,前四个像素施加的驱动信号极性排列如下:第一像素与第四像素施加的驱动信号极性相同,第二像素与第三像素施加的驱动信号极性相同,且第一像素与第四像素驱动信号极性的和第二像素与第三像素驱动信号极性相反;所述第一像素单元的后四个像素施加的驱动信号极性与前四个像素同一像素施加的极性相反;第二像素单元中,前四个像素施加的驱动信号极性排列如下:第三像素与第二像素施加的驱动信号极性相同,第四像素与第一像素施加的驱动信号极性相同,且第三像素与第二像素驱动信号极性的和第四像素与第一像素驱动信号极性相反;所述第二像素单元的后四个像素施加的驱动信号极性与前四个像素同一像素施加的极性相反;其中,第一像素单元与第二像素单元上下依次对应的八个像素施加的驱动信号极性相反。
- 如权利要求6所述的显示面板的驱动方法,其中,第一像素单元中,前四个像素施加的驱动信号如下:第一像素施加的驱动信号为正极性,第二像素施加的驱动信号为负极性,第三像素施加的驱动信号为负极性,第四像素施加的驱动信号为正极性;所述第一像素单元的后四个像素施加的驱动信号极性与前四个像素同一像素施加的极性相反;第二像素单元中,前四个像素施加的驱动信号如下:第三像素施加的驱动信号为负极性,第四像素施加的驱动信号为正极性,第一像素施加的驱动信号为正极性,第二像素施加的驱动信号为负极性;所述第二像素单元的后四个像素施加的驱动信号极性与前四个像素同一像素施加的极性相反。
- 如权利要求6所述的显示面板的驱动方法,其中,第一像素单元中,前四个像素施加的驱动信号如下:第一像素施加的驱动信号为负极性,第二像素施加的驱动信号为正极性,第三像素施加的驱动信号为正极性,第四像素施加的驱动信号为负极性;所述第一像素单元的后四个像素施加的驱动信号极性与前四个像素同一像素施加的极性相反;第二像素单元中,前四个像素施加的驱动信号如下:第三像素施加的驱动信号为正极性,第四像素施加的驱动信号为负极性,第一像素施加的驱动信号为负极性,第二像素施加的驱动信号为正极性;所述第二像素单元的后四个像素施加的驱动信号极性与前四个像素同一像素施加的极性相反。
- 如权利要求5所述的显示面板的驱动方法,其中,所述第一像素单元包括呈一列邻接排列的八个像素;其排布顺序分别为:第一像素、第二像素、第三像素和第四像素依次纵 向排列,并依照此顺序重复;所述第二像素单元包括呈一列邻接排列的八个像素;其排布顺序分别为:第三像素、第四像素、第一像素和第二像素依次纵向排列,并依照此顺序重复;所述第一方向为列方向,所述第二方向为行方向;其中,所述在一个极性周期内,输出驱动信号给对应的像素,对所述显示面板进行驱动的步骤包括:第一像素单元中,前四个像素施加的驱动信号极性排列如下:第一像素与第四像素施加的驱动信号极性相同,第二像素与第三像素施加的驱动信号极性相同,且第一像素与第四像素驱动信号极性的和第二像素与第三像素驱动信号极性相反;所述第一像素单元的后四个像素施加的驱动信号极性与前四个像素同一像素施加的极性相反;第二像素单元中,前四个像素施加的驱动信号极性排列如下:第三像素与第二像素施加的驱动信号极性相同,第四像素与第一像素施加的驱动信号极性相同,且第三像素与第二像素驱动信号极性的和第四像素与第一像素驱动信号极性相反;所述第二像素单元的后四个像素施加的驱动信号极性与前四个像素同一像素施加的极性相反。其中,第一像素单元与第二像素单元上下依次对应的八个像素施加的驱动信号极性相反。
- 如权利要求9所述的显示面板的驱动方法,其中,第一像素单元中,前四个像素施加的驱动信号如下:第一像素施加的驱动信号为正极性,第二像素施加的驱动信号为负极性,第三像素施加的驱动信号为负极性,第四像素施加的驱动信号为正极性;所述第一像素单元的后四个像素施加的驱动信号极性与前四个像素同一像素施加的极性相反;第二像素单元中,前四个像素施加的驱动信号如下:第三像素施加的驱动信号为负极性,第四像素施加的驱动信号为正极性,第一像素施加的驱动信号为正极性,第二像素施加的驱动信号为负极性;所述第二像素单元的后四个像素施加的驱动信号极性与前四个像素同一像素施加的极性相反。
- 如权利要求5所述的显示面板的驱动方法,其中,所述第一像素单元包括呈一列邻接排列的八个像素;其排布顺序分别为:第一像素、第二像素、第三像素和第四像素依次纵向排列,并依照此顺序重复;所述第二像素单元包括呈一列邻接排列的八个像素;其排布顺序分别为:第三像素、第四像素、第一像素和第二像素依次纵向排列,并依照此顺序重复;所述第一方向为行方向,所述第二方向为列方向;其中,所述在一个极性周期内,输出驱动信号给对应的像素,对所述显示面板进行驱动的步骤中:一行所述像素组包括八行像素中,奇数行的前四个像素施加的驱动信号极性排列如下:第一像素与第三像素施加的驱动信号极性相反,前两个第一像素与第三像素极性和后两个第一像素与第三像素极性相反;所述奇数行的后四个像素施加的驱动信号极性与前四个像素同一像素施加的极性相反;所述每一行像素施加的驱动信号极性以八个像素为周期循环排列;一行所述像素组包括八行像素中,偶数行的前四个像素施加的驱动信号极性排列如下:第二像素与第四像素施加的驱动信号极性相反,前两个第二像素与第四像素极性和后两个第二像素与第四像素极性相反;所述偶数行的后四个像素施加的驱动信号极性与前四个像素同一像素施加的极性相反;所述每一行像素施加的驱动信号极性以八个像素为周期循环排列;其中,一行所述像素组中,所述奇数行与所述偶数行上下对应的八个像素施加的驱动信号极性相反。
- 如权利要求5所述的显示面板的驱动方法,其中,所述一个极性周期为一帧画面的显示时间。
- 如权利要求5所述的显示面板的驱动方法,其中,所述一个极性周期为两帧画面的显示时间。
- 一种使用所述显示面板的驱动方法驱动的显示装置,包括:显示面板,所述显示面板包括复数组像素组;其中每一个像素组包括成列排布的第一像素单元和第二像素单元;所述第一像素单元和第二像素单元分别包括有等数量的多个不同颜色的像素;以及驱动装置,输出驱动信号驱动所述的显示面板;其中,所述驱动装置输出给所述显示面板的第一像素单元中的同一个颜色的像素的驱动信号与所述第二像素单元中同一个颜色的像素的驱动信号极性相反。
- 如权利要求14所述的显示装置,其中,包括:所述的第一像素单元包括呈一行邻接排列的八个像素;其排布顺序分别为:第一像素、第二像素、第三像素和第四像素依次横向排列,并依照此顺序重复;所述的第二像素单元,包括呈一行邻接排列的八个像素;其排布顺序分别为:第三像素、第四像素、第一像素和第二像素依次横向排列,并依照此顺序重复。
- 如权利要求14所述的显示装置,其中,包括:所述的第一像素单元,包括呈一列邻接排列的八个像素;其排布顺序分别为:第一像素、第二像素、第三像素和第四像素依次横向排列,并依照此顺序重复;所述的第二像素单元,包括呈一列邻接排列的八个像素;其排布顺序分别为:第三像素、第四像素、第一像素和第二像素依次横向排列,并依照此顺序重复。
- 如权利要求14所述的显示装置,其中,所述显示面板为垂直配向技术面板。
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| CN110648639B (zh) * | 2019-09-27 | 2022-07-08 | 京东方科技集团股份有限公司 | 一种液晶显示器及其驱动方法、装置 |
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