WO2020082430A1 - 显示面板 - Google Patents
显示面板 Download PDFInfo
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- WO2020082430A1 WO2020082430A1 PCT/CN2018/114663 CN2018114663W WO2020082430A1 WO 2020082430 A1 WO2020082430 A1 WO 2020082430A1 CN 2018114663 W CN2018114663 W CN 2018114663W WO 2020082430 A1 WO2020082430 A1 WO 2020082430A1
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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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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
- G02F1/1362—Active matrix addressed cells
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
- G02F1/1362—Active matrix addressed cells
- G02F1/136286—Wiring, e.g. gate line, drain line
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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
Definitions
- the present application relates to the field of display technology, in particular to a display panel.
- RGBW four-color pixel technology
- the market demand for RGBW technology is also increasing. While RGBW technology brings consumers high brightness and high contrast under a white screen, it can also reduce the brightness of the backlight, reduce the energy consumption of the entire LCD panel, and achieve energy-saving effects.
- each color sub-pixel will be driven by data of the same polarity in the same frame.
- the common electrode will have a voltage offset due to the coupling effect of the data signal of the same polarity in the previous frame.
- the polarity of the offset common electrode is reversed in the next frame of data signal, there will be a problem of flickering the picture.
- a display panel including:
- Multiple scanning lines extending in the first direction, set to provide scanning signals line by line;
- a plurality of data lines extending in the second direction and crossing the scan line are arranged to provide a data signal.
- the data signal includes a plurality of sub-signals.
- the scan line provides a scan signal
- the data line provides a Sub-signal
- Data drive connected to the data line, set to control the output of the data signal
- a plurality of pixel rows includes a plurality of pixel groups, the pixel group includes an even number of pixel units;
- the pixel unit includes a first sub-pixel, a second sub-pixel, a third sub-pixel, and a fourth sub-pixel, The first sub-pixel, the second sub-pixel, the third sub-pixel and the fourth sub-pixel are all connected to the scan line and the data line and each receives a sub-signal within a frame time; within a frame time, The number of sub-signals with positive polarity and the number of sub-signals with negative polarity received by the first, second, third and fourth sub-pixels in one pixel group the same;
- the first sub-pixel, the second sub-pixel, the third sub-pixel and the fourth sub-pixel of the plurality of pixel rows are arranged to form a plurality of pixel columns; the data lines are connected to both sides of the pixel column.
- the data signal received by the same pixel column includes a sub-signal with positive polarity and a sub-signal with negative polarity.
- the data lines connected on both sides of some pixel columns respectively provide DC data signals with opposite polarities.
- the partial pixel column is a pixel column other than the pixel column located at the edge of the pixel unit.
- the data lines between the adjacent two columns of pixel columns and providing DC data signals are periodically interleaved to the adjacent two columns of pixel columns.
- the periods on the data lines connected to both sides of the pixel column that provide DC data signals are the same.
- the data lines between the adjacent two columns of pixel columns and supplying DC data signals are alternately connected to the adjacent two columns of pixel columns row by row.
- the adjacent sub-signals received by the pixel columns have opposite polarities; and the adjacent sub-signals received by the pixel units have opposite polarities, the same Adjacent sub-signals received by adjacent pixel units of the pixel group have the same polarity.
- each pixel group in the same pixel row is periodically arranged.
- the arrangement of the first sub-pixel, the second sub-pixel, the third sub-pixel, and the fourth sub-pixel in each pixel group of the same pixel row is different.
- the polarity distribution of the sub-signals received in each pixel group of the same pixel row is different, the first sub-pixel in each pixel group of the same pixel row, The second sub-pixel, the third sub-pixel, and the fourth sub-pixel are arranged in the same manner.
- the first sub-pixel, the second sub-pixel, the third sub-pixel, and the fourth sub-pixel in each pixel unit of the same pixel group are arranged in the same order.
- each of the pixel groups in the same pixel row is periodically arranged, and the first sub-pixel, the second sub-pixel, and the third sub-pixel in the pixel unit of the odd-numbered pixel row And the fourth sub-pixels are arranged according to the first arrangement, the first sub-pixel, the second sub-pixel, the third sub-pixel and the fourth sub-pixel in the pixel units of the even-numbered pixel rows are all according to the second Arranged in a variety of arrangements.
- the first arrangement is that the first subpixel, the second subpixel, the third subpixel, and the fourth subpixel are all in accordance with the first subpixel, the second subpixel, the third The sub-pixels and the fourth sub-pixels are arranged in sequence.
- the second arrangement is that the first sub-pixel, the second sub-pixel, the third sub-pixel and the fourth sub-pixel are all in accordance with the third sub-pixel The pixels, the first sub-pixel and the second sub-pixel are arranged in this order.
- the fourth sub-pixel is a brightening sub-pixel.
- the fourth sub-pixel is a white sub-pixel.
- the first subpixel is a red subpixel; the second subpixel is a green subpixel; and the third subpixel is a blue subpixel.
- the first sub-pixel, the second sub-pixel, the third sub-pixel, and the fourth sub-pixel of all the pixel rows are in accordance with the first sub-pixel, the second sub-pixel, the third sub-pixel, the first The four sub-pixels are arranged in order.
- FIG. 1 is a schematic view of a display frame of a display panel in an embodiment
- FIG. 2 is a schematic view showing the display panel shown in FIG. 1 in another frame.
- the display panel provided by the present application can be applied to a liquid crystal display device or a liquid crystal display device, for example, a liquid crystal display, a liquid crystal television, and so on.
- the panel of the present application may be a twisted nematic (TN) panel, an in-pane switching (IPS) panel, a multi-quadrant vertical alignment technology (Multi-domain Vertica Aignment, VA) panel.
- TN twisted nematic
- IPS in-pane switching
- VA multi-quadrant vertical alignment technology
- other types of panels can also be used.
- a display panel including a plurality of scan lines 100, a plurality of data lines 200, a data drive (unlabeled), and a plurality of pixel rows (unlabeled) .
- a plurality of scanning lines 100 extending in a first direction (e.g., horizontal direction), are arranged to provide scanning signals line by line.
- a plurality of data lines 200 which extend in a second direction (for example, the vertical direction) and cross the scan line 100, are arranged to provide data signals.
- the data signal includes multiple sub-signals.
- the scan line 100 provides a scan signal
- the data line 200 provides a sub-signal.
- the data driver is connected to the data line 200 and is set to control the output of the data signal.
- the pixel row includes a plurality of pixel groups 300.
- the pixel group 300 includes an even number of pixel units 310.
- the pixel unit 310 includes a first sub-pixel 311, a second sub-pixel 312, a third sub-pixel 313, and a fourth sub-pixel 314.
- the first sub-pixel 311, the second sub-pixel 312, the third sub-pixel 313, and the fourth sub-pixel 314 are all connected to the data line 200 and the scan line 100 and each receives a sub-signal within a frame time.
- the first sub-pixel 311, the second sub-pixel 312, the third sub-pixel 313, and the fourth sub-pixel 314 are all turned on by the scan signal on the scan line 100, and are charged by the data signal of the data line 200.
- the positive sub-pixels received by the first sub-pixel 311, the second sub-pixel 312, the third sub-pixel 313, and the fourth sub-pixel 314 in one pixel group 300 The number of signals is the same as the number of sub-signals in negative polarity. Therefore, during single-color display, it is possible to effectively prevent the common electrode from generating a voltage shift due to the coupling effect of the data signal within a frame time. Furthermore, when the polarity of the data signals of the upper and lower frames is reversed, the problem of flickering on the screen can be effectively improved.
- the first sub-pixel 311, the second sub-pixel 312, the third sub-pixel 313, and the fourth sub-pixel 314 of the plurality of pixel rows of the present application are arranged into a plurality of pixel columns.
- the data lines 200 are connected to both sides of the pixel column, so that each column of pixel columns is driven by the data lines 200 on both sides, thereby improving the flexibility of controlling the pixel column.
- two adjacent pixel columns 100 each have a data line 200 connected to both. Therefore, in this embodiment, the same data line 200 can simultaneously drive two columns of pixel columns, thereby reducing the number of data lines 200 on the display panel, thereby reducing power consumption.
- the embodiment of the present application is not limited to this, for example, there may be two data lines 200 driving the two between two adjacent pixel columns.
- the pixel row includes a plurality of pixel groups 300, and the pixel group 300 includes an even number of pixel units 310.
- the pixel group 300 includes two pixel units 310, and the polarity distribution of the data signals in the pixel group 300 is +,-, +,-,-, +,-, +.
- this application is not limited to this.
- the data signals received by the same pixel column include sub-signals with positive polarity and sub-signals with negative polarity, which may make the polarity of the data signals received on the pixel column of the same column incomplete the same.
- the column is prevented from generating a voltage shift due to the coupling effect of the corresponding common electrode, thereby preventing the column from generating vertical stripes when the polarity of the data signal of the upper and lower frames is reversed, thereby further improving display performance.
- the data lines 200 connected on both sides of some pixel columns respectively provide DC data signals with opposite polarities.
- the above partial pixel columns can conveniently realize that the data signals received by the same pixel column include the sub-signals with positive polarity and the sub-signals with negative polarity.
- the direct current signal passing through each data line 200 can also prevent the data signal from reversing between the positive and negative poles and save energy consumption.
- Part of the pixel column may be a pixel column other than the pixel column at the edge of the pixel unit.
- part of the pixel columns may also be some pixel columns of some pixel columns after the pixel columns of each pixel unit are removed, and this application is not limited to this.
- the data lines between the adjacent two columns of pixel columns and providing DC data signals are periodically interleaved to the adjacent two columns of pixel columns. Therefore, the periodicity of the data signal on the pixel column of the same column is effectively enhanced.
- the polarity of the data signals on the pixel column of the same column changes periodically;
- the polarities of the sub-signals in the second half period are the same; and the polarities of the sub-signals in the first half period are opposite to those in the second half period. Therefore, the polarities of the sub-signals received on the same pixel column can periodically cancel each other, and reduce the coupling on the common electrode, thereby uniformly preventing vertical stripes from being generated during display.
- the data lines between the adjacent two columns of pixel columns and providing DC data signals are alternately connected to the adjacent two column of pixel columns row by row.
- the polarities of the two adjacent sub-signals received by the pixel column between the two data lines are opposite. It is more beneficial to reduce the coupling on the common electrode.
- the adjacent sub-signals received by each pixel column have opposite polarities, and the positive and negative data signals in the direction of the pixel column can cancel the coupling effect on the common electrode in time.
- the polarities of adjacent sub-signals received in each pixel unit are opposite, and thus the positive and negative data signals in the pixel unit can cancel each other's coupling effect on the common electrode in time.
- Adjacent sub-signals received by adjacent pixel units of the same pixel group have the same polarity, thereby facilitating the realization of sub-pixels of the same color (first sub-pixel 311 or second sub-pixel 312 or third sub-pixel in the same pixel group) 313 or the fourth sub-pixel 314) receives the same number of sub-signals in positive polarity as the number of sub-signals in negative polarity.
- each pixel group 300 in the same pixel row is periodically arranged, that is, the same pixel group 300 is cyclically arranged, which can effectively improve the display uniformity on the pixel row.
- the same pixel group 300 indicates that the first sub-pixel 311, the second sub-pixel 312, the third sub-pixel 313, and the fourth sub-pixel 314 in the pixel group are arranged in the same manner, and the polarity distribution of the sub-signals received in the pixel group 300 The situation is the same.
- each pixel group 300 in the same pixel row may not be arranged periodically.
- the first subpixel 311, the second subpixel 312, the third subpixel 313, and the fourth subpixel 314 in each pixel group in the same pixel row are arranged in the same manner, and each pixel group 300 in the same pixel row receives
- the sub-signal polarity distribution is different.
- the polarity distribution of the sub-signals received in each pixel group 300 of the same pixel row is the same, and the first sub-pixel 311, the second sub-pixel 312, and the third sub-pixel 313 in each pixel group 300 of the same pixel row 3.
- the arrangement of the fourth sub-pixels 314 is different.
- the polarity distribution of the sub-signals received in each pixel group 300 of the same pixel row is different.
- the arrangement of the four sub-pixels 314 is also different. This application does not limit this.
- the first subpixel 311 may be a red subpixel R
- the second subpixel 312 may be a green subpixel G
- the third subpixel 313 may be a blue subpixel B
- the fourth subpixel 314 may be white Subpixel W.
- the first sub-pixel 311, the second sub-pixel 312, the third sub-pixel 313, and the fourth sub-pixel 314 may also be sub-pixels of other colors, which is not limited in this application.
- the first sub-pixel 311, the second sub-pixel 312, the third sub-pixel 313, and the fourth sub-pixel 314 are sub-pixels of different colors, their performances are different.
- the first sub-pixel 311, the second sub-pixel 312, the third sub-pixel 313, and the fourth sub-pixel 314 in each pixel unit 310 of the same pixel group 300 are arranged in the same order, so that Consistency of performance of each pixel unit.
- this application does not limit this.
- the first sub-pixel 311, the second sub-pixel 312, the third sub-pixel 313, and the fourth sub-pixel 314 in each pixel unit 310 of the same pixel group 300 may also be different Arranged in order.
- each pixel group 300 in the same pixel row is periodically arranged.
- the first sub-pixel 311, the second sub-pixel 312, the third sub-pixel 313, and the fourth sub-pixel 314 in the pixel unit of the odd-numbered pixel row are arranged according to the first arrangement manner, for example, according to the first sub-pixel 311 .
- the second sub-pixel 312, the third sub-pixel 313, and the fourth sub-pixel 314 are arranged in this order.
- the first sub-pixel 311, the second sub-pixel 312, the third sub-pixel 313, and the fourth sub-pixel 314 in the pixel units of the even-numbered pixel rows are all arranged in the second arrangement manner, for example, according to the third sub-pixel 313, the third The four sub-pixels 314, the first sub-pixels 311 and the second sub-pixels 312 are arranged in order, so that the brightness of the display panel is uniform everywhere.
- the fourth sub-pixel 314 may be a brightening sub-pixel (for example, a white sub-pixel).
- the brightening sub-pixels are not located in the same pixel column, so that the display panel is evenly brightened everywhere.
- the arrangement order of the first sub-pixel 311, the second sub-pixel 312, the third sub-pixel 313, and the fourth sub-pixel 314 in the pixel unit 310 of each pixel row may also be different from the above embodiment .
- the first sub-pixel 311, the second sub-pixel 312, the third sub-pixel 313, and the fourth sub-pixel 314 of all pixel rows may be set according to the first sub-pixel 311, the second sub-pixel 312, the third sub-pixel 313 3.
- the fourth sub-pixels 314 are arranged in order. This application does not limit this.
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Abstract
一种显示面板,在一帧时间内,显示面板的一个像素组(300)内所接受到的处于正极性的子信号的数量与与处于负极性的子信号的数量相同。像素列两侧均连接有数据线(200)。
Description
本申请涉及显示技术领域,特别是涉及一种显示面板。
随着人们节能减排的意识逐步增强,红绿蓝白(RGBW)四色型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。
然而,对于采用这种RGBW技术的显示面板,如果还使用常规驱动方式,则会使得各颜色子像素在同一个帧被同一极性的数据驱动。这在单颜色显示时公共电极会由于上一帧的相同极性的数据信号的耦合作用,而产生电压偏移。而偏移的公共电极在下一帧数据信号极性反转后,会有导致画面闪烁的问题。
申请内容
基于此,有必要针对上述技术问题,提供一种能够有效防止闪烁的显示面板。
一种显示面板,包括:
多条扫描线,沿第一方向延伸,设置为逐行提供扫描信号;
多条数据线,沿第二方向延伸且与所述扫描线交叉排列,设置为提供数据信号,所述数据信号包括多个子信号,所述扫描线提供一个扫描信号时,所述数据线提供一个子信号;
数据驱动,连接所述数据线,设置为控制所述数据信号的输出;
多个像素行,所述像素行包括多个像素组,所述像素组包括偶数个像素单元;所述像素单元包括第一子像素、第二子像素、第三子像素以及第四子像素,所述第一子像素、第二子像素、第三子像素以及第四子像素均连接所述扫描线与所述数据线且在一帧时间内各自接受一个子信号;在一帧时间内,一个所述像素组内的所述第一子像素、第二子像素、第三子像素以及第四子像素所接受到的处于正极性的子信号的数量与与处于负极性的子信号的数量相同;
所述多个像素行的第一子像素、第二子像素、第三子像素以及第四子像素排列而成多个像素列;所述像素列两侧均连接有所述数据线。
在其中一个实施例中,相邻两列所述像素列之间均具有一条与二者均连接的所述数据线。
在其中一个实施例中,相邻两列所述像素列之间有两条分别驱动二者的所述数据线。
在其中一个实施例中,同一所述像素列所接受到的数据信号包括处于正极性的子信号以及处于负极性的子信号。
在其中一个实施例中,部分像素列两侧连接的所述数据线上分别提供极性相反的直流数据信号。
在其中一个实施例中,所述部分像素列为除位于所述像素单元边缘的像素列以外的像素列。
在其中一个实施例中,位于相邻两列像素列之间且提供直流数据信号的所述数据线,周期性交错连接至所述相邻两列像素列。
在其中一个实施例中,所述像素列两侧连接的提供直流数据信号的所述数据线上的周期相同。
在其中一个实施例中,位于相邻两列像素列之间且提供直流数据信号的所述数据线,逐行交错连接至相邻两列像素列。
在其中一个实施例中,各所述像素列所接受到的相邻的子信号的极性相反;且各所述像素单元内所接受到的相邻的子信号的极性相反,同一所述像素组的相邻像素单元受到的相邻的子信号极性相同。
在其中一个实施例中,同一所述像素行内的各所述像素组周期性排列。
在其中一个实施例中,同一所述像素行的各所述像素组中的所述第一子像素、所述第二子像素、所述第三子像素、所述第四子像素的排列方式相同,同一所述像素行的各所述像素组内接受到的子信号极性分布情况不同。
在其中一个实施例中,同一所述像素行的各所述像素组内接受到的子信号极性分布情况不同,同一所述像素行的各所述像素组中的所述第一子像素、所述第二子像素、所述第三子像素、所述第四子像素的排列方式相同。
在其中一个实施例中,同一所述像素组的各像素单元内的所述第 一子像素、第二子像素、第三子像素以及第四子像素按照相同的顺序排列。
在其中一个实施例中,同一所述像素行内的各所述像素组周期性排列,且奇数行像素行的所述像素单元内的所述第一子像素、第二子像素、第三子像素以及第四子像素均按照第一种排列方式排列,偶数行像素行的所述像素单元内的所述第一子像素、第二子像素、第三子像素以及第四子像素均按照第二种排列方式排列。
在其中一个实施例中,所述第一种排列方式为所述第一子像素、第二子像素、第三子像素以及第四子像素均按照第一子像素、第二子像素、第三子像素以及第四子像素的顺序排列,所述第二种排列方式为所述第一子像素、第二子像素、第三子像素以及第四子像素均按照第三子像素、第四子像素、第一子像素以及第二子像素的顺序排列。
在其中一个实施例中,所述第四子像素为提亮子像素。
在其中一个实施例中,所述第四子像素为白色子像素。
在其中一个实施例中,所述第一子像素为红色子像素;所述第二子像素为绿色子像素;所述第三子像素为蓝色子像素。
在其中一个实施例中,所有所述像素行的第一子像素、第二子像素、第三子像素、第四子像素均按照第一子像素、第二子像素、第三子像素、第四子像素的顺序排列。
本申请的一个或多个实施例的细节在下面的附图和描述中提出。本申请的其它特征、目的和优点将从说明书、附图以及权利要求书变得明显。
为了更好地描述和说明这里公开的那些发明的实施例或示例,可以参考一幅或多幅附图。用于描述附图的附加细节或示例不应当被认为是对所公开的发明、目前描述的实施例或示例以及目前理解的这些发明的最佳模式中的任何一者的范围的限制。
图1为一个实施例中的显示面板在某一帧的显示示意图;
图2为图1所示显示面板在另一帧的显示示意图。
为了使本申请的目的、技术方案及优点更加清楚明白,以下结合附图及实施例,对本申请进行进一步详细说明。应当理解,此处描述的具体实施例仅仅用以解释本申请,并不用于限定本申请。
本申请提供的显示面板,可以应用于液晶显示装置或者液晶显示设备之中,例如,液晶显示屏、液晶电视等等。本申请的面板可以是扭曲向列型(Twisted Nematic,TN)面板、平面转换(In-PaneSwitcing,IPS)面板、多象限垂直配向技术(Multi-domain Vertica Aignment,VA)面板。当然,也可以是其他类型的面板,适用即可。
如图1以及图2所示,在一个实施例中,提供了一种显示面板,包括多条扫描线100、多条数据线200、数据驱动(未标号)以及多个像素行(未标号)。
多条扫描线100,沿第一方向(例如水平方向)延伸,设置为逐 行提供扫描信号。
多条数据线200,沿第二方向(例如竖直方向)延伸且与扫描线100交叉排列,设置为提供数据信号。数据信号包括多个子信号。扫描线100提供一个扫描信号时,数据线200提供一个子信号。
数据驱动连接数据线200,设置为控制数据信号的输出。
像素行包括多个像素组300。像素组300包括偶数个像素单元310。像素单元310包括第一子像素311、第二子像素312、第三子像素313以及第四子像素314。第一子像素311、第二子像素312、第三子像素313以及第四子像素314均连接数据线200与扫描线100且在一帧时间内各自接受一个子信号。且第一子像素311、第二子像素312、第三子像素313以及第四子像素314均在扫描线100上的扫描信号的作用下打开,在数据线200的数据信号作用下充电。
本申请实施例中,在一帧时间内,一个像素组300内的第一子像素311、第二子像素312、第三子像素313以及第四子像素314所接受到的处于正极性的子信号的数量与处于负极性的子信号的数量相同。因此,可以在单颜色显示时,在一帧时间内,有效预防公共电极因为数据信号的耦合作用而产生电压偏移。进而可以在上下帧数据信号极性反转的情况下,有效改善画面闪烁的问题。
同时,本申请的多个像素行的第一子像素311、第二子像素312、第三子像素313以及第四子像素314排列成多个像素列。像素列两侧均连接有数据线200,进而使得每列像素列均有两侧的数据线200共同驱动,进而提高了对该像素列控制的灵活性。
在一个实施例中,相邻两列像素列100之间均具有一条与二者均连接的数据线200。因此,本实施例可以使得同一数据线200同时驱动两列像素列,从而减少显示面板上的数据线200数量,进而降低功耗。当然,本申请实施例并不以此为限制,例如,相邻两列像素列之间也可以有两条分别驱动二者的数据线200。
本申请实施例中,像素行包括多个像素组300,像素组300包括偶数个像素单元310。此时,可以设置像素组300包括两个像素单元310,且像素组300内的数据信号极性分布为+、-、+、-、-、+、-、+。当然本申请并不以此为限制。
在一个实施例中,同一像素列所接受到的数据信号包括处于正极性的子信号,也包括处于负极性的子信号,进而可使得同一列像素列上接受到的数据信号的极性不完全相同。防止该列由于对应的公共电极因耦合作用而产生电压偏移,进而防止该列在上下帧数据信号极性反转的情况下,产生竖纹,从而进一步提高显示性能。
在一个实施例中,部分像素列两侧连接的数据线200上分别提供极性相反的直流数据信号。进而使得上述部分像素列可以便捷地实现同一像素列所接受到的数据信号包括处于正极性的子信号,也包括处于负极性的子信号。同时,各数据线200上通入直流信号也可防止数据信号在正负极之间反转而节省能耗。部分像素列可以为除像素单元边缘的像素列以外的像素列。当然,部分像素列也可以为去除各像素单元边缘的各列像素列后,又去除了一些像素列的部分像素列,本申请不以此为限制。
在一个实施例中,在上述实施例的基础上,位于相邻两列像素列之间且提供直流数据信号的数据线,周期性交错连接至相邻两列像素列。因此,有效增强了同一列像素列上的数据信号的周期规律性。
此时,设置像素列两侧连接的提供直流数据信号的数据线上的周期相同,则同一列像素列上的数据信号的极性周期性改变;前半周期内的各子信号的极性相同,后半周期内各子信号的极性相同;且前半周期内的子信号的极性与后半周期内的子信号的极性相反。因此,同一像素列上接受到的各子信号的极性可以周期性的正负相互抵消,而减少公共电极上的耦合,进而均匀地防止显示过程中产生竖纹。
在一个实施例中,在以上实施例的基础上,更具体地,位于相邻两列像素列之间且提供直流数据信号的数据线,逐行交错连接至相邻两列像素列。进而使得与两个该种数据线之间的像素列接受到的相邻两个子信号极性相反。更加有利于减少公共电极上的耦合。
在一个实施例中,各像素列所接受到的相邻的子信号的极性相反,进而在像素列方向上的正负极性的数据信号可及时相互抵消对公共电极的耦合作用。且各像素单元内所接受到的相邻的子信号的极性相反,进而在像素单元内的正负极性的数据信号可及时相互抵消对公共电极的耦合作用。同一像素组的相邻像素单元接受到的相邻的子信号极性相同,进而便于实现同一像素组内的相同颜色的子像素(第一子像素311或第二子像素312或第三子像素313或第四子像素314)接受到的处于正极性的子信号的数量与处于负极性的子信号的数量相同。
在一个实施例中,同一像素行内的各像素组300周期性排列,即相同的像素组300循环往复排列,可有效提高像素行上显示均匀性。相同的像素组300表示像素组中的第一子像素311、第二子像素312、第三子像素313、第四子像素314的排列方式相同,像素组300内接受到的子信号极性分布情况也相同。
本申请实施例中,同一像素行内的各像素组300也可不周期排布。例如,同一像素行内的各像素组中的第一子像素311、第二子像素312、第三子像素313、第四子像素314的排列方式相同,同一像素行的各像素组300内接受到的子信号极性分布情况不同。或者,同一像素行的各像素组300内接受到的子信号极性分布情况相同,而同一像素行的各像素组300中的第一子像素311、第二子像素312、第三子像素313、第四子像素314的排列方式不同。或者,同一像素行的各像素组300内接受到的子信号极性分布情况不同,同一像素行的各像素组中的第一子像素311、第二子像素312、第三子像素313、第四子像素314的排列方式也不同。本申请对此均不做限制。
本申请实施例中,第一子像素311可以为红色子像素R,第二子像素312可以为绿色子像素G,第三子像素313可以为蓝色子像素B,第四子像素314可以白色子像素W。或者第一子像素311、第二子像素312、第三子像素313、第四子像素314也可以是其他颜色子像素,本申请对此不作过多限制。但是,第一子像素311、第二子像素312、第三子像素313、第四子像素314由于是不同颜色的子像素,其性能不同。
因此,在一个实施例中,同一像素组300的各像素单元310内的第一子像素311、第二子像素312、第三子像素313、第四子像素314按照相同的顺序排列,进而可以各像素单元性能的一致性。当然,本申请对此不做限制,各同一像素组300的各像素单元310内的第一子像素311、第二子像素312、第三子像素313、第四子像素314也可按照不同的顺序排列。
在一个实施例中,同一像素行内的各像素组300周期性排列。同时,奇数行像素行的像素单元内的第一子像素311、第二子像素312、第三子像素313、第四子像素314均按照第一种排列方式排列,例如按照第一子像素311、第二子像素312、第三子像素313、第四子像素314的顺序排列。偶数行像素行的像素单元内的第一子像素311、第二子像素312、第三子像素313、第四子像素314均按照第二种排列方式排列,例如按照第三子像素313、第四子像素314、第一子像素311以及第二子像素312的顺序排列,进而使得显示面板在各处亮度均匀。
第四子像素314可以为提亮子像素(例如白色子像素)。提亮子像素不位于同一像素列,进而使得显示面板在各处均匀提亮。
当然,本申请实施例中,各像素行的像素单元310内的第一子像素311、第二子像素312、第三子像素313、第四子像素314的排列顺序也可与上述实施例不同。例如,可以设置所有像素行的第一子像素311、第二子像素312、第三子像素313、第四子像素314均按照第一子像素311、第二子像素312、第三子像素313、第四子像素314 的顺序排列。本申请对此不做限制。
以上实施例的各技术特征可以进行任意的组合,为使描述简洁,未对上述实施例中的各个技术特征所有可能的组合都进行描述,然而,只要这些技术特征的组合不存在矛盾,都应当认为是本说明书记载的范围。
以上所述实施例仅表达了本申请的几种实施方式,其描述较为具体和详细,但并不能因此而理解为对发明专利范围的限制。应当指出的是,对于本领域的普通技术人员来说,在不脱离本申请构思的前提下,还可以做出若干变形和改进,这些都属于本申请的保护范围。因此,本申请专利的保护范围应以所附权利要求为准。
Claims (20)
- 一种显示面板,包括:多条扫描线,沿第一方向延伸,设置为逐行提供扫描信号;多条数据线,沿第二方向延伸且与所述扫描线交叉排列,设置为提供数据信号,所述数据信号包括多个子信号,所述扫描线提供一个扫描信号时,所述数据线提供一个子信号;数据驱动,连接所述数据线,设置为控制所述数据信号的输出;多个像素行,所述像素行包括多个像素组,所述像素组包括偶数个像素单元;所述像素单元包括第一子像素、第二子像素、第三子像素以及第四子像素,所述第一子像素、第二子像素、第三子像素以及第四子像素均连接所述扫描线与所述数据线且在一帧时间内各自接受一个子信号;在一帧时间内,一个所述像素组内的所述第一子像素、第二子像素、第三子像素以及第四子像素所接受到的处于正极性的子信号的数量与与处于负极性的子信号的数量相同;所述多个像素行的第一子像素、第二子像素、第三子像素以及第四子像素排列而成多个像素列;所述像素列两侧均连接有所述数据线。
- 根据权利要求1所述的显示面板,其中,相邻两列所述像素列之间均具有一条与二者均连接的所述数据线。
- 根据权利要求1所述的显示面板,其中,相邻两列所述像素列之间有两条分别驱动二者的所述数据线。
- 根据权利要求1所述的显示面板,其中,同一所述像素列所接受到的数据信号包括处于正极性的子信号以及处于负极性的子信号。
- 根据权利要求4所述的显示面板,其中,部分像素列两侧连接的所述数据线上分别提供极性相反的直流数据信号。
- 根据权利要求5所述的显示面板,其中,所述部分像素列为除位于所述像素单元边缘的像素列以外的像素列。
- 根据权利要求5所述的显示面板,其中,位于相邻两列像素列之间且提供直流数据信号的所述数据线,周期性交错连接至所述相邻两列像素列。
- 根据权利要求7所述的显示面板,其中,所述像素列两侧连接的提供直流数据信号的所述数据线上的周期相同。
- 根据权利要求8所述的显示面板,其中,位于相邻两列像素列之间且提供直流数据信号的所述数据线,逐行交错连接至相邻两列像素列。
- 根据权利要求1所述的显示面板,其中,各所述像素列所接受到的相邻的子信号的极性相反;且各所述像素单元内所接受到的相邻的子信号的极性相反,同一所述像素组的相邻像素单元受到的相邻的子信号极性相同。
- 根据权利要求1所述的显示面板,其中,同一所述像素行内的各所述像素组周期性排列。
- 根据权利要求1所述的显示面板,其中,同一所述像素行的各所述像素组中的所述第一子像素、所述第二子像素、所述第三子像素、所述第四子像素的排列方式相同,同一所述像素行的各所述像素组内接受到的子信号极性分布情况不同。
- 根据权利要求1所述的显示面板,其中,同一所述像素行的各所述像素组内接受到的子信号极性分布情况不同,同一所述像素行的各所述像素组中的所述第一子像素、所述第二子像素、所述第三子像素、所述第四子像素的排列方式相同。
- 根据权利要求1所述的显示面板,其中,同一所述像素组的各像素单元内的所述第一子像素、第二子像素、第三子像素以及第四子像素按照相同的顺序排列。
- 根据权利要求14所述的显示面板,其中,同一所述像素行内的各所述像素组周期性排列,且奇数行像素行的所述像素单元内的所述第一子像素、第二子像素、第三子像素以及第四子像素均按照第一种排列方式排列,偶数行像素行的所述像素单元内的所述第一子像素、第二子像素、第三子像素以及第四子像素均按照第二种排列方式排列。
- 根据权利要求15所述的显示面板,其中,所述第一种排列方式为所述第一子像素、第二子像素、第三子像素以及第四子像素均按照第一子像素、第二子像素、第三子像素以及第四子像素的顺序排列,所述第二种排列方式为所述第一子像素、第二子像素、第三子像素以及第四子像素均按照第三子像素、第四子像素、第一子像素以及第二子像素的顺序排列。
- 根据权利要求16所述的显示面板,其中,所述第四子像素为提亮子像素。
- 根据权利要求17所述的显示面板,其中,所述第四子像素为 白色子像素。
- 根据权利要求18所述的显示面板,其中,所述第一子像素为红色子像素;所述第二子像素为绿色子像素;所述第三子像素为蓝色子像素。
- 根据权利要求14所述的显示面板,其中,所有所述像素行的第一子像素、第二子像素、第三子像素、第四子像素均按照第一子像素、第二子像素、第三子像素、第四子像素的顺序排列。
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| CN105702226A (zh) * | 2016-04-28 | 2016-06-22 | 京东方科技集团股份有限公司 | 一种显示面板的驱动方法、显示面板及显示装置 |
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| US7567228B1 (en) * | 2008-09-04 | 2009-07-28 | Au Optronics Corporation | Multi switch pixel design using column inversion data driving |
| CN105093737A (zh) * | 2015-07-28 | 2015-11-25 | 深圳市华星光电技术有限公司 | 一种液晶显示器 |
| CN105788549A (zh) * | 2016-04-22 | 2016-07-20 | 昆山龙腾光电有限公司 | 像素驱动结构、驱动方法及显示装置 |
| CN106023872A (zh) * | 2016-07-13 | 2016-10-12 | 深圳市华星光电技术有限公司 | 显示装置及其驱动方法 |
| CN106991953A (zh) * | 2017-05-11 | 2017-07-28 | 惠科股份有限公司 | 像素驱动电路、驱动方法及显示装置 |
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| CN101317212A (zh) * | 2005-11-30 | 2008-12-03 | 夏普株式会社 | 用于驱动显示元件的显示设备和方法 |
| WO2007129425A1 (ja) * | 2006-05-08 | 2007-11-15 | Sharp Kabushiki Kaisha | 液晶表示装置 |
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| CN105404034A (zh) * | 2015-12-03 | 2016-03-16 | 深圳市华星光电技术有限公司 | 液晶面板、液晶显示装置及像素阵列 |
| CN105702226A (zh) * | 2016-04-28 | 2016-06-22 | 京东方科技集团股份有限公司 | 一种显示面板的驱动方法、显示面板及显示装置 |
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