CN-118098174-B - Display panel and display device

CN118098174BCN 118098174 BCN118098174 BCN 118098174BCN-118098174-B

Abstract

The display panel comprises a plurality of pixel units, scanning signal lines and data signal lines, wherein the pixel units are arranged in an array mode, each pixel unit comprises a plurality of sub-pixels, the sub-pixels at least comprise first sub-pixels with a first color and second sub-pixels with a second color, the first color is different from the second color, each scanning signal line is electrically connected with at least part of sub-pixels with different colors in each pixel unit arranged along the extending direction of the scanning signal line, and each data signal line is electrically connected with at least part of sub-pixels with the same color in the pixel units arranged along the extending direction of the data signal line. According to the display panel disclosed by the embodiment of the disclosure, the data signal lines are electrically connected with the sub-pixels with the same color, so that color deviation cross color caused by wrong charging of different colors during charging is avoided.

Inventors

YU SHUHUAN
SUN WEI
DONG XUE
DUAN XIN
CHU MINGLEI
LI YAOFENG

Assignees

北京视延科技有限公司

Dates

Publication Date: 20260512
Application Date: 20240329

Claims (9)

1. A display panel is characterized by comprising a plurality of pixel units, a driving circuit corresponding to the pixel units, a plurality of scanning signal lines and a plurality of data signal lines which are arranged in an array, Each of the pixel units includes a plurality of sub-pixels including at least a first sub-pixel having a first color and a second sub-pixel having a second color, the first color being different from the second color, Each driving circuit includes a driving unit electrically connected to the sub-pixels in a one-to-one correspondence, configured to write data signals of the data signal lines to the sub-pixels in response to the scan signals of the scan signal lines, The data signal lines extend in a first direction, are arranged in a second direction, the scan signal lines extend in the second direction, are arranged in the first direction, the first direction crosses the second direction, Each of the scanning signal lines is electrically connected to at least a part of the sub-pixels of different colors of each of the pixel units arranged along the extending direction thereof, Each of the data signal lines is electrically connected to subpixels of the same color in at least a portion of the pixel units arranged in the extending direction thereof, The pixel unit comprises a first sub-pixel, a second sub-pixel and a third sub-pixel, the third sub-pixel is of a third color, the pixel unit comprises three pixel islands arranged along the first direction, each pixel island comprises N sub-pixels of the same color arranged along the second direction, N is an integer greater than or equal to 2, and each pixel unit row along the second direction corresponds to N scanning signal lines; each pixel unit comprises a sub-pixel group which is arranged in the first direction and consists of a first sub-pixel, a second sub-pixel and a third sub-pixel, the third end of a driving unit of the sub-pixel in the sub-pixel group is electrically connected to one scanning signal line, the first end of the driving unit is electrically connected to a data signal line, the second end of the driving unit is electrically connected to the sub-pixel, Or alternatively The pixel unit comprises a first sub-pixel, a second sub-pixel, a third sub-pixel and a fourth sub-pixel, wherein the third sub-pixel is of a third color, the fourth sub-pixel is of a fourth color, the pixel unit comprises four pixel islands arranged along the first direction, each pixel island comprises N sub-pixels of the same color arranged along the second direction, N is an integer greater than or equal to 2, and each pixel unit row along the second direction corresponds to N scanning signal lines; Each pixel unit comprises a sub-pixel group which is arranged in the first direction and consists of a first sub-pixel, a second sub-pixel, a third sub-pixel and a fourth sub-pixel, wherein the third end of a driving unit of the sub-pixel in the sub-pixel group is electrically connected to one scanning signal line, the first end of the driving unit is electrically connected to a data signal line, and the second end of the driving unit is electrically connected to the sub-pixel.
2. The display panel of claim 1, wherein the display panel comprises, Wherein the polarities of the data signal lines electrically connected with the sub-pixels of the same color are the same, an Wherein each of the data signal lines is electrically connected to subpixels of the same color in pixel units arranged in an extending direction thereof.
3. The display panel of claim 1, wherein the display panel comprises, Wherein the polarities of the data signal lines electrically connected to the same-color sub-pixels of the pixel units of the adjacent columns arranged along the extending direction are opposite to each other Wherein each of the data signal lines is electrically connected to subpixels of the same color in pixel units arranged in an extending direction thereof.
4. The display panel of claim 1, wherein the display panel comprises, Wherein the same-color sub-pixels of the adjacent column of pixel units arranged along the first direction are electrically connected with the same polarity of the data signal lines, the same-color sub-pixels are electrically connected with the same polarity of the data signal lines, and Wherein each of the data signal lines is electrically connected to subpixels of the same color in pixel units arranged in an extending direction thereof.
5. The display panel according to claim 1, wherein the N scanning signal lines of adjacent two pixel cell rows are electrically connected in one-to-one correspondence, Wherein the data signal lines electrically connected to the same-color sub-pixels of the pixel units in one row among the pixel units arranged in the first direction have the same polarity and the data signal lines electrically connected to the same-color sub-pixels of the adjacent pixel units have opposite polarities, The polarities of the data signal lines electrically connected with the sub-pixels of the same color of the pixel units of the pixel unit row arranged along the second direction are the same.
6. The display panel according to claim 1, further comprising a source driving circuit and an inversion circuit, the source driving circuit being electrically connected to the data signal line via the inversion circuit, The third ends of the driving units of the same column of sub-pixels in two adjacent sub-pixel rows along the second direction are electrically connected to the same scanning signal line, the first ends are electrically connected to the data signal line, the second ends are electrically connected to the sub-pixels, Wherein each of the data signal lines is electrically connected to subpixels of the same color in pixel units arranged in an extending direction thereof, The inversion circuit switches the polarities of the output ends of the source electrode driving circuits connected to the data signal lines according to a preset rule according to the fact that every 6 data signal lines are in a group, so that the number of the data signal lines with negative polarities in a frame picture is the same as the number of the data signal lines with positive polarities.
7. The display panel according to claim 1, further comprising an encoding unit that encodes the data signal in a macroblock manner, and the data signal of the same pixel unit is encoded in one macroblock.
8. The display panel according to any one of claims 2-6, wherein the driving unit is a driving transistor, The first pole of the driving transistor is used as the first end of the driving unit, the second pole of the driving transistor is used as the second end of the driving unit, and the control pole of the driving transistor is used as the third end of the driving unit.
9. A display device comprising the display panel of any one of claims 1-8.

Description

Display panel and display device Technical Field The disclosure relates to the field of display technologies, and in particular, to a display panel and a display device. Background A Multi-Gate (Multi Gate) display driving scheme can reduce the number of source driving chips and thus is widely used. In the conventional multi-gate display driving scheme, each data signal line is required to supply data to the sub-pixels of different colors. When charging occurs during screen display, color deviation and cross color problems can occur when different color data signals are charged in error. Disclosure of Invention In order to solve at least one of the above problems, a first aspect of the present disclosure provides a display panel including a plurality of pixel units, a plurality of scan signal lines and a plurality of data signal lines arranged in an array, Each pixel unit comprises a plurality of sub-pixels, the plurality of sub-pixels at least comprise a first sub-pixel with a first color and a second sub-pixel with a second color, the first color is different from the second color, Each scanning signal line is electrically connected to at least a part of the sub-pixels of different colors of each of the pixel units arranged along the extending direction thereof, Each data signal line is electrically connected to subpixels of the same color in at least part of the pixel units arranged along the extending direction thereof. Optionally, the display panel further includes driving circuits corresponding to the pixel units, each driving circuit including a driving unit electrically connected to the sub-pixels in one-to-one correspondence, configured to write the data signals of the data signal lines to the sub-pixels in response to the scan signals of the scan signal lines, The data signal lines extend in a first direction, are arranged in a second direction, the scan signal lines extend in the second direction, are arranged in the first direction, and the first direction crosses the second direction. Optionally, the first sub-pixel in each pixel unit is one, the second sub-pixel is one, The first end of the driving unit is electrically connected to the data signal line, the second end is electrically connected to the sub-pixel, the third end is electrically connected to the scanning signal line, Each pixel unit row along the second direction corresponds to a group of scanning signal lines, The driving circuit of the pixel unit row is electrically connected with the scanning signal lines in the group of scanning signal lines in turn by taking the number of the scanning signal lines in the group of scanning signal lines as a period, And along the first direction, taking the pixel units in the period in each pixel unit as a group of data signal lines corresponding to the pixel unit group, wherein each data signal line in the group of data signal lines is electrically connected with the subpixels of the same color in the pixel unit group. Optionally, the pixel unit includes a first sub-pixel, the second sub-pixel, and a third sub-pixel, the third sub-pixel being of a third color, The pixel unit includes three pixel islands arranged along a first direction, each pixel island includes N sub-pixels of the same color arranged along a second direction, N is an integer greater than or equal to 2, Each pixel unit row along the second direction corresponds to N scanning signal lines, Each pixel unit comprises a sub-pixel group which is arranged in the first direction and consists of a first sub-pixel, a second sub-pixel and a third sub-pixel, the third end of a driving unit of the sub-pixel in the sub-pixel group is electrically connected to one scanning signal line, the first end of the driving unit is electrically connected to a data signal line, the second end of the driving unit is electrically connected to the sub-pixel, Wherein the polarities of the data signal lines electrically connected with the sub-pixels of the same color are the same, an Wherein each data signal line is electrically connected to the same-color sub-pixels in the pixel unit arranged along the extending direction thereof. Optionally, the pixel unit comprises a first sub-pixel, a second sub-pixel and a third sub-pixel, the third sub-pixel being of a third color, The pixel unit includes three pixel islands arranged along a first direction, each pixel island includes N sub-pixels of the same color arranged along a second direction, N is an integer greater than or equal to 2, Each pixel unit row along the second direction corresponds to N scanning signal lines, Each pixel unit comprises a sub-pixel group which is arranged in the first direction and consists of a first sub-pixel, a second sub-pixel and a third sub-pixel, the third end of a driving unit of the sub-pixel in the sub-pixel group is electrically connected to one scanning signal line, the first end of the driving unit is electrically connected to a data signal line, the second end of the dr