Display substrate and method for driving the same, and display apparatus

Patent metadata

Field	Value
Publication number	US-9818334-B2
Application number	US-201514905468-A
Country	US
Kind code	B2
Filing date	Jul 16, 2015
Priority date	Feb 13, 2015
Publication date	Nov 14, 2017
Grant date	Nov 14, 2017

Abstract

The present invention provides a display substrate and a method for driving the same, and a display apparatus. The display substrate comprises pixel groups repeatedly arranged, each of the pixel groups comprises two first sub-pixels, eight second sub-pixels and two third sub-pixels, and each of the pixel groups comprises four pixel columns, two first sub-pixels are sequentially arranged in a first pixel column of each of the pixel groups and two third sub-pixels are sequentially arranged in a third pixel column of each of the pixel groups, wherein, each of the first sub-pixels is disposed so as to correspond to two second sub-pixels in a pixel column adjacent thereto, and each of the third sub-pixels is disposed so as to correspond to two second sub-pixels in a pixel column adjacent thereto.

First claim

The invention claimed is:

1. A display substrate, comprising pixel groups repeatedly arranged, each of the pixel groups comprises two first sub-pixels, eight second sub-pixels and two third sub-pixels, and each of the pixel groups comprises four pixel columns;
four second sub-pixels are sequentially arranged in a second pixel column of each of the pixel groups;
four second sub-pixels are sequentially arranged in a fourth pixel column of each of the pixel groups;
two first sub-pixels are sequentially arranged in a first pixel column of each of the pixel groups and two third sub-pixels are sequentially arranged in a third pixel column of each of the pixel groups;
wherein each of the first sub-pixels is disposed so as to correspond to two second sub-pixels in a pixel column adjacent thereto, each of the third sub-pixels is disposed so as to correspond to two second sub-pixels in a pixel column adjacent thereto; and
wherein a luminescence center of the first one of the first sub-pixels in the first pixel column and a middle point of a connecting line which connects luminescence centers of the first and second ones of the second sub-pixels in the second pixel column are on a same line in a row direction, a luminescence center of the first one of the third sub-pixels in the third pixel column and a middle point of a connecting line which connects luminescence centers of the first and second ones of the second sub-pixels in the fourth pixel column are on a same line in the row direction, a luminescence center of the second one of the first sub-pixels in the first pixel column and a middle point of a connecting line which connects luminescence centers of the third and fourth ones of the second sub-pixels in the second pixel column are on a same line in the row direction, a luminescence center of the second one of the third sub-pixels in the third pixel column and a middle point of a connecting line which connects luminescence centers of the third and fourth ones of the second sub-pixels in the fourth pixel column are on a same line in the row direction.

2. The display substrate of claim 1 , wherein when two first sub-pixels are sequentially arranged in the first pixel column of each of the pixel groups and two third sub-pixels are sequentially arranged in the third pixel column of each of the pixel groups, the first one of the first sub-pixels in the first pixel column and the first one of the third sub-pixels in the third pixel column are in a same pixel row, the second one of the first sub-pixels in the first pixel column and the second one of the third sub-pixels in the third pixel column are in a same pixel row.

3. A display apparatus, comprising the display substrate of claim 2 .

4. A display apparatus, comprising the display substrate of claim 1 .

5. A method for driving the display substrate of claim 1 , the method comprising steps of:
generating output values of the two first sub-pixels in the first pixel column, the four second sub-pixels in the second pixel column, the two third sub-pixels in the third pixel column and the four second sub-pixels in the fourth pixel column of each of the pixel groups; outputting the output values of the two first sub-pixels in the first pixel column, the four second sub-pixels in the second pixel column, the two third sub-pixels in the third pixel column and the four second sub-pixels in the fourth pixel column of each of the pixel groups.

6. The method of claim 5 , wherein the step of generating the output values of the two first sub-pixels in the first pixel column, the four second sub-pixels in the second pixel column, the two third sub-pixels in the third pixel column and the four second sub-pixels in the fourth pixel column of each of the pixel groups comprises sub-steps of:
generating the output value of each of the first sub-pixels in the first pixel column in accordance with four first sub-pixel input values corresponding to the first sub-pixel in the first pixel column;
generating the output value of each of the second sub-pixels in the second pixel column in accordance with a second sub-pixel input value corresponding to the second sub-pixel in the second pixel column;
generating the output value of each of the third sub-pixels in the third pixel column in accordance with four third sub-pixel input values corresponding to the third sub-pixel in the third pixel column;
generating the output value of each of the second sub-pixels in the fourth pixel column in accordance with a second sub-pixel input value corresponding to the second sub-pixel in the fourth pixel column.

7. The method of claim 6 , wherein,
the sub-step of generating the output value of each of the first sub-pixels in the first pixel column in accordance with the four first sub-pixel input values corresponding to the first sub-pixel in the first pixel column comprises: dividing a sum of the four first sub-pixel input values corresponding to the first sub-pixel in the first pixel column by four to generate the output value of the first sub-pixel in the first pixel column;
the sub-step of generating the output value of each of the second sub-pixels in the second pixel column in accordance with the second sub-pixel input value corresponding to the second sub-pixel in the second pixel column comprises: setting the second sub-pixel input value corresponding to the second sub-pixel in the second pixel column as the output value of the second sub-pixel in the second pixel column;
the sub-step of generating the output value of each of the third sub-pixels in the third pixel column in accordance with the four third sub-pixel input values corresponding to the third sub-pixel in the third pixel column comprises: dividing a sum of the four third sub-pixel input values corresponding to the third sub-pixel in the third pixel column by four to generate the output value of the third sub-pixel in the third pixel column;
the sub-step of generating the output value of each of the second sub-pixels in the fourth pixel column in accordance with the second sub-pixel input value corresponding to the second sub-pixel in the fourth pixel column comprises: setting the second sub-pixel input value corresponding to the second sub-pixel in the fourth pixel column as the output value of the second sub-pixel in the fourth pixel column.

8. A display substrate, comprising pixel groups repeatedly arranged, each of the pixel groups comprises two first sub-pixels, eight second sub-pixels and two third sub-pixels, and each of the pixel groups comprises four pixel columns;
four second sub-pixels are sequentially arranged in a second pixel column of each of the pixel groups;
four second sub-pixels are sequentially arranged in a fourth pixel column of each of the pixel groups;
one first sub-pixel and one third sub-pixel are sequentially arranged in the first pixel column of each of the pixel groups and one third sub-pixel and one first sub-pixel are sequentially arranged in the third pixel column of each of the pixel groups;
wherein each of the first sub-pixels is disposed so as to correspond to two second sub-pixels in a pixel column adjacent thereto, each of the third sub-pixels is disposed so as to correspond to two second sub-pixels in a pixel column adjacent thereto;
wherein a luminescence center of the first sub-pixel in the first pixel column and a middle point of a connecting line which connects luminescence centers of the first and second ones of the second sub-pixels in the second pixel column are on a same line in a row direction, a luminescence center of the third sub-pixel in the third pixel column and a middle point of a connecting line which connects luminescence centers of the first and second ones of the second sub-pixels in the fourth pixel column are on a same line

Assignees

• Boe Technology Group Co Ltd

Inventors

• Jin Xiaodan
• Zhang Lintao

Classifications

• G09G3/36

  using liquid crystals · CPC title

• G09G3/3208

  organic, e.g. using organic light-emitting diodes [OLED] · CPC title

• G09G3/20 Primary

  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} · CPC title

• G09F9/35

  being liquid crystals (G09F9/302 takes precedence; liquid crystal materials C09K19/00; {liquid crystal panels comprising a number of electrodes in a single cell per se G02F1/13}) · CPC title

• G09F9/33

  being semiconductor devices, e.g. diodes · CPC title