Pixel array, display panel and metal mask

A display panel, wherein, the display panel comprises a pixel array,

• wherein the pixel array comprises red sub-pixels, green sub-pixels and blue sub-pixels arranged in multiple rows and multiple columns, wherein:
• along a row direction, the red sub-pixels and the blue sub-pixels are alternately arranged to form first type of pixel rows, the green sub-pixels are arranged to form second type of pixel rows, and the first type of pixel rows and the second type of pixel rows are alternately arranged along a column direction;
• along the column direction, the red sub-pixels and the blue sub-pixels are alternately arranged to form first type of pixel columns, the green sub-pixels are arranged to form second type of pixel columns, and the first type of pixel columns and the second type of pixel columns are alternately arranged along the row direction;
• the pixel array comprises a plurality of pixel units, each of the pixel units is composed of two red sub-pixels and two blue sub-pixels distributed in two adjacent first type of pixel rows and two adjacent first type of pixel columns, and a green sub-pixel located between the two adjacent first type of pixel rows and the two adjacent first type of pixel columns;
• in each of the pixel units, connection lines of centers of the red sub-pixels and the blue sub-pixels in a same row and a same column form a parallelogram, the two red sub-pixels and the two blue sub-pixels are respectively located at diagonal positions of the parallelogram, and a center of the green sub-pixel is located at an intersection position of diagonal lines of the parallelogram;
• along the row direction, two adjacent parallelograms are in a translational relationship and share a column side;
• and
• along the column direction, two adjacent parallelograms are in a mirror-image relationship and share a row side;
• wherein, a size of the blue sub-pixel is larger than a size of the red sub-pixel;
• and in each of the pixel units, a distance RG1 between the red sub-pixel and the long side of the green sub-pixel, a distance RG2 between the red sub-pixel and the short side of the green sub-pixel, a distance BG1 between the blue sub-pixel and the short side of the green sub-pixel, and a distance BG2 between the blue sub-pixel and the long side of the green sub-pixel satisfy:
• RG1˜RG2>BG1˜BG2.

A metal mask, wherein, the metal mask is used in a fabrication of a pixel array,

• wherein, the pixel array comprises red sub-pixels, green sub-pixels and blue sub-pixels arranged in multiple rows and multiple columns, wherein:
• along a row direction, the red sub-pixels and the blue sub-pixels are alternately arranged to form first type of pixel rows, the green sub-pixels are arranged to form second type of pixel rows, and the first type of pixel rows and the second type of pixel rows are alternately arranged along a column direction;
• along the column direction, the red sub-pixels and the blue sub-pixels are alternately arranged to form first type of pixel columns, the green sub-pixels are arranged to form second type of pixel columns, and the first type of pixel columns and the second type of pixel columns are alternately arranged along the row direction;
• the pixel array comprises a plurality of pixel units, each of the pixel units is composed of two red sub-pixels and two blue sub-pixels distributed in two adjacent first type of pixel rows and two adjacent first type of pixel columns, and a green sub-pixel located between the two adjacent first type of pixel rows and the two adjacent first type of pixel columns;
• in each of the pixel units, connection lines of centers of the red sub-pixels and the blue sub-pixels in a same row and a same column form a parallelogram, the two red sub-pixels and the two blue sub-pixels are respectively located at diagonal positions of the parallelogram, and a center of the green sub-pixel is located at an intersection position of diagonal lines of the parallelogram;
• along the row direction, two adjacent parallelograms are in a translational relationship and share a column side;
• and
• along the column direction, two adjacent parallelograms are in a mirror-image relationship and share a row side;
• wherein, a size of the blue sub-pixel is larger than a size of the red sub-pixel;
• and in each of the pixel units, a distance RG1 between the red sub-pixel and the long side of the green sub-pixel, a distance RG2 between the red sub-pixel and the short side of the green sub-pixel, a distance BG1 between the blue sub-pixel and the short side of the green sub-pixel, and a distance BG2 between the blue sub-pixel and the long side of the green sub-pixel satisfy:
• RG1≈RG2>BG1≈BG2,
• wherein, the metal mask comprises a red light evaporation opening corresponding to the red sub-pixel, a green light evaporation opening corresponding to the green sub-pixel, and a blue light evaporation opening corresponding to the blue sub-pixel.