Display panel, display module, method for driving display module, driving device and display device

Patent metadata

Field	Value
Publication number	US-10467970-B2
Application number	US-201715682222-A
Country	US
Kind code	B2
Filing date	Aug 21, 2017
Priority date	Oct 28, 2016
Publication date	Nov 5, 2019
Grant date	Nov 5, 2019

Abstract

The present disclosure provides a display panel, a display module, a method for driving the display module, a driving device and a display device. The display panel includes a plurality of pixel repeat units, each of the pixel repeat units includes first monochromatic sub-pixels, second monochromatic sub-pixels and third monochromatic sub-pixels of different colors, each of the pixel repeat units includes three pixel units arranged in sequence in a row direction, each of the pixel unit includes two monochromatic sub-pixels in a first row and two monochromatic sub-pixels in a second row, the two monochromatic sub-pixels in the first row and the two monochromatic sub-pixels in the second row are staggered, and a color of each monochromatic sub-pixel is different from colors of adjacent monochromatic sub-pixels.

First claim

What is claimed is:

1. A method for driving a display module, wherein
the display module includes a display panel, wherein the display panel includes a plurality of pixel repeat units,
each of the pixel repeat units comprises first monochromatic sub-pixels, second monochromatic sub-pixels, and third monochromatic sub-pixels of different colors;
each of the pixel repeat units comprises three pixel units arranged in sequence in a row direction;
each of the pixel units comprises two monochromatic sub-pixels in a first row and two monochromatic sub-pixels in a second row;
the two monochromatic sub-pixels in the first row and the two monochromatic sub-pixels in the second row are staggered at a pre-determined width; and
in the display panel, a color of each monochromatic sub-pixel is different from colors of adjacent monochromatic sub-pixels;
the display module further includes an optical component arranged at a light-exiting side of the display panel, wherein the optical component includes a plurality of optical units, each of the optical units corresponds to a user-visible region and at least one pixel unit, and the pixel unit to which each optical unit corresponds is configured to form an image in the visible region to which the optical unit corresponds,
the method comprising:
acquiring display images from a plurality of shooting angles;
determining grayscale voltages of respective monochromatic sub-pixels in each pixel unit, wherein the grayscale voltage of one monochromatic sub-pixel is obtained by calculating a weight sum of grayscale voltages of the display images from different shooting angles according to a location of the one monochromatic sub-pixel in the pixel unit; and
driving the monochromatic sub-pixels in each pixel unit according to the determined grayscale voltages of the respective monochromatic sub-pixels in the pixel unit.

2. The method according to claim 1 , wherein
the pre-determined width is half a width of the monochromatic sub-pixel in the row direction.

3. The method according to claim 2 , wherein the first monochromatic sub-pixel is a red sub-pixel, the second monochromatic sub-pixel is a green sub-pixel, and the third monochromatic sub-pixel is a blue sub-pixel.

4. The method according to claim 1 , wherein the first monochromatic sub-pixel is a red sub-pixel, the second monochromatic sub-pixel is a green sub-pixel, and the third monochromatic sub-pixel is a blue sub-pixel.

5. The method according to claim 1 , wherein
the optical component is a grating structure, the grating structure comprises a plurality of light-shielding patterns, each of the light-shielding patterns comprises a plurality of light-shielding sub-patterns;
in a same light-shielding pattern, the light-shielding sub-patterns are arranged in a column direction and in different rows, the light-shielding sub-patterns in two adjacent rows are staggered at a pre-determined width, and two light-shielding sub-patterns spaced apart from each other at an interval of one light-shielding sub-pattern are aligned with each other;
a width of each light-shielding sub-pattern in the row direction is twice a width of the monochromatic sub-pixel in the row direction, and a distance between two adjacent light-shielding sub-patterns in a same row is equal to the width of the light-shielding sub-pattern in the row direction.

6. The method according to claim 1 , wherein,
in the display module, a connection region for the three monochromatic sub-pixels of different colors and adjacent to each other forms a special point,
wherein determining the grayscale voltages of the respective monochromatic sub-pixels in each pixel unit comprises:
determining one or more display images from the corresponding shooting angles for the special points in each pixel unit according to locations of the special points in each pixel unit and the shooting angles of the display images;
determining display images to which the respective monochromatic sub-pixels in each pixel unit correspond, wherein a display image to which one monochromatic sub-pixel corresponds is a display image to which all special points formed by the one monochromatic sub-pixel correspond; and
determining the grayscale voltages of the respective monochromatic sub-pixels in each pixel unit, wherein the grayscale voltage of the one monochromatic sub-pixel is obtained by calculating a weight sum of the grayscale voltages of the one monochromatic sub-pixel in all display images corresponding to the one monochromatic sub-pixel.

7. The method according to claim 6 , wherein
the display image from each shooting angle comprises a corresponding left-eye image and a corresponding right-eye image; pixel units of the display module are divided into first pixel units for displaying the left-eye image and second pixel units for displaying the right-eye image; the first pixel units and the second pixel units are arranged alternately in the row direction;
the display images correspond to a first shooting angle, a second shooting angle, a third shooting angle and a fourth shooting angle, and the first shooting angle to the fourth shooting angle are deflected towards a first direction gradually;
left-eye images corresponding to the first, second, third, and fourth shooting angles comprise a first left-eye image, a second left-eye image, a third left-eye image and a fourth left-eye image sequence, right-eye images corresponding to the first, second, third, and fourth shooting angles comprise a first right-eye image, a second right-eye image, a third right-eye image and a fourth right-eye image in sequence, and the shooting angles of the first left-eye image, the second left-eye image, the third left-eye image, the fourth left-eye image, the first right-eye image, the second right-eye image, the third right-eye image and the fourth right-eye image are deflected towards the first direction gradually;
in the first pixel units, display images to which the monochromatic sub-pixels of the second pixel units most away from a side of the first direction correspond comprise the first left-eye image, the third right-eye image and the fourth right-eye image; display images to which the monochromatic sub-pixels of the second pixel units second-most away from the side of the first direction correspond comprise the first left-eye image, the second left-eye image and the fourth right-eye image; display images to which the monochromatic sub-pixels of the second pixel units second-nearest to the side of the first direction correspond comprise the first left-eye image, the second left-eye image and the third left-eye image; display images to which the monochromatic sub-pixels of the second pixel units nearest to the side of the first direction correspond comprise the second left-eye image, the third left-eye image and the fourth left-eye image;
in the second pixel units, display images to which the monochromatic sub-pixels of the first pixel units most away from a side of the second direction correspond comprise the fourth right-eye image, the third right-eye image and the second right-eye image; display images to which the monochromatic sub-pixels of the first pixel units second-most away from the side of the second direction correspond comprise the third right-eye image, the second right-eye image and the first right-eye image; display images to which the monochromatic sub-pixels of the first pixel units second-nearest to the side of the second direction correspond comprise the second right-eye image, the first right-eye image and the fourth left-eye image; display images to which the monochromatic sub-pixels of the first pixel units nearest to the side of the second direction correspond comprise the first right-eye image, the fourth left-eye image and the third left-eye image;

Assignees

• Boe Technology Group Co Ltd

Inventors

• Niu Xiaochen
• Dong Xue
• Chen Xiaochuan
• Zhao Wenqing
• Lu Pengcheng

Classifications

• G02B30/27

  involving lenticular arrays · CPC title

• H04N13/31

  using parallax barriers · CPC title

• H04N13/324

  Colour aspects · CPC title

• H04N13/398

  Synchronisation thereof; Control thereof · CPC title

• G09G3/003

  to produce spatial visual effects · CPC title