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A driving method of a liquid crystal display device and a liquid crystal display device

A technology of a liquid crystal display device and a driving method, which is applied in the field of video processing, and can solve problems such as ignorance of video formats, inconvenience for users, and lack of knowledge

Active Publication Date: 2016-04-27
TCL CHINA STAR OPTOELECTRONICS TECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] Nowadays, with the continuous development of 3D technology, various 3D images have entered our lives. When users want to get good 3D video effects, corresponding liquid crystal display devices are essential, but 3D film Source formats usually include left-right split format, top-bottom split format, interlaced format, alternate-column format and common 2D video format, which requires the user to judge the 3D source format by himself, and then manually set it, because the user is familiar with the corresponding liquid crystal display device The lack of the video format makes the user do not know how to set the correct video format. Even if he knows how to set it, it is likely that due to the lack of understanding of the video format, multiple settings are required, which will cause inconvenience to the user.

Method used

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  • A driving method of a liquid crystal display device and a liquid crystal display device
  • A driving method of a liquid crystal display device and a liquid crystal display device
  • A driving method of a liquid crystal display device and a liquid crystal display device

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Embodiment 1

[0044] figure 2 It is an implementation flow chart of a driving method of a liquid crystal display device of the present invention, the method comprising steps:

[0045] B1: extract an image frame in the video;

[0046] B2: According to different image arrangements, an extracted image frame is directly split into a left-eye image and a right-eye image; respectively calculated according to the color data of each group of pixels corresponding to the left-eye image and the right-eye image Pixel difference value; according to the pixel difference value of each group of pixels, the cumulative operation is performed to obtain the overall difference value corresponding to at least two of the left and right split format, the top and bottom split format, the interlaced format and the alternate column format, that is, the first overall difference At least two of the value K1, the second population difference value K2, the third population difference value K3, the fourth population dif...

Embodiment 2

[0062] This embodiment is a modified solution based on the first embodiment. The difference is that the color data is the gray scale of the pixel, and the pixel difference value is the difference between two pixels at corresponding positions on the left-eye image and the right-eye image. In contrast, the overall difference value is the accumulation of the pixel difference values ​​of all pixels on the left-eye image and the right-eye image.

[0063] As mentioned above, the calculation of the pixel difference value is obtained by performing the XOR algorithm on the three sub-pixels of the pixel. For example, the brightness levels of the red, green, and blue sub-pixels of a certain pixel on the left-eye image are (100, 200, 300) respectively, and The brightness levels of the three sub-pixels of the corresponding pixel on the right-eye image are (100, 200, 200), then XOR the two to get (0, 0, 1) respectively. Then, the pixel difference value of the two pixels is 1 ;

[0064] As ...

Embodiment 3

[0067] Figure 7 It is a schematic diagram of the relevant structure of a liquid crystal display device of the present invention. Here, only a part of the structure closely related to the automatic detection function is listed, wherein the liquid crystal display device 10 includes an extraction unit 11 for extracting image frames from a video , for splitting the image frame into left-eye image and right-eye image split unit 12, for the similarity detection unit 13 of left-eye image and right-eye image similarity calculation, for controlling the output corresponding to the similarity The film source format output unit 14 of the film source format control signal of the judgment result; the liquid crystal display device 10 utilizes the extraction unit 11 to extract the image frame from the video, and the image frame is split into The left-eye image and the right-eye image, and then the similarity detection unit 13 calculates and compares the similarity between the left-eye image ...

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Abstract

The invention discloses a driving method of a liquid crystal display device and a liquid crystal display device. The driving method of the liquid crystal display device includes the steps of: A1: extracting an image frame in the video; A2: directly splitting the image frame into a left-eye image and a right-eye image according to various image arrangements respectively ; Compare the color data of the left-eye image and the right-eye image, and calculate the similarity of the left-eye image and the right-eye image in different image arrangements according to the comparison results; A3: select the image arrangement corresponding to the maximum similarity, that is The image arrangement of the one image frame is used as the 3D source format of the video to drive the liquid crystal display device. The invention can facilitate users to enjoy 3D video effects.

Description

technical field [0001] The present invention relates to the technical field of video processing, and more specifically, to a driving method of a liquid crystal display device and a liquid crystal display device. Background technique [0002] Nowadays, with the continuous development of 3D technology, various 3D images have entered our lives. When users want to get good 3D video effects, corresponding liquid crystal display devices are indispensable, but 3D film Source formats usually include left-right split format, top-bottom split format, interlaced format, alternate-column format and common 2D video format, which requires the user to judge the 3D source format by himself, and then manually set it, because the user is familiar with the corresponding liquid crystal display device The lack of the video format makes the user not know how to set the correct video format. Even if he knows how to set it, it is likely to need to set it many times due to the lack of understanding ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G09G3/36H04N13/30
CPCG09G3/36G09G3/003H04N2013/0074H04N13/30
Inventor 陈伟谭小平谢剑军
Owner TCL CHINA STAR OPTOELECTRONICS TECH CO LTD