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Display panel and driving method thereof

A display panel, sub-pixel technology, applied in static indicators, instruments, etc., can solve problems such as output channel limitation, reduce the number of output channels, reduce production costs, and solve the effect of poor signal transmission.

Inactive Publication Date: 2020-06-09
TCL CHINA STAR OPTOELECTRONICS TECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] This application provides a display panel and its driving method to solve the technical problem that the output channel on the output circuit board in the existing high-resolution display has certain limitations

Method used

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  • Display panel and driving method thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0059] see figure 1 , the display panel 100 includes n rows of sub-pixels and 2n scan lines.

[0060] In this embodiment, any row of sub-pixels corresponds to two scanning lines, one sub-pixel is electrically connected to one scanning line, and two scanning lines are arranged between two adjacent rows of sub-pixels. line; where n is a positive integer.

[0061] For example, the sub-pixels in the first row are connected to the first scanning line G1 and the second scanning line G2, the sub-pixels in the second row are connected to the third scanning line G3 and the fourth scanning line G4, and the sub-pixels in the following row are connected way and so on.

[0062] In this embodiment, the a sub-pixels of the first part in the i-th row of sub-pixels are electrically connected to the (2i-1)-th scanning line, and the i-th row of sub-pixels except the first part The (2i-a) sub-pixels in the second part are electrically connected to the 2i-th scanning line; wherein, i and a are ...

Embodiment 2

[0076] This embodiment is the same or similar to Embodiment 1, except that:

[0077] see figure 2 , the display panel 100 includes n rows of sub-pixels and n scan lines.

[0078] In this embodiment, any row of sub-pixels corresponds to one scanning line, and one sub-pixel is electrically connected to one scanning line. The above connection method is the same as the prior art.

[0079] For example, the first row of sub-pixels is connected to the first scan line G1, the second row of sub-pixels is connected to the second scan line G2, and so on.

[0080] In this embodiment, a first switch 21 is provided between the a sub-pixels of the first part in the i-th row of sub-pixels and the corresponding i-th scanning line, and the i-th row of sub-pixels A second switch 22 is provided between the (2m-a) sub-pixels in the second part and the corresponding i-th scanning line.

[0081] For example, sub-pixels in odd columns in any row of sub-pixels are the first part, and sub-pixels i...

Embodiment 3

[0090] This embodiment is the same or similar to Embodiment 1 and Embodiment 2, except that:

[0091] see image 3 , the display panel 100 includes n rows of sub-pixels and n scan lines.

[0092] In this embodiment, any row of sub-pixels corresponds to one scanning line, and one sub-pixel is electrically connected to one scanning line. The above connection method is the same as the prior art.

[0093] In this embodiment, the display panel 100 further includes a third switch 23 located between the first output channel 111 and the odd column data lines, and a third switch 23 located between the second output channel 112 and the even column A fourth switch 24 between the data lines.

[0094] In this embodiment, at the first moment, when the i-th scanning line inputs a high-level signal, the third switch 23 is opened, the second switch 22 is closed, and the a-th of the first part The sub-pixel inputs the corresponding data signal input by the data line.

[0095] At the second...

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PUM

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Abstract

The application provides a display panel and a driving method thereof. The display panel comprises a plurality of sub-pixels arranged in a matrix, a plurality of scanning lines, a plurality of data lines, an output circuit board. The output circuit board comprises a plurality of output terminals; and each output terminal comprises at least two output channels, and one output channel is electrically connected with one data line. At a first moment, the sub-pixel of the first part in the ith row of sub-pixels receives a data signal input by the corresponding data line; and at a second moment, thesub-pixel, except the second part of the first part, in the ith row of sub-pixels receives a data signal input by the corresponding data line. According to the application, one output terminal is electrically connected with at least two data lines, and the sub-pixels in the same row are driven in a time-sharing manner, so that the number of output channels required by the high-resolution displayis reduced, the technical problem of poor signal transmission effect of the existing high-resolution display is solved, and the production cost is reduced.

Description

technical field [0001] The present application relates to the display field, in particular to a display panel and a driving method thereof. Background technique [0002] As TVs become larger screens, the requirements for screen resolution are getting higher and higher, and display panels with 8K or higher resolutions will definitely become a development trend. [0003] Currently, 8K or higher resolution liquid crystal display panels need to integrate more pixels on a limited-sized glass substrate, and more pixels allow more output channels to be set on the output circuit board. Due to the limitation of the width of the output circuit board, increasing the number of output channels on the output circuit board will lead to an increase in cost, and at the same time, the narrowing of the terminal width on the output channel will cause a technical problem of poor signal transmission effect. [0004] Therefore, there is an urgent need for a display panel to solve the above techni...

Claims

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Application Information

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IPC IPC(8): G09G3/36
CPCG09G3/3648G09G2310/0297G09G2300/0426G09G3/3688G09G2370/00
Inventor 黄顾
Owner TCL CHINA STAR OPTOELECTRONICS TECH CO LTD