CN105185244A - Pixel structure, display panel and display device - Google Patents
Pixel structure, display panel and display device Download PDFInfo
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- CN105185244A CN105185244A CN201510700340.XA CN201510700340A CN105185244A CN 105185244 A CN105185244 A CN 105185244A CN 201510700340 A CN201510700340 A CN 201510700340A CN 105185244 A CN105185244 A CN 105185244A
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- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
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Abstract
The invention discloses a pixel structure, a display panel and a display device. The pixel structure comprises multiple pixel unit groups which are arranged in an array mode, and each pixel unit group comprises three sub-pixel groups which are arranged side by side in the first direction, wherein each sub-pixel group comprises two sub pixels, namely, a white sub pixel and a monochrome sub pixel, which are arranged side by side in the second direction, and colors of the three monochrome sub pixels in the same pixel unit group are all different. According to the pixel structure, each sub-pixel group comprises one white sub pixel and one monochrome sub pixel corresponding to the white sub pixel, and compared with an existing a pixel structure comprising sub pixels with four colors, the actual display resolution can be improved, and the problem that the picture quality is rough cannot be caused.
Description
Technical field
The present invention relates to display technique field, espespecially a kind of dot structure, display panel and display device.
Background technology
In existing display panel, be provided with multiple pixel, each pixel is made up of at least three sub-pixels that color is different.When each pixel is made up of three sub-pixels that color is different, three sub-pixels are respectively red (R) sub-pixel, green (G) sub-pixel and blue (B) sub-pixel, when display panel needs to show certain color, by the gray scale rank value of adjustment R, G, B sub-pixel, just this color can be combined into.The arrangement mode of current modal dot structure is arrangement mode (in Fig. 1 a solid box mark place's expression pixel) as shown in Figure 1a.
At present, when showing, the light transmission rate of the sub-pixel of R, G, B tri-kinds of colors all will far below the transmitance of white sub-pixels, therefore in the prior art, in order to increase the Penetration ration of display panel light, to improve display brightness, in each pixel, add white (W) sub-pixel.In addition, in each pixel, increase a white sub-pixels, the effect of the color enriching display frame can also be reached.Fig. 1 b shows the common dot structure (in Fig. 1 b solid box mark place's expression pixel) be made up of the sub-pixel of R, G, B, W tetra-kinds of colors.
But, in the arrangement mode of above-mentioned common dot structure, when display panel shows, white sub-pixels needs to show different color completely by the sub-pixel of adjacent lines or adjacent column, like this, can cause the color saturation of display panel can be on the low side, affect image quality, make image quality can be more coarse, the bright dark intersection of display image is also too obvious, and the actual displayed resolution that the dot structure simultaneously comprising R, G, B, W sub-pixel does not comprise the dot structure of R, G, B sub-pixel is high.Further, in actual fabrication, the dot structure comprising R, G, B, W sub-pixel needs to make up the coarse problem of image quality by the algorithm of IC complexity.
Summary of the invention
In view of this, the embodiment of the present invention provides a kind of dot structure, display panel and display device, can improve actual displayed resolution, can not produce the problem that picture is coarse.
Therefore, embodiments provide a kind of dot structure, comprise several pixel cell groups be arranged in array, described pixel cell group comprises three the sub-pixel groups be arranged side by side along first direction; Wherein,
Each described sub-pixel group comprises two sub-pixels be arranged side by side along second direction, is respectively a white sub-pixels and a monochrome sub-pixels;
The color of three monochrome sub-pixels in same described pixel cell group is different respectively.
In a kind of possible implementation, in the above-mentioned dot structure that the embodiment of the present invention provides, the white sub-pixels in each described sub-pixel group is adjacent.
In a kind of possible implementation, in the above-mentioned dot structure that the embodiment of the present invention provides, in the described pixel cell group of difference, the arrangement mode of three described sub-pixel groups is identical.
In a kind of possible implementation, in the above-mentioned dot structure that the embodiment of the present invention provides, the area of the white sub-pixels in same described sub-pixel group is not more than the area of monochrome sub-pixels.
In a kind of possible implementation, in the above-mentioned dot structure that the embodiment of the present invention provides, the area of the white sub-pixels in same described sub-pixel group is 1/4 to 1 of the area of monochrome sub-pixels.
In a kind of possible implementation, in the above-mentioned dot structure that the embodiment of the present invention provides, the shape of the white sub-pixels in each described sub-pixel group is consistent and area is identical;
The shape of the monochrome sub-pixels in each described sub-pixel group is consistent and area is identical.
In a kind of possible implementation, in the above-mentioned dot structure that the embodiment of the present invention provides, described monochrome sub-pixels is red sub-pixel, green sub-pixels or blue subpixels.
In a kind of possible implementation, in the above-mentioned dot structure that the embodiment of the present invention provides, described first direction is line direction, and described second direction is column direction.
The embodiment of the present invention additionally provides a kind of display panel, comprises the above-mentioned dot structure that the embodiment of the present invention provides.
In a kind of possible implementation, in the above-mentioned display panel that the embodiment of the present invention provides, each sub-pixel group one_to_one corresponding in each gauge tap in described display panel and described dot structure;
Described gauge tap is for controlling white sub-pixels in same described sub-pixel group and monochrome sub-pixels is opened jointly.
In a kind of possible implementation, in the above-mentioned display panel that the embodiment of the present invention provides, each gauge tap in described display panel and each white sub-pixels in described dot structure or each monochrome sub-pixels one_to_one corresponding;
Described gauge tap is for controlling described white sub-pixels or monochrome sub-pixels unlatching.
The embodiment of the present invention additionally provides a kind of display device, comprises the above-mentioned display panel that the embodiment of the present invention provides.
In a kind of possible implementation, in the above-mentioned display device that the embodiment of the present invention provides, described display device is any one in liquid crystal indicator, organic electroluminescence display device and method of manufacturing same, negative electrode directive tube display device, plasma display system, Electronic Paper or el display device.
The beneficial effect of the embodiment of the present invention comprises:
A kind of dot structure, display panel and display device that the embodiment of the present invention provides, this dot structure comprises several pixel cell groups be arranged in array, and pixel cell group comprises three the sub-pixel groups be arranged side by side in the row direction; Wherein, each sub-pixel group comprises two sub-pixels be arranged side by side along column direction, is respectively a white sub-pixels and a monochrome sub-pixels; The color of three monochrome sub-pixels in same pixel cell group is different respectively.A white sub-pixels is included in same sub-pixel group in the above-mentioned dot structure that the embodiment of the present invention provides, and the monochrome sub-pixels that corresponding with this white sub-pixels, compared to the existing dot structure including the sub-pixel of four kinds of colors, actual displayed resolution can be improved, the problem that image quality is coarse can not be produced.
Accompanying drawing explanation
Fig. 1 a is the existing arrangement schematic diagram including the dot structure of the sub-pixel of three kinds of colors;
Fig. 1 b is the existing arrangement schematic diagram including the dot structure of the sub-pixel of four kinds of colors;
Fig. 2 a and Fig. 2 b is respectively the arrangement schematic diagram of the dot structure that the embodiment of the present invention provides;
Fig. 3 a to Fig. 3 c is respectively the structural representation of the display panel that the embodiment of the present invention provides.
Embodiment
Below in conjunction with accompanying drawing, the embodiment of dot structure, display panel and display device that the embodiment of the present invention provides is described in detail.
Wherein, in accompanying drawing, the size and shape of each sub-pixel does not reflect the actual proportions of display panel, and is only the partial structurtes of display panel, and object just signal illustrates content of the present invention.
Embodiments provide a kind of dot structure, as shown in Figure 2 a and 2 b, comprise several pixel cell groups 1 (in Fig. 2 a and Fig. 2 b solid box mark place's expression pixel cell group) be arranged in array, pixel cell group 1 comprises three the sub-pixel groups 10 (in Fig. 2 a and Fig. 2 b dotted line collimation mark note place's expression sub-pixel groups) be arranged side by side in the row direction; Wherein,
Each sub-pixel group 10 comprises two sub-pixels be arranged side by side along column direction, is respectively white (W) sub-pixel 11 and a monochrome sub-pixels 12;
The color of three monochrome sub-pixels 12 in same pixel cell group 1 is different respectively.
In the above-mentioned dot structure that the embodiment of the present invention provides, this dot structure comprises several pixel cell groups be arranged in array, and pixel cell group comprises three the sub-pixel groups be arranged side by side in the row direction; Wherein, each sub-pixel group comprises two sub-pixels be arranged side by side along column direction, is respectively a white sub-pixels and a monochrome sub-pixels; The color of three monochrome sub-pixels in same pixel cell group is different respectively.A white sub-pixels is included owing to being provided with in above-mentioned dot structure in same sub-pixel group, and the monochrome sub-pixels corresponding with white sub-pixels, compared to the existing dot structure including the sub-pixel of four kinds of colors, actual displayed resolution can be improved, the problem that image quality is coarse can not be produced.
It should be noted that, the white sub-pixels in same sub-pixel group and the position of monochrome sub-pixels can exchange, and are not limited to the particular location related in accompanying drawing, do not limit at this.In the orientation of sub-pixel group and sub-pixel group, the orientation of white sub-pixels and monochrome sub-pixels is also not limited to the mode shown in figure, as line direction and column direction also can exchange, or its orientation is other directions except line direction and column direction.
In the specific implementation, in the above-mentioned dot structure that the embodiment of the present invention provides, as shown in figures 2 a and 2b, white sub-pixels 11 in each sub-pixel group 10 can be set to adjacent structure, so not only manufacture craft can be simplified, can also ensure that white sub-pixels is consistent on the impact that monochrome sub-pixels causes, and then improve the saturation degree of display panel when showing.
In the specific implementation, in the above-mentioned dot structure that the embodiment of the present invention provides, the color of three monochrome sub-pixels in same pixel cell group generally chooses three primary colours, namely three monochrome sub-pixels are respectively red (R) sub-pixel, green (G) sub-pixel or blueness (B) sub-pixel, certain monochrome sub-pixels also can be the sub-pixel of other color, can determine according to actual conditions, not limit at this.
In the specific implementation, in the above-mentioned dot structure that the embodiment of the present invention provides, in order to make dot structure simplify, in different pixels unit group, the arrangement mode of three sub-pixel groups can be set to identical.For Fig. 2 a, the arrangement mode of first sub-pixel groups all can be set to white (W) sub-pixel that is arranged side by side along column direction and red (R) sub-pixel, the arrangement mode of second sub-pixel groups all can be set to white (W) sub-pixel that is arranged side by side along column direction and green (G) sub-pixel, and the arrangement mode of the 3rd sub-pixel groups all can be set to white (W) sub-pixel that is arranged side by side along column direction and blue (B) sub-pixel.
In the specific implementation, in the above-mentioned dot structure that the embodiment of the present invention provides, in order to increase the effective display area of display panel, and improve brightness, as shown in Figure 2 a and 2 b, the area of the white sub-pixels 11 in same sub-pixel group 10 can be not more than the area of monochrome sub-pixels 12, the area of the white sub-pixels 11 namely in same sub-pixel group 10 can be less than the area of monochrome sub-pixels 12, or the area of white sub-pixels 11 in same sub-pixel group 10 can equal the area of monochrome sub-pixels 12.
In the specific implementation, in the above-mentioned dot structure that the embodiment of the present invention provides, the area of the white sub-pixels in same sub-pixel group can be set to 1/4 to 1 of the area of monochrome sub-pixels, namely the area of white sub-pixels accounts for 1/5 to 1/2 of the area of each sub-pixel group, effectively can increase the Penetration ration of display panel light like this, be beneficial to raising brightness.Can determine according to actual conditions for the area shared by the white sub-pixels in same sub-pixel group, not limit at this.
In the specific implementation, in the above-mentioned dot structure that the embodiment of the present invention provides, in order to effectively improve actual displayed resolution, improve image quality, as shown in Figure 2 a and 2 b, the shape of the white sub-pixels in each sub-pixel group can be set to consistent and area is set to identical; Further, the shape of the monochrome sub-pixels in each sub-pixel group can be set to consistent and area is set to identical.
It should be noted that, in the above-mentioned dot structure that the embodiment of the present invention provides, the shape of each white sub-pixels and monochrome sub-pixels can be set to rectangle, also can be set to other shape according to actual conditions, not limit at this.The shape of each sub-pixel is consistent and area is identical, specifically refer in the accuracy rating that manufacture craft allows, and, after considering the factors such as the design of wiring, the position of thin film transistor (TFT) and the design of via hole, require that the shape of each sub-pixel is roughly the same, area is roughly the same.
Based on same inventive concept, the embodiment of the present invention additionally provides a kind of display panel, comprises the above-mentioned dot structure that the embodiment of the present invention provides.The principle of dealing with problems due to this display panel is similar to aforementioned a kind of dot structure, and therefore the enforcement of this display panel see the enforcement of aforementioned dot structure, can repeat part and repeat no more.
Particularly, the above-mentioned display panel that the embodiment of the present invention provides can be applied to display panels (LCD), or, also can be applied to organic EL display panel (OLED), not limit at this.
In the specific implementation, in the above-mentioned display panel that the embodiment of the present invention provides, as shown in Figure 3 a and Figure 3 b shows, each gauge tap 2 in display panel and each sub-pixel group 10 one_to_one corresponding in dot structure; This gauge tap 2 is opened with monochrome sub-pixels 12 jointly for the white sub-pixels 11 controlled in same sub-pixel group 10.Particularly, each sub-pixel group shares the pixel electrode in a display panel, when the grid line 3 in display panel provides gated sweep signal to gauge tap 2, data line 4 provides grayscale signal to control the voltage of pixel electrode to gauge tap 2, and then drive and jointly open with the white sub-pixels of a shared pixel electrode and monochrome sub-pixels, realize Presentation Function.Above-mentioned driving method is identical with the driving method of dot structure of the sub-pixel including three kinds of colors, do not need to drive white sub-pixels separately, directly can with the driving method of dot structure of sub-pixel including three kinds of colors, compared to the existing dot structure including the sub-pixel of four kinds of colors, simplify algorithm, provide cost savings.It should be noted that, Test Switchboard can select thin film transistor (TFT), does not limit at this.
In the specific implementation, in the above-mentioned display panel that the embodiment of the present invention provides, as shown in Figure 3 c, each gauge tap 2 in display panel and each white sub-pixels 11 in dot structure or each monochrome sub-pixels 12 one_to_one corresponding; This gauge tap 2 is for controlling white sub-pixels 11 or monochrome sub-pixels 12 is opened.Particularly, pixel electrode in the corresponding display panel of each sub-pixel, when the grid line 3 in display panel provides gated sweep signal to gauge tap 2, data line 4 provides grayscale signal to control the voltage of pixel electrode to gauge tap 2, and then drive the white sub-pixels corresponding with this pixel electrode or monochrome sub-pixels to open, realize Presentation Function.Due to the corresponding gauge tap of white sub-pixels in above-mentioned driving method, therefore the voltage of white sub-pixels can be controlled, realize white sub-pixels and show different brightness, so not only can improve the brightness of display panel, also can increase the contrast of display panel.It should be noted that, Test Switchboard can select thin film transistor (TFT), does not limit at this.
Based on same inventive concept, the embodiment of the present invention additionally provides a kind of display device, comprises the above-mentioned display panel that the embodiment of the present invention provides.The enforcement of this display device see the embodiment of above-mentioned display base plate, can repeat part and repeats no more.
In the specific implementation, the above-mentioned display device that the embodiment of the present invention provides be specifically as follows in LCD device, organic electroluminescence display device and method of manufacturing same, negative electrode directive tube display device, plasma display system, Electronic Paper or el display device any one, do not limit at this.This display device can be: any product or parts with Presentation Function such as mobile phone, panel computer, televisor, display, notebook computer, digital album (digital photo frame), navigating instrument.Other requisite ingredient for this display device is and will be understood by those skilled in the art that to have, and does not repeat at this, also should as limitation of the present invention.The enforcement of this display device see the embodiment of above-mentioned dot structure, can repeat part and repeats no more.
A kind of dot structure, display panel and display device that the embodiment of the present invention provides, this dot structure comprises several pixel cell groups be arranged in array, and pixel cell group comprises three the sub-pixel groups be arranged side by side in the row direction; Wherein, each sub-pixel group comprises two sub-pixels be arranged side by side along column direction, is respectively a white sub-pixels and a monochrome sub-pixels; The color of three monochrome sub-pixels in same pixel cell group is different respectively.A white sub-pixels is included in same sub-pixel group in the above-mentioned dot structure that the embodiment of the present invention provides, and the monochrome sub-pixels that corresponding with this white sub-pixels, compared to the existing dot structure including the sub-pixel of four kinds of colors, actual displayed resolution can be improved, the problem that image quality is coarse can not be produced.
Obviously, those skilled in the art can carry out various change and modification to the present invention and not depart from the spirit and scope of the present invention.Like this, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.
Claims (13)
1. a dot structure, comprises several pixel cell groups be arranged in array, and described pixel cell group comprises three the sub-pixel groups be arranged side by side along first direction; It is characterized in that, wherein,
Each described sub-pixel group comprises two sub-pixels be arranged side by side along second direction, is respectively a white sub-pixels and a monochrome sub-pixels;
The color of three monochrome sub-pixels in same described pixel cell group is different respectively.
2. dot structure as claimed in claim 1, it is characterized in that, the white sub-pixels in each described sub-pixel group is adjacent.
3. dot structure as claimed in claim 2, it is characterized in that, in the described pixel cell group of difference, the arrangement mode of three described sub-pixel groups is identical.
4. dot structure as claimed in claim 1, it is characterized in that, the area of the white sub-pixels in same described sub-pixel group is not more than the area of monochrome sub-pixels.
5. dot structure as claimed in claim 4, it is characterized in that, the area of the white sub-pixels in same described sub-pixel group is 1/4 to 1 of the area of monochrome sub-pixels.
6. dot structure as claimed in claim 5, is characterized in that, the shape of the white sub-pixels in each described sub-pixel group is consistent and area is identical;
The shape of the monochrome sub-pixels in each described sub-pixel group is consistent and area is identical.
7. the dot structure as described in any one of claim 1-6, is characterized in that, described monochrome sub-pixels is red sub-pixel, green sub-pixels or blue subpixels.
8. the dot structure as described in any one of claim 1-6, is characterized in that, described first direction is line direction, and described second direction is column direction.
9. a display panel, is characterized in that, comprises the dot structure as described in any one of claim 1-8.
10. display panel as claimed in claim 9, is characterized in that, each sub-pixel group one_to_one corresponding in each gauge tap in described display panel and described dot structure;
Described gauge tap is for controlling white sub-pixels in same described sub-pixel group and monochrome sub-pixels is opened jointly.
11. display panels as claimed in claim 9, is characterized in that, each gauge tap in described display panel and each white sub-pixels in described dot structure or each monochrome sub-pixels one_to_one corresponding;
Described gauge tap is for controlling described white sub-pixels or monochrome sub-pixels unlatching.
12. 1 kinds of display device, is characterized in that, comprise the display panel as described in any one of claim 9-11.
13. display device as claimed in claim 12, it is characterized in that, described display device is any one in liquid crystal indicator, organic electroluminescence display device and method of manufacturing same, CRT display, plasma display system, Electronic Paper or el display device.
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