TWI750795B - Display panel - Google Patents

Abstract

A display panel includes sub-pixel structures and transfer elements. The sub-pixel structures include first sub-pixel structures, a data line of each of the first sub-pixel structures is disposed adjacent to a corresponding transfer element, and a scan line of the each of the first sub-pixel structures is electrically connected to the corresponding transfer element. The first sub-pixel structures includes first-type sub-pixel structures and second-type sub-pixel structures. When the display panel displays a grayscale picture, each of the first-type sub-pixel structures has a first brightness, and each of the second-type sub-pixel structures has a second brightness, and the first brightness is less than the second brightness. A total number of the first sub-pixel structures of the display panel is A, a number of the first-type sub-pixel structures of the first sub-pixel structures is a, and 50% ＜ (a/A) ＜100%.

Description

display panel

The present invention relates to a display panel.

With the development of display technology, people's demand for display panels is no longer satisfied with optical characteristics such as high resolution, high contrast, and wide viewing angle. People also expect display panels to have an elegant appearance. For example, people expect display panels with narrow bezels or even no bezels.

Generally speaking, a display panel includes a pixel array disposed in the active display area, a data driving circuit disposed on the upper or lower side of the active area, and a gate driving circuit disposed on the left, right or left and right sides of the active area. In order to reduce the width of the left and right sides of the frame of the display panel, both the gate driving circuit and the data driving circuit can be arranged on the same side (ie, the upper side or the lower side) of the active region. When the gate driving circuit is arranged on the same side of the active region, the scanning electrode lines extending in the horizontal direction can be electrically connected to the gate driving circuit only through the switching element extending in the vertical direction. However, since the switching elements are interspersed in the pixel array, the gate driving signals of the switching elements are likely to affect the data signals of the adjacent data lines, which is not conducive to the display quality of the display panel.

The present invention provides a display panel with good display quality.

The display panel of the present invention includes a plurality of sub-pixel structures and a plurality of switching elements. Each sub-pixel structure includes data lines, scan lines, active elements and pixel electrodes. The data lines and scan lines are electrically connected to the active elements, and the active elements are electrically connected to the pixel electrodes. The plurality of switching elements are disposed between the plurality of sub-pixel structures, are arranged alternately with the plurality of scan lines of the plurality of sub-pixel structures, and are electrically connected to the plurality of scan lines of the plurality of sub-pixel structures. The plurality of sub-pixel structures includes a plurality of first sub-pixel structures, the data lines of each first sub-pixel structure are adjacent to a corresponding switching element, and the scan lines of the first sub-pixel structures are electrically connected to the one switching element. The plurality of first sub-pixel structures include a plurality of first-type sub-pixel structures and a plurality of second-type sub-pixel structures. When the display panel displays a grayscale image, each first type sub-pixel structure has a first brightness, and each second type sub-pixel structure has a second brightness, and the first brightness is lower than the second brightness. The total number of multiple first sub-pixel structures of the display panel is A, the number of multiple first-type sub-pixel structures in the multiple first sub-pixel structures is a, and 50% < (a/A ) < 100%.

In an embodiment of the present invention, the above-mentioned plurality of transfer elements include a first transfer element, the plurality of transfer elements are arranged in a first direction, and the first transfer elements are in a second direction perpendicular to the first direction extending upward, the first switching element is electrically connected to two first sub-pixel structures among the plurality of first sub-pixel structures, the two first sub-pixel structures are arranged in a third direction, and the third direction The two first-type sub-pixel structures are interleaved in the first direction and the second direction, and the two first-type sub-pixel structures are two first-type sub-pixel structures among the plurality of first-type sub-pixel structures.

In an embodiment of the present invention, the above-mentioned plurality of transfer elements include second transfer elements, the plurality of transfer elements are arranged in a first direction, and the second transfer elements are in a second direction perpendicular to the first direction extending upward, the second switching element is electrically connected to two first sub-pixel structures among the plurality of first sub-pixel structures, the two first sub-pixel structures are arranged in a third direction, and the third direction Staggered in the first direction and the second direction, one of the two first sub-pixel structures is a first-type sub-pixel structure among a plurality of first-type sub-pixel structures, and the two The other of the first sub-pixel structures is a second-type sub-pixel structure among the plurality of second-type sub-pixel structures.

In an embodiment of the present invention, the above-mentioned plurality of transfer elements include a third transfer element, the plurality of transfer elements are arranged in a first direction, and the third transfer elements are in a second direction perpendicular to the first direction extending upward, the third switching element is electrically connected to two first sub-pixel structures among the plurality of first sub-pixel structures, the two first sub-pixel structures are arranged in the first direction, and the The two first sub-pixel structures are two first-type sub-pixel structures among a plurality of first-type sub-pixel structures.

In an embodiment of the present invention, the above-mentioned plurality of adapter elements include a fourth adapter element, the plurality of adapter elements are arranged in a first direction, and the fourth adapter elements are arranged in a second direction perpendicular to the first direction extending upward, the fourth switching element is electrically connected to two first sub-pixel structures among the plurality of first sub-pixel structures, the two first sub-pixel structures are arranged in the first direction, the One of the two first sub-pixel structures is a first-type sub-pixel structure among a plurality of first-type sub-pixel structures, and the other of the two first sub-pixel structures is a plurality of first-type sub-pixel structures A second-type sub-pixel structure among the second-type sub-pixel structures.

In an embodiment of the present invention, the above-mentioned grayscale picture is a 32nd grayscale picture, a 64th grayscale picture, a 96th grayscale picture, a 128th grayscale picture, a 160th grayscale picture, a 192nd grayscale picture, or The 224th grayscale picture.

In an embodiment of the present invention, the above-mentioned plurality of switching elements are arranged in a first direction, each switching element extends in a second direction perpendicular to the first direction, and the plurality of sub-pixel structures include a plurality of first A sub-pixel row and a plurality of second sub-pixel rows, a plurality of sub-pixel structures of each first sub-pixel row are arranged in the second direction and used to display blue, and a plurality of sub-pixel structures of each second sub-pixel row The pixel structures are arranged in the second direction for displaying red, and each switching element is disposed between a corresponding first sub-pixel row and a corresponding second sub-pixel row.

Reference will now be made in detail to the exemplary embodiments of the present invention, examples of which are illustrated in the accompanying drawings. Wherever possible, the same reference numerals are used in the drawings and description to refer to the same or like parts.

It will be understood that when an element such as a layer, film, region or substrate is referred to as being "on" or "connected to" another element, it can be directly on or connected to the other element, or Intermediate elements may also be present. In contrast, when an element is referred to as being "directly on" or "directly connected to" another element, there are no intervening elements present. As used herein, "connected" may refer to a physical and/or electrical connection. Furthermore, "electrically connected" or "coupled" may refer to the existence of other elements between the two elements.

As used herein, "about," "approximately," or "substantially" includes the stated value and the average within an acceptable deviation from the particular value as determined by one of ordinary skill in the art, given the measurement in question and the A specific amount of measurement-related error (ie, the limitations of the measurement system). For example, "about" can mean within one or more standard deviations of the stated value, or within ±30%, ±20%, ±10%, ±5%. Furthermore, as used herein, "about", "approximately" or "substantially" may be used to select a more acceptable range of deviation or standard deviation depending on optical properties, etching properties or other properties, and not one standard deviation may apply to all properties. .

Unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It will be further understood that terms such as those defined in commonly used dictionaries should be construed as having meanings consistent with their meanings in the context of the related art and the present invention, and are not to be construed as idealized or excessive Formal meaning, unless expressly defined as such herein.

FIG. 1 is a schematic cross-sectional view of a display panel 10 according to an embodiment of the present invention.

FIG. 2 is a schematic top view of the pixel array 140 of the display panel 10 according to an embodiment of the present invention.

Please refer to FIG. 1 and FIG. 2 , the display panel 10 includes a first substrate 110 , a second substrate 120 , a display medium 130 and a pixel array 140 , wherein the second substrate 120 is disposed opposite to the first substrate 110 . The display medium 130 is disposed between the first substrate 110 and the second substrate 120 , and the pixel array 140 is disposed on the first substrate 110 and between the display medium 130 and the first substrate 110 .

For example, in this embodiment, the material of the first substrate 110 may be glass, quartz, organic polymer, or other applicable materials. For example, in this embodiment, the material of the second substrate 120 may be glass, quartz, organic polymer, or other applicable materials.

In this embodiment, the display medium 130 is, for example, a liquid crystal layer. However, the present invention is not limited thereto, and in other embodiments, the display medium 130 may also be other applicable materials, such as, but not limited to, an organic electroluminescent layer or a plurality of micro light emitting diodes (μLEDs).

FIG. 3 is a schematic diagram of an equivalent circuit of a sub-pixel structure SPX according to an embodiment of the present invention.

Please refer to FIG. 2 and FIG. 3 , the pixel array 140 includes a plurality of sub-pixel structures SPX. Each sub-pixel structure SPX includes a data line DL, a scan line GL1 and a sub-pixel unit SU. The sub-pixel unit SU includes an active element T and a pixel electrode PE. The data line DL and the scan line GL1 are electrically connected to each other. The active element T is electrically connected to the active element T, and the active element T is electrically connected to the pixel electrode PE.

For example, in this embodiment, the active element T may include a thin film transistor, the thin film transistor has a first terminal Ta, a second terminal Tb and a control terminal Tc, the first terminal Ta of the thin film transistor is electrically It is electrically connected to the data line DL, the control terminal Tc of the thin film transistor is electrically connected to the scan line GL1, and the second terminal Tb of the thin film transistor is electrically connected to the pixel electrode PE.

Referring to FIG. 2, the pixel array 140 further includes a plurality of switching elements GL2. A plurality of switching elements GL2 are disposed between the plurality of sub-pixel structures SPX. In other words, a plurality of switching elements GL2 are inserted in an active area of the display panel 10 (marked in FIG. 1 ).

The plurality of switching elements GL2 and the plurality of scan lines GL1 of the plurality of sub-pixel structures SPX are arranged alternately. A plurality of switching elements GL2 are arranged in a first direction d1, and a plurality of sub-pixel structures SPX include a plurality of sub-pixel rows (for example: a plurality of first sub-pixel rows B, a plurality of second sub-pixel rows R and a plurality of Three sub-pixel rows G), a plurality of scan lines GL1 of a plurality of sub-pixel structures SPX in each sub-pixel row are arranged in the second direction d2, and each switching element GL2 extends in the second direction d2, wherein the first The direction d1 is staggered with the second direction d2. For example, in this embodiment, the first direction d1 and the second direction d2 may be substantially perpendicular, but the invention is not limited thereto.

For example, in this embodiment, the plurality of sub-pixel structures SPX includes a plurality of first sub-pixel rows B, a plurality of second sub-pixel rows R and a plurality of third sub-pixel rows G, each first sub-pixel row The plurality of sub-pixel structures SPX of the pixel row B are arranged in the second direction d2 and used to display blue, and the plurality of sub-pixel structures SPX of each second sub-pixel row R are arranged in the second direction d2 and used to display red , a plurality of sub-pixel structures SPX of each third sub-pixel row G are arranged in the second direction d2 and used to display green. In this embodiment, each switching element GL2 can be selectively disposed in a corresponding first sub-pixel row B (that is, a blue sub-pixel row) and a corresponding second sub-pixel row R (that is, a red sub-pixel row). Elements), but the present invention is not limited to this.

The plurality of switching elements GL2 are electrically connected to the plurality of scan lines GL1 of the plurality of sub-pixel structures SPX. In this embodiment, the same switching element GL2 can be selectively electrically connected to two adjacent scan lines GL1, but the invention is not limited to this.

For example, in this embodiment, a scan line GL1 may belong to a first metal layer, a data line DL1 may belong to a second metal layer, and a switching element GL2 may include a first metal layer belonging to the first metal layer A wire segment (not shown), a second wire segment (not shown) belonging to the second metal layer, or a combination thereof.

Referring to FIG. 2, a plurality of sub-pixel structures SPX includes a plurality of first sub-pixel structures SPX1, a data line DL of each first sub-pixel structure SPX1 is adjacent to a corresponding switching element GL2, and the A scan line GL1 of each first sub-pixel structure SPX1 is electrically connected to the corresponding one of the switching elements GL2. No data lines DL of other sub-pixel structures SPX are set between the data line DL of each first sub-pixel structure SPX1 and a corresponding switching element GL2. In other words, each first sub-pixel structure SPX1 refers to a sub-pixel structure SPX that is susceptible to the gate driving signal of the switching element GL2 to affect the data signal of the data line DL1.

Referring to FIG. 2 , the display panel 10 (marked in FIG. 1 ) has a spatial domain function. When the display panel 10 enables the spatial domain function and displays a grayscale image, the display panel 10 is divided into a plurality of main areas (the area not occupied by the dot pattern in FIG. 2 ) and a plurality of secondary areas ( FIG. 2 ). 2 the area occupied by the dot pattern), where the brightness of each secondary region is less than the brightness of each primary region.

The plurality of first sub-pixel structures SPX1 that are easily affected by the gate driving signal of the switching element GL2 include a plurality of first-type sub-pixel structures SPX1-1 and a plurality of second-type sub-pixel structures SPX1-2. The first-type sub-pixel structures SPX1-1 are located in the aforementioned secondary areas, and the second-type sub-pixel structures SPX1-2 are located in the aforementioned multiple primary areas. That is to say, when the display panel 10 turns on the spatial area function and displays a grayscale image, each first-type sub-pixel structure SPX1-1 has a first brightness, and each second-type sub-pixel structure SPX1- 2 has a second brightness where the first brightness is smaller than the second brightness.

FIG. 4 shows the gamma curve M of the main area and the gamma curve S of the secondary area of the display panel 10 when the spatial domain function is enabled in an embodiment of the present invention.

Please refer to FIG. 1 , FIG. 2 and FIG. 4 , for example, in this embodiment, the display panel 10 enables the spatial domain function and the display panel 10 displays the 32nd grayscale picture, the 64th grayscale picture, the When the 96th grayscale picture, the 128th grayscale picture, the 160th grayscale picture, the 192nd grayscale picture or the 224th grayscale picture, the first brightness where each first-type sub-pixel structure SPX1-1 is located is smaller than that of each The second brightness where the second-type sub-pixel structure SPX1-2 is located, and the aforementioned grayscale images displayed on the display panel 10 may refer to the 32nd grayscale image, the 64th grayscale image, the 96th grayscale image, and the 128th grayscale image. grayscale screen, 160th grayscale screen, 192nd grayscale screen, or 224th grayscale screen.

It should be noted that the total number of the plurality of first sub-pixel structures SPX1 of the display panel 10 (marked in FIG. 1 ) that are easily affected by the gate driving signal of the switching element GL2 is A, and the plurality of first sub-pixel structures SPX1 are A. The number of the plurality of first-type sub-pixel structures SPX1-1 in the pixel structure SPX1 is a, and 50%<(a/A)<100%. In other words, the plurality of first sub-pixel structures SPX1, which are easily affected by the gate driving signal of the switching element GL2, are arranged as much as possible in the plurality of secondary regions with lower brightness (the region occupied by the dot pattern in FIG. 2 ). ). Thereby, the plurality of first sub-pixel structures SPX1 that are easily affected by the gate driving signal of the switching element GL2 to generate abnormal brightness are less likely to be perceived by the human eye, thereby enabling the display panel 10 to have better display quality.

For example, in this embodiment, the display panel 10 is a 65-inch display panel, and the number of the plurality of first-type sub-pixel structures SPX1-1 of the display panel 10 is equal to that of all the first sub-pixels of the display panel 10. The ratio (a/A) of the total number of structures SPX1 is approximately equal to 78%, but the present invention is not limited to this.

It should be noted that FIG. 2 schematically depicts a small area of the display panel 10 , and the number of the plurality of first-type sub-pixel structures SPX1 - 1 and the plurality of first sub-pixel structures in the small area The ratio of the number of SPX1 (for example: 8/14≈57%) is used to schematically represent the number of the plurality of first-type sub-pixel structures SPX1-1 of the display panel 10 and all the first sub-pixels of the display panel 10 The ratio of the total number of pixel structures SPX1 (a/A), the ratio of the number of the first-type sub-pixel structures SPX1-1 to the number of the first sub-pixel structures SPX1 in the small area is not necessarily It is exactly equal to the ratio (a/A) of the number of the first-type sub-pixel structures SPX1 - 1 of the display panel 10 to the total number of all the first sub-pixel structures SPX1 of the display panel 10 .

In this embodiment, the plurality of adapter elements GL2 include a first adapter element GL2-1, the plurality of adapter elements GL2 are arranged in the first direction d1, and the first adapter element GL2-1 is perpendicular to the first adapter element GL2-1. extending in the second direction d2 of the direction d1, the first switching element GL2-1 is electrically connected to two first sub-pixel structures SPX1 among the plurality of first sub-pixel structures SPX1, the two first sub-pixel structures SPX1 The pixel structures SPX1 are arranged in a third direction d3, the third direction d3 is interlaced with the first direction d1 and the second direction d2, and the two first sub-pixel structures SPX1 are a plurality of first-type sub-pixels Two first-type sub-pixel structures SPX1-1 in the structure SPX1-1.

In short, in this embodiment, the plurality of first sub-pixel structures SPX1 that are easily influenced by the gate driving signal of a switching element GL2 and are electrically connected to the switching element GL2 are along a diagonal line. The direction (ie, the third direction d3 ) is set, and all are set in at least the primary area with low brightness (the area occupied by the dot pattern in FIG. 2 ).

In this embodiment, the plurality of transfer elements GL2 include a fourth transfer element GL2-4, the plurality of transfer elements GL2 are arranged in the first direction d1, and the fourth transfer element GL2-4 is perpendicular to the first direction Extending in the second direction d2 of d1, the fourth switching element GL2-4 is electrically connected to two first sub-pixel structures SPX1 among the plurality of first sub-pixel structures SPX1, and the two first sub-pixel structures SPX1 The pixel structures SPX1 are arranged in the first direction d1, and one of the two first sub-pixel structures SPX1 is a first-type sub-pixel structure SPX1 among the plurality of first-type sub-pixel structures SPX1-1 -1, and the other of the two first sub-pixel structures SPX1 is a second-type sub-pixel structure SPX1-2 among the plurality of second-type sub-pixel structures SPX1-2.

In short, in this embodiment, the plurality of first sub-pixel structures SPX1 that are easily affected by the gate driving signal of the further switching element GL2 and are electrically connected to the further switching element GL2 are along a The horizontal direction (ie the first direction d1) is arranged, one of the first sub-pixel structures SPX1 is arranged in a main area with high brightness (the area not occupied by the dot pattern in FIG. 2), and the other first sub-pixel structure The pixel structure SPX1 is arranged in the secondary area with lower brightness (the area occupied by the dot pattern in FIG. 2 ).

It must be noted here that the following embodiments use the element numbers and part of the contents of the previous embodiments, wherein the same numbers are used to represent the same or similar elements, and the description of the same technical contents is omitted. For the description of the omitted part, reference may be made to the foregoing embodiments, and the following embodiments will not be repeated.

FIG. 5 is a schematic top view of a pixel array 140A according to an embodiment of the present invention. The pixel array 140A of FIG. 5 can replace the pixel array 140 of the display panel 10 of FIG. 1 to constitute the display panel (not shown) of this embodiment.

Please refer to FIG. 2 and FIG. 5. The display panel of this embodiment is similar to the aforementioned display panel 10. The main difference between the two is that when the spatial area function is enabled and a grayscale image is displayed, the main area of the two (FIG. 2 and FIG. 2 and The area not occupied by the dot pattern in FIG. 5 ) and the multiple secondary regions (areas occupied by the dot pattern in FIGS. 2 and 5 ) are distributed differently.

Referring to FIG. 2 and FIG. 5 , a plurality of sub-pixel structures SPX can form a plurality of pixel structures PX. Each pixel structure PX may include three sub-pixel structures SPX, which are located in the same sub-pixel column C and located in an adjacent second pixel row R, a third pixel row B, and a first pixel row G, respectively.

In the embodiment of FIG. 2 , each main area (the area not occupied by the dot pattern in FIG. 2 ) is an area where a pixel structure PX is located, and each secondary area (the area not occupied by the dot pattern in FIG. 2 ) area) is also the area where a pixel structure PX is located, and multiple main areas (areas not occupied by the dot pattern in Figure 2) and multiple secondary areas (areas occupied by the dot pattern in Figure 2) are in the first The first direction d1 and the second direction d2 are alternately arranged. In short, in the embodiment of FIG. 2 , each primary area/secondary area is an area where a pixel structure PX is located, and the multiple primary areas and the multiple secondary areas are in a checkerboard shape.

In the embodiment of FIG. 5 , each main area (the area not occupied by the dot pattern in FIG. 5 ) is an area where a pixel structure PX is located, and each secondary area (the area not occupied by the dot pattern in FIG. 5 ) area) is also the area where a pixel structure PX is located. Multiple main areas (areas not occupied by the dot pattern in Figure 2) and multiple secondary areas (areas occupied by the dot pattern in Figure 2) are in the second Alternately arranged in the direction d2 but not alternately arranged in the first direction d1. In short, in the embodiment of FIG. 5 , each primary area/secondary area is an area where a pixel structure PX is located, and the plurality of primary areas and the plurality of secondary areas are striped.

In addition, in the embodiment of FIG. 5 , the plurality of transfer elements GL2 include second transfer elements GL2-2, the plurality of transfer elements GL2 are arranged in the first direction d1, and the second transfer elements GL2-2 are vertically arranged Extending in the second direction d2 of the first direction d1, the second switching element GL2-2 is electrically connected to two first sub-pixel structures SPX1 among the plurality of first sub-pixel structures SPX1, the two The first sub-pixel structures SPX1 are arranged in a third direction d3, the third direction d3 is interlaced with the first direction d1 and the second direction d2, and one of the two first sub-pixel structures SPX1 is a plurality of first One of the first-type sub-pixel structures SPX1-1 among the sub-pixel structures SPX1-1, and the other of the two first-type sub-pixel structures SPX1-1 is a plurality of second-type sub-pixels A second type sub-pixel structure SPX1-2 in the structure SPX1-2.

In short, in this embodiment, the plurality of first sub-pixel structures SPX1 that are easily influenced by the gate driving signal of a switching element GL2 and are electrically connected to the switching element GL2 are along a diagonal line. The direction (ie the third direction d3) is set, one of the first sub-pixel structures SPX1 is set in a main area with higher brightness (the area not occupied by the dot pattern in Figure 5), and the other first sub-pixel structure The structure SPX1 is arranged in the primary area with lower luminance (the area occupied by the dot pattern in FIG. 5 ).

In addition, in the embodiment of FIG. 5 , the plurality of transfer elements GL2 include a third transfer element GL2-3, the plurality of transfer elements GL2 are arranged in the first direction d1, and the third transfer element GL2-3 is vertical Extending in the second direction d2 of the first direction d1, the third switching element GL2-3 is electrically connected to two first sub-pixel structures SPX1 among the plurality of first sub-pixel structures SPX1, the two The first sub-pixel structures SPX1 are arranged in the first direction d1, and the two first sub-pixel structures SPX1 are two first-type sub-pixels among the plurality of first-type sub-pixel structures SPX1-1 Prime structure SPX1-1.

In short, in this embodiment, the two first sub-pixel structures SPX1 that are easily affected by the gate driving signal of a switching element GL2 and are electrically connected to the switching element GL2 are along a horizontal direction ( That is, the first direction d1 ) is arranged, and the two first sub-pixel structures SPX1 are both arranged in the secondary area with lower brightness (the area occupied by the dot pattern in FIG. 5 ).

FIG. 6 is a schematic top view of a pixel array 140B according to an embodiment of the present invention. The pixel array 140B of FIG. 6 can replace the pixel array 140 of the display panel 10 of FIG. 1 to constitute the display panel (not shown) of this embodiment.

Please refer to FIG. 2 and FIG. 6 , the display panel of this embodiment is similar to the aforementioned display panel 10 , the main difference between the two is: when the spatial area function is turned on and a grayscale image is displayed, the main area of the two ( FIG. 2 and FIG. 2 and The areas not occupied by the dot patterns in FIG. 6 ) and the multiple secondary regions (areas occupied by the dot patterns in FIGS. 2 and 6 ) are distributed differently.

Referring to FIG. 2 and FIG. 6 , a plurality of sub-pixel structures SPX can form a plurality of pixel structures PX. Each pixel structure PX may include three sub-pixel structures SPX, which are located in the same sub-pixel column C and located in an adjacent second pixel row R, a third pixel row B, and a first pixel row G, respectively.

In the embodiment of FIG. 2 , each main area (the area not occupied by the dot pattern in FIG. 2 ) is an area where a pixel structure PX is located, and each secondary area (the area not occupied by the dot pattern in FIG. 2 ) area) is also the area where a pixel structure PX is located, and multiple main areas (areas not occupied by the dot pattern in Figure 2) and multiple secondary areas (areas occupied by the dot pattern in Figure 2) are in the first The first direction d1 and the second direction d2 are alternately arranged. In short, in the embodiment of FIG. 2 , each primary area/secondary area is an area where a pixel structure PX is located, and the multiple primary areas and the multiple secondary areas are in a checkerboard shape.

In the embodiment of FIG. 6 , each main area (the area not occupied by the dotted pattern in FIG. 6 ) is the area where two adjacent pixel structures PX are located, and each secondary area (the area not occupied by the dotted pattern in FIG. 6 ) is the area where two adjacent pixel structures PX are located. The area occupied by the dot pattern) is also the area where two adjacent pixel structures PX are located, and there are multiple main areas (the area not occupied by the dot pattern in FIG. 6) and multiple secondary areas (the dotted area in FIG. 6 ). The area occupied by the shape pattern) is alternately arranged in the first direction d1 and the second direction d2. In short, in the embodiment of FIG. 6 , each primary area/secondary area is an area where two pixel structures PX are located, and the multiple primary areas and the multiple secondary areas are in a checkerboard shape.

In addition, in the embodiment of FIG. 6 , the plurality of transfer elements GL2 include a first transfer element GL2-1, the plurality of transfer elements GL2 are arranged in the first direction d1, and the first transfer element GL2-1 is perpendicular to the Extending in the second direction d2 of the first direction d1, the first switching element GL2-1 is electrically connected to two first sub-pixel structures SPX1 among the plurality of first sub-pixel structures SPX1, the two The first sub-pixel structures SPX1 are arranged in a third direction d3', the third direction d3' is interlaced in the first direction d1 and the second direction d2, and the two first sub-pixel structures SPX1 are a plurality of first sub-pixel structures SPX1. Two first-type sub-pixel structures SPX1-1 among the one-type sub-pixel structures SPX1-1.

In short, in the embodiment of FIG. 6 , the plurality of first sub-pixel structures SPX1 that are susceptible to the gate driving signal of a switching element GL2 and are electrically connected to the switching element GL2 are along a pair of The diagonal direction (ie, the third direction d3') is set, and all are set in at least the primary area with low brightness (the area occupied by the dot pattern in FIG. 6 ).

Different from the embodiment of FIG. 2 , in the embodiment of FIG. 2 , a plurality of gate driving signals of the first switching element GL2-1 are easily affected and are electrically connected to the first switching element GL2-1. The first sub-pixel structure SPX1 is disposed at the upper right and the lower left respectively; but in the embodiment of FIG. 6 , it is easily affected by the gate driving signal of the first switching element GL2-1 and is electrically connected to the first switching element GL2-1. The plurality of first sub-pixel structures SPX1 connecting the element GL2-1 are respectively disposed at the upper left and the lower right.

FIG. 7 is a schematic top view of a pixel array 140C according to an embodiment of the present invention. The pixel array 140C of FIG. 7 can replace the pixel array 140 of the display panel 10 of FIG. 1 to constitute the display panel (not shown) of this embodiment.

Please refer to FIG. 2 and FIG. 7 , the display panel of this embodiment is similar to the aforementioned display panel 10 , the main difference between the two is: when the spatial area function is turned on and a grayscale image is displayed, the main area of the two ( FIG. 2 and FIG. 2 and The area not occupied by the dot pattern in FIG. 7 ) and the multiple secondary regions (areas occupied by the dot pattern in FIGS. 2 and 7 ) are distributed differently.

Different from the embodiment of FIG. 2 , in the embodiment of FIG. 7 , in the embodiment of FIG. 7 , each main area (the area not occupied by the dot pattern in FIG. 7 ) is where a sub-pixel structure SPX is located. , each secondary area (the area not occupied by the dot pattern in Figure 7) is also the area where a sub-pixel structure SPX is located, and multiple main areas (the area not occupied by the dot pattern in Figure 7) and A plurality of secondary areas (areas occupied by the dot pattern in FIG. 7 ) are alternately arranged in the first direction d1 and the second direction d2 . In short, different from the embodiment of FIG. 2 , in the embodiment of FIG. 7 , the plurality of primary regions and the plurality of secondary regions are in a checkerboard shape with high density.

FIG. 8 is a schematic top view of a pixel array 140D according to an embodiment of the present invention. The pixel array 140D of FIG. 8 can replace the pixel array 140 of the display panel 10 of FIG. 1 to constitute the display panel (not shown) of this embodiment.

Please refer to FIG. 2 and FIG. 8 , the display panel of this embodiment is similar to the aforementioned display panel 10 , the main difference between the two is: when the spatial area function is turned on and a grayscale image is displayed, the main area of the two ( FIG. 2 and FIG. 2 and The area not occupied by the dot pattern in FIG. 8 ) and the multiple secondary regions (areas occupied by the dot pattern in FIGS. 2 and 8 ) are distributed differently.

Different from the embodiment of FIG. 2 , in the embodiment of FIG. 8 , each main area (the area not occupied by the dot pattern in FIG. 8 ) is the area where two sub-pixel structures SPX are located, and each main area is the area where the two sub-pixel structures SPX are located. The area (the area not occupied by the dot pattern in FIG. 8 ) is also the area where the two sub-pixel structures SPX are located, and there are multiple primary areas (the area not occupied by the dot pattern in FIG. 8 ) and multiple secondary areas (The area occupied by the dot pattern in FIG. 8 ) is alternately arranged in the first direction d1 and the second direction d2. In short, different from the embodiment of FIG. 2 , in the embodiment of FIG. 8 , the plurality of primary regions and the plurality of secondary regions are in a checkerboard shape with a slightly higher density.

10: Display panel 110: The first substrate 120: Second substrate 130: Display medium 140, 140A, 140B, 140C: pixel array B: The first sub-pixel row C: Subpixel column DL: data line d1: first direction d2: the second direction d3, d3': the third direction G: The third sub-pixel row GL1: scan line GL2: Adapter element GL2-1: The first transition element GL2-2: The second switching element GL2-3: The third switching element GL2-4: Fourth transition element M: Gamma curve of the main area PX: pixel structure PE: pixel electrode R: second subpixel row S: Gamma curve of the secondary region SPX: Subpixel structure SPX1: First sub-pixel structure SPX1-1: Type 1 sub-pixel structure SPX1-2: Type 2 sub-pixel structure SU: sub-pixel unit T: Active element Ta: the first end Tb: second end Tc: control terminal

FIG. 1 is a schematic cross-sectional view of a display panel 10 according to an embodiment of the present invention. FIG. 2 is a schematic top view of the pixel array 140 of the display panel 10 according to an embodiment of the present invention. FIG. 3 is a schematic diagram of an equivalent circuit of a sub-pixel structure SPX according to an embodiment of the present invention. FIG. 4 shows the gamma curve M of the main area and the gamma curve S of the secondary area of the display panel 10 when the spatial area function is enabled in an embodiment of the present invention. FIG. 5 is a schematic top view of a pixel array 140A according to an embodiment of the present invention. FIG. 6 is a schematic top view of a pixel array 140B according to an embodiment of the present invention. FIG. 7 is a schematic top view of a pixel array 140C according to an embodiment of the present invention. FIG. 8 is a schematic top view of a pixel array 140D according to an embodiment of the present invention.

140: pixel array

B: The first sub-pixel row

C: pixel row

DL: data line

d1: first direction

d2: the second direction

d3: third direction

G: The third sub-pixel row

GL1: scan line

GL2: Adapter element

GL2-1: The first transition element

GL2-4: Fourth transition element

PX: pixel structure

R: second subpixel row

SPX: Subpixel structure

SPX1: First sub-pixel structure

SPX1-1: Type 1 sub-pixel structure

SPX1-2: Type 2 sub-pixel structure

SU: sub-pixel unit

Claims (7)

A display panel, comprising: A plurality of sub-pixel structures, wherein each of the sub-pixel structures includes a data line, a scan line, an active element and a pixel electrode, the data line and the scan line are electrically connected to the active element, and the active element an element is electrically connected to the pixel electrode; and a plurality of switching elements disposed between the sub-pixel structures, interleaved with a plurality of scan lines of the sub-pixel structures, and electrically connected to the scan lines of the sub-pixel structures; The sub-pixel structures include a plurality of first sub-pixel structures, the data line of each first sub-pixel structure is adjacent to a corresponding one of the switching elements, and the first sub-pixel structure The scan line is electrically connected to the switching element; The first sub-pixel structures include a plurality of first-type sub-pixel structures and a plurality of second-type sub-pixel structures; when the display panel displays a grayscale image, each of the first-type sub-pixel structures is located There is a first brightness at the location, each of the second-type sub-pixel structures has a second brightness, and the first brightness is smaller than the second brightness; The total number of the first sub-pixel structures of the display panel is A, the number of the first-type sub-pixel structures in the first sub-pixel structures is a, and 50% < (a/ A) < 100%. The display panel of claim 1, wherein the transfer elements include a first transfer element, the transfer elements are arranged in a first direction, and the first transfer element is perpendicular to the first direction extending in a second direction of Arranged in three directions, the third direction is staggered in the first direction and the second direction, and the two first sub-pixel structures are two first-type sub-pixels among the first-type sub-pixel structures prime structure. The display panel of claim 1, wherein the transfer elements include a second transfer element, the transfer elements are arranged in a first direction, and the second transfer element is perpendicular to the first direction extending in a second direction of Arranged in three directions, the third direction is staggered in the first direction and the second direction, and one of the two first sub-pixel structures is a first sub-pixel structure among the first-type sub-pixel structures A pixel structure, and the other of the two first sub-pixel structures is a second-type sub-pixel structure among the second-type sub-pixel structures. The display panel of claim 1, wherein the transfer elements include a third transfer element, the transfer elements are arranged in a first direction, and the third transfer element is perpendicular to the first direction extending in a second direction of Arranged in one direction, and the two first sub-pixel structures are two first-type sub-pixel structures among the first-type sub-pixel structures. The display panel of claim 1, wherein the transfer elements include a fourth transfer element, the transfer elements are arranged in a first direction, and the fourth transfer element is perpendicular to the first direction extending in a second direction of Arranged in one direction, one of the two first sub-pixel structures is a first-type sub-pixel structure among the first-type sub-pixel structures, and the two first sub-pixel structures are The other is a second-type sub-pixel structure among the second-type sub-pixel structures. The display panel of claim 1, wherein the grayscale picture is a 32nd grayscale picture, a 64th grayscale picture, a 96th grayscale picture, a 128th grayscale picture, a 160th grayscale picture, A 192nd grayscale picture or a 224th grayscale picture. The display panel of claim 1, wherein the switching elements are arranged in a first direction, each of the switching elements extends in a second direction perpendicular to the first direction, and the sub-pixels The structure includes a plurality of first sub-pixel rows and a plurality of second sub-pixel rows, a plurality of sub-pixel structures of each of the first sub-pixel rows are arranged in the second direction and used to display blue, each of the first sub-pixel rows A plurality of sub-pixel structures of two sub-pixel rows are arranged in the second direction and used to display red, and each switching element is disposed in a corresponding first sub-pixel row and a corresponding second sub-pixel Between the lines.

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