CN113109966A - Liquid crystal display panel and liquid crystal display - Google Patents
Liquid crystal display panel and liquid crystal display Download PDFInfo
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- CN113109966A CN113109966A CN202110410375.5A CN202110410375A CN113109966A CN 113109966 A CN113109966 A CN 113109966A CN 202110410375 A CN202110410375 A CN 202110410375A CN 113109966 A CN113109966 A CN 113109966A
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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 83
- 238000002834 transmittance Methods 0.000 claims abstract description 18
- 230000003287 optical effect Effects 0.000 claims description 6
- 238000003491 array Methods 0.000 claims description 3
- 238000003384 imaging method Methods 0.000 abstract description 11
- 239000000758 substrate Substances 0.000 description 7
- 239000011159 matrix material Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 241001270131 Agaricus moelleri Species 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
Images
Classifications
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133509—Filters, e.g. light shielding masks
- G02F1/133514—Colour filters
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
- G09G3/3607—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals for displaying colours or for displaying grey scales with a specific pixel layout, e.g. using sub-pixels
Abstract
The application provides a liquid crystal display panel, which comprises a first display area and at least one second display area; the liquid crystal display panel further comprises a plurality of sub-pixels arranged in an array mode, the plurality of sub-pixels comprise first sub-pixels and second sub-pixels, the first sub-pixels are located in the first display area, the second sub-pixels are located in the second display area, and the area of any second sub-pixel is larger than that of the first sub-pixels. The application also relates to a liquid crystal display. The liquid crystal display panel and the liquid crystal display provided by the application can improve the transmittance and the imaging quality of the display panel corresponding to the camera under the screen.
Description
Technical Field
The application relates to the technical field of display, in particular to a liquid crystal display panel and a liquid crystal display.
Background
With the continuous development of electronic technology, cameras are applied more and more widely in various electronic devices. However, the camera is not consistent with the appearance of the surrounding environment, and is easy to observe, which greatly affects the beauty of the electronic equipment. To solve this problem, off-screen cameras have come to work. The camera under the screen is arranged below the liquid crystal display, so that the attractiveness of the electronic equipment can be greatly improved, and the freedom degree of the position where the camera is arranged is increased. However, the transmittance of the conventional liquid crystal display is low, and the imaging quality of the display panel corresponding to the off-screen camera is greatly affected by diffraction caused by the periodic liquid crystal arrangement.
Disclosure of Invention
The application provides a liquid crystal display panel and a liquid crystal display which can improve the transmittance and the imaging quality of a display panel corresponding to a camera under a screen.
In order to solve the above problems, the technical solution provided by the present application is as follows:
in one aspect, the present disclosure provides a liquid crystal display panel, which includes a first display area and at least one second display area; the liquid crystal display panel further includes:
the display device comprises a plurality of sub-pixels arranged in an array, wherein the plurality of sub-pixels comprise a first sub-pixel and a second sub-pixel, the first sub-pixel is located in a first display area, the second sub-pixel is located in a second display area, and the area of any second sub-pixel is larger than that of the first sub-pixel.
In an optional embodiment of the present application, the plurality of sub-pixel arrays are arranged to form a plurality of pixel rows and a plurality of pixel columns, the pixel rows correspond to a first direction, and the pixel columns correspond to a second direction; in the first direction, the size of any one of the second sub-pixels is larger than that of any one of the first sub-pixels.
In an optional embodiment of the present application, a size of any one of the second sub-pixels in the first direction is equal to a size of two adjacent first sub-pixels.
In an optional embodiment of the present application, in the second direction, a size of any one of the second sub-pixels is larger than a size of one of the first sub-pixels.
In an optional embodiment of the present application, the second sub-pixels in the second display area include an R sub-pixel, a G sub-pixel, a B sub-pixel, and a W sub-pixel.
In an optional embodiment of the present application, a light transmittance of the second sub-pixel is greater than a light transmittance of the first sub-pixel.
In an optional embodiment of the present application, a color resistance thickness of at least a partial region of any one of the second sub-pixels is smaller than a color resistance thickness of the first sub-pixel.
In an optional embodiment of the present application, any one of the second sub-pixels at least includes a color resistance region and a light transmission region, the color resistance thickness of the light transmission region is 0, and the color resistance thickness in the color resistance region is less than or equal to the color resistance thickness of the first sub-pixel.
In an alternative embodiment of the present application, the color-resisting regions form R, G or B sub-pixels, the light-transmitting regions form W sub-pixels, and the sub-pixels formed by the color-resisting regions and the sub-pixels formed by the light-transmitting regions in the same second sub-pixel are controlled by the same data signal.
A second aspect of the present application provides a liquid crystal display comprising:
the liquid crystal display panel as described above; and
and the optical assembly is positioned below the liquid crystal display panel and is opposite to the second area.
The beneficial effect of this application: the application provides a liquid crystal display panel's every is located second display area (camera display area) subpixel's area is greater than and is located every first display area (ordinary display area) subpixel's area to, in the display area of the same area, be located subpixel's number in the second display area has reduced, so reducible the area of opaque region such as black matrix, metal wire in the liquid crystal display panel, increase liquid crystal display panel the light transmissivity in second display area, and then improve the display panel's that the camera corresponds under the screen image quality.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a simplified schematic diagram of a liquid crystal display according to a preferred embodiment of the present application.
Fig. 2 is a schematic view of a pixel structure of a liquid crystal display panel according to a first embodiment of the present disclosure;
FIG. 3 is a schematic sectional view taken along the line III-III shown in FIG. 2;
fig. 4 is a schematic view of a pixel structure of a liquid crystal display panel according to a second embodiment of the present application;
fig. 5 is a schematic view of a pixel structure of a liquid crystal display panel according to a third embodiment of the present application; and
fig. 6 is a schematic view of a pixel structure of a liquid crystal display panel according to a fourth embodiment of the present disclosure;
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It is to be understood that the embodiments described are only a few embodiments of the present application and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In the description of the present application, it is to be understood that the terms "upper", "lower", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
The present application may repeat reference numerals and/or letters in the various implementations, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various implementations and/or configurations discussed.
The technical problem of the display panel's that the camera corresponds under the screen that this application is lower to current LCD's transmissivity, and the diffraction that periodic liquid crystal array caused has influenced greatly the screen technical problem of image quality, through being located every second display area (camera display area) subpixel's area sets up to be greater than and is located every first display area (ordinary display area) subpixel's area increases the liquid crystal display panel's that corresponds the camera light transmissivity, and then improves the screen display panel's that the camera corresponds under the image quality.
The liquid crystal display panel and the liquid crystal display of the present application will be described in detail with reference to specific embodiments.
Referring to fig. 1-3, a first embodiment of the present application provides a liquid crystal display 100, where the liquid crystal display 100 includes a liquid crystal display panel 110, an optical element 120 disposed below the liquid crystal display panel 110, and a backlight panel (not shown) disposed below the liquid crystal display panel 110.
In this embodiment, the optical assembly 120 is a camera.
In an alternative embodiment of the present application, the optical assembly 120 is disposed between the backlight panel and the liquid crystal display panel 110 or on or in the backlight panel.
The lcd panel 110 includes a first display region 10 and at least one second display region 20 adjacent to the first display region 10. The optical assembly 120 is opposite to the second display area 20.
The first display area 10 is a common display area, and the second display area 20 is a camera display area.
Referring to fig. 1 again, in the present embodiment, the liquid crystal display panel 110 includes the first display area 10 and the second display area 20, the first display area 10 surrounds the second display area 20, and the second display area 20 is located above the first display area 10.
Of course, in other embodiments, the number of the second display areas 20 may also be more than 1 and may also be located anywhere in the first display area 10, and the number and the positions of the second display areas 20 may be determined according to the positions of the cameras.
Specifically, referring to fig. 2, the liquid crystal display panel 110 further includes a plurality of sub-pixels arranged in an array, and the plurality of sub-pixels are divided into a first sub-pixel 11 and a second sub-pixel 21. And the area of any second sub-pixel 21 is larger than that of any first sub-pixel 11, which is beneficial to improving the light transmittance of the second display area 20, and further improving the imaging quality of the display panel corresponding to the camera under the screen.
The plurality of sub-pixel arrays are arranged to form a plurality of pixel rows and a plurality of pixel columns, the pixel rows correspond to a first direction D1, and the pixel columns correspond to a second direction D2.
The first sub-pixel 11 includes, but is not limited to, R, G and a B sub-pixel. The first sub-pixels 11 are arranged in a standard RGB arrangement or an RGB Pentile arrangement, etc. and constitute one first pixel unit. It can be understood that the pixel points arranged by the standard RGB are composed of three pixels of red, green and blue, and the pixel points arranged by the RGB Pentile are only composed of two pixel points of "red, green" or "blue, green".
Each first sub-pixel 11 includes a first color resistor 111. The first color resists 111 include, but are not limited to, one of R color resists, G color resists, and B color resists, and are arranged in a standard RGB arrangement or an RGB Pentile arrangement, etc. The light passes through the first color resistor 111 to emit light having the same color as the first color resistor 111.
In the present embodiment, the sub-pixels 21 in the second display area 20 include, but are not limited to, R, G and B sub-pixels. The sub-pixels 11 in the second display region 20 are arranged according to standard RGB or RGB Pentile, etc. to form a second pixel unit. In this embodiment, the first pixel unit surrounds the second pixel unit.
The size of one second sub-pixel 21 at least in the first direction D1 or the second direction D2 is larger than the size of one first sub-pixel 11, so as to reduce the number of the second sub-pixels 21, thereby reducing the area of opaque areas such as a black matrix and a metal wire in the liquid crystal display panel 110, increasing the light transmittance of the second display area 20 of the liquid crystal display panel 110, and further improving the imaging quality of the display panel corresponding to the off-screen camera.
Specifically, in an alternative embodiment of the present application, a size of any one of the second sub-pixels 21 in the first direction D1 is larger than a size of any one of the first sub-pixels 11. Preferably, the size of any second sub-pixel 21 in the first direction D1 is equal to the size of two adjacent first sub-pixels 11.
Wherein any one of the second sub-pixels 21 comprises a second color resistor 211.
In an alternative embodiment of the present application, the thickness of the second color resistor 211 is equal to the thickness of the first color resistor 111.
In another optional embodiment of the present application, at least a portion of the second color resistor 211 has a thickness smaller than that of the first color resistor 111. Preferably, the thickness of each second color resistor 211 is smaller than that of the first color resistor 111. The thickness of the second color resistor 211 is reduced, so that the transmittance of light in the second display area (camera display area) of the liquid crystal display panel 110 is improved, and the imaging quality of the liquid crystal display panel 110 can be further improved.
In this embodiment, the second color resist 211 can be developed by using a halftone (halftone) mask. The thicknesses of the color resists in different areas are controlled by controlling the exposure amount, so that the thickness of the second color resist 211 in the second display area 20 is smaller than that of the first color resist 111 in the first display area 10.
Referring to fig. 3, the display panel 110 further includes an array substrate 30, a color filter substrate 40, and a liquid crystal 50 disposed on the array substrate 30. The array substrate 30 has a pixel electrode 31 formed thereon, and the pixel electrode 31 faces the liquid crystal 50. A common electrode 41 is formed on the color filter substrate 40, and a voltage difference is provided between the common electrode 41 and the pixel electrode 31 to drive the liquid crystal 50 to deflect. The first color resistors 111 and the second color resistors 211 are formed on the color film substrate 40, and a black matrix 212 is disposed between any two adjacent first color resistors 111 and any two adjacent second color resistors 211 to separate any two adjacent first color resistors 111 and any two adjacent second color resistors 211. The common electrode 41 is formed on the black matrix 212, the first color resist 111 and the second color resist 211 and faces the liquid crystal 50. A polarizer (not shown) is further formed on a surface of the color filter substrate 40 away from the liquid crystal 50, and a planarization layer (not shown) is further formed on the common electrode 41.
When the liquid crystal display panel 110 provided by the present application normally displays, the second sub-pixel 21 is turned on, and a picture is displayed. Since the structure of the second sub-pixel 21 is similar to that of the first sub-pixel 11 of the first display region 10, the second display region 20 has a display effect close to that of the first display region 10. When the liquid crystal display panel 110 provided by the application is used for shooting, the second sub-pixel 21 is opened to 255 gray scales, and the second display area 20 of the liquid crystal display panel 110 reaches the maximum light transmittance.
Referring to fig. 4, a second embodiment of the present application provides a liquid crystal display panel 130, the structure of the liquid crystal display panel 130 is similar to that of the liquid crystal display panel 110, except that: the size of one second sub-pixel 21 in the second direction D2 is larger than the size of one first sub-pixel 11. Preferably, the size of one second sub-pixel 21 in the second direction D2 is equal to the size of two adjacent first sub-pixels 11.
Referring to fig. 5, a third embodiment of the present application provides a liquid crystal display panel 140, wherein the structure of the liquid crystal display panel 140 is similar to that of the liquid crystal display panel 110, except that: each second sub-pixel 21 is divided into at least one color-resisting region 213 and at least one light-transmitting region 214, and the light-transmitting region 214 is adjacent to the color-resisting region 213 in the second direction D2; the thickness of the second color resist 211 in the color resist region 213 is less than or equal to the thickness of the first color resist 111, and the color resist of the transparent region 214 is equal to 0.
The material of the transparent region 214 of the second sub-pixel 21 may be a transparent material such as an optically transparent adhesive.
The sub-pixel in the color-resisting region 213 is one of R, G and B sub-pixel, and the sub-pixel in the light-transmitting region 214 is a white (W) sub-pixel.
The sub-pixels in the color resistance region 213 and the sub-pixels in the light transmission region 214 are controlled by the same data signal.
In this embodiment, a second sub-pixel 21 includes a color-resisting region 213 and a light-transmitting region 214.
In another alternative embodiment, one second sub-pixel 21 may further include two color-resisting regions 213 and one light-transmitting region 214, and one light-transmitting region 214 is located between the two color-resisting regions 213.
In yet another alternative embodiment, a second sub-pixel 21 may further include one color-resisting region 213 and two light-transmitting regions 214, and one color-resisting region 213 is located between the two light-transmitting regions 214.
In normal display, the data signal drives the second sub-pixel 21 to be turned on, and different brightness is displayed; during image capturing, the second sub-pixel 21 is turned on to 255 gray levels, and at this time, the second display region 20 of the liquid crystal display panel 140 reaches the maximum light transmittance.
The display panel 140 adds a white sub-pixel in the second sub-pixel 21, thereby improving the transmittance of the second display area 20 of the liquid crystal display panel 140 and the imaging quality of the display panel corresponding to the off-screen camera.
Referring to fig. 6, a fourth embodiment of the present application provides a liquid crystal display panel 150, the structure of the liquid crystal display panel 150 is similar to that of the liquid crystal display panel 130, except that:
part of the second sub-pixels 21 are white sub-pixels and part of the second sub-pixels 21 are R, G or B sub-pixels. For convenience of illustration, in fig. 6, the W sub-pixel in the second sub-pixel 21 is denoted by 201, and the R, G or B sub-pixel in the second sub-pixel 21 is denoted by 202. The white subpixel 201 is arranged in RGBW with the R, G or B subpixel 202.
When the liquid crystal display panel 150 is in normal display, the W sub-pixel 201 is turned off, and the R, G or B sub-pixel 202 is turned on and displays, so that the display effect that the camera display area (the second display area 20) is close to the normal display area (the first display area 10) is realized. When the liquid crystal display panel 150 is used for shooting, the W sub-pixel 201 and the R, G or B sub-pixel 202 are both turned on to 255 gray scales, and at this time, the camera display area (the second display area 20) reaches the maximum transmittance, and the RGBW pixel structure improves the transmittance and the imaging quality compared with the RGB pixel arrangement.
The beneficial effect of this application: 1) according to the liquid crystal display panel, the area of each sub-pixel positioned in the second display area (camera display area) is set to be larger than the area of each sub-pixel positioned in the first display area (common display area), so that the light transmittance of the liquid crystal display panel corresponding to the camera is increased, and the imaging quality of the display panel corresponding to the camera under the screen is improved; 2) by reducing the thickness of at least part of the second color resistor 211 to be smaller than the thickness of the first color resistor 111, the light transmittance of the second display area 20 of the display panel can be further improved, and the imaging quality of the liquid crystal display panel can be further improved; 3) by disposing the white sub-pixel in the second display region 20, the light transmittance of the second display region 20 of the display panel and the imaging quality of the liquid crystal display panel are further improved.
In summary, although the present application has been described with reference to the preferred embodiments, the above-described preferred embodiments are not intended to limit the present application, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present application, so that the scope of the present application shall be determined by the appended claims.
Claims (10)
1. A liquid crystal display panel comprises a first display area and at least one second display area; characterized in that, the liquid crystal display panel further comprises:
the display device comprises a plurality of sub-pixels arranged in an array, wherein the plurality of sub-pixels comprise a first sub-pixel and a second sub-pixel, the first sub-pixel is located in the first display area, the second sub-pixel is located in the second display area, and the area of any second sub-pixel is larger than that of the first sub-pixel.
2. The liquid crystal display panel of claim 1, wherein the plurality of sub-pixel arrays are arranged to form a plurality of pixel rows and a plurality of pixel columns, the pixel rows corresponding to a first direction and the pixel columns corresponding to a second direction; in the first direction, the size of any one of the second sub-pixels is larger than that of any one of the first sub-pixels.
3. The liquid crystal display panel according to claim 2, wherein a size of any one of the second sub-pixels in the first direction is equal to a size of two adjacent first sub-pixels.
4. The liquid crystal display panel according to claim 2 or 3, wherein a size of any one of the second sub-pixels is larger than a size of one of the first sub-pixels in the second direction.
5. The liquid crystal display panel according to any one of claims 1 to 4, wherein the second sub-pixels in the second display region include R sub-pixels, G sub-pixels, B sub-pixels, and W sub-pixels.
6. The liquid crystal display panel of claim 1, wherein the second sub-pixel has a light transmittance greater than a light transmittance of the first sub-pixel.
7. The liquid crystal display panel of claim 6, wherein the color resistance thickness of at least a partial region of any one of the second sub-pixels is smaller than the color resistance thickness of the first sub-pixel.
8. The liquid crystal display panel of claim 1, wherein any of the second sub-pixels comprises at least a color-resist area and a transparent area, the color-resist thickness of the transparent area is 0, and the color-resist thickness in the color-resist area is less than or equal to the color-resist thickness of the first sub-pixel.
9. The liquid crystal display panel of claim 8, wherein the color-resistant region forms R, G or B sub-pixels, the light-transmissive region forms a W sub-pixel, and the sub-pixel formed by the color-resistant region and the sub-pixel formed by the light-transmissive region in the same second sub-pixel are controlled by the same data signal.
10. A liquid crystal display, comprising:
a liquid crystal display panel according to any one of claims 1 to 9; and
and the optical assembly is positioned below the liquid crystal display panel and is opposite to the second area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110410375.5A CN113109966A (en) | 2021-04-16 | 2021-04-16 | Liquid crystal display panel and liquid crystal display |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110410375.5A CN113109966A (en) | 2021-04-16 | 2021-04-16 | Liquid crystal display panel and liquid crystal display |
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| CN113109966A true CN113109966A (en) | 2021-07-13 |
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| CN202110410375.5A Pending CN113109966A (en) | 2021-04-16 | 2021-04-16 | Liquid crystal display panel and liquid crystal display |
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| CN114067696A (en) * | 2021-11-04 | 2022-02-18 | 信利（惠州）智能显示有限公司 | Display panel and display device |
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