WO2019127711A1 - 显示面板及显示装置 - Google Patents

显示面板及显示装置 Download PDF

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Publication number
WO2019127711A1
WO2019127711A1 PCT/CN2018/073060 CN2018073060W WO2019127711A1 WO 2019127711 A1 WO2019127711 A1 WO 2019127711A1 CN 2018073060 W CN2018073060 W CN 2018073060W WO 2019127711 A1 WO2019127711 A1 WO 2019127711A1
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liquid crystal
disposed
color filter
polarizer
filter substrate
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PCT/CN2018/073060
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English (en)
French (fr)
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陈俊吉
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惠州市华星光电技术有限公司
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Priority to US15/975,448 priority Critical patent/US20190196263A1/en
Publication of WO2019127711A1 publication Critical patent/WO2019127711A1/zh

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    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1347Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1335Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133509Filters, e.g. light shielding masks
    • G02F1/133514Colour filters
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1335Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133528Polarisers

Definitions

  • the present invention belongs to the field of display technologies, and in particular, to a display panel and a display device.
  • LCDs liquid crystal displays
  • the liquid crystal display usually includes a liquid crystal panel and a backlight module, and the backlight module provides display light to the liquid crystal panel to enable the liquid crystal panel to display an image.
  • the display contrast of the single liquid crystal panel is low, and the light leakage of the single liquid crystal panel is also serious.
  • a display panel includes a first liquid crystal panel and a second liquid crystal panel, both of the first liquid crystal panel and the second liquid crystal panel having a VA display mode, the first liquid crystal The panel is disposed facing the second liquid crystal panel, and the first liquid crystal panel is disposed on the second liquid crystal panel.
  • the first liquid crystal panel includes a first lower polarizer, a first liquid crystal cell and a first upper polarizer, and the first lower polarizer is disposed on the second liquid crystal panel, the first liquid crystal cell
  • the first upper polarizer is disposed on the first lower polarizer, and the first upper polarizer is disposed on the first liquid crystal cell.
  • the first liquid crystal cell includes: a first color filter substrate, a first array substrate, and a first liquid crystal layer, wherein the first color filter substrate is disposed on the first upper polarizer and the Between the first lower polarizers, the first array substrate is disposed between the first color filter substrate and the first lower polarizer, the first array substrate and the first color filter The substrate is assembled to the cartridge, and the first liquid crystal layer is disposed between the first array substrate and the first color filter substrate.
  • the second liquid crystal panel includes a second lower polarizer, a second liquid crystal cell and a second upper polarizer, the second liquid crystal cell is disposed on the second lower polarizer, and the second upper polarizer
  • the first lower polarizer is disposed on the second upper polarizer.
  • the first lower polarizer is disposed on the second upper polarizer.
  • the second liquid crystal cell includes: a second color filter substrate, a second array substrate, and a second liquid crystal layer, wherein the second color filter substrate is disposed on the second upper polarizer and the Between the second lower polarizers, the second array substrate is disposed between the second color filter substrate and the second lower polarizer, the second array substrate and the second color filter The substrate is assembled to the cartridge, and the second liquid crystal layer is disposed between the second array substrate and the second color filter substrate.
  • the display contrast of the display panel is 27,000 times the display contrast of the first liquid crystal panel or the second liquid crystal panel.
  • a display device comprising the above display panel, the backlight module facing the second lower polarizer.
  • the backlight module is a direct type backlight module or a side-in type backlight module.
  • the display contrast of the display panel constructed by stacking double liquid crystal panels of the present invention is remarkably improved, and the light leakage of the display panel is also greatly reduced.
  • FIG. 1 is a schematic structural view of a display panel according to an embodiment of the present invention.
  • FIG. 2 is a schematic structural view of a liquid crystal display according to an embodiment of the present invention.
  • FIG. 1 is a schematic structural view of a display panel according to an embodiment of the present invention.
  • a display panel 1000 includes a first liquid crystal panel 100 and a second liquid crystal panel 200.
  • the first liquid crystal panel 100 and the second liquid crystal panel 200 both have a VA display mode, the first liquid crystal panel 100 and the second liquid crystal panel 200 face each other, and the first liquid crystal panel 100 is fixed to the second liquid crystal panel 200.
  • the first liquid crystal panel 100 and the second liquid crystal panel 200 are completely identical, and when the two are fixed, each sub-pixel of the first liquid crystal panel 100 and each sub-pixel of the second liquid crystal panel 200 are required. Fully accurate alignment, so that it will not cause errors when displayed.
  • Table 1 below is simulation simulation data of the display panel 1000 and the first liquid crystal panel 100 or the second liquid crystal panel 200.
  • the contrast of the first liquid crystal panel 100 or the second liquid crystal panel 200 is 28608, and the contrast of the display panel 1000 is 778675000, that is, the contrast of the display panel 1000 is the first liquid crystal panel 100 or The contrast of the second liquid crystal panel 200 is about 27,219 times. Therefore, the contrast of the display panel 1000 is significantly improved. Further, it is detected that the light leakage rate of the display panel 1000 can be reduced by as much as 300,000 times as compared with the light leakage rate of the first liquid crystal panel 100 or the second liquid crystal panel 200.
  • the first liquid crystal panel 100 includes a first lower polarizer 110, a first liquid crystal cell 120, and a first upper polarizer 130.
  • the first lower polarizer 110 is disposed on the second liquid crystal panel 200
  • the first liquid crystal cell 120 is disposed on the first lower polarizer 110
  • the first upper polarizer 130 is disposed on the first liquid crystal cell 120.
  • the relationship between the absorption axes of the first upper polarizer 130 and the first lower polarizer 110 is determined according to the normally black mode or the normally white mode of the first liquid crystal panel 100, which is not specifically limited in the present invention.
  • the first liquid crystal cell 120 includes a first color filter substrate 121, a first array substrate 122, and a first liquid crystal layer 123.
  • the first color filter substrate 121 is disposed between the first upper polarizer 130 and the first lower polarizer 110
  • the first array substrate 122 is disposed on the first color filter substrate 121 and the first lower polarizer.
  • the first array substrate 122 and the first color filter substrate 121 are assembled to the cartridge.
  • the first liquid crystal layer 123 is disposed between the first array substrate 122 and the first color filter substrate 121.
  • the first color filter substrate 121 may include necessary components such as a color filter, a black matrix, and the like.
  • the first array substrate 122 may include necessary components such as a thin film transistor, a pixel electrode, and the like.
  • the first liquid crystal layer 123 includes a plurality of liquid crystal molecules which are deflected according to an applied voltage to pass or fail the light.
  • a color filter is fabricated on the first array substrate 122 to form a COA substrate.
  • the second liquid crystal panel 200 includes a second lower polarizer 210, a second liquid crystal cell 220, and a second upper polarizer 230.
  • the second liquid crystal cell 220 is disposed on the second lower polarizer 210
  • the second upper polarizer 230 is disposed on the second liquid crystal cell 220
  • the first lower polarizer 110 is disposed on the second upper polarizer 230.
  • the relationship between the absorption axes of the second upper polarizer 230 and the second lower polarizer 210 is determined according to the normally black mode or the normally white mode of the second liquid crystal panel 200, which is not specifically limited in the present invention.
  • the second liquid crystal cell 220 includes a second color filter substrate 221, a second array substrate 222, and a second liquid crystal layer 223.
  • the second color filter substrate 221 is disposed between the second upper polarizer 230 and the second lower polarizer 210
  • the second array substrate 222 is disposed on the second color filter substrate 221 and the second lower polarizer
  • the second liquid crystal layer 223 is disposed between the second array substrate 222 and the second color filter substrate 221.
  • the second color filter substrate 221 may include necessary components such as a color filter, a black matrix, and the like.
  • the second array substrate 222 may include necessary components such as a thin film transistor, a pixel electrode, and the like.
  • the second liquid crystal layer 223 includes a plurality of liquid crystal molecules which are deflected according to an applied voltage to pass or fail the light.
  • a color filter is fabricated on the second array substrate 222 to form a COA substrate.
  • FIG. 2 is a schematic structural view of a display device in accordance with an embodiment of the present invention.
  • a display device includes a display panel 1000 and a backlight module 2000.
  • the backlight module 2000 and the liquid crystal panel 1000 are oppositely disposed, so that the backlight module 2000 provides display light to the liquid crystal panel 1000 to cause the liquid crystal panel 1000 to display. Further, the backlight module 2000 faces the second lower polarizer 210.
  • the backlight module 2000 is a direct type backlight module or a side-in type backlight module, but the present invention is not limited thereto.
  • the display contrast of the display panel constructed by stacking the double liquid crystal panels according to the embodiment of the present invention is remarkably improved, and the light leakage of the display panel is also greatly reduced.

Abstract

一种显示面板(1000)和包括其的显示装置,其包括第一液晶面板(100)和第二液晶面板(200),第一液晶面板(100)和第二液晶面板(200)都具有VA显示模式,第一液晶面板(100)与第二液晶面板(200)面对设置,并且第一液晶面板(100)设置于第二液晶面板(200)上。利用双液晶面板(100,200)叠放构成的显示面板(1000)的显示对比度被提高,并且显示面板(1000)的漏光也下降。

Description

显示面板及显示装置 技术领域
本发明属于显示技术领域,具体地讲,涉及一种显示面板及显示装置。
背景技术
随着光电与半导体技术的演进,也带动了平板显示器(Flat Panel Display)的蓬勃发展,而在诸多平板显示器中,液晶显示器(Liquid Crystal Display,简称LCD)因具有高空间利用效率、低消耗功率、无辐射以及低电磁干扰等诸多优越特性,已成为市场的主流。
液晶显示器通常包括液晶面板和背光模块,背光模块提供显示光线给液晶面板,以使液晶面板显示影像。然而在现有的具有单液晶面板的液晶显示器中,单液晶面板的显示对比度较低,并且单液晶面板的漏光也较为严重。
发明内容
为了解决上述现有技术存在的问题,本发明的目的在于提供一种能够显著提高显示对比度的显示面板及显示装置。
根据本发明的一方面,提供了一种显示面板,其包括第一液晶面板和第二液晶面板,所述第一液晶面板和所述第二液晶面板都具有VA显示模式,所述第一液晶面板与所述第二液晶面板面对设置,并且所述第一液晶面板设置于所述第二液晶面板上。
进一步地,所述第一液晶面板包括第一下偏光片、第一液晶盒和第一上偏光片,所述第一下偏光片设置于所述第二液晶面板上,所述第一液晶盒设置于所述第一下偏光片上,所述第一上偏光片设置于所述第一液晶盒上。
进一步地,所述第一液晶盒包括:第一彩色滤光片基板、第一阵列基板和第一液晶层,所述第一彩色滤光片基板设置于所述第一上偏光片和所述第一下偏光片之间,所述第一阵列基板设置于所述第一彩色滤光片基板和所述第一下 偏光片之间,所述第一阵列基板和所述第一彩色滤光片基板对盒组装,所述第一液晶层设置于所述第一阵列基板和所述第一彩色滤光片基板之间。
进一步地,所述第二液晶面板包括第二下偏光片、第二液晶盒和第二上偏光片,所述第二液晶盒设置于所述第二下偏光片上,所述第二上偏光片设置于所述第二液晶盒上,所述第一下偏光片设置于所述第二上偏光片上。
进一步地,所述第二液晶盒包括:第二彩色滤光片基板、第二阵列基板和第二液晶层,所述第二彩色滤光片基板设置于所述第二上偏光片和所述第二下偏光片之间,所述第二阵列基板设置于所述第二彩色滤光片基板和所述第二下偏光片之间,所述第二阵列基板和所述第二彩色滤光片基板对盒组装,所述第二液晶层设置于所述第二阵列基板和所述第二彩色滤光片基板之间。
进一步地,所述显示面板的显示对比度是所述第一液晶面板或所述第二液晶面板的显示对比度的27000倍。
根据本发明的另一方面,还提供了一种显示装置,其包括上述的显示面板,所述背光模块面对所述第二下偏光片。
进一步地,所述背光模块为直下式背光模块或者侧入式背光模块。
本发明的有益效果:本发明的利用双液晶面板叠放构成的显示面板的显示对比度显著地被提高,并且该显示面板的漏光也大幅度下降。
附图说明
通过结合附图进行的以下描述,本发明的实施例的上述和其它方面、特点和优点将变得更加清楚,附图中:
图1是根据本发明的实施例的显示面板的结构示意图;
图2是根据本发明的实施例的液晶显示器的结构示意图。
具体实施方式
以下,将参照附图来详细描述本发明的实施例。然而,可以以许多不同的形式来实施本发明,并且本发明不应该被解释为限制于这里阐述的具体实施 例。相反,提供这些实施例是为了解释本发明的原理及其实际应用,从而使本领域的其他技术人员能够理解本发明的各种实施例和适合于特定预期应用的各种修改。
在附图中,为了清楚起见,夸大了层和区域的厚度。相同的标号在说明书和附图中始终表示相同的元件。
将理解的是,尽管在这里可使用术语“第一”、“第二”等来描述各种元件,但是这些元件不应受这些术语的限制。这些术语仅用于将一个元件与另一个元件区分开来。
图1是根据本发明的实施例的显示面板的结构示意图。
参照图1,根据本发明的实施例的显示面板1000包括第一液晶面板100和第二液晶面板200。第一液晶面板100和第二液晶面板200都具有VA显示模式,第一液晶面板100和第二液晶面板200面对设置,并且第一液晶面板100固定于第二液晶面板200上。
作为本发明的一优选实施方式,第一液晶面板100和第二液晶面板200完全相同,并且在固定二者时,第一液晶面板100的各子像素与第二液晶面板200的各子像素要完全精准对位,这样在显示时不会造成错影。
下面的表1是显示面板1000与第一液晶面板100或第二液晶面板200的仿真模拟数据。
[表1]
Figure PCTCN2018073060-appb-000001
从上面的表1可以看出,第一液晶面板100或第二液晶面板200的对比度为28608,而显示面板1000的对比度为778675000,也就是是说显示面板1000的对比度是第一液晶面板100或第二液晶面板200的对比度的约27219倍。因此,显示面板1000的对比度被显著提高。此外,经检测,与第一液晶面板100或第二液晶面板200的漏光率相比,显示面板1000的漏光率可以下降30万倍之多。
进一步地,在本实施例中,第一液晶面板100包括:第一下偏光片110、第一液晶盒120和第一上偏光片130。具体地,第一下偏光片110设置于第二液晶面板200上,第一液晶盒120设置于第一下偏光片110上,所述第一上偏光片130设置于第一液晶盒120上。在本实施例中,第一上偏光片130和第一下偏光片110的吸收轴的关系依据第一液晶面板100的常黑模式或者常白模式进行确定,本发明并不作具体限定。
此外,作为本发明的一实施方式,第一液晶盒120包括:第一彩色滤光片基板121、第一阵列基板122和第一液晶层123。具体地,第一彩色滤光片基板121设置于第一上偏光片130和第一下偏光片110之间,第一阵列基板122设置于第一彩色滤光片基板121和第一下偏光片110之间,第一阵列基板122和第一彩色滤光片基板121对盒组装,第一液晶层123设置于第一阵列基板122和第一彩色滤光片基板121之间。
这里,第一彩色滤光片基板121可以包括彩色滤光片、黑色矩阵等必要的部件。而第一阵列基板122可以包括薄膜晶体管、像素电极等必要的部件。第一液晶层123中包括若干液晶分子,液晶分子根据被施加的电压而偏转以使光线通过或不通过。或者作为本发明的另一实施方式,将彩色滤光片制作于第一阵列基板122上以形成COA基板。
更进一步地,在本实施例中,第二液晶面板200包括:第二下偏光片210、第二液晶盒220和第二上偏光片230。具体地,第二液晶盒220设置于第二下偏光片210上,第二上偏光片230设置于第二液晶盒220上,第一下偏光片110设置于第二上偏光片230上。在本实施例中,第二上偏光片230和第二下偏光片210的吸收轴的关系依据第二液晶面板200的常黑模式或者常白模式进行确定,本发明并不作具体限定。
此外,作为本发明的一实施方式,第二液晶盒220包括:第二彩色滤光片基板221、第二阵列基板222和第二液晶层223。具体地,第二彩色滤光片基板221设置于第二上偏光片230和第二下偏光片210之间,第二阵列基板222设置于第二彩色滤光片基板221和第二下偏光片210之间,第二阵列基板222和第二彩色滤光片基板221对盒组装,第二液晶层223设置于第二阵列基板222和第二彩色滤光片基板221之间。
这里,第二彩色滤光片基板221可以包括彩色滤光片、黑色矩阵等必要的部件。而第二阵列基板222可以包括薄膜晶体管、像素电极等必要的部件。第二液晶层223中包括若干液晶分子,液晶分子根据被施加的电压而偏转以使光线通过或不通过。或者作为本发明的另一实施方式,将彩色滤光片制作于第二阵列基板222上以形成COA基板。
图2是根据本发明的实施例的显示装置的结构示意图。
参照图2,根据本发明的实施例的显示装置包括显示面板1000和背光模块2000。背光模块2000和液晶面板1000相对设置,从而背光模块2000提供显示光线给液晶面板1000,以使液晶面板1000进行显示。进一步地,背光模块2000面向第二下偏光片210。
此外,在本实施例中,背光模块2000为直下式背光模块或者侧入式背光模块,但本发明并不限制于此。
综上所述,根据本发明的实施例的利用双液晶面板叠放构成的显示面板的显示对比度显著地被提高,并且该显示面板的漏光也大幅度下降。
虽然已经参照特定实施例示出并描述了本发明,但是本领域的技术人员将理解:在不脱离由权利要求及其等同物限定的本发明的精神和范围的情况下,可在此进行形式和细节上的各种变化。

Claims (17)

  1. 一种显示面板,其中,包括第一液晶面板和第二液晶面板,所述第一液晶面板和所述第二液晶面板都具有VA显示模式,所述第一液晶面板与所述第二液晶面板面对设置,并且所述第一液晶面板设置于所述第二液晶面板上。
  2. 根据权利要求1所述的显示面板,其中,所述第一液晶面板包括第一下偏光片、第一液晶盒和第一上偏光片,所述第一下偏光片设置于所述第二液晶面板上,所述第一液晶盒设置于所述第一下偏光片上,所述第一上偏光片设置于所述第一液晶盒上。
  3. 根据权利要求2所述的显示面板,其中,所述第一液晶盒包括:第一彩色滤光片基板、第一阵列基板和第一液晶层,所述第一彩色滤光片基板设置于所述第一上偏光片和所述第一下偏光片之间,所述第一阵列基板设置于所述第一彩色滤光片基板和所述第一下偏光片之间,所述第一阵列基板和所述第一彩色滤光片基板对盒组装,所述第一液晶层设置于所述第一阵列基板和所述第一彩色滤光片基板之间。
  4. 根据权利要求2所述的显示面板,其中,所述第二液晶面板包括第二下偏光片、第二液晶盒和第二上偏光片,所述第二液晶盒设置于所述第二下偏光片上,所述第二上偏光片设置于所述第二液晶盒上,所述第一下偏光片设置于所述第二上偏光片上。
  5. 根据权利要求3所述的显示面板,其中,所述第二液晶面板包括第二下偏光片、第二液晶盒和第二上偏光片,所述第二液晶盒设置于所述第二下偏光片上,所述第二上偏光片设置于所述第二液晶盒上,所述第一下偏光片设置于所述第二上偏光片上。
  6. 根据权利要求4所述的显示面板,其中,所述第二液晶盒包括:第二彩色滤光片基板、第二阵列基板和第二液晶层,所述第二彩色滤光片基板设置于所述第二上偏光片和所述第二下偏光片之间,所述第二阵列基板设置于所述第二彩色滤光片基板和所述第二下偏光片之间,所述第二阵列基板和所述第二彩色滤光片基板对盒组装,所述第二液晶层设置于所述第二阵列基板和所述第 二彩色滤光片基板之间。
  7. 根据权利要求5所述的显示面板,其中,所述第二液晶盒包括:第二彩色滤光片基板、第二阵列基板和第二液晶层,所述第二彩色滤光片基板设置于所述第二上偏光片和所述第二下偏光片之间,所述第二阵列基板设置于所述第二彩色滤光片基板和所述第二下偏光片之间,所述第二阵列基板和所述第二彩色滤光片基板对盒组装,所述第二液晶层设置于所述第二阵列基板和所述第二彩色滤光片基板之间。
  8. 根据权利要求1所述的显示面板,其中,所述显示面板的显示对比度是所述第一液晶面板或所述第二液晶面板的显示对比度的27000倍。
  9. 一种显示装置,其中,包括相对的背光模块和权利要求1所述的显示面板,所述背光模块面对所述第二下偏光片。
  10. 根据权利要求9所述的显示装置,其中,所述背光模块为直下式背光模块或者侧入式背光模块。
  11. 根据权利要求9所述的显示装置,其中,所述第一液晶面板包括第一下偏光片、第一液晶盒和第一上偏光片,所述第一下偏光片设置于所述第二液晶面板上,所述第一液晶盒设置于所述第一下偏光片上,所述第一上偏光片设置于所述第一液晶盒上。
  12. 根据权利要求11所述的显示装置,其中,所述第一液晶盒包括:第一彩色滤光片基板、第一阵列基板和第一液晶层,所述第一彩色滤光片基板设置于所述第一上偏光片和所述第一下偏光片之间,所述第一阵列基板设置于所述第一彩色滤光片基板和所述第一下偏光片之间,所述第一阵列基板和所述第一彩色滤光片基板对盒组装,所述第一液晶层设置于所述第一阵列基板和所述第一彩色滤光片基板之间。
  13. 根据权利要求11所述的显示装置,其中,所述第二液晶面板包括第二下偏光片、第二液晶盒和第二上偏光片,所述第二液晶盒设置于所述第二下偏光片上,所述第二上偏光片设置于所述第二液晶盒上,所述第一下偏光片设置于所述第二上偏光片上。
  14. 根据权利要求12所述的显示装置,其中,所述第二液晶面板包括第二下偏光片、第二液晶盒和第二上偏光片,所述第二液晶盒设置于所述第二下偏光片上,所述第二上偏光片设置于所述第二液晶盒上,所述第一下偏光片设置于所述第二上偏光片上。
  15. 根据权利要求13所述的显示装置,其中,所述第二液晶盒包括:第二彩色滤光片基板、第二阵列基板和第二液晶层,所述第二彩色滤光片基板设置于所述第二上偏光片和所述第二下偏光片之间,所述第二阵列基板设置于所述第二彩色滤光片基板和所述第二下偏光片之间,所述第二阵列基板和所述第二彩色滤光片基板对盒组装,所述第二液晶层设置于所述第二阵列基板和所述第二彩色滤光片基板之间。
  16. 根据权利要求14所述的显示装置,其中,所述第二液晶盒包括:第二彩色滤光片基板、第二阵列基板和第二液晶层,所述第二彩色滤光片基板设置于所述第二上偏光片和所述第二下偏光片之间,所述第二阵列基板设置于所述第二彩色滤光片基板和所述第二下偏光片之间,所述第二阵列基板和所述第二彩色滤光片基板对盒组装,所述第二液晶层设置于所述第二阵列基板和所述第二彩色滤光片基板之间。
  17. 根据权利要求9所述的显示装置,其中,所述显示面板的显示对比度是所述第一液晶面板或所述第二液晶面板的显示对比度的27000倍。
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