CN104280936A - Display panel and display device - Google Patents
Display panel and display device Download PDFInfo
- Publication number
- CN104280936A CN104280936A CN201410599167.4A CN201410599167A CN104280936A CN 104280936 A CN104280936 A CN 104280936A CN 201410599167 A CN201410599167 A CN 201410599167A CN 104280936 A CN104280936 A CN 104280936A
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- Prior art keywords
- display panel
- polaroid
- color membrane
- membrane substrates
- area
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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
- G02F1/133553—Reflecting elements
-
- 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
-
- 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
- G02F1/133345—Insulating layers
-
- 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
- G02F1/133357—Planarisation layers
-
- 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
- G02F1/133528—Polarisers
- G02F1/133531—Polarisers characterised by the arrangement of polariser or analyser axes
Abstract
The invention provides a display panel and a display device, belonging to the technical field of display panels. The problem that interference is generated between the mirror effect and image display of a conventional mirror effect device can be solved. The display panel disclosed by the invention comprises an array substrate and a color film substrate, wherein the array substrate and the color film substrate are abutted to form a liquid crystal box; the color film substrate comprises multiple pixel units; each pixel unit comprises a transmitting area and a reflecting area; a color filter is formed in the transmitting area; a reflection structure is formed at a position, which corresponds to the reflecting area, on one side which faces the color film substrate, of the array substrate; and the thickness of the reflection structure is a half of the thickness of the corresponding liquid crystal at the position of the transmitting area. The display device disclosed by the invention comprises the display panel.
Description
Technical field
The invention belongs to technical field of liquid crystal display, be specifically related to a kind of display panel and show
Showing device.
Background technology
Along with the development and progression of lcd technology, the requirement of people to liquid crystal indicator is more and more higher, at present, aly not only can to have used as mirror but also the display device that can be used as showing gains great popularity, i.e. mirror face display equipment.
The light of appearing that the preparation of existing mirror face display equipment is typically employed in display panel pastes one deck part reflective semitransparent film, and when showing, the light from backlight forms colour picture by display panel, shows; After display completes, the light from external environment being now is radiated at the display that part reflective semitransparent film just can realize minute surface.
Inventor finds that in prior art, at least there are the following problems: when showing, if the brightness of external environmental light is stronger, now mix the picture that meal semi-permeable diaphragm there will be reflection, the picture that display panel will inevitably be caused to show is affected, and even causes display panel normally to show.
Summary of the invention
Technical matters to be solved by this invention comprises, and for the problems referred to above that existing mirror face display equipment exists, provides a kind of and can play minute surface effect and picture display by the display panel of each self-interference and display device.
The technical scheme that solution the technology of the present invention problem adopts is a kind of display panel, it comprises array base palte and color membrane substrates, described array base palte becomes liquid crystal cell with described color membrane substrates to box-like, wherein, described color membrane substrates comprises multiple pixel cell, each described pixel cell comprises transmission area and echo area, is formed with colored filter in described transmission area; Described array base palte is in the one side of described color membrane substrates and the position corresponding with described echo area is formed with reflection configuration, and the thickness of described reflection configuration is the half of the described thickness of liquid crystal box corresponding through zone position place.
Due to the reason of the reflection configuration thickness of display panel of the present invention, picture display (transmission area) of the half of the thickness of the liquid crystal cell of the thickness of the liquid crystal cell corresponding to position, echo area corresponding to position, transmission area event display panel of the present invention and minute surface (echo area) are independently carried out, therefore both can not produce interference when showing, thus make picture display effect better.
Preferably, the position, transmission area of described color membrane substrates is provided with planarization layer.
Further preferably, the material of described planarization layer is transparent resin.
Preferably, described display panel also comprises the first polaroid being arranged on described color membrane substrates exiting surface side and the second polaroid being arranged on described array base palte incidence surface side, and the polarization angle difference of described first polaroid and described second polaroid is 90 °.
Preferably, described reflection configuration comprises the insulation course be arranged on array base palte, and forms reflective coating on the insulating layer.
Further preferably, the material of described reflective coating to comprise in aluminium, aluminium neodymium, silver any one.
Preferably, the area ratio of described echo area and viewing area is 1:1.
Further preferably, the material of described reflective coating be in aluminium, aluminium neodymium, silver any one.
The technical scheme that solution the technology of the present invention problem adopts is a kind of display device, and it comprises above-mentioned display panel.
Preferably, described display device also comprises the backlight module for providing backlight for described display panel.
Because display device of the present invention comprises above-mentioned display panel, therefore its display effect is better.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of display panel when making alive of embodiments of the invention 1;
Fig. 2 is the schematic diagram of display panel when not making alive of embodiments of the invention 1;
Fig. 3 is the schematic diagram of display panel when making alive of embodiments of the invention 2;
Fig. 4 is the schematic diagram of display panel when not making alive of embodiments of the invention 2;
Wherein Reference numeral is: 1, color membrane substrates; 11, colored filter; 12, planarization layer; 13, the first polaroid; 2, array base palte; 21, the second polaroid; 22 reflection configurations; 3, liquid crystal layer.
Embodiment
For making those skilled in the art understand technical scheme of the present invention better, below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
A kind of display panel comprises: array base palte and color membrane substrates, and array base palte becomes liquid crystal cell with color membrane substrates to box-like, and this liquid crystal cell is used for holding liquid crystal molecule; Wherein, color membrane substrates comprises multiple pixel cell, and each pixel cell comprises transmission area and echo area, is being formed with colored filter through district; In the one side of array base palte towards color membrane substrates and the position corresponding with echo area is provided with reflection configuration, the thickness of reflection configuration is the half of the described thickness of liquid crystal box corresponding through zone position place.
In the present invention due to the reason of reflection configuration thickness, make the half of the thickness of the liquid crystal cell of the thickness of the liquid crystal cell corresponding to position, echo area corresponding to position, transmission area, and then make when to display panel making alive, now echo area is equivalent to 1/4 phase delay chip, transmission area be equivalent to 1/2 phase delay chip, the light of backlight carries out picture display behind transmission area, and the illumination carrying out comfortable environment is mapped on reflection configuration, can not display panel be reflected, therefore minute surface effect can not be realized; And in like manner, when not giving display panel making alive, now, the light from environment then can reflect display panel, thus this display panel only plays the effect of minute surface, and the light of transmission area then can not transmission display panel.Therefore be no matter when working in transmission area in the present invention or echo area work time, display and minute surface respectively do not disturb.Concrete is described in conjunction with following embodiment.
Embodiment 1:
Shown in Fig. 1 and 2, the present embodiment provides a kind of display panel, and this display panel is IPS type or ADS type (ADSDS; Be called for short ADS, ADvanced Super Dimension Switch, senior super dimension field switch technology) display panel, it will be understood by those skilled in the art that, although the electrode structure of IPS type or ADS type display panel is different, but the type of electric field that both electrode structures are formed similar is horizontal component of electric field, wherein, the electric field structure of ADS type display panel comprises for being arranged on array base palte 2 plate electrode and strip shaped electric poles, strip shaped electric poles is arranged on above plate electrode, and both electrical insulation; The electric field structure of IPS type display panel comprises interval and insulate the first strip shaped electric poles and the second strip shaped electric poles that are arranged on described array base palte 2.And the liquid crystal molecule adopted in the display panel of two kinds of patterns is positivity liquid crystal.
Color membrane substrates 1 in the display panel of the present embodiment comprises multiple pixel cell, and each pixel cell comprises transmission area and echo area, is being formed with colored filter 11 through district; In the one side of array base palte 2 towards color membrane substrates 1 and the position corresponding with echo area is provided with reflection configuration 22, the thickness of reflection configuration 22 is the half of the described thickness of liquid crystal box corresponding through zone position place.Wherein, array base palte 2 also comprise be arranged on color membrane substrates 1 exiting surface on the first polaroid 13, be arranged on the second polaroid 21 on the incidence surface of array base palte 2, and the polarization angle difference of the first polaroid 13 and the second polaroid 21 is 90 °.Be 90 ° with the polarization angle of the first polaroid 13, the polarization angle of the second polaroid 21 is 0 ° and is described for example.
Concrete, as shown in Figure 1, when applying voltage to display panel, liquid crystal molecule deflects, should be understood that, in the transport process of light, liquid crystal molecule also rotates thereupon, and now the light of backlight becomes linearly polarized light through after the second polaroid 21, supposed after entering liquid crystal layer that twice deflection of 45 ° occurs liquid crystal molecule, therefore the light through the second polaroid is become linearly polarized light that polarization direction is 90 °, thus penetrate from the first polaroid, realize the display of picture; Simultaneously, after the first polaroid 13, line polarisation in 90 ° is become from external environment in echo area, be irradiated to polarization direction on reflection configuration 22 through liquid crystal layer and 45 ° of transformations occur, after reflection configuration 22 reflects, there are 45 ° of transformations again in polarization direction, now light will be absorbed by the first polaroid 13, therefore will not have light transmission echo area.As shown in Figure 2, when not applying voltage to display panel, now liquid crystal molecule does not deflect, arrange because the first polaroid 13 is vertical with the second polaroid 21, therefore can not transmission display panel from the light of backlight, and simultaneously, because liquid crystal molecule does not deflect, carry out external environmental light and reflecting the first polaroid 13 through reflection configuration 22 after the first polaroid 13, thus realize the function of minute surface.
Embodiment 2:
Shown in composition graphs 3 and 4, the present embodiment provides a kind of display panel, this display panel is VA or TN type display panel, it will be understood by those skilled in the art that, the electric field of VA or TN type display panel is vertical electric field, be described for VA type display panel, its electrode structure comprises the first pellet electrode be arranged on color membrane substrates 1 and the second pellet electrode be arranged on array base palte 2, and the liquid crystal molecule adopted is negative liquid crystal.
Color membrane substrates 1 in the display panel of the present embodiment comprises multiple pixel cell, and each pixel cell comprises transmission area and echo area, is being formed with colored filter 11 through district; In the one side of array base palte 2 towards color membrane substrates 1 and the position corresponding with echo area is provided with reflection configuration 22, the thickness of reflection configuration 22 is the half of the described thickness of liquid crystal box corresponding through zone position place.Array base palte 2 also comprise be arranged on color membrane substrates 1 exiting surface on the first polaroid 13, be arranged on the second polaroid 21 on the incidence surface of array base palte 2, and the polarization angle difference of the first polaroid 13 and the second polaroid 21 is 90 °.Be 135 ° with the polarization angle of the first polaroid 13, the polarization angle of the second polaroid 21 is 45 ° and is described for example.
As shown in Figure 3, when applying voltage to display panel, liquid crystal molecule deflects, light now from backlight becomes linearly polarized light at 45 ° through the second polaroid 21, again liquid crystal layer deflect continuously twice 45 °, become the linearly polarized light of 135 °, eventually pass the first polaroid 13 and penetrate, realize picture display.As shown in Figure 4, and when not applying voltage to display panel, liquid crystal molecule is in plumbness, now, because the polarization angle difference of the first polaroid 13 and the second polaroid 21 is 90 °, therefore transmission area unglazed through, simultaneously from external environment light through the first polarisation is partially thick be irradiated to reflection configuration 22 after be directly mirrored away, thus realize the effect of minute surface.
Can find out that picture display (transmission area) of display panel of the present invention and minute surface (echo area) independently carry out by above-mentioned two embodiments, therefore both can not produce interference when showing, thus make picture display effect better.
Wherein, in above-described embodiment 1 and embodiment 2, reflection configuration 22 includes and is arranged on insulation course on array base palte and arranges reflective coating on the insulating layer, and wherein the material of reflective coating all preferably includes metal, to be preferably in aluminium, aluminium neodymium, silver any one.Material due to insulation course usually adopt silicon dioxide, silicon nitride or both combine compound substance, this material is lighter, therefore make display panel more light and handy, if reflection configuration 22 adopts metallic reflection sheet to be also feasible certainly, only weight is relatively heavier.
Preferably, in above-described embodiment 1 and embodiment 2, position on color membrane substrates 1 corresponding to echo area is formed with planarization layer 12, and this planarization layer 12 is for alleviating the problem of the section difference causing transmission area and echo area to exist because color membrane substrates 1 transmission area is provided with colored filter 11.The material of planarization layer 12 is preferably transparent resin, now can ensure the permeability that echo area is good.
Preferably, in above-described embodiment 1 and embodiment 2, the transmission area of display panel and the area ratio of echo area are 1:1, thus make display panel picture when showing more even.Certainly, the area ratio of transmission area and echo area is also not limited to the situation of 1:1, also can specifically arrange as the case may be.
It should be noted that, be just described for ADS type, IPS type, VA type, TN type display panel in above-described embodiment, the display panel of the present embodiment is also confined to above several display panel, and the display panel of other patterns is also feasible.
Embodiment 3:
Present embodiments provide a kind of display device, it comprises above-mentioned display panel, and and provides the backlight of backlight for display panel.Certainly also should comprise other structures as known in power supply unit and driving control unit etc., no longer be described in detail at this.
Display device in the present embodiment can be liquid crystal indicator, in addition, can also be: any product or parts with Presentation Function such as Electronic Paper, mobile phone, panel computer, televisor, display, notebook computer, digital album (digital photo frame), navigating instrument.
Display device due to the present embodiment comprises above-mentioned display panel, therefore its display effect is better.
Be understandable that, the illustrative embodiments that above embodiment is only used to principle of the present invention is described and adopts, but the present invention is not limited thereto.For those skilled in the art, without departing from the spirit and substance in the present invention, can make various modification and improvement, these modification and improvement are also considered as protection scope of the present invention.
Claims (9)
1. a display panel, it comprises array base palte and color membrane substrates, described array base palte becomes liquid crystal cell with described color membrane substrates to box-like, it is characterized in that, described color membrane substrates comprises multiple pixel cell, each described pixel cell comprises transmission area and echo area, is formed with colored filter in described transmission area; Described array base palte is in the one side of described color membrane substrates and the position corresponding with described echo area is formed with reflection configuration, and the thickness of described reflection configuration is the half of the described thickness of liquid crystal box corresponding through zone position place.
2. display panel according to claim 1, is characterized in that, the position, transmission area of described color membrane substrates is provided with planarization layer.
3. display panel according to claim 2, is characterized in that, the material of described planarization layer is transparent resin.
4. display panel according to claim 1, it is characterized in that, described display panel also comprises the first polaroid being arranged on described color membrane substrates exiting surface side and the second polaroid being arranged on described array base palte incidence surface side, and the polarization angle difference of described first polaroid and described second polaroid is 90 °.
5. display panel according to claim 1, is characterized in that, described reflection configuration comprises the insulation course be arranged on array base palte, and forms reflective coating on the insulating layer.
6. display panel according to claim 5, is characterized in that, the material of described reflective coating to comprise in aluminium, aluminium neodymium, silver any one.
7. display panel according to claim 1, is characterized in that, the area ratio of described echo area and viewing area is 1:1.
8. a display device, is characterized in that, described display device comprises the display panel in claim 1 to 7 described in any one.
9. display device according to claim 8, is characterized in that, described display device also comprises the backlight module for providing backlight for described display panel.
Priority Applications (1)
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CN201410599167.4A CN104280936A (en) | 2014-10-30 | 2014-10-30 | Display panel and display device |
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CN201410599167.4A CN104280936A (en) | 2014-10-30 | 2014-10-30 | Display panel and display device |
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CN201410599167.4A Pending CN104280936A (en) | 2014-10-30 | 2014-10-30 | Display panel and display device |
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Cited By (4)
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CN105700260A (en) * | 2016-04-18 | 2016-06-22 | 深圳市华星光电技术有限公司 | Intelligent display rearview mirror and automobile |
CN105954947A (en) * | 2016-06-21 | 2016-09-21 | 武汉华星光电技术有限公司 | Liquid crystal display |
CN106226937A (en) * | 2016-07-29 | 2016-12-14 | 京东方科技集团股份有限公司 | Display device and preparation method thereof |
CN106292045A (en) * | 2016-08-12 | 2017-01-04 | 京东方科技集团股份有限公司 | Light emission side substrate of mirror face display equipment and preparation method thereof, mirror face display equipment |
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CN103323989A (en) * | 2013-06-27 | 2013-09-25 | 南京中电熊猫液晶显示科技有限公司 | Display |
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CN1392964A (en) * | 2000-09-27 | 2003-01-22 | 松下电器产业株式会社 | Transreflective liquid crystal display |
JP2003029010A (en) * | 2001-07-16 | 2003-01-29 | Nippon Sheet Glass Co Ltd | Substrate with semitransmissive mirror and semitransmissive liquid crystal display device |
CN1670574A (en) * | 2004-03-17 | 2005-09-21 | 统宝光电股份有限公司 | Mirror surface display |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105700260A (en) * | 2016-04-18 | 2016-06-22 | 深圳市华星光电技术有限公司 | Intelligent display rearview mirror and automobile |
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CN105954947B (en) * | 2016-06-21 | 2019-01-15 | 武汉华星光电技术有限公司 | Liquid crystal display |
CN106226937A (en) * | 2016-07-29 | 2016-12-14 | 京东方科技集团股份有限公司 | Display device and preparation method thereof |
CN106292045A (en) * | 2016-08-12 | 2017-01-04 | 京东方科技集团股份有限公司 | Light emission side substrate of mirror face display equipment and preparation method thereof, mirror face display equipment |
CN106292045B (en) * | 2016-08-12 | 2019-12-03 | 京东方科技集团股份有限公司 | Light emission side substrate of mirror face display equipment and preparation method thereof, mirror face display equipment |
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Application publication date: 20150114 |