CN105301830A - Semi-transmission and semi-reflection type liquid crystal display panel and liquid crystal display device - Google Patents
Semi-transmission and semi-reflection type liquid crystal display panel and liquid crystal display device Download PDFInfo
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- CN105301830A CN105301830A CN201510830728.1A CN201510830728A CN105301830A CN 105301830 A CN105301830 A CN 105301830A CN 201510830728 A CN201510830728 A CN 201510830728A CN 105301830 A CN105301830 A CN 105301830A
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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
- G02F1/133528—Polarisers
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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
- 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
- G02F1/1343—Electrodes
- G02F1/134309—Electrodes characterised by their geometrical arrangement
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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
- G02F1/1343—Electrodes
- G02F1/134309—Electrodes characterised by their geometrical arrangement
- G02F1/134345—Subdivided pixels, e.g. for grey scale or redundancy
Abstract
The invention provides a semi-transmission and semi-reflection type liquid crystal display panel. The semi-transmission and semi-reflection type liquid crystal display panel sequentially comprises an upper polaroid, a colored light filter base plate, an array base plate and a lower polaroid from top to bottom, wherein a space between the array base plate and the colored light filter base plate is filled with a liquid crystal layer; a liquid crystal display panel is provided with a plurality of pixel regions; each pixel region comprises a transmission region and a reflection region; each reflection region is internally provided with a reflection membrane; each pixel region comprises a red sub-pixel region, a green sub-pixel region, a blue sub-pixel region and a white sub-pixel region; the red sub-pixel regions, the green sub-pixel regions and the blue sub-pixel regions are located in the reflection regions; the white sub-pixel regions are located in the reflection regions; in each transmission region, the direction of a long axis of a liquid crystal molecule in the liquid crystal layer is parallel to the direction of an absorption axis of the upper polaroid; and in each reflection region, an included angle between the direction of the long axis of the liquid crystal molecule in the liquid crystal layer and the absorption axis of the upper polaroid is 45 degrees.
Description
Technical field
The present invention relates to technical field of liquid crystal display, particularly relate to a kind of transflective liquid crystal display panel and there is the semitransparent semi-reflective liquid crystal display device of this display panel.
Background technology
Along with electronic product towards light, thin, miniaturization is fast-developing, liquid crystal display module is more and more applied to electronic product, is particularly shooting with video-corder on the mobile terminals such as projector, notebook computer, desktop computer, intelligent television, mobile terminal, personal digital assistant device.
Display panels can be divided into transmission-type, reflective and Transflective three kinds of displays according to its displaying principle.Transmissive liquid crystal display panel contrast is high, good brightness, excitation advantages of higher, but uses backlight power consumption large, visual poor under high light; Reflecting type liquid crystal display panel is without backlight, low in energy consumption, visual good under high light, but visual poor under dark situation; And transflective liquid crystal display panel can have the advantage of transmission-type and reflected displaying device concurrently, there is very large surround lighting accommodation, save energy consumption.
In the prior art; transmission area and echo area can be divided in each sub-pixel (subpixel) of semi-transparent semi-reflecting display; therefore; in order to the light of the light and reflection that ensure transmission optical path difference consistent in each sub-pixel; semi-transparent semi-reflecting display can adopt dual-box thick to design usually in each sub-pixel; namely the box of echo area is thick thick lower than the box of transmission area, but this can cause the response time in transmission area and echo area unequal, affects user's experience.
Summary of the invention
In view of this, the invention provides a kind of transflective liquid crystal display panel and there is its liquid crystal indicator, the response time of transmission area and echo area can be made equal, improve the usability of product.
The invention provides a kind of transflective liquid crystal display panel, comprise polaroid successively from top to bottom, colored filter substrate, array base palte and lower polaroid, liquid crystal layer is filled with between described array base palte and described colored filter substrate, described display panels is provided with multiple pixel region, each pixel region described includes transmission area and echo area, reflectance coating is provided with in described echo area, each pixel region comprises red subpixel areas, green subpixel areas, blue subpixel areas and white sub-pixels region, described red subpixel areas, described green subpixel areas, described blue subpixel areas is positioned at described transmission area, described white sub-pixels region is positioned at described echo area, in described transmission area, in described liquid crystal layer, the direction of long axis of liquid crystal molecule is parallel with the direction of the absorption axle of described upper polaroid, in described echo area, in described liquid crystal layer, the angle in the direction of the direction of long axis of liquid crystal molecule and the absorption axle of described upper polaroid is 45 °.
Preferably, the angle of the absorption axle of described upper polaroid is-7 °, and the angle of the long axis direction of described liquid crystal molecule and the absorption axle of described upper polaroid is clockwise direction 45 °.
Preferably, described colored filter substrate is also provided with filter layer towards described array base palte side, described filter layer comprises red filter layer, green color filter, blue color filter layer, white filter layer and black matrix area, described red filter layer is located in described red subpixel areas, described green color filter is located in described green subpixel areas, described blue color filter layer is located in described blue subpixel areas, described white filter layer is located in described white sub-pixels region, described black matrix area is located at described red filter layer, described green color filter, in gap between described blue color filter layer and described white filter layer.
Preferably, described red subpixel areas, described green subpixel areas, described blue subpixel areas are provided with the first pixel electrode, be provided with the second pixel electrode in described white sub-pixels region, described first pixel electrode and described second pixel electrode are all located at the side towards described array base palte on described colored filter substrate.
Preferably, the first pixel electrode of described red subpixel areas, described green subpixel areas and described blue subpixel areas is all made up of the material of transparent and electrically conductive.
Preferably, in described white sub-pixels region, described reflectance coating and described second pixel electrode are integrated, and described second pixel electrode is sub pixel reflects electrode, and described sub pixel reflects electrode is applied by metal material and formed.
Preferably, the material of described sub pixel reflects electrode is aluminum or aluminum alloy.
Preferably, the voltage difference on described first pixel electrode and described second pixel electrode is all not less than 4V.
Preferably, the number of pixels that described transflective liquid crystal display panel per inch has is not less than 300.
Present invention also offers a kind of liquid crystal display, described liquid crystal display is semi-transparent semi-reflecting liquid crystal display, contains above-mentioned semitransparent semi-inverse liquid crystal display panel.
In sum, the present invention is 45 ° by making the direction of long axis of liquid crystal molecule in reflector space and upper polaroid absorb axial angle, the same bright of transmission area and echo area can be realized and with dark, by echo area being located at separately in white sub-pixels region, optical path difference can not be considered, make the box of transmission area and echo area thick equal, echo area and transmission area then can be made to have the identical response time, improve the performance of display panels.
Above-mentioned explanation is only the general introduction of technical solution of the present invention, in order to technological means of the present invention can be better understood, and can be implemented according to the content of instructions, and can become apparent to allow above and other object of the present invention, feature and advantage, below especially exemplified by preferred embodiment, and coordinate accompanying drawing, be described in detail as follows.
Accompanying drawing explanation
Fig. 1 is the structural representation of transflective liquid crystal display panel in the embodiment of the present invention.
Fig. 2 a is the polarizing axis of upper polaroid and the schematic diagram of horizontal direction angle.
Fig. 2 b is in not alive situation, the schematic diagram of transmission area long axis of liquid crystal molecule and horizontal direction angle.
Fig. 2 c is in not alive situation, the schematic diagram of echo area long axis of liquid crystal molecule and horizontal direction angle.
Graph of relation in the transflective liquid crystal display panel that Fig. 3 provides for the embodiment of the present invention suffered by liquid crystal layer between voltage and light penetration
Embodiment
For further setting forth the present invention for the technological means reaching predetermined goal of the invention and take and effect, below in conjunction with accompanying drawing and preferred embodiment, be described in detail as follows.
The invention provides a kind of transflective liquid crystal display panel, Fig. 1 is the structural representation of transflective liquid crystal display panel in the embodiment of the present invention, as shown in Figure 1, display panels comprises polaroid 11, colored filter substrate 12 (colorfilter), array base palte 13 (ThinFilmTransistor) and lower polaroid 14 from top to bottom successively, is filled with liquid crystal layer 15 between array base palte 13 and colored filter substrate 12.
Display panels is provided with multiple pixel region 20, comprises red subpixel areas 21, green subpixel areas 22, blue subpixel areas 23 and white sub-pixels region 24 in each pixel region 20.Red subpixel areas 21, green subpixel areas 22, blue subpixel areas 23 are all respectively provided with one first pixel electrode 131, the second pixel electrode 132 is provided with in white sub-pixels region 24, first pixel electrode 131 and the second pixel electrode 132 are positioned at the side towards colored filter substrate 12 on array base palte 13, and the first pixel electrode 131 in red subpixel areas 21, green subpixel areas 22 and blue subpixel areas 23 is made by the material (as ITO) of transparent and electrically conductive.
The viewing area of transflective liquid crystal display panel comprises transmission area 31 and echo area 32, the box of transmission area 31 and echo area 32 is thick equal, above-mentioned red subpixel areas 21, green subpixel areas 22 and blue subpixel areas 23 are positioned at transmission area 31, and above-mentioned white sub-pixels region 24 is positioned at echo area 32.Namely echo area 32 is only present in white sub-pixels region 24, and in red subpixel areas 21, green subpixel areas 22 and blue subpixel areas 23 be then only transmission area 31, do not have echo area 32.The second pixel electrode 132 and reflectance coating is provided with in echo area 32, reflectance coating in echo area 32 and the second pixel electrode 132 can be integrated, described second pixel electrode 132 is sub pixel reflects electrode, namely not only the second pixel electrode 132 conducts electricity but also serve as reflectance coating, have the function of reflection ray, sub pixel reflects electrode is applied by metal material and is formed.In the present embodiment, sub pixel reflects electrode can be made up of aluminum or aluminum alloy, the light be irradiated on it can be formed scattered reflection and reflect away.
Fig. 2 a is the polarizing axis of upper polaroid and the schematic diagram of horizontal direction angle, Fig. 2 b is in not alive situation, the schematic diagram of transmission area long axis of liquid crystal molecule and horizontal direction angle, Fig. 2 c is in not alive situation, the schematic diagram of echo area long axis of liquid crystal molecule and horizontal direction angle, as shown in Fig. 2 a to Fig. 2 c, in transmission area 31, the direction of liquid crystal molecule 151 major axis is parallel with the axis of the absorption axle of upper polaroid 11, in echo area 32, it is 45 ° that liquid crystal molecule 151 long axis direction and upper polaroid 11 absorb axial angle, in the present embodiment, the angle theta of the absorption axle of upper polaroid 11
pfor-7 °, namely as shown in Figure 2 a, the angle absorbing axle and horizontal direction is-7 °, and (clockwise direction is negative, just be counterclockwise), the axial angle of absorption of liquid crystal molecule 151 long axis direction and upper polaroid 11 is-45 °, and namely liquid crystal molecule 151 long axis direction is positioned at the clockwise direction of the absorption axle of polaroid 11, and its angle is 45 °, in other words, the angle theta of liquid crystal molecule 151 long axis direction and horizontal direction
1for-52 °.
Continue referring to Fig. 1, colored filter substrate 12 is provided with filter layer 121 towards the side of array base palte 13, and filter layer 121 comprises red filter layer (representing with R) 1211, green color filter (representing with G) 1212, blue color filter layer (representing with B) 1213, white filter layer (representing with W) 1214 and black matrix area 1215.Red filter layer 1211 is arranged in red subpixel areas 21, green color filter 1212 is arranged in green subpixel areas 22, blue color filter layer 1213 is arranged in blue subpixel areas 23, white filter layer 1214 is arranged in white sub-pixels region 24, in the gap of black matrix area 1215 between red filter layer 1211, green color filter 1212, blue color filter layer 1213 and white filter layer 1214.
In transmission area 31, the light that backlight module (not shown) sends can be injected in liquid crystal layer 15, in transmission area 31, use backlight module to be light source, the light that backlight module sends is by lower polaroid 14, become linearly polarized light, then enter in liquid crystal layer 15, when not applying voltage to the liquid crystal layer 15 in this transmission area 31, the direction of liquid crystal molecule 151 major axis can not change, liquid crystal layer 15 can not deflect light, when light arrives upper polaroid 11, the direction of light and the vertical through axle of upper polaroid 11, light also just can not pass upper polaroid 11, display panels is dark-state, when applying voltage to the liquid crystal layer 15 in this transmission area 31, the long axis direction of liquid crystal molecule 151 can change, liquid crystal layer 15 can deflect light, when light arrives upper polaroid 11, vertical through axle not with upper polaroid 11 of the direction of light, light can pass from upper polaroid 11, and display panels is on state of.
In echo area 32, the light that backlight module sends is stopped by the second pixel electrode 132, can not penetrate, in echo area 32, use ambient light to be light source, ambient light is through upper Polarizer, become linearly polarized light, enter in liquid crystal layer 15, when not applying voltage to the liquid crystal layer 15 in this echo area 32, the angle of the long axis direction of liquid crystal molecule 151 and the absorption axle of upper polaroid 11 is 45 °, now, incident ray will produce the delay of 1/4 λ after liquid crystal layer 15, become left circularly polarized light, left circularly polarized light can become right-circularly polarized light through reflection, the delay of 1/4 λ again can be there is in right-circularly polarized light after liquid crystal layer 15, therefore light always meets the phase delay of generation 1/2 λ together, namely 90 ° have just been deflected when light arrives upper polaroid 11, the direction of emergent ray and the vertical through axle of upper polaroid 11, light can not penetrate from upper polaroid 11, therefore the echo area 32 of display panels is in dark-state, when applying voltage to the liquid crystal layer 15 in this echo area 32, in liquid crystal layer 15, the long axis direction of liquid crystal molecule 151 can change, now the long axis direction of liquid crystal molecule 151 and the absorption axle of upper polaroid 11 no longer keep the angle of 45 °, incident ray can become left-handed elliptically polarized light after liquid crystal layer 15, after reflection, become right-handed elliptical polarization light, when light arrives upper polaroid 11, light no longer produces the phase delay of 1/2 λ, therefore emergent ray is no longer vertical through axle with upper polarized light, now light can penetrate from upper polaroid 11, the echo area 32 of display panels is on state of.
From the above, when liquid crystal layer 15 is not when being applied in voltage, transmission area 31 and echo area 32 are all dark-state, when liquid crystal layer 15 is when being applied in voltage, transmission area 31 and echo area 32 are all on state of, and this just meets semi-transparent semi-reflecting display for transmission area 31 and echo area 32 with bright and with dark requirement.
When needs display color, open backlight module, by applying voltage to the liquid crystal layer 15 in transmission area 31 and echo area 32, the red subpixel areas 21 in each pixel region 20, green subpixel areas 22, blue subpixel areas 23 and white sub-pixels region 24 can be utilized to realize colored display, owing to being positioned at the existence in the white sub-pixels region 24 of echo area 32, the brightness of display panels screen can improve, and does not now but increase the energy consumption of display panels.
When only needing white and black displays, backlight module can be closed, now by applying voltage to the liquid crystal layer 15 in echo area 32, the white sub-pixels region 24 in each pixel region 20 can be utilized to realize white and black displays, make display panels still can continue to use by ambient light, on screen, dim spot is there is in order to prevent because transmission area 31 does not have light source, transflective liquid crystal display panel provided by the invention can adopt higher PPI (PixelsPerInch, the number of pixels that per inch has), preferably, on transflective liquid crystal display panel provided by the invention, the number of pixels that per inch has is not less than 300, dim spot now on screen is just difficult to be identified by the human eye.
Due in the present invention, because echo area 32 is positioned at separately white sub-pixels region 24, red subpixel areas 21, green subpixel areas 22 and blue subpixel areas 23 are no longer provided with echo area 32, therefore, do not need to consider the optical path difference in each pixel region 20 again, the box of transmission area 31 and echo area 32 can be made thick equal, and each pixel region 20 can have the identical response time, improves the usability of product.
The curve map of relation between voltage and light penetration suffered by liquid crystal layer in the transflective liquid crystal display panel that Fig. 3 provides for the embodiment of the present invention, from in figure, in transflective liquid crystal display panel provided by the invention, when the voltage suffered by liquid crystal layer 15 reaches more than 4V, the transmitance of the light of transmission area 24 and echo area 25 will reach substantially identical, and close to 100%, therefore, preferably, voltage difference in transflective liquid crystal display panel provided by the invention on first pixel electrode 131 and the second pixel electrode 132 is all not less than 4V.
In sum, the present invention is 45 ° by making the direction of long axis of liquid crystal molecule in reflector space and upper polaroid absorb axial angle, the same bright of transmission area and echo area can be realized and with dark, by echo area being located at separately in white sub-pixels region, optical path difference can not be considered, make the box of transmission area and echo area thick equal, echo area and transmission area then can be made to have the identical response time, improve the performance of display panels.
Present invention also offers a kind of liquid crystal display, described liquid crystal display is semi-transparent semi-reflecting liquid crystal display, contains above-mentioned semitransparent semi-inverse liquid crystal display panel.
The above, it is only preferred embodiment of the present invention, not any pro forma restriction is done to the present invention, although the present invention discloses as above with preferred embodiment, but and be not used to limit the present invention, any those skilled in the art, do not departing within the scope of technical solution of the present invention, make a little change when the technology contents of above-mentioned announcement can be utilized or be modified to the Equivalent embodiments of equivalent variations, in every case be do not depart from technical solution of the present invention content, according to any simple modification that technical spirit of the present invention is done above embodiment, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (10)
1. a transflective liquid crystal display panel, comprise polaroid (11) from top to bottom successively, colored filter substrate (12), array base palte (13) and lower polaroid (14), liquid crystal layer (15) is filled with between described array base palte (13) and described colored filter substrate (12), described display panels is provided with multiple pixel region (20), it is characterized in that: described each pixel region (20) includes transmission area (31) and echo area (32), described echo area is provided with reflectance coating in (32), each pixel region (20) comprises red subpixel areas (21), green subpixel areas (22), blue subpixel areas (23) and white sub-pixels region (24), described red subpixel areas (21), described green subpixel areas (22), described blue subpixel areas (23) is positioned at described transmission area (31), described white sub-pixels region (24) is positioned at described echo area (32), in described transmission area (31), the direction of described liquid crystal layer (15) interior liquid crystal molecule (151) major axis is parallel with the direction of the absorption axle of described upper polaroid (11), in described echo area (32), the angle in the direction of the direction of described liquid crystal layer (15) interior liquid crystal molecule (151) major axis and the absorption axle of described upper polaroid (11) is 45 °.
2. transflective liquid crystal display panel as claimed in claim 1, it is characterized in that: the angle of the absorption axle of described upper polaroid (11) is-7 °, the angle of the long axis direction of described liquid crystal molecule (151) and the absorption axle of described upper polaroid (11) is clockwise direction 45 °.
3. transflective liquid crystal display panel as claimed in claim 1, it is characterized in that: described colored filter substrate (12) is also provided with filter layer (121) towards described array base palte (13) side, described filter layer (121) comprises red filter layer (1211), green color filter (1212), blue color filter layer (1213), white filter layer (1214) and black matrix area (1215), described red filter layer (1211) is located in described red subpixel areas (21), described green color filter (1212) is located in described green subpixel areas (22), described blue color filter layer (1213) is located in described blue subpixel areas (23), described white filter layer (1214) is located in described white sub-pixels region (24), described black matrix area (1215) is located at described red filter layer (1211), described green color filter (1212), in gap between described blue color filter layer (1213) and described white filter layer (1214).
4. transflective liquid crystal display panel as claimed in claim 1, it is characterized in that: described red subpixel areas (21), green subpixel areas (22), blue subpixel areas (23) are all respectively provided with the first pixel electrode (131), be provided with the second pixel electrode (132) in white sub-pixels region (24), described first pixel electrode (131) and described second pixel electrode (132) are located at the side towards described array base palte (13) on described colored filter substrate (12).
5. transflective liquid crystal display panel as claimed in claim 4, is characterized in that: first pixel electrode (131) of described red subpixel areas (21), described green subpixel areas (22) and described blue subpixel areas (23) is all made up of the material of transparent and electrically conductive.
6. transflective liquid crystal display panel as claimed in claim 4, it is characterized in that: in described white sub-pixels region (24), described reflectance coating and described second pixel electrode (132) are integrated, described second pixel electrode (132) is sub pixel reflects electrode, and described sub pixel reflects electrode is applied by metal material and formed.
7. transflective liquid crystal display panel as claimed in claim 6, is characterized in that: the material of described sub pixel reflects electrode is aluminum or aluminum alloy.
8. transflective liquid crystal display panel as claimed in claim 4, is characterized in that: the voltage difference on described first pixel electrode (131) and described second pixel electrode (132) is all not less than 4V.
9. transflective liquid crystal display panel as claimed in claim 1, is characterized in that: the number of pixels that described transflective liquid crystal display panel per inch has is not less than 300.
10. a semitransparent semi-reflective liquid crystal display device, is characterized in that: comprise the transflective liquid crystal display panel in the claims 1 to claim 9 described in any one.
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| CN201510830728.1A CN105301830A (en) | 2015-11-25 | 2015-11-25 | Semi-transmission and semi-reflection type liquid crystal display panel and liquid crystal display device |
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| CN201510830728.1A CN105301830A (en) | 2015-11-25 | 2015-11-25 | Semi-transmission and semi-reflection type liquid crystal display panel and liquid crystal display device |
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Cited By (6)
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| CN106154628A (en) * | 2016-08-30 | 2016-11-23 | 昆山龙腾光电有限公司 | There is display panels and the liquid crystal indicator of reflection function |
| CN107357081A (en) * | 2017-09-11 | 2017-11-17 | 深圳市华星光电半导体显示技术有限公司 | Reflecting type liquid crystal display panel |
| CN109407391A (en) * | 2018-12-25 | 2019-03-01 | 深圳市华星光电半导体显示技术有限公司 | Transparent liquid crystal display device |
| CN113050336A (en) * | 2021-03-18 | 2021-06-29 | Tcl华星光电技术有限公司 | Array substrate and liquid crystal display panel |
| CN113267926A (en) * | 2021-05-31 | 2021-08-17 | 北京京东方光电科技有限公司 | Display panel, display device and polaroid |
| CN113777837A (en) * | 2021-09-29 | 2021-12-10 | 业成科技（成都）有限公司 | Liquid crystal display panel, preparation method thereof and display screen |
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| US10509282B2 (en) | 2017-09-11 | 2019-12-17 | Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd. | Reflective LCD panel having reflective red sub-pixel, reflective green sub-pixel, reflective blue sub-pixel, and reflective white sub-pixel separated by black matrix |
| CN109407391A (en) * | 2018-12-25 | 2019-03-01 | 深圳市华星光电半导体显示技术有限公司 | Transparent liquid crystal display device |
| CN113050336A (en) * | 2021-03-18 | 2021-06-29 | Tcl华星光电技术有限公司 | Array substrate and liquid crystal display panel |
| CN113267926A (en) * | 2021-05-31 | 2021-08-17 | 北京京东方光电科技有限公司 | Display panel, display device and polaroid |
| CN113267926B (en) * | 2021-05-31 | 2023-05-16 | 北京京东方光电科技有限公司 | Display panel, display device and polaroid |
| CN113777837A (en) * | 2021-09-29 | 2021-12-10 | 业成科技（成都）有限公司 | Liquid crystal display panel, preparation method thereof and display screen |
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