CN109581728A - Display device - Google Patents
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- CN109581728A CN109581728A CN201910001582.8A CN201910001582A CN109581728A CN 109581728 A CN109581728 A CN 109581728A CN 201910001582 A CN201910001582 A CN 201910001582A CN 109581728 A CN109581728 A CN 109581728A
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- 230000033228 biological regulation Effects 0.000 claims description 97
- 239000004973 liquid crystal related substance Substances 0.000 claims description 39
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- 238000009792 diffusion process Methods 0.000 claims description 6
- 239000003086 colorant Substances 0.000 claims 1
- 239000003595 mist Substances 0.000 claims 1
- 230000001105 regulatory effect Effects 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 75
- 239000000758 substrate Substances 0.000 description 40
- 239000000463 material Substances 0.000 description 21
- 238000010586 diagram Methods 0.000 description 18
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- 238000000034 method Methods 0.000 description 10
- 238000005516 engineering process Methods 0.000 description 8
- 239000007769 metal material Substances 0.000 description 8
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 6
- 239000010408 film Substances 0.000 description 6
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 229920000620 organic polymer Polymers 0.000 description 4
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 3
- -1 aluminium tin-oxide Chemical compound 0.000 description 3
- JYMITAMFTJDTAE-UHFFFAOYSA-N aluminum zinc oxygen(2-) Chemical compound [O-2].[Al+3].[Zn+2] JYMITAMFTJDTAE-UHFFFAOYSA-N 0.000 description 3
- 230000005684 electric field Effects 0.000 description 3
- 229910052733 gallium Inorganic materials 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 229910052738 indium Inorganic materials 0.000 description 3
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 3
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 3
- 230000000873 masking effect Effects 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000010453 quartz Substances 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- YVTHLONGBIQYBO-UHFFFAOYSA-N zinc indium(3+) oxygen(2-) Chemical compound [O--].[Zn++].[In+3] YVTHLONGBIQYBO-UHFFFAOYSA-N 0.000 description 3
- 239000011787 zinc oxide Substances 0.000 description 3
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 229910052804 chromium Inorganic materials 0.000 description 2
- 239000011651 chromium Substances 0.000 description 2
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- 150000004706 metal oxides Chemical class 0.000 description 2
- 150000004767 nitrides Chemical class 0.000 description 2
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- 229920005989 resin Polymers 0.000 description 2
- 238000012216 screening Methods 0.000 description 2
- 230000002269 spontaneous effect Effects 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 229910000967 As alloy Inorganic materials 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 239000002041 carbon nanotube Substances 0.000 description 1
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Classifications
-
- 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
- G02F1/133512—Light shielding layers, e.g. black matrix
Abstract
A display device comprises a backlight module, a light modulation control panel and a display panel. The light control panel is configured on the backlight module and comprises a shading structure, a plurality of first active elements and a plurality of control electrodes. The plurality of regulating electrodes are respectively electrically connected with one of the plurality of first active elements. The display panel is disposed on the light control panel and includes a plurality of pixel units, wherein each pixel unit includes a first color sub-pixel, a second color sub-pixel and a third color sub-pixel having substantially equal shielding areas and shielded by the light shielding structure.
Description
Technical field
The present invention relates to a kind of display devices, and in particular to a kind of non-spontaneous electro-optical display device.
Background technique
In recent years, since display technology constantly flourishes, all such as Vehicular instrument board, wrist-watch and game machine many
Electronic device is converted to planarization digital type display device from the mechanical entity structure of early stage, can be to provide user
The information of personalized setting is obtained in display device.In general, Vehicular instrument board needs the characteristic of high contrast, so that
Under different running environments, user all clearly can obtain information from Vehicular instrument board.It is usually answered at present by backlight module
With the mode that region backlight regulates and controls to promote the contrast of liquid crystal display device, but this technology there are manufacturing cost, power consumption and/
Or many problems of weight increase etc..Therefore, the display device for developing high contrast is still the mesh of current this field technical staff
One of mark.
Summary of the invention
An at least embodiment of the invention provides a kind of display device, with high contrast, good penetrance and
It can be avoided the colored moire fringes phenomenon (Color Moir é effect) of generation.
The display device of an at least embodiment of the invention includes backlight module, light regulation panel and display panel.
Light regulation panel is configured on backlight module and including light-shielding structure, multiple first active members and multiple regulation electrodes.It is more
A regulation electrode is electrically connected with one in multiple first active members respectively.Display panel configurations in light regulation panel on and
Including multiple pixel units, wherein each pixel unit includes first be substantially equal by the dead area that light-shielding structure covers
Sub-pixels, the second sub-pixels and third sub-pixels.
Based on above-mentioned, in at least display device of an embodiment of the invention, pass through the light being located on backlight module
Regulation panel includes light-shielding structure, multiple first active members and multiple tune with an electric connection in the first active member
Electrode is controlled, and the display panel being located on light regulation panel includes multiple pixel units, each pixel unit includes by shading
The first sub-pixels, the second sub-pixels and the third sub-pixels that the dead area of structure masking is substantially equal, so that aobvious
Showing device can have high contrast, good penetrance and avoid generating colored moire fringes phenomenon.
To make the foregoing features and advantages of the present invention clearer and more comprehensible, embodiment is cited below particularly, and cooperates specification
Attached drawing is described in detail below.
Detailed description of the invention
Fig. 1 is the diagrammatic cross-section according to the display device of one embodiment of the present invention.
Fig. 2 is the element layer according to pel array layer and light the regulation panel of the display panel of one embodiment of the present invention
Overlapping relation schematic diagram.
Fig. 3 is the local upper schematic diagram according to the display panel of one embodiment of the present invention.
Fig. 4 is the local upper schematic diagram according to the light regulation panel of one embodiment of the present invention.
Fig. 5 is the local upper schematic diagram according to the light regulation panel of another embodiment of the present invention.
Fig. 6 is the local upper schematic diagram according to the light regulation panel of another embodiment of the present invention.
Fig. 7 is the local upper schematic diagram according to the light regulation panel of another embodiment of the present invention.
Fig. 8 is the local upper schematic diagram according to the display device of another embodiment of the present invention.
Fig. 9 is the local upper schematic diagram according to the display device of another embodiment of the present invention.
Figure 10 is the local upper schematic diagram according to the display device of another embodiment of the present invention.
Description of symbols:
10,20,30,40: display device
100: backlight module
200: display panel
202,214,302,310: substrate
204: pel array layer
206,306: liquid crystal layer
208,308: common electrode layer
210: chromatic filter layer
212,602: black matrix
300,400,500,600: light regulates and controls panel
304: element layer
602a, 602b: light shielding part
C1, C2, C3, C4: bending part
CF1: the first color filter pattern
CF2: the second color filter pattern
CF3: third color filter pattern
DE: regulation electrode
DL1, DL2: data line
K: region
P1, P2, P3: structure of polarized light
PE: pixel electrode
SE: strip shaped electric poles
SL1, SL2: scan line
SP1: the first sub-pixels
SP2: the second sub-pixels
SP3: third sub-pixels
SS: light-shielding structure
T1, T2: active member
U2: pixel unit
Wa1, wa2, wb: width
Specific embodiment
Herein, the range indicated by " numerical value to another numerical value ", is that one kind avoids enumerating in the description
The summary representation of all numerical value in the range.Therefore, the record of a certain special value range, covers the numberical range
Interior any number and the relatively fractional value range defined by any number in the numberical range, as bright in the description
Text writes out any number as should be compared with fractional value range.
" about " used herein, " approximation ", " substantially " or " substantial " includes described value and in ordinary skill
Average value in the acceptable deviation range for the particular value that personnel determine, it is contemplated that the measurement that is discussed and relevant to measurement
The specific quantity (that is, limitation of measuring system) of error.For example, " about " can indicate one or more standard deviations in described value
In difference, or in such as ± 30%, ± 20%, ± 15%, ± 10%, ± 5%.Furthermore " about " used herein, " approximation ", " this
In matter " or " substantial " can be according to property, cutting property or other properties be measured, to select more acceptable deviation range or mark
Quasi- deviation, and a standard deviation can not had to and be applicable in whole properties.
It should be appreciated that ought the element of such as layer, film, region or substrate be referred to as another in another element "upper" or " being connected to "
When one element, it can be connect directly on another element or with another element or intermediary element can be there is also.On the contrary,
When element is referred to as " directly on another element " or when " being directly connected to " another element, intermediary element is not present.As herein
Used, " connection " can refer to physics and/or electric connection.Furthermore " electric connection " can there are other members between two element
Part.
It will be appreciated that though term " first ", " second ", " third " etc. herein can be used for describing various elements,
Component, region, layer and/or part, but these component, assembly units, region and/or part should not be limited by these terms.This
A little terms are only used for distinguishing a component, assembly unit, region, layer or part and another component, assembly unit, region, layer or part
It opens.Therefore, " first element " discussed below, " component ", " region ", " layer " or " part " can be referred to as second element, portion
Part, region, layer or part are without departing from teaching herein.
In addition, the relative terms of such as "lower" and "upper" can be used to describe herein the pass of an element and another element
System, as shown in the figure.It should be appreciated that relative terms are intended to include the different direction of the device other than orientation shown in figure.
For example, the element for being described as be in the "lower" side of other elements will be oriented at it if the device in an attached drawing is overturn
The "upper" side of his element.Therefore, exemplary term "lower" may include the orientation of "lower" and "upper", and specific depending on attached drawing takes
To.
Unless otherwise defined, all terms (including technical and scientific term) used herein have and any affiliated technology
The normally understood identical meaning of those of ordinary skill in field.It will be further appreciated that such as in usually used dictionary
Defined in those terms should be interpreted as having it is consistent with their meanings in the relevant technologies and context of the invention
Meaning, and will not be interpreted Utopian or excessive formal meaning, unless clearly definition so herein.
Fig. 1 is the diagrammatic cross-section according to the display device of one embodiment of the present invention.Fig. 2 is according to of the invention one
The overlapping relation schematic diagram of the element layer of pel array layer and light the regulation panel of the display panel of embodiment.Fig. 3 be according to
The local upper schematic diagram of the display panel of one embodiment of the present invention.Fig. 4 is the light according to one embodiment of the present invention
Regulate and control the local upper schematic diagram of panel.Indicate for clarity, Fig. 2, Fig. 3 and Fig. 4 omit respectively show the film layer of part with
Component.In addition, Fig. 4 shows the local light regulation panel 30 of the region K corresponding to Fig. 2.
Fig. 1 is please referred to, display device 10 may include backlight module 100, display panel 200 and light regulation panel 300.At this
In embodiment, light regulation panel 300 is configured on backlight module 100, and display panel 200 is configured at light regulation panel 300
On.For another viewpoint, light regulation panel 300 is configured between backlight module 100 and display panel 200.In addition, in this reality
It applies in mode, display device 10 can further include structure of polarized light P1, structure of polarized light P2 and structure of polarized light P3.In present embodiment
In, structure of polarized light P1 be located at backlight module 100 and light regulation panel 300 between, structure of polarized light P2 be located at light regulation panel 300 and
Between display panel 200, and structure of polarized light P3 is located on the side of separate light regulation panel 300 of display panel 200.In this reality
It applies in mode, structure of polarized light P1, structure of polarized light P2 and structure of polarized light P3 are, for example: polaroid or suitable for making specific polarization shape
Structure of polarized light well known to those of ordinary skill, the present invention are not limited in any technical field that the light of state passes through
System.
In the present embodiment, backlight module 100 is adapted to provide for an area source, and the light that area source is issued can be sequentially
Regulate and control panel 300 and display panel 200 across light to provide display picture.In the present embodiment, backlight module 100 is used
Light source type can include: fluorescent tube (such as: cathode fluorescent tube, thermal cathode fluorescent tube, external electrode fluorescent lamp
Pipe, plane fluorescent fluorescent tube, other fluorescent tubes appropriate or combinations of the above), point light source (such as: it is inorganic light-emitting diode, organic
Small molecule phosphorescence/phosphor light emitting diode, organic polymer phosphorescence/phosphor light emitting diode, other diodes appropriate or on
The combination stated), plasma panel light source, carbon nanotubes light source, applicable other types of light sources or combinations of the above.It is another
Aspect, in the present embodiment, backlight module 100 can be side-entering type backlight module, direct type backlight module or other are appropriate
The backlight module of form.
Referring to Fig. 1 to Fig. 3, in the present embodiment, display panel 200 may include substrate 202, pel array layer
204, liquid crystal layer 206, common electrode layer 208, chromatic filter layer 210, black matrix 212 and substrate 214.It indicates for clarity,
Liquid crystal layer 206, common electrode layer 208, black matrix 212 and substrate 214 is omitted in Fig. 3.
The material of substrate 202 can be glass, quartz or organic polymer.Substrate 214 is located at the opposite direction of substrate 202.Substrate
214 material can be glass, quartz or organic polymer.In the present embodiment, liquid crystal layer 206 is used as display medium, sets
It is placed between substrate 202 and substrate 214.In other words, in the present embodiment, display panel 200 is liquid crystal display panel.So
And invention is not limited thereto.In other embodiments, it is aobvious to be also possible to other non-spontaneous light appropriate for display panel 200
Show panel, such as electrophoretic display panel, Electrowetting display panel, electric dust display panel, electrochromic display panel etc., does not make
With liquid crystal layer 206, and use other display mediums.In addition, in the present embodiment, liquid crystal layer 206 is for example including can be by water
The liquid crystal molecule of the rotation of ordinary telegram field or switching (in-plane-switching) either can be rotated or be switched by vertical electric field
The liquid crystal molecule of (vertical switching), but invention is not limited thereto.
Pel array layer 204 is configured on substrate 202.In the present embodiment, pel array layer 204 may include a plurality of sweeps
Retouch line SL2, multiple data lines DL2 and multiple pixel unit U2.It indicates for clarity, Fig. 3 only shows a corresponding pixel list
The local display panel 200 of first U2.In the present embodiment, liquid crystal layer 206 is overlapped in multiple pixel unit U2.In this embodiment party
In formula, the extending direction of scan line SL2 is not identical as the extending direction of data line DL2.In addition, in the present embodiment, scanning
Line SL2 and data line DL2 is to be located at different film layer, and accompany insulating layer between scan line SL2 and data line DL2 and (do not show
Out).Based on the considerations of electric conductivity, scan line SL2 and data line DL2 are usually to be made using metal material.However, this hair
Bright to be not limited to this, according to other embodiments, such as alloy, metal material is also can be used in scan line SL2 and data line DL2
The nitride of material, the oxide of metal material, metal material nitrogen oxides, it is nonmetallic but have conductive characteristic material or
Other suitable materials.In addition, in the present embodiment, scan line SL2 and data line DL2 can be respectively single-layer or multi-layer knot
Structure.
In the present embodiment, each pixel unit U2 may include the first sub-pixels SP1, the second sub-pixels SP2 and
Third sub-pixels SP3.In the present embodiment, each first sub-pixels SP1, each second sub-pixels SP2 and
Each third sub-pixels SP3 connects with an electrical property in one and multiple data lines DL2 in multi-strip scanning line SL2 respectively
It connects.In the present embodiment, each first sub-pixels SP1, each second sub-pixels SP2 and each third dice
The pixel electrode PE that pixel SP3 respectively includes active member T2 and is electrically connected with active member T2.Active member T2 can be
Any thin film transistor (TFT) well known to those of ordinary skill in any technical field, for example including grid, channel layer, source
Pole and drain electrode (not indicating).In the present embodiment, pixel electrode PE is blocky pixel electrode, however the present invention is not limited to
This.In other embodiments, pixel electrode PE can be in any technical field and appoint well known to those of ordinary skill
One pixel electrode, such as the pixel electrode with slit pattern.In the present embodiment, the material of pixel electrode PE may include
Bright metal conductive oxide material, e.g. (but being not limited to): indium tin oxide, indium-zinc oxide, aluminium tin-oxide, aluminium zinc
Oxide, indium gallium zinc oxide or above-mentioned at least two stack layer.As it was noted above, liquid crystal layer 206 is overlapped in multiple pictures
Plain unit U2, therefore the liquid crystal molecule in liquid crystal layer 206 is (detailed in carrying out hereinafter by pixel electrode PE and common electrode layer 208
Thin description) between potential difference and drive.In addition, in the present embodiment, in each pixel unit U2, the first dice picture
The one extending direction sequential of plain SP1, the second sub-pixels SP2 and third sub-pixels SP3 in scan line SL2.
Black matrix 212 is configured on substrate 214.In the present embodiment, black matrix 212 is to cover display panel 200
In be not intended to the element and cabling watched by user, such as scan line SL3, data line DL2 and active member T2.Although this reality
The mode of applying is so that black matrix 212 is located on substrate 214 as an example, but invention is not limited thereto.In other embodiments, black square
Battle array 212 is located on substrate 202, and constitutes black matrix in the structure of (black matrix on array, BOA) on pixel array.
In addition, the material of black matrix 212 is, for example, the reflexive lower materials such as black resin or shading metal (such as: chromium).
Chromatic filter layer 210 is configured on substrate 214.In the present embodiment, chromatic filter layer 210 may include right respectively
Answer multiple first that multiple first sub-pixels SP1, multiple second sub-pixels SP2 and multiple third sub-pixels SP3 are arranged
Color filter pattern CF1, multiple second color filter pattern CF2 and multiple third color filter pattern CF3.As it was noted above, each
In a pixel unit U2, the first sub-pixels SP1, the second sub-pixels SP2 and third sub-pixels SP3 are along scan line SL2
One extending direction sequential, therefore corresponding pixel unit a U2, the first color filter pattern CF1, the second color filter
The one extending direction sequential of pattern CF2 and third color filter pattern CF3 equally in scan line SL2, such as Fig. 3 institute
Show.In addition, in the present embodiment, the first sub-pixels SP1, the second sub-pixels SP2 and third sub-pixels SP3 are respectively
Red sub-pixel, green sub-pixels and blue subpixels, but invention is not limited thereto.Specifically, when in liquid crystal layer 206
Liquid crystal molecule by the pixel electrode PE of the first sub-pixels SP1, the pixel electrode PE and third color of the second sub-pixels SP2
Potential difference between the pixel electrode PE and common electrode layer 208 (Yu Houwen is described in detail) of sub-pixel SP3 drives and makes
When light from backlight module 100 penetrates, red, green and blue can be shown respectively.Although present embodiment is with coloured silk
For color filtering optical layer 210 is located on substrate 214, but invention is not limited thereto.In other embodiments, chromatic filter layer
210 are located on substrate 202, and constitute chromatic filter layer in the knot of (color filter on array, COA) on pixel array
Structure.
Common electrode layer 208 is configured on substrate 214.In the present embodiment, the material of common electrode layer 208 may include
Transparent metal oxide conductive material, e.g. (but being not limited to): indium tin oxide, indium-zinc oxide, aluminium tin-oxide, aluminium
Zinc oxide, indium gallium zinc oxide or above-mentioned at least two stack layer.In the present embodiment, common electrode layer 208 can
It is electrically connected to shared voltage, for example, about 0 volt.
It is noted that those of ordinary skill in any technical field is, it is to be appreciated that display panel according to above
200 also include other components, such as alignment film, peripheral driving circuit etc..In addition, the present invention is not intended to limit display panel 200
Type, therefore display panel 200 is, for example, twisted nematic (Twisted Nematic, TN) type display panel, vertical arrangement
(Vertical Alignment, VA) type display panel, fringe field switch (Fringe Field Switching, FFS) type
Display panel, coplanar conversion (In-Plane Switching, IPS) type display panel or visual angle high-resolution technology (Advanced
Hyper-Viewing Angle, AHVA) type display panel.And those of ordinary skill in any technical field, display panel
200 framework can be different and different with type, for example: when display panel 200 be fringe field switch type display panel,
When coplane conversion type display panel or the poly-talented display panel of visual angle high-resolution, common electrode layer 208 be set on substrate 202 and
A part of pel array layer 204 can be belonged to, pixel electrode PE has slit pattern.
Referring to Fig. 1, Fig. 2 and Fig. 4, in the present embodiment, it may include substrate 302, element that light, which regulates and controls panel 300,
Layer 304, liquid crystal layer 306, common electrode layer 308 and substrate 310.It indicates for clarity, Fig. 4 is omitted liquid crystal layer 306, shares
Electrode layer 308 and substrate 308.
The material of substrate 302,308 can be glass, quartz or organic polymer.Substrate 308 is located at the opposite direction of substrate 302.
In the present embodiment, liquid crystal layer 306 is set between substrate 302 and substrate 308.In other words, light regulation panel 300 is a liquid
Crystal form light regulates and controls panel.In the present embodiment, liquid crystal layer 306 for example including can by horizontal component of electric field rotate or switch (in-
Plane-switching liquid crystal molecule) either can be rotated or be switched (vertical switching) by vertical electric field
Liquid crystal molecule, but invention is not limited thereto.
Element layer 304 is configured on substrate 302.In the present embodiment, element layer 304 may include multi-strip scanning line SL1,
Multiple data lines DL1, multiple active member T1 and multiple regulation electrode DE.In the present embodiment, liquid crystal layer 306 is overlapped in
Multiple active member T1 and multiple regulation electrode DE.In the present embodiment, scan line SL1 and data line DL1 are intersected with each other
Setting.In addition, in the present embodiment, scan line SL1 and data line DL1 be located at different film layer, and scan line SL1 with
Insulating layer (not shown) is accompanied between data line DL1.In the present embodiment, the external form of each data line DL1 is serrated
(zigzag).As shown in Fig. 2, in the present embodiment, each broken line in data line DL1 that each is serrated is at least
It overlaps with a first sub-pixels SP1, a second sub-pixels SP2 and a third sub-pixels SP3.Namely
It says, in the present embodiment, each broken line in data line DL1 that each is serrated is at least across a pixel list
Region shared by first U2.
In the present embodiment, the material of scan line SL1 and data line DL1 are light screening material, therefore scan line SL1 and number
It may make up light-shielding structure SS together according to line DL1.The material of scan line SL1 and data line DL1 can refer to aforementioned scan line SL2 and
The material of data line DL2, this will not be repeated here.
In the present embodiment, each first sub-pixels SP1, each second sub-pixels SP2 and each
Three sub-pixels SP3 are substantially equal by the light-shielding structure SS dead area covered.In other words, in the present embodiment, each
A first sub-pixels SP1 overlaps with light-shielding structure SS in the upright projection on substrate 302 in the upright projection on substrate 302
Area, each second sub-pixels SP2 on substrate 302 upright projection and light-shielding structure SS on substrate 302 hang down
Deliver directly the equitant area of shadow and each third sub-pixels SP3 on substrate 302 upright projection and light-shielding structure SS in
The equitant area of upright projection on substrate 302 is substantially equal to each other.In this way, in display device 10, in black square
Under the bridging effect of 212 and light-shielding structure SS of battle array together, each first sub-pixels SP1, each second sub-pixels SP2
And each third sub-pixels SP3 can have the aperture opening ratio being substantially equal.On the other hand, in the present embodiment, first
The area of any of sub-pixels SP1, the second sub-pixels SP2 and third sub-pixels SP3 are A and by light-shielding structure SS
The dead area of masking is that B, A and B meet following relationship: 0% < B/A < about 65%.
In the present embodiment, each active member T1 respectively with one and a plurality of data in multi-strip scanning line SL1
An electric connection in line DL1.Active member T1 can be in any technical field well known to those of ordinary skill
Any thin film transistor (TFT), for example including grid, channel layer, source electrode and drain electrode (not indicating).
In the present embodiment, each regulation electrode DE is electrically connected with one in multiple active member T1 respectively.
In the present embodiment, each regulation electrode DE has multiple strip shaped electric poles SE.In other words, in the present embodiment, each
A regulation electrode DE has the electrode of slit pattern.However, the present invention is not limited thereto.In other embodiments, regulation electricity
Pole DE may be block type electrode.In addition, multiple strip shaped electric poles SE are overlapped in a plurality of data respectively in each regulation electrode DE
One in line DL1.As shown in figure 4, multiple strip shaped electric poles SE are overlapped in corresponding number respectively in each regulation electrode DE
According to the broken line in line DL1.Specifically, as shown in figure 4, in each regulation electrode DE, each strip shaped electric poles SE tool
Have bending part C1 and bending part C2, wherein bending part C1 is overlapped in corresponding data line DL1, and bending part C2 be overlapped in it is corresponding
Scan line SL1.Although coming it is noted that being easy to produce and will affect at the bending part C1 and bending part C2 of strip shaped electric poles SE
The black streak phenomenon (disclination) penetrated from the light of backlight module 100, but bending part C1 is overlapped in corresponding data
Line DL1, and bending part C2 is overlapped in corresponding scan line SL1, can prevent black streak phenomenon penetrating to light regulation panel 300 whereby
Rate impacts.On the other hand, since each regulation electrode DE has similar multiple strip shaped electric poles SE in " > " font, therefore
It can make the liquid crystal molecule in liquid crystal layer 306 that multiple domain orientation arrangement (multi-domain be presented when being driven
arrangement)。
Referring to Fig. 2 and Fig. 4, in the present embodiment, each regulation electrode DE is overlapped in two pixel unit U2.
In this way, which in the present embodiment, the resolution that light regulates and controls panel 300 is lower than the resolution of display panel 200, to avoid drop
Low aperture opening ratio.
As it was noted above, liquid crystal layer 306 is overlapped in multiple active member T1 and multiple regulation electrode DE, therefore liquid crystal layer
Liquid crystal molecule in 306 can decide whether to penetrate the light from backlight module 100 by the regulation of active member T1.In detail
For thin, the liquid crystal molecule in liquid crystal layer 306 can be by enable active member T1 so that regulation electrode DE and common electrode layer 308
Between driven there are potential difference, the transparent light of the light whereby from backlight module 100 regulates and controls panel 300.For example,
By enabling a part of active member T1 in multiple active member T1, can make to correspond to the liquid crystal through enabled active member T1
Molecule is driven and the light from backlight module 100 is made to penetrate light regulation panel 300, and is corresponded to without enabled active element
The liquid crystal molecule of part T1 will not then allow the light from backlight module 100 to penetrate light regulation panel 300.
Common electrode layer 308 is configured on substrate 310.However, the present invention is not limited thereto.In other embodiments,
Common electrode layer 308 also can be set on substrate 302 and belonging to a part of element layer 304.In the present embodiment, it shares
The material of electrode layer 308 may include transparent metal oxide conductive material, be, for example, (but being not limited to): indium tin oxide, indium
Zinc oxide, aluminium tin-oxide, aluminium zinc oxide, indium gallium zinc oxide or above-mentioned at least two stack layer.In this implementation
In mode, common electrode layer 308 can be electrically connected to shared voltage, for example, about 0 volt.
It is worth noting that due to light regulation panel 300 can zonal control from the light of backlight module 100 penetrate light tune
Panel 300 is controlled, whereby by including the backlight module 100 sequentially stacked, light regulation panel 300 and display panel 200, display dress
Set 10 effects for being achieved high contrast.
In addition, when the resolution of light regulation panel 300 is different from the resolution of display panel 200, if single pixel list
The aperture opening ratio of the first sub-pixels SP1, the second sub-pixels SP2 of first U2 and third sub-pixels SP3 not etc. whens, be also easy to produce coloured silk
Color moire fringes phenomenon (Color Moir é effect), by present embodiment, each first sub-pixels SP1, each
Second sub-pixels SP2 and each third sub-pixels SP3 are substantially equal by the light-shielding structure SS dead area covered, are borrowed
This avoids or reduces colored moire fringes phenomenon (Color Moir é effect).In other embodiments, display device also includes
Light regulation panel 300 is overlapped in further to obscure moire fringes phenomenon with the diffusion sheet compared with low haze, is asked with mitigating moire fringes
It inscribes and maintains display device that there is good penetrance, the haze value (haze value) of diffusion sheet is exemplified as 20% to 60%.
Compared with low haze diffusion sheet citing be located at light regulation panel 300 and display panel 200 between or display panel 200
Regulate and control between panel 300 and diffusion sheet compared with low haze in light.
In addition, in display device 10, although the light from backlight module 100 can sequentially be perforated through light regulation panel
300 and display panel 200, but since the aperture opening ratio of light regulation panel 300 is higher than the aperture opening ratio of display panel 200, light regulates and controls face
The degree that plate 300 influences the penetrance of light can reduce, so as to improving the penetrance of display device 10.
In addition, display device 10 each first sub-pixels SP1, each second sub-pixels SP2 and each
When third sub-pixels SP3 is substantially equal by the light-shielding structure SS dead area covered, the external form of each data line DL1 is in
Zigzag, and each regulation electrode DE is overlapped in two pixel unit U2.However, the present invention is not restricted to this.At other
In embodiment, each regulation electrode DE is overlapped in three or more pixel unit U2, and for example, 3,4,6 or 9, light regulates and controls
The framework of panel 300 can be adjusted according to the actually framework of display device 10, demand etc., if be able to achieve each first
The screening that sub-pixels SP1, each second sub-pixels SP2 and each third sub-pixels SP3 are covered by light-shielding structure SS
Lee-side product is substantially equal.
In addition, the light regulation panel 300 in display device 10 can make the liquid crystal molecule in liquid crystal layer 306 be in when being driven
Existing multiple domain orientation arrangement, but the present invention is not limited thereto.In other embodiments, the liquid crystal molecule in liquid crystal layer 306 is in quilt
It is that single domain orientation arrangement is presented when driving.It is illustrated hereinafter, other embodiments will be directed to referring to Fig. 5, Fig. 6.Herein must
It should be noted that following embodiments have continued to use the component symbol and partial content of aforementioned embodiments, wherein using identical or
Similar symbol indicates the same or similar element, and is omitted the explanation of same technique content.About clipped
Illustrate to can refer to aforementioned embodiments, it is no longer repeated for following embodiments.
Fig. 5 is the local upper schematic diagram according to the light regulation panel of another embodiment of the present invention.Referring to
The light regulation panel 400 of Fig. 5 and Fig. 4, Fig. 5 are similar to the light of Fig. 4 regulation panel 300, and difference essentially consists in: regulation electrode DE's
Configuration, therefore regulate and control below for the light of Fig. 5 and said at the difference between panel 400 and the light regulation panel 300 of Fig. 4
Bright, the same or similar element is indicated with the same or similar symbol, and the explanation of same technique content is omitted.About province
The explanation of slightly part can refer to aforementioned embodiments.
Referring to figure 5., in each regulation electrode DE, each strip shaped electric poles SE has bending part C3, wherein bending part
C3 can be overlapped in corresponding scan line SL1.Although it is noted that being easy to produce at the bending part C3 of strip shaped electric poles SE black
Line phenomenon, but bending part C3 is overlapped in corresponding scan line SL1, can prevent black streak phenomenon to light regulation panel 400 whereby
Penetrance impacts.Rest part please refers to aforementioned embodiments, and this will not be repeated here.
Fig. 6 is the local upper schematic diagram according to the light regulation panel of another embodiment of the present invention.Referring to
The light regulation panel 500 of Fig. 6 and Fig. 5, Fig. 6 are similar to the light of Fig. 5 regulation panel 400, and difference essentially consists in: regulation electrode DE's
Configuration, therefore regulate and control below for the light of Fig. 6 and said at the difference between panel 500 and the light regulation panel 400 of Fig. 5
Bright, the same or similar element is indicated with the same or similar symbol, and the explanation of same technique content is omitted.About province
The explanation of slightly part can refer to aforementioned embodiments.
Fig. 6 is please referred to, in each regulation electrode DE, each strip shaped electric poles SE has bending part C4, wherein bending part
C4 can be overlapped in corresponding data line DL1.Although it is noted that being easy to produce at the bending part C4 of strip shaped electric poles SE black
Line phenomenon, but bending part C4 is overlapped in corresponding data line DL1, can prevent black streak phenomenon to light regulation panel 500 whereby
Penetrance impacts.On the other hand, please to the region K that should refer to Fig. 6 and Fig. 2, in the present embodiment, each regulation electricity
Pole DE is overlapped in three pixel unit U2.Rest part please refers to aforementioned embodiments, and this will not be repeated here.
In addition, scan line SL1 constitutes light-shielding structure SS, but this hair together with data line DL1 in light regulation panel 300
It is bright to be not limited to this.In other embodiments, light-shielding structure SS can further include black matrix.Hereinafter, other will be directed to referring to Fig. 7
Embodiment be illustrated.It should be noted that, following embodiments have continued to use the component symbol of aforementioned embodiments herein
With partial content, wherein indicating the same or similar element using the same or similar symbol, and same technique is omitted
The explanation of content.Explanation about clipped can refer to aforementioned embodiments, and it is no longer repeated for following embodiments.
Fig. 7 is the local upper schematic diagram according to the light regulation panel of another embodiment of the present invention.Referring to
The light regulation panel 600 of Fig. 7 and Fig. 4, Fig. 7 are similar to the light of Fig. 4 regulation panel 300, and difference essentially consists in: light regulates and controls panel
600 include black matrix 602, and light regulation panel 300 does not include black matrix, therefore regulates and controls panel 600 below for the light of Fig. 7
It is illustrated at difference between the light regulation panel 300 of Fig. 4, the same or similar element is with the same or similar symbol table
Show, and the explanation of same technique content is omitted.Explanation about clipped can refer to aforementioned embodiments.
Fig. 7 is please referred to, in the present embodiment, light-shielding structure SS includes scan line SL1, data line DL1 and black matrix
602, wherein black matrix 602 includes the light shielding part 602a and light shielding part 602b interconnected.In the present embodiment, light shielding part
602a is overlapped in scan line SL1, data line DL1 and active member T1.In the present embodiment, light shielding part 602b is overlapped in scanning
Line SL1, data line DL1 and active member T1 and it is located at scan line SL1 and data line DL1 and intersects place.In this way, black matrix
602, which can be used to cover light, regulates and controls in panel 600 to be not intended to the element and cabling watched by user.In addition, in present embodiment
In, the width wb of light shielding part 602b is greater than the width wa1 and width wa2 of light shielding part 602a, therefore light shielding part 602b is capable of providing area
Domain property and additional dead area.In this way, pass through the black square of setting in the insufficient situation of dead area at specific region
Battle array 602 can be used as to realize each first sub-pixels SP1, each second sub-pixels SP2 and each third color
One of the means that sub-pixel SP3 is substantially equal by the light-shielding structure SS dead area covered.In the present embodiment, black matrix
602 material is, for example, the reflexive lower materials such as black resin or shading metal (such as: chromium).In addition, according to above
The description as described in black matrix 212, those of ordinary skill is, it is to be appreciated that black matrix 602 is configured in any technical field
On substrate 302 or on substrate 310, wherein then constituting black matrix in pixel array when black matrix 602 is configured on substrate 302
The structure of upper (black matrix on array, BOA).Rest part please refers to aforementioned embodiments, and this will not be repeated here.
In addition, in the present embodiment, black matrix 602 includes light shielding part 602b, to provide regional and additional masking
Area, but the present invention is not limited thereto.In other embodiments, black matrix 602 may not include light shielding part 602b, and only include
It can be used to cover the light shielding part 602a of the element and cabling that are not intended to be watched by user.
In addition, in the present embodiment, the light shielding part 602b to provide regional and additional dead area is to belong to
A part of black matrix 602, but the present invention is not limited thereto.In other embodiments, light shielding part 602b is also possible to by sweeping
Line SL1 and/or data line DL1 are retouched to realize, the material of light shielding part 602b may include metal material, alloy, metal material at this time
Nitride, the oxide of metal material, the nitrogen oxides of metal material, material that is nonmetallic but having conductive characteristic or its
Its suitable material.
In addition, the configuration of light shielding part 602b is not limited with person drawn in Fig. 7, it can be according to the frame of actually display device
Structure, demand etc. are adjusted.For example, the profile of light shielding part 602b can be the geometry other than circle, such as oval
Shape, triangle, rectangle, diamond shape, pentagon, hexagon etc..For by way of further example, according to the insufficient demand of dead area, shading
Portion 602b, which can be only fitted to scan line SL1, and data line DL1 intersects sentences outer position.
In addition, in light regulation panel 300, in each first sub-pixels SP1, each second sub-pixels SP2
And each third sub-pixels SP3 is by the light-shielding structure SS dead area covered when being substantially equal, each regulation electrode
DE is overlapped in two pixel unit U2, but the present invention is not limited thereto.As it was noted above, being able to achieve each first dice picture
The dead area that plain SP1, each second sub-pixels SP2 and each third sub-pixels SP3 are covered by light-shielding structure SS
In the case where being substantially equal, the framework of light regulation panel 300 can be carried out according to the actually framework of display device 10, demand etc.
Adjustment.It is illustrated hereinafter, other embodiments will be directed to referring to Fig. 8 to Figure 10.Herein it should be noted that, following implementations
Mode has continued to use the component symbol and partial content of aforementioned embodiments, wherein being indicated using the same or similar symbol identical
Or similar element, and the explanation of same technique content is omitted.Explanation about clipped can refer to aforementioned embodiment party
Formula, it is no longer repeated for following embodiments.
Fig. 8 is the local upper schematic diagram according to the display device of another embodiment of the present invention.Referring to Fig. 8
And the display device 20 of Fig. 2, Fig. 8 are similar to the display device 10 of Fig. 2, therefore the same or similar element is with the same or similar
Symbol indicates, and the explanation of same technique content is omitted.Explanation about clipped can refer to aforementioned embodiments.With
Under, it will be with regard to being illustrated at the difference between the display device 20 of Fig. 8 and the display device 10 of Fig. 2.Although it is worth noting that, figure
Regulation electrode DE is not shown in 8, but according to the description for being directed to display device 10 according to Fig. 1 to Fig. 4 above, any affiliated technology neck
Those of ordinary skill in domain, it is to be appreciated that in display device 20 regulation electrode DE structure, connection relationship and setting relationship etc.
Related content.
Fig. 8 is please referred to, in the present embodiment, the external form of each data line DL2 is serrated.As shown in figure 8, in light
Regulate and control in panel 400, in each first sub-pixels SP1, each second sub-pixels SP2 and each third dice picture
When plain SP3 is substantially equal by the light-shielding structure SS dead area covered, each regulation electrode DE is overlapped in four pixel lists
First U2.In addition, as shown in figure 8, each broken line in the data line DL1 that each is serrated at least with first dice
Pixel SP1, a second sub-pixels SP2 and a third sub-pixels SP3 overlap.That is, in present embodiment
In, each broken line in data line DL1 that each is serrated is at least across region shared by a pixel unit U2.
Rest part please refers to aforementioned embodiments, and this will not be repeated here.
Fig. 9 is the local upper schematic diagram according to the display device of another embodiment of the present invention.Referring to Fig. 9
And the display device 30 of Fig. 2, Fig. 9 are similar to the display device 10 of Fig. 2, therefore the same or similar element is with the same or similar
Symbol indicates, and the explanation of same technique content is omitted.Explanation about clipped can refer to aforementioned embodiments.With
Under, it will be with regard to being illustrated at the difference between the display device 30 of Fig. 9 and the display device 10 of Fig. 2.Although it is worth noting that, figure
Regulation electrode DE is not shown in 9, but according to the description for being directed to display device 10 according to Fig. 1 to Fig. 4 above, any affiliated technology neck
Those of ordinary skill in domain, it is to be appreciated that in display device 30 regulation electrode DE structure, connection relationship and setting relationship etc.
Related content.
Fig. 9 is please referred to, in display device 30, light regulates and controls the horizontal shortest distance of the adjacent data line DL1 of panel 500 about
Equal to the width of two pixel unit U2, the horizontal shortest distance of the adjacent scanning lines SL1 of light regulation panel 500 is approximately equal to two
The length of pixel unit U2, each regulation electrode DE correspond to the area of four pixel unit U2, are serrated by setting
Data line DL1, for whole display device 30, each first sub-pixels SP1, each second sub-pixels SP2
And each third sub-pixels SP3 is substantially equal by the light-shielding structure SS dead area covered.Before rest part please refers to
Embodiment is stated, this will not be repeated here.
Figure 10 is the local upper schematic diagram according to the display device of another embodiment of the present invention.Referring to figure
The display device 40 of 10 and Fig. 2, Figure 10 and the display device 10 of Fig. 2 are similar, therefore the same or similar element is with identical or phase
As symbol indicate, and the explanation of same technique content is omitted.Explanation about clipped can refer to aforementioned embodiment party
Formula.Hereinafter, by with regard to being illustrated at the difference between the display device 40 of Figure 10 and the display device 10 of Fig. 2.It is worth noting that,
Although regulation electrode DE is not shown in Figure 10, according to the description for being directed to display device 10 according to Fig. 1 to Fig. 4 above, Ren Hesuo
Belong to those of ordinary skill in technical field, it is to be appreciated that the structure of the regulation electrode DE in display device 40, connection relationship and setting
Set the related contents such as relationship.
Figure 10 is please referred to, in display device 40, light regulates and controls the horizontal shortest distance of the adjacent data line DL1 of panel 600
It is approximately equal to the width of two pixel unit U2, the horizontal shortest distance of the adjacent scanning lines SL1 of light regulation panel 500 is approximately equal to one
The length of a pixel unit U2, each regulation electrode DE correspond to the area of two pixel unit U2, are in sawtooth by setting
The data line DL1 of shape, light regulation panel 600 in, each first sub-pixels SP1, each second sub-pixels SP2 and
Each third sub-pixels SP3 is substantially equal by the light-shielding structure SS dead area covered.As shown in Figure 10, each is in
Each broken line in jagged data line DL1 at least with two the first sub-pixels SP1, two the second sub-pixels SP2
And two third sub-pixels SP3 overlap.That is, in the present embodiment, the data line DL1 that each is serrated
In each broken line at least across region shared by two pixel unit U2.Rest part please refers to aforementioned embodiments,
This will not be repeated here.
In conclusion passing through the light being located in backlight film group in at least display device of an embodiment of the invention
Regulation panel includes light-shielding structure and multiple regulation electrodes, and light-shielding structure includes multi-strip scanning line and multiple data lines, multiple
Regulate and control electrode respectively with an electric connection in one in scan line and data line, and the display being located on light regulation panel
Panel includes multiple pixel units, each pixel unit includes the be substantially equal by the dead area that light-shielding structure covers
One sub-pixels, the second sub-pixels and third sub-pixels enable display device to have high contrast, good penetrate
It rate and avoids generating colored moire fringes phenomenon.
Although the present invention is disclosed as above with embodiment, however, it is not to limit the invention, any affiliated technology neck
Those of ordinary skill in domain, it is without departing from the spirit and scope of the present invention, therefore of the invention when can make a little variation and retouching
Protection scope when view appended claims institute defender subject to.
Claims (10)
1. a kind of display device, comprising:
One backlight module；
One light regulates and controls panel, is configured on the backlight module and includes:
One light-shielding structure；
Multiple first active members；And
Multiple regulation electrodes are electrically connected with one in multiple first active members respectively；And
One display panel is configured on light regulation panel and including multiple pixel units, wherein each pixel unit packet
Include one first sub-pixels, one second sub-pixels and a third that the dead area covered by the light-shielding structure is substantially equal
Sub-pixels.
2. display device as described in claim 1, plurality of first sub-pixels, multiple second sub-pixels
And one area in multiple third sub-pixels is A, and the sub-pixel that the area is A is covered by the light-shielding structure
Dead area is B, 0% < B/A < 65%.
3. display device as described in claim 1, wherein the external form of every first data line is serrated.
4. display device as described in claim 1, wherein each regulation electrode corresponds to multiple first sub-pixels
At least one of, at least one at least one of multiple second sub-pixels and multiple third sub-pixels
A setting.
5. display device as described in claim 1, wherein the light-shielding structure includes a plurality of first scan line and a plurality of first
Data line, multiple first active members respectively with one and a plurality of first data in a plurality of first scan line
An electric connection in line
6. display device as claimed in claim 5, wherein there are each regulation electrode multiple strip shaped electric poles to be overlapped respectively
One in a plurality of first data line, and wherein light regulation panel further includes that one first liquid crystal layer is overlapped in multiple institutes
State regulation electrode.
7. display device as claimed in claim 5, wherein the light-shielding structure further includes that a black matrix is overlapped in a plurality of described
Scan line and a plurality of first data line.
8. display device as claimed in claim 5, the wherein display panel further include:
A plurality of second scan line and a plurality of second data line, plurality of first sub-pixels, multiple second colors
Sub-pixel and multiple third sub-pixels respectively with one and a plurality of second number in a plurality of second scan line
According to an electric connection in line；And
Multiple first color filter patterns, multiple second color filter patterns and multiple third color filter patterns, respectively correspond multiple institutes
The first sub-pixels, multiple second sub-pixels and multiple third sub-pixels settings are stated, wherein in each picture
In plain unit, first sub-pixels, second sub-pixels and the third sub-pixels are along a plurality of second scan line
One extending direction sequential, wherein the first color filter pattern, the second color filter pattern and the third color filter
Pattern is respectively red, green and blue.
9. display device as described in claim 1 further includes that a diffusion sheet is overlapped in light regulation panel, the mist of the diffusion sheet
Angle value is 20% to 60%.
10. display device as described in claim 1, wherein the display panel further includes that one second liquid crystal layer is overlapped in multiple institutes
Pixel unit is stated, wherein each first sub-pixels, each second sub-pixels and each third sub-pixels difference
Include:
One second active member；And
One pixel electrode is electrically connected, wherein each regulation electrode is overlapped in multiple pictures with second active member
It is N number of in plain unit, N 2,3,4,6 or 9.
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| TW107135214A TWI678583B (en) | 2018-10-05 | 2018-10-05 | Display device |
| TW107135214 | 2018-10-05 |
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| CN112433416A (en) * | 2020-12-18 | 2021-03-02 | 厦门天马微电子有限公司 | Double-screen display panel and electronic equipment |
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