CN108873535A - Liquid crystal display panel - Google Patents
Liquid crystal display panel Download PDFInfo
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- CN108873535A CN108873535A CN201810953408.9A CN201810953408A CN108873535A CN 108873535 A CN108873535 A CN 108873535A CN 201810953408 A CN201810953408 A CN 201810953408A CN 108873535 A CN108873535 A CN 108873535A
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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 245
- 239000000758 substrate Substances 0.000 claims abstract description 46
- 238000005452 bending Methods 0.000 abstract 1
- 238000012360 testing method Methods 0.000 description 39
- 101100208473 Neurospora crassa (strain ATCC 24698 / 74-OR23-1A / CBS 708.71 / DSM 1257 / FGSC 987) lcm-2 gene Proteins 0.000 description 31
- 230000000052 comparative effect Effects 0.000 description 28
- 239000011248 coating agent Substances 0.000 description 21
- 238000000576 coating method Methods 0.000 description 21
- 230000005540 biological transmission Effects 0.000 description 14
- 230000005684 electric field Effects 0.000 description 14
- 101100224481 Dictyostelium discoideum pole gene Proteins 0.000 description 9
- 101150046160 POL1 gene Proteins 0.000 description 9
- 101150110488 POL2 gene Proteins 0.000 description 9
- 101100117436 Thermus aquaticus polA gene Proteins 0.000 description 9
- 230000007423 decrease Effects 0.000 description 8
- 230000005611 electricity Effects 0.000 description 7
- 239000003990 capacitor Substances 0.000 description 6
- 230000002401 inhibitory effect Effects 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- 230000035515 penetration Effects 0.000 description 5
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 4
- 239000000470 constituent Substances 0.000 description 3
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 2
- -1 aluminium tin-oxide Chemical compound 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052733 gallium Inorganic materials 0.000 description 2
- 229910052738 indium Inorganic materials 0.000 description 2
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 2
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000003071 parasitic effect Effects 0.000 description 2
- 230000010287 polarization Effects 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- YVTHLONGBIQYBO-UHFFFAOYSA-N zinc indium(3+) oxygen(2-) Chemical compound [O--].[Zn++].[In+3] YVTHLONGBIQYBO-UHFFFAOYSA-N 0.000 description 2
- 239000011787 zinc oxide Substances 0.000 description 2
- JYMITAMFTJDTAE-UHFFFAOYSA-N aluminum zinc oxygen(2-) Chemical compound [O-2].[Al+3].[Zn+2] JYMITAMFTJDTAE-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- JAONJTDQXUSBGG-UHFFFAOYSA-N dialuminum;dizinc;oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Al+3].[Al+3].[Zn+2].[Zn+2] JAONJTDQXUSBGG-UHFFFAOYSA-N 0.000 description 1
- 239000002019 doping agent Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/137—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
-
- 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
- G02F1/137—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
- G02F1/139—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on orientation effects in which the liquid crystal remains transparent
-
- 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
- G02F1/137—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
- G02F1/13706—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering the liquid crystal having positive dielectric anisotropy
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Liquid Crystal (AREA)
- Liquid Crystal Substances (AREA)
Abstract
A liquid crystal display panel comprises a first substrate, a pixel array, a first alignment film, a second substrate, a common electrode, a second alignment film and a liquid crystal composition, wherein the pixel array is arranged on the first substrate, the first alignment film is arranged on the pixel array and has a first alignment direction, the second substrate is arranged opposite to the first substrate, the common electrode is arranged on the second substrate, the second alignment film is arranged on the common electrode and has a second alignment direction, the first alignment direction and the second alignment direction are staggered, the liquid crystal composition is arranged between the first alignment film and the second alignment film, and the liquid crystal composition has the following properties of △>0 and K11/K330.9533, wherein △ is dielectric anisotropy of the liquid crystal composition, K11Is the coefficient of expansion elasticity, K, of the liquid crystal composition33Is the bending elastic coefficient of the liquid crystal composition.
Description
Technical field
The present invention relates to a kind of display panels, and in particular to a kind of liquid crystal display panel.
Background technique
In recent years, the competing Related product of electricity emerged on casino market, thus drove plot and display card, computer peripheral, shows
Show the demand of panel or other relevant hardware devices.When carrying out electric competing game, game content is mostly the dynamic menu of high speed, therefore
The performance of display panel plays the part of very important role to the visual experience of player, and high picture update rate (High frame
Rate display panel) also becomes one of the developing focus of each panel factory.
However, display panel driver circuit (such as:Common electrode line and data line) between there are parasitic capacitances, work as picture
When face turnover rate is promoted to 240Hz or more by the 144Hz of current market mainstream, parasitic capacitance can make display panel display letter occur
The problem of number cross-talk (H Crosstalk).Therefore, how to develop with high picture update rate and show that signal cross-talk is slight
One of the direction that display panel is made great efforts for each panel factory.
Summary of the invention
The present invention provides a kind of liquid crystal display panel, excellent performance.
Liquid crystal display panel of the invention, including first substrate, pixel array, the first alignment film, the second substrate, shared electricity
Pole, the second alignment film and liquid-crystal composition.Pixel array is set on first substrate.First alignment film is set on pixel array
And there is the first alignment direction.The second substrate is set to the opposite direction of first substrate.Common electrode is set in the second substrate.Second
Alignment film is set in common electrode and has the second alignment direction.Wherein the first alignment direction is interlocked with the second alignment direction.
Liquid-crystal composition is set between the first alignment film and the second alignment film, and has property below:△ε>0 and K11/K33≤
0.9533, wherein △ ε is dielectric constant anisotropy, the K of liquid-crystal composition11For dilatational elasticity coefficient, the K of liquid-crystal composition33For liquid
The elasticity of flexure coefficient of brilliant constituent.
In one embodiment of this invention, above-mentioned liquid-crystal composition has curve of the voltage to penetrance, first voltage
64 grayscale of corresponding liquid crystal display panel, curve have the first tangent slope under first voltageAnd
In one embodiment of this invention, above-mentioned liquid-crystal composition has curve of the voltage to penetrance, second voltage
128 grayscale of corresponding liquid crystal display panel, curve have the second tangent slope under second voltageAnd
In one embodiment of this invention, above-mentioned liquid-crystal composition has curve of the voltage to penetrance, tertiary voltage
192 grayscale of corresponding liquid crystal display panel, curve have third tangent slope under tertiary voltageAnd
In one embodiment of this invention, above-mentioned liquid-crystal composition has curve of the voltage to penetrance, second voltage
128 grayscale of corresponding liquid crystal display panel, curve have the second tangent slope under second voltageTertiary voltage is corresponding
192 grayscale of liquid crystal display panel, curve have third tangent slope under tertiary voltageAnd
In one embodiment of this invention, above-mentioned liquid-crystal composition has curve of the voltage to penetrance, first voltage
64 grayscale of corresponding liquid crystal display panel, curve have the first tangent slope under first voltageTertiary voltage is corresponding
192 grayscale of liquid crystal display panel, curve have third tangent slope under tertiary voltageAnd
In one embodiment of this invention, the K of above-mentioned liquid-crystal composition11≤10.2(pN)。
In one embodiment of this invention, the K of above-mentioned liquid-crystal composition33≤10.7(pN)。
In one embodiment of this invention, above-mentioned liquid crystal display panel further includes:Chromatic filter layer is configured at the first base
On plate or the second substrate.
Based on above-mentioned, the liquid crystal display panel of the embodiment of the present invention is joined by being suitably designed the physics of liquid-crystal composition
Number can reduce penetrance of the liquid-crystal composition in specific grey-scale range to the change rate of voltage, and then mitigate LCD display
Plate is generated under high frequency operation to show signal cross-talk (HCrosstalk).
To make the foregoing features and advantages of the present invention clearer and more comprehensible, special embodiment below, and it is detailed to cooperate attached drawing to make
Carefully it is described as follows.
Detailed description of the invention
Fig. 1 is the diagrammatic cross-section of the liquid crystal display panel of the first embodiment of the present invention.
Fig. 2 is the schematic top plan view of the first substrate of the liquid crystal display panel of Fig. 1, pixel array and the first alignment film.
Fig. 3 shows the first polarizing coating, the first alignment film, liquid crystal point in the regional area I of the liquid crystal display panel of Fig. 1
Son, the second alignment film and the second polarizing coating.
Fig. 4 shows the first polarizing coating, the first alignment film, liquid crystal point in the regional area I of the liquid crystal display panel of Fig. 1
Son, the second alignment film and the second polarizing coating.
Fig. 5 is the diagrammatic cross-section of the liquid crystal display panel of the second embodiment of the present invention.
Fig. 6 is the diagrammatic cross-section of the liquid crystal display panel of comparative example.
Fig. 7 is comparative example of the invention, the voltage of the liquid-crystal composition of first embodiment and second embodiment is to penetrance
Curve graph.
Description of symbols:
10,10A,20:Liquid crystal display panel
100:First substrate
150:Pixel electrode
200:The second substrate
250:Common electrode
300:Chromatic filter layer
AL1:First alignment film
AL2:Second alignment film
DL:Data line
d:Gap
E,E':Electric field
I:Region
LC:Liquid crystal molecule
LCM0,LCM1,LCM2:Liquid-crystal composition
PA:Pixel array
POL1:First polarizing coating
POL2:Second polarizing coating
PX:Pixel
RD1:First alignment direction
RD2:Second alignment direction
SL:Scan line
T:Active member
TA1:First light transmission shaft
TA2:Second light transmission shaft
V1:First voltage
V2:Second voltage
V3:Tertiary voltage
VT0,VT1,VT2:Curve
ΔVL192、ΔVL128、ΔVL64:Voltage difference
ΔTL192、ΔTL128、ΔTL64:Penetrance difference
Specific embodiment
Fig. 1 is the diagrammatic cross-section of the liquid crystal display panel 10 of the first embodiment of the present invention.Fig. 2 is the liquid crystal of Fig. 1
Show the first substrate 100 of panel 10, the schematic top plan view of pixel array PA and the first alignment film AL1.Following with Fig. 1 and Fig. 2
Illustrate the structure of the liquid crystal display panel 10 of the present embodiment.
Fig. 1 is please referred to, liquid crystal display panel 10 includes first substrate 100, pixel array PA and the first alignment film AL1.Picture
Pixel array PA is set on first substrate 100.First alignment film AL1 is set on pixel array PA.Fig. 1 and Fig. 2 is please referred to, as
Pixel array PA includes multiple pixel PX of array arrangement.For example, in the present embodiment, each pixel PX includes active member
T and the pixel electrode 150 being electrically connected with active member T.First alignment film AL1 can fully cover the every of pixel array PA
One pixel PX.Referring to figure 2., in the present embodiment, pixel array PA may also include multiple data lines DL and multi-strip scanning line SL,
Wherein multiple data lines DL and multi-strip scanning line SL is staggered, and each active member T and corresponding data line DL and
A corresponding scan line SL is electrically connected.It should be noted that the pixel array PA that Fig. 2 is drawn is only to illustrate this hair
It is bright, rather than to limit the present invention.In other embodiments, pixel array PA is also possible to other appropriate patterns.
Fig. 1 is please referred to, liquid crystal display panel 10 includes the second substrate 200, common electrode 250 and the second alignment film AL2.The
Two substrates 200 are set to the opposite direction of first substrate 100.Common electrode 250 is set in the second substrate 200.Second alignment film AL2
It is set in common electrode 250.For example, in the present embodiment, common electrode 250 and 150 property of can choose of pixel electrode
Ground is all euphotic electrode, and the material of euphotic electrode includes indium tin oxide (Indium Tin Oxide), indium-zinc oxide
(Indium Zinc Oxide), aluminium tin-oxide (Aluminum Tin Oxide), aluminium zinc oxide (Aluminum Zinc
Oxide), indium gallium zinc oxide (Indium Gallium Zinc Oxide), other suitable oxides or be it is above-mentioned extremely
Both few stack layer, but invention is not limited thereto.In the present embodiment, liquid crystal display panel 10 also optionally includes
Chromatic filter layer 300.Chromatic filter layer 300 is for example arranged in the second substrate 200, and is located at common electrode 250 and second
Between substrate 200.However, invention is not limited thereto, in another embodiment, chromatic filter layer 300 be can also be configured in first
On substrate 100;In another embodiment, the setting of chromatic filter layer 300 can also be omitted.
Please refer to Fig. 1, liquid crystal display panel 10 includes liquid-crystal composition LCM1, and wherein liquid-crystal composition LCM1 is set to the
Between one alignment film AL1 and the second alignment film AL2.The liquid-crystal composition LCM1 being set in liquid crystal display panel 10 has thickness
Degree, the thickness of liquid-crystal composition LCM1 are substantially equal to the distance between the first alignment film AL1 and the second alignment film AL2, i.e. liquid
The gap d (cell gap) of LCD panel 10.
In the present embodiment, liquid-crystal composition LCM1 includes positive type liquid crystal.△ε>0, wherein △ ε is liquid-crystal composition LCM1
Positive type liquid crystal dielectric constant anisotropy (Dielectric anisotropy).When pixel electrode 150 and common electrode 250 it
Between there are when voltage, such as:When enabling common electrode 250 be grounded (Ground), and enabling pixel electrode 150 that there is a specific potential,
It will form electric field E between pixel electrode 150 and common electrode 250.In the present embodiment, since liquid-crystal composition LCM1 has △
ε>0 characteristic, therefore when electric field E is enough big, the long axis of liquid crystal molecule LC can tend to parallel electric field E arrangement.
In the present embodiment, liquid-crystal composition LCM1 also has K11And K33, wherein K11For the expansion of liquid-crystal composition LCM1
Coefficient of elasticity (Splay elastic constant), and K33For the elasticity of flexure coefficient (Bend of liquid-crystal composition LCM1
elastic constant).When effect of the liquid-crystal composition LCM1 by electric field E, liquid-crystal composition LCM1 is also simultaneously by the
The orientation of one alignment film AL1 and the second alignment film AL2.With dilatational elasticity COEFFICIENT K11And elasticity of flexure COEFFICIENT K33Liquid
Brilliant constituent LCM1 is under the orientation of sufficiently large electric field E and the first alignment film AL1 and the second alignment film AL2, liquid crystal group
It can be parallel to electric field E at the long axis of most of liquid crystal molecule LC in object LCM1, small part is close to the first alignment film AL1 and second
The long axis of the liquid crystal molecule LC of alignment film AL2 can deviate electric field E, and wherein liquid crystal molecule LC is closer to the first alignment film AL1 and
The case where two its long axis of alignment film AL2 deviation electric field E, is more obvious.
Fig. 1 is please referred to, in the present embodiment, liquid crystal display panel 10 can also further comprise the first polarizing coating POL1 and
Two polarizing coating POL2, wherein the first polarizing coating POL1 is set to the side of the separate the second substrate 200 of first substrate 100, and
Two polarizing coating POL2 are set to the side of the separate first substrate 100 of the second substrate 200.However, invention is not limited thereto,
In other embodiments, the first polarizing coating POL1 be may also set up between first substrate 100 and liquid-crystal composition LCM1, the second polarization
Film POL2 may also set up between the second substrate 200 and liquid-crystal composition LCM1, that is to say, that the first polarizing coating POL1 and second
Polarizing coating POL2 is also possible to the polarizing coating (in-cell polarizer) in gap.
Fig. 3 shows the first polarizing coating POL1, the first alignment film in the regional area I of the liquid crystal display panel 10 of Fig. 1
AL1, liquid crystal molecule LC, the second alignment film AL2 and the second polarizing coating POL2.In particular, Fig. 3 is to show pixel electrode 150 together
With between electrode 250 there are when voltage, arranging situation of the liquid crystal molecule LC under electric field E effect.Referring to figure 3., in this implementation
In example, there is the first alignment film AL1 the first alignment direction (rubbing direction) RD1, the second alignment film AL2 to have the
Two alignment direction RD2, wherein the first alignment direction RD1 intermeshes with the second alignment direction RD2.For example, in this implementation
In example, the first alignment direction RD1 can be perpendicular to the second alignment direction RD2, but invention is not limited thereto.In addition, the first polarization
There is film POL1 the first light transmission shaft TA1, the second polarizing coating POL2 to have the second light transmission shaft TA2.In the present embodiment, the first light transmission
Axis TA1 and the second light transmission shaft TA2 can substantially be respectively parallel to the first alignment direction RD1 and the second alignment direction RD2;Namely
It says, the first light transmission shaft TA1 can be perpendicular to the second light transmission shaft TA2, but invention is not limited thereto.
In the present embodiment, the first alignment direction RD1 of the first above-mentioned alignment film AL1, the second alignment film AL2 second
The phase of the second light transmission shaft TA2 of alignment direction RD2, the first light transmission shaft TA1 of the first polarizing coating POL1 and the second polarizing coating POL2
It is aobvious that normal white (Normally white) in stable twisted nematic (Twisted Nematic, TN) mode is met to configuration relation
Show mode.In other words, liquid crystal group can not be driven when being created substantially absent voltage V between pixel electrode 150 and common electrode 250
When at object LCM, liquid crystal display panel 10 with maximum penetrance (Transmittance) show, but the present invention not as
Limit.
Fig. 4 shows the first polarizing coating POL1, the first alignment film in the regional area I of the liquid crystal display panel 10 of Fig. 1
AL1, liquid crystal molecule LC, the second alignment film AL2 and the second polarizing coating POL2.In particular, Fig. 4 is to show pixel electrode 150 together
When larger with the absolute value of the electric field E ' between electrode 250 (| E ' |>| E |), the arrangement situation of liquid crystal molecule LC.Please refer to figure
4, when between pixel electrode 150 and common electrode 250 there are when a biggish electric field E ', in liquid-crystal composition LCM1,
Long axis is more along the quantity of electric field E ' the liquid crystal molecule LC arranged, and the penetrance of liquid crystal display panel 10 is smaller.Particularly
It is that, when the long axis of almost all of liquid crystal molecule LC is parallel to electric field E arrangement, liquid crystal display panel 10 has minimal penetration
The performance of rate.
In the present embodiment, liquid-crystal composition LCM1 further includes chiral dope (Chiral dopant) (not shown), chiral dope
Liquid crystal molecule LC can be made spiral along direction arrangement clockwise or counterclockwise and be stacked in the first alignment film AL1 and second
Between alignment film AL2, but invention is not limited thereto.
Fig. 5 is the diagrammatic cross-section of the liquid crystal display panel 10A of the second embodiment of the present invention.The liquid crystal of second embodiment
Display panel 10A is similar with the liquid crystal display panel 10 of first embodiment, and the difference of the two is only that:Liquid crystal display panel 10A
Liquid-crystal composition LCM2 it is different from the liquid-crystal composition LCM1 of liquid crystal display panel 10.Mainly illustrate second embodiment below
The difference of liquid-crystal composition LCM2 and the liquid-crystal composition LCM1 of first embodiment, the liquid crystal display panel 10A of second embodiment
Other components and its relativeness please refer to preceding description, just no longer repeated in this.
Referring to figure 5., the liquid-crystal composition LCM2 of second embodiment also includes positive type liquid crystal molecule L C and chiral dope.Second
The main difference of the liquid-crystal composition LCM1 of the liquid-crystal composition LCM2 and first embodiment of embodiment is, the dielectric constant of the two
Anisotropy △ ε, dilatational elasticity COEFFICIENT K11And elasticity of flexure COEFFICIENT K33It is slightly different.Specific liquid-crystal composition LCM1 and liquid crystal
Dielectric constant anisotropy △ ε of constituent LCM2, dilatational elasticity COEFFICIENT K11And elasticity of flexure COEFFICIENT K33, please refer to following table one.
[table one]
Fig. 6 is the diagrammatic cross-section of the liquid crystal display panel 20 of comparative example.The liquid crystal display panel 20 of comparative example and first
The liquid crystal display panel 10 of embodiment is similar, and the difference of the two is only that:The liquid crystal of the liquid crystal display panel 20 of comparative example forms
Object LCM0 is different from the liquid-crystal composition LCM1 of liquid crystal display panel 10 of first embodiment.The liquid crystal display panel 20 of comparative example
Other components and its relativeness please refer to preceding description, just no longer repeated in this.
Fig. 6 is please referred to, the liquid-crystal composition LCM0 of comparative example also includes positive type liquid crystal molecule L C and chiral dope.Comparative example
The main difference of liquid-crystal composition LCM0 and the liquid-crystal composition LCM1 of first embodiment is, the dielectric constant anisotropy △ of the two
ε, dilatational elasticity COEFFICIENT K11And elasticity of flexure COEFFICIENT K33The dielectric constant of difference, the liquid-crystal composition LCM0 of specific comparative example is different
Side's property △ ε, dilatational elasticity COEFFICIENT K11And elasticity of flexure COEFFICIENT K33, please refer to table one.
Fig. 7 is liquid-crystal composition LCM0, LCM1, LCM2 of comparative example of the invention, first embodiment and second embodiment
Voltage to the curve graph of penetrance.Please refer to Fig. 7, curve VT0 represents the voltage of the liquid-crystal composition LCM0 of comparative example to wearing
The curve of saturating rate, curve VT1 represent curve of the voltage to penetrance of the liquid-crystal composition LCM1 of first embodiment, curve VT2
Represent curve of the voltage to penetrance of the liquid-crystal composition LCM1 of second embodiment.
Curve VT0, VT1, VT2 of Fig. 7 is to measure with the following methods.Firstly, by each liquid-crystal composition LCM0, LCM1,
LCM2 is respectively arranged at respective first liquid crystal test box (Test cell).Each first liquid crystal test box (not shown) includes upper
Transparent substrates, whole face cover the upper euphotic electrode of the inner surface of upper transparent substrates, the upper alignment film of euphotic electrode in covering, set
Be placed in the opposite lower transparent substrates of transparent substrates, whole face cover lower transparent substrates inner surface lower euphotic electrode, cover
The lower alignment film for covering lower euphotic electrode, liquid-crystal composition LCM0, the LCM1 being set between alignment film and lower alignment film or
LCM2, be set to transparent substrates outer surface upper light polarizing film and be set to lower transparent substrates outer surface lower polarisation
Film, wherein the alignment direction of upper alignment film and the alignment direction of lower alignment film are orthogonal, the light transmission shaft of upper light polarizing film and lower inclined
The light transmission shaft of light film can substantially be respectively parallel to the alignment direction of alignment film and the alignment direction of lower alignment film, and the first liquid
The gap (cell gap) of brilliant testing cassete is 3.0 μm.Then, it will be surveyed with the liquid crystal of each liquid-crystal composition LCM0, LCM1, LCM2
Examination box is set on backlight.Backlight is, for example, the backlight of light emitting diode (Lightemitted diode, LED) type,
But invention is not limited thereto.Then, upper euphotic electrode and one of the lower euphotic electrode ground connection of the first liquid crystal test box are enabled, and
Applying the another one of the supreme euphotic electrode of test voltage signal and lower euphotic electrode, the frequency of test voltage signal is 60Hz,
The amplitude of test voltage signal is sequentially gradually adjusted by 0V to 6.5V;It is sequentially gradually adjusted by 0V in the amplitude of test voltage signal
To 6.5V, using brightness photometer (such as:Color analysis instrument CA-310) the first liquid crystal test box is measured in each test electricity
Press the brightness (Luminance) under the amplitude of signal.Then, by the first liquid crystal test box under each amplitude of test voltage signal
Measured brightness is divided by first liquid crystal test box in measured in the amplitude range of the test voltage signal
Maximum brightness just can obtain penetrance of first liquid crystal test box under the amplitude of each test voltage, and then complete shown in Fig. 7
Curve VT0, VT1, the VT2 of voltage to penetrance.
In addition, the dielectric constant of liquid-crystal composition LCM0, LCM1, LCM2 of comparative example, first embodiment and second embodiment
Anisotropy Δ ε, dilatational elasticity COEFFICIENT K11, elasticity of flexure COEFFICIENT K33Table one as above respectively.Below for the dielectric constant in table one
Anisotropy Δ ε, dilatational elasticity COEFFICIENT K11With elasticity of flexure COEFFICIENT K33Measurement method be illustrated.
Firstly, providing the second liquid crystal test box (not shown), and each liquid-crystal composition LCM0, LCM1, LCM2 are set respectively
It is placed in respective second liquid crystal test box.Construction, the two similar with the construction of the first liquid crystal test box of second liquid crystal test box
Difference be:The alignment direction of the upper alignment film of second liquid crystal test box and the alignment direction of lower alignment film are on the contrary, namely
Say, the alignment direction of upper alignment film oppositely parallel (Anti-parallel) in the alignment direction of lower alignment film;Second liquid crystal is surveyed
The gap for trying box is 7.7 μm;Second liquid crystal test box can omit the setting of light polarizing film and lower light polarizing film.For example, second
The upper euphotic electrode of liquid crystal test box and lower euphotic electrode are substantially overlapped, the upper euphotic electrode of the second liquid crystal test box with
The area A of lower euphotic electrode can be all 1cm2.Then, at 25 DEG C of environment temperature, the upper light transmission electricity of the second liquid crystal test box is enabled
One of pole and lower euphotic electrode ground connection, and apply the upper euphotic electrode of a test voltage signal to the second liquid crystal test box under
The frequency of the another one of euphotic electrode, test voltage signal is 1kHz, and the amplitude of test voltage signal is sequentially gradually adjusted by 0V
To 20V;During the amplitude of test voltage signal is sequentially gradually adjusted by 0V to 20V, the test of the second liquid crystal of synchro measure
Capacitor C of the box under the amplitude of varying voltage signal, to obtain the curve of the capacitance versus voltage of the second liquid crystal test box.Work as voltage
Amplitude be respectively 0V and when 20V, the capacitor of the second liquid crystal test box is respectively C⊥With C//, utilize following formula:(C//-C⊥)d/ε0A
The dielectric constant anisotropy Δ ε of each liquid-crystal composition LCM0, LCM1, LCM2 can be calculated, wherein ε0For permittivity of vacuum
(Permittivity of free space), d are the gap (cell gap) of the second liquid crystal test box, and A is upper euphotic electrode
Area and lower euphotic electrode area.
In addition, the second liquid crystal test box has a starting voltage value Vth, electric with lower light transmission when being applied to upper euphotic electrode
Voltage V between pole<VthWhen, the capacitor C when capacitor C of the second liquid crystal test box is with without application voltage⊥It is substantially the same;When applying
Voltage V >=the V being added between euphotic electrode and lower euphotic electrodethWhen, the capacitor C of the second liquid crystal test box can start increase and
The capacitor C that levels off to the increase of voltage//.Therefore, it can must be originated by the curve of the capacitance versus voltage of the second liquid crystal test box
Voltage value Vth, by VthSubstitute into following formula:K11=Δ ε ε0(Vth/π)2, just can obtain dilatational elasticity COEFFICIENT K11.Furthermore bullet will be expanded
Property coefficient K11Substitute into following formula:K33=K11(κ+1) just can obtain elasticity of flexure COEFFICIENT K33, wherein coefficient κ is via fitting
(Fitting) curve of capacitance versus voltage and obtain.
Fig. 7 and upper table one are please referred to, in an embodiment of the present invention, the dilatational elasticity system of liquid-crystal composition LCM1, LCM2
Number K11And elasticity of flexure COEFFICIENT K33The smaller than dilatational elasticity COEFFICIENT K of the liquid-crystal composition LCM0 of comparative example11And elasticity of flexure system
Number K33.Voltage of the voltage of liquid-crystal composition LCM1, LCM2 to curve VT1, VT2 of penetrance relative to liquid-crystal composition LCM0
To the curve VT0 of penetrance to moving to left.For example, in an embodiment of the present invention, the expansion of liquid-crystal composition LCM1, LCM2
Coefficient of elasticity K11≤ 10.2pN, and elasticity of flexure COEFFICIENT K33≤ 10.7pN, but invention is not limited thereto.
In an embodiment of the present invention, the dilatational elasticity COEFFICIENT K of liquid-crystal composition LCM1, LCM211With elasticity of flexure coefficient
K33Ratio be smaller than comparative example liquid-crystal composition LCM0 dilatational elasticity COEFFICIENT K11With elasticity of flexure COEFFICIENT K33Ratio.
For example, in an embodiment of the present invention, the dilatational elasticity COEFFICIENT K of liquid-crystal composition LCM1, LCM211With elasticity of flexure coefficient
K33Ratio K11/K33≤0.9533.Whereby, curve of the voltage compared to the liquid-crystal composition LCM0 of comparative example to penetrance
VT0, the voltage of liquid-crystal composition LCM1, LCM2 in the embodiment of the present invention are to curve VT1, VT2 of penetrance in penetrance
40% to 60% range have it is relatively slow linear, and in the range of penetrance 0% to 30%, then with more gentle linear.
Please refer to Fig. 7 and upper table one, the liquid crystal display panel 20 of comparative example, the liquid crystal display panel 10 of first embodiment and
64 grayscale, 128 grayscale and 192 grayscale of the liquid crystal display panel 10A of second embodiment respectively correspond pixel electrode 150 and share
First voltage V1, second voltage V2 and tertiary voltage V3 between electrode 250.The electricity of each liquid-crystal composition LCM0, LCM1, LCM2
Press curve VT0, VT1, VT2 to penetrance that there is the first tangent slope at first voltage V1Wherein Δ VL64To contain
The difference of maximum voltage and minimum voltage in the first voltage range of lid first voltage V1, and Δ TL64For liquid crystal display panel
The difference of maximum penetration rate and minimal penetration rate in first voltage range, first voltage range is, for example, V1-0.02V to V1
+0.02V.In an embodiment of the present invention, the voltage of liquid-crystal composition LCM1, LCM2 to curve VT1, VT2 of penetrance
One tangent slopeMeet following formulaFor example, the liquid crystal group of the first embodiment of the present invention
At the voltage of object LCM1 to the first tangent slope of the curve VT1 of penetranceNumerical value be 9.84 (%/V), and compare
First tangent slope of the voltage of the liquid-crystal composition LCM0 of example to the curve VT0 of penetranceNumerical value be 12.11
(%/V).When the liquid crystal display panel 20 of comparative example is when high-frequency (such as 240Hz) is operated, common electrode 250 is because of electrical coupling
Potential shift occurs together in driver circuit, the potential shift can make the voltage deviation for being applied to liquid-crystal composition LCM0 original
Setting value (i.e. first voltage V1) and cause the penetrance of liquid crystal display panel 20 to increase or decrease, and then generate extra bright
Line or concealed wire generate display signal cross-talk (H crosstalk).
In the first embodiment of the present invention, the voltage of liquid-crystal composition LCM1 is cut to the first of the curve VT1 of penetrance
Line slopeNumerical value be less than the voltage of the liquid-crystal composition LCM0 in comparative example and cut to the first of the curve VT0 of penetrance
Line slopeNumerical value, it is therefore, described when because being electrically coupled to driver circuit potential shift occurs for common electrode 250
The amplitude that penetrance caused by potential shift increases or decreases can be come slighter, and then reduce because showing signal cross-talk (H
Crosstalk) bright, concealed wire visibility generated.
The voltage of the liquid-crystal composition LCM2 of the second embodiment of the present invention is oblique to the first tangent line of the curve VT2 of penetrance
RateNumerical value be 9.26 (%/V), the voltage compared with the LCM1 of first embodiment is cut to the first of the curve VT1 of penetrance
Line slopeNumerical value 9.84 (%/V) come it is smaller, therefore can further decrease because show signal cross-talk (H
Crosstalk) bright, concealed wire the visibility generated.
In addition, the voltage of each liquid-crystal composition LCM0, LCM1, LCM2 are to curve VT0, VT1, VT2 of penetrance second
There is the second tangent slope under voltage V2Wherein Δ VL128In second voltage range to cover second voltage V2 most
The difference of big voltage and minimum voltage, and Δ TL128The maximum penetration rate for being liquid crystal display panel in second voltage range with most
The difference of small penetrance, second voltage range are, for example, V2-0.02V to V2+0.02V.In an embodiment of the present invention, liquid crystal group
At the voltage of object LCM1, LCM2 to the second tangent slope of curve VT1, VT2 of penetranceMeet following formulaFor example, the voltage of the liquid-crystal composition LCM1 of the first embodiment of the present invention is to penetrance
Curve VT1 the second tangent slopeNumerical value be 50.33 (%/V), and the electricity of the liquid-crystal composition LCM0 of comparative example
Press the second tangent slope to the curve VT0 of penetranceNumerical value be 56.14 (%/V).When the liquid crystal display of comparative example
When high-frequency (such as 240Hz) is operated, it is inclined that because being electrically coupled to driver circuit current potential occurs panel 20 for common electrode 250
It moves, the potential shift can make the voltage deviation original set value (i.e. second voltage V2) for being applied to liquid-crystal composition LCM0 and make
It is increased or decreased at the penetrance of liquid crystal display panel 20, and then generates extra bright line or concealed wire, that is, generate display signal
Cross-talk (H crosstalk).
In the first embodiment of the present invention, the voltage of liquid-crystal composition LCM1 is cut to the second of the curve VT1 of penetrance
Line slopeNumerical value be less than the voltage of the liquid-crystal composition LCM0 in comparative example and cut to the second of the curve VT0 of penetrance
Line slopeNumerical value, it is therefore, described when because being electrically coupled to driver circuit potential shift occurs for common electrode 250
The amplitude that penetrance caused by potential shift increases or decreases can be come slighter, and then reduce because showing signal cross-talk (H
Crosstalk) bright, concealed wire visibility generated.
The voltage of the liquid-crystal composition LCM2 of the second embodiment of the present invention is oblique to the second tangent line of the curve VT2 of penetrance
RateNumerical value be 47.53 (%/V), the voltage compared with the LCM1 of first embodiment is cut to the second of the curve VT1 of penetrance
Line slopeNumerical value 50.33 (%/V) come it is smaller, therefore can further decrease because show signal cross-talk (H
Crosstalk) bright, concealed wire visibility generated.
In addition, the voltage of liquid-crystal composition LCM0, LCM1, LCM2 are to curve VT0, VT1, VT2 of penetrance in third electricity
Pressing has third tangent slope under V3Wherein Δ VL192The maximum in tertiary voltage range to cover tertiary voltage V3
The difference of voltage and minimum voltage, and Δ TL192The maximum penetration rate for being liquid crystal display panel in tertiary voltage range and minimum
The difference of penetrance, tertiary voltage range are, for example, V3-0.02V to V3+0.02V.In an embodiment of the present invention, liquid crystal forms
Third tangent slope of the voltage of object LCM1, LCM2 to curve VT1, VT2 of penetranceMeet following formulaFor example, the voltage of the liquid-crystal composition LCM1 of the first embodiment of the present invention is to penetrance
Curve VT1 third tangent slopeNumerical value be 91.89%/V, and the voltage of the liquid-crystal composition LCM0 of comparative example
To the third tangent slope of the curve VT0 of penetranceNumerical value be 92.92 (%/V).When the LCD display of comparative example
When high-frequency (such as 240Hz) is operated, potential shift occurs plate 20 because being electrically coupled to driver circuit for common electrode 250,
The potential shift can make the voltage deviation original set value (i.e. tertiary voltage V3) for being applied to liquid-crystal composition LCM0 and cause
The penetrance of liquid crystal display panel 20 increases or decreases, and then generates extra bright line or concealed wire, that is, generates display train of signal
Sound (H crosstalk).
In the first embodiment of the present invention, the voltage of liquid-crystal composition LCM1 cuts the third of the curve VT1 of penetrance
Line slopeThe voltage of liquid-crystal composition LCM0 that is less than in comparative example of numerical value the third of the curve VT0 of penetrance is cut
Line slopeNumerical value, it is therefore, described when because being electrically coupled to driver circuit potential shift occurs for common electrode 250
The amplitude that penetrance caused by potential shift increases or decreases can be come slighter, and then reduce because showing signal cross-talk (H
Crosstalk) bright, concealed wire visibility generated.
The voltage of the liquid-crystal composition LCM2 of the second embodiment of the present invention is oblique to the third tangent line of the curve VT2 of penetrance
RateNumerical value be 91.07 (%/V), the voltage compared with the LCM1 of first embodiment cuts the third of the curve VT1 of penetrance
Line slopeNumerical value 91.89 (%/V) come it is smaller, therefore can further decrease because show signal cross-talk (H
Crosstalk) bright, concealed wire visibility generated.
Fig. 7 is please referred to, in an embodiment of the present invention, the curve of the voltage of liquid-crystal composition LCM1, LCM2 to penetrance
The voltage of VT1, VT2 compared to the liquid-crystal composition LCM0 in comparative example is to the curve VT0 of penetrance, in first voltage V1 to
With more gentle linear in the range of two voltage V2, and have in the range of second voltage V2 to tertiary voltage V3 more similar
It is linear.Therefore, curve VT1, the VT2 of the voltage of liquid-crystal composition LCM1, LCM2 in the embodiment of the present invention to penetrance
In the first tangent slope of first voltage V1With the third tangent slope of tertiary voltage V3Ratio be less than than
Voltage compared with the liquid-crystal composition LCM0 in example to the curve VT0 of penetrance first voltage V1 the first tangent slope
With the third tangent slope of tertiary voltage V3Ratio.For example, the liquid crystal composition of the first embodiment of the present invention
First tangent slope of the voltage of object LCM1 to the curve VT1 of penetranceWith third tangent slopeRatio be
0.11, less than comparative example liquid-crystal composition LCM0 voltage to the first tangent slope of the curve VT0 of penetranceWith
Third tangent slopeRatio 0.13.Therefore, liquid-crystal composition LCM1, in 64 low grayscale for because showing train of signal
Sound bright, concealed wire generated can generate preferable inhibitory effect.In the second embodiment of the present invention, liquid-crystal composition LCM2's
First tangent slope of the voltage to the curve VT2 of penetranceWith third tangent slopeRatio be 0.10, phase
Compared with the liquid-crystal composition LCM1 in first embodiment, in 64 low grayscale for because showing that signal cross-talk is generated bright, dark
Line can produce better inhibitory effect.
In an embodiment of the present invention, the voltage of liquid-crystal composition LCM1, LCM2 is to curve VT1, VT2 of penetrance
The second tangent slope of two voltage V2With the third tangent slope of tertiary voltage V3Ratio be less than comparative example
In liquid-crystal composition LCM0 voltage to the curve VT0 of penetrance second voltage V2 the second tangent slopeWith
The third tangent slope of three voltage V3Ratio.For example, the liquid-crystal composition of the first embodiment of the present invention
Second tangent slope of the voltage of LCM1 to the curve VT1 of penetranceWith third tangent slopeRatio be
0.55, less than comparative example liquid-crystal composition LCM0 voltage to the second tangent slope of the curve VT0 of penetranceWith
Third tangent slopeRatio 0.60.Therefore, liquid-crystal composition LCM1,128 low grayscale because of display for believing in
Number cross-talk bright, concealed wire generated can generate preferable inhibitory effect.In the second embodiment of the present invention, liquid-crystal composition
Second tangent slope of the voltage of LCM2 to the curve VT2 of penetranceWith third tangent slopeRatio be
0.52, compared to the liquid-crystal composition LCM1 of first embodiment, 128 low grayscale are generated for display signal cross-talk in
Bright, concealed wire can produce better inhibitory effect.
In conclusion the liquid crystal display panel of the embodiment of the present invention, the voltage of liquid-crystal composition to the curve of penetrance,
In correspondence, low ash rank (such as:0 grayscale to 192 grayscale) voltage range in more gentle linear, therefore, for liquid
The permeability variations generated when LCD panel operates in high picture update rate because showing variation caused by signal cross-talk
With preferable inhibitory effect, that is to say, that can reduce because display signal cross-talk it is generated it is extra it is bright, concealed wire can visual range
Degree.
Although the present invention is disclosed as above with embodiment, however, it is not to limit the invention, any technical field
Middle technical staff, without departing from the spirit and scope of the invention, when can make a little variation and retouching, therefore protection of the invention
Range is subject to view as defined in claim.
Claims (9)
1. a kind of liquid crystal display panel, including:
One first substrate;
One pixel array is set on the first substrate;
One first alignment film is set on the pixel array and has one first alignment direction;
One the second substrate is set to the opposite direction of the first substrate;
One common electrode is set in the second substrate;
One second alignment film, be set in the common electrode and have one second alignment direction, wherein first alignment direction with
Second alignment direction is interlocked;And
One liquid-crystal composition is set between first alignment film and second alignment film, and has property below:
△ε>0, wherein △ ε is the dielectric constant anisotropy of the liquid-crystal composition;
K11/K33≤ 0.9533, wherein K11For the dilatational elasticity coefficient of the liquid-crystal composition, and K33For the curved of the liquid-crystal composition
Bent coefficient of elasticity.
2. liquid crystal display panel as described in claim 1, wherein the liquid-crystal composition has a voltage to a song of penetrance
Line, a first voltage correspond to 64 grayscale of the liquid crystal display panel, which has one first tangent line oblique under the first voltage
RateAnd
3. liquid crystal display panel as described in claim 1, wherein the liquid-crystal composition has a voltage to a song of penetrance
Line, a second voltage correspond to 128 grayscale of the liquid crystal display panel, which has one second tangent line oblique under the second voltage
RateAnd
4. liquid crystal display panel as described in claim 1, wherein the liquid-crystal composition has a voltage to a song of penetrance
Line, a tertiary voltage correspond to 192 grayscale of the liquid crystal display panel, which has a third tangent line oblique under the tertiary voltage
RateAnd
5. liquid crystal display panel as described in claim 1, wherein the liquid-crystal composition has a voltage to a song of penetrance
Line, a second voltage correspond to 128 grayscale of the liquid crystal display panel, which has one second tangent line oblique under the second voltage
RateOne tertiary voltage corresponds to 192 grayscale of the liquid crystal display panel, which has a third under the tertiary voltage
Tangent slopeAnd
6. liquid crystal display panel as described in claim 1, wherein the liquid-crystal composition has a voltage to a song of penetrance
Line, a first voltage correspond to 64 grayscale of the liquid crystal display panel, which has one first tangent line oblique under the first voltage
RateOne tertiary voltage corresponds to 192 grayscale of the liquid crystal display panel, which has a third under the tertiary voltage
Tangent slopeAnd
7. liquid crystal display panel as described in claim 1, wherein K11≤10.2(pN)。
8. liquid crystal display panel as described in claim 1, wherein K33≤10.7(pN)。
9. liquid crystal display panel as described in claim 1, further includes:
One chromatic filter layer is configured in the first substrate or the second substrate.
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CN108873535B (en) | 2021-07-06 |
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