CN105068303B - Array substrate and liquid crystal display panel - Google Patents
Array substrate and liquid crystal display panel Download PDFInfo
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- CN105068303B CN105068303B CN201510580215.XA CN201510580215A CN105068303B CN 105068303 B CN105068303 B CN 105068303B CN 201510580215 A CN201510580215 A CN 201510580215A CN 105068303 B CN105068303 B CN 105068303B
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133509—Filters, e.g. light shielding masks
- G02F1/133514—Colour filters
-
- 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
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
- G02F1/1362—Active matrix addressed cells
- G02F1/136222—Colour filters incorporated in the active matrix substrate
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- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Liquid Crystal (AREA)
Abstract
The present invention discloses a kind of array substrate, the array substrate includes first substrate, thin film transistor (TFT) array and the first filter coating, the first substrate has first surface and second surface opposite and being arranged, the thin film transistor (TFT) array is set to the second surface side of the first substrate, first filter coating is set to the first surface of the first substrate, first filter coating includes multiple first film layers and multiple second film layers, first first film layer is set to the first surface, second film layer successively replaces superposition with first film layer, and the film layer farthest apart from the first surface is set as first film layer, the refractive index of first film layer is more than the refractive index of second film layer.The array substrate can improve the color saturation of the color shown by liquid crystal display panel.The present invention also provides a kind of liquid crystal display panels.
Description
Technical field
The present invention relates to the liquid crystal displays of field of liquid crystal display more particularly to a kind of array substrate and the use array substrate
Panel.
Background technology
Liquid crystal display panel has become the mainstream of modern display field, and liquid crystal display panel generally includes backlight, array
Substrate, color membrane substrates and the liquid crystal being filled between the array substrate and the color membrane substrates, liquid crystal itself cannot shine, therefore
And the backlight provides the light needed for display for the liquid crystal display panel.In the prior art, generally use white light source
Backlight as the liquid crystal display panel.Currently, white light source the most universal, which is surface, is coated with yellow aluminium yttrogarnet
(YAG) the blue light wick of fluorescent powder, however, using the backlight of yellow aluminium yttrogarnet fluorescent powder, due to its blue, it is red,
The light of green is not pure enough, and after arranging in pairs or groups with liquid crystal display panel, the color saturation of the color shown by liquid crystal display device is relatively low,
Color shown by liquid crystal display device is not bright-coloured enough, influences display effect.
Invention content
Technical problem to be solved by the present invention lies in provide a kind of array substrate, the array substrate can be improved and be adopted
The color saturation of the color shown by liquid crystal display panel with the array substrate, makes the face shown by liquid crystal display panel
Color is more bright-coloured.
The present invention also provides a kind of liquid crystal display panels.
In order to solve the above-mentioned technical problem, the present invention uses following technical scheme：
On the one hand, the embodiment of the present invention provides a kind of array substrate, and the array substrate includes first substrate, film crystalline substance
Body pipe array and the first filter coating, the first substrate have first surface and second surface opposite and being arranged, the film
Transistor array is set to the second surface side of the first substrate, and first filter coating is set to the first substrate
The first surface, first filter coating include multiple first film layers and multiple second film layers, first first film layer
It is set to the first surface, second film layer successively replaces superposition with first film layer, and apart from the first substrate
Farthest film layer is set as first film layer, and the refractive index of first film layer is more than the refractive index of second film layer.
Wherein, the array substrate further includes the second filter coating, second filter coating be set to the first substrate and
Between the thin film transistor (TFT) array, the thin film transistor (TFT) array is set to the second optical filtering film surface, second filter
The stepped construction and material of light film are identical as the stepped construction of first filter coating and material.
Wherein, the first film layer materials are TiO2、Nb2O5、Ti3O5、Ti2O3, TiO and CeO2At least one of, it is described
Second film layer materials are Y2O3、SiO2、CeF3、YF3At least one of with ZnO.
Wherein, total number of plies of first film layer and second film layer is greater than or equal to 15 layers, first film layer
For thickness in the range of 35nm to 135nm, the thickness of second film layer is in the range of 55nm to 145nm.
Wherein, it is the light within the scope of 570nm to 610nm that first filter coating, which is used to filter out wavelength,.
On the other hand, the embodiment of the present invention also provides a kind of liquid crystal display panel, and the liquid crystal display panel includes the back of the body
Array substrate described in any one of light source, down polaroid, color membrane substrates, above technical scheme and it is filled in the array
Liquid crystal between substrate and the color membrane substrates, the backlight are set to the lower section of the down polaroid, the down polaroid
It is set to the side equipped with first filter coating of the array substrate, the array substrate is equipped with the thin film transistor (TFT)
The side of array is towards the liquid crystal and the color membrane substrates.
Wherein, the color membrane substrates include second substrate and pel array, and the second substrate has opposite and setting
Third surface and the 4th surface, the pel array are set to the third surface side of the second substrate.
Wherein, the color membrane substrates further include third filter coating, and the third filter coating is set to the second substrate
4th surface.
Wherein, the color membrane substrates further include third filter coating, and the third filter coating is set to the second substrate
The third surface, the pel array are set to the surface of the third filter coating.
Wherein, the first substrate and the second substrate are glass, sapphire, diamond-like, graphene or polyester
Film.
Compared with prior art, technical scheme of the present invention has the advantages that：The of the array substrate of the present invention
One surface is provided with the first filter coating, and first filter coating includes multiple first film layers and multiple second film layers, and described the
Two film layers successively replace superposition with first film layer, and the refractive index of first film layer is more than the refraction of second film layer
Rate, make the light from backlight by the first filter coating repeatedly refraction and reflection, to filter out most of wavelength 570nm extremely
Light within the scope of 610nn so that the blue light, feux rouges and green light for penetrating the array substrate are purer, and the battle array is used to improve
The color saturation of color shown by the liquid crystal display panel of row substrate.Of array substrate described in the embodiment of the present invention
Two surfaces are additionally provided with the second film layer, light of the wavelength within the scope of 570nm to 610nn are further filtered out, to further increase
The color saturation of the color shown by liquid crystal display panel using the array substrate.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
Obtain other attached drawings according to these attached drawings.
Fig. 1 a are the stepped construction schematic diagrames of array substrate in first embodiment of the invention；
Fig. 1 b are the structural schematic diagrams of the first substrate of array substrate in first embodiment of the invention；
Fig. 2 is the stepped construction schematic diagram of array substrate in second embodiment of the invention；
Fig. 3 a are the stepped construction schematic diagrames of liquid crystal display panel in third embodiment of the invention；
Fig. 3 b are the structural schematic diagrams of the second substrate of array substrate in third embodiment of the invention；
Fig. 4 is the stepped construction schematic diagram of liquid crystal display panel in fourth embodiment of the invention；
Fig. 5 is the stepped construction schematic diagram of liquid crystal display panel in fifth embodiment of the invention；
Fig. 6 is the stepped construction schematic diagram of liquid crystal display panel in sixth embodiment of the invention；
Fig. 7 is the stepped construction schematic diagram of liquid crystal display panel in seventh embodiment of the invention；
Fig. 8 is the stepped construction schematic diagram of liquid crystal display panel in eighth embodiment of the invention.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention is clearly retouched
It states.
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In addition, the explanation of following embodiment is referred to the additional illustration, to illustrate the spy that the present invention can be used to implement
Determine embodiment.In addition to clearly stating, direction terms mentioned in the present invention, for example, "upper", "lower", "front", "rear",
"left", "right", "inner", "outside", " side " etc. are only the directions of refer to the attached drawing, and therefore, the direction term used is in order to more
It is good, be illustrated more clearly that and understand the present invention, rather than indicate or imply signified device or element must have it is specifically square
Position, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, and can also be detachably connected, or integrally connect for example, it may be being fixedly connected
It connects；It can be mechanical connection；It can be directly connected, can also can be indirectly connected through an intermediary in two elements
The connection in portion.For the ordinary skill in the art, the tool of above-mentioned term in the present invention can be understood with concrete condition
Body meaning.
In addition, in the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or more.If this
The term for occurring " process " in specification, refers not only to independent process, when can not clearly be distinguished with other process, as long as
It can realize that the effect desired by the process is then also included in this term.In addition, the numberical range indicated with "-" in this specification
It refer to the range that "-" front and back numerical value recorded is included as minimum value and maximum value.
A and Fig. 1 b are please referred to Fig.1, Fig. 1 a are the stepped construction schematic diagrames of array substrate in first embodiment of the invention；Figure
1b is the structural schematic diagram of the first substrate of array substrate in first embodiment of the invention.Array substrate described in the present embodiment
100 include first substrate 110, thin film transistor (TFT) array 120 and the first filter coating 130.First substrate 110 can be glass, indigo plant
Jewel or polyester film.First substrate 110 has first surface 111 and second surface 112 opposite and being arranged, thin film transistor (TFT)
Array 120 is set to 112 side of second surface of first substrate 110, and the first filter coating 130 is set to the of first substrate 110
One surface 111.Preferably, first filter coating 130 is mainly used for filtering out wavelength being the light within the scope of 570nm to 610nm.The
One filter coating 130 includes multiple first film layers 131 and multiple second film layers 132, and first first film layer 131 is set to institute
First surface 111 is stated, first second film layer 132 is set to the surface of first first film layer 131, second institute
It states the first film layer 131 and is set to first 132 surface of the second film layer, in this way, second film layer 132 and first film
Layer 131 is successively alternately superimposed, until total number of plies of first film layer 131 and second film layer 132 is equal to or more than 15, shape
At the laminated construction of the first filter coating 130.131 and second film of all first film layers is not showed that since the number of plies is more, in attached drawing
Several described first film layers 131 and second film layer 132 is omitted in dotted line expression in 132, Fig. 1 of layer a.In the present embodiment
In, total number of plies of first film layer 131 and second film layer 132 is preferably 15-53 layers, and apart from the first surface
111 farthest (and farthest apart from first substrate 110) film layer is set as first film layer 131, the folding of the first film layer 131
Penetrate the refractive index that rate is more than the second film layer 132.Preferably, the refringence of the refractive index of the first film layer 131 and the second film layer 132
Value is greater than or equal to 0.5, to enable the light for being incident on the first filter coating 130 to be reflected or be reflected by Wavelength separation, by institute
The first film layer 131 and second film layer 132 being arranged are multilayer, so the light when white light source (not shown) enters the
One filter coating 130 and after repeatedly reflecting and reflecting, so that light of most of wavelength within the scope of 570nm to 610nm is reflected
And filter out, and the light in the range of wavelength is 420nm to 560nm and within the scope of 615nm to 680nm then largely penetrates first
Filter coating 130 keeps obtained blue light, feux rouges and green light purer, to be used in liquid crystal display panel, makes LCD display
The color saturation of color shown by plate gets a promotion, and color is more bright-coloured.
In this embodiment, it is preferred that the choice of material of first film layer 131 is TiO2、Nb2O5、Ti3O5、Ti2O3、
TiO and CeO2At least one of, i.e. the material of the first film layer 131 can be TiO2、Nb2O5、Ti3O5、Ti2O3, TiO and CeO2
Among a kind of single material, can also be in them two or more mixing or doping obtained by mixed materials；It is excellent
The choice of material of selection of land, second film layer 132 is Y2O3、SiO2、CeF3、YF3At least one of with ZnO, i.e. the second film layer
132 material can be Y2O3、SiO2、CeF3、YF3With a kind of single material among ZnO, can also be two kinds in them or
Mixed materials obtained by two or more mixing or doping.To form 130 preferred choice of material range of the first filter coating.
In this embodiment, it is preferred that the thickness of first film layer 131 is in the range of 35nm to 135nm, described
The thickness of two film layers 132 is in the range of 55nm to 145nm.
In this embodiment, it is preferred that the first filter coating 130 is set to first substrate by the method for vapor deposition or sputter
On 110, it is, of course, also possible to which the first filter coating 130 is first fabricated separately, then the first filter coating 130 is pasted by optical cement again
In on the first surface 111 of first substrate 110.
In this embodiment, it is preferred that the first filter coating 130 is small for the penetrance within the scope of 570nm to 610nn in wavelength
In or be equal to 28%, wavelength be 420nm to 560nm in the range of and 615nm to 680nm within the scope of penetrance be more than or
Equal to 76%.
Referring to Fig. 2, Fig. 2 is the stepped construction schematic diagram of array substrate in second embodiment of the invention.The of the present invention
It is described described in the structure and material and first embodiment and its respective figure 1a and 1b of array substrate described in two embodiments
The structure of array substrate is identical with material substrate, and difference place is that the array substrate 100 in the present embodiment further includes the second filter
Light film 140.Specifically, second filter coating 140 is set on the second surface 112 of the first substrate 110, it is described thin
Film transistor array 120 is then set on 140 surface of the second filter coating.The stepped construction and material of second filter coating 140
Selection range it is identical as the stepped construction of the first filter coating 130 described in first embodiment and the selection range of material, can
With the difference on total number of plies, specific material and thickness.That is the array substrate 100 in the present embodiment includes two filters
Light film, i.e.,：Including the first filter coating 130 being set on 110 first surface 111 of first substrate and it is set to second surface 112
On the second filter coating 140.In this embodiment, it is preferred that the second filter coating 140 is set to by the method for vapor deposition or sputter
On first substrate 110, it is, of course, also possible to the first filter coating 140 is first fabricated separately, then again by optical cement by the second filter coating
130 are pasted on the second surface 112 of first substrate 110.
The array substrate 100 in the present embodiment, due to being provided with the first filter coating 130 and the second filter coating 140
And light of the wavelength from white light source within the scope of 570nm to 610nn is made to be filtered out more thorough, make to further increase
The color saturation of the color shown by liquid crystal display panel with array substrate of the present invention.
Please refer to Fig. 3 a and Fig. 3 b, Fig. 1 a and Fig. 1 b, Fig. 3 a be liquid crystal display panel in third embodiment of the invention layer
Stack structure schematic diagram；Fig. 3 b are the structural schematic diagrams of the second substrate of array substrate in third embodiment of the invention.The present invention's
3rd embodiment provides a kind of liquid crystal display panel, and the liquid crystal display panel includes backlight 200, down polaroid 300, coloured silk
Array substrate 100 described in any one of ilm substrate 400, first embodiment and it is filled in the array substrate 100 and described
Liquid crystal 500 between color membrane substrates 400.First substrate 100 can be glass, sapphire or polyester film.First substrate 100 has
There are a first surface 111 and second surface 112 opposite and being arranged, thin film transistor (TFT) array 120 is set to the of first substrate 110
Two surfaces, 112 side, the first filter coating 130 are set to the first surface 111 of first substrate 110.Backlight 200 is set to lower inclined
The lower section of mating plate 300；Down polaroid 300 is set to be provided with first filter coating 130 one of the array substrate 100
Side, the side equipped with the thin film transistor (TFT) array 120 of the array substrate 100 is towards the liquid crystal 500 and the color film
Substrate 400.The light that sends out of signal backlight 200 of arrow shown in Fig. 3 a the surface of down polaroid 300 incident direction, it is described
Refer to the direction opposite with the light incident direction below down polaroid.The backlight 200 is white light source, for example,
Surface is coated with the blue-ray LED of yellow aluminium yttrogarnet fluorescent powder, surface is coated with the blue-ray LED of red green fluorescence powder or surface is coated with
The ultraviolet leds of RGB fluorescent powder.Color membrane substrates 400 include second substrate 410 and pel array 420, the second substrate
410 there is third surface 411 and the 4th surface 412 opposite and being arranged, the pel array 420 to be set to second substrate 410
411 side of third surface.Second substrate 410 can be glass, sapphire, diamond-like, graphene or polyester film.
In the present embodiment, the liquid crystal display panel due to provided with the array substrate 100 with the first filter coating 130,
Thus when the light of backlight 200 is into the first filter coating 130 and after repeatedly reflecting and reflecting, most of wavelength is made to exist
Light within the scope of 570nm to 610nm is reflected and is filtered out, and wavelength be 420nm to 560nm in the range of and 615nm extremely
Light then largely penetrates the first filter coating 130 within the scope of 680nm, keeps obtained blue light, feux rouges and green light purer, the wavelength
Enter liquid crystal 500 for the light in the range of 420nm to 560nm and within the scope of 615nm to 680nm and pass through color membrane substrates 400,
Liquid crystal display panel is appeared, to make the color saturation of the color shown by liquid crystal display panel get a promotion, color is fresher
It is gorgeous.When first film layer 131 of first filter coating 130 is TiO2, the second film layer 132 is Y2O3, and total number of plies is 53 layers
When, it is the case where being coated with the blue-ray LED of yellow aluminium yttrogarnet (YAG) fluorescent powder for white light source, liquid crystal display panel
The color saturation of display color can be carried from NTSC when being not provided with the first filter coating 130 of the present invention 71.9%
It is raised to the NTSC 99.2% when being provided with the first filter coating 130 of the present invention；For white light source be surface be coated with it is red green
The case where blue-ray LED of fluorescent powder, the color saturation of the display color of liquid crystal display panel can be from being not provided with the present invention
NTSC 94.5% when the described optical filter is promoted to the NTSC 108% when being provided with optical filter of the present invention.
Referring to Fig. 4, Fig. 4 is the stepped construction schematic diagram of liquid crystal display panel in fourth embodiment of the invention.The present invention
Fourth embodiment provide a kind of liquid crystal display panel, structure and the third of the liquid crystal display panel described in the present embodiment are implemented
The structure of liquid crystal display panel described in example is essentially identical, the difference is that：Liquid crystal display panel described in the present embodiment
In array substrate 100 be set as the array substrate described in any one of second embodiment, i.e., array substrate is set in the present embodiment
It is equipped with the first filter coating 130 and the second filter coating 140, the first filter coating 130 is set to the first surface 111 of first substrate 110,
Second filter coating 140 is set on the second surface 112 of the first substrate 110, and the thin film transistor (TFT) array 120 is then arranged
In on 140 surface of the second filter coating；Down polaroid 300 be set to the array substrate 100 be provided with it is described first filter
The side of light film 130, the side equipped with the thin film transistor (TFT) array 120 of the array substrate 100 is towards the liquid crystal 500
And the color membrane substrates 400.
The liquid crystal display panel of the present embodiment is further filtered due to being provided with the first filter coating 130 and the second filter coating 140
Except light of the wavelength from backlight within the scope of 570nm to 610nn, shown to further increase the liquid crystal display panel
The color saturation for the color shown.
Referring to Fig. 5, Fig. 5 is the stepped construction schematic diagram of liquid crystal display panel in fifth embodiment of the invention.This implementation
The structure for the liquid crystal display panel that example is provided and the LCD display described in any one of 3rd embodiment and attached drawing 3a and 3b
Harden structure is essentially identical, and difference place is：The color membrane substrates 400 of the liquid crystal display panel of the present embodiment further include that third filters
Film 430, the third filter coating 430 are set to the 4th surface 412 of the second substrate 410, the coloured silk membrane array 420
It is set to the third surface of second substrate 410.The stepped construction of third filter coating 430 and the selection range of material and first
The stepped construction of the first filter coating 130 described in embodiment is identical with the selection range of material, can be in total number of plies, specific material
Difference in matter and thickness.In this embodiment, it is preferred that third filter coating 430 is arranged by the method for vapor deposition or sputter
In on second substrate 410, it is, of course, also possible to which third filter coating 430 is first fabricated separately, then third is filtered by optical cement again
Film 430 is pasted on the 4th surface 412 of second substrate 410.
The liquid crystal display panel of the present embodiment is provided with the first filter coating 130 and third filter coating 430, third filter coating
430 on the basis of the first filter coating 130, further filter out the wavelength from backlight within the scope of 570nm to 610nn
Light, to further increase the color saturation of the color shown by the liquid crystal display panel.
Referring to Fig. 6, Fig. 6 is the stepped construction schematic diagram of liquid crystal display panel in sixth embodiment of the invention.This implementation
Structure of liquid crystal display panel described in any one of the structure for the liquid crystal display panel that example is provided and the 5th embodiment and attached drawing 5
Essentially identical, difference place is：Third filter coating included by the color membrane substrates 400 of the liquid crystal display panel of the present embodiment
430, it is set to the third surface 411 of the second substrate 410, the pel array 420 is set to the third and filters
The surface of film 430, and towards 500 side of liquid crystal.
The liquid crystal display panel of the present embodiment is provided with the first filter coating 130 and third filter coating 430, third filter coating
430 are set to the third surface 411 of the second substrate 410 of color membrane substrates 400, and the third filter coating 430 is in first filter
On the basis of light film 130, light of the wavelength from backlight within the scope of 570nm to 610nn is further filtered out, to further
Improve the color saturation of the color shown by the liquid crystal display panel.
Referring to Fig. 7, Fig. 7 is the stepped construction schematic diagram of liquid crystal display panel in seventh embodiment of the invention.This implementation
The structure for the liquid crystal display panel that example is provided and the structure of liquid crystal display panel described in any one of fourth embodiment and attached drawing 4
Essentially identical, difference place is：The color membrane substrates 400 of the liquid crystal display panel of the present embodiment further include third filter coating 430,
The third filter coating 430 is set to the 4th surface 412 of the second substrate 410, and the coloured silk membrane array 420 is set to
The third surface of second substrate 410.The stepped construction of third filter coating 430 and the selection range of material and first embodiment
Described in the first filter coating 130 stepped construction it is identical with the selection range of material, can be in total number of plies, specific material and thickness
Difference on degree.The liquid crystal display panel of the present embodiment is provided with the first filter coating 130, the second filter coating 140 and third filter
Light film 430, the second filter coating and third filter coating 430 further filter out on the basis of the first filter coating 130 from the back of the body
Light of the wavelength of light source within the scope of 570nm to 610nn, to further increase the color shown by the liquid crystal display panel
Color saturation.
Referring to Fig. 8, Fig. 8 is the stepped construction schematic diagram of liquid crystal display panel in eighth embodiment of the invention.This implementation
Structure of liquid crystal display panel described in any one of the structure for the liquid crystal display panel that example is provided and the 7th embodiment and attached drawing 7
Essentially identical, difference place is：Third filter coating included by the color membrane substrates 400 of the liquid crystal display panel of the present embodiment
430, it is set to the third surface 411 of the second substrate 410, the pel array 420 is set to the third and filters
The surface of film 430.
The liquid crystal display panel of the present embodiment is provided with the first filter coating 130, the second filter coating 140 and third filter coating
430, third filter coating 430 is set to the third surface 411 of the second substrate 410 of color membrane substrates 400, the third filter coating
430 on the basis of the first filter coating 130, further filter out the wavelength from backlight within the scope of 570nm to 610nn
Light, to further increase the color saturation of the color shown by the liquid crystal display panel.
In an embodiment of the present invention, the first substrate and the second substrate can be glass, sapphire, diamond-like
Stone, graphene or polyester film.
Embodiments described above does not constitute the restriction to the technical solution protection domain.It is any in above-mentioned implementation
Modifications, equivalent substitutions and improvements etc., should be included in the protection model of the technical solution made by within the spirit and principle of mode
Within enclosing.
Claims (9)
1. a kind of array substrate, which is characterized in that the array substrate includes first substrate, thin film transistor (TFT) array and the first filter
There is first surface and second surface opposite and being arranged, the thin film transistor (TFT) array to be set to for light film, the first substrate
The second surface side of the first substrate, first filter coating are set to first table of the first substrate
Face, first filter coating include multiple first film layers and multiple second film layers, and first first film layer is set to described
First surface, second film layer successively replace superposition, and the film layer farthest apart from the first substrate with first film layer
It is set as first film layer, the refractive index of first film layer is more than the refractive index of second film layer, first film layer
It is greater than or equal to 15 layers with total number of plies of second film layer, first filter coating is 570nm to 610nm for filtering out wavelength
Light in range.
2. array substrate as described in claim 1, which is characterized in that the array substrate further includes the second filter coating, described
Second filter coating is set between the first substrate and the thin film transistor (TFT) array, and the thin film transistor (TFT) array is set to
The second optical filtering film surface.
3. array substrate as claimed in claim 1 or 2, which is characterized in that the first film layer materials are TiO2、Nb2O5、
Ti3O5、Ti2O3, TiO and CeO2At least one of, the second film layer materials are Y2O3、SiO2、CeF3、YF3In ZnO
It is at least one.
4. array substrate as claimed in claim 3, which is characterized in that the thickness of first film layer is in 45nm to 135nm's
In range, the thickness of second film layer is in the range of 55nm to 145nm.
5. a kind of liquid crystal display panel, which is characterized in that appoint including backlight, down polaroid, color membrane substrates, Claims 1-4
Array substrate described in one and the liquid crystal being filled between the array substrate and the color membrane substrates, the backlight
It is set to the lower section of the down polaroid, the down polaroid is set to first filter coating that is equipped with of the array substrate
Side, the side equipped with the thin film transistor (TFT) array of the array substrate is towards the liquid crystal and the color membrane substrates.
6. liquid crystal display panel as claimed in claim 5, which is characterized in that the color membrane substrates include second substrate and pixel
Array, the second substrate have a third surface and the 4th surface opposite and being arranged, and the pel array is set to described the
The third surface side of two substrates.
7. liquid crystal display panel as claimed in claim 6, which is characterized in that the color membrane substrates further include third filter coating,
The third filter coating is set to the 4th surface of the second substrate.
8. liquid crystal display panel as claimed in claim 6, which is characterized in that the color membrane substrates further include third filter coating,
The third filter coating is set to the third surface of the second substrate, and the pel array is set to the third and filters
The surface of film.
9. such as claim 5 to 8 any one of them liquid crystal display panel, which is characterized in that the first substrate and described the
Two substrates are glass, sapphire, diamond-like, graphene or polyester film.
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| CN105867024A (en) * | 2016-05-24 | 2016-08-17 | 深圳市华星光电技术有限公司 | BLU (Backlight Unit) and LCD (Liquid Crystal Display) device |
| CN108107622B (en) * | 2017-12-06 | 2020-07-28 | 深圳市华星光电技术有限公司 | Controllable switch optical film and liquid crystal display |
| CN110579919B (en) * | 2019-08-08 | 2020-12-04 | 深圳市华星光电技术有限公司 | Array substrate and liquid crystal panel |
| CN110806665B (en) * | 2019-10-08 | 2021-09-24 | 武汉华星光电半导体显示技术有限公司 | Array substrate and display panel |
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|---|---|---|---|---|
| CN1698010A (en) * | 2003-05-15 | 2005-11-16 | 索尼株式会社 | Screeen and its manufacturing method |
| CN101408696A (en) * | 2007-10-09 | 2009-04-15 | 中华映管股份有限公司 | Liquid crystal display device having a plurality of pixel electrodes |
| CN103885244A (en) * | 2014-04-03 | 2014-06-25 | 深圳市华星光电技术有限公司 | Method and backlight module for achieving high color saturation of LCD display device |
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| CN101910713A (en) * | 2008-11-06 | 2010-12-08 | 松下电器产业株式会社 | Liquid crystal display device |
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|---|---|---|---|---|
| CN1698010A (en) * | 2003-05-15 | 2005-11-16 | 索尼株式会社 | Screeen and its manufacturing method |
| CN101408696A (en) * | 2007-10-09 | 2009-04-15 | 中华映管股份有限公司 | Liquid crystal display device having a plurality of pixel electrodes |
| CN103885244A (en) * | 2014-04-03 | 2014-06-25 | 深圳市华星光电技术有限公司 | Method and backlight module for achieving high color saturation of LCD display device |
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