CN104297997B - Liquid crystal display panel, and display method and display device thereof - Google Patents
Liquid crystal display panel, and display method and display device thereof Download PDFInfo
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- CN104297997B CN104297997B CN201410635640.XA CN201410635640A CN104297997B CN 104297997 B CN104297997 B CN 104297997B CN 201410635640 A CN201410635640 A CN 201410635640A CN 104297997 B CN104297997 B CN 104297997B
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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
- G02F1/1347—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells
- G02F1/13471—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells in which all the liquid crystal cells or layers remain transparent, e.g. FLC, ECB, DAP, HAN, TN, STN, SBE-LC cells
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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
- G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1339—Gaskets; Spacers; Sealing of cells
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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)
- Spectroscopy & Molecular Physics (AREA)
- Liquid Crystal (AREA)
Abstract
The invention discloses a liquid crystal display panel, and a display method and a display device thereof, which are applied to the transparent display and are used for simultaneously realizing transparent display and normal display. The liquid crystal display panel comprises a transparent liquid crystal display module and a transparent liquid crystal module which are mutually bonded, a first polarizer which is arranged on one side of the transparent liquid crystal display module, and a second polarizer which is arranged on one side of the transparent liquid crystal module, wherein the direction of a light transmission axis of the first polarizer is parallel to that of the second polarizer; the transparent liquid crystal module comprises a first transparent base plate and a second transparent base plate which are oppositely arranged, and a liquid crystal layer which is formed between the first transparent base plate and the second transparent base plate, and the transparent liquid crystal module is divided into a first area and a second area; when the power is not applied, the transparent liquid crystal module enables the transmission direction of the polarized light entering the first area and the second area to be rotated by 90 degrees; and when the power is applied, the transparent liquid crystal module enables the transmission direction of the polarized light entering the first area to be rotated by 90 degrees and the transmission direction of the polarized light entering the second area to be the same.
Description
Technical field
The present invention relates to display technology field, more particularly, to a kind of display panels and its display packing, display dress
Put.
Background technology
Liquid crystal indicator (liquid crystal display, lcd) has that fuselage is thin, power saving, radiationless etc. numerous
Advantage, is widely used.Liquid crystal display adopts twisted nematic (twisted nematic, tn), senior super dimension at present
Conversion (advanced super dimension switch, ads), in-plane conversion (in-plane-switching,
Ips) and the display pattern such as vertical orientation (vertical alignment, va), wherein, tn type display pattern is often to show mould in vain
Formula, ads type, ips type and va type display pattern are normally-black display pattern, in actual applications, due to using normally-black display pattern
Higher contrast can be obtained during display, therefore typically adopt normally-black display pattern to realize display.
The liquid crystal display module of the normally-black display of prior art is as shown in figure 1, include array base palte 10 and the coloured silk being oppositely arranged
Ilm substrate 11, and it is located at the liquid crystal layer 12 between array base palte 10 and color membrane substrates 11, array base palte 10 dorsad liquid crystal layer 12
Side is provided with polaroid 13, and dorsad liquid crystal layer 12 side is provided with polaroid 14, polaroid 13 and polaroid to color membrane substrates 11
14 printing opacity direction of principal axis becomes 90 degree of angles, as shown in the in figure direction of arrow.Array base palte 10 is provided with towards liquid crystal layer 12 side
Alignment films 15, color membrane substrates 11 are provided with alignment films 16 towards liquid crystal layer 12 side, and alignment films 15 and alignment films 16 pass through friction
Orientation process is orientated the printing opacity so that the long axis direction of liquid crystal molecule and polaroid 13 to the liquid crystal molecule in liquid crystal layer 12
Direction of principal axis is parallel, vertical with the printing opacity direction of principal axis of polaroid 14, by the polarized light of polaroid 13, birefringence, polarized light does not occur
The direction of propagation do not change, because polaroid 13 becomes 90 degree of angles with the printing opacity direction of principal axis of polaroid 14, therefore, by inclined
The polarized light of mating plate 13 can not pass through polaroid 14, therefore this liquid crystal display module is normally-black display when not powered.
And wish to use the normal white mode of liquid crystal display in Transparence Display application, it is pellucidity when that is, not powered, when
When often being shown in vain using common tn type display pattern, contrast during liquid crystal indicator display is relatively low.When by changing
Become the normally-black display of prior art liquid crystal display module in upper and lower polaroid printing opacity direction of principal axis, will upper polaroid printing opacity
The printing opacity direction of principal axis of direction of principal axis and down polaroid is changed into and is parallel to each other, and to realize often showing in vain, during liquid crystal indicator display
Contrast equally relatively low, display effect is poor.
In sum, when Transparence Display is applied, the display panels according to normally-black display are shown prior art
When showing, then the transparency in Transparence Display region relatively low it is impossible to realize Transparence Display well；And the liquid crystal using often white display
When showing that panel is shown, then contrast when normally showing is relatively low, leads to the display effect of liquid crystal indicator poor.
Content of the invention
Embodiments provide a kind of display panels and its display packing, display device, in order to transparent aobvious
Show in application, realize Transparence Display and normal display simultaneously.
A kind of display panels provided in an embodiment of the present invention, are provided with the transparent liquid crystal of the first polaroid including side
Display module, the transparent liquid crystal module fitted with described transparent liquid crystal display module, wherein,
Described transparent liquid crystal module away from described transparent liquid crystal display module side arrange the second polaroid, described second
, just to setting, the printing opacity direction of principal axis of described first polaroid is saturating with described second polaroid for polaroid and described first polaroid
Optical axis direction is parallel；
Described transparent liquid crystal module includes the first transparency carrier being oppositely arranged and the second transparency carrier, and is located at described
Liquid crystal layer between first transparency carrier and described second transparency carrier, described transparent liquid crystal module is divided into first area and
Two regions；
In described first area, described first transparency carrier arranges first orientation film in the side towards described liquid crystal layer；
Described second transparency carrier arranges second orientation film in the side towards described liquid crystal layer；
In described second area, described first transparency carrier is to set gradually first towards the side of described liquid crystal layer transparent
Electrode and first orientation film；Described second transparency carrier towards the side of described liquid crystal layer set gradually second transparency electrode and
Second orientation film.
By display panels provided in an embodiment of the present invention, including the transparent liquid crystal display module fitting together with thoroughly
Bright liquid crystal module, transparent liquid crystal display module is provided with the first polaroid, transparent liquid crystal module away from transparent liquid crystal module side
Side away from transparent liquid crystal display module arranges the second polaroid, the printing opacity direction of principal axis of the first polaroid and the second polaroid
Printing opacity direction of principal axis is parallel, and transparent liquid crystal module includes the first transparency carrier being oppositely arranged and the second transparency carrier, Yi Jiwei
Liquid crystal layer between the first transparency carrier and the second transparency carrier, described transparent liquid crystal module is divided into first area and second
Region, in first area, the first transparency carrier arranges first orientation film in the side towards liquid crystal layer；Second transparency carrier exists
Towards liquid crystal layer side arrange second orientation film, in second area, the first transparency carrier towards liquid crystal layer side according to
Secondary setting first transparency electrode and first orientation film；Second transparency carrier is to set gradually second towards the side of liquid crystal layer transparent
Electrode and second orientation film；Therefore, according to the display needs realized, the liquid crystal in liquid crystal layer in transparent liquid crystal module can be divided
Son carries out certain orientation by first orientation film and second orientation film, makes when transparent liquid crystal module is not powered after orientation,
The direction of propagation being entered the polarized light of first area and second area after the first polaroid or the second polaroid is ratated 90 degrees,
I.e. transparent liquid crystal module function as a half-wave plate, transparent liquid crystal module is equivalent to and is fitted in transparent liquid crystal display module
Opposite side a polaroid vertical with the printing opacity direction of principal axis of the first polaroid, display panels are capable of normally
Display, identical with the display of the liquid crystal display module of the normally-black display pattern of prior art；When transparent liquid crystal module powers up, pass through
The direction of propagation entering the polarized light of first area after first polaroid or the second polaroid ratates 90 degrees, and enters second area
The direction of propagation of polarized light is constant, and at this moment first area is identical when not powered with transparent liquid crystal module, display panels with
First area corresponding region remains able to normally show, and constant due to entering the direction of propagation of the polarized light of second area, this
When transparent liquid crystal module half-wave plate in the second area event resolves, now the transmitance of polarization light reached larger proposing
Height, display panels are being capable of Transparence Display with second area corresponding region, that is, when transparent liquid crystal module powers up, energy
Enough Transparence Display of simultaneously realizing show with normal.
It is preferred that the retardation of described liquid crystal layer is λ/2, λ is the wavelength of incident polarized light；
Described first orientation film and described second orientation film are used for the liquid crystal molecular orientation in described liquid crystal layer so that institute
State orientation when not powered for the liquid crystal molecule and become 45 degree of angles with the printing opacity direction of principal axis of described second polaroid.
So, can be good at the direction of propagation of polarized light is controlled by this transparent liquid crystal module.
It is preferred that the liquid crystal molecule in described liquid crystal layer is positivity liquid crystal molecule.
So, convenient in actual applications, simple using positivity liquid crystal molecule.
It is preferred that the material of described first transparency electrode is tin indium oxide, the material of described second transparency electrode is oxidation
Indium stannum.
So, the material of first transparency electrode is tin indium oxide, when the material of second transparency electrode is tin indium oxide, in system
Make convenient during transparency electrode, simple.
It is preferred that described first transparency carrier and described second transparency carrier are glass substrate.
So, the first transparency carrier and the second transparency carrier are glass substrate, convenient in actual applications, simple.
It is preferred that described transparent liquid crystal display module includes array base palte and the color membrane substrates being oppositely arranged, described transparent
Liquid crystal module is fitted with described array base palte；Or, described transparent liquid crystal module is fitted with described color membrane substrates.
As such, it is possible to the convenient display panels required for combination.
It is preferred that described transparent liquid crystal module is fitted with described array base palte by transparent adhesive tape；Or, will by transparent adhesive tape
Described transparent liquid crystal module is fitted with described color membrane substrates.
So, the light transmittance of light will not be reduced with transparent adhesive tape, can be good at transparent liquid crystal display module simultaneously and
Transparent liquid crystal module is fitted.
The embodiment of the present invention additionally provides a kind of display device, and this display device includes above-mentioned display panels.
Because display device provided in an embodiment of the present invention includes above-mentioned display panels, therefore this display device exists
In Transparence Display application, Transparence Display and normal display can be realized simultaneously.
The embodiment of the present invention additionally provides a kind of display packing of above-mentioned display panels, and described display packing includes:
Control transparent liquid crystal display module to power up, and control transparent liquid crystal module not powered, the liquid in transparent liquid crystal module
The direction of propagation that brilliant molecule will go into the polarized light in first area and second area ratates 90 degrees, described display panels
Realize normal display；
Control transparent liquid crystal display module to power up, and control transparent liquid crystal module to power up, the liquid crystal in transparent liquid crystal module
The direction of propagation that molecule will go into the polarized light in first area ratates 90 degrees, and described display panels are with described first
Normal display is realized in region corresponding region；Liquid crystal molecule in transparent liquid crystal module does not change the polarization entering in second area
The direction of propagation of light, described display panels are realizing Transparence Display with described second area corresponding region.
By the display packing of above-mentioned display panels provided in an embodiment of the present invention, display panels pass through the method
When realizing display, in Transparence Display application, Transparence Display can be realized simultaneously and normally show.
Brief description
Fig. 1 is the liquid crystal display module structural representation of the normally-black display pattern of prior art；
Fig. 2 is a kind of structure of liquid crystal display panel schematic diagram provided in an embodiment of the present invention；
Fig. 3 is the structural representation of transparent liquid crystal module provided in an embodiment of the present invention；
Fig. 4 realizes structural representation during normal display for the display panels that the embodiment of the present invention one provides；
The display panels that Fig. 5 provides for the embodiment of the present invention one are realized normally showing and knot during Transparence Display simultaneously
Structure schematic diagram；
Fig. 6 realizes structural representation during normal display for the display panels that the embodiment of the present invention two provides；
The display panels that Fig. 7 provides for the embodiment of the present invention two are realized normally showing and knot during Transparence Display simultaneously
Structure schematic diagram；
Fig. 8 is a kind of display packing flow chart of display panels provided in an embodiment of the present invention.
Specific embodiment
Embodiments provide a kind of display panels and its display packing, display device, in order to transparent aobvious
Show in application, realize Transparence Display and normal display simultaneously.
Unless otherwise defined, the technical term that the embodiment of the present invention uses or scientific terminology should be neck belonging to the present invention
There is in domain the ordinary meaning that the personage of general technical ability is understood.Make in present patent application description and claims
" first ", " second " and similar word are not offered as any order, quantity or importance, and are used only to distinguish
Different ingredients.Equally, the similar word such as " one ", " " or " being somebody's turn to do " does not indicate that quantity limits yet, but represents and deposit
At at least one.The word that " inclusion " or "comprising" etc. are similar to means to occur element before this word or object covers appearance
In the element of this word presented hereinafter or object and its equivalent, and it is not excluded for other elements or object." on ", D score, " left ",
" right ", " bottom ", " top " etc. are only used for representing relative position relation, and after the absolute position being described object changes, then this is relative
Position relationship is likely to correspondingly change.
Display panels and its display packing of specific embodiment of the invention offer are provided below in conjunction with the accompanying drawings.
As shown in Fig. 2 the specific embodiment of the invention provides a kind of display panels, side is provided with first inclined
The transparent liquid crystal display module 21 of mating plate 23, the transparent liquid crystal module 22 fitted with transparent liquid crystal display module 21, wherein,
Transparent liquid crystal module 22 arranges the second polaroid 24, the second polaroid away from the side of transparent liquid crystal display module 21
24 and first polaroid 23 just to setting, the printing opacity direction of principal axis of the printing opacity direction of principal axis of the first polaroid 23 and the second polaroid 24 is put down
OK, direction as shown by arrows in FIG.；
As shown in figure 3, transparent liquid crystal module 22 includes the first transparency carrier 31 being oppositely arranged and the second transparency carrier 32,
And positioned at the liquid crystal layer 33 between the first transparency carrier 31 and the second transparency carrier 32, transparent liquid crystal module 22 is divided into first
Region 221 and second area 222；
In first area 221, the first transparency carrier 31 arranges first orientation film 35 in the side towards liquid crystal layer 33；The
Two transparency carriers 32 arrange second orientation film 37 in the side towards liquid crystal layer 33；
In second area 222, the first transparency carrier 31 is setting gradually the first transparent electrical towards the side of liquid crystal layer 33
Pole 34 and first orientation film 35；Second transparency carrier 32 is setting gradually second transparency electrode 36 He towards the side of liquid crystal layer 33
Second orientation film 37.
Specifically, during actual fabrication, the first transparency carrier 31 makes first transparency electrode 34, by composition
Technique removes the first transparency electrode being located in first area 221, only retains the first transparent electrical being located in second area 222
Pole, patterning processes here include the stripping process after photoetching, etching and etching.In the same manner, the second transparency carrier 32 is made
Make second transparency electrode 36.Then make first orientation film on making the first transparency carrier 31 having first transparency electrode 34
35, first orientation film 35 is located at first area 221 and second area 222；There is the second transparent of second transparency electrode 36 making
Second orientation film 37 is made on substrate 32, second orientation film 37 is located at first area 221 and second area 222.
Preferably, the liquid crystal molecule in liquid crystal layer 33 in the specific embodiment of the invention is positivity liquid crystal molecule, liquid crystal layer
Retardation is λ/2, and λ is the wavelength of incident polarized light, and retardation refers to that δ n*d, δ n refer to the birefringence of liquid crystal, and d refers to liquid crystal
The thickness of layer, first orientation film 35 is used for the liquid crystal molecular orientation in liquid crystal layer 33 with second orientation film 37 so that this liquid crystal
Orientation when not powered for the liquid crystal molecule in layer becomes 45 degree of angles with the printing opacity direction of principal axis of the second polaroid 24.
Certainly, the liquid crystal molecule in transparent liquid crystal module in the specific embodiment of the invention can also be divided from negative liquid crystal
Son, when liquid crystal molecule is for negative liquid crystal molecule, after this liquid crystal molecule is orientated by friction orientation technique, taking when not powered
To for vertical direction.When to transparent liquid crystal module applied voltage, the liquid crystal molecule in transparent liquid crystal module is in horizontality,
Now can by alive size control the long axis direction of this negative liquid crystal molecule and the light transmission shaft side of the second polaroid
To 45 degree of angles of one-tenth.
Preferably, in the specific embodiment of the invention, the first transparency carrier 31 is glass substrate, and the second transparency carrier 32 is glass
Glass substrate, first transparency electrode 34 is transparent metal electrode, and second transparency electrode 36 is transparent metal electrode, and the present invention has
The preferred tin indium oxide of the material of first transparency electrode 34 and second transparency electrode 36 in body embodiment (indium tin oxide,
Ito), make transparency electrode with ito convenient in actual production manufacturing process.
The liquid crystal display mode of the normally-black display of the transparent liquid crystal display module in the specific embodiment of the invention and prior art
The structure of group is identical, including the array base palte being oppositely arranged and color membrane substrates, and is located between array base palte and color membrane substrates
Liquid crystal layer, simply eliminate and the polaroid at transparent liquid crystal module bonding position, specifically can be found in Fig. 1.
Transparent liquid crystal display module in the specific embodiment of the invention is introduced taking ips type liquid crystal display module as a example,
The liquid crystal molecules parallel of ips liquid crystal display module, in screen, controls the electrode of liquid crystal molecule rotation all to make on array base palte.When
Not during applied voltage, liquid crystal does not rotate completely, and two polaroids become 90 degree vertically, will show the pure black of comparison；Apply
After voltage, liquid crystal molecule rotates, and makes horizontal polarization light be transformed into orthogonal polarized light, light just can pass through, and is applied by changing
In the electric field level of liquid crystal molecule both sides, to control switchable polarisation light number, reach the purpose controlling light.
The display packing of the display panels of specific embodiment of the invention offer is provided below in conjunction with the accompanying drawings.
Embodiment one:
When transparent liquid crystal module is fitted with the array base palte in transparent liquid crystal display module, as shown in figure 4, present invention tool
Transparent liquid crystal display module in body embodiment includes the array base palte 10 being oppositely arranged and color membrane substrates 11, and is located at array
Liquid crystal layer 12 between substrate 10 and color membrane substrates 11, the first polaroid 23 of color membrane substrates 11 dorsad liquid crystal layer 12 side, take
By friction orientation technique, the liquid crystal molecule in liquid crystal layer 12 is orientated so that liquid crystal molecule to film 15 and alignment films 16
Long axis direction is parallel with the printing opacity direction of principal axis of the first polaroid 23, by transparent adhesive tape 40 by array base palte 10 and transparent liquid crystal module
The second transparency carrier 32 fit together composition the specific embodiment of the invention in display panels.
Introduce when not needing to carry out Transparence Display first, the display of the display panels that the specific embodiment of the invention provides
Method:
Control transparent liquid crystal display module to power up, and control transparent liquid crystal module not powered,
As shown in figure 4, the light that backlight sends enters into transparent liquid crystal module by the second polaroid 24, due to now liquid
The orientation of the liquid crystal molecule in crystal layer 33 becomes 45 degree of angles, i.e. the major axis side of liquid crystal molecule with the printing opacity direction of principal axis of the second polaroid 24
Become 45 degree of angles to the printing opacity direction of principal axis with the second polaroid 24, in figure is only the schematic diagram of liquid crystal molecule, by liquid crystal molecules tilt
Illustrate it is to clearly illustrate 45 degree of angle, the plane that the plane that actual liquid crystal molecule is located is located with the second polaroid is
Parallel.Assume the horizontal direction that the printing opacity direction of principal axis of the second polaroid 24 points to in figure arrow, liquid crystal molecule occurs two-fold
Penetrate, and because the retardation of liquid crystal layer is λ/2 so that the direction of propagation entering into the polarized light of transparent liquid crystal module ratates 90 degrees
Enter transparent liquid crystal display module afterwards, transparent liquid crystal module is equivalent to the effect of a half-wave plate, now enter transparent liquid crystal and show
Show that the direction of propagation of polarized light of module is vertical with the printing opacity direction of principal axis of the first polaroid 23, this situation is equivalent to prior art
The vertical situation in the direction of the light transmission shaft of upper and lower polaroid in the liquid crystal display module of normally-black display, therefore, now liquid crystal display
Panel is capable of normally showing.
In addition, when transparent liquid crystal display module not applied voltage, it is normal that display panels correspond again to prior art
The vertical situation in the direction of the light transmission shaft of upper and lower polaroid in the liquid crystal display module of black display, now display panels be
Normally-black dispaly state.
Then when introduction needs to carry out Transparence Display, the display side of the display panels that the specific embodiment of the invention provides
Method:
Control transparent liquid crystal display module to power up, and control transparent liquid crystal module to be also power-up,
As shown in figure 5, when the two ends to first transparency electrode 34 and second transparency electrode 36 apply a voltage, transparent
Liquid crystal module does not form electric field in first area 221, forms vertical electric field in second area 222, vertical electric field
The liquid crystal molecule being located in second area 222 in liquid crystal layer 33 is rotated with added vertical electric field and is changed into vertical state.
When not forming vertical electric field in first area 221, the major axis side of the liquid crystal molecule in first area 221
Still 45 degree of angles are become to the printing opacity direction of principal axis with the second polaroid 24, when polarized light enters first area by the second polaroid 24
When 221, because the retardation of liquid crystal layer is λ/2 so that entering into the direction of propagation rotation 90 of the polarized light of transparent liquid crystal module
Transparent liquid crystal display module is entered, now, display panels are being realized normally showing with first area 221 corresponding region after degree
Show.
When forming vertical electric field in second area 222, the long axis direction of the liquid crystal molecule in second area 222 and the
The printing opacity direction of principal axis of two polaroids 24 is vertical, and liquid crystal molecule does not occur birefringence, now enters the polarized light in second area 222
The direction of propagation constant, because the printing opacity direction of principal axis of the first polaroid 23 is parallel with the printing opacity direction of principal axis of the second polaroid 24, because
This polarization luminous energy projects from the first polaroid 23, and now the transmitance of second area 222 can be greatly improved, LCD
Plate is realizing Transparence Display with second area 222 corresponding region.
In addition, when transparent liquid crystal display module is not powered, display panels and first area 221 corresponding region are normal
Black dispaly state；It is pellucidity with second area 222 corresponding region.
In the specific embodiment of the invention, the second area of transparent liquid crystal module is when needing to see behind object
Need to power up switching to this transparent liquid crystal module, that is, when needing to carry out Transparence Display, after switching, its transmitance improves a lot, the
The transparent effect in two regions can be more preferable, such as: during the article of displaying antiques etc, can realize in first area display relevant information
Normal display, second area function now is mainly Transparence Display.Specifically, Transparence Display and normal display are realized at the same time
When, for same frame image signal, during the output of this picture signal, export, in first area, the signal needing during normal display,
The signal of second area output is signal during white picture, and that is, the signal in second area output is the signal of highest GTG.
When not needing to see behind object it is not necessary to power up to transparent liquid crystal module, display panels and existing skill
Display panels during the normally-black display of art are identical, and whole display panels all can be realized normally showing.By the present invention
The display panels that specific embodiment provides, can take into account normal display and Transparence Display, it is to avoid the liquid crystal of prior art
Display floater contrast when normal display is low and transparency low problem during Transparence Display.
Embodiment two:
When transparent liquid crystal module is fitted with the color membrane substrates in transparent liquid crystal display module, as shown in Figure 6.
When not needing to carry out Transparence Display, control transparent liquid crystal display module to power up, and control transparent liquid crystal module not
Power up,
As shown in fig. 6, transparent liquid crystal module at this moment is still equivalent to the effect of a half-wave plate, the first polaroid 23
Printing opacity direction of principal axis is parallel with the printing opacity direction of principal axis of the second polaroid 24, is equivalent to the liquid crystal display module of the normally-black display of prior art
In upper and lower polaroid light transmission shaft the vertical situation in direction, therefore, display panels are capable of normally showing.Specifically
Realize process and Fig. 4 to realize process similar, repeat no more here.
When needing to carry out Transparence Display, control transparent liquid crystal display module to power up, and control transparent liquid crystal module also to add
Electricity,
As shown in fig. 7, not forming vertical electric field, with the situation phase shown in Fig. 6 in first area 221 at this moment
With now, display panels are realizing normal display with first area 221 corresponding region.And formed in second area 222
Vertical electric field, it is to be vertically arranged that vertical electric field makes the liquid crystal molecule in second area 222, the liquid in second area 222
Brilliant molecule does not change the direction of propagation of polarized light, and the transmitance of second area 222 can be greatly improved, and display panels exist
Realize Transparence Display with second area 222 corresponding region.Implement process and Fig. 5 to realize process similar, no longer superfluous here
State.
As shown in figure 8, the specific embodiment of the invention additionally provides a kind of display packing of display panels, the method bag
Include:
S801, control transparent liquid crystal display module power up, and control transparent liquid crystal module not powered, in transparent liquid crystal module
Liquid crystal molecule will go into the direction of propagation of the polarized light in first area and second area and ratate 90 degrees, described liquid crystal display
Normal display realized by panel；
S802, control transparent liquid crystal display module power up, and control transparent liquid crystal module to power up, in transparent liquid crystal module
The direction of propagation that liquid crystal molecule will go into the polarized light in first area ratates 90 degrees, described display panels with described
Normal display is realized in first area corresponding region；Liquid crystal molecule in transparent liquid crystal module does not change and enters in second area
The direction of propagation of polarized light, described display panels are realizing Transparence Display with described second area corresponding region.
In sum, the basis of the liquid crystal display module in the normally-black display pattern of prior art for the specific embodiment of the invention
On, remove the polaroid of liquid crystal display module side, and eliminate the side laminating one transparent liquid crystal module of polaroid, by two
The individual module fitting to together forms the display panels in the specific embodiment of the invention, and this display panels is upper and lower partially
The printing opacity direction of principal axis of mating plate is parallel, and when display panels need normally to be shown, the transparent liquid crystal module of laminating is suitable
In a half-wave plate so that the direction of propagation of polarized light ratates 90 degrees.When display panels need Transparence Display, laminating
Transparent liquid crystal module in the first region still equivalent to a half-wave plate, half-wave plate event resolves in the second area, with
The corresponding display panels of second area are capable of Transparence Display.
Obviously, those skilled in the art can carry out the various changes and modification essence without deviating from the present invention to the present invention
God and scope.So, if these modifications of the present invention and modification belong to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprise these changes and modification.
Claims (9)
1. a kind of display panels, including side be provided with the first polaroid transparent liquid crystal display module it is characterised in that
Also include the transparent liquid crystal module fitted with described transparent liquid crystal display module, wherein,
Described transparent liquid crystal module arranges the second polaroid, described second polarisation away from the side of described transparent liquid crystal display module
Piece and described first polaroid just to setting, the light transmission shaft of the printing opacity direction of principal axis of described first polaroid and described second polaroid
Direction is parallel；
Described transparent liquid crystal module includes the first transparency carrier being oppositely arranged and the second transparency carrier, and is located at described first
Liquid crystal layer between transparency carrier and described second transparency carrier, described transparent liquid crystal module is divided into first area and the secondth area
Domain；
In described first area, described first transparency carrier arranges first orientation film in the side towards described liquid crystal layer；Described
Second transparency carrier arranges second orientation film in the side towards described liquid crystal layer；
In described second area, described first transparency carrier is setting gradually first transparency electrode towards the side of described liquid crystal layer
With first orientation film；Described second transparency carrier is setting gradually second transparency electrode and second towards the side of described liquid crystal layer
Alignment films；
Described first orientation film is used for the liquid crystal molecular orientation in described liquid crystal layer with described second orientation film, makes after orientation
When described transparent liquid crystal module is not powered, the direction of propagation entering the polarized light of first area and second area ratates 90 degrees；
When described transparent liquid crystal module powers up, the direction of propagation entering the polarized light of first area ratates 90 degrees, and enters second area
Polarized light the direction of propagation constant.
2. display panels according to claim 1 it is characterised in that
The retardation of described liquid crystal layer is λ/2, and λ is the wavelength of incident polarized light；
Described first orientation film and described second orientation film to after the liquid crystal molecular orientation in described liquid crystal layer so that described liquid crystal
Orientation when not powered for the molecule becomes 45 degree of angles with the printing opacity direction of principal axis of described second polaroid.
3. display panels according to claim 2 are it is characterised in that the liquid crystal molecule in described liquid crystal layer is positivity
Liquid crystal molecule.
4. display panels according to claim 1 are it is characterised in that the material of described first transparency electrode is oxidation
Indium stannum, the material of described second transparency electrode is tin indium oxide.
5. display panels according to claim 1 are it is characterised in that described first transparency carrier and described second saturating
Bright substrate is glass substrate.
6. display panels according to claim 1 are it is characterised in that described transparent liquid crystal display module is included relatively
The array base palte of setting and color membrane substrates, described transparent liquid crystal module is fitted with described array base palte；Or, described transparent liquid crystal mould
Group is fitted with described color membrane substrates.
7. display panels according to claim 6 are it is characterised in that by transparent adhesive tape by described transparent liquid crystal module
Fit with described array base palte；Or, described transparent liquid crystal module is fitted with described color membrane substrates by transparent adhesive tape.
8. a kind of display device is it is characterised in that include: the display panels described in the arbitrary claim of claim 1-7.
9. a kind of display packing of the display panels as described in claim as arbitrary in claim 1-7 is it is characterised in that described show
Show that method includes:
Control transparent liquid crystal display module to power up, and control transparent liquid crystal module not powered, the liquid crystal in transparent liquid crystal module divides
The direction of propagation that son will go into the polarized light in first area and second area ratates 90 degrees, and described display panels are realized
Normal display；
Control transparent liquid crystal display module to power up, and control transparent liquid crystal module to power up, the liquid crystal molecule in transparent liquid crystal module
The direction of propagation that will go into the polarized light in first area ratates 90 degrees, described display panels with described first area
Normal display is realized in corresponding region；Liquid crystal molecule in transparent liquid crystal module does not change the polarized light entering in second area
The direction of propagation, described display panels are realizing Transparence Display with described second area corresponding region.
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| CN105629562A (en) * | 2016-03-17 | 2016-06-01 | 深圳市华星光电技术有限公司 | Liquid crystal display panel |
| CN107908053A (en) * | 2017-12-26 | 2018-04-13 | 惠州市华星光电技术有限公司 | Display panel and display device |
| CN109298561A (en) * | 2018-11-12 | 2019-02-01 | 惠州市华星光电技术有限公司 | A kind of transparent display panel and display device |
| CN110415614A (en) * | 2019-08-27 | 2019-11-05 | 体验科技股份有限公司 | A kind of true colour display screen showing device of full tunnel and method |
| CN110412788A (en) * | 2019-08-27 | 2019-11-05 | 体验科技股份有限公司 | A kind of true color Alpha all-pass channel display apparatus and method |
| CN110596945A (en) * | 2019-09-20 | 2019-12-20 | 厦门天马微电子有限公司 | Display panel and display device |
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| CN102981308A (en) * | 2012-11-30 | 2013-03-20 | 京东方科技集团股份有限公司 | Transparent display |
| CN103293747A (en) * | 2012-06-29 | 2013-09-11 | 上海天马微电子有限公司 | Transparent liquid crystal display device |
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| JP4912245B2 (en) * | 2007-07-20 | 2012-04-11 | 株式会社 日立ディスプレイズ | Liquid crystal display |
| JP4965369B2 (en) * | 2007-07-25 | 2012-07-04 | 共同印刷株式会社 | Method for manufacturing element substrate for liquid crystal display device |
| JP2010039028A (en) * | 2008-08-01 | 2010-02-18 | Seiko Epson Corp | Electrooptical apparatus, display method, and electronic device |
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| CN103293747A (en) * | 2012-06-29 | 2013-09-11 | 上海天马微电子有限公司 | Transparent liquid crystal display device |
| CN102981308A (en) * | 2012-11-30 | 2013-03-20 | 京东方科技集团股份有限公司 | Transparent display |
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