CN105892078B - A kind of display device and its driving method, display system - Google Patents
A kind of display device and its driving method, display system Download PDFInfo
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- CN105892078B CN105892078B CN201610446297.3A CN201610446297A CN105892078B CN 105892078 B CN105892078 B CN 105892078B CN 201610446297 A CN201610446297 A CN 201610446297A CN 105892078 B CN105892078 B CN 105892078B
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B30/00—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
- G02B30/20—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes
- G02B30/26—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes of the autostereoscopic type
- G02B30/27—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes of the autostereoscopic type involving lenticular arrays
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B30/00—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
- G02B30/20—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes
- G02B30/22—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes of the stereoscopic type
- G02B30/25—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes of the stereoscopic type using polarisation techniques
Abstract
The embodiment of the present invention provides a kind of display device and its driving method, display system, is related to display technology field, can show 2D, 3D display, VR show and be integrated into a display device.The display device includes liquid crystal display panel, is arranged on the down polaroid of liquid crystal display panel incident side and is successively set on the upper polaroid and grating of liquid crystal display panel light emission side；The the first sub- polaroid and the second sub- polaroid that upper polaroid and down polaroid be identical by two pieces of areas and polarization direction is vertical are spliced, and in upper polaroid and down polaroid the corresponding sub- polaroid in position polarization direction it is vertical；It further includes：Distance detection sensor and controller；Distance detection sensor is used to detect user to the distance of liquid crystal display panel light emission side；Controller is used for the testing result according to range sensor, and control liquid crystal display panel carries out 3D display or progress 2D shows or carries out VR and shows.For the manufacture of display device.
Description
Technical field
The present invention relates to display technology field more particularly to a kind of display devices and its driving method, display system.
Background technology
With the development of science and technology and the raising of quality of life, people have been not content with traditional plane (Two
Dimensions, abbreviation 2D) display, it pursues three-dimensional image and shows.Display device currently on the market has been able to realize vertical
Body (Three Dimensions, abbreviation 3D) is shown and virtual reality (Virtual Reality, abbreviation VR) display.
At present, the conversion of 2D and 3D can be realized, but VR is shown, can only be shown by independent device
Show, so that when user needs to experience different display effects, it is necessary to replace display device ability meet demand, reduce user
Experience effect.
Invention content
The embodiment of the present invention provides a kind of display device and its driving method, display system, can show 2D, 3D display
Show that three kinds of display modes are integrated into a display device with VR.
In order to achieve the above objectives, the embodiment of the present invention adopts the following technical scheme that：
In a first aspect, provide a kind of display device, including liquid crystal display panel, it is arranged on the liquid crystal display panel and enters light
The down polaroid of side and the upper polaroid and grating for being successively set on the liquid crystal display panel light emission side；The upper polarisation
The the first sub- polaroid and the second sub- polaroid that piece and the down polaroid are identical by two pieces of areas and polarization direction is vertical are spelled
Connect, and in the upper polaroid and the down polaroid the corresponding sub- polaroid in position polarization direction it is vertical；It further includes：
Distance detection sensor and controller；The distance detection sensor is used to detect user to the liquid crystal display panel light emission side
Distance；The controller is used for the testing result according to the range sensor, and the liquid crystal display panel is controlled to carry out 3D
Display or progress 2D show or carry out VR and show.
Preferably, the display device, which further includes, is arranged on the down polaroid far from the liquid crystal display panel side
OLED display panel；Wherein, the sub-pixel in the OLED display panel at least with a sub-pixel in liquid crystal display panel
It is corresponding；The controller is additionally operable to control the sub-pixel of the OLED display panel to emit white light or primaries；In the OLED
In the case of the sub-pixel hair primaries of display panel, the liquid crystal display panel does not include color film.
It is further preferred that the grating is the first Lenticular screen.
It is further preferred that it is located relatively at first in first Lenticular screen at the liquid crystal display panel center
Cylindrical lens, from the center of the liquid crystal display panel to both sides, the deflection angle of first cylindrical lens gradually increase；Wherein,
First cylindrical lens at the liquid crystal display panel center are located relatively at, first cylindrical lens positioned at its both sides are symmetrical.
Preferably, the display device, which further includes, is arranged on first Lenticular screen far from the liquid crystal display panel
Second Lenticular screen of side；Wherein, first Lenticular screen and second Lenticular screen mutually closely stack,
And the crowning of second Lenticular screen is directed away from the first Lenticular screen side；First Lenticular screen
It is vertical with the orientation of cylindrical lens in second Lenticular screen.
It is further preferred that it is located relatively at first in first Lenticular screen at the liquid crystal display panel center
Cylindrical lens, from the center of the liquid crystal display panel to both sides, the deflection angle of first cylindrical lens gradually increase；With respect to position
The second cylindrical lens in second Lenticular screen at the liquid crystal display panel center, from the liquid crystal display panel
Center to both sides, the deflection angle of second cylindrical lens gradually increase.
Wherein, first cylindrical lens at the liquid crystal display panel center are located relatively at, described positioned at its both sides
One cylindrical lens are symmetrical；Second cylindrical lens at the liquid crystal display panel center are located relatively at, described positioned at its both sides
Two cylindrical lens are symmetrical.
Preferably, the display device, which further includes, is arranged on the upper polaroid far from the liquid crystal display panel side
Anti-reflection film.
It is further preferred that the anti-reflection film includes the first anti-reflection film and the second anti-reflection film；First anti-reflection film and institute
The shape for stating the second anti-reflection film is wedge shape and size is identical；Wherein, left eye picture when first anti-reflection film corresponds to 3D display
Element, right eye sub-pixel when the second anti-reflection film corresponds to 3D display；The thickness of first anti-reflection film and the second anti-reflection film adjacent
It spends identical.
Second aspect provides a kind of display system, including the display device described in above-mentioned first aspect, further includes VR
Mirror；Wherein, the polarization direction of the VR glasses left eyeglass lens and sub- polaroid corresponding with left eye position in upper polaroid is inclined
Shaking, direction is parallel, and the polarization direction of right eye eyeglass is inclined with the sub- polaroid corresponding with right eye position in the upper polaroid
The direction that shakes is parallel.
Preferably, the eyeglass of the VR glasses is concavees lens.
The third aspect provides a kind of driving method of display device as described in relation to the first aspect, including：
When the distance of user to liquid crystal display panel light emission side is less than the first preset value, the liquid crystal is controlled in odd-numbered frame
All sub-pixels corresponding with the first sub- polaroid show the first image in display panel, control in the liquid crystal display panel with
The corresponding all sub-pixels of second sub- polaroid do not shine；In even frame controls the liquid crystal display panel with the second sub- polarisation
The corresponding all sub-pixels of piece show the second image, control corresponding with the first sub- polaroid all in the liquid crystal display panel
Sub-pixel does not shine.
When the distance of user to the liquid crystal display panel light emission side, which is more than the first preset value, is less than the second preset value,
All sub-pixels in the liquid crystal display panel is controlled to show piece image per frame.
When the distance of user to the liquid crystal display panel light emission side is more than the second preset value, the liquid crystal display is controlled
The sub-pixel that left eye is corresponded in panel shows left-eye image, and the sub-pixel of corresponding right eye shows eye image.
The embodiment of the present invention provides a kind of display device and its driving side, display system, according to user to LCD display
The distance of plate light emission side, when the distance is more than the second preset value, due to being arranged on the grating of liquid crystal display panel light emission side
Light splitting acts on, and the left-eye image that the sub-pixel of left eye is shown correspond in liquid crystal display panel to be received by left eye, correspondence right eye
The eye image that sub-pixel is shown can be received by right eye, so as to fulfill 3D display effect；When the distance is big less than the second preset value
When the first preset value, grating does not have light splitting and acts at this time, and the image that all sub-pixels in liquid crystal display panel are shown is equal
It can simultaneously be received by left eye and right eye, so as to fulfill 2D display effects；When the distance is less than the first preset value, grating rises at this time
It is acted on less than light splitting, due to the first sub- polarisation that upper polaroid and down polaroid are identical by two pieces of areas and polarization direction is vertical
Piece and the second sub- polaroid are spliced, and the polarization direction of the corresponding sub- polaroid in position is hung down in upper polaroid and down polaroid
Directly, thus by wearing the polarization direction of left eyeglass lens and the polarization side of sub- polaroid corresponding with left eye position in upper polaroid
To parallel, the polarization direction of right eye eyeglass is parallel with the polarization direction of sub- polaroid corresponding with right eye position in upper polaroid
VR glasses can only make left eye see image, right eye can only be made to see image in even frame, be shown so as to fulfill VR in odd-numbered frame
Show effect.
Based on this, display device provided in an embodiment of the present invention can show 2D, 3D display and VR show three kinds of displays
Mode is integrated into a display device, improves user experience effect.
Description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, 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
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is a kind of structure diagram one of display device provided in an embodiment of the present invention；
Fig. 2 is a kind of structure diagram two of display device provided in an embodiment of the present invention；
Fig. 3 (a) is a kind of sub-pixel of liquid crystal display panel provided in an embodiment of the present invention and the son of OLED display panel
Correspondence schematic diagram one between pixel；
Fig. 3 (b) is a kind of sub-pixel of liquid crystal display panel provided in an embodiment of the present invention and the son of OLED display panel
Correspondence schematic diagram two between pixel；
Fig. 4 is a kind of structure diagram three of display device provided in an embodiment of the present invention；
Fig. 5 is a kind of structure diagram of Lenticular screen provided in an embodiment of the present invention；
Fig. 6 is the structure diagram that a kind of two layers of Lenticular screen provided in an embodiment of the present invention stacks；
Fig. 7 is a kind of structure diagram four of display device provided in an embodiment of the present invention；
Fig. 8 is a kind of structure diagram one of anti-reflection film provided in an embodiment of the present invention；
Fig. 9 is a kind of structure diagram two of anti-reflection film provided in an embodiment of the present invention；
Figure 10 is a kind of flow chart of driving method provided in an embodiment of the present invention.
Reference numeral
10- liquid crystal display panels；The left eye sub-pixel of 101- liquid crystal display panels；Right eye of 102- liquid crystal display panels
Pixel；20- down polaroids；First sub- polaroid of 201- down polaroids；Second sub- polaroid of 202- down polaroids；On 30-
Polaroid；First sub- polaroid of 301- upper polaroids；Second sub- polaroid of 302- upper polaroids；40- gratings；401- first
Lenticular screen；The first cylindrical lens of 4011-；The second Lenticular screens of 402-；The second cylindrical lens of 4022-；50-OLED display surfaces
Plate；60- anti-reflection films；The first anti-reflection films of 601-；The second anti-reflection films of 602-；70- Optical transparent adhesives；The deflection angle of α-cylindrical lens；β-
Wedge-shaped apex angle.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment shall fall within the protection scope of the present invention.
The embodiment of the present invention provides a kind of display device, as shown in Figure 1, including liquid crystal display panel 10, being arranged on liquid crystal
The down polaroid 20 of 10 incident side of display panel and the upper polaroid 30 and light for setting gradually 10 light emission side of liquid crystal display panel
Grid 40.
Wherein, the first sub- polarisation that upper polaroid 30 and down polaroid 20 are identical by two pieces of areas and polarization direction is vertical
Piece and the second sub- polaroid are spliced, and the polarization side of the sub- polaroid corresponding with position in down polaroid 20 of upper polaroid 30
To vertical.That is, refering to what is shown in Fig. 1, upper polaroid 30 is by the first sub- polaroid 301 of upper polaroid and the second son of upper polaroid
Polaroid 302 is spliced, the polarization of the first sub- polaroid 301 of upper polaroid and the second sub- polaroid 302 of upper polaroid
Direction is vertical；Down polaroid 20 is spliced by the first sub- polaroid 201 of down polaroid and the second sub- polaroid 202 of down polaroid
It forms, the first sub- polaroid 201 of down polaroid is vertical with the polarization direction of the second sub- polaroid 202 of down polaroid；It is upper inclined
The first sub- polaroid 301 and the first sub- polaroid 201 of down polaroid of mating plate correspond to and polarization direction is vertical；Upper polaroid
Second sub- polaroid 302 is corresponded to the second sub- polaroid 202 of down polaroid and polarization direction is vertical.
The display device further includes：Distance detection sensor (not identified in figure) and controller (not identified in figure)；Away from
It is used to detect with a distance from user to 10 light emission side of liquid crystal display panel from detection sensor；Controller is used for according to range sensor
Testing result, control liquid crystal display panel 10 carries out 3D display or carries out 2D showing or carry out VR and show.
Certainly, which further includes the backlight (not identified in figure) for being arranged on 10 incident side of liquid crystal display panel.
Wherein, the embodiment of the present invention is not defined backlight, can provide light source to liquid crystal display panel 10.
Based on foregoing description, operation principle when display device provided in an embodiment of the present invention carries out 2D displays is：Pass through
Distance detection sensor detects user to the distance of 10 light emission side of liquid crystal display panel, is preset when the distance detected is more than first
It is worth such as 10cm, during less than the second preset value such as 25cm, all sub-pixels in controller control liquid crystal display panel 10 exist
Piece image is shown in each frame, so as to fulfill 2D display effects.
Carry out 3D display when operation principle be：User is detected by distance detection sensor to liquid crystal display panel 10 to go out
The distance of light side, when the distance detected is more than the second preset value such as 25cm, in controller control liquid crystal display panel 10
The sub-pixel such as odd column sub-pixel of corresponding left eye shows left-eye image, the sub-pixel such as even column sub-pixel of corresponding right eye
Show eye image, on this basis by the fusion of user's brain, ultimately forming a width has the stereogram of sense of depth
Picture, so as to fulfill 3D display effect.
Carry out VR displays when operation principle be：User is detected by distance detection sensor to liquid crystal display panel 10 to go out
The distance of light side, when the distance detected is less than the first preset value such as 10cm, in controller control liquid crystal display panel 10
First sub- 301 corresponding sub-pixel of polaroid of upper polaroid carries out odd-numbered frame image and shows, controls the second son of upper polaroid
302 corresponding sub-pixel of polaroid carries out even frame image and shows that parity frame image is shown according to sequential.On this basis, user
Pass through the polarization direction for wearing left eyeglass lens and sub- polaroid such as upper polaroid corresponding with left eye position in upper polaroid 30
The first sub- polaroid 301 polarization direction it is parallel, the polarization direction of right eye eyeglass in upper polaroid 30 with right eye position pair
The parallel VR glasses in the polarization direction of the second of sub- polaroid such as upper polaroid the sub- polaroid 302 answered, can be in odd-numbered frame
Left eye can only be made to see image, right eye can only be made to see image in even frame, so as to fulfill VR display effects.Wherein, in user
When the distance between eyes and display device are smaller, the image information of " deformation " is shown in display device, which exists
After the viewing of VR glasses, you can see normal image information.
Wherein, the switching between 2D is shown, 3D display, VR are shown be by controller adjust the distance detection sensor detection use
After the distance of family to 10 light emission side of liquid crystal display panel is compared with preset value, and then liquid crystal display panel 10 is controlled to carry out phase
That answers shows to realize.
It should be noted that not being defined to the type of grating 40, it can realize that light splitting acts on, and in user to liquid crystal
When showing that the distance of panel 10 is met more than the second preset value, the left eye of user is made to only see in liquid crystal display panel 10 and corresponds to left eye
The left-eye image that shows of sub-pixel, right eye only sees and the right eye figure that the sub-pixel of right eye is shown corresponded in liquid crystal display panel 10
As.
Wherein, the size of the second preset value can be configured with the focal length of reference grating 40, as user to LCD display
When the distance of plate 10 is less than the second preset value, grating 40 does not play light splitting, at this time by user to liquid crystal display panel 10
Distance refinement, can control liquid crystal display panel 10 carry out 2D or VR show.
The embodiment of the present invention provides a kind of display device, according to user to the distance of 10 light emission side of liquid crystal display panel, when
When the distance is more than the second preset value, the light splitting effect of the grating 40 due to being arranged on 10 light emission side of liquid crystal display panel, liquid crystal
The left-eye image that the sub-pixel of left eye is shown is corresponded in display panel 10 to be received by left eye, what the sub-pixel of corresponding right eye was shown
Eye image can be received by right eye, so as to fulfill 3D display effect；It is more than the first preset value when the distance is less than the second preset value
When, grating 40 does not have light splitting and acts at this time, and the image that all sub-pixels in liquid crystal display panel 10 are shown can be by left eye
It is received simultaneously with right eye, so as to fulfill 2D display effects；When the distance is less than the first preset value, grating 40 does not have point at this time
Light action, due to the first sub- polaroid that upper polaroid 30 and down polaroid 20 are identical by two pieces of areas and polarization direction is vertical
It is spliced with the second sub- polaroid, and the polarization direction of the sub- polaroid corresponding with position in down polaroid 20 of upper polaroid 30
Vertically, thus by wearing the inclined of the polarization directions of left eyeglass lens and sub- polaroid corresponding with left eye position in upper polaroid 30
The direction that shakes is parallel, the polarization direction of the polarization direction of right eye eyeglass and sub- polaroid corresponding with right eye position in upper polaroid 30
Parallel VR glasses can only make left eye see image, right eye can only be made to see image in even frame in odd-numbered frame, so as to real
Existing VR display effects.
Based on this, display device provided in an embodiment of the present invention can show 2D, 3D display and VR show three kinds of displays
Mode is integrated into a display device, improves user experience effect.
Since organic electroluminescent LED (Organic Light Emitting Diode, abbreviation OLED) is with frivolous
The characteristics of, the thickness of entire display module can be reduced, and OLED has many advantages, such as high colour gamut, high contrast, therefore, can be used
Backlight of the OLED display panel as liquid crystal display panel 10.
That is, as shown in Fig. 2, the display device, which further includes, is arranged on down polaroid 20 far from 10 side of liquid crystal display panel
OLED display panel 50；Wherein, the sub-pixel in OLED display panel 50 at least with a son in liquid crystal display panel 10
Pixel corresponds to.
On this basis, controller is additionally operable to the sub-pixel of control OLED display panel 50 and emits white light or primaries；
In the case of the sub-pixel hair primaries of OLED display panel 50, liquid crystal display panel 10 does not include color film.
Wherein, OLED display panel 50 and liquid crystal display panel 10 can pass through Optical transparent adhesive (Optical Clear
Resin, abbreviation OCR) 70 connections.
It should be noted that first, it is limited to the technique limitation of organic layer in OLED display panel 50, OLED display panel
50 resolution ratio can not be done sufficiently small, based on this, if the resolution ratio of liquid crystal display panel 10 do it is sufficiently small, such as Fig. 3
(a) shown in, the sub- picture of the liquid crystal display panel 10 of the sub-pixel correspondence 2 or 2 or more of OLED display panel 50 can be made
Element, wherein Fig. 3 (a) are illustrated for 2；If the resolution ratio of liquid crystal display panel 10 do with 50 phase of OLED display panel
When then, as shown in Fig. 3 (b), the sub-pixel one that can make the sub-pixel and liquid crystal display panel 10 of OLED display panel 50 is a pair of
It should.
Second, when the sub-pixel of controller control OLED display panel 50 emits white light, OLED display panel 50 is as the back of the body
Light source uses；When the sub-pixel of controller control OLED display panel 50 sends out primaries, OLED display panel 50 is conduct
Backlight uses, and as the device for realizing colored display, at this time control of the liquid crystal display panel 10 as brightness.Wherein, three
Primitive color light can be red, green, blue, or yellow, pinkish red, green.
In the embodiment of the present invention, when making OLED display panel 50, as chromatic display, liquid crystal display panel 10 removes
Color film is only used as that the transmitance of display device can be made increase as brightness controller part when brightness controls.
Since current Lenticular screen application range is wider, and its manufacture craft is simple, therefore the embodiment of the present invention, preferably
, as shown in figure 4, grating 40 is the first Lenticular screen 401.First Lenticular screen 401 includes multiple first cylindrical lens
4011。
Wherein, the thickness d of the first Lenticular screen 401, can be according to formulaIt calculates, wherein, n
The refractive index of one Lenticular screen 401, r are the radius of curvature of the first cylindrical lens 4011.
It is further preferred that as shown in figure 5, it is located relatively at first Lenticular screen 401 at 10 center of liquid crystal display panel
In the first cylindrical lens 4011, from the center of liquid crystal display panel 10 to both sides, the deflection angle of the first cylindrical lens 4011 is gradual
Increase；Wherein, first cylindrical lens 4011 at 10 center of liquid crystal display panel, the first cylindrical lens positioned at its both sides are located relatively at
4011 is symmetrical.
Specifically, refering to what is shown in Fig. 5, assume that the first cylindrical lens 4011 positioned at 10 center of liquid crystal display panel are the 0th
First cylindrical lens 4011 (the first cylindrical lens 4011 in figure shown in dotted line frame), from liquid crystal display panel 10 center to left side
First cylindrical lens 4011 are followed successively by the 1st, 2,3 ..., n, from 10 center of liquid crystal display panel to first cylindrical lens on right side
4011 be followed successively by the 1st ', 2 ', 3 ' ..., n ' it is a.Correspondingly, the 1st of the 1st first cylindrical lens 4011 in left side and right side the ' a
First deflection angle α of the first cylindrical lens 40111It is identical, the 2nd ' a the of the 2nd of left side the first cylindrical lens 4011 and right side
Second deflection angle α of one cylindrical lens 40112It is identical, and the second deflection angle α2More than the first deflection angle α1.And so on,
Complete the deflection to the first cylindrical lens 4011 in the first Lenticular screen 401.Wherein, the 0th the first cylindrical lens 4011 are without inclined
Turn.
It, can be according to formula for the deflection angle α of the first cylindrical lens 4011It calculates, wherein, x is
The half of display screen length, y are distance of the user to the first Lenticular screen 401.For example, when the screen of display device
Length is 12cm, during the distance 30cm of the first Lenticular screen of user distance 401, at this point, outermost positioned at liquid crystal display panel 10
The deflection angle of first cylindrical lens 4011 of side is
The embodiment of the present invention is carried out small by the first cylindrical lens 4011 to the first Lenticular screen 401 from center to edge
The deflection of angle so that the light that liquid crystal display panel 10 is sent out can improve user experience preferably into the visual field of access customer.
Further, as shown in fig. 6, the display device, which further includes, is arranged on the first Lenticular screen 401 far from liquid crystal
Second Lenticular screen 402 of 10 side of display panel；Second Lenticular screen 402 includes multiple second cylindrical lens 4022.Its
In, the first Lenticular screen 401 and the second Lenticular screen 402 mutually closely stack, and the protrusion of the second Lenticular screen 402
Facing towards far from 401 side of the first Lenticular screen；Cylindrical lens in first Lenticular screen 401 and the second Lenticular screen 402
Orientation it is vertical.
Wherein, the calculating side of the calculation of 402 thickness d of the second Lenticular screen and 401 thickness d of the first Lenticular screen
Formula is identical.
It, can be in addition, the orientation of cylindrical lens is vertical in the first Lenticular screen 401 and the second Lenticular screen 402
It is interpreted as, the second Lenticular screen 402 is to rotate the first Lenticular screen 401 along the direction parallel with liquid crystal display panel 10
90 ° obtain.
The embodiment of the present invention is by setting two layers of mutual the first Lenticular screen 401 closely stacked and orientation is vertical
With the second Lenticular screen 402, the light of straight line formula that the first Lenticular screen of individual layer 401 converges can be become converging
To the point light of human eye this point, display effect is improved.
It is further preferred that first in the first Lenticular screen 401 for being located relatively at 10 center of liquid crystal display panel
Cylindrical lens 4011, from the center of liquid crystal display panel 10 to both sides, the gradual increased feelings of the deflection angles of the first cylindrical lens 4011
Under condition, the second cylindrical lens 4022 for being located relatively in second Lenticular screen 402 at 10 center of liquid crystal display panel, from liquid crystal
Show the center to both sides of panel 10, the deflection angle of the second cylindrical lens 4022 gradually increases.
Wherein, second cylindrical lens 4022 at 10 center of liquid crystal display panel are located relatively at, the second column positioned at its both sides is saturating
Mirror 4022 is symmetrical.
Wherein, the calculation phase of the deflection angle α of the second cylindrical lens 4022 and the deflection angle α of the first cylindrical lens 4011
Together.
The embodiment of the present invention passes through to the first cylindrical lens 4011 of the first Lenticular screen 401 and the second Lenticular screen
402 the second cylindrical lens 4022 carry out the deflection of low-angle so that the light that liquid crystal display panel 10 is sent out can preferably into
The visual field of access customer.
Based on above-mentioned, in order to improve the transmissivity of display device, the embodiment of the present invention, it is preferred that as shown in fig. 7, described
Display device, which further includes, is arranged on anti-reflection film 60 of the upper polaroid 30 far from 10 side of liquid crystal display panel.
Wherein, the material and thickness of anti-reflection film 60 are not limited, the transmissivity of display device can be improved.
It is further preferred that as shown in Figure 8 and Figure 9, anti-reflection film 60 includes the first anti-reflection film 601 and the second anti-reflection film 602；
The shape of first anti-reflection film 601 and the second anti-reflection film 602 is wedge shape and size is identical；Wherein, the first anti-reflection film 601 corresponds to 3D
Left eye sub-pixel 101 during display, right eye sub-pixel 102 when the second anti-reflection film 602 corresponds to 3D display；First anti-reflection film 601 and
The thickness of two anti-reflection films, 602 adjacent is identical.
Wherein, the size of wedge-shaped apex angle ss is not limited, the preferred β=arctan of the embodiment of the present invention (0.1) °.
The embodiment of the present invention by anti-reflection film 60 by being shaped to wedge shape, and left eye when corresponding to 3D display respectively
Pixel and right eye sub-pixel make the light that liquid crystal display panel 10 is sent out that micro- complications occur, so that user's right and left eyes are seen
Picture it is more targeted, improve stereo display effect.
The embodiment of the present invention provides a kind of display system, including above-mentioned display device, further includes VR glasses；Wherein, institute
It is put down with the polarization direction of sub- polaroid corresponding with left eye position in upper polaroid 30 polarization direction for stating VR glasses left eyeglass lens
Row, the polarization direction of right eye eyeglass are parallel with the polarization direction of sub- polaroid corresponding with right eye position in upper polaroid 30.
Wherein, when the distance between eyes of user and display device is smaller, the figure of " deformation " is shown in display device
As information, the image information is after the viewing of VR glasses, you can sees normal image information.
The embodiment of the present invention provides a kind of display system, and the display device in the display system is by detecting user to liquid
The distance of 10 light emission side of LCD panel when the distance is more than the second preset value, goes out due to being arranged on liquid crystal display panel 10
The light splitting effect of the grating 40 of light side, left-eye image that the sub-pixel of left eye is shown is corresponded in liquid crystal display panel 10 can be by left eye
It receives, the eye image that the sub-pixel of corresponding right eye is shown can be received by right eye, so as to fulfill 3D display effect；When this is apart from small
When the second preset value is more than the first preset value, grating 40 does not have light splitting and acts at this time, all in liquid crystal display panel 10
The image that sub-pixel is shown can simultaneously be received by left eye and right eye, so as to fulfill 2D display effects；When the distance is less than first
During preset value, grating 40 does not have light splitting effect at this time, since upper polaroid 30 and down polaroid 20 are identical by two pieces of areas
And vertical the first sub- polaroid in polarization direction and the second sub- polaroid are spliced, and in upper polaroid 30 and down polaroid 20
The polarization direction of the corresponding sub- polaroid in position is vertical, thus by wearing in the polarization direction of left eyeglass lens and upper polaroid 30
The polarization direction of sub- polaroid corresponding with left eye position is parallel, the polarization direction of right eye eyeglass in upper polaroid 30 with right eye
The parallel VR glasses in the polarization direction of the corresponding sub- polaroid in position, can only make left eye see image, in idol in odd-numbered frame
Number frame can only make right eye see image, so as to fulfill VR display effects.
In order to which meet different myopia degrees shows the virtual reality effect brought, this hair with can clearly experience VR per family
Bright embodiment, it is further preferred that the eyeglass of VR glasses is concavees lens.
Wherein, can the light of concavees lens be confirmed according to the Overlay that everyone myopia degree and Lenticular screen integrate
Learn dimensional parameters.
The embodiment of the present invention provides a kind of driving method of display device, as shown in Figure 10, the method includes：
S10, when user to 10 light emission side of liquid crystal display panel distance be less than the first preset value when, odd-numbered frame control liquid
All sub-pixels corresponding with the first sub- polaroid show the first image in LCD panel 10, control in liquid crystal display panel 10
All sub-pixels corresponding with the second sub- polaroid do not shine；Even frame control liquid crystal display panel 10 in the second sub- polarisation
The corresponding all sub-pixels of piece show the second image, control all sons corresponding with the first sub- polaroid in liquid crystal display panel 10
Pixel does not shine.
Specifically, detecting user to the distance of 10 light emission side of liquid crystal display panel by distance detection sensor, work as detection
When the distance arrived is less than the first preset value, the first sub- polaroid in controller control liquid crystal display panel 10 with upper polaroid
301 corresponding sub-pixels carry out odd-numbered frame image and show, are carried out with the second sub- 302 corresponding sub-pixel of polaroid of upper polaroid
Even frame image shows that parity frame image is shown according to sequential.On this basis, user is by wearing the polarization directions of left eyeglass lens
With the polarization direction of the first sub- polaroid 301 of sub- polaroid such as upper polaroid corresponding with left eye position in upper polaroid 30
It is parallel, the polarization direction of right eye eyeglass and the of sub- polaroid such as upper polaroid corresponding with right eye position in upper polaroid 30
The parallel VR glasses in the polarization directions of two sub- polaroids 302, can only make left eye see image in odd-numbered frame, in even frame only
Right eye can be made to see image, so as to fulfill VR display effects.
S20, when user to 10 light emission side of liquid crystal display panel distance be more than the first preset value be less than the second preset value when,
All sub-pixels in every frame controls liquid crystal display panel 10 show piece image.
Specifically, detecting user to the distance of 10 light emission side of liquid crystal display panel by distance detection sensor, work as detection
The distance arrived is more than the first preset value, during less than the second preset value, all sub- pictures in controller control liquid crystal display panel 10
Element shows piece image in each frame, so as to fulfill 2D display effects.
S30, when user to 10 light emission side of liquid crystal display panel distance be more than the second preset value when, control LCD display
The sub-pixel that left eye is corresponded in plate 10 shows left-eye image, and the sub-pixel of corresponding right eye shows eye image.
Specifically, detecting user to the distance of 10 light emission side of liquid crystal display panel by distance detection sensor, work as detection
When the distance arrived is more than the second preset value, the sub-pixel such as odd column of left eye is corresponded in controller control liquid crystal display panel 10
Sub-pixel shows left-eye image, and the sub-pixel such as even column sub-pixel of corresponding right eye shows eye image, leads on this basis
The fusion of user's brain is crossed, ultimately forming a width has the stereo-picture of sense of depth, so as to fulfill 3D display effect.
Wherein, the size of the second preset value can be set with the focal length of reference grating 40, be divided so that grating 40 can be realized
Light action, when the distance of user and liquid crystal display panel 10 is less than the second preset value, grating 40 does not work.The present invention is implemented
Example is optional, and the second preset value is 25cm.At this time by the refinement to user to the distance of liquid crystal display panel 10, can control
Liquid crystal display panel 10 carries out 2D or VR and shows, such as optionally, and the first preset value is 10cm.
That is, when distance detection sensor detects that the distance of 10 light emission side of user's liquid crystal display panel is less than more than 10cm
During 25cm, under the control of the controller, display device carries out 2D and shows；When distance detection sensor detects user's liquid crystal display
When the distance of 10 light emission side of panel is more than 25cm, under the control of the controller, display device carries out 3D display；When distance detection passes
When sensor detects that the distance of 10 light emission side of user's liquid crystal display panel is less than 10cm, under the control of the controller, display device
VR is carried out to show.
The embodiment of the present invention provides a kind of driving method of display device, is gone out by detecting user to liquid crystal display panel 10
The distance of light side, when the distance is more than the second preset value, due to being arranged on the grating 40 of liquid crystal display panel 10 light emission side
Light splitting acts on, and the left-eye image that the sub-pixel of left eye is shown correspond in liquid crystal display panel 10 to be received by left eye, correspondence right eye
The eye image that shows of sub-pixel can be received by right eye, so as to fulfill 3D display effect；When the distance is less than the second preset value
During more than the first preset value, grating 40 does not have light splitting and acts at this time, what all sub-pixels in liquid crystal display panel 10 were shown
Image can simultaneously be received by left eye and right eye, so as to fulfill 2D display effects；When the distance is less than the first preset value, at this time
Grating 40 does not have light splitting effect, and due to upper polaroid 30 and down polaroid 20, area is identical and polarization direction is vertical by two pieces
The first sub- polaroid and the second sub- polaroid be spliced, and upper polaroid 30 it is corresponding with position in down polaroid 20 son partially
The polarization direction of mating plate is vertical, thus the polarization direction by wearing left eyeglass lens is corresponding with left eye position with upper polaroid 30
Sub- polaroid polarization direction it is parallel, the polarization direction of right eye eyeglass and in upper polaroid 30 it is corresponding with right eye position partially
The parallel VR glasses in the polarization direction of mating plate, can only make left eye see image, can only make right eye in even frame in odd-numbered frame
Image is seen, so as to fulfill VR display effects.
Based on this, the driving method of display dress provided in an embodiment of the present invention, by controlling liquid crystal display panel 10 come real
Existing 2D is shown, 3D display and VR are shown in a display device and are converted, and improves user experience effect.
More than, only specific embodiment of the invention, but protection scope of the present invention is not limited thereto is any to be familiar with
Those skilled in the art in the technical scope disclosed by the present invention, can readily occur in change or replacement, should all cover
Within protection scope of the present invention.Therefore, protection scope of the present invention should be subject to the protection scope in claims.
Claims (11)
1. a kind of display device, which is characterized in that including liquid crystal display panel, be arranged on the liquid crystal display panel incident side
Down polaroid and the upper polaroid and grating for being successively set on the liquid crystal display panel light emission side；The upper polaroid and
The down polaroid is identical by two pieces of areas and polarization direction the is vertical sub- polaroid splicing of the first sub- polaroid and second and
Into, and in the upper polaroid and the down polaroid the corresponding sub- polaroid in position polarization direction it is vertical；
It further includes：Distance detection sensor and controller；The distance detection sensor is used to detect user to the liquid crystal
Show the distance of panel light emission side；The controller is used for the testing result according to the range sensor, controls the liquid crystal
Show that panel carries out 3D display or progress 2D shows or carries out VR and shows.
2. display device according to claim 1, which is characterized in that further include and be arranged on the down polaroid far from described
The OLED display panel of liquid crystal display panel side；
Wherein, the sub-pixel in the OLED display panel is at least corresponding with a sub-pixel in liquid crystal display panel；
The controller is additionally operable to control the sub-pixel of the OLED display panel to emit white light or primaries；It is shown in the OLED
In the case of the sub-pixel hair primaries for showing panel, the liquid crystal display panel does not include color film.
3. display device according to claim 1 or 2, which is characterized in that the grating is the first Lenticular screen.
4. display device according to claim 3, which is characterized in that be located relatively at the institute at the liquid crystal display panel center
The first cylindrical lens in the first Lenticular screen are stated, from the center of the liquid crystal display panel to both sides, first cylindrical lens
Deflection angle gradually increase；
Wherein, first cylindrical lens at the liquid crystal display panel center are located relatively at, first column positioned at its both sides
Lens are symmetrical.
5. display device according to claim 3, which is characterized in that further include that be arranged on first Lenticular screen remote
The second Lenticular screen from the liquid crystal display panel side；
Wherein, first Lenticular screen and second Lenticular screen mutually closely stack, and second cylindrical lens
The crowning of grating is directed away from the first Lenticular screen side；First Lenticular screen and second cylindrical lens
The orientation of cylindrical lens is vertical in grating.
6. display device according to claim 5, which is characterized in that be located relatively at the institute at the liquid crystal display panel center
The first cylindrical lens in the first Lenticular screen are stated, from the center of the liquid crystal display panel to both sides, first cylindrical lens
Deflection angle gradually increase；
The second cylindrical lens being located relatively in second Lenticular screen at the liquid crystal display panel center, from the liquid crystal
The center of display panel to both sides, the deflection angle of second cylindrical lens gradually increase；
Wherein, first cylindrical lens at the liquid crystal display panel center are located relatively at, first column positioned at its both sides
Lens are symmetrical；
Second cylindrical lens at the liquid crystal display panel center are located relatively at, second cylindrical lens pair positioned at its both sides
Claim.
7. display device according to claim 1, which is characterized in that further include and be arranged on the upper polaroid far from described
The anti-reflection film of liquid crystal display panel side.
8. display device according to claim 7, which is characterized in that the anti-reflection film includes the first anti-reflection film and second and increases
Permeable membrane；The shape of first anti-reflection film and second anti-reflection film is wedge shape and size is identical；
Wherein, left eye sub-pixel when first anti-reflection film corresponds to 3D display, right eye picture when the second anti-reflection film corresponds to 3D display
Element；First anti-reflection film is identical with the thickness of the second anti-reflection film adjacent.
9. a kind of display system, which is characterized in that including claim 1-8 any one of them display devices, further include VR
Mirror；
Wherein, the polarization direction of the VR glasses left eyeglass lens and sub- polaroid corresponding with left eye position in upper polaroid is inclined
Shaking, direction is parallel, and the polarization direction of right eye eyeglass is inclined with the sub- polaroid corresponding with right eye position in the upper polaroid
The direction that shakes is parallel.
10. display system according to claim 9, which is characterized in that the eyeglass of the VR glasses is concavees lens.
11. a kind of driving method of the display device as described in claim any one of 1-8, which is characterized in that including：
When the distance of user to liquid crystal display panel light emission side is less than the first preset value, the liquid crystal display is controlled in odd-numbered frame
All sub-pixels corresponding with the first sub- polaroid show the first image in panel, control in the liquid crystal display panel with second
The corresponding all sub-pixels of sub- polaroid do not shine；In even frame controls the liquid crystal display panel with the second sub- polaroid pair
All sub-pixels answered show the second image, control all sub- pictures corresponding with the first sub- polaroid in the liquid crystal display panel
Element does not shine；
When the distance of user to the liquid crystal display panel light emission side, which is more than the first preset value, is less than the second preset value, in every frame
All sub-pixels in the liquid crystal display panel is controlled to show piece image；
When the distance of user to the liquid crystal display panel light emission side is more than the second preset value, the liquid crystal display panel is controlled
The sub-pixel of middle corresponding left eye shows left-eye image, and the sub-pixel of corresponding right eye shows eye image.
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| US10546913B2 (en) * | 2017-08-01 | 2020-01-28 | Innolux Corporation | Tile display devices and display devices |
| CN208044203U (en) * | 2018-04-28 | 2018-11-02 | 北京京东方光电科技有限公司 | Display equipment, optical system and virtual reality wear display equipment |
| CN108897084A (en) * | 2018-09-26 | 2018-11-27 | 广州艾恩电子有限公司 | A kind of LED display optical lens and its display screen |
| WO2022246844A1 (en) * | 2021-05-28 | 2022-12-01 | 京东方科技集团股份有限公司 | Screen detection method and apparatus, device, computer program, and readable medium |
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| CN102122074B (en) * | 2010-01-08 | 2013-10-09 | 鸿富锦精密工业（深圳）有限公司 | Three-dimensional display device |
| CN202133849U (en) * | 2011-06-23 | 2012-02-01 | 深圳华映显示科技有限公司 | Three-dimensional display |
| CN102892012A (en) * | 2011-07-20 | 2013-01-23 | 台达电子工业股份有限公司 | Image controller and image playing system comprising same |
| US20150195502A1 (en) * | 2014-01-06 | 2015-07-09 | Innolux Corporation | Display device and controlling method thereof |
| KR20150093014A (en) * | 2014-02-06 | 2015-08-17 | 삼성전자주식회사 | mdisplay apparatus and controlling method thereof |
| CN203894474U (en) * | 2014-04-15 | 2014-10-22 | 王傲立 | Virtual reality (VR) glasses |
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