CN107728331A - Grating, the 3 d display device and display methods with the grating - Google Patents
Grating, the 3 d display device and display methods with the grating Download PDFInfo
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- CN107728331A CN107728331A CN201711003630.4A CN201711003630A CN107728331A CN 107728331 A CN107728331 A CN 107728331A CN 201711003630 A CN201711003630 A CN 201711003630A CN 107728331 A CN107728331 A CN 107728331A
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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
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/60—Systems using moiré fringes
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/18—Diffraction gratings
- G02B5/1842—Gratings for image generation
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/18—Diffraction gratings
- G02B5/1866—Transmission gratings characterised by their structure, e.g. step profile, contours of substrate or grooves, pitch variations, materials
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/18—Diffraction gratings
- G02B2005/1804—Transmission gratings
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Abstract
The present invention relates to stereo display technique field, discloses a kind of grating, has the 3 d display device and display methods of the grating.The 3 d display device has the 3 d display device of 2D display patterns, transverse screen and vertical screen stereoscopic display mode for compatibility.The 3 d display device includes display screen and the grating being oppositely arranged with display screen.The shape and size of grating are adapted with the shape and size of display screen.Grating is individual layer grating.Individual layer grating is UV lens lenticulations, and including multiple raster units being set up in parallel；Raster unit is obliquely installed with respect to the long side or short side of display screen, and with the angle of long side or short side between 30 ° to 40 °.The grating of the present invention, the 3 d display device with the grating and display methods can realize compatible 2D, transverse screen 3D, vertical screen tri- kinds of display patterns of 3D, there is the problems such as moire fringes influence to form breakpoint or zigzag cutting during low and reduction 2D displays, the display effect of each display pattern can be effectively ensured.
Description
Technical field
The present invention relates to display technology field, more particularly to a kind of grating, there is the 3 d display device of the grating and aobvious
Show method.
Background technology
Bore hole 3D display device generally includes display panel and is arranged on the grating of display panel, carries out bore hole 3D display
When, row's figure is carried out to stereo-picture first, i.e., by left-eye image and eye image according to certain regularly arranged including in bore hole 3D
On the display panel of display screen, while coordinate the light splitting of grating to act on, left-eye image is sent into the left eye of user, by right eye
Image is sent into the right eye of user, so that user watches 3D images.Because anaglyph spectacles etc. is attached to be set objectively having broken away from
Standby constraint, improve the comfort level of viewing and widened application field, bore hole 3D display technology can provide the user with very
Good 3D stereoscopic visions viewing experience and receive significant attention.
At present, using the bore hole 3D display of existing solid-state grating (including solid lens grating and solid-state slit grating etc.)
Device, on the one hand, due to that can cause occur breakpoint or sawtooth in 2D display pictures when the light splitting of grating acts on 2D displays,
For example, forming the bad phenomenons such as zigzag cutting to the word of display, therefore, it is not suitable for 2D and shows；On the other hand, due to
The limitation of the optical characteristics of existing solid-state grating, the 3D display that good result is carried out on transverse screen direction can only be typically realized,
Moire fringes phenomenon is very serious during vertical screen direction 3D display, or can only realize the 3D that good result is carried out on vertical screen direction
It has been shown that, and in transverse screen direction 3D display, moire fringes phenomenon is very serious, can not take into account in transverse screen direction and vertical two, direction of screen
3D display on direction.
The content of the invention
In view of this, the present invention provides a kind of grating, has the 3 d display device and display methods of the grating, to
Compatible 2D, transverse screen 3D, vertical screen tri- kinds of display patterns of 3D are realized, and the display effect of each display pattern can be effectively ensured.
On the one hand, the present invention, which provides compatibility, 2D display patterns, transverse screen stereoscopic display mode and vertical screen stereoscopic display mode
3 d display device, including：Display screen and the grating being oppositely arranged with the display screen, the shape and size of the grating
It is adapted with the shape and size of the display screen；The grating is individual layer grating, and the individual layer grating is UV-lens lens
Grating, the UV-lens lenticulations include multiple raster units being set up in parallel；The relatively described display of the raster unit
The long side or short side of screen are obliquely installed, and with the angle of the long side or the short side between 30 ° to 40 °.
Specifically, the display screen includes multiple display units, the multiple display unit is in rectangular arrangement.
Optionally, section of the raster unit in the vertical direction of its bearing of trend is in circular arc, zigzag or
It is bowl-shape.
Further, the grating fitting is arranged on the light emission side of the display screen.
Specifically, the bottom of the grating is provided with gum structure, the grating is shown by the gum structure with described
Display screen fits, or, the grating is fitted by optical cement and the display screen.
Optionally, it is provided with polaroid between the grating and the display screen；The bottom of the grating is provided with gum
Structure, the grating are fitted by the gum structure with the polaroid, or, the grating passes through optical cement and institute
Polaroid is stated to fit.
Optionally, polaroid, the grating and polaroid one are provided between the grating and the display screen
Shaping.
Specifically, the picture element density of the display screen is in more than 300PPI.
Further, the 3 d display device has been also compatible with the co-melting display patterns of 2D/3D.
Specifically, the angle of the raster unit and the long side is 35 ° or the raster unit and the folder of the short side
Angle is 35 °.
Optionally, the 3 d display device also includes glass cover-plate, and the glass cover-plate is arranged on going out for the grating
Light side.
Further, bonded between the glass cover-plate and the grating by optical cement layer.
Optionally, the display screen is touching display screen.
On the other hand, the present invention also provides a kind of display methods applied to foregoing 3 d display device, methods described bag
Include：
Determine the current display pattern of the 3 d display device；
When the 3 d display device is 2D display patterns, 2D is carried out to content to be displayed and shown；
When the 3 d display device is transverse screen 3D display pattern, content to be displayed is entered according to transverse screen grating parameter
Row transverse screen stereoscopic display；
When the 3 d display device is indulges screen 3D display pattern, content to be displayed is entered according to vertical screen grating parameter
The vertical screen stereoscopic display of row.
Specifically, the transverse screen grating parameter and the vertical screen grating parameter prestore；Or the horizontal stroke
Screen one of grating parameter and the vertical screen grating parameter prestore, and another one is according to one of prestoring
It is calculated.
Optionally, when the 3 d display device is transverse screen 3D display pattern, methods described also includes：
Determine the first space viewing location of user；
It is described that content to be displayed progress transverse screen stereoscopic display is included according to transverse screen grating parameter：
According to the transverse screen grating parameter and first space viewing location, it is three-dimensional that transverse screen is carried out to content to be displayed
Display；
Optionally, when the 3 d display device is transverse screen 3D display pattern, methods described also includes：
When the 3 d display device is indulges screen 3D display pattern, methods described also includes：
Determine the second space viewing location of user；
The vertical screen grating parameter of the basis, which carries out vertical screen stereoscopic display to content to be displayed, to be included：
According to the vertical screen grating parameter and the second space viewing location, it is three-dimensional that vertical screen is carried out to content to be displayed
Display.
Optionally, when the 3 d display device is transverse screen 3D display pattern, methods described also includes：
Crosstalk optimizing processing is carried out to the content to be displayed；
It is described according to the transverse screen grating parameter and first space viewing location, transverse screen is carried out to content to be displayed
Stereoscopic display includes：
According to the transverse screen grating parameter and first space viewing location, to treating after crosstalk optimizing processing
Display content carries out transverse screen stereoscopic display；
And/or
When the 3 d display device is indulges screen 3D display pattern, methods described also includes：
Crosstalk optimizing processing is carried out to the content to be displayed；
It is described according to the vertical screen grating parameter and the second space viewing location, vertical screen is carried out to content to be displayed
Stereoscopic display includes：
According to the vertical screen grating parameter and the second space viewing location, to treating after crosstalk optimizing processing
Display content carries out vertical screen stereoscopic display.
Specifically, the crosstalk optimizing processing includes histogram equalization processing or to the border in content to be displayed
The smoothing processing in region.
Further, when 3 d display device display pattern co-melting for 2D/3D, methods described also includes：
Determine the 3D display region and 2D viewing areas on the display screen；
3D display content in content to be displayed is subjected to bore hole 3D display in the 3D display region, and by described in
2D display contents in content to be displayed carry out 2D in the 2D viewing areas and shown, so that on the display screen simultaneously
The 3D display content shown in a manner of bore hole 3D and the 2D display contents shown in a 2D way is presented；
Wherein, the 3D display content by content to be displayed carries out bore hole 3D display in the 3D display region
Including：
When the display direction in the 3D display region is transverse screen direction, according to transverse screen grating parameter to content to be displayed
Carry out transverse screen stereoscopic display；
When the display direction in the 3D display region is indulges screen direction, according to vertical screen grating parameter to content to be displayed
Carry out vertical screen stereoscopic display.
Optionally, the 2D display contents by the content to be displayed carry out 2D in the 2D viewing areas and shown
The step of showing, including：
Smoothing processing object in the 2D display contents is smoothed, the smoothing processing object includes complete
2D display contents described in portion or the specific region in the 2D display contents；
The 2D display contents after smoothing processing are carried out into 2D in the 2D viewing areas to show.
Specifically, the step of smoothing processing object in the 2D display contents is smoothed, including：
Using square frame filtering algorithm, Mean Filtering Algorithm or Gaussian filter algorithm to smooth in the 2D display contents
Process object is smoothed.
Another aspect, the present invention also provide a kind of grating, and the grating, which is applied to compatibility, has 2D display patterns, transverse screen to stand
The 3 d display device of body display pattern and vertical screen stereoscopic display mode, the shape and size of the grating and the solid are aobvious
The shape and size of the display screen of showing device are adapted；
The grating is individual layer grating, and the individual layer grating is UV-lens lenticulations, and the UV-lens gratings are in square
Shape；Wherein：
The UV-lens gratings include multiple raster units being set up in parallel；
The long side or short side of the relatively described rectangle of the raster unit are obliquely installed, and with the long side or the short side
Angle between 30 ° to 40 °.
Optionally, section of the raster unit of the grating in the vertical direction of its bearing of trend is in circular arc,
Zigzag is bowl-shape.
Specifically, the angle of the raster unit and the long side is 35 ° or the raster unit and the folder of the short side
Angle is 35 °.
The grating of the present invention, the 3 d display device and display methods with the grating, have the advantages that：(1)
Between the angle of inclination of raster unit is set in into 30 ° to 40 °, it can to realize by the i.e. same grating of monochromatic light grid
With the stereoscopic display on vertical screen direction on transverse screen direction, the stereoscopic display (3D display) on transverse screen direction can be eliminated well
And the moire fringes under the 3D display two states on vertical screen direction, ensure the stereoscopic display effect under two kinds of display patterns of transverse and longitudinal
Fruit；(2) between by the way that the angle of inclination of the raster unit of UV-lens lenticulations is set in into 30 ° to 40 °, two dimension is being carried out
When showing (2D is shown), can especially weaken to the image of display (such as：Word) form breakpoint or edge formation zigzag
The problem of cutting, lift display effect；(3) because grating is individual layer grating and is UV-lens gratings, indulged in 2D/ transverse screens 3D/
When shielding tri- kinds of display patterns of 3D, grating is in light splitting state, it is possible to achieve the co-melting displays of 2D/3D, i.e. 2D display patterns and 3D
Display pattern can be co-melting in a display interface, and 3D display on the display screen any can occur with any shape
On position；(4) the UV-lens gratings of single layer structure are the compatibility that the vertical screen tri- kinds of display patterns of 3D of 2D/ transverse screens 3D/ can be achieved, and are stood
Body display device structure is simple, simplifies the technological process of the manufacturing；(5) because grating is individual layer grating and UV-lens light
Grid, under the vertical screen tri- kinds of display patterns of 3D of 2D/ transverse screens 3D/, grating keeps light splitting state, it is not necessary to the opening and closing conversion of grating,
Display driving is relatively simple；(6) present invention has the 3 d display device of the grating, low with thickness of thin, small volume, cost
It is honest and clean, the advantages of display effect is good.
Brief description of the drawings
Fig. 1 is the structural representation of the 3 d display device of the embodiment of the present invention one.
Fig. 2 is the structural representation of display screen in the embodiment of the present invention one.
Fig. 3 is the structural representation of grating in the embodiment of the present invention one.
Fig. 4 a are display renderings of the 3 d display device of prior art under 2D display patterns.
Fig. 4 b are display renderings of the 3 d display device of the present invention under 2D display patterns.
Fig. 5 is a kind of cross-sectional view of the UV-LENS lenticulations used in the embodiment of the present invention one.
Fig. 6 is a kind of cross-sectional view of the UV-LENS lenticulations used in the embodiment of the present invention one.
Fig. 7 is the structural representation of the 3 d display device of the embodiment of the present invention two.
Fig. 8 is the grating principle schematic under the transverse screen display pattern of the 3 d display device of the embodiment of the present invention two；
Fig. 9 is the grating principle schematic under the vertical screen display pattern of the 3 d display device of the embodiment of the present invention two；
Figure 10 is the structural representation of the 3 d display device of the embodiment of the present invention three.
Figure 11 is the three-dimensional interface schematic diagram of the embodiment of the present invention six.
Embodiment
The present invention is described in detail with embodiment below in conjunction with the accompanying drawings.If it should be noted that do not conflict,
Each feature in embodiment of the present invention and embodiment can be combined with each other, within protection scope of the present invention.
" individual layer grating (i.e. the monochromatic light grid) " and " double-layer grating occurred firstly the need of explanation in description of the invention
" individual layer ", " bilayer " in (i.e. double grating) " are not necessarily referring to the number of plies of grating therein structure, but refer to be implemented separately
The integrally-built quantity of grating function, in 3 d display device, if grating is monochromatic light grid, then it represents that play grating work(
It can be that the optical grating construction of light splitting effect only has one, all be that same optical grating construction is being divided no matter in any display pattern
Light, and if grating is double grating, that is, represent that playing the optical grating construction that grating function is light splitting effect there are two, different is aobvious
Show pattern, it may be possible to which different optical grating constructions is being divided.It is further illustrated, such as：When grating is lens pillar light
During grid, individual layer grating can be unirefringence rate lenticulation or refraction of birefringence lens grating, and the grating inside number of plies corresponding to both is not
Together, the corresponding Rotating fields of the unirefringence rate lenticulation, corresponding two layers of the different refractivity of the refraction of birefringence lens grating
Rotating fields, and double-layer grating can be two layers of birefringence for stacking two layers of the unirefringence rate lenticulation set or stacking setting
Grating stacks the one layer of unirefringence rate lenticulation set and one layer of refraction of birefringence lens grating etc..It is it is appreciated that above-mentioned
Content is used to illustrate in description of the invention " individual layer ", the implication of " bilayer " in " individual layer grating " and " double-layer grating ",
It is not limited thereto.
In addition it should also be noted that, " the transverse screen stereoscopic display mode " and " vertical screen solid that occur in description of the invention
Display pattern " refers to that the transverse screen in the physical significance of display screen is shown and vertical screen display, i.e., when display screen is in transverse screen direction
Stereoscopic display is transverse screen stereoscopic display mode, and stereoscopic display when display screen is in vertical screen direction is vertical screen stereoscopic display mode,
And under transverse screen and vertical screen stereoscopic display mode, display content can be shown displayed across, and can also longitudinally be shown, the present invention is right
This is not limited.
Embodiment one
Schematic diagram shown in Figure 1, the present invention provide a kind of 3 d display device 10, and the 3 d display device 10 is simultaneous
Have 2D display patterns, transverse screen stereoscopic display mode and vertical screen stereoscopic display mode.The 3 d display device can be mobile phone,
Any devices with display function such as Pad, notebook computer, display, game audio-visual devices.
The 3 d display device 10 includes display screen 13 and the grating 15 being oppositely arranged with display screen 13.
Referring to Fig. 2, in the present embodiment, display screen 13 includes multiple display units 131, i.e. pixel cell.Multiple displays are single
Member 131 is in rectangular arrangement.Preferably, the picture element density of display screen 13 is in more than 300PPI.
In the present embodiment, grating 15 is oppositely arranged with display screen 13, and positioned at the light emission side of display screen 13.Grating 15 exists
The display screen 13 is completely covered in projection on display screen 13.In the present embodiment, size and shape and the chi of display screen 13 of grating 15
Very little and shape is adapted.That is, the shape of grating 15 and size are identical with size with the shape of display screen 13.Display screen 13
It can be rectangle, the shape such as square, in the present embodiment, display screen 13 is rectangle.
The grating 15 is individual layer grating, and the individual layer grating is UV-lens lenticulations.
UV-LENS lenticulations are a kind of static grating, in 3 d display device, it is not necessary to it is opened and closed grating, and no matter
3 d display device applies any display pattern, and grating 15 is in light splitting state all the time.
UV-LENS lenticulations are solidified by UV plastic structures resin under the irradiation of UV light to be formed.UV plastic structure resins are one
Kind addition has the resin of light trigger (or sensitising agent), by absorbing the high intensity ultraviolet in ultraviolet (UV) uv equipment
After linear light, living radical or ion radical are produced, so as to trigger polymerization, crosslinking and graft reaction, makes resin (UV coating, oil
Ink, adhesive etc.) within the several seconds (), solid-state is converted into by liquid.Wherein UV plastic structures resin is generally：Unsaturation is poly-
Other heterocycles such as ester resin, polyacids acrylate, epoxy acrylate, urethane acrylate, cationic curing base resin
Resin material caused by compound polymerization or combined polymerization.
Referring to Fig. 3, the grating 15 includes multiple raster units 150 being set up in parallel.
In the present embodiment, because grating 15 is UV-lens lenticulations, therefore physically raster unit 150 be always with
Existing for above-mentioned angle requirement.
The raster unit 150 be obliquely installed with respect to the long side 41 of display screen 13 and with the angle C1 of long side 41 at 30 ° extremely
Between 40 °, or, the raster unit 150 is obliquely installed and existed with the angle C2 of short side 42 with respect to the short side 42 of display screen 13
Between 30 ° to 40 °.
It is appreciated that C1 and C2 can use any angle between 30 ° to 40 °, the present invention does not limit, for example, light
Grid unit 150 and the angle C1 of long side 41 are 35 ° or the angle C2 of raster unit 150 and short side 42 is 35 °
In the present embodiment, because grating 15 is adapted with display screen 13, the long side and the long side of grating 15 of display screen 13 are put down
OK, and both short side it is equally parallel, therefore, the angle of raster unit 150 and grating long side between 30 ° to 40 °, or,
The angle of the raster unit 15 and grating short side is between 30 ° to 40 °.
It is appreciated that above-mentioned long side and short side is distinguish two different borders, generally, the length of long side is greater than short
The length on side, it is clear that when display screen 13 is square, long side and bond length can also be identical, now, long side and short side
Criticize square two adjacent sides respectively, raster unit 150 is set with respect to the edge tilt of display screen 13, and with display screen 13
The angle of a line in two adjacent sides is between 30 ° to 40 °.
3 d display device provided by the invention, by the way that long side of the raster unit 150 with respect to display screen is obliquely installed,
And between the angle C1 of raster unit 150 and the long side of display screen 13 41 is arranged on into 30 ° to 40 °, or, by raster unit
The short side 42 of 150 relative display screens 13 is obliquely installed, and raster unit 150 and the angle C2 of the short side 42 of display screen 13 are set
Put between 30 ° to 40 °.Under the setting of this angle, when carrying out transverse screen stereoscopic display, grating 15 is divided, and is stood using transverse screen
Grating parameter when body is shown, for example, grating inclination angle (i.e. the angle of grating slope, related to above-mentioned C1 or C2), screen periods
(i.e. horizontal width of the raster unit under transverse screen state), (i.e. grating exists for grating horizontal displacementUnder transverse screen stateHorizontal direction
On starting point and origin between horizontal range) row's figure carried out to stereo-picture shown, when carrying out vertical screen stereoscopic display, light
Grid 15 are divided, using grating parameter during vertical screen stereoscopic display, for example, grating inclination angle (i.e. the angle of grating slope, it is and above-mentioned
C1 or C2 is related), screen periods (i.e. horizontal width of the raster unit under vertical screen state), (i.e. grating exists for grating horizontal displacement
The horizontal range between starting point and origin under vertical screen state in horizontal direction) row's figure is carried out to stereo-picture shown.Above-mentioned
Under angle is set, it can eliminate well under the 3D display on transverse screen direction and the 3D display two states on vertical screen direction
Moire fringes, can provide preferable stereo display effect under two kinds of display patterns of transverse and longitudinal so that the solid comprising grating shows
Showing device can realize the stereoscopic display of transverse and longitudinal both direction and provide preferable stereo display effect.
And when 2D is shown, can be with progress 2D displays under grating 15 be in light splitting state under the setting of this angle
Obvious reduction is to breakpoint occur in the word or image of display, edge cuts form jagged problem, there is provided preferable 2D is shown
Effect.Below so that display image is word as an example, the 3 d display device of the grating with the present invention is being carried out with reference to accompanying drawing
When 2D is shown, the cutting to word edge is weakened, avoids word edge that zigzag is presented, and then lifts 2D display effects and carries out
Explanation.Refer to the 3 d display device that Fig. 4 a and Fig. 4 b, Fig. 4 a are prior arts and show mould in 2D in grating beam splitting state
Display renderings under formula, Fig. 4 b are display renderings of the 3 d display device of the present invention under 2D display patterns.Can be with bright
Aobvious to find out, when carrying out 2D displays, " child " word that the 3 d display device of the prior art in Fig. 4 a is shown substantially can
Zigzag cutting is showed, character display effect is substantially poor, and shown in Fig. 4 b using the 3 d display device of the present invention
" child " word is substantially more soft, and the problem of zigzag cutting is formed to the word of display is relatively weak so that text importing
Effect is preferable.
The 3 d display device of the present invention, mainly with advantages below：(1) by the way that the angle of inclination of raster unit is set
It is scheduled between 30 ° to 40 °, can to realize by the i.e. same grating of monochromatic light grid and shield standing on direction with vertical on transverse screen direction
Body is shown, can eliminate the stereoscopic display (3D display) on transverse screen direction and two kinds of 3D display on vertical screen direction well
Moire fringes under state, ensure the stereo display effect under two kinds of display patterns of transverse and longitudinal；(2) by by UV-lens lenticulations
The angle of inclination of raster unit be set between 30 ° to 40 °, especially can be weak when carrying out two-dimentional display (2D is shown)
Change to the image of display (such as：Word) the problem of breakpoint or edge form zigzag cutting is formed, lift display effect；(3)
Because grating is individual layer grating and is UV-lens gratings, in the vertical screen tri- kinds of display patterns of 3D of 2D/ transverse screens 3D/, grating is located
In light splitting state, it is possible to achieve the co-melting displays of 2D/3D, i.e. 2D display patterns and 3D display pattern can be in a display interfaces
It is co-melting, and 3D display can occur with any shape on any position on the display screen；(4) UV-lens of single layer structure
Grating is the compatibility that the vertical screen tri- kinds of display patterns of 3D of 2D/ transverse screens 3D/ can be achieved, and 3 d display device is simple in construction, simplifies life
Produce the technological process of manufacture；(5) because grating is individual layer grating and UV-lens gratings, in the vertical screen 3D of 2D/ transverse screens 3D/, tri- kinds show
Show under pattern, grating keeps light splitting state, it is not necessary to which the opening and closing conversion of grating, display driving are relatively simple；(6) it is of the invention
3 d display device with the grating, with the advantages of thickness of thin, small volume, cost is cheap, and display effect is good.
Optionally, the section of the raster unit 150 in the vertical direction of its bearing of trend can be in circular arc, sawtooth
Shape is bowl-shape etc., is not specifically limited herein.
For example, referring to Fig. 5, in one embodiment, UV-LENS lenticulations 15 include multiple be set up in parallel
Raster unit 150, the section indention shape of raster unit 150, sawtooth here is that triangle or trapezoidal grade are more
Side shape, and perpendicular bisector axial symmetry of the cross sectional shape on section, to ensure the spectrophotometric result of grating.Preferably, two neighboring light
It is seamless between grid unit 150, to prevent leak-stopping light.Fig. 6 is referred to, in another embodiment, UV-LENS lenticulations 15
Including multiple raster units 150, section of each raster unit 150 in the vertical direction of its bearing of trend in bowl-shape, this
When, the exiting surface 151a of raster unit 150 includes the platform part 151b of corresponding bottom of bowl and the bending positioned at platform part 151b both sides
Portion 151c.Preferably, the ratio of platform part 151b area and the exiting surface 151a areas of raster unit 150 is less than 1/2,
That is, accounting of the platform part 151b area in the exiting surface 151a areas of whole raster unit is less than 50%, so can be
Ensure while transverse and longitudinal both direction stereoscopic display is realized, raster unit 15 is further weakened to text when carrying out 2D displays
The cutting of word influences.
Optionally, in one embodiment, UV-LENS lenticulations 15 can be bonded the light emission side for being arranged on display screen 13.
Specifically, can directly it be bonded to each other between UV-LENS lenticulations 15 and display screen 13, for example, UV-LENS lenticulations
15 can be fitted by optical cement and display screen 13.For the ease of fitting, can be set on the bottom of UV-LENS lenticulations 15
Gum structure is put, UV-LENS lenticulations 15 are fitted by the gum structure with display screen 13.In one embodiment,
Polaroid is provided between UV-LENS lenticulations 15 and display screen 13, UV-LENS lenticulations 15 fit with polaroid,
Laminating type is similar, is fitted by optical cement and polaroid, or, set by the bottom of UV-LENS lenticulations
Gum structure fits with polaroid.Optionally, UV-LENS lenticulations can be integrally formed with the polaroid, Liang Zhexiang
It is integrated, it is easy to assemble 3 d display device.It is appreciated that in other embodiment, the polaroid can be also integrated in display screen 13
Together.
Further, it is clear that no matter transverse and longitudinal screen 3D display, be required to the light splitting function of grating, and vertical due to the present invention
Body display device, grating 15 can carry out 2D under light splitting state and show and ensure good 2D display effects, then of the invention
Stereoscopic display can also the compatible co-melting display patterns of 2D/3D, the so-called co-melting display patterns of 2D/3D refer to 3D pictures are presented simultaneously
With 2D pictures, such as multiple windows are shown simultaneously, Partial Window is aobvious with 3D display pattern (including transverse screen and vertical screen 3D patterns)
Show 3D pictures, and another part window shows 2D pictures with 2D display patterns.Under the co-melting display patterns of 2D/3D, at grating 15
In light splitting state.
In addition, in the preferred embodiment, the angle C1 of raster unit 150 and long side 41 for 35 ° or raster unit 150 with
The angle C2 of short side 42 is 35 °.It now can preferably be reduced under this angle in 2D display patterns and the sawtooth of word is cut
Cut influence.When entering transverse screen stereoscopic display mode and vertical screen stereoscopic display mode under this angle, it can preferably eliminate and rub
That line, lifts stereo display effect.It is understood that raster unit 150 and the long side 41 of display screen or the short side of display screen
42 angle is between 30 ° to 40 °, the angle such as between 30 °, 33 °, 35 °, 38 °, 40 ° or above-mentioned any two angle
, the angular configurations in above-mentioned angular range are not specifically limited herein.
Embodiment two
The 3 d display device provided below by a specific embodiment embodiment one is carried out further specifically
It is bright.Fig. 7 is referred to, the 3 d display device of the present embodiment includes successively from top to bottom：Glass cover-plate 21, the first optical cement layer
22, grating 15, the second optical cement layer 24, the first polaroid 25, display screen 13, and backlight module 27.
Glass cover-plate 21 can be tempered glass cover plate 21, i.e. glass cover-plate 21 is made up of safety glass.When safety glass by
When external force is destroyed, fragment can be not easy to cause serious injury human body into the broken little particle in similar cellular obtuse angle；Same uniform thickness
The safety glass impact strength of degree is 3~5 times of simple glass, and bending strength is 3~5 times of simple glass；Safety glass
With good heat endurance, the temperature difference that can be born is 3 times of simple glass, can bear 300 DEG C of difference variation, thus more
Protect user well.
First optical cement layer 22 is between glass cover-plate 21 and grating 15, for glass cover-plate 21 to be bonded in into grating
On 15.First optical cement layer 22 is not when being sticked between glass cover-plate 21 and grating 15, it may include acrylic substrate and position
Mould release membrance in acrylic substrate both sides.After being sticked, the mould release membrance of both sides removes.The material and structure of first optical cement layer exist
This is not specifically limited.
Grating 15 is arranged between the first optical cement layer 22 and the second optical cement layer 24, passes through first optical cement layer 22
It is be bonded with glass cover-plate 21, it is be bonded with the first polaroid 25 by second optical cement layer 24.
Grating 15 is individual layer grating, and individual layer grating is UV-LENS lenticulations.Grating 15 includes multiple be set up in parallel
Raster unit 150.Section of the raster unit 150 in the vertical direction of its bearing of trend in the present embodiment is in circular arc.
Second optical cement layer 24 is located between the polaroid 25 of grating 15 and first, and with the polaroid 25 of grating 15 and first
It is connected.In the present embodiment, the second optical cement layer 24 is identical with the structure of the first optical cement layer 22, it is to be understood that the
The structure of two optical cement layers 24 and the first optical cement layer 22 can be differed, and its structure is not specifically limited herein.
First polaroid 25 is arranged between the optical cement layer 24 of display screen 13 and second, and first polaroid and display
Screen 13 is relatively fixed.
Display screen 13 is arranged between the first polaroid 25 and backlight module 27.The display screen 13 is touching display screen, bag
Capacitor touch-control display screen, electric resistance touch-control display screen or surface acoustic wave touch display screen etc. are included, is not specifically limited herein.
Backlight module 27 is located at display screen 13 backwards to the side of the first polaroid 25, for providing the brightness of abundance with dividing
The uniform light source of cloth, make the display image of display screen 13.
It is appreciated that the second polaroid can also be included between backlight module 27 and display screen 13.And second polaroid can
Blast polaroid is thought, for increasing the amount of light of 3 d display device.
It is appreciated that can be between backlight module 27 and display screen 13 and between the polaroid 25 of display screen 13 and first
Optical cement layer is provided with, so that backlight module 27 is mutually bonded with display screen 13 and display screen 13 with the first polaroid 25.When
So, in other embodiment, the first optical cement layer 22 and the second optical cement layer 24 can also be omitted, as long as ensureing glass cover-plate 21,
Grating 15, the first polaroid 25, display screen 13 and backlight module 27 are relatively fixed.
Also referring to Fig. 7 to Fig. 9, in the present embodiment, raster unit 150 is obliquely installed with respect to the long side of display screen 13,
And the angle theta of raster unit 150 and the long side of display screen 13 is arranged between 30 ° to 40 °.
Refering to Fig. 8, the 3 d display device of the present embodiment, under transverse screen stereoscopic display mode, grating 15 is divided, grating
Inclination angle theta 1=θ, angle is between 30 ° to 40 °, and angle α and θ 1 are mutually remaining between the short side of display screen, corresponding span
Between 50 ° to 60 °.Pitich1 is screen periods, represents the horizontal width of raster unit 150, i.e., single raster unit 150
Width on display screen long side direction, offset1 represent grating horizontal displacement, and 1 represents the position of raster unit in the horizontal direction
Horizontal range between shifting amount, i.e. raster unit starting point in the horizontal direction and origin, these parameters (θ 1, pitich1 and
Offset1) participated in transverse screen stereoscopic display as transverse screen grating parameter in row's nomography of stereoscopic display.
When carrying out transverse screen stereoscopic display, arranged according to transverse screen grating parameter on display screen 13 stereo-picture, i.e. left eye
View and right-eye view.It is first for the sub-pixel point P (x, y) of display screen 13 using the lower-left angle point O of display screen 13 as origin
First pass through the location index that equation below calculates P points：
Index=(x+y*cot (θ 1)-offset1)/pitch1
Wherein, index represents sub-pixel P location index；X, y represent sub-pixel P pixel transverse and longitudinal coordinate respectively.
, line segment DB length=line segment OA length+line segment AB length-line segment OD length, line segment OA length=
X, line segment AB length=y*cot (θ 1), line segment OD length=offset1, then DB length (abbreviation DB)=x+y*cot
(θ 1)-offset1, then index=DB/pitch1.
Then, sub-pixel P color value is determined according to each sub-pixel location index index and pitch/2 size
Subpixel is the color value for the sub-pixel point for forming position coordinates (x, y) in left-eye view in stereo-picture, or right eye regards
The color value of the sub-pixel point of position coordinates (x, y) in figure：
That is, as index ＜ pitch/2, the pixel for the pixel (x, the y) pixel value of P points being shown as in left view
Value, as index >=pitch/2, the pixel value for the pixel (x, the y) pixel value of P points being shown as in right view, so as to
Realize transverse screen stereoscopic display.
Refering to Fig. 9, under vertical screen stereoscopic display mode, grating 15 is divided, grating inclination angle theta 2, raster unit 150 and display
Angle is β between shielding short side, and the value of the β is equal with the angle α in Fig. 9, then
2=180 ° of-β=180 ° of grating inclination angle theta-α=90 °+θ, offset2 represent the pattern displacement of vertical screen, pitch2 tables
Show the screen periods of vertical screen, these parameters (θ 2, pitch2 and offset2) will be in vertical screen stereoscopic display as vertical screen grating
Parameter is participated in row's nomography of stereoscopic display.
It is identical with transverse screen stereoscopic display, using the lower-left angle point O of display screen 13 as origin, pass through equation below meter first
Calculate the location index of each sub-pixel point on display screen 13：
Index=(x+y*cot (θ 2)-offset2)/pitch2
Wherein, index represents the location index of a certain pixel；X, y represent the pixel transverse and longitudinal coordinate of the sub-pixel respectively.
Principle and transverse screen stereoscopic display, are repeated no more here.
Then, the color value of the sub-pixel is determined according to each sub-pixel location index index and pitch/2 size
Subpixel is the color value of the sub-pixel point of position coordinates (x, y) in left-eye view in stereo-picture, or in right-eye view
The color value of the sub-pixel point of position coordinates (x, y)：
That is, as index ＜ pitch/2, the picture for the pixel (x, the y) pixel value of the point being shown as in left view
Element value, as index >=pitch/2, the pixel value for the pixel (x, the y) pixel value of the point being shown as in right view, from
And realize vertical screen stereoscopic display.
For summary, no matter 3 d display device is used for transverse screen stereoscopic display or vertical screen stereoscopic display, left with display screen
Inferior horn is the origin of coordinates, and the location index of each sub-pixel of display screen can be tried to achieve by following equation：
Index=(x+y*cot (θ 12)-offset) %pitch
Wherein, index represents the location index of a certain sub-pixel；X, y represent the transverse and longitudinal coordinate of the sub-pixel respectively；θ12
The grating inclination angle under current stereoscopic display direction (laterally or longitudinally) is represented, i.e. raster unit shows with current stereoscopic display direction
Display screen base (that is, transverse screen stereoscopic display when, the long side of display screen；Or when indulging screen stereoscopic display, the short side of display screen) between
Angle；Offset is the grating horizontal displacement under current stereoscopic display direction；Pitch is represented under current stereoscopic display direction
Screen periods.
Then, determine that the color value of each sub-pixel is according to each sub-pixel location index index and pitch/2 size
Form the color value of the sub-pixel point of position coordinates (x, y) in the left view of stereo-picture, or position coordinates in right view
The color value of the sub-pixel point of (x, y).
Obviously, above-mentioned display mode is merely illustrative, and those skilled in the art can establish different coordinate systems, based on not
The same origin of coordinates and trigonometric function etc. carry out computing, and the present invention is not limited this.
Under 2D display patterns, grating 15 is similarly in light splitting state, it is ensured that good 2D effects, effectively reduction
Carry out that the word of display or image border are cut to form jagged problem during 2D displays caused by due to light splitting.
The 3 d display device of the present embodiment, by the way that long side of the raster unit 150 with respect to display screen is obliquely installed, and
The angle theta of raster unit 150 and the long side of display screen 13 is arranged between 30 ° to 40 ° so that the solid comprising grating shows
Showing device can realize the stereoscopic display of transverse and longitudinal both direction, and moire fringes when can eliminate transverse and longitudinal stereoscopic display, Yi Ji
Reduction cuts to form jagged problem to the word of display or image border when carrying out 2D displays.
Obviously, in other embodiment, raster unit 43 can also be obliquely installed with respect to the short side of display screen 13, and with
The angle of short side between 30 ° to 40 °, its display effect with raster unit 150 is obliquely installed with respect to the long side of display screen,
And make it that the display effect that raster unit 150 is arranged on the angle theta of long side when between 30 ° to 40 ° is identical, do not make here in detail
Thin expansion narration.
The 3 d display device of the present embodiment, can between the angle of inclination of raster unit is set in into 30 ° to 40 °
To realize on transverse screen direction with the stereoscopic display on vertical screen direction by monochromatic light grid, transverse screen direction can be eliminated well
On 3D display and the moire fringes under 3D display two states on vertical screen direction, ensure under two kinds of display patterns of transverse and longitudinal
Stereo display effect, and when keeping the light splitting state to carry out 2D displays, it can weaken and zigzag cutting is formed to the word of display
Problem；It is in light splitting state in grating and can carries out 2D and show, 3D display can be carried out again, then can realizes that 2D/3D is co-melting aobvious
Show, i.e., 2D display patterns and 3D display patterns can be co-melting in a display interface, and 3D display can occur with any shape
On any position on the display screen.The 3 d display device of the present invention is simple in construction, it is only necessary to sets individual layer grating, letter
Change the technological process manufactured, there is small volume, the advantages of cost is cheap, and display effect is good, also, it is not necessary to carry out
Grating is opened and closed, and display control is very simple.
Embodiment three
Figure 10 is referred to, the 3 d display device of the present embodiment is similar to the structure of embodiment two, and the solid of the present embodiment shows
Showing device includes successively from bottom to top：Backlight module 35, display screen 13, optical thin film 33, optical cement layer 32 and glass cover-plate
31, wherein, optical thin film 33 includes the second polaroid and individual layer grating on the second polaroid, and (the individual layer grating is
UV-LENS lenticulations), the individual layer grating and the second polaroid are integrally formed to form the optical thin film 33.Backlight module 35
The first polaroid (not shown) is also provided between display screen 13.
In the present embodiment, individual layer grating includes the toroidal lens of multiple parallel arrangeds, wherein, the toroidal lens
Bottom surface overlapped with the upper surface of the second polaroid.
Example IV
Figure 11 is referred to, the 3 d display device of the present embodiment is similar to embodiment one, except 2D display patterns, transverse and longitudinal
Shield outside 3D display pattern, be also compatible with the co-melting displays of 2D/3D, the co-melting display of 2D/3D here refers to that 2D is shown and 3D display
Can be co-melting in a display interface, 3D display can be appeared in any shape on display screen on any position, display screen
There can be a region to show that 3D contents or multiple regions show 3D contents on curtain.In Figure 11, viewing area 1 is aobvious
When showing 2D contents, wherein a viewing area 2 shows 3D contents.For example, the region of display 2D contents mainly shows word, show
The region for showing 3D contents is mainly display image.Display 3D contents region can be rectangle, circle, rhombus, regular hexagon,
Snowflake shape etc. is variously-shaped.
Embodiment five
The present embodiment provides a kind of grating applied in above-mentioned 3 d display device, and the grating is individual layer grating, the individual layer
Grating is UV-lens lenticulations, and the UV-lens lenticulations are rectangular, and including multiple raster units being set up in parallel,
The raster unit is obliquely installed with respect to the long side or short side of rectangle, and with the angle of long side or short side between 30 ° to 40 °.Example
Such as, the angle of raster unit and long side is 35 ° or the angle of raster unit and short side is 35 °.
The UV-lens lenticulations are static grating not to be opened/closed.
Section of the raster unit of the UV-lens lenticulations in the vertical direction of its bearing of trend could be arranged to
Circular arc, zigzag or bowl-shape.
Detailed description on grating also refers to previous embodiment, is not repeating here.
Embodiment six
Corresponding to above-mentioned 3 d display device is used, the present invention also provides one kind and is applied to foregoing stereoscopic display accordingly
The display methods of device.
Here 3 d display device is by taking more typical mobile terminal device as an example, mobile terminal device such as mobile phone, flat board
Computer, game machine etc. mainly have two stereoscopic display states：Transverse screen 3D display state and vertical screen 3D display state.
Display methods provided by the present invention applied to foregoing 3 d display device, including：
S1, determine the current display pattern of 3 d display device；
S2, when 3 d display device is 2D display patterns, to content to be displayed carry out 2D show；
S3, when 3 d display device is transverse screen 3D display pattern, according to transverse screen grating parameter to content to be displayed carry out
Transverse screen stereoscopic display；
S4, when 3 d display device for vertical screen 3D display pattern when, content to be displayed is carried out according to vertical screen grating parameter
Vertical screen stereoscopic display.
Alternatively, transverse screen grating parameter and vertical screen grating parameter prestore；
Optionally, one of transverse screen grating parameter and vertical screen grating parameter prestore, and another one is according to pre-
First one of storage is calculated.Incidence relation between the two is namely prestored, is calculated according to incidence relation.
For example, transverse screen grating parameter can have following incidence relation with vertical screen grating parameter：
cotα1*cotα2=-1
T1=t2/cos α2
Δ 1=Δ 2/cot α2
Wherein, α1For the grating inclination angle of transverse screen grating parameter, α2For the grating inclination angle of vertical screen grating parameter, t1 is transverse screen light
The screen periods of grid parameter, t2 are the screen periods of vertical screen grating parameter, and Δ 1 is the pattern displacement of transverse screen grating parameter, Δ 2
For the pattern displacement of transverse screen grating parameter.
It is understood that when carrying out stereoscopic display, either transverse screen still indulges screen, and the light splitting direction of grating is solid
Fixed, and when the viewing location movement of beholder, it is likely that the image of script feeding left eye is sent to the right eye of user, will
Originally the image for being sent into right eye is sent into the left eye of user so that and after the viewing location of user changes, appearance is counter to be regarded, ghost image,
The problems such as distortion, therefore, in order to be effectively ensured after the viewing location in user changes, it can still watch correctly
Stereo display effect, avoid the occurrence of it is counter regard, ghost image, distortion the problems such as, can configure tracking display function, track the viewing of user
Position, row's figure is carried out based on viewing location and grating parameter and shown, user is watched when the viewing location of user changes
Display content carry out accommodation, ensure the accuracy for the view that right and left eyes receive, it is correctly vertical so as to be effectively ensured
Body display effect.
I.e., alternatively, when 3 d display device is transverse screen 3D display pattern, the first space viewing position of user is determined
Put, according to transverse screen grating parameter and the first space viewing location, transverse screen stereoscopic display is carried out to content to be displayed；
I.e., optionally, when 3 d display device is indulges screen 3D display pattern, the second space viewing position of user is determined
Put；According to vertical screen grating parameter and second space viewing location, transverse screen stereoscopic display is carried out to content to be displayed.
It should be noted that how the embodiment of the present invention is to determine the space viewing location of user and how according to light
Grid parameter and viewing location carry out stereoscopic display and not limited, and those skilled in the art be able to can be used any with reasonable selection
Known mode.
It is specific optional, recognition of face can be carried out to user, obtain the facial features location information of user, then basis
The facial features location information of user, determine the space viewing location of user.Or detection is arranged on the infrared hair with user
Emitter, the spatial positional information of infrared transmitter is obtained, then according to the spatial positional information of infrared transmitter, determine user
Space viewing location.
, can be first to be shown no matter in transverse screen 3D and vertical screen 3D display in order to further optimize stereo display effect
Content carries out crosstalk optimizing processing, then, stereoscopic display is carried out to the content to be displayed after crosstalk optimizing processing.Alternatively, go here and there
Disturbing optimization processing may include histogram equalization processing or the smoothing processing to the borderline region in content to be displayed.
In order to further optimize 2D display effects, the smoothing processing object in content to be displayed is smoothly located first
Reason, smoothing processing object include the specific region in whole 2D display contents or 2D display contents；Specific region refers to easily
The region of 2D display effects is influenceed because of the setting of grating, such as：The fringe region of word or image etc..Then to smooth
Content to be displayed after processing carries out 2D and shown.Specifically calculated using square frame filtering algorithm, Mean Filtering Algorithm or gaussian filtering
Method is smoothed to the smoothing processing object in content to be displayed.Wherein, smoothing processing refers to：According to each pixel week
The pixel value for the pixel enclosed adjusts its pixel pixel value of itself, so that the pixel value of the pixel itself and the picture of surrounding
The pixel value difference of element reduces.
In other embodiment, when 3 d display device display pattern co-melting for 2D/3D, the display of the embodiment of the present invention
Method also includes：
Determine the 3D display region and 2D viewing areas of 3 d display device；
3D display content in content to be displayed is subjected to bore hole 3D display in 3D display region, and will be to be shown interior
2D display contents in appearance carry out 2D in 2D viewing areas and shown, so as to present on a display screen in a manner of bore hole 3D simultaneously
The 3D display content of display and the 2D display contents shown in a 2D way；
Wherein, the 3D display content in content to be displayed is carried out into bore hole 3D display in 3D display region includes：
When the display direction in the 3D display region of 3 d display device is transverse screen direction, according to transverse screen grating parameter pair
Content to be displayed carries out transverse screen stereoscopic display；
When the display direction in the 3D display region of 3 d display device is indulges screen direction, according to vertical screen grating parameter pair
Content to be displayed carries out vertical screen stereoscopic display.
Further, in order to optimize 2D display effects, by the 2D display contents in content to be displayed in 2D viewing areas
The step of carrying out 2D displays, including：
Smoothing processing object in 2D display contents is smoothed, smoothing processing object is shown including whole 2D
Specific region in content or 2D display contents；Specific region refers to easily influence 2D display effects because of the setting of grating
Region, such as：The fringe region of word or image etc..
The 2D display contents after smoothing processing are carried out into 2D in 2D viewing areas to show.
Further, the step of being smoothed to the smoothing processing object in 2D display contents, including：
Using square frame filtering algorithm, Mean Filtering Algorithm or Gaussian filter algorithm to the smoothing processing in 2D display contents
Object is smoothed.In the present embodiment, smoothing processing refers to：Adjusted according to the pixel value of the pixel around each pixel
Its pixel pixel value of itself, so that the pixel value difference of the pixel of the pixel value of the pixel itself and surrounding reduces.
The stereo display method of the present invention can be described as follows with reference to specific computational methods：
The current display mode of 3 d display device is judged, if current display mode is 2D display patterns, to be shown
Content carries out 2D and shown, if current display mode is 3D display pattern, detects the posture of 3 d display device, judges current
It is that transverse screen is placed or vertical screen is placed；Here can by obtain the data of the gyroscope set inside mobile terminal device come
Judge the posture of current mobile terminal equipment；
When it is determined that be that transverse screen is placed, when need to carry out transverse screen 3D display (i.e. by mobile terminal device transverse screen watch 3D), obtaining
Transverse screen grating parameter, including the parameter such as grating inclination angle theta 1, screen periods pitich1, grating horizontal displacement parameter offset1 are taken,
Based on these three new parameters, calculation position index is carried out to each sub-pixel, then assigned by location index for the sub-pixel
Value.
Row's nomography in the stereo display method is according to the numerical value of above three parameter to each picture on display screen
Element carries out computing.Specifically, it is assumed that the coordinate of current sub-pixel is (x, y), then the location index of the sub-pixel position
Index is：
Index=(x+y*cot (θ 1)-offset1) %pitch1
Then the color of the sub-pixel of coordinate (x, y) position is judged according to index value, it should how assignment, be left view
The color of figure, or the color of right view.
Left [x, y] in above formula, right [x, y] refer to what is taken out in left view image under some coordinate [x, y] respectively
The color value taken out in color value, right view image under some coordinate [x, y].
When it is determined that be that vertical screen is placed, when need to carry out vertical screen 3D display (i.e. by the vertical screen viewing 3D of mobile terminal device), obtaining
Vertical screen transverse screen grating parameter, including the parameter such as grating inclination angle theta 2, screen periods pitich2, grating horizontal displacement offset2 are taken,
The specific acquisition of these parameters can be found in first technology, not deploy to describe herein；Row's nomography in the stereo display method is pressed
Computing is carried out to each sub-pixel on display screen according to the numerical value of above three parameter.
Above three parameter is changed when although vertical screen is placed.But it can still be adopted based on these three new parameters
With above-mentioned algorithm logic, calculation position index is carried out to each sub-pixel, then assigned by location index for the sub-pixel
Value.
Index=(x+y*cot (θ 2)-offset2)/pitch2
Above-mentioned row's nomography of the stereo display method of the present invention being capable of compatible transverse screen and vertical by different parameter configurations
The switching of screen, mainly pass through the conversion of these three parameters in transverse screen 3D display and vertical screen 3D display.
After the completion of corresponding transverse screen or row's nomography of vertical screen, corresponding stereo-picture is shown.
The 3 d display device to grating provided by the present invention, with the grating and display methods have been carried out in detail above
Thin to introduce, specific case used herein is set forth to the principle and embodiment of the present invention, embodiment of above
Illustrate to be only intended to help the method and its core concept for understanding the present invention；Meanwhile for those of ordinary skill in the art,
According to the thought of the present invention, there will be changes in specific embodiments and applications, in summary, this specification
Content is only embodiments of the present invention, is not intended to limit the scope of the invention, it is every using description of the invention and
The equivalent structure or equivalent flow conversion that accompanying drawing content is made, or other related technical areas are directly or indirectly used in,
Similarly it is included within the scope of the present invention.It should not be construed as limiting the invention.
Claims (24)
1. a kind of compatibility has the 3 d display device of 2D display patterns, transverse screen stereoscopic display mode and vertical screen stereoscopic display mode,
It is characterised in that it includes:
Display screen and the grating being oppositely arranged with the display screen, the shape and size of the grating and the shape of the display screen
It is adapted with size；
The grating is individual layer grating, and the individual layer grating is UV-lens lenticulations, and the UV-lens lenticulations include
Multiple raster units being set up in parallel；
The long side or short side of the relatively described display screen of the raster unit are obliquely installed, and with the long side or the folder of the short side
Angle is between 30 ° to 40 °.
2. 3 d display device according to claim 1, it is characterised in that the display screen includes multiple display units,
The multiple display unit is in rectangular arrangement.
3. 3 d display device according to claim 1, it is characterised in that the raster unit is hung down its bearing of trend
The upward section of Nogata is in circular arc, zigzag or bowl-shape.
4. 3 d display device according to claim 3, it is characterised in that the grating fitting is arranged on the display screen
Light emission side.
5. 3 d display device according to claim 4, it is characterised in that
The bottom of the grating is provided with gum structure, and is fitted by the gum structure with the display screen；
Or
The grating is fitted by optical cement and the display screen.
6. 3 d display device according to claim 5, it is characterised in that
Polaroid is provided between the grating and the display screen；
The bottom of the grating is provided with gum structure, and is fitted by the gum structure with the polaroid, or, institute
Grating is stated to fit by optical cement and the polaroid.
7. 3 d display device according to claim 5, it is characterised in that set between the grating and the display screen
There is polaroid, the grating is integrally formed with the polaroid.
8. 3 d display device according to claim 1, it is characterised in that the picture element density of the display screen 300PPI with
On.
9. according to the 3 d display device described in any one of claim 1 to 8, it is characterised in that
The 3 d display device has been also compatible with the co-melting display patterns of 2D/3D.
10. according to the 3 d display device described in any one of claim 1 to 9, it is characterised in that the raster unit with it is described
The angle of long side is 35 ° or the angle of the raster unit and the short side is 35 °.
11. according to the 3 d display device described in claim any one of 1-10, it is characterised in that the 3 d display device is also
Including glass cover-plate, the glass cover-plate is arranged on the light emission side of the grating.
12. 3 d display device according to claim 11, it is characterised in that between the glass cover-plate and the grating
Bonded by optical cement layer.
13. according to the 3 d display device described in claim any one of 1-11, it is characterised in that the display screen shows for touch-control
Display screen.
14. a kind of display methods for being applied to the 3 d display device as described in claim any one of 1-13, including：
Determine the current display pattern of the 3 d display device；
When the 3 d display device is 2D display patterns, 2D is carried out to content to be displayed and shown；
When the 3 d display device is transverse screen 3D display pattern, transverse screen is carried out to content to be displayed according to transverse screen grating parameter
Stereoscopic display；
When the 3 d display device is indulges screen 3D display pattern, vertical screen is carried out to content to be displayed according to vertical screen grating parameter
Stereoscopic display.
15. display methods according to claim 14, it is characterised in that
The transverse screen grating parameter and the vertical screen grating parameter prestore；
Or
One of the transverse screen grating parameter and the vertical screen grating parameter prestore, and another one is that basis is deposited in advance
What one of storage was calculated.
16. display methods according to claim 14, it is characterised in that
When the 3 d display device is transverse screen 3D display pattern, methods described also includes：
Determine the first space viewing location of user；
It is described that content to be displayed progress transverse screen stereoscopic display is included according to transverse screen grating parameter：
According to the transverse screen grating parameter and first space viewing location, transverse screen stereoscopic display is carried out to content to be displayed；
And/or
When the 3 d display device is indulges screen 3D display pattern, methods described also includes：
Determine the second space viewing location of user；
The vertical screen grating parameter of the basis, which carries out vertical screen stereoscopic display to content to be displayed, to be included：
According to the vertical screen grating parameter and the second space viewing location, vertical screen stereoscopic display is carried out to content to be displayed.
17. display methods according to claim 16, it is characterised in that
When the 3 d display device is transverse screen 3D display pattern, methods described also includes：
Crosstalk optimizing processing is carried out to the content to be displayed；
It is described according to the transverse screen grating parameter and first space viewing location, it is three-dimensional aobvious that transverse screen is carried out to content to be displayed
Show including：
According to the transverse screen grating parameter and first space viewing location, to be shown interior after crosstalk optimizing processing
Hold and carry out transverse screen stereoscopic display；
And/or
When the 3 d display device is indulges screen 3D display pattern, methods described also includes：
Crosstalk optimizing processing is carried out to the content to be displayed；
It is described according to the vertical screen grating parameter and the second space viewing location, it is three-dimensional aobvious that vertical screen is carried out to content to be displayed
Show including：
According to the vertical screen grating parameter and the second space viewing location, to be shown interior after crosstalk optimizing processing
Appearance carries out vertical screen stereoscopic display.
18. display methods according to claim 17, it is characterised in that the crosstalk optimizing processing includes histogram equalization
Change processing or the smoothing processing to the borderline region in content to be displayed.
19. display methods according to claim 14, it is characterised in that when the 3 d display device is that 2D/3D is co-melting
During display pattern, methods described also includes：
Determine the 3D display region and 2D viewing areas on the display screen；
3D display content in content to be displayed is subjected to bore hole 3D display in the 3D display region, and will be described to be shown
2D display contents in content carry out 2D in the 2D viewing areas and shown, so as to be presented on the display screen with naked simultaneously
The eye 3D modes 3D display content shown and the 2D display contents shown in a 2D way；
Wherein, the 3D display content by content to be displayed carries out bore hole 3D display in the 3D display region includes：
When the display direction in the 3D display region is transverse screen direction, content to be displayed is carried out according to transverse screen grating parameter horizontal
Shield stereoscopic display；
When the display direction in the 3D display region is indulges screen direction, content to be displayed is indulged according to vertical screen grating parameter
Shield stereoscopic display.
20. display methods according to claim 19, it is characterised in that
The 2D display contents by the content to be displayed are carried out the step of 2D displays in the 2D viewing areas, bag
Include：
Smoothing processing object in the 2D display contents is smoothed, the smoothing processing object is included described in whole
Specific region in 2D display contents or the 2D display contents；
The 2D display contents after smoothing processing are carried out into 2D in the 2D viewing areas to show.
21. according to the method for claim 20, it is characterised in that the smoothing processing pair in the 2D display contents
The step of as being smoothed, including：
Using square frame filtering algorithm, Mean Filtering Algorithm or Gaussian filter algorithm to the smoothing processing pair in the 2D display contents
As being smoothed.
22. a kind of grating, there is the vertical of 2D display patterns, transverse screen stereoscopic display mode and vertical screen stereoscopic display mode applied to compatibility
Body display device, the shape and size of the grating are adapted with the shape and size of the display screen of the 3 d display device,
Characterized in that,
The grating is individual layer grating, and the individual layer grating is UV-lens lenticulations, and the UV-lens gratings are rectangular；Its
In：
The UV-lens gratings include multiple raster units being set up in parallel；
The long side or short side of the relatively described rectangle of the raster unit are obliquely installed, and with the long side or the angle of the short side
Between 30 ° to 40 °.
23. grating according to claim 22, it is characterised in that vertical direction of the raster unit in its bearing of trend
On section be in circular arc, zigzag or bowl-shape.
24. according to any one of claim 22 to 23 grating, it is characterised in that the folder of the raster unit and the long side
Angle is 35 ° or the angle of the raster unit and the short side is 35 °.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711003630.4A CN107728331A (en) | 2017-10-24 | 2017-10-24 | Grating, the 3 d display device and display methods with the grating |
| US16/100,711 US20190121148A1 (en) | 2017-10-24 | 2018-08-10 | Grating, stereoscopic three-dimensional (3d) display device, and display method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711003630.4A CN107728331A (en) | 2017-10-24 | 2017-10-24 | Grating, the 3 d display device and display methods with the grating |
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| Publication Number | Publication Date |
|---|---|
| CN107728331A true CN107728331A (en) | 2018-02-23 |
Family
ID=61213727
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711003630.4A Withdrawn CN107728331A (en) | 2017-10-24 | 2017-10-24 | Grating, the 3 d display device and display methods with the grating |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114356273A (en) * | 2021-12-30 | 2022-04-15 | 纵深视觉科技(南京)有限责任公司 | Independent drive position determining method and device, storage medium and electronic equipment |
-
2017
- 2017-10-24 CN CN201711003630.4A patent/CN107728331A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114356273A (en) * | 2021-12-30 | 2022-04-15 | 纵深视觉科技(南京)有限责任公司 | Independent drive position determining method and device, storage medium and electronic equipment |
| CN114356273B (en) * | 2021-12-30 | 2023-10-17 | 纵深视觉科技(南京)有限责任公司 | Independent driving position determining method and device, storage medium and electronic equipment |
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Application publication date: 20180223 |