CN103297795B - Three-dimensional display device - Google Patents
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- CN103297795B CN103297795B CN201210049942.XA CN201210049942A CN103297795B CN 103297795 B CN103297795 B CN 103297795B CN 201210049942 A CN201210049942 A CN 201210049942A CN 103297795 B CN103297795 B CN 103297795B
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- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 92
- 230000005684 electric field Effects 0.000 claims description 174
- 239000011521 glass Substances 0.000 claims description 17
- MRNHPUHPBOKKQT-UHFFFAOYSA-N indium;tin;hydrate Chemical compound O.[In].[Sn] MRNHPUHPBOKKQT-UHFFFAOYSA-N 0.000 claims description 15
- 230000015572 biosynthetic process Effects 0.000 claims description 14
- 239000012466 permeate Substances 0.000 claims description 12
- 239000004983 Polymer Dispersed Liquid Crystal Substances 0.000 claims description 6
- 239000006185 dispersion Substances 0.000 claims description 6
- 230000006698 induction Effects 0.000 claims description 6
- 229920002521 macromolecule Polymers 0.000 claims description 6
- 229920000642 polymer Polymers 0.000 claims description 6
- 230000006870 function Effects 0.000 abstract description 5
- 230000003287 optical effect Effects 0.000 abstract 6
- 238000000034 method Methods 0.000 description 9
- 230000008447 perception Effects 0.000 description 9
- 210000004556 brain Anatomy 0.000 description 8
- 238000003786 synthesis reaction Methods 0.000 description 8
- 238000001514 detection method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
Abstract
The invention discloses a three-dimensional display device. When the command that an image is displayed as a two-dimensional flat panel display image is received, both a first liquid crystal optical grating layer and a second liquid crystal optical grating layer become transparent states, and the two-dimensional flat panel display image is obtained; when the command that an image is displayed as a three-dimensional display image is received and the display direction of a displayer is detected to be the perpendicular direction, the first liquid crystal optical grating layer forms a slit grating, and the second liquid crystal optical grating layer becomes the transparent state; when the command that an image is displayed as the three-dimensional display image is received and the display direction of the displayer is detected to be the horizontal direction, the first liquid crystal optical grating layer becomes the transparent state, the second liquid crystal optical grating layer forms the slit grating, and the three-dimensional display image visible for naked eyes is obtained. Therefore, the functions that the three-dimensional display device can display the two-dimensional flat panel display image in the perpendicular direction and the horizontal direction, and can display the three-dimensional display image visible for the naked eyes are achieved.
Description
Technical field
The present invention relates to stereo display technique field, particularly relate to a kind of 3 d display device.
Background technology
Along with the development of display technique, people can not be satisfied with two dimension (Two Dimensions, plane display image 2D), but the 3 d display device needing three-dimensional (Three Dimensions, 3D) to provide depth perception, information more comprehensively.The ultimate principle of three-dimensional imaging, comprising:
Certain distance is there is between left eye and right eye, therefore when watching scenery, the viewing angle of two is slightly different, the difference of this viewing angle makes that left eye sees left image, right eye sees right image, left image is not identical with right image, will stereo perception be produced after brain synthesis, reach the object of viewing and admiring 3 D stereo display image.
The scheme of 3 D stereo display image is viewed and admired in existing realization, comprising:
One, first people shoot to same scenery with two apish left eyes of video camera and right eye simultaneously, then two films are synchronously shown on one screen, now beholder needs to wear a polarised light glasses, just can view and admire 3 D stereo display image;
Two, beholder has worn shutter glasses, when left 3 D stereo display image is scanned now on the screen of display, the control left electronic liquid-crystal shutters of shutter glasses and left eyeglass are opening, the right electronic liquid-crystal shutters of shutter glasses and right eyeglass are closed condition, otherwise, when right 3 D stereo display image is scanned now on the screen of display, the control right electronic liquid-crystal shutters of shutter glasses and right eyeglass are opening, the left electronic liquid-crystal shutters of shutter glasses and left eyeglass are closed condition, thus make beholder can see left or right 3 D stereo display image, reach the object of viewing and admiring 3 D stereo display image,
Three, beholder is allowed to wear the glasses of helmet-type, the left eyeglass of these glasses and right eyeglass are respectively miniscopes, left eyeglass projection left-eye image, right eyeglass projection eye image, therefore can make people feel have among relief virtual environment as entered one.
In sum, existing 3 d display device does not possess the 3 D stereo display image that can show Glassless in vertical direction, also can show the function of the 3 D stereo display image of Glassless in the horizontal direction, cannot realize beholder can reach the object of viewing and admiring 3 D stereo display image by bore hole.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of 3 d display device.
The object of the present invention is to provide a kind of 3 d display device, comprising: display, light modulating device;
Described display, for synthetic image signal light;
Described light modulating device, is arranged on the bang path of the picture signal light that described display generates, comprises: picture presentation format order reception apparatus, display direction pick-up unit, the first electric field generator, the second electric field generator, liquid crystal light modulation film;
Described picture presentation format order reception apparatus, for receiving picture presentation format instruction, receiving image and being shown as the plane display format order of image of two dimension or the format order of the stereoscopically displaying images of three-dimensional;
Described display direction pick-up unit, for detecting the display direction of described display, the display direction detecting described display is vertical direction or horizontal direction;
Described first electric field generator, with the first conductive layer in described liquid crystal light modulation film, second conductive layer is electrically connected, for the picture presentation format instruction received by described picture presentation format order reception apparatus, and the display direction of the described display to detect according to described display direction pick-up unit, described picture presentation format order reception apparatus receive image be shown as the plane display format order of image of two dimension and described display direction pick-up unit detects that the display direction of described display is vertical direction time, to described first conductive layer, second conductive layer provides electric field,
Described picture presentation format order reception apparatus receive image be shown as the plane display format order of image of two dimension and described display direction pick-up unit detects that the display direction of described display is horizontal direction time, provide electric field to described first conductive layer, the second conductive layer;
Described picture presentation format order reception apparatus receive image be shown as the format order of three-dimensional stereoscopically displaying images and described display direction pick-up unit detects that the display direction of described display is vertical direction time, do not provide electric field to described first conductive layer, the second conductive layer;
Described picture presentation format order reception apparatus receive image be shown as the format order of three-dimensional stereoscopically displaying images and described display direction pick-up unit detects that the display direction of described display is horizontal direction time, provide electric field to described first conductive layer, the second conductive layer;
Described second electric field generator, with the second conductive layer in described liquid crystal light modulation film, 3rd conductive layer is electrically connected, for the picture presentation format instruction received by described picture presentation format order reception apparatus, and the display direction of the described display to detect according to described display direction pick-up unit, described picture presentation format order reception apparatus receive image be shown as the plane display format order of image of two dimension and described display direction pick-up unit detects that the display direction of described display is vertical direction time, to described second conductive layer, 3rd conductive layer provides electric field,
Described picture presentation format order reception apparatus receive image be shown as the plane display format order of image of two dimension and described display direction pick-up unit detects that the display direction of described display is horizontal direction time, provide electric field to described second conductive layer, the 3rd conductive layer;
Described picture presentation format order reception apparatus receive image be shown as the format order of three-dimensional stereoscopically displaying images and described display direction pick-up unit detects that the display direction of described display is vertical direction time, provide electric field to described second conductive layer, the 3rd conductive layer;
Described picture presentation format order reception apparatus receive image be shown as the format order of three-dimensional stereoscopically displaying images and described display direction pick-up unit detects that the display direction of described display is horizontal direction time, do not provide electric field to described second conductive layer, the 3rd conductive layer;
Described liquid crystal light modulation film, comprising: by described display side, the first conductive layer be cascading, the first liquid crystal light gate layer, the second conductive layer, the second liquid crystal light gate layer, the 3rd conductive layer;
Described first conductive layer, is electrically connected, for the picture signal light generated through described display with described first electric field generator;
Described first liquid crystal light gate layer, for when described first electric field generator provides electric field to described first conductive layer, described second conductive layer, becomes pellucidity, through described first conductive layer through light; When described first electric field generator does not provide electric field to described first conductive layer, described second conductive layer, become partially transparent state, part opaque state, first conductive layer described in component permeate through light, part not through described first conductive layer institute through light, formation slit grating;
Described second conductive layer, is electrically connected with described first electric field generator, is electrically connected with described second electric field generator, for through described first liquid crystal light gate layer through light;
Described second liquid crystal light gate layer, for when described second electric field generator provides electric field to described second conductive layer, described 3rd conductive layer, becomes pellucidity, through described second conductive layer through light; When described second electric field generator does not provide electric field to described second conductive layer, described 3rd conductive layer, become partially transparent state, part opaque state, second conductive layer described in component permeate through light, part not through described second conductive layer institute through light, formation slit grating;
Described 3rd conductive layer, is electrically connected with described second electric field generator, for through described second liquid crystal light gate layer through light.
Wherein, described first liquid crystal light gate layer, comprising:
Multiple equally spaced and size is identical and the form of expression is rectangular first liquid crystal light grid, it is arranged in vertical direction, for when described first electric field generator provides electric field to described first conductive layer, the second conductive layer, become pellucidity, through described first conductive layer through light; When described first electric field generator does not provide electric field to described first conductive layer, the second conductive layer, become opaque state, not through described first conductive layer through light;
Multiple equally spaced and size is identical and the form of expression is rectangular first light-transmitting gap, it is arranged in the spacing between described multiple first liquid crystal light grid, it is arranged in vertical direction, for when described first electric field generator provides electric field to described first conductive layer, the second conductive layer, through described first conductive layer through light; When described first electric field generator does not provide electric field to described first conductive layer, the second conductive layer, through described first conductive layer through light.
Wherein, described second liquid crystal light gate layer, comprising:
Multiple equally spaced and size is identical and the form of expression is rectangular second liquid crystal light grid, it is arranged in horizontal direction, for when described second electric field generator provides electric field to described second conductive layer, the 3rd conductive layer, become pellucidity, through described second conductive layer through light; When described second electric field generator does not provide electric field to described second conductive layer, the 3rd conductive layer, become opaque state, not through described second conductive layer through light;
Multiple equally spaced and size is identical and the form of expression is rectangular second light-transmitting gap, be arranged in the spacing between described multiple second liquid crystal light grid, it is arranged in horizontal direction, for when described second electric field generator provides electric field to described second conductive layer, the 3rd conductive layer, through described second conductive layer through light; When described second electric field generator does not provide electric field to described second conductive layer, the 3rd conductive layer, through described second conductive layer through light.
Wherein, described first liquid crystal light grid, comprising: polymer dispersed PDLC type LCD panel, or to row curve induction phase NCAP type LCD panel, or non-homogeneous macromolecule dispersion NPD-LCD type LCD panel.
Wherein, described second liquid crystal light grid, comprising: polymer dispersed PDLC type LCD panel, or to row curve induction phase NCAP type LCD panel, or non-homogeneous macromolecule dispersion NPD-LCD type LCD panel.
Wherein, described first conductive layer, comprising: plastic sheeting, or tin indium oxide ITO electro-conductive glass;
Described second conductive layer, comprising: plastic sheeting, or tin indium oxide ITO electro-conductive glass;
Described 3rd conductive layer, comprising: plastic sheeting, or tin indium oxide ITO electro-conductive glass.
Wherein, described multiple equally spaced and size is identical and the form of expression be rectangular first liquid crystal light grid width summation with described multiple equally spaced and size is identical and the form of expression be the width summation of rectangular first light-transmitting gap and, with the line width of described display or arrange height equal.
Wherein, described multiple equally spaced and size is identical and the form of expression be rectangular second liquid crystal light grid width summation with described multiple equally spaced and size is identical and the form of expression be the width summation of rectangular second light-transmitting gap and, with the line width of described display or arrange height equal.
Wherein, described first electric field generator, comprising: power supply;
Described second electric field generator, comprising: power supply;
Described display, comprising: TV, or computer, or projector, or navigating instrument, or mobile phone, or camera.
Wherein, the electrode relation of described first conductive layer, described second conductive layer, described 3rd conductive layer, comprising:
Described first conductive layer is positive source, described second conductive layer is power cathode, described 3rd conductive layer is positive source; Or described first conductive layer be power cathode, described second conductive layer is positive source, described 3rd conductive layer is power cathode.
3 d display device application display synthetic image signal light of the present invention, then picture presentation format order reception apparatus receives image and is shown as the plane display format order of image of two dimension or the format order of the stereoscopically displaying images of three-dimensional, and the display direction of display direction pick-up unit detection display device is vertical direction or horizontal direction;
Picture presentation format order reception apparatus receive image be shown as the plane display format order of image of two dimension and display direction pick-up unit detect the display direction of display be vertical direction or horizontal direction time, first electric field generator is to the first conductive layer, second conductive layer provides electric field, second electric field generator is to the second conductive layer, 3rd conductive layer provides electric field, first liquid crystal light gate layer becomes pellucidity, through the first conductive layer through light, second liquid crystal light gate layer becomes pellucidity, through the second conductive layer through light, the image now making left eye see is identical with the image that right eye is seen, obtain the plane display image of two dimension,
Picture presentation format order reception apparatus receive image be shown as the format order of three-dimensional stereoscopically displaying images and display direction pick-up unit detects that the display direction of display is vertical direction time, first electric field generator is not to the first conductive layer, second conductive layer provides electric field, second electric field generator is to the second conductive layer, 3rd conductive layer provides electric field, first liquid crystal light gate layer becomes partially transparent state, part opaque state, component permeate first conductive layer through light, part not through the first conductive layer through light, form slit grating, second liquid crystal light gate layer becomes pellucidity, through the second conductive layer through light, left eye is now made to see left image, right eye sees right image, left image is not identical with right image, stereo perception will be produced after brain synthesis, obtain the 3 D stereo display image of Glassless,
Picture presentation format order reception apparatus receive image be shown as the format order of three-dimensional stereoscopically displaying images and display direction pick-up unit detects that the display direction of display is horizontal direction time, first electric field generator is to the first conductive layer, second conductive layer provides electric field, second electric field generator is not to the second conductive layer, 3rd conductive layer provides electric field, first liquid crystal light gate layer becomes pellucidity, through the first conductive layer through light, second liquid crystal light gate layer becomes partially transparent state, part opaque state, component permeate second conductive layer through light, part not through the second conductive layer through light, form slit grating, left eye is now made to see left image, right eye sees right image, left image is not identical with right image, stereo perception will be produced after brain synthesis, obtain the 3 D stereo display image of Glassless,
Thus reach the plane display image realizing 3 d display device being possessed can show in vertical direction two dimension, also the 3 D stereo display image of Glassless can be shown, the plane display image of two dimension can be shown in the horizontal direction, also can show the function of the 3 D stereo display image of Glassless.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of 3 d display device of the present invention;
Fig. 2 is the structural representation of the present invention first liquid crystal light gate layer;
Fig. 3 is the structural representation of the present invention second liquid crystal light gate layer.
Embodiment
Application slit grating realizes the principle of the 3 D stereoscopic image of Glassless, comprise: according to parallax obstacle principle, image is arranged alternately, observe by just being caught by left eye, right eye after elongated grating, owing to entering left eye, the image of right eye separated because of parallax obstacle, cause the viewing angle of two slightly different, the difference of this viewing angle makes that left eye sees left image, right eye sees right image, left image is not identical with right image, will stereo perception be produced after brain synthesis, reach the object of viewing and admiring 3 D stereo display image.
The invention provides a kind of 3 d display device, be applied to stereo display technique field, 3 d display device application display synthetic image signal light of the present invention, then picture presentation format order reception apparatus receives image and is shown as the plane display format order of image of two dimension or the format order of the stereoscopically displaying images of three-dimensional, and the display direction of display direction pick-up unit detection display device is vertical direction or horizontal direction;
Picture presentation format order reception apparatus receive image be shown as the plane display format order of image of two dimension and display direction pick-up unit detect the display direction of display be vertical direction or horizontal direction time, first electric field generator is to the first conductive layer, second conductive layer provides electric field, second electric field generator is to the second conductive layer, 3rd conductive layer provides electric field, first liquid crystal light gate layer becomes pellucidity, through the first conductive layer through light, second liquid crystal light gate layer becomes pellucidity, through the second conductive layer through light, the image now making left eye see is identical with the image that right eye is seen, obtain the plane display image of two dimension,
Picture presentation format order reception apparatus receive image be shown as the format order of three-dimensional stereoscopically displaying images and display direction pick-up unit detects that the display direction of display is vertical direction time, first electric field generator is not to the first conductive layer, second conductive layer provides electric field, second electric field generator is to the second conductive layer, 3rd conductive layer provides electric field, first liquid crystal light gate layer becomes partially transparent state, part opaque state, component permeate first conductive layer through light, part not through the first conductive layer through light, form slit grating, second liquid crystal light gate layer becomes pellucidity, through the second conductive layer through light, left eye is now made to see left image, right eye sees right image, left image is not identical with right image, stereo perception will be produced after brain synthesis, obtain the 3 D stereo display image of Glassless,
Picture presentation format order reception apparatus receive image be shown as the format order of three-dimensional stereoscopically displaying images and display direction pick-up unit detects that the display direction of display is horizontal direction time, first electric field generator is to the first conductive layer, second conductive layer provides electric field, second electric field generator is not to the second conductive layer, 3rd conductive layer provides electric field, first liquid crystal light gate layer becomes pellucidity, through the first conductive layer through light, second liquid crystal light gate layer becomes partially transparent state, part opaque state, component permeate second conductive layer through light, part not through the second conductive layer through light, form slit grating, left eye is now made to see left image, right eye sees right image, left image is not identical with right image, stereo perception will be produced after brain synthesis, obtain the 3 D stereo display image of Glassless,
Thus reach the plane display image realizing 3 d display device being possessed can show in vertical direction two dimension, also the 3 D stereo display image of Glassless can be shown, the plane display image of two dimension can be shown in the horizontal direction, also can show the function of the 3 D stereo display image of Glassless.
Refer to Fig. 1, be the schematic diagram of 3 d display device of the present invention, this 3 d display device comprises: display 1, light modulating device 2;
Display 1, for synthetic image signal light;
Light modulating device 2, be arranged on the bang path of the picture signal light that display 1 generates, comprise: picture presentation format order reception apparatus 21, display direction pick-up unit 22, first electric field generator 23, second electric field generator 24, liquid crystal light modulation film 25;
Picture presentation format order reception apparatus 21, for receiving picture presentation format instruction, receiving image and being shown as the plane display format order of image of two dimension or the format order of the stereoscopically displaying images of three-dimensional;
Display direction pick-up unit 22, for the display direction of detection display device 1, the display direction of detection display device 1 is vertical direction or horizontal direction;
First electric field generator 23, with the first conductive layer 251 in liquid crystal light modulation film 25, second conductive layer 253 is electrically connected, for the picture presentation format instruction received by picture presentation format order reception apparatus 21, and the display direction of the display 1 to detect according to display direction pick-up unit 22, picture presentation format order reception apparatus 21 receive image be shown as the plane display format order of image of two dimension and display direction pick-up unit 22 detects that the display direction of display 1 is vertical direction time, to the first conductive layer 251, second conductive layer 253 provides electric field,
Picture presentation format order reception apparatus 21 receive image be shown as the plane display format order of image of two dimension and display direction pick-up unit 22 detects that the display direction of display 1 is horizontal direction time, provide electric field to the first conductive layer 251, second conductive layer 253;
Picture presentation format order reception apparatus 21 receive image be shown as the format order of three-dimensional stereoscopically displaying images and display direction pick-up unit 22 detects that the display direction of display 1 is vertical direction time, do not provide electric field to the first conductive layer 251, second conductive layer 253;
Picture presentation format order reception apparatus 21 receive image be shown as the format order of three-dimensional stereoscopically displaying images and display direction pick-up unit 22 detects that the display direction of display 1 is horizontal direction time, provide electric field to the first conductive layer 251, second conductive layer 253;
Second electric field generator 24, with the second conductive layer 253 in liquid crystal light modulation film 25, 3rd conductive layer 255 is electrically connected, for the picture presentation format instruction received by picture presentation format order reception apparatus 21, and the display direction of the display 1 to detect according to display direction pick-up unit 22, picture presentation format order reception apparatus 21 receive image be shown as the plane display format order of image of two dimension and display direction pick-up unit 22 detects that the display direction of display 1 is vertical direction time, to the second conductive layer 253, 3rd conductive layer 255 provides electric field,
Picture presentation format order reception apparatus 21 receive image be shown as the plane display format order of image of two dimension and display direction pick-up unit 22 detects that the display direction of display 1 is horizontal direction time, provide electric field to the second conductive layer 253, the 3rd conductive layer 255;
Picture presentation format order reception apparatus 21 receive image be shown as the format order of three-dimensional stereoscopically displaying images and display direction pick-up unit 22 detects that the display direction of display 1 is vertical direction time, provide electric field to the second conductive layer 253, the 3rd conductive layer 255;
Picture presentation format order reception apparatus 21 receive image be shown as the format order of three-dimensional stereoscopically displaying images and display direction pick-up unit 22 detects that the display direction of display 1 is horizontal direction time, do not provide electric field to the second conductive layer 253, the 3rd conductive layer 255;
Liquid crystal light modulation film 25, comprising: by display 1 side, the first conductive layer 251, first liquid crystal light gate layer 252, second conductive layer 253, the second liquid crystal light gate layer 254, the 3rd conductive layer 255 that are cascading;
First conductive layer 251, is electrically connected with the first electric field generator 23, for the picture signal light that transmission display device 1 generates;
First liquid crystal light gate layer 252, for when the first electric field generator 23 provides electric field to the first conductive layer 251, second conductive layer 253, becomes pellucidity, through the first conductive layer 251 through light; When the first electric field generator 23 does not provide electric field to the first conductive layer 251, second conductive layer 253, become partially transparent state, part opaque state, component permeate first conductive layer 251 through light, part not through the first conductive layer 251 institute through light, formation slit grating;
Second conductive layer 253, is electrically connected with the first electric field generator 23, is electrically connected with the second electric field generator 24, for through the first liquid crystal light gate layer 252 through light;
Second liquid crystal light gate layer 254, for when the second electric field generator 24 provides electric field to the second conductive layer 253, the 3rd conductive layer 255, becomes pellucidity, through the second conductive layer 253 through light; When the second electric field generator 24 does not provide electric field to the second conductive layer 253, the 3rd conductive layer 255, become partially transparent state, part opaque state, component permeate second conductive layer 253 through light, part not through the second conductive layer 253 institute through light, formation slit grating;
3rd conductive layer 255, is electrically connected with the second electric field generator 24, for through the second liquid crystal light gate layer 254 through light.
Wherein, refer to Fig. 2, be the structural representation of the present invention first liquid crystal light gate layer 252, this first liquid crystal light gate layer 252 comprises:
Multiple equally spaced and size is identical and the form of expression is rectangular first liquid crystal light grid 2521, it is arranged in vertical direction, for when the first electric field generator 23 provides electric field to the first conductive layer 251, second conductive layer 253, become pellucidity, through the first conductive layer 251 through light; When the first electric field generator 23 does not provide electric field to the first conductive layer 251, second conductive layer 253, become opaque state, not through the first conductive layer 251 through light;
Multiple equally spaced and size is identical and the form of expression is rectangular first light-transmitting gap 11, it is arranged in the spacing between the plurality of first liquid crystal light grid 2521, it is arranged in vertical direction, for when the first electric field generator 23 provides electric field to the first conductive layer 251, second conductive layer 253, through the first conductive layer 251 through light; When the first electric field generator 23 does not provide electric field to the first conductive layer 251, second conductive layer 253, through the first conductive layer 251 through light.
Wherein, refer to Fig. 3, be the structural representation of the present invention second liquid crystal light gate layer 254, this second liquid crystal light gate layer 254 comprises:
Multiple equally spaced and size is identical and the form of expression is rectangular second liquid crystal light grid 2541, it is arranged in horizontal direction, for when the second electric field generator 24 provides electric field to the second conductive layer 253, the 3rd conductive layer 255, become pellucidity, through the second conductive layer 253 through light; When the second electric field generator 24 does not provide electric field to the second conductive layer 253, the 3rd conductive layer 255, become opaque state, not through the second conductive layer 253 through light;
Multiple equally spaced and size is identical and the form of expression is rectangular second light-transmitting gap 22, be arranged in the spacing between the plurality of second liquid crystal light grid 2541, it is arranged in horizontal direction, for when the second electric field generator 24 provides electric field to the second conductive layer 253, the 3rd conductive layer 255, through the second conductive layer 253 through light; When the second electric field generator 24 does not provide electric field to the second conductive layer 253, the 3rd conductive layer 255, through the second conductive layer 253 through light.
Wherein, the first liquid crystal light grid 2521, comprising: polymer dispersed (PDLC) type LCD panel, or to row curve induction phase (NCAP) type LCD panel, or non-homogeneous macromolecule dispersion (NPD-LCD) type LCD panel.
Wherein, the second liquid crystal light grid 2541, comprising: polymer dispersed PDLC type LCD panel, or to row curve induction phase NCAP type LCD panel, or non-homogeneous macromolecule dispersion NPD-LCD type LCD panel.
Wherein, the electrode relation of the first conductive layer 251, second conductive layer 253, the 3rd conductive layer 255 can be the first conductive layer 251 is positive source, the second conductive layer 253 is power cathode, the 3rd conductive layer 255 is positive source; Also can be that the first conductive layer 251 is power cathode, the second conductive layer 253 is positive source, the 3rd conductive layer 255 is power cathode.
Wherein, first electric field generator is supplied to the first conductive layer 251, second and leads the electric field level of 253 and the first electric field generator is supplied to the second conductive layer 253, the 3rd conduction leads the electric field level of 255 relation, comprising: the first electric field generator 23 is supplied to that the electric field level that the first conductive layer 251, second leads 253 is supplied to the second conductive layer 253 with the second electric field generator 24, the 3rd conduction lead 255 electric field level equal; Or first electric field generator 23 be supplied to the first conductive layer 251, second lead the electric field level of 253 and the second electric field generator 24 is supplied to the second conductive layer 253, the 3rd conduction lead 255 electric field level unequal.
Wherein, the first conductive layer 251, comprising: plastic sheeting, or tin indium oxide (ITO) electro-conductive glass.
Wherein, the second conductive layer 253, comprising: plastic sheeting, or tin indium oxide ITO electro-conductive glass.
Wherein, the 3rd conductive layer 255, comprising: plastic sheeting, or tin indium oxide ITO electro-conductive glass.
Wherein, the first electric field generator 23, comprising: power supply.
Wherein, the second electric field generator 24, comprising: power supply.
Wherein, display 1 comprises TV, or computer, or projector, or navigating instrument, or mobile phone, or camera.
Wherein, the plurality of equally spaced and size is identical and the form of expression is that the width summation of rectangular first liquid crystal light grid 2521 is equally spaced with the plurality of and size is identical and the form of expression be the width summation of rectangular first light-transmitting gap 11 and, with the line width of this display 1 or arrange height equal.
Wherein, the plurality of equally spaced and size is identical and the form of expression is that the width summation of rectangular second liquid crystal light grid 2541 is equally spaced with the plurality of and size is identical and the form of expression be the width summation of rectangular second light-transmitting gap 22 and, with the line width of this display 1 or arrange height equal.
3 d display device application display 1 synthetic image signal light of the present invention, then picture presentation format order reception apparatus 21 receives image and is shown as the plane display format order of image of two dimension or the format order of the stereoscopically displaying images of three-dimensional, and the display direction of display direction pick-up unit 22 detection display device 1 is vertical direction or horizontal direction;
Picture presentation format order reception apparatus 21 receive image be shown as the plane display format order of image of two dimension and display direction pick-up unit 22 detect the display direction of display 1 be vertical direction or horizontal direction time, first electric field generator 23 is to the first conductive layer 251, second conductive layer 253 provides electric field, second electric field generator 24 is to the second conductive layer 253, 3rd conductive layer 255 provides electric field, first liquid crystal light gate layer 252 becomes pellucidity, through the first conductive layer 251 through light, second liquid crystal light gate layer 254 becomes pellucidity, through the second conductive layer 253 through light, the image now making left eye see is identical with the image that right eye is seen, obtain the plane display image of two dimension,
Picture presentation format order reception apparatus 21 receive image be shown as the format order of three-dimensional stereoscopically displaying images and display direction pick-up unit 22 detects that the display direction of display 1 is vertical direction time, first electric field generator 23 is not to the first conductive layer 251, second conductive layer 253 provides electric field, second electric field generator 24 is to the second conductive layer 253, 3rd conductive layer 255 provides electric field, first liquid crystal light gate layer 252 becomes partially transparent state, part opaque state, component permeate first conductive layer 251 through light, part not through the first conductive layer 251 through light, form slit grating, second liquid crystal light gate layer 254 becomes pellucidity, through the second conductive layer 253 through light, left eye is now made to see left image, right eye sees right image, left image is not identical with right image, stereo perception will be produced after brain synthesis, obtain the 3 D stereo display image of Glassless,
Picture presentation format order reception apparatus 21 receive image be shown as the format order of three-dimensional stereoscopically displaying images and display direction pick-up unit 22 detects that the display direction of display 1 is horizontal direction time, first electric field generator 23 is to the first conductive layer 251, second conductive layer 253 provides electric field, second electric field generator 24 is not to the second conductive layer 253, 3rd conductive layer 255 provides electric field, first liquid crystal light gate layer 252 becomes pellucidity, through the first conductive layer 251 through light, second liquid crystal light gate layer 254 becomes partially transparent state, part opaque state, component permeate second conductive layer 253 through light, part not through the second conductive layer 253 through light, form slit grating, left eye is now made to see left image, right eye sees right image, left image is not identical with right image, stereo perception will be produced after brain synthesis, obtain the 3 D stereo display image of Glassless,
Thus reach the plane display image realizing 3 d display device being possessed can show in vertical direction two dimension, also the 3 D stereo display image of Glassless can be shown, the plane display image of two dimension can be shown in the horizontal direction, also can show the function of the 3 D stereo display image of Glassless.
It should be noted that, in this article, the such as relational terms of first and second grades and so on is only used for an entity or operation to separate with another entity or operational zone, and not necessarily requires or imply the relation that there is any this reality between these entities or operation or sequentially.And, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thus make to comprise the process of a factor of system, method, article or equipment and not only comprise those key elements, but also comprise other key elements clearly do not listed, or also comprise by the intrinsic key element of this process, method, article or equipment.When not more restrictions, by statement " comprise one,,, " key element that limits, and be not precluded within process, method, article, equipment or the device comprising described key element and also there is other identical element.
For 3 d display device of the present invention, the form of realization is diversified.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a 3 d display device, is characterized in that, comprising: display, light modulating device;
Described display, for synthetic image signal light;
Described light modulating device, is arranged on the bang path of the picture signal light that described display generates, comprises: picture presentation format order reception apparatus, display direction pick-up unit, the first electric field generator, the second electric field generator, liquid crystal light modulation film;
Described picture presentation format order reception apparatus, for receiving picture presentation format instruction, receiving image and being shown as the plane display format order of image of two dimension or the format order of the stereoscopically displaying images of three-dimensional;
Described display direction pick-up unit, for detecting the display direction of described display, the display direction detecting described display is vertical direction or horizontal direction;
Described first electric field generator, with the first conductive layer in described liquid crystal light modulation film, second conductive layer is electrically connected, for the picture presentation format instruction received by described picture presentation format order reception apparatus, and the display direction of the described display to detect according to described display direction pick-up unit, described picture presentation format order reception apparatus receive image be shown as the plane display format order of image of two dimension and described display direction pick-up unit detects that the display direction of described display is vertical direction time, to described first conductive layer, second conductive layer provides electric field,
Described picture presentation format order reception apparatus receive image be shown as the plane display format order of image of two dimension and described display direction pick-up unit detects that the display direction of described display is horizontal direction time, provide electric field to described first conductive layer, the second conductive layer;
Described picture presentation format order reception apparatus receive image be shown as the format order of three-dimensional stereoscopically displaying images and described display direction pick-up unit detects that the display direction of described display is vertical direction time, do not provide electric field to described first conductive layer, the second conductive layer;
Described picture presentation format order reception apparatus receive image be shown as the format order of three-dimensional stereoscopically displaying images and described display direction pick-up unit detects that the display direction of described display is horizontal direction time, provide electric field to described first conductive layer, the second conductive layer;
Described second electric field generator, with the second conductive layer in described liquid crystal light modulation film, 3rd conductive layer is electrically connected, for the picture presentation format instruction received by described picture presentation format order reception apparatus, and the display direction of the described display to detect according to described display direction pick-up unit, described picture presentation format order reception apparatus receive image be shown as the plane display format order of image of two dimension and described display direction pick-up unit detects that the display direction of described display is vertical direction time, to described second conductive layer, 3rd conductive layer provides electric field,
Described picture presentation format order reception apparatus receive image be shown as the plane display format order of image of two dimension and described display direction pick-up unit detects that the display direction of described display is horizontal direction time, provide electric field to described second conductive layer, the 3rd conductive layer;
Described picture presentation format order reception apparatus receive image be shown as the format order of three-dimensional stereoscopically displaying images and described display direction pick-up unit detects that the display direction of described display is vertical direction time, provide electric field to described second conductive layer, the 3rd conductive layer;
Described picture presentation format order reception apparatus receive image be shown as the format order of three-dimensional stereoscopically displaying images and described display direction pick-up unit detects that the display direction of described display is horizontal direction time, do not provide electric field to described second conductive layer, the 3rd conductive layer;
Described liquid crystal light modulation film, comprising: by described display side, the first conductive layer be cascading, the first liquid crystal light gate layer, the second conductive layer, the second liquid crystal light gate layer, the 3rd conductive layer;
Described first conductive layer, is electrically connected, for the picture signal light generated through described display with described first electric field generator;
Described first liquid crystal light gate layer, for when described first electric field generator provides electric field to described first conductive layer, described second conductive layer, becomes pellucidity, through described first conductive layer through light; When described first electric field generator does not provide electric field to described first conductive layer, described second conductive layer, become partially transparent state, part opaque state, first conductive layer described in component permeate through light, part not through described first conductive layer institute through light, formation slit grating;
Described second conductive layer, is electrically connected with described first electric field generator, is electrically connected with described second electric field generator, for through described first liquid crystal light gate layer through light;
Described second liquid crystal light gate layer, for when described second electric field generator provides electric field to described second conductive layer, described 3rd conductive layer, becomes pellucidity, through described second conductive layer through light; When described second electric field generator does not provide electric field to described second conductive layer, described 3rd conductive layer, become partially transparent state, part opaque state, second conductive layer described in component permeate through light, part not through described second conductive layer institute through light, formation slit grating;
Described 3rd conductive layer, is electrically connected with described second electric field generator, for through described second liquid crystal light gate layer through light.
2. 3 d display device as claimed in claim 1, it is characterized in that, described first liquid crystal light gate layer, comprising:
Multiple equally spaced and size is identical and the form of expression is rectangular first liquid crystal light grid, it is arranged in vertical direction, for when described first electric field generator provides electric field to described first conductive layer, the second conductive layer, become pellucidity, through described first conductive layer through light; When described first electric field generator does not provide electric field to described first conductive layer, the second conductive layer, become opaque state, not through described first conductive layer through light;
Multiple equally spaced and size is identical and the form of expression is rectangular first light-transmitting gap, it is arranged in the spacing between described multiple first liquid crystal light grid, it is arranged in vertical direction, for when described first electric field generator provides electric field to described first conductive layer, the second conductive layer, through described first conductive layer through light; When described first electric field generator does not provide electric field to described first conductive layer, the second conductive layer, through described first conductive layer through light.
3. 3 d display device as claimed in claim 1, it is characterized in that, described second liquid crystal light gate layer, comprising:
Multiple equally spaced and size is identical and the form of expression is rectangular second liquid crystal light grid, it is arranged in horizontal direction, for when described second electric field generator provides electric field to described second conductive layer, the 3rd conductive layer, become pellucidity, through described second conductive layer through light; When described second electric field generator does not provide electric field to described second conductive layer, the 3rd conductive layer, become opaque state, not through described second conductive layer through light;
Multiple equally spaced and size is identical and the form of expression is rectangular second light-transmitting gap, be arranged in the spacing between described multiple second liquid crystal light grid, it is arranged in horizontal direction, for when described second electric field generator provides electric field to described second conductive layer, the 3rd conductive layer, through described second conductive layer through light; When described second electric field generator does not provide electric field to described second conductive layer, the 3rd conductive layer, through described second conductive layer through light.
4. 3 d display device as claimed in claim 2, it is characterized in that, described first liquid crystal light grid, comprising: polymer dispersed PDLC type LCD panel, or to row curve induction phase NCAP type LCD panel, or non-homogeneous macromolecule dispersion NPD-LCD type LCD panel.
5. 3 d display device as claimed in claim 3, it is characterized in that, described second liquid crystal light grid, comprising: polymer dispersed PDLC type LCD panel, or to row curve induction phase NCAP type LCD panel, or non-homogeneous macromolecule dispersion NPD-LCD type LCD panel.
6. 3 d display device as claimed in claim 1, it is characterized in that, described first conductive layer, comprising: plastic sheeting, or tin indium oxide ITO electro-conductive glass;
Described second conductive layer, comprising: plastic sheeting, or tin indium oxide ITO electro-conductive glass;
Described 3rd conductive layer, comprising: plastic sheeting, or tin indium oxide ITO electro-conductive glass.
7. 3 d display device as claimed in claim 2, it is characterized in that, described multiple equally spaced and size is identical and the form of expression be rectangular first liquid crystal light grid width summation with described multiple equally spaced and size is identical and the form of expression be the width summation of rectangular first light-transmitting gap and, with the line width of described display or arrange height equal.
8. 3 d display device as claimed in claim 3, it is characterized in that, described multiple equally spaced and size is identical and the form of expression be rectangular second liquid crystal light grid width summation with described multiple equally spaced and size is identical and the form of expression be the width summation of rectangular second light-transmitting gap and, with the line width of described display or arrange height equal.
9. 3 d display device as claimed in claim 1, it is characterized in that, described first electric field generator, comprising: power supply;
Described second electric field generator, comprising: power supply;
Described display, comprising: TV, or computer, or projector, or navigating instrument, or mobile phone, or camera.
10. the 3 d display device as described in any one of claim 1 to 9, is characterized in that, the electrode relation of described first conductive layer, described second conductive layer, described 3rd conductive layer, comprising:
Described first conductive layer is positive source, described second conductive layer is power cathode, described 3rd conductive layer is positive source; Or described first conductive layer be power cathode, described second conductive layer is positive source, described 3rd conductive layer is power cathode.
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| CN201210049942.XA CN103297795B (en) | 2012-02-29 | 2012-02-29 | Three-dimensional display device |
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| EP0822441A2 (en) * | 1996-08-01 | 1998-02-04 | Sharp Kabushiki Kaisha | Optical device and directional display |
| US6005650A (en) * | 1997-06-30 | 1999-12-21 | Hyundai Electronics Industries, Co., Ltd. | Liquid crystal display |
| CN1764288A (en) * | 2004-10-19 | 2006-04-26 | 三星Sdi株式会社 | Stereoscopic image display device and electronic device with the same |
| CN202565414U (en) * | 2012-02-29 | 2012-11-28 | 深圳市亿思达显示科技有限公司 | Three-dimensional display device |
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| EP0822441A2 (en) * | 1996-08-01 | 1998-02-04 | Sharp Kabushiki Kaisha | Optical device and directional display |
| US6005650A (en) * | 1997-06-30 | 1999-12-21 | Hyundai Electronics Industries, Co., Ltd. | Liquid crystal display |
| CN1764288A (en) * | 2004-10-19 | 2006-04-26 | 三星Sdi株式会社 | Stereoscopic image display device and electronic device with the same |
| CN202565414U (en) * | 2012-02-29 | 2012-11-28 | 深圳市亿思达显示科技有限公司 | Three-dimensional display device |
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