CN102478735B - 3 d display device, polarized light adjusting gear and method - Google Patents
3 d display device, polarized light adjusting gear and method Download PDFInfo
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- CN102478735B CN102478735B CN201010569125.8A CN201010569125A CN102478735B CN 102478735 B CN102478735 B CN 102478735B CN 201010569125 A CN201010569125 A CN 201010569125A CN 102478735 B CN102478735 B CN 102478735B
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Abstract
The invention provides a kind of 3 d display device, polarized light adjusting gear and method, for being placed on the display surface of display device, comprising: layer glass substrate, wherein be folded with common transparent electrode, first transparency electrode and the second transparency electrode, the whole display surface of the corresponding described display device of described common transparent electrode, the left eye pixel of left eye polarized light is sent in the corresponding described display device of described first transparency electrode, the right-eye pixel of right eye polarized light is sent in the corresponding described display device of described second transparency electrode, described first transparency electrode and described second transparency electrode are folded with liquid crystal layer respectively and between described common transparent electrode, also comprising voltage-operated device, for sending voltage control signal, controlling the voltage be applied on described liquid crystal layer.The present invention, by setting up polarized light adjusting gear, improves the applicability of polarised light glasses.
Description
Technical field
The present invention relates to a kind of 3 d display device, polarized light adjusting gear and method, belong to stereo display technique field.
Background technology
3 d display device mainly adopts the mode of left-eye view and right-eye view display different pictures, user is felt by right and left eyes and obtains depth perception and stereoscopic sensation after different picture.In use, user needs to wear corresponding polaroid glasses and observes existing 3 d display device.Polarised light glasses comprises left eye polaroid and right eye polaroid, has mutually orthogonal polarization direction.Such as, the polarization angle of left eye polaroid is 45 degree, and the left eye polarized light carrying left-eye view with same polarization direction can be made to pass; The polarization angle of right eye polaroid is 135 degree, and the right eye polarized light carrying right-eye view with same polarization direction can be made to pass.Thus make the eyes of user produce stereoscopic sensation.
In prior art, at least there are the following problems: only specify in prior art that the polarization direction of the left eye polaroid of polarised light glasses and right eye polaroid is mutually orthogonal, but do not specify its concrete polarization angle.Therefore, when the polarization direction of the right and left eyes polaroid of polarised light glasses is with when coming from the polarization direction Incomplete matching of right and left eyes polarized light of 3 d display device, then cannot produce stereoscopic sensation, thus best result of use cannot be reached, because which limit the choice of polarised light glasses.
Summary of the invention
The invention provides a kind of 3 d display device, polarized light adjusting gear and method, come from the polarization direction of the right and left eyes polarized light of display device in order to adjustment, enable it mate completely with the polarization direction of the right and left eyes polaroid of polarised light glasses.
One aspect of the present invention provides a kind of polarized light adjusting gear, for being placed on the display surface of display device, comprising: layer glass substrate, wherein be folded with common transparent electrode, first transparency electrode and the second transparency electrode, the whole display surface of the corresponding described display device of described common transparent electrode, the left eye pixel of left eye polarized light is sent in the corresponding described display device of described first transparency electrode, the right-eye pixel of right eye polarized light is sent in the corresponding described display device of described second transparency electrode, described first transparency electrode and described second transparency electrode are folded with liquid crystal layer respectively and between described common transparent electrode, also comprising voltage-operated device, for sending voltage control signal, controlling the voltage be applied on described liquid crystal layer.
The present invention provides a kind of polarized light method of adjustment using above-mentioned polarized light adjusting gear to realize on the other hand, comprising:
Input voltage control signal;
According to described voltage control signal, between described first transparency electrode and described common transparent electrode, apply the first voltage, between described second transparency electrode and described common transparent electrode, apply the second voltage;
The torsion of liquid crystal molecule in the liquid crystal layer that described in described first Control of Voltage, the first transparency electrode is corresponding, matches with the polarization direction of the left eye polaroid of polarised light glasses after making the polarization direction deflection first adjustment angle through the left eye polarized light of described first transparency electrode;
The torsion of liquid crystal molecule in the liquid crystal layer that described in described second Control of Voltage, the second transparency electrode is corresponding, matches with the polarization direction of the right eye polaroid of polarised light glasses after making the polarization direction deflection second adjustment angle through the right eye polarized light of described second transparency electrode;
Another aspect of the invention provides a kind of 3 d display device, comprises display device, wherein: on the display surface of this display device, be provided with above-mentioned polarized light adjusting gear.
The present invention is by setting up polarized light adjusting gear, the polarization direction enabling the right and left eyes polaroid of polarised light glasses is mated completely with the polarization direction of the right and left eyes polarized light coming from display device, this polarized light adjusting gear and polarised light glasses jointly use and just can reach best stereo display effect, thus improve the applicability of polarised light glasses.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of 3 d display device embodiment of the present invention;
Fig. 2 is the cross sectional view of the adjusting gear of polarized light shown in Fig. 1 10;
Fig. 3 is a kind of arrangement schematic diagram of the first transparency electrode 13 and the second transparency electrode 14 shown in Fig. 2;
Fig. 4 is the another kind of arrangement schematic diagram of the first transparency electrode 13 and the second transparency electrode 14 shown in Fig. 2;
Fig. 5 is the another kind of arrangement schematic diagram of the first transparency electrode 13 and the second transparency electrode 14 shown in Fig. 2;
Fig. 6 is the process flow diagram of polarized light method of adjustment embodiment of the present invention;
Fig. 7 is for adopting the change contrast schematic diagram in method rear polarizer direction shown in Fig. 6.
Embodiment
For making the object of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Fig. 1 is the structural representation of 3 d display device embodiment of the present invention, as shown in the figure, the display surface of described display device 20 is provided with polarized light adjusting gear 10, Fig. 2 is the cross sectional view of the adjusting gear of polarized light shown in Fig. 1 10, as shown in the figure, this polarized light adjusting gear 10 comprises: layer glass substrate 11, wherein be folded with common transparent electrode 12, first transparency electrode 13 and the second transparency electrode 14, the whole display surface of the corresponding described display device 20 of described common transparent electrode 12, the left eye pixel of left eye polarized light is sent in the corresponding described display device 20 of described first transparency electrode 13, the right-eye pixel of right eye polarized light is sent in the corresponding described display device 20 of described second transparency electrode 14, described first transparency electrode 13 and described second transparency electrode 14 are folded with liquid crystal layer 16 respectively and between described common transparent electrode 12, alternatively, separated by insulation course 15 phase between described first transparency electrode 13 with described second transparency electrode 14.In addition, described first transparency electrode 13 also can be positioned at same layer with described second transparency electrode 14, make the thickness of polarized light adjusting gear 10 thinner, and be easy in same step masking process, form described first transparency electrode 13 and described second transparency electrode 14 simultaneously.
In addition, in described polarized light adjusting gear, also comprising voltage-operated device 30 further, for sending voltage control signal, controlling the voltage be applied on described liquid crystal layer 16.About the specific works principle of this voltage control signal, can see the related introduction of aftermentioned embodiment of the method.
In each figure of the present embodiment, left diagonal line hatches part represents the first transparency electrode 13, and right diagonal line hatches part represents the second transparency electrode 14.The electrode belonging to the first transparency electrode 13 is connected to each other, so that apply the first voltage; To belong to and the electrode of the second transparency electrode 14 is connected to each other, so that apply the second voltage.Described first transparency electrode 13, described second transparency electrode 14 and described common transparent electrode 12 can be that (IndiumTinOxide is called for short: transparency electrode ITO) made by indium tin oxide.
Particularly, described first transparency electrode 13 and described second transparency electrode 14 arrangement can carry out relative set according to the position of left eye pixel and right-eye pixel in display device 20.Specifically can just like under type:
As shown in Figure 3, the first transparency electrode 13 and the second transparency electrode 14 are strip being parallel to the shape on described glass substrate 11 direction, the first transparency electrode 13 of multiple strip and the second transparency electrode 14 setting spaced in parallel to each other of multiple strip.
As shown in Figure 4, first transparency electrode 13 and the second transparency electrode 14 are square being parallel to the shape on described glass substrate 11 direction, and the first transparency electrode 13 of multiple square and the second transparency electrode 14 of multiple square in the matrix form uniform intervals are arranged.
As shown in Figure 5, first transparency electrode 13 and the second transparency electrode 14 are L shape being parallel to the shape on described glass substrate 11 direction, first transparency electrode 13 of a L shape and the second transparency electrode 14 of a L shape are combined to form rectangle, and multiple rectangle is uniformly distributed setting in the matrix form.
Below introduce the polarized light method of adjustment being implemented the realization of described polarized light adjusting gear 10 by this, as shown in Figure 6, comprise the steps:
Step 100, input voltage control signal.
Particularly, voltage control signal can be sent by above-mentioned voltage-operated device 30 to be input in polarized light adjusting gear 10.
Step 101, according to described voltage control signal, applies the first voltage, between described second transparency electrode 14 and described common transparent electrode 12, applies the second voltage between described first transparency electrode 13 and described common transparent electrode 12.
Wherein, the size of described first voltage can adjust according to the polarization direction of the left eye polarized light that will adjust; The size of the value of the second voltage can adjust according to the polarization direction of the right eye polarized light that will adjust.
Step 102, the torsion of liquid crystal molecule in the liquid crystal layer 16 of the first transparency electrode 13 correspondence described in described first Control of Voltage, matches with the polarization direction of the left eye polaroid of polarised light glasses after making the polarization direction deflection first adjustment angle through the left eye polarized light of described first transparency electrode 13.
Wherein, the torsion degree of described liquid crystal molecule is controlled by the size of the first voltage, make the polarization direction deflection first adjustment angle through the left eye polarized light of described first transparency electrode 13 according to the torsion degree of liquid crystal molecule, thus matched by the polarization direction of the left eye polaroid with polarised light glasses.
Step 103, the torsion of liquid crystal molecule in the liquid crystal layer 16 of the second transparency electrode 14 correspondence described in described second Control of Voltage, matches with the polarization direction of the right eye polaroid of polarised light glasses after making the polarization direction deflection second adjustment angle through the right eye polarized light of described second transparency electrode 14.
Wherein, the torsion degree of described liquid crystal molecule is controlled by the size of the second voltage, make the polarization direction deflection second adjustment angle through the right eye polarized light of described second transparency electrode 14 according to the torsion degree of liquid crystal molecule, thus matched by the polarization direction of the right eye polaroid with polarised light glasses.
Fig. 7 is for adopting the change contrast schematic diagram in method rear polarizer direction shown in Fig. 6, as shown in the figure, the right and left eyes polarized light of display device 20 outgoing has polarization direction 21, usually, this polarization direction 21 only has a kind of angle, if but right and left eyes polarized light has different polarization directions also can be suitable for the present embodiment equally; After the adjustment of polarized light adjusting gear 10, such as, the left eye polarized light of outgoing has polarization direction 17, and right eye polarized light has polarization direction 18, the angle of these two polarization directions is different, to match with the polarization direction of the right eye polaroid of polarised light glasses.Because the left eye polaroid of polarised light glasses and right eye polaroid have mutually orthogonal polarization direction, therefore, the absolute value that described first adjustment angle and described second adjusts the difference of angle will control between 85 degree to 95 degree, excessively produces right and left eyes picture crosstalk to avoid adjustment.
The present embodiment is by setting up polarized light adjusting gear, the polarization direction enabling the right and left eyes polaroid of polarised light glasses is mated completely with the polarization direction of the right and left eyes polarized light coming from display device, this polarized light adjusting gear and polarised light glasses jointly use and just can reach best stereo display effect, thus improve the applicability of polarised light glasses.
Last it is noted that above embodiment is only in order to illustrate technical scheme of the present invention, be not intended to limit; Although with reference to previous embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (10)
1. a polarized light adjusting gear, for being placed on the display surface of display device, it is characterized in that, comprise: layer glass substrate, wherein be folded with common transparent electrode, first transparency electrode and the second transparency electrode, the whole display surface of the corresponding described display device of described common transparent electrode, the left eye pixel of left eye polarized light is sent in the corresponding described display device of described first transparency electrode, the right-eye pixel of right eye polarized light is sent in the corresponding described display device of described second transparency electrode, described first transparency electrode and described second transparency electrode are folded with liquid crystal layer respectively and between described common transparent electrode, also comprising voltage-operated device, for sending voltage control signal, controlling the voltage be applied on described liquid crystal layer, the first voltage is applied between described first transparency electrode and described common transparent electrode, the size of described first voltage adjusts according to the polarization direction of the left eye polarized light that will adjust, and matches after making the polarization direction deflection first adjustment angle through the left eye polarized light of described first transparency electrode with the polarization direction of the left eye polaroid of polarised light glasses, the second voltage is applied between described second transparency electrode and described common transparent electrode, the size of described second voltage adjusts according to the polarization direction of the right eye polarized light that will adjust, and matches after making the polarization direction deflection second adjustment angle through the right eye polarized light of described second transparency electrode with the polarization direction of the right eye polaroid of polarised light glasses.
2. device according to claim 1, it is characterized in that: described first transparency electrode and described second transparency electrode are strip being parallel to the shape on described glass substrate direction, described first transparency electrode of multiple strip and the described second transparency electrode setting spaced in parallel to each other of multiple strip.
3. device according to claim 1, it is characterized in that: described first transparency electrode and described second transparency electrode are square being parallel to the shape on described glass substrate direction, described first transparency electrode of multiple square and described second transparency electrode of multiple square in the matrix form uniform intervals are arranged.
4. device according to claim 1, it is characterized in that: described first transparency electrode and described second transparency electrode are L shape being parallel to the shape on described glass substrate direction, described first transparency electrode of a L shape and described second transparency electrode of a L shape are combined to form rectangle, and multiple described rectangle is uniformly distributed setting in the matrix form.
5., according to described device arbitrary in Claims 1 to 4, it is characterized in that: described first transparency electrode, described second transparency electrode and described common transparent electrode are the transparency electrode be made up of indium tin oxide.
6., according to described device arbitrary in Claims 1 to 4, it is characterized in that: separated mutually by insulation course between described first transparency electrode with described second transparency electrode.
7., according to described device arbitrary in Claims 1 to 4, it is characterized in that: described first transparency electrode and described second transparency electrode are positioned at same layer.
8. use the polarized light method of adjustment that in claim 1 ~ 7, arbitrary described polarized light adjusting gear realizes, it is characterized in that, comprising:
Input voltage control signal;
According to described voltage control signal, between described first transparency electrode and described common transparent electrode, apply the first voltage, between described second transparency electrode and described common transparent electrode, apply the second voltage;
The torsion of liquid crystal molecule in the liquid crystal layer that described in described first Control of Voltage, the first transparency electrode is corresponding, matches with the polarization direction of the left eye polaroid of polarised light glasses after making the polarization direction deflection first adjustment angle through the left eye polarized light of described first transparency electrode;
The torsion of liquid crystal molecule in the liquid crystal layer that described in described second Control of Voltage, the second transparency electrode is corresponding, matches with the polarization direction of the right eye polaroid of polarised light glasses after making the polarization direction deflection second adjustment angle through the right eye polarized light of described second transparency electrode.
9. method according to claim 8, is characterized in that: described first adjustment angle and described second adjusts the absolute value of the difference of angle between 85 degree to 95 degree.
10. a 3 d display device, comprises display device, it is characterized in that: the display surface of described display device is provided with arbitrary described polarized light adjusting gear in claim 1 ~ 7.
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| CN103926751A (en) * | 2013-01-14 | 2014-07-16 | 瀚宇彩晶股份有限公司 | Stereo display device and display method thereof |
| CN116107110A (en) * | 2022-12-22 | 2023-05-12 | 成都瑞波科材料科技有限公司 | Polarizing device and display apparatus |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1975510A (en) * | 2005-11-30 | 2007-06-06 | 三星Sdi株式会社 | Three-dimensional display device |
| CN101359099A (en) * | 2008-09-23 | 2009-02-04 | 友达光电股份有限公司 | Solid display, manufacturing method thereof and control method |
| CN101408679A (en) * | 2008-11-14 | 2009-04-15 | 友达光电股份有限公司 | Stereo display device and stereo picture display method |
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| JP3944458B2 (en) * | 2003-03-12 | 2007-07-11 | 株式会社ソフィア | Image display device and game machine |
| CN100495187C (en) * | 2004-04-03 | 2009-06-03 | 孙犁 | Dual polarizing light filter for 2-D and 3-D display |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1975510A (en) * | 2005-11-30 | 2007-06-06 | 三星Sdi株式会社 | Three-dimensional display device |
| CN101359099A (en) * | 2008-09-23 | 2009-02-04 | 友达光电股份有限公司 | Solid display, manufacturing method thereof and control method |
| CN101408679A (en) * | 2008-11-14 | 2009-04-15 | 友达光电股份有限公司 | Stereo display device and stereo picture display method |
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