CN102478735A - Stereo display device, and polarized light adjusting device and method - Google Patents
Stereo display device, and polarized light adjusting device and method Download PDFInfo
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- CN102478735A CN102478735A CN2010105691258A CN201010569125A CN102478735A CN 102478735 A CN102478735 A CN 102478735A CN 2010105691258 A CN2010105691258 A CN 2010105691258A CN 201010569125 A CN201010569125 A CN 201010569125A CN 102478735 A CN102478735 A CN 102478735A
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Abstract
The invention provides a stereo display device, and a polarized light adjusting device and method. The polarized light adjusting device is arranged on the display surface of the display device. The polarized light adjusting device comprises two glass substrates and a voltage control device, wherein a common transparent electrode, a first transparent electrode and a second transparent electrode are sandwiched between the two glass substrates; the common transparent electrode is corresponding to the whole display surface of the display device; the first transparent electrode is corresponding to left eye pixels which emit left eye polarized light in the display device; the second transparent electrode is corresponding to right eye pixels which emit right eye polarized light in the display device; a liquid crystal layer is respectively sandwiched between the first transparent electrode and the common transparent electrode and between the second transparent electrode and the common transparent electrode; and the voltage control device is used for transmitting a voltage control signal and controlling the voltage applied to the liquid crystal layer. By additionally arranging the polarized light adjusting device, the invention enhances the applicability of the polarized light spectacles.
Description
Technical field
The present invention relates to a kind of 3 d display device, polarized light adjusting gear and method, belong to the stereo display technique field.
Background technology
3 d display device mainly adopts left-eye view and right-eye view to show the mode of different pictures, the user is felt through right and left eyes obtain depth perception and stereoscopic sensation behind the different picture.Existing 3 d display device in use, the user need wear corresponding polaroid glasses and observe.Polarised light glasses comprises left eye polaroid and right eye polaroid, has mutually orthogonal polarization direction.For example, the polarization angle of left eye polaroid is 45 degree, and the left eye polarized light that carries left-eye view with same polarization direction is passed; The polarization angle of right eye polaroid is 135 degree, and the right eye polarized light that carries right-eye view with same polarization direction is passed.Thereby make user's eyes produce stereoscopic sensation.
At least have following problem in the prior art: the polarization direction of left eye polaroid and right eye polaroid of only stipulating polarised light glasses in the prior art is mutually orthogonal, but does not stipulate the polarization angle that it is concrete.Therefore; When not exclusively mate with the polarization direction that comes from the right and left eyes polarized light of 3 d display device the polarization direction of the right and left eyes polaroid of polarised light glasses; Then can't produce stereoscopic sensation, thereby can't reach best result of use, the choice of therefore having limited polarised light glasses.
Summary of the invention
The present invention provides a kind of 3 d display device, polarized light adjusting gear and method, comes from the polarization direction of the right and left eyes polarized light of display device in order to adjustment, and the polarization direction of the right and left eyes polaroid of itself and polarised light glasses can be mated fully.
One aspect of the present invention provides a kind of polarized light adjusting gear; Be used to be placed on the display surface of display device; Comprising: the layer glass substrate; Wherein be folded with common transparent electrode, first transparency electrode and second transparency electrode, the whole display surface of the corresponding said display device of said common transparent electrode sends the left eye pixel of left eye polarized light in the corresponding said display device of said first transparency electrode; Send the right eye pixel of right eye polarized light in the corresponding said display device of said second transparency electrode, said first transparency electrode and said second transparency electrode are folded with liquid crystal layer respectively and between the said common transparent electrode; Also comprise voltage-operated device, be used to send voltage control signal, control is applied to the voltage on the said liquid crystal layer.
The present invention provides a kind of polarized light method of adjustment of using above-mentioned polarized light adjusting gear to realize on the other hand, comprising:
The input voltage control signal;
According to said voltage control signal, between said first transparency electrode and said common transparent electrode, apply first voltage, between said second transparency electrode and said common transparent electrode, apply second voltage;
The reversing of liquid crystal molecule in the corresponding liquid crystal layer of said first transparency electrode of said first Control of Voltage makes after the polarization direction deflection first adjustment angle of the left eye polarized light that passes said first transparency electrode polarization direction with the left eye polaroid of polarised light glasses be complementary;
The reversing of liquid crystal molecule in the corresponding liquid crystal layer of said second transparency electrode of said second Control of Voltage makes after the polarization direction deflection second adjustment angle of the right eye polarized light that passes said second transparency electrode polarization direction with the right eye polaroid of polarised light glasses be complementary
Another aspect of the invention provides a kind of 3 d display device, comprises display device, and wherein: the display surface of this display device is provided with above-mentioned polarized light adjusting gear.
The present invention is through setting up the polarized light adjusting gear; The polarization direction of the right and left eyes polaroid of polarised light glasses can be mated with the polarization direction that comes from the right and left eyes polarized light of display device fully; This polarized light adjusting gear and the common use of polarised light glasses just can reach best stereo display effect, thereby have improved the applicability of polarised light glasses.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art; To do one to the accompanying drawing of required use in embodiment or the description of the Prior Art below introduces simply; Obviously, the accompanying drawing in describing below is some embodiments of the present invention, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of 3 d display device embodiment according to the invention;
Fig. 2 is the cross sectional view of polarized light adjusting gear 10 shown in Figure 1;
Fig. 3 is a kind of arrangement synoptic diagram of first transparency electrode 13 shown in Figure 2 and second transparency electrode 14;
Fig. 4 is the another kind of arrangement synoptic diagram of first transparency electrode 13 shown in Figure 2 and second transparency electrode 14;
Fig. 5 is the another kind of arrangement synoptic diagram of first transparency electrode 13 shown in Figure 2 and second transparency electrode 14;
Fig. 6 is the process flow diagram of polarized light method of adjustment embodiment according to the invention;
Fig. 7 is for adopting the variation contrast synoptic diagram of method rear polarizer direction shown in Figure 6.
Embodiment
For the purpose, technical scheme and the advantage that make the embodiment of the invention clearer; To combine the accompanying drawing in the embodiment of the invention below; Technical scheme in the embodiment of the invention is carried out clear, intactly description; Obviously, described embodiment is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the present invention's protection.
Fig. 1 is the structural representation of 3 d display device embodiment according to the invention; As shown in the figure; The display surface of said display device 20 is provided with polarized light adjusting gear 10, and Fig. 2 is the cross sectional view of polarized light adjusting gear 10 shown in Figure 1, and is 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 second transparency electrode 14, the whole display surface of said common transparent electrode 12 corresponding said display device 20 sends the left eye pixel of left eye polarized light in said first transparency electrode, the 13 corresponding said display device 20; Send the right eye pixel of right eye polarized light in said second transparency electrode, the 14 corresponding said display device 20; Said first transparency electrode 13 and said second transparency electrode 14 alternatively, are separated through insulation course 15 between said first transparency electrode 13 and said second transparency electrode 14 respectively and be folded with liquid crystal layer 16 between the said common transparent electrode 12 mutually.In addition; Said first transparency electrode 13 also can be positioned at one deck with said second transparency electrode 14; Make the thickness of polarized light adjusting gear 10 thinner, and be easy in same step masking process, form simultaneously said first transparency electrode 13 and said second transparency electrode 14.
In addition, also further comprise voltage-operated device 30 in the said polarized light adjusting gear, be used to send voltage control signal, control is applied to the voltage on the said liquid crystal layer 16.The concrete principle of work of relevant this voltage control signal, can referring to after state the relevant introduction of method embodiment.
Among each figure of present embodiment, left diagonal line hatches is partly represented first transparency electrode 13, and right diagonal line hatches is partly represented second transparency electrode 14.The electrode that belongs to first transparency electrode 13 is connected to each other, so that apply first voltage; Belong to and the electrode of second transparency electrode 14 is connected to each other, so that apply second voltage.Said first transparency electrode 13, said second transparency electrode 14 and said common transparent electrode 12 can be for (Indium Tin Oxide is called for short: the transparency electrode of ITO) processing by indium tin oxide.
Particularly, said first transparency electrode 13 and said second transparency electrode, 14 arrangements can carry out relative set according to left eye pixel in the display device 20 and right eye locations of pixels.Specifically following mode can be arranged:
As shown in Figure 3, first transparency electrode 13 and second transparency electrode 14 be at the strip that is shaped as that is parallel on said glass substrate 11 directions, second transparency electrode, 14 settings spaced in parallel to each other of first transparency electrode 13 of a plurality of strips and a plurality of strips.
As shown in Figure 4; First transparency electrode 13 and second transparency electrode 14 are at the square that is shaped as that is parallel on said glass substrate 11 directions, and first transparency electrode 13 of a plurality of squares and second transparency electrode 14 of a plurality of squares evenly are provided with matrix form at interval.
As shown in Figure 5; First transparency electrode 13 and second transparency electrode 14 be parallel on said glass substrate 11 directions be shaped as L shaped; A first L shaped transparency electrode 13 and second a L shaped transparency electrode 14 are combined to form rectangle, and a plurality of rectangles are with the even distributed and arranged of matrix form.
Below introduce through this and implement the polarized light method of adjustment that said polarized light adjusting gear 10 is realized, as shown in Figure 6, comprise the steps:
Particularly, can send voltage control signal by above-mentioned voltage-operated device 30 is input in the polarized light adjusting gear 10.
Wherein, the size of said first voltage can be adjusted according to the polarization direction of the left eye polarized light that will adjust; The size of the value of second voltage can be adjusted according to the polarization direction of the right eye polarized light that will adjust.
Wherein, The degree of reversing of said liquid crystal molecule is by the size control of first voltage; Make the polarization direction deflection first adjustment angle of the left eye polarized light that passes said first transparency electrode 13 according to the degree of reversing of liquid crystal molecule, thereby be complementary through polarization direction with the left eye polaroid of polarised light glasses.
Step 103; The reversing of liquid crystal molecule in the corresponding liquid crystal layer 16 of said second transparency electrode 14 of said second Control of Voltage makes after the polarization direction deflection second adjustment angle of the right eye polarized light that passes said second transparency electrode 14 polarization direction with the right eye polaroid of polarised light glasses be complementary.
Wherein, The degree of reversing of said liquid crystal molecule is by the size control of second voltage; Make the polarization direction deflection second adjustment angle of the right eye polarized light that passes said second transparency electrode 14 according to the degree of reversing of liquid crystal molecule, thereby be complementary through polarization direction with the right eye polaroid of polarised light glasses.
Fig. 7 is for adopting the variation contrast synoptic diagram of method rear polarizer direction shown in Figure 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 has only a kind of angle, if but the right and left eyes polarized light has different polarization directions also can be suitable for present embodiment equally; After the adjustment through polarized light adjusting gear 10; For example, the left eye polarized light of outgoing has polarization direction 17, and the right eye polarized light has polarization direction 18; The angle of these two polarization directions is different, so that be complementary with the polarization direction of the right eye polaroid of polarised light glasses.Because the left eye polaroid and the right eye polaroid of polarised light glasses have mutually orthogonal polarization direction; Therefore; The absolute value of the difference of said first adjustment angle and the said second adjustment angle will be controlled at 85 and spend between 95 degree, excessively produces the right and left eyes picture crosstalk to avoid adjustment.
Present embodiment is through setting up the polarized light adjusting gear; The polarization direction of the right and left eyes polaroid of polarised light glasses can be mated with the polarization direction that comes from the right and left eyes polarized light of display device fully; This polarized light adjusting gear and the common use of polarised light glasses just can reach best stereo display effect, thereby have improved the applicability of polarised light glasses.
What should explain at last is: above embodiment is only in order to explaining technical scheme of the present invention, but not to its restriction; Although with reference to previous embodiment the present invention has been carried out detailed explanation, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these are revised or replacement, do not make the spirit and the scope of the essence disengaging various embodiments of the present invention technical scheme of relevant art scheme.
Claims (10)
1. polarized light adjusting gear; Be used to be placed on the display surface of display device; It is characterized in that, comprising: the layer glass substrate wherein is folded with common transparent electrode, first transparency electrode and second transparency electrode; The whole display surface of the corresponding said display device of said common transparent electrode; Send the left eye pixel of left eye polarized light in the corresponding said display device of said first transparency electrode, send the right eye pixel of right eye polarized light in the corresponding said display device of said second transparency electrode, said first transparency electrode and said second transparency electrode are folded with liquid crystal layer respectively and between the said common transparent electrode; Also comprise voltage-operated device, be used to send voltage control signal, control is applied to the voltage on the said liquid crystal layer.
2. device according to claim 1; It is characterized in that: said first transparency electrode and said second transparency electrode be at the strip that is shaped as that is parallel on the said glass substrate direction, said second transparency electrode setting spaced in parallel to each other of said first transparency electrode of a plurality of strips and a plurality of strips.
3. device according to claim 1; It is characterized in that: said first transparency electrode and said second transparency electrode are at the square that is shaped as that is parallel on the said glass substrate direction, and said second transparency electrode of said first transparency electrode of a plurality of squares and a plurality of squares evenly is provided with matrix form at interval.
4. device according to claim 1; It is characterized in that: said first transparency electrode and said second transparency electrode be parallel on the said glass substrate direction be shaped as L shaped; L shaped said first transparency electrode and L shaped said second transparency electrode are combined to form rectangle, and a plurality of said rectangles are with the even distributed and arranged of matrix form.
5. according to arbitrary described device in the claim 1～4, it is characterized in that: said first transparency electrode, said second transparency electrode and said common transparent electrode transparency electrode for processing by indium tin oxide.
6. according to arbitrary described device in the claim 1～4, it is characterized in that: separate mutually through insulation course between said first transparency electrode and said second transparency electrode.
7. according to arbitrary described device in the claim 1～4, it is characterized in that: said first transparency electrode and said second transparency electrode are positioned at one deck.
8. one kind is used the polarized light method of adjustment that arbitrary said polarized light adjusting gear is realized in the claim 1～7, it is characterized in that, comprising:
The input voltage control signal;
According to said voltage control signal, between said first transparency electrode and said common transparent electrode, apply first voltage, between said second transparency electrode and said common transparent electrode, apply second voltage;
The reversing of liquid crystal molecule in the corresponding liquid crystal layer of said first transparency electrode of said first Control of Voltage makes after the polarization direction deflection first adjustment angle of the left eye polarized light that passes said first transparency electrode polarization direction with the left eye polaroid of polarised light glasses be complementary;
The reversing of liquid crystal molecule in the corresponding liquid crystal layer of said second transparency electrode of said second Control of Voltage makes after the polarization direction deflection second adjustment angle of the right eye polarized light that passes said second transparency electrode polarization direction with the right eye polaroid of polarised light glasses be complementary.
9. method according to claim 8 is characterized in that: the absolute value of the difference of said first adjustment angle and the said second adjustment angle is spent between 95 degree 85.
10. a 3 d display device comprises display device, it is characterized in that: the display surface of said display device is provided with arbitrary described polarized light adjusting gear in the claim 1～7.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201010569125.8A CN102478735B (en) | 2010-11-26 | 2010-11-26 | 3 d display device, polarized light adjusting gear and method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201010569125.8A CN102478735B (en) | 2010-11-26 | 2010-11-26 | 3 d display device, polarized light adjusting gear and method |
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| CN102478735A true CN102478735A (en) | 2012-05-30 |
| CN102478735B CN102478735B (en) | 2016-04-20 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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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| WO2004081641A1 (en) * | 2003-03-12 | 2004-09-23 | Sophia Inc. | Image display unit and game machine |
| CN1938644A (en) * | 2004-04-03 | 2007-03-28 | 孙犁 | Dual polarizing light filter for 2-d and 3-d display |
| 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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- 2010-11-26 CN CN201010569125.8A patent/CN102478735B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2004081641A1 (en) * | 2003-03-12 | 2004-09-23 | Sophia Inc. | Image display unit and game machine |
| CN1938644A (en) * | 2004-04-03 | 2007-03-28 | 孙犁 | Dual polarizing light filter for 2-d and 3-d display |
| 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 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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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| CN102478735B (en) | 2016-04-20 |
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