CN102681266A - Twisted nematic (TN) box, method for switching between two-dimensional display mode and double-viewing angle display mode and display - Google Patents
Twisted nematic (TN) box, method for switching between two-dimensional display mode and double-viewing angle display mode and display Download PDFInfo
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- CN102681266A CN102681266A CN201110156076XA CN201110156076A CN102681266A CN 102681266 A CN102681266 A CN 102681266A CN 201110156076X A CN201110156076X A CN 201110156076XA CN 201110156076 A CN201110156076 A CN 201110156076A CN 102681266 A CN102681266 A CN 102681266A
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- double vision
- vision angle
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- 238000000034 method Methods 0.000 title claims abstract description 11
- 239000000758 substrate Substances 0.000 claims abstract description 20
- 239000011521 glass Substances 0.000 claims abstract description 17
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 5
- 208000003164 Diplopia Diseases 0.000 claims description 33
- 208000029444 double vision Diseases 0.000 claims description 33
- 239000004973 liquid crystal related substance Substances 0.000 claims description 9
- 235000012239 silicon dioxide Nutrition 0.000 claims description 4
- 238000010276 construction Methods 0.000 claims description 3
- 239000012528 membrane Substances 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 239000000969 carrier Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The invention relates to the technical field of double-viewing angle display and discloses a TN box, a method for switching between a two-dimensional display mode and a double-viewing angle display mode and a corresponding display. The TN box comprises sequentially an upper substrate and a lower substrate from top to bottom, the upper substrate comprises sequentially a polaroid, an upper glass plate, an upper transparent electrode, a silica layer and an upper alignment film, and the transparent electrode is in a raster structure. The special TN box is added in front of a display unit, so that switching between the two-dimensional display mode and the double-viewing angle display mode is achieved and the resolution ratio is not weakened during two-dimensional display.
Description
Technical field
The present invention relates to display technique field, double vision angle, changing method and display between particularly a kind of TN box, 2D display mode and double vision angle display mode.
Background technology
Double vision angle (being also referred to as the double vision picture) demonstration is meant in different angles and shows different images, that is to say that the user can see different images from the different angles of display screen, is mainly used on the automobile-used display.For instance; Through double vision angle display; Can make the passenger at different seats in the car see different images respectively, need display separately be provided like this, therefore can save the cost of display setting and reduce taking of interior space every passenger through same display.
As shown in Figure 1; The structure of a kind of double vision angle LCD is: comprise first substrate 11, liquid crystal layer 12, pixel layer 13, second substrate 14, patterned shielding 15 and transparency carrier 16, wherein patterned shielding 15 comprises opaque shielding layer pattern 151,152,153 and 154.The structure difference of this structure and non-double vision angle liquid crystal panel is that mainly double vision angle LCD is through the display effect that is used for producing the double vision angle of patterned shielding 15.
Summary of the invention
The technical matters that (one) will solve
The technical matters that the present invention will solve is: how to realize the switching between 2D display mode and double vision angle display mode.
(2) summary of the invention
In order to solve the problems of the technologies described above; The invention provides a kind of TN box; Comprise successively from top to bottom: upper substrate and infrabasal plate; Said upper substrate comprises from top to bottom successively: polaroid, upper glass plates, last transparency electrode, silicon dioxide layer and last alignment films, said upward transparency electrode is an optical grating construction.
Wherein, said infrabasal plate comprises from top to bottom successively: following alignment films, following transparency electrode, lower glass plate.
Wherein, the thickness of said upper glass plates and lower glass plate is respectively 0.04-0.2mm.
Wherein, said going up between alignment films and the following alignment films is provided with liquid crystal.
The present invention also provides a kind of 2D display mode and double vision angle display mode method for switching between, may further comprise the steps:
S1, design double vision angle display parameter;
S2, make described TN box according to said double vision angle display parameter;
S3, with the TN box with show that module carries out contraposition according to design parameter and fits, external power supply is controlled the switching between 2D display mode and double vision angle display mode then.
Wherein, said double vision angle display parameter are grating parameter, comprise the spacing of pitch, grating opening, CF and grating.
Wherein, among the step S3, TN box and the display unit that shows module are carried out contraposition fit.
The present invention also provides the display that switches between a kind of 2D display mode and double vision angle display mode, comprises described TN box, and the demonstration module of fitting with said TN box contraposition.
Wherein, said display module is the liquid crystal display module.
(3) beneficial effect
The present invention can produce following beneficial effect: the present invention has realized the switching between 2D display mode and double vision angle display mode through add a special TN box in display unit (being sub-pix) front, and 2D does not sacrifice resolution when showing.
Description of drawings
Fig. 1 is the structural representation of existing a kind of double vision angle LCD;
Fig. 2 is the structural representation of TN box of the present invention;
Fig. 3 is an employed double vision grating design drawing in the method for the present invention;
Fig. 4 is the upper substrate front elevation;
Fig. 5 is upper substrate (inverted) sectional view;
Fig. 6 is the infrabasal plate front elevation;
Fig. 7 is the infrabasal plate sectional view;
Fig. 8 has been to use the 2D/ double vision angle switching display structural drawing of this TN box.
Wherein, 11 first substrates; 12 liquid crystal layers; 13 pixel layers; 14 second substrates; 15 patterned shielding; 16 transparency carriers; 151～154 shielding layer patterns; 21 polaroids; 22 upper glass plates; Transparency electrode on 23; 24 silicon dioxide layers; Alignment films on 25; The 26ITO lead-in wire; 31 times alignment films; 32 times transparency electrodes; 33 lower glass plate; 34 infrabasal plate ITO laterally go between; 35 infrabasal plate ITO vertically go between; 36 upper substrate ITO lead-in wire; 301 gratings; 302 color membrane substrates; 303 black matrixes; 304 sub-pixs; The 41TN box; 42 display modules.
Embodiment
Below in conjunction with accompanying drawing and embodiment, specific embodiments of the invention describes in further detail.Following examples are used to explain the present invention, but are not used for limiting scope of the present invention.
Embodiment one
The invention provides a kind of TN (Twisted Nematic, twisted-nematic) box, like Fig. 2, Fig. 4～shown in Figure 7, comprise successively from top to bottom: upper substrate and infrabasal plate.
Wherein, said upper substrate comprises from top to bottom successively: polaroid 21, upper glass plates 22, last transparency electrode 23, silicon dioxide layer 24 and last alignment films 25.Also be provided with ITO lead-in wire 26 on the upper glass plates 22.
Wherein, said infrabasal plate comprises from top to bottom successively: following alignment films 31, transparency electrode 32, lower glass plate 33 down also are provided with laterally vertically lead-in wire 35 and upper substrate ITO lead-in wire 36 of lead-in wire 34, infrabasal plate ITO of infrabasal plate ITO on the lower glass plate 33.The last transparency electrode of traditional T N box is whole sputter, and upward transparency electrode of the present invention is an optical grating construction; The upper and lower sheet thickness of tradition TN box is respectively 0.5-0.8mm; And the said upper glass plates of TN box of the present invention, the thickness of lower glass plate are respectively 0.04-0.2mm.
Wherein, said going up between alignment films 25 and the following alignment films 31 is provided with liquid crystal.
Embodiment two
The present invention also provides a kind of 2D display mode of above-mentioned TN box realization and changing method between the display mode of double vision angle of utilizing, and may further comprise the steps:
S1, through guarantee among Fig. 3 that α is maximum, β and the minimum mode of γ, design double vision angle display parameter; α wherein
1, α
2, β
1, β
2Be the single-view visual angle, it is big more, and viewing angle is big more; β
1, β
2, γ
1, γ
2Be the visual angle of another view, for guaranteeing α
1, α
2Maximum, β
1, β
2, γ
1, γ
2More little good more.
M is that medium refraction index, h are that spacing, the p of grating 301 and color membrane substrates (CF) 302 is the width of sub-pix 304 for width, the n of black matrix 303.
S2, make described TN box according to said double vision angle display parameter;
S3, TN box and display module are carried out contraposition according to design parameter fit, obtain display shown in Figure 8, external power supply is controlled the switching between 2D display mode and double vision angle display mode then.Said design parameter is the spacing h of CF and grating, the center line of grating central opening size and the center contraposition requirement of CF.
Said double vision angle display parameter are grating parameter, comprise pitch, opening and placement distance.
Among the step S3, the display unit of TN box and liquid crystal display module is carried out contraposition fit.
Embodiment three
The present invention also provides a kind of 2D/ double vision angle switching display that has used this TN box, TN box 41 and display module 42 is carried out contraposition according to design parameter fit and form, and is as shown in Figure 8.
Above embodiment only is used to explain the present invention; And be not limitation of the present invention; The those of ordinary skill in relevant technologies field under the situation that does not break away from the spirit and scope of the present invention, can also be made various variations and modification; Therefore all technical schemes that are equal to also belong to category of the present invention, and scope of patent protection of the present invention should be defined by the claims.
Claims (9)
1. TN box; It is characterized in that; Comprise successively from top to bottom: upper substrate and infrabasal plate, said upper substrate comprises from top to bottom successively: polaroid, upper glass plates, last transparency electrode, silicon dioxide layer and last alignment films, said upward transparency electrode is an optical grating construction.
2. TN box as claimed in claim 1 is characterized in that, said infrabasal plate comprises from top to bottom successively: following alignment films, following transparency electrode, lower glass plate.
3. TN box as claimed in claim 2 is characterized in that the thickness of said upper glass plates and lower glass plate is respectively 0.04-0.2mm.
4. TN box as claimed in claim 2 is characterized in that, said going up between alignment films and the following alignment films is provided with liquid crystal.
5. 2D display mode and double vision angle display mode method for switching between is characterized in that, may further comprise the steps:
S1, design double vision angle display parameter;
S2, make each described TN box in the claim 1～4 according to said double vision angle display parameter;
S3, with the TN box with show that module carries out contraposition according to design parameter and fits, external power supply is controlled the switching between 2D display mode and double vision angle display mode then.
6. method as claimed in claim 5 is characterized in that, said double vision angle display parameter are grating parameter, comprise the spacing of pitch, grating opening, color membrane substrates and grating.
7. method as claimed in claim 5 is characterized in that, among the step S3, TN box and the display unit that shows module is carried out contraposition fit.
8. the display that switches between 2D display mode and double vision angle display mode is characterized in that, comprises each described TN box in the claim 1～4, and the demonstration module of fitting with said TN box contraposition.
9. display as claimed in claim 8 is characterized in that, said display module is the liquid crystal display module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110156076.XA CN102681266B (en) | 2011-06-10 | 2011-06-10 | Twisted nematic (TN) box, method for switching between two-dimensional display mode and double-viewing angle display mode and display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110156076.XA CN102681266B (en) | 2011-06-10 | 2011-06-10 | Twisted nematic (TN) box, method for switching between two-dimensional display mode and double-viewing angle display mode and display |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102681266A true CN102681266A (en) | 2012-09-19 |
| CN102681266B CN102681266B (en) | 2015-07-22 |
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| CN201110156076.XA Expired - Fee Related CN102681266B (en) | 2011-06-10 | 2011-06-10 | Twisted nematic (TN) box, method for switching between two-dimensional display mode and double-viewing angle display mode and display |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006276371A (en) * | 2005-03-29 | 2006-10-12 | Sanyo Epson Imaging Devices Corp | Liquid crystal double information display device |
| CN1987983A (en) * | 2005-12-23 | 2007-06-27 | Lg.菲利浦Lcd株式会社 | Liquid crystal display device and driving method thereof |
| US20070222775A1 (en) * | 2006-03-27 | 2007-09-27 | Epson Imaging Devices Corporation | Display device |
| CN201087972Y (en) * | 2007-08-08 | 2008-07-16 | 深圳市宇顺电子股份有限公司 | Static eliminating device of rubbing machine |
| CN201097041Y (en) * | 2007-08-17 | 2008-08-06 | 比亚迪股份有限公司 | Liquid crystal display device |
| CN101576680A (en) * | 2008-05-08 | 2009-11-11 | 奇美电子股份有限公司 | Liquid crystal display device and assembly method thereof |
-
2011
- 2011-06-10 CN CN201110156076.XA patent/CN102681266B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006276371A (en) * | 2005-03-29 | 2006-10-12 | Sanyo Epson Imaging Devices Corp | Liquid crystal double information display device |
| CN1987983A (en) * | 2005-12-23 | 2007-06-27 | Lg.菲利浦Lcd株式会社 | Liquid crystal display device and driving method thereof |
| US20070222775A1 (en) * | 2006-03-27 | 2007-09-27 | Epson Imaging Devices Corporation | Display device |
| CN201087972Y (en) * | 2007-08-08 | 2008-07-16 | 深圳市宇顺电子股份有限公司 | Static eliminating device of rubbing machine |
| CN201097041Y (en) * | 2007-08-17 | 2008-08-06 | 比亚迪股份有限公司 | Liquid crystal display device |
| CN101576680A (en) * | 2008-05-08 | 2009-11-11 | 奇美电子股份有限公司 | Liquid crystal display device and assembly method thereof |
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| CN102681266B (en) | 2015-07-22 |
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Granted publication date: 20150722 |