CN102096222A - Switchable liquid crystal display screen raster - Google Patents
Switchable liquid crystal display screen raster Download PDFInfo
- Publication number
- CN102096222A CN102096222A CN2009102591166A CN200910259116A CN102096222A CN 102096222 A CN102096222 A CN 102096222A CN 2009102591166 A CN2009102591166 A CN 2009102591166A CN 200910259116 A CN200910259116 A CN 200910259116A CN 102096222 A CN102096222 A CN 102096222A
- Authority
- CN
- China
- Prior art keywords
- liquid crystal
- grating
- grating pattern
- transparency carrier
- conductive layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Liquid Crystal (AREA)
Abstract
The invention relates to a switchable liquid crystal display screen raster, comprising a first transparent substrate, a second transparent substrate and a liquid crystal layer arranged between the first transparent substrate and the second transparent substrate. At least three conductive layers are arranged on the first transparent substrate and the second transparent substrate, wherein at least two of the at least three conductive layers are provided with raster patterns.
Description
Technical field
The present invention is about being used for the screen grating, especially the switchable liquid crystal screen grating of using about two-dimensional/three-dimensional (2D/3D) display.
Background technology
Bore hole formula 3D display (glasses-free 3D display) is known.(parallax barrier) is arranged in the display with the screen grating, makes the beholder can see stereopsis (stereoscopic images).
For display can be switched between 2D pattern and 3D pattern, so the demand of changeable screen grating is arranged.For example United States Patent (USP) discloses a kind of 2D/3D display No. 6157424, comprises imaging with display panels and the 2nd display panels.Under the 2D pattern, the 2nd display panels is transparent.Under the 3D pattern, the 2nd display panels shows many opaque blackstreaks (being grating pattern).By the setting of the 2nd display panels, display can switch between 2D pattern and 3D pattern.
Summary of the invention
The object of the present invention is to provide a kind of switchable liquid crystal screen grating, the liquid crystal screen grating of this switching will be installed in the display, make display to switch between 2D pattern and 3D pattern.
Another object of the present invention is to provide a kind of switchable liquid crystal screen grating, it can show the grating pattern that is fit to according to the orientation that is provided with of the viewing angle of the distance to display, beholder from the beholder or display, so that best display effect to be provided.
Above-mentioned and other purpose realizes by switchable liquid crystal screen grating according to the present invention.Switchable liquid crystal screen grating according to the present invention comprises: the 1st transparency carrier, and it is provided with the 1st conductive layer and the 2nd conductive layer that is electrically insulated from each other; The 2nd transparency carrier, it is provided with the 3rd conductive layer and the 4th conductive layer that is electrically insulated from each other; And be disposed at liquid crystal layer between the 1st transparency carrier and the 2nd transparency carrier; Wherein adjacent with this liquid crystal layer in the 1st conductive layer and the 2nd conductive layer have the 1st grating pattern, and adjacently with this liquid crystal layer in the 3rd conductive layer and the 4th conductive layer have the 2nd grating pattern.The the 1st and the 2nd grating pattern has a plurality of banded openings.
According to another embodiment of the present invention, switchable liquid crystal screen grating comprises: the 1st transparency carrier, and it is provided with the 1st conductive layer and the 2nd conductive layer that is electrically insulated from each other; The 2nd transparency carrier, it is provided with the 3rd conductive layer; And be disposed at liquid crystal layer between the 1st transparency carrier and the 2nd transparency carrier; Wherein the 1st conductive layer has the 1st grating pattern, and the 2nd conductive layer has the 2nd grating pattern.The 1st grating pattern and the 2nd grating pattern have a plurality of banded openings.
The ordinary technical staff in the technical field of the invention after reading this manual, it will be appreciated that other purpose and advantage of the present invention.
Description of drawings
Fig. 1 is the three-dimensional exploded view of the switchable liquid crystal screen grating of the 1st embodiment according to the present invention;
Fig. 2 A shows the 1st grating pattern, and its banded opening extends in the 1st direction;
Fig. 2 B shows the 2nd grating pattern, and its banded opening extends in the 2nd direction;
Fig. 3 A shows the 1st grating pattern;
Fig. 3 B shows the 2nd grating pattern, and its opening covers the opening that ratio is different from the 1st grating pattern and covers ratio; And
Fig. 4 is the three-dimensional exploded view of the switchable liquid crystal screen grating of the 2nd embodiment according to the present invention.
Embodiment
Hereinafter with reference to description of drawings according to preferred embodiment of the present invention.Although accompanying drawing and preferred embodiment show many details of the present invention, the details shown in the present invention is not limited to.Accompanying drawing only for the usefulness of explanation, is not drawn to scale.
Fig. 1 shows the three-dimensional exploded view of the switchable liquid crystal screen grating of the 1st embodiment according to the present invention.Switchable liquid crystal screen grating integral body indicates with element numbers 1.
Switchable liquid crystal screen grating 1 comprise the 1st transparency carrier the 10, the 2nd transparency carrier 20 and be disposed at the 1st transparency carrier 10 and the 2nd transparency carrier 20 between liquid crystal layer 30.
The 1st transparency carrier 10 and the 2nd transparency carrier 20 are for made with in glass, polyethylene terephthalate (PET), the poly-thermoplastic resin (calling the ARTON thermoplastic resin in the following text) of producing and peddling with trade (brand) name ARTON to (ethylene naphthalate) (PEN), polycarbonate (PC), polyethersulfone (PES), polymethylmethacrylate (PMMA), polyimide (PI) and by JSR company any.
The 1st transparency carrier 10 has relative the 1st surface (upper surface) and the 2nd surface (lower surface).The 1st surface of the 1st transparency carrier 10 is provided with the 1st Polarizer 18.The 2nd surface of the 1st transparency carrier 10 is provided with the 1st conductive layer 12 and the 2nd conductive layer 16.The 1st conductive layer 12 and the 2nd conductive layer 16 separate with the 1st insulation course 14.
The 2nd transparency carrier 20 has relative the 1st surface (upper surface) and the 2nd surface (lower surface).The 1st surface of the 2nd transparency carrier 20 is provided with the 3rd conductive layer 22 and the 4th conductive layer 26.The 3rd conductive layer 22 and the 4th conductive layer 26 separate with the 2nd insulation course 24.The 2nd surface of the 2nd transparency carrier 20 is provided with the 2nd Polarizer 28.
The 1st conductive layer the 12, the 2nd conductive layer the 16, the 3rd conductive layer 22 and the 4th conductive layer 26 are formed with transparent metal oxide, for example tin indium oxide.
In this example, the 2nd conductive layer 16 is with liquid crystal layer 30 adjacent (particularly, adjacent or adjacent with the 1st alignment film 32 with the laminate that is made of liquid crystal layer the 30, the 1st alignment film 32 and the 2nd alignment film 34) and have the 1st grating pattern.The 3rd conductive layer 22 is with liquid crystal layer 30 adjacent (particularly, adjacent or adjacent with the 2nd alignment film 34 with the laminate that is made of liquid crystal layer the 30, the 1st alignment film 32 and the 2nd alignment film 34) and have the 2nd grating pattern.The 1st grating pattern can be same or different from the 2nd grating pattern.
Fig. 2 A and Fig. 2 B show the example of the 1st grating pattern and the 2nd grating pattern respectively.The 1st grating pattern P1 has a plurality of banded opening or slits that extend at the 1st direction D1.The banded opening of the 1st grating pattern P1 at the 2nd direction D2 with equidistant distribution.The 2nd grating pattern P2 has a plurality of banded opening or slits that extend at the 2nd direction D2.The banded opening of the 2nd grating pattern P2 at the 1st direction D1 with equidistant distribution.
Be configured to the Width of display when consistent when being equiped with display according to switchable liquid crystal screen grating of the present invention with horizontal direction, by applying identical voltage to the 1 conductive layer the 12, the 3rd conductive layer 22 and the 4th conductive layer 26 and applying different voltage to the 2nd conductive layer 16 with the 1st grating pattern P1, switchable liquid crystal screen grating can demonstrate the 1st grating pattern P1, makes the beholder can see stereopsis.Be configured to the Width of display when consistent when being equiped with display according to switchable liquid crystal screen grating of the present invention with vertical direction, by applying identical voltage to the 1 conductive layer the 12, the 2nd conductive layer 16 and the 4th conductive layer 26 and applying different voltage to having the 2nd conductive pattern P2 the 3rd conductive layer 22, switchable liquid crystal screen grating can demonstrate the 2nd grating pattern P2, makes the beholder can see stereopsis.
Fig. 3 A and Fig. 3 B show another example of the 1st grating pattern and the 2nd grating pattern respectively.The banded opening of the 1st grating pattern P1 and the 2nd grating pattern P2 extends at equidirectional.Peristome width W 1 among the 1st grating pattern P1 and the ratio (opening covers ratio) of shielding portion width W 2 are different from the ratio of peristome width W 1 and shielding portion width W 2 among the 2nd grating pattern P2.
Can optionally show the 1st grating pattern P1 or the 2nd grating pattern P2 according to the distance to display, to obtain better visual effect from the beholder.Can make switchable liquid crystal screen grating show the 1st grating pattern P1 or the 2nd grating pattern P2 in the above described manner.
Though icon not has identical opening and covers ratio can the 1st grating pattern and the 2nd grating pattern made, but each other at the distribution arrangement relativity shift of banded opening.Can optionally show the 1st grating pattern P1 or the 2nd grating pattern P2 according to beholder's visual angle, to obtain better visual effect.Can make switchable liquid crystal screen grating show the 1st grating pattern P1 or the 2nd grating pattern P2 in the above described manner.
Though the 1st grating pattern and the 2nd raster pattern are applied to the 2nd conductive layer and the 3rd conductive layer respectively in the above-described embodiments, will be appreciated that the 1st grating pattern shown in Fig. 2 A to Fig. 3 B and the 2nd raster pattern also can be applied to the 3rd conductive layer and the 2nd conductive layer respectively.
Fig. 4 shows the three-dimensional exploded view of the switchable liquid crystal screen grating of the 2nd embodiment according to the present invention.Identical assembly will indicate with identical element numbers, and omit its explanation.
Compared to embodiment shown in Figure 2, switchable liquid crystal screen grating 1 shown in Figure 4 has omitted the 4th conductive layer and the 2nd insulation course.
In switchable liquid crystal screen grating 1 shown in Figure 4, the 1st grating pattern and the 2nd grating pattern can be formed at the 1st conductive layer and the 2nd conductive layer respectively.The 3rd conductive layer does not possess grating pattern.
In the 2nd embodiment, the 1st grating pattern P1 shown in Fig. 3 A and Fig. 3 B and the 2nd grating pattern P2 can be applied to the 1st conductive layer and the 2nd conductive layer respectively.Preferably the 1st conductive layer and the 2nd conductive layer are arranged to, the 2nd grating pattern can not shield the electric field that is produced by the 1st grating pattern.In this example, by applying identical voltage to the 1 conductive layer 12 and the 2nd conductive layer 16 and applying different voltage to the 3 conductive layers 22, switchable liquid crystal screen grating can demonstrate the 1st grating pattern P1.By applying identical voltage to the 1 conductive layer 12 and the 3rd conductive layer 22 and applying different voltage to the 2 conductive layers 16, switchable liquid crystal screen grating can demonstrate the 2nd grating pattern P2.
Switchable liquid crystal screen grating according to the present invention can be applicable to self-luminous display (such as plasma display panel, organic light emitting diode display) and non-self-luminous display (such as LCD).Occasion in the LCD that is applied to comprise liquid crystal panel and back light unit, switchable liquid crystal screen grating can be installed on liquid crystal panel before or after, and the Polarizer that is arranged on the transparency carrier with the liquid crystal panel adjacency can be shared by switchable liquid crystal screen grating and liquid crystal panel.In other words, when switchable liquid crystal screen grating according to the present invention is installed in LCD, can omit in the 1st Polarizer of switchable liquid crystal screen grating and the 2nd Polarizer.
Though switchable in the above-described embodiments liquid crystal screen grating has two kinds of grating patterns, under teaching of the present invention, haveing the knack of this operator can provide more kinds of grating patterns by the quantity that increases conductive layer.
Though the present invention describes demonstration with reference to preferred embodiment, only will be appreciated that in not breaking away from spirit of the present invention and category for the ordinary technical staff in the technical field of the invention, still many variations and modification must be arranged.Therefore, the present invention is not restricted to disclosed embodiment, and the equalization that does not depart from the present invention and done changes and modifies, and should still belong to covering scope of the present invention.
Claims (8)
1. switchable liquid crystal screen grating, it comprises:
The 1st transparency carrier has the 1st relative surface and the 2nd surface, and the 1st surface of the 1st transparency carrier is provided with the 1st Polarizer, and the 2nd surface of the 1st transparency carrier is provided with the 1st conductive layer and the 2nd conductive layer that separates with the 1st insulation course;
The 2nd transparency carrier has the 1st relative surface and the 2nd surface, and the 1st surface of the 2nd transparency carrier is provided with the 3rd conductive layer and the 4th conductive layer that separates with the 2nd insulation course, and the 2nd surface of the 2nd transparency carrier is provided with the 2nd Polarizer; And
Liquid crystal layer is folded between the 1st alignment film and the 2nd alignment film;
Wherein the 1st transparency carrier and the 2nd transparency carrier are arranged to the laminate of the 1st alignment film, this liquid crystal layer and the 2nd alignment film between the 1st transparency carrier and the 2nd transparency carrier;
The 2nd conductive layer is adjacent with the 1st alignment film and have the 1st grating pattern;
The 3rd conductive layer is adjacent with the 2nd alignment film and have the 2nd grating pattern.
2. switchable liquid crystal screen grating as claimed in claim 1, wherein
The 1st grating pattern has a plurality of banded openings that extend in the 1st direction;
The 2nd grating pattern has a plurality of banded openings that extend in the 1st direction;
The peristome width of the 1st grating pattern and the ratio of shielding portion width are different from the peristome width of the 2nd grating pattern and the ratio of shielding portion width.
3. switchable liquid crystal screen grating as claimed in claim 1, wherein
The 1st grating pattern has a plurality of banded openings that extend in the 1st direction;
The 2nd grating pattern has a plurality of banded openings that extend in the 1st direction;
The peristome width of the 1st grating pattern and the ratio of shielding portion width are same as the peristome width of the 2nd grating pattern and the ratio of shielding portion width, and the 1st grating pattern is offset with respect to the 2nd grating pattern in the 2nd direction perpendicular to the 1st direction.
4. switchable liquid crystal screen grating as claimed in claim 1, wherein in the 1st grating pattern and the 2nd grating pattern has a plurality of banded openings that extend in the 1st direction, and another in the 1st grating pattern and the 2nd grating pattern has a plurality of at the banded opening that extends perpendicular to the 2nd direction of the 1st direction.
5. as each described switchable liquid crystal screen grating in the claim 1 to 4, this liquid crystal screen grating will be installed on the LCD with liquid crystal panel, and wherein in the 1st Polarizer and the 2nd Polarizer is shared by this liquid crystal screen grating and this liquid crystal panel.
6. switchable liquid crystal screen grating, it comprises;
The 1st transparency carrier, it has the 1st relative surface and the 2nd surface, and the 1st surface of the 1st transparency carrier is provided with the 1st Polarizer, and the 2nd surface of the 1st transparency carrier is provided with the 1st conductive layer and the 2nd conductive layer that separates with insulation course;
The 2nd transparency carrier has the 1st relative surface and the 2nd surface, and the 1st surface of the 2nd transparency carrier is provided with the 3rd conductive layer, and the 2nd surface of the 2nd transparency carrier is provided with the 2nd Polarizer; And
Liquid crystal layer is folded between the 1st alignment film and the 2nd alignment film;
Wherein the 1st transparency carrier and the 2nd transparency carrier are arranged to the laminate of the 1st alignment film, this liquid crystal layer and the 2nd alignment film between the 1st transparency carrier and the 2nd transparency carrier;
The 1st conductive layer has the 1st grating pattern, and the 2nd conductive layer has the 2nd grating pattern.
7. switchable liquid crystal screen grating as claimed in claim 1, wherein
The 1st grating pattern has a plurality of banded openings that extend in the 1st direction;
The 2nd grating pattern has a plurality of banded openings that extend in the 1st direction;
The peristome width of the 1st grating pattern and the ratio of shielding portion width are different from the peristome width of the 2nd grating pattern and the ratio of shielding portion width.
8. as claim 6 or 7 described switchable liquid crystal screen gratings, this switchable liquid crystal screen grating will be installed on the LCD with liquid crystal panel, and wherein in the 1st Polarizer and the 2nd Polarizer is shared by this switchable liquid crystal screen grating and this liquid crystal panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102591166A CN102096222A (en) | 2009-12-11 | 2009-12-11 | Switchable liquid crystal display screen raster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102591166A CN102096222A (en) | 2009-12-11 | 2009-12-11 | Switchable liquid crystal display screen raster |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102096222A true CN102096222A (en) | 2011-06-15 |
Family
ID=44129382
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009102591166A Pending CN102096222A (en) | 2009-12-11 | 2009-12-11 | Switchable liquid crystal display screen raster |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102096222A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102866508A (en) * | 2012-10-12 | 2013-01-09 | 福州大学 | Light-emitting diode (LED) naked eye three-dimensional display device capable of achieving two-dimensional/three-dimensional (2D/3D) switching and manufacturing method thereof |
| CN103018946A (en) * | 2011-09-22 | 2013-04-03 | 乐金显示有限公司 | Stereoscopic image display device |
| WO2016187984A1 (en) * | 2015-05-25 | 2016-12-01 | 京东方科技集团股份有限公司 | 2d/3d switchable display panel, and display method and display device therefor |
-
2009
- 2009-12-11 CN CN2009102591166A patent/CN102096222A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103018946A (en) * | 2011-09-22 | 2013-04-03 | 乐金显示有限公司 | Stereoscopic image display device |
| US9075244B2 (en) | 2011-09-22 | 2015-07-07 | Lg Display Co., Ltd. | Stereoscopic image display device |
| CN103018946B (en) * | 2011-09-22 | 2015-09-09 | 乐金显示有限公司 | Stereoscopic display device |
| CN102866508A (en) * | 2012-10-12 | 2013-01-09 | 福州大学 | Light-emitting diode (LED) naked eye three-dimensional display device capable of achieving two-dimensional/three-dimensional (2D/3D) switching and manufacturing method thereof |
| WO2016187984A1 (en) * | 2015-05-25 | 2016-12-01 | 京东方科技集团股份有限公司 | 2d/3d switchable display panel, and display method and display device therefor |
| US9874763B2 (en) | 2015-05-25 | 2018-01-23 | Boe Technology Group Co., Ltd. | 2D/3D switchable display panel, and display method and display device thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP5383903B2 (en) | Display device | |
| CN104730719B (en) | Touch-control bore hole grating 3D display devices and its preparation and control method | |
| US9261993B2 (en) | Touch liquid crystal grating, manufacturing method thereof and touch 3D display device | |
| EP2730971B1 (en) | Liquid crystal slit grating and stereoscopic display device | |
| CN105094409B (en) | Touch-control display panel | |
| KR102230549B1 (en) | Touch sensible optical system and display device including the same | |
| CN103149767B (en) | A kind of liquid crystal lens and the naked-eye stereoscopic display device that comprises this liquid crystal lens | |
| US20140028594A1 (en) | Touch stereoscopic display device | |
| US9104032B1 (en) | Naked-eye 3D display device and liquid crystal lens thereof | |
| US9316842B2 (en) | Slit grating and display device | |
| TWI432781B (en) | Display device, parallax barrier touch plate and method for manufacturing the same | |
| CN102621763B (en) | Display device and liquid crystal lens | |
| CN102622126A (en) | Three-dimensional filter integrated touch panel, stereo-scopic image display apparatus having the touch panel and manufacturing method for the display apparatus | |
| JP5604359B2 (en) | Display panel, display device and electronic device | |
| KR20150139695A (en) | Liquid crystal lens device and display device having the same | |
| CN106154657B (en) | 3D display device and preparation method thereof | |
| CN102629011A (en) | Touch three-dimensional display device | |
| CN102096222A (en) | Switchable liquid crystal display screen raster | |
| JP2015227991A (en) | Stereoscopic image display device | |
| CN102681174A (en) | Display device and method for producing parallax barrier touch panel | |
| US20140063602A1 (en) | Pixel Structure And Display Device | |
| CN203397025U (en) | 3D optical grating integrated with 3D interactive electrode and display device comprising same | |
| TWI474299B (en) | Display device and method for manufacturing parallax barrier touch plate | |
| CN202075721U (en) | Means integrating parallax barrier and capacitance touch screen and display device having the same | |
| JP2019095544A (en) | Image forming device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20110615 |