CN101881905A - Three-dimensional liquid crystal display device - Google Patents
Three-dimensional liquid crystal display device Download PDFInfo
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- CN101881905A CN101881905A CN2010102018105A CN201010201810A CN101881905A CN 101881905 A CN101881905 A CN 101881905A CN 2010102018105 A CN2010102018105 A CN 2010102018105A CN 201010201810 A CN201010201810 A CN 201010201810A CN 101881905 A CN101881905 A CN 101881905A
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Abstract
The invention belongs to the technical field of manufacturing three-dimensional display devices, and relates to a three-dimensional liquid crystal display device. The three-dimensional liquid crystal display device comprises a liquid crystal display (1), a polarizer (2) connected with the liquid crystal display (1), a synchronous driver (3) for controlling the polarizer (2) and a receiver (4) used for receiving images, wherein the synchronous driver (3) is fixedly connected with the liquid crystal display (1); the liquid crystal display (1) comprises a first polaroid (5), a second polaroid (7), a liquid crystal box (6), a backlight (8) and a drive control (9); the second polaroid (7) is arranged opposite to the first polaroid (5); the liquid crystal box (6) is arranged between the first polaroid (5) and the second polaroid (7); and the drive control (9) is used for controlling the backlight (8) and the liquid crystal box (6). In the invention, three-dimensional display can be realized more simply, has lower cost, and can be conveniently switched two-dimensional display.
Description
Technical field
The present invention relates to a kind ofly on the basis of common liquid crystals display, the liquid crystal cell that installs no polarized systems additional belongs to the technical field that three dimensional display is made to realize 3-D display.
Background technology
3-D display can be divided into following several types by principle at present.Realize in the space, promptly adopts optical system to change the shooting angle of diverse location, makes right and left eyes accept different information respectively.Its advantage is to need not wearing spectacles, and comfort level is higher; But this method cost height, and be cost to sacrifice resolution.Time-division realizes that this method is at the corresponding left and right sides of every frame content displayed difference image, switches to right and left eyes respectively by eyeglass.Advantage is not lose resolution; But need wear special glasses, and because every frame only shows left image or right image, so frame frequency reduces by half in real process.The holographic realization adopts holographic technique directly to realize showing at three dimensions.Advantage is that stereoscopic sensation is strong, and can look at straight; But the scheme complexity, the cost height.
Therefore be necessary to provide a kind of and make the realization of 3-D display simpler, cost is lower, and the three-dimensional display apparatus that can switch between two and three dimensions shows.
Summary of the invention
Technical matters: the technical problem to be solved in the present invention provides a kind of three-dimensional liquid crystal display device, makes the realization of 3-D display simpler, and cost is lower, and can switch easily between two and three dimensions shows.
Technical scheme: for solving the problems of the technologies described above, technical scheme provided by the invention is: a kind of three-dimensional liquid crystal display device, comprise the sync driver of LCD, the polarizer that links to each other with LCD, control polarizer and be used to receive the receiver of image, sync driver is fixedlyed connected with LCD; Wherein
LCD comprises first polaroid, and second polaroid that is oppositely arranged of first polaroid, is arranged on liquid crystal cell, the backlight between first polaroid and second polaroid and is used to control the driving governor of backlight and liquid crystal cell;
Second substrate that polarizer comprises first substrate, is oppositely arranged with first substrate, first substrate is provided with first transparency electrode, second substrate is provided with second transparency electrode, is covering packaging crystal material between first oriented layer, second oriented layer, first oriented layer, second oriented layer on first transparency electrode face relative with second transparency electrode respectively;
Receiver comprises the first analyser sheet and the second analyser sheet of adjacent setting,
First polaroid is orthogonal or parallel with the polarization direction of second polaroid, and the orientation of first oriented layer and second oriented layer is orthogonal, and first oriented layer is identical with the polarization direction of first polaroid; The first analyser sheet is vertical with the polarization direction of the second analyser sheet, and the polarization direction of the first analyser sheet or the second analyser sheet is parallel or vertical with the polarization direction of first polaroid respectively.
Preferably, liquid crystal material is liquid crystal materials such as twisted nematic liquid crystal, super twisted nematic liquid crystal ferroelectric liquid crystals or anti ferroelectric liquid crystal.
Preferably, the material of first substrate and second substrate is transparent organic polymer sheet material or films such as 0.1 ~ 3 millimeter glass or polycarbonate, polymethacrylate, polyphenyl dioctyl phthalate glycol ester.
Preferably, to adopt thickness be transparent membranes such as the tin indium oxide of 10 ~ 1000 nanometers or zinc paste for first transparency electrode and second transparency electrode.
Beneficial effect:
(1) common LCD can be used.
(2) it is constant to keep the liquid crystal cell polarization direction, extracts glasses, can switch to two dimension easily and show.
(3) receiver is common polarising glass, does not need the infrared emission of adding and accepts facility.
(4) do not lose resolution.
So the present invention adopts the liquid crystal cell that adds no polarized systems before the common liquid crystals display to be equipped with polarising glass can realize 3-D display.Scheme realizes simple, and cost is low, and can switch easily between two dimension and three-dimensional.
Description of drawings
Fig. 1 is the structural representation of three-dimensional liquid crystal display device provided by the invention;
Fig. 2 is the liquid crystal display device structure synoptic diagram;
Fig. 3 is the polarizer structure synoptic diagram;
Fig. 4 is the sync driver synoptic diagram;
Fig. 5 is 3-D view transmission synoptic diagram.
Wherein, number in the figure is represented LCD 1, polarizer 2, sync driver 3, receiver 4, the first polaroids 5, liquid crystal cell 6, second polaroid 7, backlight 8, driving governor 9, first substrate 10, second substrate 11, first transparency electrode 12, second transparency electrode 13, first oriented layer 14, second oriented layer 15, liquid crystal material 16, the first analyser sheet 17, the second analyser sheet 18 respectively.
Embodiment
The present invention will be further described below in conjunction with accompanying drawing.
Referring to Fig. 1-5, three-dimensional liquid crystal display device provided by the invention, comprise the sync driver 3 of LCD 1, the polarizer 2 that links to each other with LCD 1, control polarizer 2 and be used to receive the receiver 4 of image, sync driver 3 is connected with LCD 1; Wherein
Second substrate, 11, the first substrates 10 that polarizer 2 comprises first substrate 10, be oppositely arranged with first substrate 10 are provided with first transparency electrode 12, second substrate 11 and are provided with second transparency electrode 13, cover packaging crystal material 16 between first oriented layer 14, second oriented layer 15, first oriented layer, 14 second oriented layer 15 respectively on first transparency electrode 12 face relative with second transparency electrode 13;
Liquid crystal material 16 is liquid crystal materials such as twisted nematic liquid crystal, super twisted nematic liquid crystal ferroelectric liquid crystals or anti ferroelectric liquid crystal.
The material of first substrate 10 and second substrate 11 is transparent organic polymer sheet material or films such as 0.1 ~ 3 millimeter glass or polycarbonate, polymethacrylate, polyphenyl dioctyl phthalate glycol ester.
It is transparent membranes such as the tin indium oxide of 10 ~ 1000 nanometers or zinc paste that first transparency electrode 12 and second transparency electrode 13 adopt thickness.
The left-and right-eye images that on LCD, shows the 3-D view correspondence frame by frame, the liquid crystal cell that does not have polarized systems is installed in this display the place ahead, and according to the frame synchronizing signal and pairing left eye (or right eye) image of display, liquid crystal cell is applied control signal, the polarized light image that makes LCD output is by the orthogonal polarization in the polarization direction of left-and right-eye images, make left eye (or right eye) accept corresponding picture material respectively by polarising glass again, to realize 3-D display.
Referring to Fig. 1, three-dimensional liquid crystal display device provided by the invention comprises LCD 1, polarizer 2, sync driver 3 and receiver 4 compositions.
Wherein LCD 1 is made of polaroid 5, liquid crystal cell 6, polaroid 7, backlight 8, driving governor 9 as shown in Figure 2.
Polarizer 2 comprises a pair of substrate 10,11 towards the whole plate transparency electrode 12,13 of involutory covering as shown in Figure 3, covers oriented layer 14,15 on the front and back transparency electrode 12,13, the vertical orientated liquid crystal material 16 of inner encapsulation; The synchro switch of sync driver 3 control polarizers 2.
Referring to Fig. 5, receiver 4 is made up of analyser sheet 17, analyser sheet 18.
Polaroid 5 is orthogonal or parallel with the polarization direction of polaroid 7; The orientation of oriented layer 14,15 is orthogonal on the transparency electrode of front and back, and oriented layer 14 is identical with the polarization direction of polaroid 5; The polarization direction of analyser sheet 17 and analyser sheet 18 is orthogonal, and is parallel or vertical with the polarization direction of polaroid 5 respectively.
Polarizer 3 is a liquid crystal cell, comprise a pair of substrate towards the whole plate transparency electrode of involutory covering, the material of substrate 13,14 can be organic polymer sheet material or films such as 0.1 ~ 3 millimeter glass or polycarbonate, polymethacrylate, polyphenyl dioctyl phthalate glycol ester; It is transparent membranes such as the tin indium oxide of 10 ~ 1000 nanometers or zinc paste that transparency electrode can adopt thickness; Make mutually perpendicular oriented layer respectively on the transparency electrode of front and back, in order to satisfy the high speed switching that video shows, materials such as inner encapsulation twisted nematic liquid crystal, super twisted nematic liquid crystal ferroelectric liquid crystals or anti ferroelectric liquid crystal.When voltage between transparency electrode was 0V, the polarization of light direction by liquid crystal cell was reversed into vertical direction; When voltage between transparency electrode surpassed certain thresholding, light was kept former polarization direction and is passed liquid crystal cell.
Polarizer 2 can be fixed by the mode of frame support or stickup with LCD 1.
The control signal that three-dimensional liquid crystal display device provided by the invention is produced by sync driver 3 and the frame synchronization control signal of the driving governor 9 in the LCD 1 are synchronous, polarizer 2 is applied the open and close control signal frame by frame, make light conversion polarization direction frame by frame by polarizer 2, detect by the first analyser sheet 17 and the second analyser sheet 18 respectively, form the different 3-D views of right and left eyes correspondence.
The principle of work of this three-dimensional liquid crystal display device is shown in accompanying drawing 4,5, the image (or video) that shows the left eye (or right eye) that 3-D view (or video) is corresponding on the LCD 1 frame by frame respectively, if the LCD outermost is the vertical polarization sheet, then Shu Chu image polarization direction is a vertical direction; Pass through synchro control, the image (or video) that present frame shows is a left-eye image, then liquid crystal cell 3 is shown according to the frame frequency of 3-D view and apply 0V, display output image polarization direction is reversed into horizontal polarization light by 90 degree, arrive beholder's left eye by the horizontal analyzing of the left eye glasses that shake again, the vertical analyzing lens of right eye then stops this two field picture to arrive beholder's right eye; Otherwise the image (or video) that present frame shows is an eye image, then liquid crystal cell 3 is applied certain voltage above thresholding, display output image polarization direction is constant, keep vertical polarization, arrive beholder's right eye by the vertical analyzing of the right eye glasses that shake again, the horizontal analyzing lens of left eye then stops this two field picture to arrive beholder's left eye.So circulation repeats, and makes current time left eye (or right eye) accept the picture material of left eye (or right eye), and the picture material that next moment right eye (or left eye) is accepted right eye (or left eye) realizes 3-D display with this.
Claims (4)
1. three-dimensional liquid crystal display device, comprise the sync driver (3) of LCD (1), the polarizer (2) that links to each other with LCD (1), control polarizer (2) and be used to receive the receiver (4) of image, sync driver (3) is connected with LCD (1); It is characterized in that:
LCD (1) comprises first polaroid (5), and second polaroid (7) that is oppositely arranged of first polaroid (5), is arranged on liquid crystal cell (6), the backlight (8) between first polaroid (5) and second polaroid (7) and is used to control the driving governor (9) of backlight (8) and liquid crystal cell (6);
Second substrate (11) that polarizer (2) comprises first substrate (10), is oppositely arranged with first substrate (10), the inboard that the inboard of first substrate (10) is provided with first transparency electrode (12), second substrate (11) is provided with second transparency electrode (13), on first transparency electrode (12) face relative, cover first oriented layer (14), second oriented layer (15) respectively, packaging crystal material (16) between first oriented layer (14) and second oriented layer (15) with second transparency electrode (13);
Receiver (4) comprises the first analyser sheet (17) and the second analyser sheet (18) of adjacent setting,
First polaroid (5) is orthogonal or parallel with the polarization direction of second polaroid (7), and first oriented layer (14) is orthogonal with the orientation of second oriented layer (15), and first oriented layer (14) is identical with the polarization direction of first polaroid (5); The first analyser sheet (17) is vertical with the polarization direction of the second analyser sheet (18), and the polarization direction of the first analyser sheet (17) or the second analyser sheet (18) is parallel or vertical with the polarization direction of first polaroid (5) respectively.
2. three-dimensional liquid crystal display device according to claim 1 is characterized in that: liquid crystal material (16) is twisted nematic liquid crystal, super twisted nematic liquid crystal, ferroelectric liquid crystals or anti ferroelectric liquid crystal material.
3. three-dimensional liquid crystal display device according to claim 1 is characterized in that: the material of first substrate (10) and second substrate (11) is 0.1～3 millimeter transparent organic polymer sheet material of glass, polycarbonate, polymethacrylate or polyphenyl dioctyl phthalate glycol ester or a film.
4. three-dimensional liquid crystal display device according to claim 1 is characterized in that: it is the tin indium oxide or the ZnO transparent film of 10～1000 nanometers that first transparency electrode (12) and second transparency electrode (13) adopt thickness.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102018105A CN101881905A (en) | 2010-06-13 | 2010-06-13 | Three-dimensional liquid crystal display device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010102018105A CN101881905A (en) | 2010-06-13 | 2010-06-13 | Three-dimensional liquid crystal display device |
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| CN101881905A true CN101881905A (en) | 2010-11-10 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101976001A (en) * | 2010-09-30 | 2011-02-16 | 东南大学 | Three-dimensional display and display method |
| CN102523465A (en) * | 2011-12-09 | 2012-06-27 | 彩虹集团公司 | Method for realizing three-dimensional display by backlight adjustment |
| CN102620179A (en) * | 2011-01-26 | 2012-08-01 | 深圳市奥拓电子股份有限公司 | Polarization state electrically-controllable LED light source, LED display panel and 3D display |
| CN102750911A (en) * | 2012-07-10 | 2012-10-24 | 深圳市华星光电技术有限公司 | LED (light emitting diode) backlight driving circuit, backlight module and liquid crystal display device |
| CN103108196A (en) * | 2011-11-11 | 2013-05-15 | 辉达公司 | Portable three dimensional (3D) media playing device |
| CN103901628A (en) * | 2013-12-25 | 2014-07-02 | 京东方科技集团股份有限公司 | Display panel, stereo display device, manufacturing method of stereo display device and stereo display system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2496048Y (en) * | 2001-05-16 | 2002-06-19 | 艾派克科技股份有限公司 | Multi-functional stereo glasses |
| CN1645186A (en) * | 2005-02-03 | 2005-07-27 | 四川大学 | Three-dimensional liquid-crystal projecting displaying device with big screen |
| CN101556390A (en) * | 2008-04-09 | 2009-10-14 | 北京京东方光电科技有限公司 | Switch panel and liquid crystal display system for three-dimensional display device |
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2010
- 2010-06-13 CN CN2010102018105A patent/CN101881905A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2496048Y (en) * | 2001-05-16 | 2002-06-19 | 艾派克科技股份有限公司 | Multi-functional stereo glasses |
| CN1645186A (en) * | 2005-02-03 | 2005-07-27 | 四川大学 | Three-dimensional liquid-crystal projecting displaying device with big screen |
| CN101556390A (en) * | 2008-04-09 | 2009-10-14 | 北京京东方光电科技有限公司 | Switch panel and liquid crystal display system for three-dimensional display device |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101976001A (en) * | 2010-09-30 | 2011-02-16 | 东南大学 | Three-dimensional display and display method |
| CN102620179A (en) * | 2011-01-26 | 2012-08-01 | 深圳市奥拓电子股份有限公司 | Polarization state electrically-controllable LED light source, LED display panel and 3D display |
| CN103108196A (en) * | 2011-11-11 | 2013-05-15 | 辉达公司 | Portable three dimensional (3D) media playing device |
| CN102523465A (en) * | 2011-12-09 | 2012-06-27 | 彩虹集团公司 | Method for realizing three-dimensional display by backlight adjustment |
| CN102750911A (en) * | 2012-07-10 | 2012-10-24 | 深圳市华星光电技术有限公司 | LED (light emitting diode) backlight driving circuit, backlight module and liquid crystal display device |
| CN102750911B (en) * | 2012-07-10 | 2015-11-25 | 深圳市华星光电技术有限公司 | A kind of LED backlight drive circuit, backlight module and liquid crystal indicator |
| CN103901628A (en) * | 2013-12-25 | 2014-07-02 | 京东方科技集团股份有限公司 | Display panel, stereo display device, manufacturing method of stereo display device and stereo display system |
| US9810915B2 (en) | 2013-12-25 | 2017-11-07 | Boe Technology Group Co., Ltd. | Display panel, three-dimensional display device and manufacturing method thereof, and three-dimensional display system |
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Open date: 20101110 |