CN102053406A - Stereoscopic display - Google Patents
Stereoscopic display Download PDFInfo
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- CN102053406A CN102053406A CN2009101937523A CN200910193752A CN102053406A CN 102053406 A CN102053406 A CN 102053406A CN 2009101937523 A CN2009101937523 A CN 2009101937523A CN 200910193752 A CN200910193752 A CN 200910193752A CN 102053406 A CN102053406 A CN 102053406A
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Abstract
The invention discloses a stereoscopic display, which comprises a liquid crystal display (LCD), a backlight polaroid, a light-emitting diode (LED) backlight source A, an LED backlight source B and a control unit. A display control method comprises the following steps of: alternatively displaying pictures shot by a stereoscopic camera from left eye pictures to right eye pictures through the LCD; and controlling the LED backlight source A and the LED backlight source B to emit light in the left eye pictures and the right eye pictures, wherein light rays emitted by the LED backlight source A and the LED backlight source B pass through linear polaroid elements with mutually vertical polarization directions in the backlight polaroid; formed polarized light passes through the LCD; an observer can alternatively see the left eye pictures and the right eye pictures shot by the stereoscopic camera with a left eye and a right eye by wearing linear polaroid eyeglasses with mutually vertical polarization directions on the left eye and the right eye; and a stereoscopic image can be seen by brain processing of a human body. The stereoscopic display is easy to realize, has high stereoscopic impression and high picture quality, makes watching comfortable and can be applied to occasions such as televisions, computer displays, digital photo frames and the like.
Description
[technical field]
The present invention relates to a kind of display, and be particularly related to a kind of polarized light that utilizes timesharing checker polarization direction and provide the three-dimensional display of realization backlight for the LCD liquid crystal display, this display can be used for the demonstration of 2 dimension images simultaneously.Can be used for application scenarios such as TV, computer monitor, digital album (digital photo frame).
[background technology]
At present, the technology that is used for three-dimensional display mainly contains following several:
Double screen grating screen technology: with two screen displays, a screen display left eye picture, another shows the right eye picture, two screens paste the polaroid of mutual vertical polarization respectively, the observer is by wearing polarising glass, obtain the left eye picture at left eye, obtain the right eye picture, see stereo-picture by human brain at right eye.The shortcoming that this technology exists is to use hell to pay with two display screens.
Double screen liquid crystal display optometric technology: the glasses that two LCD screen are arranged, a screen display left eye picture, another shows the right eye picture, obtains the left eye picture at left eye, obtains the right eye picture at right eye, sees stereo-picture by human brain.The shortcoming that this technology exists is only to be fit to a people view and admire, and can not many people watch simultaneously.
Shield technology with the two picture gratings of screen: at left and right or upper and lower left eye picture, the left eye picture of showing simultaneously of screen, polaroid in the mutual vertical polarization of left and right or upper and lower subsides of screen, the observer is by wearing polarising glass, obtain the left eye picture at left eye, obtain the right eye picture at right eye, see stereo-picture by human brain; The parallax picture that perhaps screen is shown images of left and right eyes with screen every pixel or interlacing respectively, and on screen, paste the polaroid of mutual vertical polarization every pixel or interlacing, the observer is by wearing polarising glass, obtain the left eye picture at left eye, obtain the right eye picture at right eye, see stereo-picture by human brain.The shortcoming that this technology exists is that the pixel maximum of a glance picture has only half of screen, and the pixel resolution of picture is low, and is clear inadequately.
Screen timesharing Alternation Display, wear the liquid crystal light valve optometric technology: the parallax picture of screen timesharing Alternation Display images of left and right eyes, the observer wears the liquid crystal light valve glasses, and during screen display left eye picture, left eye printing opacity, the right eye of control liquid crystal light valve glasses cover; During screen display right eye picture, right eye printing opacity, the left eye of control liquid crystal light valve glasses cover, thereby obtain the left eye picture at left eye, obtain the right eye picture at right eye, see stereo-picture by human brain.The shortcoming that this technology exists is that the liquid crystal light valve glasses are heavier, needs to use battery, uses inconvenient.
Screen timesharing Alternation Display, wear the macyscope technology: the complementary colors picture of screen timesharing Alternation Display images of left and right eyes picture, the observer wears macyscope, obtains the left eye picture at left eye, obtains the right eye picture at right eye, sees stereo-picture by human brain.The shortcoming that this technology exists is that right and left eyes separation of images degree is not high, has cross-color.
The stereo display technique of wearing spectacles not: by before screen, adding technology such as protruding grating thin slice, make observer's images of left and right eyes see the different light rays of screen as far as possible, form anaglyph, thereby see stereoscopic model.The shortcoming that this technology exists is that images of left and right eyes picture degree of separation is low, and stereoscopic sensation is not strong, and is dizzy easily.
[summary of the invention]
Fundamental purpose of the present invention is: overcome the weak point of existing product technology, a kind of clear display, strong, easy to use, the comfortable three-dimensional display of image stereoscopic sensation are provided.
The invention provides a kind of three-dimensional display, this three-dimensional display comprises LCD liquid crystal display, polaroid backlight, LED-backlit source A, LED-backlit source B, control module, the observer is by wearing the orthogonal linear polarization glasses in right and left eyes polarization direction, timesharing alternately obtains images of left and right eyes parallax picture, sees stereoscopic picture plane at human brain.
The invention provides a kind of three-dimensional display, wherein, the LCD liquid crystal display is used to show 2 dimension pictures, and when showing stereoscopic picture plane, left eye picture, the timesharing of right eye parallax picture alternately show on the LCD liquid crystal display.
The invention provides a kind of three-dimensional display, wherein, polaroid backlight is between LCD liquid crystal display and LED-backlit source A, LED-backlit source B, polaroid contains the orthogonal two kinds of linear polarization elements in polarization direction, be respectively applied for when the LCD liquid crystal display shows left eye picture or right eye picture, the light of corresponding LED backlight A or LED-backlit source B sees through it and forms polarized light, transmission LCD liquid crystal display.The orthogonal two kinds of polarizers in the polarization direction of this polaroid backlight can be made on the same polaroid, also can make a polaroid separately separately.
The invention provides a kind of three-dimensional display, wherein, the LED-backlit source has two groups: LED-backlit source A, LED-backlit source B, luminous when the LCD liquid crystal display shows left eye picture, right eye picture respectively, this LED-backlit source A, LED-backlit source B, two groups of LED-backlit sources both can be made on the same block of plate, also can be the two boards that separates.
The invention provides a kind of three-dimensional display, wherein, control module control LCD liquid crystal display timesharing Alternation Display left eye picture, right eye picture are controlled LED-backlit source A, the B timesharing of LED-backlit source is alternately luminous simultaneously.When controller control LCD liquid crystal display shows odd-numbered frame, light LED-backlit source A simultaneously; When controller control LCD liquid crystal display shows even frame, light LED-backlit source B simultaneously.
The invention provides a kind of three-dimensional display, this display can be used for the demonstration of 2 dimensions, 3 d image simultaneously.When watching 3 d image, the observer need wear polarising glass, this polarising glass images of left and right eyes contains the orthogonal linear polarizer in polarization direction, the polarization direction of the polarizer of the polaroid backlight that the polarization direction of the left eye polarized lenses of polarising glass and LED-backlit source A see through is consistent, the polarization direction of the polarizer of the polaroid backlight that the polarization direction of the right eye polarized lenses of polarising glass and LED-backlit source B see through is consistent, by wearing polarising glass, images of left and right eyes alternately obtains picture separately, and the parallax picture of images of left and right eyes forms stereo-picture by human brain.When observing 2 dimension images, need not wear polarising glass.
The present invention, realized following requirement:
1) with a screen display stereo-picture, both can show stereo-picture, also can show 2 dimension images.Can many people watch simultaneously, system is easy to use, practicality;
2) adopt the polarization grating technology to show stereo-picture, images of left and right eyes picture degree of separation height, the picture stereoscopic sensation that final human brain is seen is strong, watches comfortable;
3) the whole screen image element of screen is used to show the left eye picture or the right eye picture of stereo-picture, and the pixel that is used for the image demonstration is many, the image clear display;
4) polaroid backlight does not lose the brightness that the LCD liquid crystal display shows between LCD liquid crystal display and LED-backlit source A, LED-backlit source B, does not produce cross-color, and image display effect is good.
5) wear polarising glass and watch stereo-picture, compare liquid crystal valve glasses, in light weight, do not need battery, cost low, easy to use, comfortable.
Thereby reached the purpose that strong, easy to use, the comfortable three-dimensional display of a kind of clear display, image stereoscopic sensation is provided, three-dimensional display is with the obvious advantage compared to existing technology.
[description of drawings]
Fig. 1 is the principle schematic of three-dimensional display embodiment one of the present invention;
Fig. 2 is the principle schematic of three-dimensional display embodiment two of the present invention;
Fig. 3 is the principle schematic of three-dimensional display embodiment three of the present invention.
[embodiment]
Also the present invention is described in further detail in conjunction with the accompanying drawings below by specific embodiment.
Embodiment one:
The principle schematic of present embodiment please refer to shown in Figure 1, it comprises LCD liquid crystal display 3, polaroid backlight 2, LED-backlit source 1, control module, the observer is by wearing the orthogonal linear polarization glasses 4 in right and left eyes polarization direction, timesharing alternately obtains images of left and right eyes parallax picture, sees stereoscopic picture plane at human brain.
In the present embodiment, 2 kinds of polarization direction orthogonal linear polarization element 2a, 2b of polaroid backlight are positioned on the same polaroid, and linear polarization element 2a, 2b are staggered on polaroid, and are corresponding with element 1a, 1b on the corresponding LED-backlit source.
In the present embodiment, LED-backlit source A, LED-backlit source B are positioned on the same block of plate, and corresponding light- emitting component 1a, 1b are staggered onboard, and be corresponding with linear polarization element 2a, 2b on the corresponding polaroid backlight.
The polarization direction of the left eye polarized lenses of linear polarization glasses 4 is consistent with the linear polarization element 2a of polaroid backlight, and the polarization direction of right eye polarized lenses is consistent with the linear polarization element 2b of polaroid backlight.
Control module control LCD liquid crystal display 3 timesharing Alternation Display left eye pictures, right eye picture are controlled LED-backlit source A, the B timesharing of LED-backlit source is alternately luminous simultaneously.When controller control LCD liquid crystal display shows odd-numbered frame, light LED-backlit source A simultaneously; When controller control LCD liquid crystal display shows even frame, light LED-backlit source B simultaneously.The observer is by wearing linear polarization glasses 4, and left eye obtains the left-eye image that the LCD liquid crystal display shows, right eye obtains the eye image that the LCD liquid crystal display shows, this parallax picture is seen stereo-picture by human brain.
Embodiment two:
The principle schematic of present embodiment please refer to shown in Figure 2, it comprises LCD liquid crystal display 3, polaroid 2A backlight, polaroid 2B backlight, LED-backlit source 1, control module, the observer is by wearing the orthogonal linear polarization glasses in right and left eyes polarization direction, timesharing alternately obtains images of left and right eyes parallax picture, sees stereoscopic picture plane at human brain.
In the present embodiment, the orthogonal linear polarization element in 2 kinds of polarization directions of polaroid backlight is made a polaroid separately: polaroid 2A backlight, polaroid 2B backlight, two overlapping placements of polaroid backlight, the linear polarization element of two polaroids backlight staggers on the planimetric position mutually.
In the present embodiment, LED-backlit source A, LED-backlit source B are positioned on the same block of plate, and corresponding light- emitting component 1a, 1b are staggered onboard, and upward linear polarizer is corresponding with corresponding polaroid 2A backlight, polaroid 2B backlight.
Embodiment three:
The principle schematic of present embodiment please refer to shown in Figure 3, it comprises LCD liquid crystal display 3, polaroid 2A backlight, polaroid 2B backlight, LED-backlit source 1A, LED-backlit source 1B, control module, the observer is by wearing the orthogonal linear polarization glasses in right and left eyes polarization direction, timesharing alternately obtains images of left and right eyes parallax picture, sees stereoscopic picture plane at human brain.
In the present embodiment, the orthogonal linear polarization element in 2 kinds of polarization directions of polaroid backlight is made a polaroid separately: polaroid 2A backlight, polaroid 2B backlight.
In the present embodiment, LED-backlit source A, LED-backlit source B make a luminous plaque separately: LED-backlit source 1A, LED-backlit source 1B.
In the present embodiment, polaroid 2A backlight and LED-backlit source 1A combination, polaroid 2B backlight and LED-backlit source 1B combination, the light of LED-backlit source 1A sees through polaroid 2A backlight and forms polarized light, and the light of LED-backlit source 1B sees through polaroid 2B backlight and forms polarized light.
Claims (4)
1. three-dimensional display, this three-dimensional display comprises LCD liquid crystal display, polaroid backlight, LED-backlit source A, LED-backlit source B, control module, the observer is by wearing the orthogonal linear polarization glasses in right and left eyes polarization direction, and timesharing alternately obtains the images of left and right eyes picture;
Wherein, the LCD liquid crystal display is used to show 2 dimension pictures, and when showing stereoscopic picture plane, left eye picture, the timesharing of right eye picture alternately show on the LCD liquid crystal display;
Wherein, polaroid backlight contains the orthogonal two kinds of linear polarization elements in polarization direction, be respectively applied for when the LCD liquid crystal display shows left eye picture or right eye picture, the light of corresponding LED backlight A or LED-backlit source B sees through it and forms polarized light, transmission LCD liquid crystal display;
Wherein, the LED-backlit source has two groups: LED-backlit source A, LED-backlit source B, and luminous when the LCD liquid crystal display shows left eye picture, right eye picture respectively;
Wherein, control module control LCD liquid crystal display timesharing Alternation Display left eye picture, right eye picture are controlled LED-backlit source A, the B timesharing of LED-backlit source is alternately luminous simultaneously.
2. three-dimensional three-dimensional display as claimed in claim 1, wherein, this polaroid backlight is between LCD liquid crystal display and LED-backlit source A, LED-backlit source B.
3. three-dimensional display as claimed in claim 1, wherein, the orthogonal two kinds of polarizers in the polarization direction of this polaroid backlight can be positioned on the same polarization plate, also can make a polaroid separately separately.
4. three-dimensional display as claimed in claim 1, wherein, this LED-backlit source A, LED-backlit source B, two groups of LED-backlit sources both can be made on the same block of plate, also can be the two boards that separates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101937523A CN102053406B (en) | 2009-11-09 | 2009-11-09 | Stereoscopic display |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2009101937523A CN102053406B (en) | 2009-11-09 | 2009-11-09 | Stereoscopic display |
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| CN102053406A true CN102053406A (en) | 2011-05-11 |
| CN102053406B CN102053406B (en) | 2012-07-25 |
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| CN2009101937523A Expired - Fee Related CN102053406B (en) | 2009-11-09 | 2009-11-09 | Stereoscopic display |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102256148A (en) * | 2011-07-08 | 2011-11-23 | 李雨顺 | Smart 3D (3-dimensional) color television set |
| CN102610200A (en) * | 2012-04-01 | 2012-07-25 | 福建华映显示科技有限公司 | Backlight module and control method thereof and display device applying backlight module |
| CN102833574A (en) * | 2012-08-03 | 2012-12-19 | 吉林禹硕动漫游戏科技股份有限公司 | Polarizing-shutter mixed type 3D display device |
| CN102905151A (en) * | 2012-11-13 | 2013-01-30 | 李雨顺 | Intelligent three-dimensional (3D) color television |
| CN108511482A (en) * | 2017-08-31 | 2018-09-07 | 昆山国显光电有限公司 | Dot structure, mask plate and display device |
| CN108919507A (en) * | 2018-08-13 | 2018-11-30 | 成都工业学院 | A kind of same vision area non-uniform resolution double vision 3D display device and method |
| CN109212829A (en) * | 2018-07-27 | 2019-01-15 | 江苏如高第三代半导体产业研究院有限公司 | A kind of two-dimensional quadrature polarization structure of enhanced region delustring |
| WO2021203264A1 (en) * | 2020-04-08 | 2021-10-14 | 深圳市光科全息技术有限公司 | Display screen and display system |
| US11164910B2 (en) | 2017-08-31 | 2021-11-02 | Kunshan Go-Visionox Opto-Electronics Co., Ltd. | Pixel structures with at least two sub-pixels having a same color |
| CN114326141A (en) * | 2021-12-20 | 2022-04-12 | 宁波维真显示科技股份有限公司 | Step type 3DLED display device and forming method thereof |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5537144A (en) * | 1990-06-11 | 1996-07-16 | Revfo, Inc. | Electro-optical display system for visually displaying polarized spatially multiplexed images of 3-D objects for use in stereoscopically viewing the same with high image quality and resolution |
| US5564810A (en) * | 1992-12-31 | 1996-10-15 | Honeywell Inc. | Full color stereoscopic display with color multiplexing |
| US7221332B2 (en) * | 2003-12-19 | 2007-05-22 | Eastman Kodak Company | 3D stereo OLED display |
-
2009
- 2009-11-09 CN CN2009101937523A patent/CN102053406B/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102256148A (en) * | 2011-07-08 | 2011-11-23 | 李雨顺 | Smart 3D (3-dimensional) color television set |
| CN102610200A (en) * | 2012-04-01 | 2012-07-25 | 福建华映显示科技有限公司 | Backlight module and control method thereof and display device applying backlight module |
| CN102833574A (en) * | 2012-08-03 | 2012-12-19 | 吉林禹硕动漫游戏科技股份有限公司 | Polarizing-shutter mixed type 3D display device |
| CN102905151A (en) * | 2012-11-13 | 2013-01-30 | 李雨顺 | Intelligent three-dimensional (3D) color television |
| CN108511482A (en) * | 2017-08-31 | 2018-09-07 | 昆山国显光电有限公司 | Dot structure, mask plate and display device |
| US11164910B2 (en) | 2017-08-31 | 2021-11-02 | Kunshan Go-Visionox Opto-Electronics Co., Ltd. | Pixel structures with at least two sub-pixels having a same color |
| CN109212829A (en) * | 2018-07-27 | 2019-01-15 | 江苏如高第三代半导体产业研究院有限公司 | A kind of two-dimensional quadrature polarization structure of enhanced region delustring |
| CN108919507A (en) * | 2018-08-13 | 2018-11-30 | 成都工业学院 | A kind of same vision area non-uniform resolution double vision 3D display device and method |
| WO2021203264A1 (en) * | 2020-04-08 | 2021-10-14 | 深圳市光科全息技术有限公司 | Display screen and display system |
| CN114326141A (en) * | 2021-12-20 | 2022-04-12 | 宁波维真显示科技股份有限公司 | Step type 3DLED display device and forming method thereof |
| CN114326141B (en) * | 2021-12-20 | 2024-03-15 | 宁波维真显示科技股份有限公司 | Stepped 3DLED display device and forming method thereof |
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| CN102053406B (en) | 2012-07-25 |
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