CN103364961A - Three-dimensional display device and method based on multi-projection array and multilayered liquid crystal composite modulation - Google Patents
Three-dimensional display device and method based on multi-projection array and multilayered liquid crystal composite modulation Download PDFInfo
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- CN103364961A CN103364961A CN2013103353937A CN201310335393A CN103364961A CN 103364961 A CN103364961 A CN 103364961A CN 2013103353937 A CN2013103353937 A CN 2013103353937A CN 201310335393 A CN201310335393 A CN 201310335393A CN 103364961 A CN103364961 A CN 103364961A
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Abstract
The invention discloses a three-dimensional display device based on a multi-projection array and multilayered liquid crystal composite modulation. The three-dimensional display device comprises the multi-projection array, a cylindrical lens array, a diffusing screen and a liquid crystal display layer array which are sequentially distributed along a light path; the three-dimensional display device further comprises a controller which is connected with the multi-projection array and the liquid crystal display layer array. The invention further discloses a three-dimensional display method based on the three-dimensional display device. According to the three-dimensional display device disclosed by the invention, the diffusing effect of the diffusing screen is utilized so that an outgoing angle of a back light source is expanded to be 140 degrees to enlarge a visual angle of a three-dimensional view field and improve a three-dimensional display effect; the multi-projection array and a multilayered liquid crystal display layer carry out driving and driven composite modulation on three-dimensional image information, and the advantages of a conventional projection display driving modulation manner and a conventional liquid crystal display driven modulation manner are combined, so that the total information amount of the three-dimensional information of a system is enlarged.
Description
Technical field
The present invention relates to the dimension display technologies field, particularly a kind of three-dimensional display apparatus and method based on many projected array and multilayer liquid crystal complex modulated.
Background technology
Along with the development of modern science and technology, the channel of people's obtaining information is enriched constantly, and the quantity of information of acquisition also improves constantly.Compared to other obtain manners, visually-perceptible is considered to again one of most important channel of people's acquired information, so the research of display technique also more and more is subject to the attention of educational circles.Traditional two dimensional surface demonstration is just towards continuous effort of target such as high resolving power, high-contrast, high response speeds, and display effect is more and more true to nature.But two dimension shows owing to having lacked the information of a dimension, causes it can't fundamentally realize stereoscopic visual effect the most true to nature, dimension display technologies thereby generation.
Show compared to two dimension, 3-D display can provide more intuitive visual experience, abundanter details, have more the scene of expressive force, can in many industries, be widely used, and be the development trend of following display technique.At present, dimension display technologies mainly is divided into four classes: stereoscopic dimension display technologies, from stereoscopic dimension display technologies, body dimension display technologies, light field dimension display technologies and hologram three-dimensional display technique etc.
Existing document is (referring to Gordon Wetzstein, Douglas Lanman, Wolfgang Heidrich, Ramesh Raskar.Layered3D:Tomographic Image Synthesis for Attenuation-based Light Field and High Dynamic Range Displays.ACM Transactions on Graphics, Vol.30, No.4, Article95,2011) a kind of three-dimensional display apparatus based on the modulation of multilayer liquid crystal display layer and the 3 D displaying method of spatial light field reconstruct have been proposed.This device is modulated backlight by multilayer liquid crystal, by effective combination of multilayer liquid crystal display layer pixel transmitance, thereby increases quantity of information.
But there are following two point defects in said apparatus: 1, because the light source angle of divergence of liquid crystal panel backlight is less, cause its shown field of view angle narrow and small, the three-dimensional scenic imaging effect is not good; 2, backlight panel can only provide the light of single property, does not carry particular color information, and the informational capacity of system is less, and the expansion prospect is limited.
Summary of the invention
The series of displays effect problems such as the display space field angle that the object of the invention is to overcome prior art is limited, the displaying contents quantity of information is limited propose a kind of multilayer liquid crystal modulation display device and method based on many projected array.
A kind of three-dimensional display apparatus based on many projected array and multilayer liquid crystal complex modulated, comprise many projected array, cylindrical lens array, diffusing screen, the liquid crystal display layer array arranged successively along light path, and the controller that is connected with the liquid crystal display layer array with described many projected array.
Described many projected array comprise that multilayer uniformly-spaced is arranged in many projector on the same vertical plane.
Many projected array are comprised of at least one projector, and the quantity of projector is determined by system's three-dimensional information total amount to display.
Described cylindrical lens array is formed by a plurality of cylindrical lens unit spliceds.
Cylindrical lens array is used for the compression projector pixel, and the image of different projector converges to diverse location on the diffusing screen by same cylindrical lens unit, laterally just in time splicing, and the size of cylindrical lens array and arranging is determined by many projected array.
There are conjugate relation in projector, cylindrical lens and diffusing screen three.
Described liquid crystal display layer array comprises two-layer at least liquid crystal display layer.
The number of plies of liquid crystal display layer is more, and the gross information content of system is larger, but the complicacy of taking into account system in actual applications guarantees the system compact structure simultaneously, usually selects 2～5 layers of liquid crystal display layer.
Described diffusing screen adopts the light diffusion material that is made of light transmissive material and fine granular or is the Polymer Dispersed Liquid Crystal dull and stereotyped (PDLC) of off-position.
Controller respectively with many projected array in every projector link to each other with every layer of liquid crystal display layer in the liquid crystal display layer array, being used for that three-dimensional information is carried out three dimensions describes, the according to the observation projected image of viewpoint and every projector of image space information calculations and every layer of Pixel Information that liquid crystal display layer is corresponding, projected image is sent into respectively corresponding projector, combination of pixels information compound display image is sent into respectively corresponding liquid crystal display layer, as the image source of 3-D display.
On the basis of above-mentioned three-dimensional display apparatus, the present invention also provides a kind of 3 D displaying method based on many projected array and multilayer liquid crystal complex modulated, may further comprise the steps:
1) determines the aerial image position of three-dimensional information to display;
2) according to aerial image position and observation viewpoint position, determine Pixel Information and the Pixel Information corresponding to each layer liquid crystal display layer of corresponding point on the diffusing screen;
3) according to step 2) in counter the pushing away of Pixel Information of corresponding point on the diffusing screen, determine the projection image information of every projector;
4) with step 2) in Pixel Information corresponding to each layer liquid crystal display layer be combined into image and send into respectively corresponding liquid crystal display layer, projection image information forms the image source of 3-D display jointly in the composograph in every layer of liquid crystal display layer and the step 3);
5) projection image information that sends of every projector focuses to diffusing screen through cylindrical lens array, by the diffusing screen diffusion and through the modulation of multilayer liquid crystal display layer, then is imaged as 3-D view in described aerial image position.
Concrete, described step 2) comprising:
A) three-dimensional information to display being carried out three-dimensional space describes;
B) arrive each layer liquid crystal display layer and diffusing screen from observing viewpoint position trace light path by described aerial image position, determine pixel is corresponding on the diffusing screen Pixel Information and every layer of Pixel Information that liquid crystal display layer is corresponding;
C) travel through all observation viewpoint positions and finish optical path-tracing, the Pixel Information that the calculating diffusing screen is had a few and all Pixel Information of every layer of liquid crystal display layer.
Compare with first technology, major advantage of the present invention is as follows:
1, by the diffusion effect of diffusing screen, make the shooting angle of backlight be extended to 140 degree, to increase the visible angle of three-dimensional visual field, promote the 3-D display effect;
2, by many projected array and the multilayer liquid crystal display layer passive complex modulated of master to three-dimensional image information, combine initiatively the two advantage of modulation system and liquid crystal display passive modulation mode of traditional Projection Display, strengthened the three-dimensional information gross information content of system;
3, the projector number in the system and the liquid crystal display layer number of plies can increase and decrease according to the requirement of three-dimensional scene information amount, so system has higher expansion.
Description of drawings
Fig. 1 is the multilayer liquid crystal modulating three-dimensional display device structure schematic diagram that the present invention is based on many projected array;
Fig. 2 is that the many projected array of the present invention are by cylindrical lens packed pixel schematic diagram;
Fig. 3 is diffusing screen diffusion schematic diagram of the present invention;
Fig. 4 is the light modulation schematic diagram of multilayer liquid crystal display layer array of the present invention.
Embodiment
The invention will be further described below in conjunction with drawings and Examples, but should not limit protection scope of the present invention with this.
As shown in Figure 1, Fig. 1 is the multilayer liquid crystal modulating three-dimensional display device structure schematic diagram that the present invention is based on many projected array, three-dimensional display apparatus of the present invention is furnished with many projected array 1, cylindrical lens array 2, diffusing screen 3, liquid crystal display layer array 7 successively along optical path direction, and is provided with respectively with many projected array 1 and is connected the controller 8 that is connected with the liquid crystal display layer array.Wherein, liquid crystal display layer array 7 is comprised of the first liquid crystal display layer 4, the second liquid crystal display layer 5, the 3rd liquid crystal display layer 6, and controller 8 and all projector and liquid crystal display layer are by electrical connection.
Need to prove, many projected array 1 are comprised of 1 or more projector, and its number is determined by the three-dimensional information total amount of concrete system.The arrangement mode of the present embodiment projector adopts multilayer uniformly-spaced to arrange, but should not limit protection scope of the present invention with this.
Cylindrical lens array is used for the compression projector pixel, and the image of different projector converges to diverse location on the diffusing screen, laterally just in time splicing by cylindrical lens array.Cylindrical lens array is formed by a plurality of cylindrical lens unit spliceds, and the size of cylindrical lens unit and arranging determines by many projected array, as shown in Figure 2.
It is that example is come the present invention is carried out concrete elaboration that the present embodiment adopts 3 projector.Position relationship between many projected array 1, cylindrical lens array 2, the diffusing screen 3 consists of conjugate relation by shown in Figure 2 between the three.Wherein, distance is P between the projector in many projected array 1, and the pixel size is Q on the diffusing screen 3, so the cylindrical lens width in the cylindrical lens array 2 is pixel wide sum, i.e. D=3*Q.
Diffusing screen can adopt the Polymer Dispersed Liquid Crystal dull and stereotyped (PDLC) of the light diffusion material that is made of light transmissive material and fine granular or off-position, and diffusing screen is projected after the instrument irradiation, and each pixel can be regarded independently pointolite as, consults Fig. 3.
Liquid crystal display layer array 8 comprises at least 2 layers of liquid crystal display layer, also can be three layers or more multi-layered.The number of plies is more, and the gross information content of system is larger, but the complicacy of taking into account system in actual applications guarantees the system compact structure simultaneously, usually selects 2～5 layers of liquid crystal display layer.It is that example is come the present invention is carried out concrete elaboration that the present embodiment adopts three layers of liquid crystal display layer.
Take three-dimensional display apparatus shown in Figure 1 as example, a kind of 3 D displaying method based on many projected array and multilayer liquid crystal complex modulated comprises following steps:
1) the aerial image position of definite three-dimensional information that will show;
2) according to the image space and observation viewpoint position of three-dimensional information in the space, determine Pixel Information and the Pixel Information corresponding to each layer liquid crystal display layer of corresponding point on the diffusing screen;
Particularly, shown three-dimensional scenic is carried out three-dimensional space to be described, as shown in Figure 4, image space information comprises size and the depth location information of imaging region, determine the respective pixel of every layer of liquid crystal display layer respective pixel and diffusing screen by three-dimensional scenic image space A from observing vision point 1 trace light path, be designated as LP1, LP2, LP3, PRO, then this observation vision point 1 is watched the information L (V1 of image space A, P) by the decision of multiplying each other of the transmitance information of every layer of liquid crystal display layer respective pixel, be designated as L (V1, P)=and LP1*LP2*LP3*PRO, the information getting method of these observation vision point 1 other image spaces of observation (such as B) is in like manner as can be known; For the information getting method of observing vision point 2, V3 observation image space A, B too in like manner as can be known, repeat no more here.
Travel through all observation viewpoint positions and finish optical path-tracing, can obtain following relational expression:
L＝PRO*L1*L2*L3
PRO in the following formula, L1, L2 and L3 correspond respectively to many projected array, the first liquid crystal display layer, the second liquid crystal display layer and the 3rd liquid crystal display layer and represent corresponding to the modulation matrix of light path, and L is corresponding to the matrix representation of the 3-D view of observation place, place.Controller 7 is found the solution corresponding modulation matrix PRO, L1, L2 and L3 according to all Pixel Information of every layer of liquid crystal display layer of image space information calculations of system.
3) according to step 2) in counter the pushing away of Pixel Information of corresponding point on the diffusing screen, determine the projection image information of every projector;
4) with step 2) in Pixel Information corresponding to each layer liquid crystal display layer be combined into image and send into respectively corresponding liquid crystal display layer, projection image information forms the image source of 3-D display jointly in the composograph in every layer of liquid crystal display layer and the step 3);
5) projection image information that sends of every projector focuses to diffusing screen through cylindrical lens array, by the diffusing screen diffusion and through the modulation of multilayer liquid crystal display layer, then is imaged as 3-D view in described aerial image position.
Although be that the present invention is described further by the mode of illustrating and give an example here; but should be realized that; the present invention is not limited to the above-described embodiment and examples; it is illustrative that the description of preamble only is considered to; and it is nonrestrictive; those skilled in the art can make multiple conversion or modification, as long as no leaving the scope and spirit essence of establishing in the claims, all are considered as within protection scope of the present invention.
Claims (8)
1. three-dimensional display apparatus based on many projected array and multilayer liquid crystal complex modulated, it is characterized in that, comprise many projected array, cylindrical lens array, diffusing screen, the liquid crystal display layer array arranged successively along light path, and the controller that is connected with the liquid crystal display layer array with described many projected array.
2. the three-dimensional display apparatus based on many projected array and multilayer liquid crystal complex modulated as claimed in claim 1 is characterized in that, described many projected array comprise that multilayer uniformly-spaced is arranged in many projector on the same vertical plane.
3. the three-dimensional display apparatus based on many projected array and multilayer liquid crystal complex modulated as claimed in claim 1 is characterized in that, described cylindrical lens array is formed by a plurality of cylindrical lens unit spliceds.
4. the three-dimensional display apparatus based on many projected array and multilayer liquid crystal complex modulated as claimed in claim 3 is characterized in that, described liquid crystal display layer array comprises two-layer at least liquid crystal display layer.
5. the three-dimensional display apparatus based on many projected array and multilayer liquid crystal complex modulated as claimed in claim 4 is characterized in that, described liquid crystal display layer is 2～5 layers.
6. the three-dimensional display apparatus based on many projected array and multilayer liquid crystal complex modulated as claimed in claim 1, it is characterized in that, described diffusing screen adopts the light diffusion material that is made of light transmissive material and fine granular or is the Polymer Dispersed Liquid Crystal flat board of off-position.
7. the 3 D displaying method based on each described three-dimensional display apparatus of claim 1～6 is characterized in that, may further comprise the steps:
1) determines the aerial image position of three-dimensional information to display;
2) according to aerial image position and observation viewpoint position, determine Pixel Information and the Pixel Information corresponding to each layer liquid crystal display layer of corresponding point on the diffusing screen;
3) according to step 2) in counter the pushing away of Pixel Information of corresponding point on the diffusing screen, determine the projection image information of every projector;
4) with step 2) in Pixel Information corresponding to each layer liquid crystal display layer be combined into image and send into respectively corresponding liquid crystal display layer, projection image information forms the image source of 3-D display jointly in the composograph in every layer of liquid crystal display layer and the step 3);
5) projection image information that sends of every projector focuses to diffusing screen through cylindrical lens array, by the diffusing screen diffusion and through the modulation of multilayer liquid crystal display layer, then is imaged as 3-D view in described aerial image position.
8. the 3 D displaying method based on many projected array and multilayer liquid crystal complex modulated as claimed in claim 7 is characterized in that described step 2) comprising:
A) three-dimensional information to display being carried out three-dimensional space describes;
B) arrive each layer liquid crystal display layer and diffusing screen from observing viewpoint position trace light path by described aerial image position, determine pixel is corresponding on the diffusing screen Pixel Information and every layer of Pixel Information that liquid crystal display layer is corresponding;
C) travel through all observation viewpoint positions and finish optical path-tracing, the Pixel Information that the calculating diffusing screen is had a few and all Pixel Information of every layer of liquid crystal display layer.
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104317120A (en) * | 2014-10-27 | 2015-01-28 | 中国科学院自动化研究所 | Free-viewpoint true three-dimensional display method and free-viewpoint true three-dimensional display system allowing many people to watch |
| CN109119007A (en) * | 2018-09-17 | 2019-01-01 | 北京唐冠天朗科技开发有限公司 | A kind of product multidimensional display systems and method and application |
| WO2019014847A1 (en) * | 2017-07-18 | 2019-01-24 | 辛特科技有限公司 | Method for recovering light field by means of time division by using lens |
| CN109946916A (en) * | 2019-04-25 | 2019-06-28 | 合肥工业大学 | A kind of projected light field display device and display methods based on multi-layer transparent diffuser screen |
| CN111025329A (en) * | 2019-12-12 | 2020-04-17 | 深圳奥比中光科技有限公司 | Depth camera based on flight time and three-dimensional imaging method |
| CN111818324A (en) * | 2020-05-26 | 2020-10-23 | 北京邮电大学 | Device and method for generating three-dimensional large-visual-angle light field |
| CN114425985A (en) * | 2022-02-28 | 2022-05-03 | 河南嘉晨智能控制股份有限公司 | Vehicle warning sign and device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5644369A (en) * | 1995-02-24 | 1997-07-01 | Motorola | Switchable lens/diffuser |
| CN1926469A (en) * | 2004-02-26 | 2007-03-07 | 大日本印刷株式会社 | Light diffusing screen |
| WO2008069077A1 (en) * | 2006-12-04 | 2008-06-12 | Sony Corporation | Imaging device and imaging method |
| CN101819375A (en) * | 2010-04-16 | 2010-09-01 | 浙江大学 | Total parallax three-dimensional display device |
| CN102540489A (en) * | 2012-03-23 | 2012-07-04 | 浙江大学 | Aperture adjustable three-dimensional displaying device and method thereof |
| CN102692805A (en) * | 2012-05-31 | 2012-09-26 | 浙江大学 | Multilayer liquid crystal-based projection type three-dimensional display device and method |
| CN102854630A (en) * | 2012-09-27 | 2013-01-02 | 李志扬 | Three-dimensional display device based on constructive interferences |
-
2013
- 2013-08-02 CN CN201310335393.7A patent/CN103364961B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5644369A (en) * | 1995-02-24 | 1997-07-01 | Motorola | Switchable lens/diffuser |
| CN1926469A (en) * | 2004-02-26 | 2007-03-07 | 大日本印刷株式会社 | Light diffusing screen |
| WO2008069077A1 (en) * | 2006-12-04 | 2008-06-12 | Sony Corporation | Imaging device and imaging method |
| CN101819375A (en) * | 2010-04-16 | 2010-09-01 | 浙江大学 | Total parallax three-dimensional display device |
| CN102540489A (en) * | 2012-03-23 | 2012-07-04 | 浙江大学 | Aperture adjustable three-dimensional displaying device and method thereof |
| CN102692805A (en) * | 2012-05-31 | 2012-09-26 | 浙江大学 | Multilayer liquid crystal-based projection type three-dimensional display device and method |
| CN102854630A (en) * | 2012-09-27 | 2013-01-02 | 李志扬 | Three-dimensional display device based on constructive interferences |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104317120A (en) * | 2014-10-27 | 2015-01-28 | 中国科学院自动化研究所 | Free-viewpoint true three-dimensional display method and free-viewpoint true three-dimensional display system allowing many people to watch |
| WO2019014847A1 (en) * | 2017-07-18 | 2019-01-24 | 辛特科技有限公司 | Method for recovering light field by means of time division by using lens |
| CN109119007A (en) * | 2018-09-17 | 2019-01-01 | 北京唐冠天朗科技开发有限公司 | A kind of product multidimensional display systems and method and application |
| CN109946916A (en) * | 2019-04-25 | 2019-06-28 | 合肥工业大学 | A kind of projected light field display device and display methods based on multi-layer transparent diffuser screen |
| CN111025329A (en) * | 2019-12-12 | 2020-04-17 | 深圳奥比中光科技有限公司 | Depth camera based on flight time and three-dimensional imaging method |
| CN111818324A (en) * | 2020-05-26 | 2020-10-23 | 北京邮电大学 | Device and method for generating three-dimensional large-visual-angle light field |
| CN114425985A (en) * | 2022-02-28 | 2022-05-03 | 河南嘉晨智能控制股份有限公司 | Vehicle warning sign and device |
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