CN101276136B - Image display system and method, and screen device - Google Patents
Image display system and method, and screen device Download PDFInfo
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- CN101276136B CN101276136B CN2008100878627A CN200810087862A CN101276136B CN 101276136 B CN101276136 B CN 101276136B CN 2008100878627 A CN2008100878627 A CN 2008100878627A CN 200810087862 A CN200810087862 A CN 200810087862A CN 101276136 B CN101276136 B CN 101276136B
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- image display
- screen apparatus
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/54—Accessories
- G03B21/56—Projection screens
- G03B21/60—Projection screens characterised by the nature of the surface
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/10—Projectors with built-in or built-on screen
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/12—Picture reproducers
- H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
- H04N9/3129—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] scanning a light beam on the display screen
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B30/00—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/30—Image reproducers
- H04N13/363—Image reproducers using image projection screens
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Projection Apparatus (AREA)
- Transforming Electric Information Into Light Information (AREA)
- Overhead Projectors And Projection Screens (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Controls And Circuits For Display Device (AREA)
Abstract
An image display system that includes: a projector; and a screen device that displays a projection image being a projection result from the projector. In the image display system, the screen device includes a plurality of light diffusion units each having characteristics of light transmission and characteristics of light diffusion, and among the plurality of light diffusion units, the projection image is diffused by a second light diffusion unit after passing through a first light diffusion unit.
Description
Technical field
The present invention relates to use image display system, the method for displaying image of projector's display image and the screen apparatus that is used in image display system.
Background technology
In the projector as the image display device of porjection type, the screen that is used to reproduce projects images is indispensable.Method as the classification of the screen of the projects images that is used for the Display projector machine, the hard screen that is difficult to damaged hard-type is arranged, take in and move the such sorting technique of the screen of soft type easily and based on the screen of the preceding throwing type of the projecting direction of projector, the such sorting technique of screen of rear projection type.
Using under the situation of any screen, all can hinder moving of people etc. owing to the existence of screen, perhaps direction of observation is limited.Therefore, the image display system that projector and screen combination are got up mainly uses in limited place such as meeting room, cinema.
Relative therewith, there are screens (for example with reference to patent documentation 1, patent documentation 2) such as " mist screen ", " white smoke background " recently.
Patent documentation 1 disclosed technology (being called the 1st prior art) produces mist by plane earth equably and forms screen (mist screen), and demonstration is from image projection apparatus image projected such as projectors on formed mist screen.According to such mist screen, can not hinder moving of people etc., the people can enter in the screen, also can place article or the people passes screen.
Therefore, such mist screen can be formed on the path in for example airport, station, hospital, shopping center etc., thus as showing to the Direction Signs of destination or the guiding display board of various information, can be used in comings and goings, displaying etc. in addition, work as the device of the performing effect that is used to do not had before this, can construct the new image display system that mist screen and projector are combined.
In addition, patent documentation 2 disclosed technology (being called the 2nd prior art) form screen (white smoke background) by producing white cigarette, show from image projection apparatus image projected such as projectors on formed white smoke background.White smoke background like this is also same with mist screen, and the people can enter in the screen, also can place article or the people passes screen, so can similarly use with the mist screen.
Patent documentation 1: the spy opens flat 4-287032 communique
Patent documentation 2: the spy opens flat 7-56235 communique
Yet, when above-mentioned mist screen and white smoke background being arranged on for example path (road) waits, if between image projection apparatus such as projector and screen, have people, thing, then people, thing block projection light, on the image on the screen, produce the shadow of people, thing, thereby have the problem that other people can not see image.
Summary of the invention
The object of the invention is to provide a kind of and can be subjected to the existence of people, thing to influence image display system, the method for displaying image of ground display image and the screen apparatus that is used in described image display system.
(1) image display system of the present invention, has projector and demonstration screen apparatus from the projects images of described projector projection, it is characterized in that, described screen apparatus has: a plurality of light diffusion units that have the photopermeability that makes light transmission and make the light diffusing of light diffusion, the projects images that the 1st smooth diffusion unit in described a plurality of smooth diffusion units sees through is by the 2nd smooth diffusion unit diffusion.
Image display system of the present invention, owing to there are a plurality of smooth diffusion units, each light diffusion unit has photopermeability and light diffusing, so can be at each light diffusion unit display image from the projects images of each projector.Therefore, even when the people enters screen apparatus or places article, also carry out the demonstration of image, so the people of the periphery of screen apparatus can not be subjected to the influence ground of the existence of the interior people of screen apparatus, thing etc. to see projects images by any light diffusion unit.
(2) in described (1) described image display system, preferably: described projector, to dispose a plurality of from the mode of mutually different direction projects images with respect to described screen apparatus.
Like this, by a plurality of projectors from different direction projects images, so even from the projects images of a certain projector by people wait block, also can show projects images from other projectors.Thus, even when for example people enters in the screen apparatus, also can not be subjected to the influence ground of the existence of the people in the screen apparatus to show projects images.
(3) in described (2) described image display system, preferably: described projector is being clipped described screen apparatus when relatively being arranged on side's side and the opposing party's side, be arranged on the mirror image of projector's projection of described the opposing party's side from the projects images of projector's projection of described side's side.
Like this, be arranged on the mirror image of projector's projection of the opposing party's side from the projects images of projector's projection of side's side, even for example coming the projects images of the projector of My World side is thus blocked by the existence that enters the people in the screen apparatus, because the mirror image of the projects images that the projection of the opposing party's projector is throwed from the projector of side's side, so not only enter the people of screen apparatus, people on every side also can the information of reading displayed on screen apparatus.
(4) in each the described image display system in described (1)～(3), preferably: described smooth diffusion unit uses that have can be because of applying the textile material of the material that external force swings.
Forms because the light diffusion unit is the cloth by softness, enter between light diffusion unit and the light diffusion unit, behavior such as perhaps article are placed between light diffusion unit and the light diffusion unit so can easily carry out people's grade.In addition, can there be the super fiber as thin as a wafer that has used the following super extra fine filament of 7 daniers by applying the cloth of the condition that external force swings as having the photopermeability that makes light transmission and making the light diffusing of light diffusion and have.
(5) in each the described image display system in described (1)～(4), preferably: described smooth diffusion unit has at least one slit.
By making each light diffusion unit have the slit, the people can pass screen apparatus along the projecting direction of projector.Thus, image display system of the present invention can be used in the using method that road information and various information were located, shown to the path that for example is arranged in the buildings etc.
(6) in each the described image display system in described (1)～(5), preferably: described smooth diffusion unit is configured to: along the light transmission face of the adjacent light diffusion unit of the projecting direction of described projector relative with the light diffusingsurface to.
One example of the collocation method of this expression light diffusion unit be under the situation of for example curtain on plane at the light diffusion unit, makes light diffusion unit straight line arranged side by side in act relative mode of face separately of each light diffusion unit.The a plurality of smooth diffusion units of configuration then from projector's projects images, are presented at respectively on a plurality of smooth diffusion unit of the projecting direction of this projector configuration from projector's image projected thus like this.
(7) in each the described image display system in described (1)～(5), preferably: described smooth diffusion unit be configured to from above form a plurality of rings when observing described screen apparatus, and be configured to described a plurality of ring and form a plurality of layers.
This also represents an example of the collocation method of light diffusion unit, by a plurality of smooth diffusion units of such configuration, can construct three-dimensional screen apparatus, by on such screen apparatus from various angles by projector's projects images, can show and have relief image.
(8) in described (7) described image display system, preferably: described ring is circular.
By a plurality of smooth diffusion units of such configuration, can construct the screen apparatus of outward appearance with drum.By on the screen apparatus of constructing like this from various angles by projector's projects images, can show and have relief image, can carry out the method for the demonstration of the image different with the screen apparatus in the past plane.
(9) in described (7) described image display system, preferably: described ring is a polygon.
By a plurality of smooth diffusion units of such configuration, can construct the screen apparatus of outward appearance with polygon prism shape.By on the screen apparatus of constructing like this from various angles by projector's projects images, identical with columnar screen apparatus, can show and have relief image, can carry out the method for the demonstration of the image different with the screen apparatus in the past plane.
(10) in each the described image display system in described (1)～(5), preferably: described smooth diffusion unit is configured to: from above be clathrate when observing described screen apparatus.
By such configuration light diffusion unit, can projector be configured in the four directions in the mode of for example surrounding screen apparatus, thereby to the face projects images in the four directions of screen apparatus.Thus, can show the different image of screen apparatus with in the past plane, the method that can carry out the demonstration of the image different in addition with the screen apparatus of columnar screen apparatus, polygon prism.
(11) method for displaying image of the present invention, it is characterized in that: on screen apparatus, show projects images, described screen apparatus has a plurality of light diffusion units that have the photopermeability that makes light transmission and make the light diffusing of light diffusion, and the projects images that the 1st smooth diffusion unit in described a plurality of smooth diffusion units sees through is by the 2nd smooth diffusion unit diffusion.
Show by carry out image by such method, can access and the identical effect of described (1) described image display system.In addition, in method for displaying image of the present invention, also preferably have and the identical feature of the described image display system in described (2)～(10).
(12) screen apparatus of the present invention, demonstration is from the projects images of projector's projection, it is characterized in that, have: a plurality of light diffusion units that have the photopermeability that makes light transmission and make the light diffusing of light diffusion, the projects images that the 1st smooth diffusion unit in described a plurality of smooth diffusion units sees through is by the 2nd smooth diffusion unit diffusion.
Screen apparatus and the combination of a plurality of projector by having such structure can constitute described (1) described image display system.In addition, in screen apparatus of the present invention, also preferably have and the identical feature of the described image display system in described (2)～(10).
Description of drawings
Fig. 1 is the figure of the structure of the related image display system of expression embodiment 1;
Fig. 2 is the figure that the structure of the PJ1 of projector, PJ2 represented in summary;
Fig. 3 is the figure that schematically shows the structure of the related image display system of embodiment 2;
Fig. 4 is the figure that schematically shows the state that throws to screen apparatus 100 by 2 PJ1 of projector, PJ2;
Fig. 5 is the figure of the example that the position is set of projector PJ1, the PJ2 of expression when considering the influencing of human eye;
Fig. 6 is the figure that makes use-case (its 1) of the related image display system of expression embodiment 1;
Fig. 7 is the figure that makes use-case (its 2) of the related image display system of expression embodiment 1;
Fig. 8 is the figure that schematically shows the structure of the related image display system of embodiment 2;
Fig. 9 is the figure that makes use-case of the related image display system of expression embodiment 2;
Figure 10 is the figure that schematically shows the structure of the related image display system of embodiment 3;
Figure 11 is the figure that schematically shows the structure of the related image display system of embodiment 4;
Figure 12 is the figure when representing that as the variation of the related image display system of embodiment 4 screen apparatus is made as the polygon prism shape;
Figure 13 is the figure that schematically shows the structure of the related image display system of embodiment 5;
Figure 14 is other the figure that use-case is simplified represent with image display system of the present invention.
Symbol description
100: screen apparatus
101: curtain (screen, shadow curtain)
101a: curtain face
110: bracing or strutting arrangement
S: slit
PJ1, PJ2, PJ3 ...: projector
SCR11～SCR13 ...: the 1st～the 3rd cylinder screen
SCR21～SCR23 ...: the 1st～the 3rd polygon prism screen
Embodiment
Below, embodiments of the present invention are described.
[embodiment 1]
Fig. 1 is the figure that the structure of the image display system that embodiment 1 is related represented in summary.The image display system that embodiment 1 is related, comprise: screen apparatus 100, it has the curtain 101,101 as the light diffusion unit ... with with curtain 101,101 ... the x direction of principal axis of each act face 101a in Fig. 1 on have predetermined space ground relatively to the bracing or strutting arrangement 110 that supports of mode; At least 1 (being 2 in the embodiment 1) PJ1 of projector, PJ2, they from mutually different directions to screen apparatus 100 projects images, thereby at curtain 101,101 ... each act face 101a go up display image.
Curtain 101,101 ..., the character (being called light diffusing) that has the character (being called photopermeability) that makes light transmission and light is spread, and by thin soft cloth making.In addition, curtain 101,101 ... preferably have the light transmission rate bigger than light diffusivity.
As the cloth that can satisfy above-mentioned condition, the light diffusing that promptly has the photopermeability that makes light transmission and light is spread, and thin and soft, have the light transmission rate bigger in addition than light diffusivity, there is the super fiber as thin as a wafer that has for example used the following super extra fine filament of 7 daniers.In addition, as the super fiber as thin as a wafer that has used the super extra fine filament below 7 daniers, can enumerate the super fiber as thin as a wafer that is known as super organza (ス one パ one オ one ガ Application ザ).
Bracing or strutting arrangement 110 has: 2 frames 111,112 that are provided with along the projecting direction of projector, and be erected between these frames 111,112, hang curtain 101,101 ... a plurality of suspensions with parts 113,113 ...In addition, bracing or strutting arrangement 110 is not limited to structure shown in Figure 1, according to place that image display system of the present invention is set etc., can use various structures.
In addition, curtain 101,101 ..., curtain shape ground is from hanging with parts 113,113 ... hang, do not apply the tension force of above-below direction (diagram z direction of principal axis) at least.In addition, preferably with at curtain 101,101 ... each act face 101a go up and on transverse direction (the y direction of principal axis among Fig. 1), not produce mode that big " fold " wait from hanging with parts 113,113 ... hang.
Like this, screen apparatus 100 constitutes: only curtain 101,101 ... curtain shape ground is from the suspension parts 113,113 of bracing or strutting arrangement 110 ... hang, and,, perhaps place article so the people is entered between curtain and the curtain by the making of softness than grenadine.
In addition, the projector of the side among the PJ1 of projector, the PJ2 (being made as the PJ1 of projector) is set to the projection of carrying out preceding throwing pattern.In addition, the opposing party's projector (being made as the PJ2 of projector) is set to the projection of carrying out the rear-projection pattern.That is, be set at the mirror image of the projects images of being throwed from the PJ2 of this projector projection PJ1 of projector.
In addition, in the related image display system of the embodiments of the present invention, be set at two PJ1 of projector, PJ2 projection identical information, but also can show different information.In addition, the setting of the projecting pattern of the PJ1 of projector, PJ2, show the setting of which type of information, can wait by the supvr of image display system of the present invention to preestablish.
Fig. 2 is the figure of the structure of the summary optical system of representing the PJ1 of projector, PJ2.The PJ1 of projector, PJ2 as shown in Figure 2, have: light supply apparatus 10, and it has light source 11, lens arra 12 and overlapping lens 13; The 1st dichronic mirror 21, it will be separated into red light and other coloured light from the light of light supply apparatus 10; The 2nd dichronic mirror 22, it will be separated into green light and blue light by other coloured light that the 1st dichronic mirror 21 separates; Optical modulation element (liquid crystal panel) 23R that red light is modulated; Optical modulation element (liquid crystal panel) 23G that green light is modulated; Optical modulation element (liquid crystal panel) 23B that blue light is modulated; Catoptron 24, its red light that will pass through the 1st dichronic mirror 21 is directed to optical modulation element 23R; Relay lens 25,26 and catoptron 27,28, the blue light that they will pass through the 2nd dichronic mirror 22 is directed to optical modulation element 23B; Cross colour splitting prism 29, it will be by the light compositing of optical modulation element 23R, 23G, 23B modulation; Projection optics system 30, it will be throwed by cross colour splitting prism 29 synthetic image light.
In addition, each optical modulation element 23R, 23G, 23B are not limited to use the optical modulation element of liquid crystal, also can use the optical modulation element of micro mirror type.
Fig. 3 is the figure that schematically shows the structure of the related image display system of embodiment 1, specifically, is the curtain 101,101 of expression screen apparatus 100 shown in Figure 1 ... figure with the relation of the PJ1 of projector, PJ2.In addition, Fig. 3 (a) is the stereographic map of the related image display system of embodiment 1, and Fig. 3 (b) is a vertical view of observing the related image display system of embodiment 1 from the top, and in Fig. 3, the diagram of bracing or strutting arrangement 110 is omitted.
As shown in Figure 3, the structure of employed screen apparatus 100 is in the related image display system of embodiment 1, with curtain 101,101 ... the relative mode of each act face 101a dispose curtain 101,101 ...In addition, being spaced apart roughly uniformly-spaced of each act face 101a (for example interval about tens of centimetres), and each act face 101a be arranged in parallel.
Fig. 4 is the figure that schematically shows the state that throws to screen apparatus 100 by 2 PJ1 of projector, PJ2.As shown in Figure 4, the projection of throwing pattern before the PJ1 of projector carries out, the PJ2 of projector carries out the projection of rear-projection pattern.In Fig. 4, from the PJ1 of projector by the projection of preceding throwing pattern for example " A, B, C ... " image, from the PJ2 of projector by the rear-projection pattern is throwed " A, B, C ... " equally image.
In addition, at this moment,, be configured to display position unanimity separately on each act face 101a from the PJ1 of projector image projected and from the PJ2 of projector image projected.Therefore, when the PJ1 of projector side is observed, " A, B, C ... " image show with correct words direction.
In addition, curtain 101,101 ... have photopermeability and light diffusing, and photopermeability is than light diffusing height, so from the PJ1 of projector, PJ2 image projected, see through curtain 101,101 ... each act face 101a, and be presented at curtain 101,101 ... each act face 101a on.
In addition, from the PJ1 of projector image projected and from the PJ2 of projector image projected, curtain near the position of each PJ1 of projector, PJ2 then shows clearly more more, the readability that then shows away from the curtain of the position of each PJ1 of projector, PJ2 reduces more more, if but the number of curtain such as enforcement mode 1 related image display system be depicted as about 5, then be presented at the sharpness that image on the curtain of position farthest also has the degree that can fully discern respectively from each PJ1 of projector, PJ2.
By using such screen apparatus 100 composing images display systems, the image that is incident upon on the screen apparatus 100 by the PJ1 of projector, PJ2 is presented at curtain 101,101 as shown in Figure 4 ... each act face 101a on.Therefore, in image display system shown in Figure 4, even the people enters screen apparatus 100 interior (between curtain and the curtain) thereby becomes the state that for example will block from the projection light of the PJ1 of projector, owing to the projects images that is showing by the rear-projection pattern from the PJ1 of projector, so the people that enter in the screen apparatus 100 also can see the image that is presented on the screen apparatus 100.In addition, not only enter the people in the screen apparatus 100, the people around the screen apparatus 100 also can see the image that is presented on the screen apparatus 100.
In addition, in image display system of the present invention, the people might enter in the screen apparatus 100, so the light of the light source of each PJ1 of projector, PJ2 may enter human eye, but in the time of in the people enters screen apparatus 100, projection light is through curtain 101,101 ... be radiated on the person,, reduce for the influence of eyes significantly so compare with the situation that the light of the light source of the PJ1 of projector, PJ2 directly enters eyes.
In addition, in order further to reduce influence, preferably as shown in Figure 5, the PJ1 of projector, PJ2 are arranged on than the sufficiently high position of general people's sight line to human eye.By the PJ1 of projector, PJ2 being arranged on position as shown in Figure 5, can prevent that the light of the light source of the PJ1 of projector, PJ2 from directly entering human eye.In addition, preferably the PJ1 of projector, PJ2 are arranged on this situation of position shown in Figure 5, in other embodiment described later too.
By being made as the image display system in the embodiment 1, the people is entered in the screen apparatus 100, perhaps place article, so can be in the comings and goings meeting-place, exhibition hall, the displaying Room, dining room etc. locate to carry out the various performances with people, thing and image combination, can construct and different before this new image display systems.Especially, show projects images with the state that on a plurality of curtains, has the depth of field (depth), so the animated image of spontaneous phenomenons such as flame, water becomes the higher photorealism of texture from projector.In addition, can carry out the demonstration of Word message etc. effectively.
Fig. 6 is the figure that makes use-case (its 1) of the related image display system of expression embodiment 1.Fig. 6 is incident upon example on the screen apparatus 100 with the animated image from the wave of projector (in Fig. 6 expression), and Fig. 6 (b) is incident upon example on the screen apparatus 100 with the animated image from the flame of projector.Shown in Fig. 6 (a) and (b), be presented at a plurality of curtains 101,101 from the animated image of the wave of projector projection, flame is multiple ... on, so become the higher photorealism of texture with depth of field.
In addition, Fig. 7 is the figure that makes use-case (its 2) of the related image display system of expression embodiment 1.Fig. 7 illustrates the figure that embodiment 1 related image display system is used the example of locating in dining room, coffee shop etc.Fig. 7 has exemplified such situation: guest 301 and salesman 302 relative to the place, for example the top of sales counter 303 hangs a plurality of curtains 101,101 from ceiling ... (in the example of Fig. 7, curtain being made as 2).Like this, Fig. 7 pitchs a tent cloth 101,101 as the example of the display board of menu with 2, from the image of the kind of projector's (expression among Fig. 7) projection display menu etc.
When using the related image display system of embodiment 1 as shown in Figure 7, curtain the 101, the 101st, thin soft cloth, and (see-through) is higher for see-through, so can not give guest 301 and salesman 302 with constriction, can build and different in the past new atmosphere.In addition, this moment, there were many (being 2 in Fig. 7) in curtain, so even people's (being salesman 302 in Fig. 7) enters between curtain and the curtain, also can observe menu from all directions in the shop.In addition, in Fig. 7, it seems the image that is projected position farthest from guest 301, is to have seen through the 2nd shown image on wall 304 of image of pitching a tent cloth 101.
As above illustrated, the image display system that embodiment 1 is related, can construct and different before this new image display systems, by use in the comings and goings meeting-place, exhibition hall, the displaying Room, dining room etc. locate, and can form brand-new noticeable image display system.In addition, the image display system that embodiment 1 is related when this image display system is set, does not need large-scale construction etc., can be provided with cheap and simply, and mobile grade is also easy, so can be used in various fields neatly.
[embodiment 2]
Fig. 8 is the figure that schematically shows the structure of the related image display system of embodiment 2, Fig. 8 is the corresponding figure of employed Fig. 3 in the explanation with the related image display system of embodiment 1, Fig. 8 (a) is a stereographic map, and Fig. 8 (b) is a vertical view of observing image display system from the top.In addition, in Fig. 8, the structure that can be designed as the integral body that comprises bracing or strutting arrangement 110 grades is identical with Fig. 1.
The image display system that embodiment 2 is related is at the curtain 101,101 that constitutes screen apparatus 100 ... each act face 101a on the slit S of an above-below direction (the z direction of principal axis among Fig. 8) is set at least.In example shown in Figure 8, represented such example: at curtain 101,101 ... each act face 101a on, equally spaced be provided with 2 slit S of above-below direction.In addition, in Fig. 8, represented slit S is arranged to from curtain 101,101 ... the lower end arrive always the upper end example, but might not be arranged to arrive always the upper end.
The image display system that embodiment 2 is related, screen apparatus 100 is made as structure shown in Figure 8, identical with the related image display system of embodiment 1 thus, the people can enter between curtain and the curtain, in addition in addition, in the related image display system of embodiment 2, the people can move along the projecting direction (the x direction of principal axis among Fig. 8) of the PJ1 of projector, PJ2.That is, owing to be arranged on curtain 101,101 ... on the existence of slit S, the people can be in turn at curtain 101,101 ... in move, the people can pass screen apparatus 100 along the projecting direction of the PJ1 of projector, PJ2 thus.
Like this, in the related image display system of embodiment 2, the people can pass screen apparatus 100 along the projecting direction of projector, so except the using method identical with the related image display system of embodiment 1, also can be arranged on path in the large-scale buildings such as for example airport, station, hospital, shopping center etc. etc. and locate, show various information such as road information.
Fig. 9 is the figure that makes use-case of the related image display system of expression embodiment 2.Fig. 9 be with embodiment 2 related image display systems be arranged on path place in the buildings on airport, with the example of screen apparatus 100 as the guiding display board.
By screen apparatus 100 is set as shown in Figure 9, screen apparatus 100 is present in pedestrian's direct of travel front, thus the pedestrian can be mobile hardly the visual curtain 101,101 that is projected onto screen apparatus 100 in sight line ground ... on Direction Signs.Thus, the pedestrian can not miss Direction Signs, can easily learn the position of the destination of oneself wanting.In addition, curtain 101,101 ... be thin soft cloth, and at each curtain 101,101 ... be provided with slit S, so can not give the current influence that brings.
In addition, screen apparatus 100 by pitching a tent cloth 101,101 more ... constitute, at each curtain 101,101 ... on all throwed Direction Signs, even so the pedestrian beyond own enter in the screen apparatus 100, thereby also can prevent owing to enter the complete invisible situation of pedestrian's Direction Signs in the screen apparatus 100.
[embodiment 3]
Figure 10 is the figure that schematically shows the structure of the related image display system of embodiment 3, Figure 10 is the corresponding figure of employed Fig. 3 in the explanation with the related image display system of embodiment 1, Figure 10 (a) is a stereographic map, and Figure 10 (b) is a vertical view of observing image display system from the top.In addition, in Figure 10, the structure that can be designed as the integral body that comprises bracing or strutting arrangement 110 grades is identical with Fig. 1.
In the related image display system of embodiment 3, the curtain 101,101 of screen apparatus 100 ... form: with the curtain 101,101 of employed screen apparatus 100 in the related image display system of embodiment 1 and embodiment 2 ... compare the narrower shape of width of transverse direction (the y direction of principal axis among Figure 10).And, the curtain of the shape that such width is the narrower (curtain 101,101 that is called elongate in shape ...) at the projecting direction of the PJ1 of projector, PJ2 and cross configuration randomly on the direction of (vertically) projecting direction.
Specifically, as shown in figure 10, on the direction vertical (the y direction of principal axis among Figure 10) with the projecting direction of the PJ1 of projector, PJ2, the curtain 101,101 of elongate in shape ... number be at random at interval, in addition on the projecting direction (the x direction of principal axis among Figure 10) of the PJ1 of projector, PJ2, the curtain 101,101 of elongate in shape ... number with also be at random at interval.
In addition, the curtain 101,101 that is disposing elongate in shape as shown in Figure 10 randomly ... the time, for the part of the projects images that prevents projector is not presented on any curtain and the situation of passing screen apparatus 100, preferably with the curtain 101,101 of elongate in shape ... be configured to: when projecting direction (the x direction of principal axis Figure 10) view screen device 100, the bigger gap of the opposite side that can directly see screen apparatus 100 is not set from a side of screen apparatus 100 along projector.
The screen apparatus of the image display system that embodiment 3 is related has structure shown in Figure 10, and identical with the related image display system of embodiment 2 thus, the people can pass screen apparatus 100 along the projecting direction of the PJ1 of projector, PJ2.And then, in the related image display system of embodiment 3, the curtain 101,101 of elongate in shape ... be random arrangement, so can realize the multiple using method that degree of freedom is higher.
In addition, in Figure 10, represented such example: the curtain 101,101 of elongate in shape ... the curtain 101,101 that is configured to the elongate in shape that exists on the projecting direction of the PJ1 of projector, PJ2 ... relatively to each act face 101a parallel to each other, but be not limited thereto, the direction that also can be configured to each act face 101a also at random, for example: parallel between relative some act face 101a, form certain angle a little between perhaps relative some act face 101a.
[embodiment 4]
Figure 11 is the figure that schematically shows the structure of the related image display system of embodiment 4, and employed Fig. 3 (b) is identical in the explanation of the image display system that Figure 11 and embodiment 1 are related, is the vertical view of observing image display system from the top.In addition, in Figure 11, the structure that can be designed as the integral body that comprises bracing or strutting arrangement 110 grades is identical with Fig. 1.
The image display system that embodiment 4 is related, as employed curtain in the screen apparatus 100, can use employed curtain 101 in the screen apparatus 100 of the related image display system of embodiment 1,101 ... (with reference to Fig. 3), the employed curtain 101 that is provided with slit S in the screen apparatus 100 of the image display system that embodiment 2 is related, 101 ... (with reference to Fig. 8), the curtain 101 of employed elongate in shape in the screen apparatus 100 of the image display system that embodiment 3 is related, 101 ... in (with reference to Figure 10) any one, but in Figure 11, enumerated and used curtain 101 with slit S, 101 ... situation.
The image display system that embodiment 4 is related, as shown in figure 11, be configured to from above during view screen device 100, curtain 101,101 ... form a plurality of rings, and be configured to these a plurality of rings and form a plurality of layer.In image display system shown in Figure 11, be mixed with: encircle and be circle, and each circular total center.In addition, each circular center also can have the dislocation of a little.In addition, ring needn't also can be the circle of distortion a little for just round, also can not be circle but oval in addition.
By disposing curtain 101,101 as shown in Figure 11 ..., the screen apparatus 100 of the image display system that embodiment 4 is related is made of the screen of 3 drums of total central shaft.In addition, from central side, the screen of these 3 drums is called the 1st cylinder screen SC R11, the 2nd cylinder screen SC R12, the 3rd cylinder screen SC R13.
Wherein, the 1st cylinder screen SC R11 pitchs a tent cloth 101,101 by 2 ... constitute, the 2nd cylinder screen SC R12 pitchs a tent cloth 101,101 by 3 ... constitute, the 3rd cylinder screen SC R13 pitchs a tent cloth 101,101 by 4 ... constitute.
In addition, the number that constitutes the curtain of the 1st～the 3rd cylinder screen SC R11～SCR13 is not limited to the example of Figure 11 certainly, can be according to the scale of the integral body of screen apparatus 100 and suitably change.In addition, cylindrical circular the 1st～the 3rd cylinder screen SC R11～SCR13, columnar central shaft unanimity separately is not a necessary condition, and the dislocation of a little also can be arranged.
In addition, in image display system shown in Figure 11,3 PJ1 of projector, PJ2, PJ3 are configured to surround the screen apparatus 100 of drum.
The screen apparatus of the image display system that embodiment 4 is related uses the curtain 101,101 with slit S ... so the people can pass the screen apparatus 100 of drum along the projecting direction of each PJ1 of projector, PJ2, PJ3.
In addition, in the related image display system of embodiment 4, to screen apparatus 100 projects images, have relief image from various angles by the PJ1 of projector, PJ2, PJ3, can be used in the image display system different purposes related with embodiment 1～3 so can show.
For example, can be on the airport etc. the megaron etc. of large-scale buildings locate to be provided with the related image display system of embodiment 4, can be used in the purposes of throwing the image of diversified Direction Signs from the PJ1 of projector, PJ2, PJ3.In addition, by in movable meeting-place, show that the Room etc. locates to be provided with the related image display system of embodiment 4, can access therewith before different brand-new performing effects.
In addition, as the variation of the related image display system of embodiment 4, also can consider ring is made as polygon.That is, be configured to from above during view screen device 100, curtain 101,101 ... form a plurality of polygons, and be configured to a plurality of layers of these a plurality of polygon formation.
Figure 12 is the figure of the variation of the related image display system of expression embodiment 4.Employed Fig. 3 (b) is identical in the explanation of the image display system that Figure 12 and embodiment 1 are related, is the vertical view of observing image display system from the top.In addition, in Figure 12, the structure that can be designed as the integral body that comprises bracing or strutting arrangement 110 grades is identical with Fig. 1.
The screen apparatus 100 of image display system shown in Figure 12 forms, from above 3 polygons at total center during view screen device 100.Therefore, the screen apparatus 100 of image display system shown in Figure 12 is made of the screen of 3 polygon prism shapes.In addition, from central side, the screen of these 3 polygon prism shapes is called the 1st polygon prism screen SC R21, the 2nd polygon prism screen SC R22, the 3rd polygon prism screen SC R23.
In addition, as the curtain that constitutes the 1st～the 3rd polygon prism screen SC R21～SCR23, can use employed curtain 101 in the screen apparatus 100 of the related image display system of embodiment 1,101 ... (with reference to Fig. 3), the employed curtain 101 that is provided with slit S in the screen apparatus 100 of the image display system that embodiment 2 is related, 101 ... (with reference to Fig. 8), the curtain 101 of employed elongate in shape in the screen apparatus 100 of the image display system that embodiment 3 is related, 101 ... in (with reference to Figure 10) any one, but in Figure 12, enumerated the curtain 101 that uses elongate in shape, 101 ... the situation of (with reference to Figure 10).
Figure 12 (a) is such example: from above during view screen device 100, among in the 1st～the 3rd polygon prism screen SC R21～SCR23 all, all formed curtain 101,101 with elongate in shape ... the length (the axial length of the y among Figure 10) of Width of each curtain be made as polygon on one side.
In addition, Figure 12 (b) is such example: from above during view screen device 100, at the 1st polygon prism screen SC R21, the Width length that has formed the curtain 101 of 1 elongate in shape is made as polygon on one side, at the 2nd polygon prism screen SC R22, the Width length that has formed the curtain 101 of 2 elongate in shape is made as polygon on one side, and at the 3rd polygon prism screen SC R23, the Width length that has formed the curtain 101 of 3 elongate in shape is made as polygon on one side.
In addition, in Figure 12, enumerated 6 limit shapes, but be not limited to 6 limit shapes as polygon.In addition, in Figure 12, be configured to the total center of each polygon, but the dislocation that each polygonal center can have a little.In addition, the number that constitutes the curtain of the 1st～the 3rd polygon prism screen SC R21～SCR23 is not limited to the example of Figure 12 certainly, can be according to the scale of the integral body of screen apparatus 100 and suitably change.
And too, 3 PJ1 of projector, PJ2, PJ3 are configured to surround screen apparatus 100 when the shape that screen apparatus 100 is made as shown in Figure 12 (a) and (b).
Also the screen apparatus with shown in Figure 11 is identical when the structure of screen apparatus 100 being arranged to as shown in Figure 12, can show to have relief image.
In addition, in the related image display system of Figure 11 and embodiment shown in Figure 12 4, only enumerated the situation that disposes 3 PJ1 of projector, PJ2, PJ3 in the mode of surrounding screen apparatus 100, but also can be the structure of the more projector of configuration, in addition, also can be identical with embodiment 1～3, it is relative to be arranged to that 2 PJ1 of projector, PJ2 are configured to clip screen apparatus 100.
[embodiment 5]
The image display system that embodiment 5 is related is by with curtain 101,101 ... be arranged in clathrate and constitute screen apparatus.
Figure 13 is the figure that schematically shows the structure of the related image display system of embodiment 5.Employed Fig. 3 (b) is identical in the explanation of the image display system that Figure 13 and embodiment 1 are related, is the vertical view of observing image display system 100 from the top, and the structure that can be designed as the integral body that comprises bracing or strutting arrangement 110 grades is identical with Fig. 1.
The image display system related according to embodiment 5, by carry out the projection of image from four direction with respect to screen apparatus 100, display image on 4 faces of screen apparatus 100 respectively, so can carry out the display packing of the image different with flat screen device in the past, in addition, can carry out the display packing of the image different with the screen apparatus of columnar screen apparatus, polygon prism.
In addition, the present invention is not limited to described each embodiment, in the scope that does not break away from purport of the present invention, can implement various distortion shown in following (1)～(3) and implement.
(1) in the related image display system of described each embodiment, also can projector more than 2 be set respectively at a side of screen apparatus 100 and opposite side, carry out curtain 101,101 at screen apparatus 100 ... each act face 101a on flush system (tiling) projection that will show side by side from the image of the projector more than 2, perhaps carry out the picture registration from the projector more than 2 is shown stack (stacking) projection of 1 image.
For example, in the example of Fig. 3, can consider in the PJ1 of projector side and PJ2 side 2 projectors to be set respectively respectively, 2 projectors by separately carry out flush system projection or stack projection in a side separately.
(2) configuration of curtain is not limited to described each embodiment, as shown in figure 14, can consider various configuration examples.Figure 14 (a) hangs a plurality of curtains 101,101 from ceiling ... the example of height degree to the head of the adult with general height; Figure 14 (b) hangs a plurality of curtains 101,101 from ceiling ... to example than the higher position of height of the head of the adult with general height.
(3) in described each embodiment, by curtain 101,101 ... the state relative example parallel with each act face 101a is illustrated, but must be not parallel, also can be relative with the state of angle with regulation.In addition, the interval of each act face 101a must can at random not set for necessarily yet yet.In addition, constitute the number of the curtain of screen apparatus 100, can by image display system the place is set, purposes is set at suitable number.
Claims (10)
1. image display system has:
A plurality of projectors; With
Demonstration is from the screen apparatus of the projects images of described projector projection;
It is characterized in that described screen apparatus has:
A plurality of light diffusion units that have the photopermeability that makes light transmission and make the light diffusing of light diffusion, the projects images that the 1st smooth diffusion unit in described a plurality of smooth diffusion units sees through is by the 2nd smooth diffusion unit diffusion;
Described a plurality of projector comprises and clips described screen apparatus the 1st projector that is arranged on side's side and the 2nd projector that is arranged on the opposing party's side,
The projection of described the 2nd projector is from the mirror image of the projects images of described the 1st projector projection;
Be simultaneously displayed on each of the described the 1st smooth diffusion unit and described the 2nd smooth diffusion unit by described the 1st projector's image projected, and also be simultaneously displayed on each of the described the 1st smooth diffusion unit and described the 2nd smooth diffusion unit by described the 2nd projector's image projected.
2. image display system as claimed in claim 1 is characterized in that:
Described smooth diffusion unit uses can be by applying the textile material that external force is swung.
3. image display system as claimed in claim 1 is characterized in that:
Described smooth diffusion unit has at least one slit.
4. image display system as claimed in claim 1 is characterized in that:
Described smooth diffusion unit is configured to: along the light transmission face of the adjacent light diffusion unit of the projecting direction of described projector relative with the light diffusingsurface to.
5. image display system as claimed in claim 1 is characterized in that:
Described smooth diffusion unit is configured to: from above when observing described screen apparatus, form a plurality of rings, and be configured to described a plurality of ring and form a plurality of layers.
6. image display system as claimed in claim 5 is characterized in that:
Described ring is circular.
7. image display system as claimed in claim 5 is characterized in that:
Described ring is a polygon.
8. image display system as claimed in claim 1 is characterized in that:
Described smooth diffusion unit is configured to: from above be clathrate when observing described screen apparatus.
9. method for displaying image, this method for displaying image show from the projects images of a plurality of projectors projection, it is characterized in that:
On screen apparatus, show described projects images, described screen apparatus has a plurality of light diffusion units that have the photopermeability that makes light transmission and make the light diffusing of light diffusion, and the projects images that the 1st smooth diffusion unit in described a plurality of smooth diffusion units sees through is by the 2nd smooth diffusion unit diffusion;
Described a plurality of projector comprises and clips described screen apparatus the 1st projector that is arranged on side's side and the 2nd projector that is arranged on the opposing party's side,
The projection of described the 2nd projector is from the mirror image of the projects images of described the 1st projector projection;
Be simultaneously displayed on each of the described the 1st smooth diffusion unit and described the 2nd smooth diffusion unit by described the 1st projector's image projected, and also be simultaneously displayed on each of the described the 1st smooth diffusion unit and described the 2nd smooth diffusion unit by described the 2nd projector's image projected.
10. screen apparatus, this screen apparatus is the screen apparatus that uses in image display system as claimed in claim 1.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP078438/2007 | 2007-03-26 | ||
| JP2007078438 | 2007-03-26 | ||
| JP2007324326A JP5233269B2 (en) | 2007-03-26 | 2007-12-17 | Image display system and image display method |
| JP324326/2007 | 2007-12-17 |
Publications (2)
| Publication Number | Publication Date |
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| CN101276136A CN101276136A (en) | 2008-10-01 |
| CN101276136B true CN101276136B (en) | 2010-10-20 |
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| CN2008100878627A Active CN101276136B (en) | 2007-03-26 | 2008-03-26 | Image display system and method, and screen device |
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| JP (2) | JP5151430B2 (en) |
| KR (1) | KR100944309B1 (en) |
| CN (1) | CN101276136B (en) |
| TW (1) | TWI385466B (en) |
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| JP4849091B2 (en) | 2008-04-23 | 2011-12-28 | セイコーエプソン株式会社 | Video display device and video display method |
| US8231225B2 (en) * | 2008-08-08 | 2012-07-31 | Disney Enterprises, Inc. | High dynamic range scenographic image projection |
| JP2011128604A (en) * | 2009-11-18 | 2011-06-30 | Nippon Hoso Kyokai <Nhk> | Transmission type screen and video display device equipped with the same |
| JP6717488B2 (en) * | 2015-06-26 | 2020-07-01 | 国立大学法人 鹿児島大学 | Projection system, projection method, pattern generation method and program |
| WO2018034046A1 (en) * | 2016-08-17 | 2018-02-22 | ソニー株式会社 | Display control device, display control method, and program |
| JP2019049578A (en) * | 2017-09-07 | 2019-03-28 | キヤノン株式会社 | Projection device, control method of the same, and program |
| CN109946916B (en) * | 2019-04-25 | 2020-11-10 | 合肥工业大学 | Projection light field display device and display method based on multilayer transparent scattering screen |
| JP7405478B1 (en) * | 2023-09-05 | 2023-12-26 | 株式会社ラッキースター | Display device and display system |
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| US3682527A (en) * | 1969-02-06 | 1972-08-08 | Maria Marinelli Pirelli | Composite screen for luminous projections with a three dimensional effect |
| WO1992002845A1 (en) | 1990-08-08 | 1992-02-20 | Trutan Pty Limited | Multiple angle projection for 3-d imagery |
| US5329323A (en) * | 1992-03-25 | 1994-07-12 | Kevin Biles | Apparatus and method for producing 3-dimensional images |
| JPH09152659A (en) * | 1995-11-30 | 1997-06-10 | Victor Co Of Japan Ltd | Screen formed by using beads |
| JPH1039418A (en) * | 1996-07-19 | 1998-02-13 | Kimoto & Co Ltd | Opaque screen and its production |
| JPH11218844A (en) | 1998-02-02 | 1999-08-10 | Harness Syst Tech Res Ltd | Display device |
| JP3707944B2 (en) * | 1998-12-21 | 2005-10-19 | 独立行政法人科学技術振興機構 | Projection type image projection device |
| JP4074731B2 (en) * | 1999-07-28 | 2008-04-09 | 株式会社クボタ | Water screen device |
| TWI232993B (en) * | 2003-04-24 | 2005-05-21 | Delta Electronics Inc | Projection optics apparatus and thereof display device and thereof manufacturing method |
| US7234817B2 (en) * | 2003-07-17 | 2007-06-26 | Nitto Denko Corporation | Liquid crystal projection system |
| JP4826700B2 (en) * | 2004-02-18 | 2011-11-30 | 富士ゼロックス株式会社 | 3D display device |
| JP4917015B2 (en) * | 2004-03-10 | 2012-04-18 | ドレイパー，インコーポレイテッド | Locking device for frame structure |
| TWI243960B (en) * | 2004-06-25 | 2005-11-21 | Ind Tech Res Inst | The autostereoscopic projection screen |
| JP4645885B2 (en) | 2004-09-30 | 2011-03-09 | ソニー株式会社 | Display device and display method |
| JP3935905B2 (en) * | 2004-09-30 | 2007-06-27 | 上島 豊 | Video projection device |
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- 2007-12-17 JP JP2007324326A patent/JP5233269B2/en not_active Expired - Fee Related
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- 2008-03-21 TW TW097110203A patent/TWI385466B/en active
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| CN101276136A (en) | 2008-10-01 |
| JP2008268859A (en) | 2008-11-06 |
| JP5151430B2 (en) | 2013-02-27 |
| JP2008268858A (en) | 2008-11-06 |
| TW200842484A (en) | 2008-11-01 |
| JP5233269B2 (en) | 2013-07-10 |
| KR20080087676A (en) | 2008-10-01 |
| KR100944309B1 (en) | 2010-02-24 |
| TWI385466B (en) | 2013-02-11 |
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