Three-dimensional image communication terminal

Abstract

Having an object of providing a three-dimensional image communication terminal which can make communication in which there are sense of being engaged on a place and sense of reality by use of a three-dimensional image with naturalness and a high robust characteristic, in a three-dimensional image communication terminal of the present invention, disposed are a three-dimensional image input section, means of transmitting an input image to a communication partner after image processing, a three-dimension image display section which monitor-displays a human image or an object image which was shot, and a telephone calling section which receives three-dimensional image information from a partner and communicates with the other end by voice, and the three-dimensional image display section is composed of an integral photography type horizontal/vertical parallax display device. In the three-dimensional image input section, cameras 1, 2, 3, 4 were disposed in the vicinity of the three-dimensional image display section, in order to shoot a telephone calling person or an object at an arbitrary position. The cameras can be configured so as to be detachable, and a human image or an object image, which was shot, is image-processed and becomes an image which can be viewed in three dimensions. Since a communication person can view an image in three dimensions, he can make natural communication.

1 . A three-dimensional image communication terminal which displays stereoscopic image information in three dimensions, comprising: 
 a three-dimensional image input section, having a plurality of cameras which shoot a stereoscopic object;    a three-dimensional image display section, which displays three-dimensional image information; and    a communication section, which transmits at least the three-dimensional image information which was obtained by the three-dimensional image input section;    wherein the three-dimensional image display section is composed of an integral photography type horizontal/vertical parallax display device, and the cameras are placed respectively in such a state that they were dispersed at least in upward/downward, left/right directions, in the vicinity of the three-dimensional image display section.    
     
     
         2 . The three-dimensional image communication terminal as set forth in  claim 1 , wherein a multi-lens camera with two or more lenses was used in the three-dimensional image input section.  
     
     
         3 . The three-dimensional image communication terminal as set forth in  claim 1 , wherein a camera, which can obtain distance information and image information, was used in the three-dimensional image input section.  
     
     
         4 . The three-dimensional image communication terminal as set forth in  claim 1 , wherein such a camera that refractive index distribution type lenses were assembled as a two-dimensional array was used in the three-dimensional image input section.  
     
     
         5 . The three-dimensional image communication terminal as set forth in  claim 1 , wherein an input section, which is arbitrarily detachable, was used as the three-dimensional image input section.  
     
     
         6 . The three-dimensional image communication terminal as set forth in  claim 1 , wherein a display device having resolution of 200 dpi or more was used as a back panel of a horizontal/vertical parallax display device of the three-dimensional image display section.  
     
     
         7 . The three-dimensional image communication terminal as set forth in  claim 6 , wherein the display device is any one of a liquid crystal panel, a plasma display panel and an organic EL panel.  
     
     
         8 . The three-dimensional image communication terminal as set forth in  claim 1 , further comprising: 
 a diffusion type volume hologram screen, projecting a light ray which includes a plurality of three-dimensional images to a two-dimensional plane, in the vicinity of an image forming plane on an optical path of a light ray which includes three-dimensional image information;    wherein a light ray, which was scattered by the diffusion type volume hologram screen, is made to reach to a retina of a viewing person, in addition to a light ray which directly reaches to the retina of the viewing person.    
     
     
         9 . The three-dimensional image communication terminal as set forth in  claim 8 , wherein display of the three-dimensional image information is carried out by use of a display device having resolution of 200 dpi or more.  
     
     
         10 . The three-dimensional image communication terminal as set forth in  claim 9 , wherein the display device is any one of a liquid crystal panel, a plasma display panel and an organic EL panel.  
     
     
         11 . The three-dimensional image communication terminal as set forth in  claim 8 , wherein any one of a convex lens array and a pin-hole array was used as an optical path control mechanism of the light ray.  
     
     
         12 . The three-dimensional image communication terminal as set forth in  claim 8 , wherein a material of the diffusion type volume hologram screen is any one of photo polymer and photosensitive gelatin.  
     
     
         13 . A three-dimensional image communication terminal which displays stereoscopic image information which was transmitted from a communication partner in three dimensions, having 
 a three-dimensional image input section having a plurality of cameras which shoot a stereoscopic object,    a three-dimensional image display section which displays three-dimensional image information of the stereoscopic object,    a communication section which transmits at least this three-dimensional image information,    an image forming section which controls to form element images of a plurality of viewpoint images which include parallax information, on the three-dimensional image display section, in such a manner that an original three-dimensional object exists in a space and the element images, which include image information of view point, are emitted from this three-dimensional object,    a screen on which the element images which include image information of view points are projected and formed as an image, right behind means of controlling a light ray to form an image, in order to place the element images of view point images which include the parallax information which were placed in a two-dimensional plane in accordance with each of the image forming section and to place element images of image information of view points on the two-dimensional plane, and    a projection section which projects element images which include image information of view points on the screen to form an image and control a shape of a projection image.    
     
     
         14 . The three-dimensional image communication device as set forth in  claim 13 , wherein, as means of controlling to form an image in such a manner that the element images, which include image information of view points, are emitted, any one of a pin-hole array and a convex lens array is used.  
     
     
         15 . The three-dimensional image communication device as set forth in  claim 13 , wherein, as the screen, any one of an emboss type diffusion plate, a hologram diffusion plate and a hologram screen is used.  
     
     
         16 . The three-dimensional image communication device as set forth in  claim 13 , wherein resolution of the element images which are projected to the screen and include image information of view points is set to 200 dpi or more.  
     
     
         17 . The three-dimensional image communication device as set forth in  claim 13 , wherein, as the projection means, transmission type liquid crystal, reflection type liquid crystal, a digital mirror device (DMD), an organic EL light emitting array, or a spatial light modulator (SLM) is used.  
     
     
         18 . The three-dimensional image communication device as set forth in  claim 13 , wherein a material of the screen is any one of photo polymer and dichromated gelatin.  
     
     
         19 . The three-dimensional image communication device as set forth in  claim 13 , wherein, as a light source of the projection means, any one of a halogen lamp, LED, white color LED and organic EL is used.  
     
     
         20 . The three-dimensional image communication device as set forth in  claim 17 , wherein, as reflection type liquid crystal of the projection means, a reflection type vertical orientation liquid crystal projection device is used.  
     
     
         21 . The three-dimensional image communication device as set forth in  claim 13 , wherein the screen and the means of controlling a light source to form an image are integrated.