Patent application number | Description | Published |
20100073465 | Apparatus and method for displaying three dimensional image - Disclosed are a 3D image display apparatus and method. The 3D image display apparatus may adjust a number of viewpoints of a 3D image, distance between viewpoints, and other parameters through varying a display pattern of a viewing zone generating unit and a distance between an image display unit and the viewing zone generating unit. Accordingly, the 3D image display apparatus may effectively express the 3D image suitable for various viewing circumstances. | 03-25-2010 |
20100073467 | Apparatus and method to concurrently display two and three dimensional images - An image display apparatus and method to simultaneously display two dimensional (2D) and three dimensional (3D) images with minimized visual 3D discomfort. The image display apparatus may include a lens unit to spatially separate images displayed in a display panel unit to thereby simultaneously form a 2D image viewing area and a 3D image viewing area, respectively, enabling the simultaneous displaying of the 2D images and the 3D images. | 03-25-2010 |
20100079584 | 2D/3D switchable autostereoscopic display apparatus and method - A two dimensional/three dimensional (2D/3D) switchable autostereoscopic display apparatus and method to selectively display a 2D image and a 3D image using two displays and a convertible lens. When outputting the 2D image, the 2D/3D switchable autostereoscopic display apparatus may control a first display to output a white image/white light, control a second display to output an image, and control an electrical diffuser lens of the convertible lens to be switched off and the white image to be diffused so as to operate as a backlight. When outputting the 3D image, the 2D/3D switchable autostereoscopic display apparatus may control the first display to output an image, control the second display to be switched off to be in a transparent state, control the electrical diffuser lens of the convertible lens to be switched on to be in the transparent state, and control the lenticular lens to output the 3D image. | 04-01-2010 |
20100090940 | Image display apparatus and method - An image display apparatus and method. At least one of a left eye image and a right eye image may be formed on a pixel representation unit at a predetermined frame rate. A light, emitted from a backlight module, may be converted into a directional light having at least one direction through synchronization with the predetermined frame rate. The directional light may be guided to the pixel representation unit. | 04-15-2010 |
20100091095 | Method for driving glasses-type stereoscopic display preventing visual fatigue and refractive index-variable shutter glasses - Disclosed are a method for driving a glasses-type stereoscopic display preventing visual fatigue and refractive index-variable shutter glasses. The method includes generating a plurality of left-eye viewing point images and a plurality of right-eye viewing point images. The plurality of left-eye viewing point images and right-eye viewing point images have viewing points different from each other. An initial left-eye viewing point image and a subsequent left-eye viewing point image of the plurality of left-eye viewing point images are output, and an initial right-eye viewing point image and a subsequent right-eye viewing point image of the plurality of right-eye viewing point images are output. Each of the plurality of left-eye viewing point images and right-eye viewing point images is inputted into a single pupil. The glasses include a refractive index control unit to control a strength of an electric field to vary a refractive index of the glasses. | 04-15-2010 |
20100091354 | Apparatus and method for 2D and 3D image switchable display - An image display apparatus and method are disclosed. The image display apparatus includes a light source unit to include at least one light source, an optical unit to generate a directional light using a light projected from the light source unit, a variable diffuser unit to control diffusion of the directional light, a pixel unit to selectively generate one of two-dimensional (2D) images and three-dimensional (3D) images to correspond to the control of the variable diffuser unit, and a vertical diffusion unit to diffuse the 3D images in a vertical direction | 04-15-2010 |
20100118126 | Device for directional light field 3D display and method thereof - A three-dimensional (3D) display device and method using a directional light field is provided. The 3D display device may construct a light field using a direction light generated by a high speed projector and at least one rotating optical device to thereby display a more natural 3D image in a wide region. | 05-13-2010 |
20100118127 | Wide depth of field 3D display apparatus and method - A display apparatus and method that may display a high depth three-dimensional (3D) image is provided. The display method may separate an input image into a near-sighted image and a far-sighted image, image and output the near-sighted image using a light field method, and image and output the far-sighted image using a multi-view method. | 05-13-2010 |
20100315324 | Display device and method - Disclosed is an image display device and an image display method thereof that may generate a plurality of directional lights based on a number of views of an input image by using a variable scattering feature of a variable scattering layer included in a backlight unit, and may output a multi-view image by using the generated plurality of directional lights. | 12-16-2010 |
20110081042 | Apparatus and method for adjusting depth - A depth adjusting method and apparatus is described. The depth adjusting method and apparatus may calculate an average depth value of objects based on a spatial feature of an image, may adjust a depth of the image based on the calculated average value, and may adjust a depth of the image according to a difference in depth between a current frame and a previous frame, based on a temporal feature of the image. | 04-07-2011 |
20110090243 | Apparatus and method for inter-view crosstalk reduction - Disclosed is an inter-view crosstalk reduction apparatus and method. The inter-view crosstalk reduction apparatus applies a different margin value based on a spatial location of an image, the margin value being used to compensate for crosstalk, performs smoothing of a margin image, and applies a margin only to a portion where the margin is utilized, thereby decreasing crosstalk. | 04-21-2011 |
20110102423 | High density multi-view image display system and method with active sub-pixel rendering - Provided are a high density multi-view image display system and method based on active sub-pixel rendering. The image display system may perform a rendering with respect to a viewpoint image in a pixel unit, using a viewpoint varying based on a position of left/right eyes of a user. | 05-05-2011 |
20110267338 | Apparatus and method for reducing three-dimensional visual fatigue - Disclosed are an apparatus and method for reducing 3D visual fatigue that a user feels when viewing a 3D image. An optimal 3D image may be regenerated and displayed without causing 3D visual fatigue and thus, it is possible to significantly reduce the 3D visual fatigue. | 11-03-2011 |
20120019516 | MULTI-VIEW DISPLAY SYSTEM AND METHOD USING COLOR CONSISTENT SELECTIVE SUB-PIXEL RENDERING - A multi-view display system and method using color consistent selective sub-pixel rendering are provided. The multi-view display system may determine a pixel value based on a contribution level of a viewpoint varying based on a viewing position. | 01-26-2012 |
20120019518 | Rendering system and method based on weighted value of sub-pixel region - A rendering system and method based on a weighted value of a sub-pixel region are provided. The rendering system may change a pixel value of a single sub-pixel using pixel values of sub-pixels that represent, as respective central viewpoints, a plurality of viewpoints represented by the single sub-pixel based on an inclined lens, and may perform rendering using the changed pixel value. | 01-26-2012 |
20120056872 | Image processing apparatus and method using tracking of gaze of user - An apparatus and method for outputting view images by tracking a gaze of a user are provided. The image processing apparatus estimates movement of a gaze of a user using a camera, and determines an output order of view images according to the gaze movement. | 03-08-2012 |
20120098823 | Display apparatus and method - Provided is a display apparatus that may estimate a degree of visual fatigue corresponding to an input 3-dimensional (3D) image, using a visual fatigue model to estimate the degree of visual fatigue of a user. The display apparatus may reduce the degree of visual fatigue of the user by rescaling a depth level of the input 3D image based on the degree of visual fatigue. | 04-26-2012 |
20120105929 | Apparatus and method for displaying holographic image using collimated directional blacklight unit - A holographic three-dimensional (3D) image generating apparatus that may use a collimated directional blacklight unit (CD BLU) is provided. The CD BLU may output a collimated light of which an emitting light is adjusted. The convergent lens may enable the outputted collimated light to converge into a viewing area of a viewer and thus, a viewing window may be generated. A spatial light modulator (SLM) may perform spatially-varying modulation with respect to the collimated light converging into the viewing area to generate a focused beam. | 05-03-2012 |
20120113097 | Display apparatus and method - A display apparatus that may generate a high density light field image is provided. The display apparatus may identify an eye position of a user and set a virtual viewing window around the eye of the user. The display apparatus may generate a directional light corresponding to the viewing window and generate a high density light field image. | 05-10-2012 |
20120169724 | APPARATUS AND METHOD FOR ADAPTIVELY RENDERING SUBPIXEL - A rendering apparatus and method in a light field display may determine positions of eyes of a user, may determine a subpixel emitting a ray that enters the eyes, based on the positions of the eyes, among a plurality of subpixels forming a three-dimensional (3D) pixel, and may display a stereoscopic image on the light field display based on a pixel value of the determined subpixel. | 07-05-2012 |
20130100510 | METHOD AND APPARATUS FOR FAST GENERATION HOLOGRAM - A method and apparatus for fast generation of a hologram image. The method may include generating a point hologram corresponding to each three-dimensional (3D) point using sub-sampling, generating a hologram pattern using the generated point hologram, and generating a 3D hologram by interpolating the generated hologram pattern. | 04-25-2013 |
20130100513 | 3-DIMENSIONAL HOLOGRAPHIC IMAGE DISPLAYING APPARATUS - A 3-dimensional (3D) holographic image displaying apparatus is provided. The apparatus includes a hologram reproducer configured to generate surface plasmons in response to incident light and reproduce a 3D image by diffracting the generated surface plasmons by a hologram, and a surface light source unit including a light source and a light guide plate, the light guide plate being configured to allow incident light from the light source to enter into the light guide plate, internally reflect the allowed light, and output the internally reflected light through a light-output surface, the surface light source unit being configured to implement colors by adjusting an angle of the light incident to the hologram reproducer so that the outputted light through the light-output surface is incident to the hologram reproducer at a surface plasmon-forming angle for each wavelength to generate the surface plasmons corresponding to a plurality of color beams. | 04-25-2013 |
20130107336 | METHOD AND APPARATUS FOR FAST GENERATION OF THREE-DIMENSIONAL (3D) HOLOGRAM | 05-02-2013 |
20130135299 | IMAGE PROCESSING APPARATUS AND METHOD FOR SUBPIXEL RENDERING - An image processing method and apparatus for subpixel rendering is provided. A display, with an image processing apparatus, may adjust a pixel value of a subpixel based on the position of the subpixel relative to a position of an eye of a viewer. The image processing apparatus may display a three-dimensional (3D) image on a light field display, based on the adjusted pixel value of the subpixel. | 05-30-2013 |
20130188231 | APPARATUS AND METHOD OF GENERATING HOLOGRAM BASED ON PATTERN REUSE - An apparatus and method of generating a hologram based on pattern reuse may include a pattern generating unit to generate an initial hologram pattern corresponding to a three-dimensional (3D) object in a 3D space, and a pattern transformation unit to determine a transformation hologram pattern by transforming the generated initial hologram pattern. | 07-25-2013 |
20130188233 | APPARATUS AND METHOD FOR FAST GENERATION OF THREE-DIMENSIONAL (3D) HOLOGRAM - An apparatus for generating a hologram that may generate a three-dimensional (3D) hologram pattern at a high speed may include a pattern setting unit to set points for which hologram patterns are to be generated with respect to a one-eighth area of an entire area for which a hologram pattern is to be generated, a calculation unit to calculate pattern values for a plurality of reference points selected with respect to the one-eighth area of the entire area, and to generate a pattern for the one-eighth area using recurrent interpolation, and a pattern duplicating unit to complete a pattern for the entire area by duplicating the generated pattern for the one-eighth area. | 07-25-2013 |
20130195348 | Image processing apparatus and method - An image processing apparatus is provided. The image processing apparatus may include a determining unit configured to determine at least one pixel having a pixel value difference between a first image and a second image lower than a critical value, among a plurality of input frame images to compute a hologram pattern, and a computing unit configured to compute a hologram pattern of the first image and to compute a hologram pattern of the second image using a computation result for the at least one pixel of the first image. | 08-01-2013 |
20140098201 | IMAGE PROCESSING APPARATUS AND METHOD FOR PERFORMING IMAGE RENDERING BASED ON ORIENTATION OF DISPLAY - An apparatus and method for rendering an image considering an orientation of a display may include a display mode determination unit to determining an expression mode of a display based on spatial information corresponding to eyes of a user, and an image rendering unit to render an image corresponding to the eye of the user based on the expression mode of the display. | 04-10-2014 |
20140104399 | APPARATUS AND METHOD FOR DISPLAYING MULTIVIEW IMAGE AND SUPER MULTIVIEW IMAGE - An image display apparatus and method for displaying a multiview image and a super multiview image is provided. The image display apparatus may include a light beam outputting unit to output at least one light beam corresponding to a view image, a diffusion image generating unit to generate a diffusion image by diffuse-projecting the at least one light beam in a predetermined direction, and a multiview image generating unit to display, on a screen, multiview images generated when light beams included in the diffusion image are distributed. | 04-17-2014 |
20140118512 | IMAGE PROCESSING METHOD AND IMAGE PROCESSING APPARATUS - An image processing apparatus and method for processing an image using a multi-view image and pixel information are provided. The image processing method includes determining a view image that corresponds to a predetermined display direction of a display pixel of a display, determining at least one view image pixel corresponding to the display pixel in the determined view image based on a position of the display pixel in the display and pixel position information of the determined view image, and determining a pixel value of the display pixel based on a pixel value of the determined at least one view image pixel. | 05-01-2014 |
20140125957 | LIGHT FIELD DISPLAY APPARATUS AND METHOD - A light field display apparatus includes a plurality of projectors to emit rays, and a screen to display the rays emitted by the plurality of projectors. Positions of the plurality of projectors may be controlled so that intervals or angles between the rays displayed on the screen are substantially the same. | 05-08-2014 |
20140152781 | DISPLAY APPARATUS AND METHOD - A display apparatus that may generate a high density light field image is provided. The display apparatus may identify an eye position of a user and set a virtual viewing window around the eye of the user. The display apparatus may generate a directional light corresponding to the viewing window and generate a high density light field image. | 06-05-2014 |
20140292758 | DISPLAY DEVICE AND METHOD - Disclosed is an image display device and an image display method thereof that may generate a plurality of directional lights based on a number of views of an input image by using a variable scattering feature of a variable scattering layer included in a backlight unit, and may output a multi-view image by using the generated plurality of directional lights. | 10-02-2014 |
20140300602 | APPARATUS AND METHOD FOR FORMING LIGHT FIELD IMAGE - An apparatus and method for forming a light field image includes projecting vertices of a graphic object to a far plane corresponding to a first distance directed to a screen reproducing a light field, and forming the light field image with respect to the graphic object using the vertices projected to the far plane. | 10-09-2014 |
20140307298 | APPARATUS AND METHOD FOR GENERATING HOLOGRAM PATTERN - A method and apparatus for generating a hologram pattern using depth quantization may generate a hologram pattern corresponding to a three-dimensional (3D) object in a hologram plane using color image information of the 3D object and a point of the 3D object included in a quantized depth layer. | 10-16-2014 |
20140320613 | APPARATUS AND METHOD FOR REDUCING THREE-DIMENSIONAL VISUAL FATIGUE - Disclosed are an apparatus and method for reducing 3D visual fatigue that a user feels when viewing a 3D image. An optimal 3D image may be regenerated and displayed without causing 3D visual fatigue and thus, it is possible to significantly reduce the 3D visual fatigue. | 10-30-2014 |
20140347714 | APPARATUS AND METHOD FOR GENERATING WIDE-ANGLE COHERENT LIGHT AND DISPLAY APPARATUS USING WIDE-ANGLE COHERENT LIGHT - A method and apparatus for generating coherent light, and a display apparatus using coherent light are provided. A wide-angle coherent light generation apparatus may focus parallel light onto a focal point, and may generate coherent light at a wide angle, using an optical device. | 11-27-2014 |