Patent application number | Description | Published |
20090207951 | Apparatus and Method for Processing Signal Using Single Correlator - An apparatus and method for processing a signal using a single correlator are provided. The apparatus may include a first storage unit storing satellite signal samples, a correlator receiving the satellite signal samples stored in the first storage unit in units of at least two satellite signal samples and performing correlation, and a controller storing the satellite signal samples received from an RF terminal in the first storage unit and controlling the correlator based on a predetermined control value. Accordingly, it is possible to ensure speed and performance even when tracking a plurality of satellite signals using a single correlator. | 08-20-2009 |
20100265577 | STEREOSCOPIC IMAGE DISPLAY DEVICE - A stereoscopic image display device, including a display unit comprising a plurality of pixel units, wherein at least one of the pixel units has a short side extended in a first direction and a long side extended in a second direction different from the first direction, and an image conversion unit comprising a lenticular lens overlapped with at least two of the pixel units arranged in the first direction, wherein the lenticular lens is extended in the second direction and a first prism corresponding to the lenticular lens is arranged in the second direction. | 10-21-2010 |
20110032438 | LIQUID CRYSTAL LENS PANEL, METHOD OF MANUFACTURING THE SAME AND DISPLAY DEVICE HAVING THE LIQUID CRYSTAL LENS PANEL - A liquid crystal lens panel includes a first substrate, a second substrate, a liquid crystal layer and a light-blocking member. The first substrate includes a plurality of individual electrodes. The individual electrode receives a voltage to have a light path length distribution of a Fresnel lens shape. The second substrate includes a common electrode opposition the individual electrodes. The liquid crystal layer is disposed between the first and second substrates. The light-blocking member is disposed on an area in correspondence with the individual electrode in which a voltage discontinuously varied is applied thereto. Thus, a liquid crystal lens panel of a Fresnel lens type is realized to decrease a liquid crystal cell gap, so that a process efficiency of the liquid crystal lens panel may be enhanced and a manufacturing cost of the liquid crystal lens panel may be reduced. | 02-10-2011 |
20110037838 | METHOD FOR DISPLAYING A STEREOSCOPIC IMAGE AND STEREOSCOPIC IMAGE DISPLAY DEVICE FOR PERFORMING THE METHOD - A stereoscopic image display device includes a display panel, a temporal division plate and a lenticular lens. The display panel includes a gate line, a data line, and a unit pixel of a horizontal pixel structure in which a long side is parallel with the first direction and a short side is parallel with the second direction. The display panel displays a 2D image based on an image control signal. The temporal division plate includes a plurality of shutters disposed on the display panel extending in the second direction. The temporal division plate opens and closes m shutters corresponding to each unit pixel, in a sequence, ‘m’ being a natural number no less than 2). The lenticular lens is disposed on the temporal division plate to convert the 2D image passing the temporal division plate into a 3D image. | 02-17-2011 |
20110038044 | LENS ARRAY AND 3-DIMENSIONAL DISPLAY APPARATUS INCLUDING THE SAME - A lens array according to an exemplary embodiment of the present invention includes: a first upper lattice plate including a plurality of first upper lattices; a first lower lattice plate including a plurality of first lower lattices; a first membrane disposed between the first upper lattice plate and the first lower lattice plate; a transparent liquid filled in the first lower lattice plate; and a hydraulic pressure controller positioned in the first lower lattice plate, wherein the first upper lattice and the first lower lattice are engaged with each other, thereby forming a plurality of first regions. | 02-17-2011 |
20110050683 | THREE-DIMENSIONAL DISPLAY DEVICE - A three-dimensional display device comprises a flat display panel and an image-converting sheet disposed on or above the display panel. The display panel comprises a matrix of unit display cells arranged as rows and columns and where the cells are spaced apart to have respective row and column direction pitches. The image-converting sheet comprises a plurality of inclined lenticular lenses where the inclination is set according to the row and column direction pitches so as to reduce perception of Moiré patterns when stereo-scopic images are projected through the image-converting sheet to an observer viewing the display panel as an upright panel having respectively different left and right stereo-scopic image projections. | 03-03-2011 |
20110051022 | BACKLIGHT ASSEMBLY AND DISPLAY DEVICE HAVING THE SAME - A backlight assembly includes a light source part, a total reflection plate and an array sheet. The light source part generates light. The total reflection plate totally internally reflects or transmits the light selectively according to an incident path of the light. The array sheet disposed on the total reflection plate includes a plurality of units having an incident surface making contact with the total reflection plate and an emitting surface facing the incident surface, refracts the totally internally reflected light at a contact surface between the incident surface and the total reflection plate to emit the refracted light, and emits the transmitted light as a non-refracted light. Accordingly, luminance of the display device is enhanced. | 03-03-2011 |
20110063533 | METHOD OF DISPLAYING STEREOSCOPIC IMAGES MIXED WITH MONOSCOPIC IMAGES AND MONO/STEREOSCOPIC IMAGE DISPLAY APPARATUS CAPABLE OF PERFORMING THE METHOD - An image display apparatus is provided that can display one or both of 2D imagery and 3D imagery in respective but randomly selectable display areas of the apparatus. The apparatus a display panel, a driving circuit part, a polarization switch panel and a lens. The driving circuit part processes received frame image data representing two-dimensional (2D) imagery and three-dimensional (3D) imagery to thus provide the display panel with the processed frame image. The polarization switch panel is disposed above the display panel. The polarization switch panel is switched into a first polarization mode in correspondence with 2D imagery being displayed by the display panel and it is switched into a second polarization mode in correspondence with 3D imagery being displayed by the display panel. The lens is reacts differently to light rays having the effect of the first polarization mode imparted to them and to light rays having the effect of the second polarization mode imparted to them. More specifically, the lens strongly refracts light rays that are imparted with the second polarization mode (3D imagery light) and weakly or not at all refracts light rays that are imparted with the first polarization mode (2D imagery light). Thus, both the 2D image and the 3D image may be displayed on one screen. | 03-17-2011 |
20110102560 | METHOD OF DISPLAYING STEREOSCOPIC IMAGE AND STEREOSCOPIC IMAGE DISPLAY DEVICE FOR PERFORMING THE SAME - A stereoscopic image display device includes a display panel and an optical lens assembly. The display panel includes a plurality of pixels. The display panel temporally divides M view images corresponding to M viewing spaces to display the temporally divided image on a display panel. ‘M’ is a natural number of no less than two. The optical lens assembly converts the view image displayed on the display panel into N stereoscopic images in which directions of the view images are different from each other to emit the converted view image toward a viewing space corresponding to the view image displayed on the display panel. ‘N’ is a natural number no less than two. | 05-05-2011 |
20110109964 | LIQUID ELASTIC MEMBRANE PRISM AND 3 DIMENSION DISPLAY DEVICE HAVING THE SAME - A stereoscopic display is provided. The stereoscopic display is able to control a viewing position and make a viewing angel wide. On top of a display panel, an image is provided through a plurality of pixels and is separated to a left-eye image and a right-eye image by a lenticular lens. An elastic membrane prism array controls an angle of emitted light. An elastic membrane prism array is disposed on the lenticular lens or on and under the lenticular lens. The elastic membrane prism array includes a prism body having a first chamber and a second chamber, a wall disposed between the first and second chamber, a prism plate connected to the wall, a piston adapted for moving back-and-forth and a transporting tube disposed between the piston and the prism body. | 05-12-2011 |
20110175857 | METHOD FOR DISPLAYING STEREO-SCOPIC IMAGE AND DISPLAY APPARATUS FOR PERFORMING THE SAME - A method for displaying a stereoscopic image of a display apparatus, the display apparatus can divide a received frame image corresponding to the preset column areas to generate M sub-frame images. In this example, the display apparatus may include a plurality of lenticular lenses disposed over a display panel to divide the display panel into a plurality of column areas. Each of the lenticular lenses may include a lenticular plate converting a flat image displayed on each of the column area into K stereoscopic images having directions different from each other. The M sub-frame images may be displayed on the display panel in a time division method. M shutters disposed over the M lenticular lenses according to the sub-frame image displayed on the display panel may selectively be opened and closed. Herein, K and M are natural numbers. | 07-21-2011 |
20110216169 | DISPLAY APPARATUS - A display apparatus includes a display panel and an optical member. The display panel includes a plurality of a pixel and displays a 2D image. The optical member includes a plurality of a lens, each having a plurality of a focal point and configured such that at least two pixels of the display panel correspond to one 3D pixel. The optical member divides the 2D image into left and right-eye images by using the lenses of the optical member. | 09-08-2011 |
20110228181 | IMAGE DISPLAY DEVICE USING DIFFRACTIVE LENS - The present invention relates to an image display device using a diffractive lens. An image display device according to an exemplary embodiment of the present invention includes a display panel displaying an image, and a diffractive lens for the image of the display panel to be recognized as a two-dimensional (2D) image or a three-dimensional (3D) image, wherein the diffractive lens modifies a path of light by using an optical principle of a Fresnel zone plate. | 09-22-2011 |
20120013602 | STEREOSCOPIC IMAGE DISPLAY - A stereoscopic image display includes; a display panel including a pixel including; a first subpixel, and a second subpixel disposed adjacent to the first subpixel, wherein the first subpixel and the second subpixel are adjacent along a subpixel border line which is a virtual line disposed at an interface between the first subpixel and the second subpixel, and a lenticular lens disposed on the display panel, the lenticular lens having a lens axis, in which the lens axis and a subpixel border line may intersect each other, or a portion of the subpixel border line may be substantially parallel with the lens axis. | 01-19-2012 |
20120075434 | Three dimensional image display - A liquid crystal lens unit is provided for use in an autostereoscopic 3D image display. Light passing through the liquid crstyal lens unit is refracted by a liquid crystal layer arranged by an electric field. The voltage levels applied to the to the liquid crystal layer are periodically changed thereby periodically oscillating the position of the focus profile of the liquid crystal lens unit. As a result, moiré patterns are removed and display quality is improved. | 03-29-2012 |
20130229449 | THREE-DIMENSIONAL DISPLAY DEVICE - A three-dimensional display device comprises a flat display panel and an image-converting sheet disposed on or above the display panel. The display panel comprises a matrix of unit display cells arranged as rows and columns and where the cells are spaced apart to have respective row and column direction pitches. The image-converting sheet comprises a plurality of inclined lenticular lenses where the inclination is set according to the row and column direction pitches so as to reduce perception of Moiré patterns when stereo-scopic images are projected through the image-converting sheet to an observer viewing the display panel as an upright panel having respectively different left and right stereo-scopic image projections. | 09-05-2013 |
20140210960 | COMPLEX SPATIAL LIGHT MODULATOR AND 3D IMAGE DISPLAY INCLUDING THE SAME - A complex spatial light modulator and a three-dimensional (3D) image display apparatus including the complex spatial light modulator are provided. The complex spatial light modulator includes: a spatial light modulator that modulates a phase of light; a prism array including a plurality of prism units, each of the plurality of prism units including a first prism surface and second prism surface, where light from the spatial light modulator is incident on the prism array; and a polarization-independent diffracting element that diffracts light that has passed through the prism array. | 07-31-2014 |
20140267961 | IMAGE DISPLAY DEVICE USING DIFFRACTIVE LENS - The present invention relates to an image display device using a diffractive lens. An image display device according to an exemplary embodiment of the present invention includes a display panel displaying an image, and a diffractive lens for the image of the display panel to be recognized as a two-dimensional (2D) image or a three-dimensional (3D) image, wherein the diffractive lens modifies a path of light by using an optical principle of a Fresnel zone plate. | 09-18-2014 |
20140300961 | STEREOSCOPIC IMAGE DISPLAY DEVICE - A stereoscopic image display device, including a display unit comprising a plurality of pixel units, wherein at least one of the pixel units has a short side extended in a first direction and a long side extended in a second direction different from the first direction, and an image conversion unit comprising a lenticular lens overlapped with at least two of the pixel units arranged in the first direction, wherein the lenticular lens is extended in the second direction and a first prism corresponding to the lenticular lens is arranged in the second direction. | 10-09-2014 |