Patent application number | Description | Published |
20110176074 | TWISTED NEMATIC (TN) BASED 3D DISPLAY SYSTEM AND METHOD - A three-dimensional (3D) display apparatus is provided. The 3D display apparatus includes a display device, a twisted nematic (TN) liquid crystal panel, and a lens unit. The display device is configured to output first polarized lights of an image. The TN liquid crystal panel is coupled to the display device and containing a plurality of controllable pixel display areas to receive the polarized lights with a first polarization direction from the display device. Each pixel display area is capable of being in a first state in which the first polarization direction is transformed into a second polarization direction different from the first polarization direction and a second state in which the first polarization direction is maintained. Further, the lens unit is coupled to the TN liquid crystal panel and is configured to guide the polarized lights with the second polarization direction to pass through and to guide polarized lights with the first polarization direction into predetermined transmitting directions for 3D display. | 07-21-2011 |
20120320292 | TWISTED NEMATIC (TN) BASED 3D DISPLAY SYSTEM AND METHOD - A 3D display apparatus includes a display device, a liquid crystal panel, and a lens unit. The display device is configured to output polarized lights of one or more images with a first polarization direction. The liquid crystal panel is coupled to the display device and contains a plurality of pixel display areas to receive the polarized lights. The display areas can be individually controlled by corresponding active switches to a first state in which the first polarization direction is transformed into a second polarization direction or a second state in which the first polarization direction is maintained. Further, the lens unit is coupled to the liquid crystal panel and is configured to guide the polarized lights with the second polarization direction to pass through for 2D display and to guide polarized lights with the first polarization direction into predetermined transmitting directions for 3D display. | 12-20-2012 |
20130076738 | 3D DISPLAY METHOD AND SYSTEM WITH AUTOMATIC DISPLAY RANGE AND DISPLAY MODE DETERMINATION - A method is provided for a three-dimensional (3D) display system containing a user position detection module and a 3D display panel. The method includes determining a viewing range of the 3D display panel based on characteristic information of the 3D display panel, and determining a detection range of the user position detection module. The method also includes determining a display range of the 3D display system as an overlapping area between the viewing range of the 3D display panel and the detection range of the user position detection system. Further, the method includes determining a display mode based on the display range of the 3D display system, and displaying contents to a user using the determined display mode. | 03-28-2013 |
20130083024 | THREE-DIMENSIONAL (3D) USER INTERFACE METHOD AND SYSTEM - A method is provided for a three-dimensional (3D) user interface (UI) display system. The method includes providing a 3D image containing a plurality of objects and having at least a first image and a second image and displaying the 3D image as a 3D display scene. The method also includes determining a UI in the 3D display scene to be configured, determining individual parallax of the plurality of the objects in the 3D display scene, and configuring the UI based on the parallax of the plurality of objects in the 3D display scene. | 04-04-2013 |
20130117717 | 3D USER INTERACTION SYSTEM AND METHOD - A method is provided for a 3D user interaction system containing a terminal device and an operating pen. The method includes displaying a 3D user interface including a 3D icon on a screen of the terminal device, and determining 3D position of a contact portion of the operating pen based on obtained 3D position information of the contact portion. The method also includes comparing the 3D position of the contact portion and 3D position of a surface of the 3D icon, determining whether there is a virtual touch between the operating pen and the 3D icon. Further, the method includes, when there is the virtual touch between the operating pen and the 3D icon, adjusting parallax of the 3D icon to simulate a visual change of the 3D icon being pressed, and indicating a user interaction to the terminal device corresponding to the virtual touch. | 05-09-2013 |
20130321246 | STEREOSCOPIC DISPLAY APPARATUS AND ADJUSTMENT METHOD - A 3D display system for displaying a 3D image includes a tracking unit, a pixel panel, a grating array, and a control unit. The tracking unit is configured to determine a spatial position of a viewer of the 3D display system. The pixel panel contains alternatingly arranged display units from two or more view images of the 3D image, and the grating array is coupled to the pixel panel to separate light from the view images from the pixel panel. The control unit is configured to adjust certain parameters of the grating array such that a maximum width of horizontal projection of edges of adjacent display units through the grating array is less than or equal to a inner-eye distance, and a minimum width of horizontal projection of two edges of a single display unit through the grating array is greater than or equal to an outer-eye distance. | 12-05-2013 |
20130321596 | METHOD AND SYSTEM FOR REDUCING STEREOSCOPIC DISPLAY CROSSTALK - A three-dimensional (3D) display system is provided for displaying a 3D image including a first view image and a second view image to a viewer. The 3D display system includes an arrangement module, a processing module, and a displaying module. The arrangement module is configured to alternatingly arrange display units of the first view image and display units of the second view image on a display panel. The processing module is configured to obtain an information difference of a display unit of the second view image from the display units of the first view image, and re-calculate a pixel value of the display unit of the second view image. The displaying module is configured to display to the viewer the display unit of the second view image with the re-calculated pixel value via a light separation device. | 12-05-2013 |
20140028933 | AUTOSTEREOSCOPIC DISPLAY DEVICE AND METHOD - A three-dimensional (3D) display system is provided. The 3D display system includes a backlight plate, a display panel, a light-splitting device, and a polarization state controller. The display panel is configured to display a two-dimensional (2D) image in a 2D mode or to display a 3D image in a 3D mode. The light-splitting device is configured to an arrangement module configured to pass the 2D image in the 2D mode, and to separate the 3D image into a left image and a right image. Further, the polarization state controller is disposed between the display panel and the light-splitting device and is configured to rotate a polarization direction of light emitted from the display panel in the 2D mode, and to keep the polarization direction of the light emitted from the display panel in the 3D mode. | 01-30-2014 |
20140063207 | APPARATUS AND CONTROL METHOD FOR STEREOSCOPIC DISPLAY - A method is provided for controlling stereoscopic display. The method includes a collection device obtaining a position variation between a space position of a viewer at the current time and a space position of the viewer at the previous time, wherein the position variation is an offset of parallel translation of the space position of the viewer relative to a display panel. The method also includes an adjusting device adjusting a stereoscopic display apparatus based on the space position of the viewer at the current time and the position variation. | 03-06-2014 |
20140160380 | LENS GRATING BASED STEREOSCOPIC DISPLAY SYSTEM - A three-dimensional (3D) display system is provided for displaying a 3D image. The 3D display system includes a display panel having pixels arranged at a pixel spatial period and a lens grating disposed together with the display panel. The lens grating further includes a plurality of lens units arranged at a first period and a plurality of non-lens units arranged at a second period. The second period is greater than one-third of the first period and less than two-thirds of the first period, and the plurality of lens units and the plurality of non-lens units are arranged such that the lens grating has a different spatial period from the pixel spatial period to reduce Moire fringe effect between the lens grating and the pixels of the display panel. | 06-12-2014 |
20140199673 | 3D VIRTUAL TRAINING SYSTEM AND METHOD - A method is provided for a 3D virtual training system. The 3D virtual training system includes a 3D display screen and an operating device, and the method includes initializing a virtual medical training session to be displayed on the 3D display screen, where 3D display contents include at least a 3D virtual image of a surgery site. The method also includes obtaining user interaction inputs via the operating device and the 3D display screen, and displaying on the 3D display screen a virtual surgery device and a virtual surgery operation on the surgery site by the virtual surgery device. Further, the method includes determining an operation consequence based on the user interaction inputs and the surgery site, rendering the operation consequence based on the surgery site and effects of the virtual surgery operation, and displaying 3D virtual images of the rendered operation consequence on the 3D display screen. | 07-17-2014 |
20140285485 | TWO-DIMENSIONAL (2D)/THREE-DIMENSIONAL (3D) IMAGE PROCESSING METHOD AND SYSTEM - A method for processing two-dimensional (2D)/three-dimensional (3D) images on a same display area is provided. The method includes receiving image data containing both 2D and 3D images and creating a plurality of image containers including at least one top level image container and at least one sub-level image container, where each image container is provided with a display dimension identity and a coverage area identity. The method also includes determining display positions, dimensions, and occlusion relationships of the 2D and 3D images based on the plurality of image containers. Further, the method includes displaying images in the image containers with corresponding display dimension identities and coverage area identities with the display positions, dimensions, and occlusion relationships, where the display dimension identities include a 2D display and a 3D display. | 09-25-2014 |
20140307068 | MULTIPLE-VIEWER AUTO-STEREOSCOPIC 3D DISPLAY APPARATUS - A multiple-viewer auto-stereoscopic display apparatus includes a display unit, an eye-tracking unit, a light transmission control unit, a light separation unit, and a synchronization control unit. The display unit is configured to display a view sequence of a plurality of view images of a 3D image in multiple viewing zones to one or more viewers. The light transmission control unit is configured to control light transmission to a particular viewing zone. The light separation unit is configured to separate the plurality of view images for the viewers to perceive 3D display. Further, the synchronization control unit is configured to synchronize refreshing of the display unit and the light transmission control unit, wherein a refreshing rate of the display unit equals to a refreshing rate of the light transmission control unit, and to dynamically adjust the view sequence based on the position information of the one or more viewers. | 10-16-2014 |
20140313296 | AUTOSTEREOSCOPIC DISPLAY METHOD AND SYSTEM - A method is disclosed for a stereoscopic display system. The display system has a display panel containing an array of display units and a plurality of stereoscopic devices coupled to the display panel to affect three-dimensional (3D) display. The method includes receiving a 3D image to be displayed on the array of display units. The method also includes determining original display values for the display units and determining a coupling relationship between the display units and the stereoscopic devices. Further, the method includes determining a crosstalk condition based on the coupling relationship, and adjusting the original display values of display units based on the coupling relationship, the crosstalk condition, and the original display values of both the left display units and the right display units such that the crosstalk condition is cancelled. The method also includes displaying the 3D image using the adjusted display values of the display units. | 10-23-2014 |
20140362314 | PARALLAX BARRIER BASED STEREOSCOPIC DISPLAY DEVICE AND METHOD - A parallax barrier device includes a first electrode, a second electrode, a liquid crystal layer, a polarizer, and a controller. The first electrode includes a plurality of first sub-electrodes, and the second electrode includes a plurality of second sub-electrodes arranged intersecting the plurality of first sub-electrodes. The liquid crystal layer is disposed between the first electrodes and the second electrode, and the liquid crystal layer forms respective display windows corresponding to regions formed by the intersections of the first sub-electrodes and the second sub-electrodes. The polarizer is disposed on the first electrode or the second electrode on a side away from the liquid crystal layer. Further, the controller is coupled to the first electrodes and the second electrode and configured to control voltages on the plurality of first sub-electrodes and the plurality of second sub-electrodes to form a parallax barrier. | 12-11-2014 |