Class / Patent application number | Description | Number of patent applications / Date published |
348058000 | Separation by polarization | 69 |
20090244270 | STEREOSCOPIC IMAGE DISPLAY APPARATUS - A stereoscopic image display apparatus includes: a plane display device; a lens array provided in front of the display surface to distribute light rays from pixels of the display device to predetermined angles, and having a plurality of lenses arranged in a first direction; a variable polarizer provided between the plane display device and the lens array to polarize light rays from the pixels; and a double refraction prism array provided on an opposite side of the lens array from the display device, and including a plurality of double refraction prisms. Each of the double refraction prisms has a ridge in a second direction perpendicular to the first direction and arranged in the first direction with a pitch which is substantially twice a lens pitch in the lens array, and has double refraction in which a refractive index in a ridge direction is different from a refractive index in a direction perpendicular to the ridge direction. | 10-01-2009 |
20100026796 | Stereoscopic image display apparatus and method of manufacturing the same - A stereoscopic image display apparatus includes an image display panel displaying an image for a right eye and an image for a left eye in a regularly mixed manner in a plane, a phase difference element including a right-eye image display portion corresponding to the image for the right eye and a left-eye image display portion corresponding to the image for the left eye to provide different polarization states, a light shield layer formed in a projected shape corresponding to only an area including a boundary between the right-eye image display portion and the left-eye image display portion of the phase difference element, and a binder layer interposed at least between a top surface of the light shield layer and the image display panel, thus bonding the image display panel, the light shield layer, and the phase difference element together. | 02-04-2010 |
20100033557 | Stereoscopic image display and method for producing the same - A stereoscopic image display includes an image display panel that displays right-eye images and left-eye images in a regularly mixed pattern in a plane; a retarder disposed on an image output side of the image display panel and including right-eye-image display portions, corresponding to the right-eye images, and left-eye-image display portions, corresponding to the left-eye images, that cause polarization so that the right-eye images and the left-eye images have different polarization states; a polarizer disposed between the image display panel and the retarder; and a light-shielding layer disposed between the image display panel and the polarizer so as to correspond to regions including boundaries between the right-eye-image display portions and the left-eye-image display portions of the retarder. | 02-11-2010 |
20100033558 | Stereoscopic image display apparatus and method of manufacturing the same - A stereoscopic image display apparatus includes an image display panel displaying an image for a right eye and an image for a left eye in a regularly mixed manner in a plane, a phase difference element including a right-eye image display portion corresponding to the image for the right eye and a left-eye image display portion corresponding to the image for the left eye to provide different polarization states, a light shield layer formed to project only in an area including a boundary between the right-eye image display portion and the left-eye image display portion of the phase difference element, and a binder layer interposed between the phase difference element and the image display panel, except for a portion between a top surface of the light shield layer and the image display panel, thus bonding the image display panel, the phase difference element, and the light shield layer together. | 02-11-2010 |
20100118129 | CONTROLLABLE LIGHTING DEVICE FOR AN AUTOSTEREOSCOPIC DISPLAY - An autostereoscopic display is disclosed, in which light radiated from activated illumination elements of a light modulator is projected by an imaging means in a parallel ray bundle directed by an image reproduction matrix to one eye of a viewer as region of visibility in each case. It may be used in autostereoscopic displays so that image information for several viewers can be represented selectively either in 2D or 3D mode or in mixed mode. A multitude of illumination elements is assigned to each imaging element of the imaging means. Those illumination elements are determined that are required to generate parallel ray bundles for the current viewer position. Slight differences in the number of being activated illumination elements result in imaging disturbances in form of stray light. The stray light illuminates not only the accompanying lenticule but also adjacent lenticules, generating additional secondary parallel ray bundles. | 05-13-2010 |
20100134602 | THREE-DIMENSIONAL TELEVISION SYSTEM, THREE-DIMENSIONAL TELEVISION TELEVISION RECEIVER AND THREE-DIMENSIONAL IMAGE WATCHING GLASSES - The present invention realizes stereoscopic television broadcasting which can reproduce a stereoscopic image best in state of stereoscopic viewing and a receiver for the stereoscopic television broadcasting. | 06-03-2010 |
20100134603 | THREE-DIMENSIONAL INFORMATION OUTPUT APPARATUS AND THREE-DIMENSIONAL INFORMATION OUTPUT METHOD - According to one embodiment, a three-dimensional information output apparatus includes a detection module configured to detect a degree of three-dimensionality of a three-dimensional video, a generation module configured to generate three-dimensional information from display information based on the degree of three-dimensionality, and an output module configured to output the three-dimensional display information. | 06-03-2010 |
20100177175 | Image Controllers and Display Devices - A representative display device includes a display module, a polarization controller and a compensator. Each pixel region of the display module has a first sub-pixel region, a second sub-pixel region and a third sub-pixel region respectively providing a first light, a second light and a third light of the same polarization. The polarization controller has control regions that control the polarization of the light passing therethrough. The compensator has first compensating regions, second compensating regions and third compensating regions corresponding to the first sub-pixel regions, the second sub-pixel regions and the third sub-pixel regions, respectively. The compensations of phase retardation of the first light, the second light and the third light generated by passing through the first compensating regions, the second compensating regions and the third compensating regions are different from one another. | 07-15-2010 |
20100225751 | Optical Filter Devices and Methods for Passing One of Two Orthogonally Polarized Images - Shutter glasses or other viewing mechanisms for selectively passing one separable image in a composite image stream, which includes a first image stream polarized at a first orientation and a second image stream polarized at a second orthogonal orientation. The apparatus includes a first switchable optical rotator that receives the composite image stream and rotates the first and second image streams by 90 degrees or passes them unchanged. A first polarization filter is placed adjacent to the first optical rotator and is aligned to pass the first image stream when the first optical rotator rotates the image streams and to pass the second image stream when the images are passed without rotation. The apparatus includes a second switchable optical rotator that selectively rotates the image stream to choose a time slot for viewing, and a second polarization filter passes image streams at the first or second orientation to a viewer. | 09-09-2010 |
20100231700 | 3D SCREEN WITH MODULAR POLARIZED PIXELS - Modular light source are described with polarized states and a video screen including a matrix of the modular light sources. Each modular light source may constitute a pixel of the screen. Each pixel may be controlled to emit light in a polarized state. As a result, the screen may generate images with different polarities at any pixel, at any time, in addition to generating non-polarized pixels or images if desired. Using a viewing device, such as glasses, having a lenses with different polarization characteristics, a viewer may perceive an image generated by the screen as having three dimensions. Related methods and computer program products are also described. | 09-16-2010 |
20100231701 | 3D Stereoscopic Display System for Large Format LED Displays - A three dimensional (3D) stereoscopic display system using large format light emitting diodes (LEDs) for displaying 3D image content. The apparatus comprises a grid of LEDs covered by two sheets of polarizing material, a first sheet of polarizing material for polarizing a first subset of the LEDs to form a first view of the 3D image, and a second sheet of polarizing material for polarizing the second subset of LEDs to form a second view of the 3D image. The sheets may be formed by cutting a plurality of openings substantially aligned with a corresponding subset of LEDs. For improved viewing, the apparatus may further comprise a rear diffuser, disposed between the LED display and the first sheet of polarizing material. Also for improved viewing, the apparatus may further comprise a front diffuser, disposed in front of the second sheet of polarizing material, for reducing glare from external light sources. Also an additional method of the application of individual polarizing buttons directly adhered to the individual LEDs incorporating an assembly key for maintaining the correct orientation of the polarizing material. | 09-16-2010 |
20100253769 | Optical System and Assembly Method - An optical system which includes some or all of the following parts: a laser light source which illuminates a spatial light modulator such that optical characteristics are preserved; a stereoscopic display which has a polarization-switching light source; a stereoscopic display which includes two infrared lasers, two optical parametric oscillators, and six second harmonic generators; two light sources processed by two parts of the same spatial light modulator; a method of assembly using an alignment plate to align kinematic rollers on a holding plate; an optical support structure which includes stacked, compartmented layers; a collimated optical beam between an optical parametric oscillator and a second harmonic generator; a laser gain module with two retroreflective mirrors; an optical tap which keeps the monitored beam co-linear; an optical coupler which includes an optical fiber and a rotating diffuser; and an optical fiber that has a core with at least one flat side. | 10-07-2010 |
20100277577 | Enhanced ZScreen modulator techniques - A method and system for use in conjunction with a push-pull liquid crystal modulator system for creating circularly polarized light of alternating handedness is provided. The method and system comprise a pair of surface mode liquid crystal cells and a driver electrically coupled to the cells. The driver is configured to move an electrical charge using a quenching pulse comprising a relatively brief voltage spike at a beginning of a waveform period. Multiple additional improvements are provided, including reducing the thickness of the LC gap (the distance between cell electrode plates), creating a charge connection or wiring connection to the cell electrodes, employing anti-reflection coating technology, thinner ITO and ITO index matched to the LC material, bonding all possible air to material surfaces, using superior glass, employing more efficient polarizers, and reducing projector blanking time. | 11-04-2010 |
20100289884 | IMAGE DISPLAY DEVICE - An image display device includes an image display panel including a plurality of pixels configured to display a 2D image or a 3D image, a driving circuit configured to apply a data voltage in a 2D image format or a data voltage in a 3D image format to the image display panel, a controller configured to control the driving circuit in a 2D mode for displaying the 2D image or in a 3D mode for displaying the 3D image, and a patterned retarder configured to convert light from the image display panel to alternately have a first polarization and a second polarization, wherein each pixel includes first to fourth subpixels, and the data voltage in the 2D image format is applied to the first to third subpixels and a luminance compensation voltage is applied to the fourth subpixel in the 2D mode, while the data voltage in the 3D image format is applied to the first to third subpixels and a dark gray voltage is applied to the fourth subpixel in the 3D mode. | 11-18-2010 |
20100295930 | STEREOSCOPIC METHOD AND A DEVICE FOR IMPLEMENTATION THEREOF - The invention relates to stereoscopic video equipment and can be used to design stereoscopic TV sets and monitors with a possibility to observe stereo images both glasses-free and with use of passive glasses while keeping a possibility to observe monoscopic images. These possibilities are provided in the method and in the device by means of a light flux elliptical polarization modulator with polarization modulation parameters determined by inverse trigonometric functions such as arctg, arcctg, arccos and arcsin (or their combinations) from algebraic relations between squared amplitudes of image temporal scanning signals, that permits with help of spatially-periodic polarization selector to obtain the images of the left and the right views in the left and right observation areas. | 11-25-2010 |
20100302353 | METHOD FOR DISPLAYING A THREE-DIMENSIONAL IMAGE AND DISPLAY APPARATUS FOR PERFORMING THE METHOD - A method for displaying a three-dimensional (“3D”) image, wherein the method includes; sequentially displaying a left frame image corresponding to a left eye and a right frame image corresponding to a right eye on a display panel, blocking a light provided to a display block of the display panel when the display block displays a mixed image which includes a left eye image of the left frame image corresponding to the left eye and a right eye image of the right frame image corresponding to the right eye, and providing the light to the display block of the display panel when the display block displays only one of the left eye image and the right eye image. | 12-02-2010 |
20100302354 | STEREOSCOPIC IMAGE DISPLAY DEVICE - This document discusses a stereoscopic image display device. In the stereoscopic image display device, a display device displays first image data during an N | 12-02-2010 |
20110025833 | 3D IMAGE DISPLAY DEVICE - A three-dimensional (3D) image display device includes a display panel including an upper substrate and a lower substrate, the lower substrate having a pixel array area overlapped with the upper substrate and a pad area formed on at least one side of the lower substrate outside the pixel array area, wherein the display panel displays a left eye image and a right eye image; and a patterned retarder attached to the display panel and having retarder patterns to apply first and second polarizations to light from the display panel corresponding to the left eye image and the right eye image, respectively, wherein the pad area includes a first area in which data pads extending from data lines of the pixel array area are formed, and a second area in which gate pads extending from gate lines of the pixel array area are formed, and wherein the first area is exposed when the display panel and the patterned retarder are attached. | 02-03-2011 |
20110032345 | Stereoscopic flat panel display with a continuously lit backlight - This disclosure describes stereoscopic flat panel display systems based on the polarization encoding of sequentially displayed left and right eye images. The systems comprise line-by-line addressed liquid crystal display (LCD) panels, illuminating back light units and polarization control panels (PCPs). Right and left eye images are written sequentially onto the LCD whose polarization is controlled by a substantially synchronously driven PCP. The backlight may be continuously illuminated, or modulated temporally, spatially or both, as can the PCP. | 02-10-2011 |
20110050871 | THREE-DIMENSIONAL IMAGE DISPLAY DEVICE - A three-dimensional (3D) image display device includes a display panel including an upper substrate and a lower substrate, the display panel displaying a left eye image and a right eye image; a patterned retarder that applies first and second circular polarizations to the light corresponding to the left and right eye images, respectively; a conductive tape attached to the upper substrate to discharge static electricity from the display panel; a panel guide on which the display panel and the patterned retarder are mounted; an electrically conductive gasket disposed on the panel guide in contact with the conductive tape; and a top case disposed on the panel guide and the conductive gasket such that the conductive gasket electrically connects the conductive tape to the top case. | 03-03-2011 |
20110063424 | STEREOSCOPIC IMAGE DISPLAY APPARATUS - Right and left eye images constituting each frame image are displayed on odd and even horizontal lines, or even and odd horizontal lines, respectively, of a display screen of a liquid crystal display. When the display switches from one frame to the next, the right and left eye images are switched between the odd and even horizontal lines, or the displayed right and left eye images are overwritten with the same images, so that the right and left eye images are interlaced with each other. Each time the right and left eye images are switched between the odd and even horizontal lines, the lighting state of the backlight is adjusted and the right and left sides of the polarized glasses are switched between two retarding states so that the right side is in one retarding state, the left side is in the other retarding state, and vice versa. | 03-17-2011 |
20110074939 | Image Display Viewing System, Optical Modulator and Image Display Device - There is provided an image display viewing system including an image display device including a signal control portion that receives input of an image signal and outputs a signal that causes each of multiple different images to be displayed at least twice consecutively, and a display panel to which the signal output from the signal control portion is input and which alternately displays each of the multiple different images at least twice consecutively, and an optical modulator including a liquid crystal layer on which an image having a predetermined polarization direction output from the image display device and external light having random polarization are incident, and which periodically changes the polarization direction of the incident light, and a polarizing plate on which light emitted from the liquid crystal layer is incident and which has a polarization axis in a predetermined direction. | 03-31-2011 |
20110085029 | VIDEO DISPLAY APPARATUS AND VIDEO DISPLAY METHOD - According to one embodiment, a video display apparatus includes a video generation module, a display mode changing module, a display, and a polarizing filter. The video generation module generates video including left-eye video and right-eye video by using video content data. The display mode changing module changes a display mode of a graphical user interface in the video from a first display mode to a second display mode. The display displays the video. The polarizing filter covering a screen of the display polarizes the displayed left-eye video and the displayed right-eye video. | 04-14-2011 |
20110096155 | DISPLAY APPARATUS AND IMAGE DISPLAY METHOD THEREIN - A display apparatus which can simultaneously display a plurality of images such as a two-dimensional image or a three-dimensional image, and an image display method therein, the display apparatus including: a signal receiving part which receives a first image signal; an image processing part which generates a second image signal and a third image signal based on the first image signal; a display part which displays images based on the second and third image signals; and a controller which controls the image processing part to generate the second and third image signals, to display the image based on the second image signal in a first region of the display part, and to display the image based on the third image signal in a second region of the display part, the third image signal including a left-eye image and a right-eye image generated from the first image signal. | 04-28-2011 |
20110102562 | MULTI-SPECTRAL STEREOGRAPHIC DISPLAY SYSTEM WITH ADDITIVE AND SUBTRACTIVE TECHNIQUES - A multi-spectral stereoscopic display system with additive and subtractive techniques is disclosed. Stereographic images may be presented and viewed via two sets of spectral bands that may have low or no overlap with each other. The color balances of a left-eye image and a right-eye image may be almost matching or identical. The left-eye image and the right-eye image may each be a full-color image with neutral color balance, even without modifying the color balance of original image content. Additive and subtractive techniques may provide spectral content within these sets of spectral bands. Subtractive techniques may include spectral filters. Additive techniques may include multi-spectral illuminants. An arrangement of a set of spectral bands may correspond to natural resonant characteristics. The spectral bands may be determined independently of conventional RGB designation of spectral bands. This system may operate independently of polarization techniques and electronic processes for color balance modifications. | 05-05-2011 |
20110122239 | IMAGE DISPLAY DEVICE - An image display device including an image display panel configured to display a 2D image and a 3D image, a driving circuit configured to apply a data voltage of a 2D data format or a data voltage of a 3D data format to the image display panel, a controller configured to control the driving circuit in a 2D mode for displaying the 2D image or a 3D mode for displaying the 3D image, and a patterned retarder including a first retarder and a second retarder that are arranged line by line, the patterned retarder configured to divide the 3D image from the image display panel into a first polarization component and a second polarization component, the patterned retarder being aligned so that boundary portions of the first and second retarders are positioned in a center of pixels positioned on odd-numbered horizontal lines or even-numbered horizontal lines of the image display panel. | 05-26-2011 |
20110141249 | STEREO-IMAGE DISPLAY APPARATUS - A stereo-image display device is disclosed in the invention. The stereo-image display device includes a polarization beam splitter, an image projection lens set, a first image unit and a second image unit. The first image unit is used for generating a first visual optical signal to the polarization beam splitter. The second image unit is used for generating a second visual optical signal to the polarization beam splitter. A polarization direction of the second visual optical signal is orthogonal to a polarization direction of the first visual optical signal. Two visual optical signals are combined to one beam by the polarization beam splitter, and are projected through the image projection lens set onto a screen. | 06-16-2011 |
20110141250 | STEREO-IMAGE DISPLAY APPARATUS - The invention discloses a stereo-image display device. The stereo-image display device includes a light source, a polarization beam splitter, two image modulators and an image projection lens set. The light source is used for generating a parallel beam. The polarization beam splitter is used for splitting the parallel beam into two polarization orthogonal beams. Each image modulator is used for generating one visualized optical signal according to one of the beams and reflecting the visualized optical signal to the polarization beam splitter. Two visualized optical signals are to combine to one beam by the polarization beam splitter, and are projected through the image projection lens set onto a screen. | 06-16-2011 |
20110149054 | 3D GLASSES, METHOD FOR CONTROLLING 3D GLASSES, AND METHOD FOR CONTROLLING POWER APPLIED THERETO - Three-dimensional (3D) glasses, a method for controlling 3D glasses, and a method for controlling an on/off operation of the 3D glasses are provided. The 3D glasses rotate a glass unit based on sensed motion information to maintain a polarization direction of the glass unit in a particular direction. Therefore, a user may view 3D images in various positions. In addition, a user manages the on/off operation of the 3D glasses using the sensed motion information, thereby conveniently viewing 3D images in various positions. | 06-23-2011 |
20110169929 | VIDEO DISPLAY SYSTEM - A video display system includes a video display unit time-divisionally performing switching between a plurality of video streams to display the video streams, thereby emitting linear polarized display light; and shutter eyeglasses performing switching between open state to transmit incident light and closed state to block the incident light in synchronization with the switching between the video streams in the video display unit, each eyeglass in the shutter eyeglasses including a liquid crystal device, an entrance-side polarization plate provided on a light entrance side of the liquid crystal device and an exit-side polarization plate provided on a light exit side thereof. Polarization degree in the entrance-side polarization plate is lower than that in the exit-side polarization plate. | 07-14-2011 |
20110261174 | STEREOSCOPIC DIGITAL PROJECTION APPARATUS USING POLARIZED LIGHT - A digital projection apparatus for projecting digital image data comprising: one or more image forming assemblies; a display surface; and projection optics for projecting an image of the spatial light modulators in the one or more image forming assemblies onto the display surface. Each of the image forming assemblies includes a light source that alternately provides polarized light having a first and second orthogonal polarization axes, an integrator bar having a substantially rectangular cross section, illumination optics that direct the light from the light source onto the integrator bar; a spatial light modulator including an array of tiltable micro-mirror reflectors, each micro-mirror reflector being actuable to tilt with respect to a tilt axis responsive to the digital image data, and imaging optics for forming an image of the exit face of the integrator bar onto the spatial light modulator | 10-27-2011 |
20110285834 | DOUBLE-VISION DISPLAY SYSTEM - A double-vision display system comprises: a display displaying by periodically switching in at least two images or displaying region-alternately and simultaneously the at least two images in an array area according to inputted video streaming; a polarization modulation device disposed in front of the display and modulating emitted light of the at least two images into kinds of polarized light having different polarization directions; and at least two pairs of polarization spectacles, polarization direction of each pair of polarization spectacles being the same as the polarization direction of one kind of the polarized light. | 11-24-2011 |
20120013720 | DISPLAY DEVICE - A display device is provided with an image display portion for temporally switching a left frame image to be viewed by a left eye, and a right frame image to be viewed by a right eye to emit video light so that a video is stereoscopically perceived; a light deflector for deflecting the video light emitted from the image display portion; and a controller for controlling the light deflector to adjust a deflection direction of the video light output from the light deflector. The image display portion changes polarization characteristics of the video light area by area, and the light deflector deflects the video light in response to the polarization characteristics so that the video light of the left frame image is incident to the left eye and the video light of the right frame image is incident to the right eye. | 01-19-2012 |
20120026305 | OPTICAL FILTER - An optical filter for stereoscopic image display device and a stereoscopic image display device may be provided. In one embodiment, the optical filter for stereoscopic image display device may include a plastic substrate; an alignment layer; and a retardation layer, and the stereoscopic image display device may include the optical filter. | 02-02-2012 |
20120098945 | Methods and Systems for Presenting Adjunct Content During a Presentation of a Media Content Instance - An exemplary method includes an adjunct content presentation system including adjunct content within a first image of a media content instance and a second image of the media content instance by setting a pixel value of a first group of pixels included in the first image and a pixel value of a second group of pixels included in the second image and corresponding to the first group of pixels to each be greater than a predetermined neutral pixel value, including the adjunct content within a compensating image by setting a pixel value of a third group of pixels included in the compensating image and corresponding to the first and second groups of pixels to be less than the predetermined neutral pixel value, and presenting the first image, the second image, and the compensating image. Corresponding methods and systems are also disclosed. | 04-26-2012 |
20120140052 | STEREOSCOPIC IMAGE DISPLAY - A stereoscopic image display is discussed. The stereoscopic image display includes a display panel including data lines, gate lines crossing the data lines, thin film transistors (TFTs) that are turned on in response to gate pulses from the gate lines, and a plurality of pixels, a data driving circuit that converts digital video data into a data voltage and supplies the data voltage to the data lines, a gate driving circuit sequentially supplying the gate pulses synchronized with the data voltage to the gate lines, and a timing controller that receives a timing signal, 2D image data, and 3D image data from an external host system, supplies the digital video data to the data driving circuit, and controls an operation timing of the data driving circuit and an operation timing of the gate driving circuit. | 06-07-2012 |
20120147161 | STEREOSCOPIC IMAGE DISPLAY AND DRIVING METHOD THEREOF - A stereoscopic image display apparatus and a driving method of the display apparatus are provided. The display apparatus includes a resolution enhancer that calculates an average brightness of first left-eye image data included in an nth (n is a natural number) line of the 3D image data and second left-eye image data included in an n+2th line of the 3D image data to obtain left-eye average data, calculates an average brightness of first right-eye image data included in an n+1th line of the 3D image data and second right-eye image data included in an n+4th line of the 3D image data to obtain right-eye average data, and converts the brightness of the left-eye average data and the right-eye average data into grayscale values. | 06-14-2012 |
20120236132 | ELECTRO-OPTICAL DEVICE, METHOD OF DRIVING ELECTRO-OPTICAL DEVICE, AND ELECTRONIC APPARATUS - One frame is divided into a first-half field and a second-half field, and each of the fields is further divided into subfields. In addition, a pixel is controlled to be turned on or off for each of the subfields to display a gradation. A right eye image is formed with a positive polarity in a first-half field of an odd block, and a left eye image is formed with a negative polarity in a second-half field. In an even block, a right eye image is formed with a negative polarity in a first-half field, and a left eye image is formed with a positive polarity in a second-half field. | 09-20-2012 |
20130002839 | Device and Method for the Recognition of Glasses for Stereoscopic Vision, and Related Method to Control the Display of a Stereoscopic Video Stream - A method for the recognition of stereoscopic glasses, wherein two images of an environment in front of a screen are acquired from the same point of view. A differential image is then calculated by subtracting one of the two images from the other one, and the presence of two lenses is detected within the differential image. A method is also provided for controlling the display of stereoscopic images by using the method for the recognition of glasses. Also described are the devices allowing the methods to be implemented. | 01-03-2013 |
20130010092 | Polarized Panel System and Stereoscopic Video System - The present disclosure discloses a polarized panel system. The polarized panel system includes a panel driving module and an active polarizer. The panel driving module includes a timing control unit, for generating a control signal according to an update frequency, a left-eye image signal and a right-eye image signal provided by a video signal. The active polarizer is coupled to the timing control unit, for alternatively operating between a first operating status and a second operating status. The active polarizer has a first polarization direction in the first operating status and a second polarization direction in the second operating status. | 01-10-2013 |
20130033588 | THREE-DIMENSIONAL IMAGE DISPLAY APPARATUS, DISPLAY SYSTEM, DRIVING METHOD, DRIVING APPARATUS, DISPLAY CONTROLLING METHOD, DISPLAY CONTROLLING APPARATUS, PROGRAM, AND COMPUTER-READABLE RECORDING MEDIUM - Pixels belong to any of a plurality of pixel groups. The pixel groups each include first pixels and second pixels. A three-dimensional image display apparatus polarizes light to be emitted from the first pixels into light having a first polarization characteristic and polarizes light to be emitted from the second pixels into light having a second polarization characteristic. The three-dimensional image display apparatus, sets luminance of at least one of luminance of a left-eye image or luminance of a right-eye image such that the luminance of a predefined first image of the left-eye image or the right-eye image is higher than the luminance of a second image of the images. The three-dimensional image display apparatus causes the first pixels to render the first image at the set luminance on a screen and causes the second pixels to render the second image at the set luminance on the screen. | 02-07-2013 |
20130070067 | Projection System Generating 3D Images - A projection system generating 3D images comprises: an illumination system, a display panel having two separate regions displaying images for right eye and left eye respectively; a projection lens system that comprising a deflecting unit that deflects the images of left eye and right eye at different angles; and a polarization modulator that modulates the images of different eyes at different polarization states. The viewer wears a piece of passive polarization glasses to see the 3D images. The advantages of present invention are: simple structure and low cost. It produces 3D images by single display panel. | 03-21-2013 |
20130141553 | LIGHT SOURCE MODULE FOR STEREOSCOPIC DISPLAY, IMAGING DEVICE FOR STEREOSCOPIC DISPLAY AND STEREOSCOPIC DISPLAY SYSTEM - A light source module for stereoscopic display includes multi-primary color lasers which output the light with the same polarization direction. Respective lasers are divided into two groups according to the wavelengths of the output light. A light combiner is provided in the output light path of each laser group and is used for combining the output light of all lasers in the group into one output light path. The light source module further includes a polarization conversion rotary member, and the polarization direction of the two output light is periodically and alternately rotated by | 06-06-2013 |
20130194401 | 3D GLASSES, DISPLAY APPARATUS AND CONTROL METHOD THEREOF - A display apparatus switching between a two-dimensional (2D) display mode and a three-dimensional (3D) display mode is provided. The display apparatus includes: an imaging device configured to capture an image a pair of 3D glasses worn by a user to view an image displayed in the 3D display mode, wherein the 3D glasses are switchable between a plurality of different states; a transmitter/emitter module configured to remotely control the 3D glasses so as to switch the states of the 3D glasses; and a controller configured to determine whether the user is wearing the 3D glasses based on a state of the 3D glasses in the image captured by the imaging device, and to control the display apparatus to operate in the 3D display mode when it is determined that the user is wearing the 3D glasses. | 08-01-2013 |
20130208100 | METHOD AND DEVICE FOR FORMING AND OBSERVING STEREO IMAGES HAVING MAXIMUM SPATIAL RESOLUTION - Systems and methods are described for forming and observing three-dimensional images and, more particularly, to stereoscopic video technology. The systems and methods can be used to make stereoscopic and autostereoscopic (e.g., glasses-free or naked eye) television sets and monitors based on different optical structures with maximum spatial resolution at each view of the stereo image, equal to full spatial resolution of optical structures. The systems and methods permits the manufacture of flat-panel autostereoscopic displays using crystal (LC) matrices of practically any type and provides for the autocompensation of nonlinearity of the transmission characteristics of the matrices. | 08-15-2013 |
20130250076 | METHOD FOR DISPLAYING A THREE-DIMENSIONAL IMAGE AND DISPLAY APPARATUS FOR PERFORMING THE METHOD - A method for displaying a three-dimensional (“3D”) image, wherein the method includes; sequentially displaying a left frame image corresponding to a left eye and a right frame image corresponding to a right eye on a display panel, blocking a light provided to a display block of the display panel when the display block displays a mixed image which includes a left eye image of the left frame image corresponding to the left eye and a right eye image of the right frame image corresponding to the right eye, and providing the light to the display block of the display panel when the display block displays only one of the left eye image and the right eye image. | 09-26-2013 |
20130271582 | SYSTEM, METHOD, AND COMPUTER PROGRAM PRODUCT FOR PRESENTING STEREOSCOPIC DISPLAY CONTENT FOR VIEWING WITH PASSIVE STEREOSCOPIC GLASSES - The presentation of stereoscopic display content for viewing with passive glasses and full resolution is provided. In use, (a) a frame of stereoscopic display content intended for viewing by one eye of a user is scanned, using a display layer of a display device; (b) the scanned frame is polarized utilizing a polarizing layer of the display device, according to a polarization associated with a lens of stereoscopic glasses worn over the same one eye of the user; (c) a backlight is activated to illuminate the polarized frame, in response to an entirety of the polarized frame being scanned; (d) the display device is held for a predetermined period of time in response to activation of the backlight, and then the backlight is de-activated; and (a)-(d) are then repeated for the other eye of the user, with another frame of stereoscopic display content intended for viewing by the other eye. | 10-17-2013 |
20130335540 | STEREOSCOPIC IMAGE DISPLAY APPARATUS - A stereoscopic image display apparatus is described. The stereoscopic image display apparatus includes a display panel, a film-type patterned retarder (FPR) and a barrier layer. The display panel comprises a plurality of scan lines, first data lines, second data lines and pixel units. Each of pixel units comprises a major pixel, a first minor pixel and a second minor pixel wherein the major pixel is coupled to one of the scan lines and one of the first data lines via a first thin-film-transistor, and the first minor pixel and the second minor pixel are coupled to the one of the scan lines and one of the second data lines via a second thin-film-transistor. The FPR is disposed between the display panel and the polarized glasses for receiving the light from the display panel to allow the light to form left-handed circularly polarized light and right-handed circularly polarized light. | 12-19-2013 |
20130342664 | SWITCHABLE IMAGING DEVICE, SWITCHABLE OPTICAL DEVICE, AND DISPLAY - A switchable imaging device ( | 12-26-2013 |
20140028814 | 3-DIMENSIONAL IMAGE DISPLAY APPARATUS AND CONTROL METHOD OF THE SAME - Provided are a 3-dimensional image display apparatus and a control method thereof, the apparatus including: a video signal receiving unit which receives a video signal containing plane image data or stereoscopic image data from an external signal source; a liquid crystal module which includes a liquid crystal display panel to selectively display the plane image data and the stereoscopic image data, and a backlight unit provided in a rear portion of the liquid crystal display panel; a power supply which supplies power to the liquid crystal module; and a controller which determines whether the received video signal contains the plane image data or the stereoscopic image data, and if the video signal receiving unit contains the stereoscopic image data, the controller controls the power supply such that the backlight unit operates in a power saving mode while the stereoscopic image data is scanned to the liquid crystal display panel. | 01-30-2014 |
20140028815 | Method and Apparatus for Flicker Reduction and Contrast Enhancement in 3D Displays - A 3D projector system includes a locally modulated polarizer mounted in front of a projector. The polarizer is controllable to produce different polarization states for local regions of the projector images. Combinations of polarizer states and projector images can be used to produce left and right images which have reduced intensity differences between subsequent frames. This may reduce flickering and viewer eye fatigue. This may also reduce unwanted crosstalk between left and right eye viewpoints and increase image contrast and dynamic range. | 01-30-2014 |
20140078272 | 3D DISPLAY METHOD AND 3D DISPLAY DEVICE - There are disclosed a 3D display method and a display device. The 3D display method comprises: adjusting a data line input signal for a 3D display device, so that a black image is displayed on sub-pixel regions of a (4n−2)th (n is a natural number) row and a 4nth row of a display panel of the 3D display device, inputting parallactic image signals for a left eye and a right eye into sub-pixel regions in a (4n−3)th row and in a (4n−1)th row, respectively, so that a left-eye image, the black image and a right-eye image are displayed on the sub-pixel regions in sequence, wherein each of the sub-pixel regions includes at least one row of sub-pixel structural units. | 03-20-2014 |
20140078273 | PARALLAX IMAGE DISPLAY DEVICE, PARALLAX IMAGE GENERATION METHOD, PARALLAX IMAGE PRINT - This parallax image display device is provided with an image acquiring unit that acquires a left-eye image and a right-eye image, a parallax image display unit that has a parallax image display area including a left-eye region for displaying the left-eye image and a right-eye region for displaying the right-eye image, and a parallax image generating unit that generates the parallax image, wherein the parallax image display area is composed of unit region sets, each having a rectangular left-eye unit region and a right-eye unit region which is same in shape as the left-eye unit region; and the parallax image generation unit generates the parallax image by displaying the left-eye image in the left-eye region and displaying the right-eye image in the right-eye region. | 03-20-2014 |
20140085440 | MULTI VIEWER DISPLAY AND DISPLAYING METHOD OF THE SAME - A multi viewer display and a displaying method of the same enables a plurality of viewers to view different images. The multi viewer display includes a display unit which includes a plurality of pixels, an image receiver which receives a plurality of image signals, a signal processor which processes the plurality of image signals to allot and display the plurality of received image signals for each pixel of the display unit corresponding to a plurality of viewers, and an optical angle converter which changes displayed light of the image signal displayed in the pixel of the display unit to be within a viewing angle range of the concerned viewer among the plurality of viewers. | 03-27-2014 |
20140085441 | LARGE SCALE POLARIZING 3D ELECTRONIC DISPLAY SYSTEM AND MANUFACTURING APPROACH - A sound masking device includes: a sound pick-up unit which picks up a sound, and which produces a picked-up sound signal based on the sound, a masking sound signal producing unit which produces a masking sound signal from the picked-up sound signal a sound emitting unit which emits a masking sound based on the masking sound signal, and an echo cancelling unit which performs an echo cancelling process on the picked-up sound signal by performing an adaptive filtering process on the masking sound signal, and by subtracting the filtered masking sound signal from the picked-up sound signal. The masking sound signal producing unit produces a masking sound signal having a level corresponding to an amplitude level of the picked-up sound signal which has subjected to the echo cancelling process. | 03-27-2014 |
20140085442 | PARALLAX IMAGE DISPLAY DEVICE, PARALLAX IMAGE GENERATION METHOD, PARALLAX IMAGE PRINT - This parallax image display device is provided with an image acquiring unit that acquires a right-eye image and a left-eye image used for generating a parallax image enabling a stereoscopic view, an information volume distribution calculator that calculates an information volume distribution of the right-eye image and an information volume distribution of the left-eye image, and a parallax image generator that generates the parallax image from the right-eye image and the left-eye image on the basis of the information volume distribution of the right-eye image and the information volume distribution of the left-eye image. | 03-27-2014 |
20140098204 | IMAGE DISPLAY DEVICE - An image display device includes an image display panel including a plurality of pixels configured to display a 2D image or a 3D image, a driving circuit configured to apply a data voltage in a 2D image format or a data voltage in a 3D image format to the image display panel, a controller configured to control the driving circuit in a 2D mode for displaying the 2D image or in a 3D mode for displaying the 3D image, and a patterned retarder configured to convert light from the image display panel to alternately have a first polarization and a second polarization, wherein each pixel includes first to fourth subpixels, and the data voltage in the 2D image format is applied to the first to third subpixels and a luminance compensation voltage is applied to the fourth subpixel in the 2D mode, while the data voltage in the 3D image format is applied to the first to third subpixels and a dark gray voltage is applied to the fourth subpixel in the 3D mode. | 04-10-2014 |
20140104402 | METHOD AND DISPLAY FOR CONCURRENTLY DISPLAYING A FIRST IMAGE AND A SECOND IMAGE - The present disclosure relates to methods and display systems for concurrently displaying two complementary images. Collimated light comprising interlaced series of left and right image rows are received, at angles that alternate over time, on an intensity modulation matrix. The collimated light is transmitted to a patterned retarder capable of applying spatially alternating polarizations to successive rows. The collimated light is further transmitted to a display layer. The angles at which collimated light is received on the intensity modulation matrix and distances between display system components are such that odd lines of the display layer alternate in time between lines of a first image and lines of a second image while even lines of the display layer alternate between lines of the second image and lines of the first image. The first and second images may be discriminated by viewers using polarized glasses. | 04-17-2014 |
20140168393 | STEREOSCOPIC IMAGE SYSTEM AND RELATED DRIVING METHOD FOR BALANCING BRIGHTNESS OF LEFT-EYE AND RIGHT-EYE IMAGES - A stereoscopic image system includes an image-generating unit and a modulating module. According to an image signal controller, the image-generating unit is configured to provide a first image having a first brightness during a first period and a second image having a second brightness during a second period. The modulating module is configured modulate the image signal controller during the first and second periods so that the first image has a third brightness after passing through a first lens of polarized glasses and the second image has a fourth brightness after passing through a second lens of polarized glasses, wherein the difference between the third brightness and the fourth brightness is smaller than the difference between the first and second brightness. | 06-19-2014 |
20140204186 | HIGH DIRECTIVITY SCREENS - A theater utilizes multiple projectors that are widely spaced. The wide spacing of the projectors reduces hot spotting that occurs on flat, curved, retro-reflective, and other types of screens. The projectors are spaced widely apart and generally are placed at opposite sides of the theater. The wide spacing causes a trapezoidal distortion or effect which may be electronically compensated for by, for example, changing pixel locations on modulators of the projectors such that same (or corresponding) pixels modulated in both projectors are ultimately projected onto a same pixel area of the screen. The invention is particularly advantageous in polarization based 3D systems which generally require high directivity screens where hot spotting and related crosstalk are common. | 07-24-2014 |
20140218492 | DISPLAY DEVICE AND METHOD FOR MANUFACTURING PHASE RETARDER FILM THEREOF - A display device includes a display panel and a phase retarder film disposed on the display panel. The display panel has a first pixel region, a second pixel region and a third pixel region disposed between the first pixel region and the second pixel region. The phase retarder film has a first phase region, a second phase region and a third phase region disposed between the first phase region and the second phase region. The first phase region is disposed corresponding to the first pixel region, the second phase region is disposed corresponding to the second pixel region, and the third phase region is disposed corresponding to the third pixel region. A phase retardation of the third phase region is different from phase retardations of the first phase region and the second phase region. A method for manufacturing the phase retarder film is also provided. | 08-07-2014 |
20140285642 | NON-GLASSES TYPE STEREOSCOPIC IMAGE DISPLAY DEVICE - A non-glasses type stereoscopic image display device comprises: a display panel that comprises a plurality of sub-pixels and displays multi-view images in predetermined units; and an optical plate array that is formed side by side with the sub-pixels and divides the multi-view images into a plurality of multi-view areas, each of the sub-pixels comprising a first color sub-pixel, a second color sub-pixel, and a third color sub-pixel, which alternate in the same row along a horizontal direction in which gate lines extend and are formed side by side along a vertical direction in which data lines extend in different columns, wherein vertically neighboring sub-pixels displaying different colors partially overlap each other in the vertical direction. | 09-25-2014 |
20150029316 | LIQUID CRYSTAL DISPLAY AND METHOD FOR GENERATING 3D IMAGES BY MATCHING A SOFTWARE OPTICAL GRATING - A liquid crystal display for generating 3D images by matching a software optical grating includes a backlight module and a LCD panel having a color filter. The LCD panel has a plurality of first subpixels for generating a first image, a plurality of second subpixels for generating a second image, and a plurality of third subpixels for generating a black barrier image as the software optical grating. When the black barrier image is slightly spread to cover one part of the first image and one part of the second image, the first image is covered partially by the black barrier image to form a right-eye image, and the second image is covered partially by the black barrier image to form a left-eye image. Whereby, the right-eye and the left-eye images concurrently generated by the LCD are respectively projected onto the right and the left eyes of the viewer. | 01-29-2015 |
20150042772 | DISPLAY APPARATUS AND CONTROL METHOD FOR PROVIDING A 3D IMAGE - A display apparatus is disclosed. The display apparatus includes an image processor configured to extract a main object from an image frame so as to generate a 2D image frame in a region of the extracted main object in order to generate a 3D image frame in regions other than the main object in the image frame; a display panel configured to alternately output the 2D image frame having a predetermined first resolution and the 3D image frame having a predetermined second resolution; and a controller configured to control a polarization direction of light output from the display panel in synchronization with outputs of the 2D image frame and the 3D image frame. Thus, the display apparatus may provide a high-resolution 3D image and improved depth. | 02-12-2015 |
20150304646 | Three-Dimensional Display - The invention pertains to the display devices and can be used for displaying three-dimensional objects and scenes, particularly, in navigation, machine-aided drafting and engineering systems, for visualization of tomographic information and during complex operations in medicine, during modeling of three-dimensional problems in science and technology, in computer simulators and games, advertising, entertainment etc. | 10-22-2015 |
20150339996 | Multi-primary backlight for multi-functional active-matrix liquid crystal displays - A direct view display provides a light modulating panel and a backlight including first and second sets of spectral emitters. Several modes of operation may be provided including an advanced 2D mode, and an enhanced color gamut mode employing simultaneous illumination of the first and second set of spectral emitters. Another embodiment may be an optical structure for a multi-functional LCD display with wide color gamut and high stereo contrast. The optical structure may also be used to produce more saturated colors for a wider display color gamut and also may be used to produce a brighter backlight structure through light recycling of the wider bandwidth light back into the optical structure. | 11-26-2015 |
20150341625 | 3D GLASSES, DISPLAY APPARATUS AND CONTROL METHOD THEREOF - A display apparatus switching between a two-dimensional (2D) display mode and a three-dimensional (3D) display mode is provided. The display apparatus includes: an imaging device configured to capture an image a pair of 3D glasses worn by a user to view an image displayed in the 3D display mode, wherein the 3D glasses are switchable between a plurality of different states; a transmitter/emitter module configured to remotely control the 3D glasses so as to switch the states of the 3D glasses; and a controller configured to determine whether the user is wearing the 3D glasses based on a state of the 3D glasses in the image captured by the imaging device, and to control the display apparatus to operate in the 3D display mode when it is determined that the user is wearing the 3D glasses. | 11-26-2015 |
20160025991 | TRANSPARENT DISPLAY - A display has an array of light emitting display pixels occupying pixel areas, and a polarizing light transmissive area between the pixel areas. This polarization can be used to improve the contrast ratio of a transparent 2D display. However, it can also be used to enable a transparent 3D display to be formed without distortion of the see-through transparent display function. For this purpose, the light emitting display pixels can emit polarized light orthogonal to the polarization provided by the light transmissive area. | 01-28-2016 |
20160255335 | DRIVING SIGNAL GENERATING CIRCUIT, DRIVING SIGNAL GENERATING METHOD AND 3D DISPLAY DEVICE | 09-01-2016 |