Abstract: A viewing system for viewing video displays having the appearance of a three dimensional image.

Abstract: A viewing system for viewing video displays having the appearance of a three dimensional image.

Abstract: There are provided a transmitter, a display, a shutter eyeglass device, a transmission/reception system, a display system and a transmission/reception method allowed to achieve highly reliable communication between a transmission side and a reception side. The transmitter includes: a transmission section holding plural kinds of commands each represented by a plurality of bits and repeatedly transmitting a command set, the command set being configured of one or more kinds of commands which are selected from the plural kinds of commands and combined in predetermined order, in which a bit pattern representing a whole of the command set is the same as a bit pattern held in a receiver.

Abstract: A viewing system for viewing video displays having the appearance of a three dimensional image.

Abstract: According to one embodiment, a stereoscopic display device is for three-dimensionally displaying a display image to enable a viewer to view the display image by means of glasses. The device includes a receiving unit, a display memory unit, a controller unit, an adjusting unit, and a display unit. The receiving unit receives, from the glasses, glasses information used to identify an attribute of the glasses. The display memory unit stores parameter information corresponding to the received glasses information and used to control a quality of the display image when the display image is displayed. The controller unit generates image control information in accordance with the parameter information. The adjusting unit adjusts the display image based on the image control information to generate an adjusted display image. The display unit displays the adjusted display image.

Abstract: An image display device comprises a liquid crystal display panel configured to selectively implement 2D images and 3D images, panel driving circuits configured to drive the liquid crystal display panel, a backlight configured to include a plurality of light sources and supply light to the liquid crystal display panel, and a controller configured to modulate input data to generate frame data synchronized with N (where N is a positive integer equal to or more than 2) multiple frame frequency, control the panel driving circuits such that the frame data is displayed in the liquid crystal display panel, expand a vertical blank interval where the frame data is not displayed, and control a turned-on period of the backlight to overlap with the expanded vertical blank interval.

Abstract: The shutter glasses for the display apparatus include a shutter-glasses communication unit which receives a first sync signal from the display apparatus displaying a three-dimensional (3D) image; and a shutter-glasses controller which generates an ON/OFF driving signal for a left-eye lens unit and a right-eye lens unit of the shutter glasses based on the first sync signal, the first sync signal including a pattern, based on which at least one sync pulse is periodically omitted in a second sync signal used in displaying the 3D image according to a frame driving frequency of the 3D image. The shutter-glasses controller generates an ON/OFF driving signal in sync with the first sync signal, so that the ON/OFF driving signal includes the sync pulse in a section corresponding to the omitted sync pulse of the second sync signal according to a time period of the first sync signal.

Abstract: In a 3D image viewing system of field sequential type using a liquid crystal apparatus, an apparatus generates a black field that is a period for displaying a black image, which is located between a right field that is a right eye image display period and a left field that is a right eye image display period. Right and left shutters of shutter glasses start to open in synchronization with start of the right and left fields and start to close in synchronization with end of the adjacent black field.

Abstract: A viewing system for viewing video displays having the appearance of a three dimensional image.

Abstract: A 3D image control apparatus receives from shutter glasses an identification signal for identifying a type of the shutter glasses, reading a shutter opening and closing characteristic of the shutter glasses of the type identified based on the identification signal from a storage unit storing shutter characteristics of the shutter glasses in association with the type of the shutter glasses. The 3D image control apparatus controls display timing of an image display unit based on the shutter opening and closing characteristic in such a manner that display periods of the right eye image and the left eye image are respectively within opening periods of the right shutter and the left shutter.

Abstract: An application for transmission of a three-dimensional eyewear synchronization signal to synchronize the operation of shutters of three-dimensional eyewear uses an industry standard wireless transmission technique. To compensate for inherent latencies of such transmission techniques, the latencies are measured and monitored to determine expected latencies and the shutter synchronization signal is skewed by the latency. In some embodiments, the synchronization signal is further adjusted by a user skew control.

Abstract: When an image frame is generated, a plurality of backlight blocks are driven according to percentage of the image frame being generated, and a left shutter and a right shutter of a pair of shutter glasses are switched according to the time the image frame is generated. In this way, ghost shadows resulting from right eye images or left eye images can be avoided.

Abstract: An application for a three-dimensional television system includes content encoded with left/right frame indicators at a pre-determined location on each frame. For example, during display frames meant for a first eye, the set of pixels contain a first pattern while during display of frames meant for the second eye, the set of pixels contain a second pattern. A detector interfaced to the screen of the television detects the left/right indication and provides synchronization to shutters of three-dimensional eyewear. The detector is positioned over the set of pixels and determines which pattern is displayed, generating a synchronization signal based upon the patterns. The synchronization signal is then transmitted to three-dimensional eyewear where it is used to control the shutters. In some embodiments, a phased-locked loop is provided within the three-dimensional eyewear to continue operation during periods when the transmission of the synchronization signal is blocked or otherwise interrupted.

Abstract: Disclosed is a display device using three-dimensional (3D) shutter glasses including a left shutter and a right shutter, the display device including: a signal receiving unit which receives an image signal including a left image and a right image; a signal processing unit which processes the image signal received by the signal receiving unit; a display unit which displays a 3D image according to the processed image signal; a synchronization signal receiving unit which receives a synchronization signal for the left and right images from the 3D glasses; and a controller which controls the signal processing unit to alternately display the left and right images according to the synchronization signal corresponding to opening and closing of the left shutter and the right shutter.

Abstract: A television consistent with certain implementations has a display system having a display frame refresh rate R. A frame synchronizer transmitter transmits a signal used to synchronize frame refreshes for a left and right eye images of shutter glasses, where a sequence of left and right eye images to the shutter glasses defines one image cycle. A video processor that alters at least one image per image cycle so that at least one of the images to at least one eye of at least one of the shutter glasses is synchronized to a display frame that has been altered by the video processor. This abstract is not to be considered limiting, since other embodiments may deviate from the features described in this abstract.

Abstract: A 3D glasses driving method for driving 3D shutter glasses and 3D glasses and a 3D display apparatus using the same, the 3D glasses driving method including: receiving a sync signal from an external device; determining a duty of a driving signal which opens a left eye glass and a right eye glass of the 3D shutter glasses; and opening and closing the left eye glass and the right eye glass of the 3D shutter glasses alternately based on the sync signal and the determined duty. Accordingly, the user is able to watch the 3D image in a descried brightness without experiencing a crosstalk phenomenon.

Abstract: The present disclosure relates to a three-dimensional image system. The present disclosure suggests a three dimensional image system comprising: a display device configured to suggest a left image and a right image alternately; a liquid crystal shutter having a liquid crystal layer and configured to switch between a ?/2 phase retardation state and a 0 phase retardation state; polarized glasses including a right glass window having a first polarization axis and a left glass window having a second polarization axis. According to the present disclosure, the left image and the right image can be exactly recognized by the left eye and the right eye, respectively, without any cross-talk problem.

Abstract: A stereoscopic image display device includes; a display device into which left-eye image data and right-eye image data are alternately input, and a shutter member including a left-eye shutter and a right-eye shutter, wherein the left-eye shutter and the right-eye shutter are opened in at least one of at least a part of an input period for the left-eye image data and at least a part of an input period for the right-eye image data.

Abstract: A system is discussed for displaying multivideo, which enables users to view a plurality of different video images at the same time through one video displaying system without lowering resolution. The system includes according to an embodiment a video processor for alternately outputting first and second images every predetermined number of frames according to a similarity between previous and present frames of first or second video image; and a display panel for displaying the video image outputted from the video processor.

Abstract: A method for displaying a three-dimensional (3D) image includes: alternately displaying a left eye image and a right eye image; calculating a luminance value of a displayed image to detect a peak value of a luminance value; comparing the detected peak value and a stored peak value, and when the detected peak value corresponds to a right eye peak value, determining that a current image is a right eye image, and when the detected peak value corresponds to a left eye peak value, determining that the current image is a left eye image; outputting a synchronization signal according to the determination result; and making the left eye image and the right eye image reach a user's left eye or right eye according to the synchronization signal.

Abstract: An image display device includes a display panel that periodically displays different images, a shutter control portion that generates timing signals for driving shutters for a right eye and a left eye, in synchronization with the periodical display of the display panel, with respect to glasses for viewing images, the glasses being provided with the shutters for the right and left eye, a backlight that includes a light guide plate of a size corresponding to a display area of the display panel and light sources that are provided on two opposing side faces of the light guide plate and that irradiates the display panel from a rear side of the display panel, and a backlight control portion that causes the respective light sources that are provided on the two opposing side faces to blink at different timings during an opening period of the shutters.

Abstract: A stereoscopic video viewing limiter extracts factor information related to different factors affecting a viewer of a stereoscopic video display from a video signal, generates corresponding effect coefficients representing the degree of effect on the viewer, integrates the effect coefficients as the viewer watches the stereoscopic video image, compares the integrated values with respective thresholds determined according to the viewer's tolerances for each of the factors, and generates a viewing limitation signal when the tolerances are exceeded. The viewing limitation signal is used to limit viewing to a two-dimensional video image instead of the stereoscopic video image. When several viewers watch the same stereoscopic video display, separate viewing limitation signals are generated, tailored to the viewers' individual stereoscopic viewing tolerances, permitting each viewer to enjoy the stereoscopic video display as long as possible without adverse effects.

Abstract: A stereoscopic image display method capable of stereoscopic display of a photographed image. One two-dimensional image is selected, and one pixel capable of being viewed from a corresponding viewpoint position is selected from a plurality of pixels. A virtual surface with the selected two-dimensional image pasted thereon is assumed, and the virtual surface is arranged so that an image center point of the two-dimensional image corresponding to a center of an object coincides with a center of a display surface. Next, a virtual extension that extends from the viewpoint position to the virtual surface through the selected pixel is assumed. A color on the two-dimensional image assumed to have been pasted on the virtual surface, corresponding to a point of intersection between the virtual extension and the virtual surface is determined as a display color of the pixel positioned in a direction extending from the pixel to the viewpoint position.

Abstract: A video viewing shutter device, which is wirelessly coupled to a multi-view video display device, generates a slave clock based on a master clock in the display device. The slave and master clocks may be Bluetooth clocks and maintain synchronization. The video viewing shutter device receives display information regarding display of independent video frames and time information referenced to the master clock. Time information corresponds to display time of independent frames. Both shutters open and/or close together, during frame display time, based on the slave clock, display information and/or master clock information. Display information may concern a pattern of independent frames and/or blank frames, pattern display time, refresh rate and/or a time offset. Master clock time information corresponds to frame display time. Shutter open and close times may be maintained when display and/or time information is not received. Information may be transmitted to the multi-view video display device.

Abstract: Provided are shutter glasses for stereoscopic image and a display system having the same. The display system includes: a display apparatus including a display part which displays a stereoscopic image including a left eye image and a right eye image and a signal transceiving part which transmits a synchronization signal and receives a control signal; and shutter glasses including: a signal receiving part which receives the synchronization signal; a left eye shutter and a right eye shutter; a first attenuating part which attenuates an intensity of light incident onto the signal receiving part below a threshold of signal sensitivity of the signal receiving part; and a control part which controls the opening and closing of the left eye shutter and the right eye shutter based on the synchronization signal received from the signal receiving part.

Abstract: An image signal processing apparatus performs gradation control on respective pixels. Specifically, the image signal processing apparatus includes an image signal processing unit which controls light emission and non-light emission of respective subfields so as to provide a field having a level of brightness. Here, the field is a unit display period of the pixels and divided into the subfields which have different light emission periods and are arranged in a predetermined sequence. In the predetermined sequence, the subfields are arranged in a manner such that a subfield having the shortest light emission period among the subfields is in the first place, one of a subfield having the longest light emission period and a subfield having the second longest light emission period among the subfields is in the second place, and the other one is in the third place.

Abstract: Disclosed are a display device and a driving method of the same, the display device including: a receiver; a signal processor which processes a video signal; a display unit which displays a stereoscopic image based on the video signal; a sync signal output unit which outputs a sync signal to stereoscopic glasses so that left eye shutter and right eye shutter are opened and closed corresponding to left eye image and right eye image displayed on the display unit; a power supply; and a controller which outputs the sync signal at an initial mode, controls the sync signal output unit so that a power saving mode and a check mode are alternately repeated, and controls the power supply to stop supplying power to the sync signal output unit during the power saving mode, so the sync signal can be selectively output to stereoscopic glasses, thereby reducing power consumption.

Abstract: A 3D video viewing shutter device receives display response time from a 3D video display device for determining shutter open and close times. Response time may correspond to display type, a particular display and/or a change in pixel illumination levels between frames. The shutter device receives response information during device initialization and/or corresponding to changing pixel illumination levels. A sequence of 3D frames may comprise a pattern of left frames, right frames, blank frames and/or frames comprising a combination of left and right frames. Based on display device and/or shutter device response times, the shutter device may extend shutter transmittance time during a frame display interval into a blank frame interval. Transmittance may be enabled during display of blank frames subsequent to left or right frames. The shutter device and display device may communicate via a wireless link for example, via a Bluetooth wireless link utilizing Bluetooth clocks.

Abstract: A 3D shutter glasses device, coupled via a wireless link to a 3D video display device, maintains a slave clock synchronized with a master clock in the display device. The clocks may comprise Bluetooth clocks. The shutter glasses receive 3D frame display information and time information referenced to the master clock that corresponds to when frames are displayed. The shutter glasses control opening and closing of left and right shutters utilizing slave clock time and the received information. The received display information comprises left, right and/or blank frame pattern information, a frame pattern time interval, a frame refresh rate and a time offset for delaying opening and/or closing of shutters. The time information indicates master clock time when frames are displayed. The shutter glasses and the display maintain synchronization when display and/or time information updates are skipped. The shutter glasses may transmit information to the display device.

Abstract: Disclosed are shutter glasses for viewing a stereoscopic image including: a left-eye shutter; a right-eye shutter; and a controller which generates an error signal indicating an error if at least one of a first and a second error condition exists, wherein the first error condition is internal to the shutter glasses, and the second error condition is external to the shutter glasses.

Abstract: A projection display system includes a glasses system, a driving unit and a projection apparatus. The driving unit is electrically connected to the glasses system for repeatedly applying or removing a voltage to/from the glasses system. The projection apparatus includes an illumination system and a color wheel. The color wheel is in a transmission path of a light beam provided by the illumination system. The color wheel has a compensation zone and a plurality of color zones. When the color wheel is rotated, the compensation zone and the color zones sequentially pass through the light beam. The compensation zone has first, second and third sub compensation zones. A time for the first sub compensation zone passing through the light beam is substantially equal to a time for the third sub compensation zone passing through the light beam. A liquid crystal glasses and a control method are also provided.

Abstract: A method of driving a light source including a light source part includes determining whether an image signal is a two-dimensional mode image signal or a three-dimensional mode image signal to generate a mode signal, adjusting a level of a current to be applied to the light source part in response to the mode signal to generate an adjusted current, and driving the light source part using the adjusted current.

Abstract: A stereoscopic image display and a method of driving the same are disclosed. The stereoscopic image display includes shutter glasses including a left eye shutter and a right eye shutter that are alternately turned on and off in synchronization with a display device, a backlight unit that irradiates light to the display device and is periodically turned on and off, a controller that divides a first frame period into a first address period and a first vertical blanking period, divides a second frame period into a second address period and a second vertical blanking period, and controls so that durations of the first vertical blanking period and the second vertical blanking period are different from each other, and a driving circuit that supplies data to the display device during the first and second address periods under the control of the controller.

Abstract: The video display apparatus is provided that the breaking up of the video image should not be viewed by users when the frame rate of video content items is changed in association with the change in the number of viewed content items. The video display apparatus, which is capable of viewing a plurality of video content items using the shutter eyeglasses, controls the plurality of video content items by time-division, and performs the shutter control of the shutter eyeglasses in association with the display videos. The video time-division output processing section applies time-division processing to data representing the plurality of video content items in accordance with the control command provided by the control section to output the resulting data to the display section. The control section changes the frame rate of the display videos depending on the number of video content items which are to be viewed.

Abstract: 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.

Abstract: An image displaying apparatus includes a signal control unit for receiving an input image signal and converting the signal into a signal for alternately displaying a right-eye image and a left-eye image, display panel into which the signal converted in the signal control unit is input for the right-eye image and the left-eye image, a surface light source for illuminating the display panel from its back, a shutter control unit for generating a timing signal indicating a period in which the right-eye and left-eye shutters are opened for a pair of viewing glasses with the right-eye and left-eye shutters, and for relatively changing the shutter-opened period for the emission timing of the surface light source, and a surface light source control unit for emitting the surface light source in a shorter period than the shutter-opened period in response to the switching between the right-eye image and the left-eye image.

Abstract: An image display device of present invention includes a signal control portion that receives input of an image signal, and outputs a signal that causes an image for a right eye and an image for a left eye to be displayed alternately, a display panel to which the signal converted by the signal control portion is input, and which alternately displays the image for the right eye and the image for the left eye, and a polarity reversing portion that performs polarity reversal of a drive voltage of the display panel due to the signal, at least every time both the image for the right eye and the image for the left eye are displayed.

Abstract: A signal generation apparatus includes: a bit-clock extraction section configured to receive a digital audio signal output by an apparatus for displaying a 2-d video image used for sensing a 3-d stereoscopic video image on a screen determined in advance and to extract a bit clock signal from the digital audio signal; and a timing-signal generation section configured to generate a timing signal having the same period as a vertical synchronization signal of the 2-d video image from the bit clock signal extracted by the bit-clock extraction section.

Abstract: According to one embodiment, a video processor includes: an input module configured to receive a first image frame group in which an image capturing target is captured as a video image and a second image frame group in which the image capturing target is captured in the same timing as the first image frame group; an intermediate image generator configured to generate an intermediate image of continuous image frames in the first image frame group; a display controller; and a controller. The intermediate image generated by the intermediate image generator and the second image frame group are sequentially displayed alternately, and the intermediate image is seen in one part while the intermediate image is displayed and the second image frame group is seen in the other part while the second image frame group is displayed synchronously with the display controlled by the display controller.

Abstract: A display apparatus for reducing an afterimage and a driving method thereof are provided. The display apparatus includes a video processor which divides and outputs each of frames constituting the left-eye image and the right-eye image into a plurality of sub-frames which have different sustaining times when the left-eye image and the right-eye image are input; a display unit which displays an image based on the divided sub-frames; and a controller which prevents recognition of at least one sub-frame among the plurality of sub-frames on the basis of the sustaining times of the plurality of sub-frames, thus presenting a clear image.

Abstract: Disclosed herein is a shutter drive unit, including: at least one inductor; first and second drive paths; first and second shutter including first and second drive object capacitive loads, respectively; first and second clamping circuits adapted to clamp the first and second drive object capacitive loads either to a power source potential or to a reference potential through the first and second drive paths, respectively; a first switch adapted to switch connection and non-connection between the inductor and the first drive object capacitive load over to each other; a second switch adapted to switch connection and non-connection between the inductor and the second drive object capacitive load over to each other; and a power collecting portion having a function of applying an intermediate voltage between the power source potential and the reference potential to the inductor, and a power collecting function of collecting a power by the inductor.

Abstract: According to one embodiment, an organic EL display device includes an organic EL element, a pixel circuit configured to include an output switch which controls emission/non-emission of the organic EL element, and a luminance switching module configured to output to the output switch a first control signal which causes the organic EL element to emit light with a first total emission time per unit time, when a first display mode of displaying a two-dimensional image is selected, and to output to the output switch a second control signal which causes the organic EL element to emit light with a second total emission time, which is longer than the first total emission time, per unit time, when a second display mode of displaying a three-dimensional image is selected.

Abstract: Disclosed are a display apparatus and a driving method thereof. The display apparatus includes: a video processor which processes an input video signal including a left-eye image and a right-eye image; a display unit which displays an image based on the video signal processed by the video processor; a backlight unit which emits light to the display unit; and a controller which controls at least one of the display unit and the backlight unit so that a margin period between a scan of the left-eye image and a scan of the right-eye image corresponds to a period during which the left shutter and the right shutter are shifted between opened and closed states.

Abstract: A stereoscopic video display system includes a display device for displaying stereoscopic video, an image pickup element for generating image data, a position determiner for processing the image data received by the image pickup element to determine position information of at least one object identified in the image data, and a plurality of light output sections each having one or more light transmitters. Each light transmitter is configured to output timing signals having a signal strength based on the determined position information. The stereoscopic video display system also includes at least one set of shutter eyeglasses including a light receiving section for receiving timing signals output from at least one of the light transmitters of the light output sections.

Abstract: A parallax information detection unit detects parallax information based on a motion vector obtained resulting from motion compensation on a 3D video performed by a decoder, and converts the detected parallax information into a stereoscopic effect level. Then, a control unit compares the stereoscopic effect level with a lock level recorded in a lock level register, and performs stereoscopic display effect control based on a result of the comparison.

Abstract: Shutter glasses for allowing a user to perceive 3D video includes: a shutter for a right eye and a shutter for a left eye performing open and close operations of shutters in accordance with a timing signal synchronized with 2D video displayed on a display; a detection means for detecting light intensity of linear polarized light; and a shutter control means for controlling ON/OFF for driving the shutter for the right eye and the shutter for the left eye in accordance with the detected light intensity of the linear polarized light.

Abstract: 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.

Abstract: A stereoscopic image display includes: a display device that time-division displays left-eye image data and right-eye image data; shutter glasses comprising a left-eye shutter and a right-eye shutter alternately turned on and off in synchronization with the display device; and a backlight unit that irradiates light to the display device and is periodically turned on and off such that the backlight unit is turned on when a predetermined time determined according to a response time of liquid crystal lapses from a start point of a frame period.

Abstract: A stereoscopic display apparatus is cooperated with a shutter apparatus. The stereoscopic display apparatus includes a light-emitting diode (LED) display unit. The LED display unit has a plurality of LEDs. The LED display unit alternately outputs a left-eyed image and a right-eyed image.

Abstract: An image signal processing apparatus and an image display which are allowed to achieve stereoscopic image display with a more natural sense of depth are provided. The image signal processing apparatus includes: a first motion vector detection section and an information obtaining section. The first motion vector detection section detects one or more two-dimensional motion vectors as motion vectors along an X-Y plane of an image, from an image-for-left-eye and an image-for-right-eye which have a parallax therebetween. The information obtaining section obtains, based on the detected two-dimensional motion vectors, information pertaining to a Z-axis direction. The Z-axis direction is a depth direction in a stereoscopic image formed with the image-for-left-eye and the image-for-right-eye.