Abstract: A flexible foam nose cushion block attached on top of the nose area of an eyeglass frame takes stress off of the nose of the wearer of the eyeglasses. It replaces the traditional eyeglass nose supports, thereby releasing stress on the nose. The cushion sits atop the nose, as opposed to the side of the nose like ordinary eyeglass nose supports, thus distributing the weight of the eyeglasses, increasing the comfort, and eliminating the typical indentation marks left by traditional eyeglasses. The flexible nose cushion is attached to a horizontally extending supporting cross member between the two eyeglass lens frame members at or near the top of the lenses.

Abstract: An image display device includes a display panel unit having a plurality of optical elements configured to generate and emit unidirectional lights in an array and a control unit configured to control the plurality of optical elements according to image information. The image display device is located very close to the eyes of a user and displays an additional information image added to a real image, thereby implementing augmented reality.

Abstract: A liquid crystal display, including: a first insulation substrate; a gate line and a data line positioned on the first insulation substrate and crossing each other; a first passivation layer positioned on the gate line and the data line; a pixel electrode positioned on the first passivation layer; an alignment layer positioned on the pixel electrode; a second insulation substrate facing the first insulation substrate; and a liquid crystal positioned between the first insulation substrate and the second insulation substrate. A thickness of the alignment layer is larger than a thickness of the pixel electrode.

Abstract: An apparatus can include a wrist worn device configured to be worn on a wrist of a user. The apparatus can include a controller. The apparatus can include a power supply. The apparatus can include a light emitter that can emit light from a user side of the wrist worn device to a wrist of the user. The apparatus can include a light detector that can detect light reflected from the wrist of the user from the first light emitter and can send a detector signal to the controller. The detector signal can be based on the detected light. The apparatus can include a lens coupled to a user side of the wrist worn device external to the light emitter and light detector. The lens can include an opaque section. The lens can also include light transmissive section that transmits light from the light emitter to the user.

Abstract: A liquid crystal shutter includes a plurality of liquid crystal layers arranged in a light-incident direction; and a plurality of polarizers attached to each of the plurality of liquid crystal layers, polarization axes of 2 adjacent polarizers that have a liquid crystal layer therebetween being crossed at an angle of 90°, the accumulated value of degrees of polarization of polarizers that have polarization axes in a first direction being identical to that of degrees of polarizations of polarizers that have polarization axes in a second direction that crosses the first direction at an angle of 90°.

Abstract: Glasses and a method for pairing thereof are provided. The method includes: if a preset event occurs, determining whether a transmission packet for driving the glasses has been received from a display apparatus; and if the transmission packet is determined not to have been received, automatically performing a pairing of the glasses with the display apparatus.

Abstract: The present invention relates to an operation method of shutter glasses based 3D display device, which alternatively supplies left-eye and right-eye frame signals to a liquid crystal panel to drive the liquid crystal panel, which cooperate with illumination of a scanning back light unit and timing control of the shutter glasses to simulate left and right eyes respectively with left-eye and right-eye signals for perception of a 3D image, wherein in a period of a current frame signal, duty time of each of blocks of the back light unit is located between the time when liquid crystal corresponding to the block completely responds after being driven by the current frame signal and the time when the liquid crystal corresponding to the block starts to respond as being driven by a subsequent frame signal, and the duty time of each of the blocks is divided into duty1, a duty time that precedes completion of response of liquid crystal, and duty2, a duty time that succeeds the completion of response of liquid crystal, l

Abstract: A video-image selection unit cyclically acquires at least two types of video images. A replacing mask determination unit selects, for each acquired video image, a mask pattern for masking a video image acquired by the video-image selection unit by replacing some pixels composing the video image with pixels of a single color such that said some pixels are spatially removed. Based on the mask pattern, the video-image replacing unit replaces said some pixels composing the video image with the pixels of a single color. A video-image output unit outputs the video image for which the replacement was performed. When selecting a mask pattern, the replacing mask determination unit selects a mask pattern that is different from a mask pattern used for the last video image, the mask pattern being different in the position of pixels not to be replaced with pixels of a single color.

Abstract: Stereoscopic 3-D active shutter glasses with multiple IR, RF, and other receivers configured for different TV brands are presented. In some embodiments, the multiple receivers and their accompanying logic circuits can be embedded in the glasses and selected automatically from a lookup table. Various logic for demodulating or otherwise decoding signals can be downloaded off the Internet for different brands. In other embodiments, each receiver and accompanying logic circuit can be plugged in to the glasses as a separate module corresponding to each brand or TV model.

Abstract: A display control circuit includes: a device drive unit writing left and right images alternately into a light modulation device in time division based on time-division display type stereoscopic image data including the left and right images; a shutter glass drive unit driving opening and closing of liquid crystal shutters in the shutter glasses; a light source drive unit maintaining the total sum of light source current to be constant over cycles when an opening and closing period of the liquid crystal shutters is taken as one cycle; and a control unit controlling the timing of opening and closing the liquid crystal shutters with respect to the shutter glass drive unit, the timing of writing the left and right images with respect to the device drive unit and the luminance level of the light source in the opening and closing period with respect to the light source drive unit.

Abstract: A system and method for improving stereoscopic images produced by a projecting device containing a single chip DMD, seen through an eye-switching device, such as a pair of liquid crystal (LC) shutter glasses. The system and method are used with a video projector used with a multiple-color, color switching device The color switching device produces Blue, Red and Green lights and at least one non-critical segment. A color sequencing firmware resident in the video projector is used to align a non-critical segment in front of the projector's main light source during the eye-switching device's unstable transition phase. If the non-critical segment is transmissive, the firmware controls the DMD so light is discontinued. If the non-critical segment is non-transmissive, light is physically blocked. If the non-critical segment is electronically defined, the firmware directly controls the DMD to discontinue the transmission of light for the duration of device's unstable transition phase.

Abstract: An image display system includes an image display apparatus and a shutter device. The image display apparatus includes an image display section, a sync signal sending section which sends a sync signal for synchronizing display timings of the left-eye image and the right-eye image with the shutter device to the shutter device, and a protocol sending section which sends protocol information to the shutter device. The shutter device include a shutter section which transmits the left-eye image and the right-eye image, a shutter drive section which analyzes the sync signal received through a sync signal receiving section using the protocol information stored in a protocol storing section and drives the shutter section on the basis of the analysis result, and a protocol updating section which updates the protocol information stored in the protocol storing section.

Abstract: Disclosed is a method of controlling a display apparatus, a display apparatus and shutter glasses, the method including: establishing a pairing with three dimensional (3D) glasses; receiving first information related to at least one of an operation, a status and a structure of the 3D glasses; storing the first information; and displaying based on the first information, wherein the first information includes information about one of the 3D glasses and the display apparatus.

Abstract: Methods and apparatus for signaling timing of refreshes of stereographic displays are provided. In some embodiments, light emitting elements are used to signal the start of a display refresh and to signal when the light emitting elements of the display have attained a stable optical state following the display refresh. In some embodiments, light emitting elements used to signal timing of display refreshes include light emitting elements defining a display area of the display.

Abstract: A method for adjusting an ambient brightness received by a pair of shutter glasses which are operative under a two-dimensional image viewing mode includes: generating an ambient brightness control signal; and adjusting a shutter-open period of eyeglass (s) of the shutter glasses according to the ambient brightness control signal, for adjusting a length of the shutter-open period of the eyeglass (s) to be longer than an activation time length of a backlight of a display device so as to adjust the received ambient brightness.

Abstract: A video display system and method that allows two different users to view different video streams on the same monitor without being able to see the other user's video stream. Frames of each video stream are rendered on the monitor. Each user views the monitor using a viewing device that allows the user to see his/her respective video stream and blocks the user from seeing frames associated with the other video stream.

Abstract: Disclosed are a display apparatus, three-dimensional (3D) glasses and a control method thereof. The method of controlling three-dimensional (3D) glasses for a display apparatus includes: synchronizing clocks for communicating with the 3D glasses; generating drive timing information for driving shutters of the 3D glasses from the synchronized clocks and a frame sync signal of a displayed image; and transmitting a glasses control message, comprising the drive timing information, to the 3D glasses.

Abstract: Controlling a shuttering device. A method includes detecting from a use environment a set of encoded signals for use in controlling a shuttering device. The set of encoded signals are analyzed to determine an encoding scheme for the set of encoded signals. The encoded signals are prospectively decoded in the environment according to the determined encoding scheme to control the shuttering device.

Abstract: A three-dimensional video system includes a panel driving module, a signal transmitter and a shutter glasses. The panel driving module includes a timing controller, and a control unit, for generating a control signal. The signal transmitter is utilized for transmitting a radio frequency control signal according to the control signal. The shutter glasses includes a receiver, a calibrating and selecting unit, for alternating the receiver between a first operating status and a second operating status, and generating a calibration signal according to the received radio frequency control signal, and an LCD glass, for operating according to the calibration signal.

Abstract: A method of extracting a feature from a point cloud comprises receiving a three-dimensional (3-D) point cloud representing objects in a scene, the 3-D point cloud containing a plurality of data points; generating a plurality of hypothetical features based on data points in the 3-D point cloud, wherein the data points corresponding to each hypothetical feature are inlier data points for the respective hypothetical feature; and selecting the hypothetical feature having the most inlier data points as representative of an object in the scene.

Abstract: A shuttering device can improve a viewer's perception of displayed three-dimensional (3D) content by concurrently shuttering both of the viewer's eyes during frame transitions. One implementation includes the shuttering device receiving a shuttering signal synchronized to a display of 3D content at a display device. In response to the shuttering signal, the shuttering device can shutter the display of the 3D content. The shuttering can include shuttering a first shuttering component during a first time period corresponding to display of second eye 3D content. The shuttering can also include shuttering both the first shuttering component and a second shuttering component concurrently during a second time period corresponding to display of a transition from the second eye 3D content to first eye 3D content. Additionally, the shuttering can include shuttering the second shuttering component during a third time period corresponding to display of the first eye 3D content.

Abstract: A 2D-to-3D delay compensation method for making a pair of shutter glasses be synchronization with a display device's playback of a video source is disclosed. The display device is coupled with a 2D-to-3D conversion box. The method includes the following steps: firstly, the 2D-to-3D conversion box sends out a calibration pattern to the display device. Then, a shutter control signal is sent out after waiting a delay time to switch on and off the left and right lenses of the pair of shutter glasses. Subsequently, the calibration pattern is detected. Finally, determine whether the delay time must be adjusted or not according to the detecting result.

Abstract: A display control circuit includes a device driving unit that alternately writes a left video image and a right video image in a time-division manner to a light modulating device, a light source driving unit that increases or reduces the brightness of a light source that emits light passing through the light modulating device, a shutter eyeglass driving unit that provides shutter eyeglasses with a shutter driving signal, and a control unit that instructs the light source driving unit to reduce the brightness of the light source in the duration of a switchover between the left video image and the right video image for the light modulating device or instructs the light source driving unit to increase the brightness of the light source in the duration in which the left video image or the right video image is written solely to the light modulating device.

Abstract: 3D shutter glasses with a synchronization signal sent through a stereo headphone wire are presented. In some embodiments, the 3D shutter glasses receive a synchronization signal through the same wire that transmits audio data to headphones or other audio devices. The synchronization signal may be combined with the audio data through various techniques so as to not disrupt the audio a listener hears, but to still provide the data to the 3D shutter glasses to synchronize with a display.

Abstract: A plurality of images are alternately switched and displayed on the screen in a very short cycle while preventing crosstalk between the images. Because a backlight 12 is lit on the liquid crystal display 10 side after a shutter mechanism on the shutter glasses 20 side has responded sufficiently, there is no adverse effect caused by lack of response at the time of rising of the shutter mechanism. Also, it is possible to raise peak brightness in comparison to the method of keeping the backlight 12 lit at all times, thereby enabling an improvement in brightness when displaying a stereoscopic image. On the other hand, a drop in the temperature of a liquid crystal display panel 11 following extinguishing of the backlight 12 becomes less, and so does deterioration of crosstalk.

Abstract: In one embodiment, there is provided a notification system. The system includes: a display apparatus; and one or more pairs of shutter glasses. The display apparatus includes: a display module configured to display a 3D picture; and a transmitter configured to transmit a control data to each of the pairs of shutter glasses, wherein the control data contains a shutter control data for controlling shutters of each of the pairs of shutter glasses. Each of the pairs of shutter glasses includes: a receiver configured to receive the control data containing shutter control data; a shutter controller configured to open and close the right eye shutter and the left eye shutter, based on the shutter control data; and a notification module configured to notify a warning when a specific period of time has elapsed after the receiver receives the control data.

Abstract: A display apparatus to display a three-dimensional image (3D) and a method of controlling the same, shutter glasses and a method of controlling the same, and a display system are provided. The shutter glasses include a lens which allows selective light transmission; a signal receiver which receives a first signal; a synchronization signal reconstruction unit which reconstructs a synchronization signal corresponding to a 3D display of the display apparatus through a correlation analysis on the received first signal; and a shutter driver which operates the lens corresponding to the synchronization signal reconstructed by the synchronization signal reconstruction unit.

Abstract: According to one embodiment, stereoscopic glasses include a first shutter, a second shutter, a receiver, and a controller. The first shutter allows or hinders left eye vision. The second shutter allows or hinders right eye vision. The receiver receives a first control signal to open or close the first shutter and a second control signal to open or close the second shutter from a display device that, in synchronization with display timing of a video signal for left eye and a video signal for right eye, displays the video signals. The controller controls the first shutter and the second shutter to open or close based on the first control signal and the second control signal, respectively, while switching between stereoscopic view mode and planar view mode depending on the distance to the display device.

Abstract: There are provided 3D image glasses which are ready for a plurality of methods (output patterns of a timing signal) different from one another and moreover which are adaptable for various types of 3D image display devices. A ROM 6 stores a plurality of output patterns, and a plurality of command signals corresponding to the output patterns. A microcomputer 5 selects from the ROM 6 an output pattern coincident with an output pattern of a timing signal received from the 3D image display device, and moreover, by a command signal of the selected output pattern, controls opening and closing of right-eye and left-eye liquid-crystal shutters in synchronization with the received timing signal.

Abstract: A stereoscopic image display device comprises: a display device that displays left-eye image data in a left-eye frame and right-eye image data in a right-eye frame; liquid crystal shutter glasses that alternately open and close a left-eye shutter and a right-eye shutter in synchronization with the display device; and a control circuit that controls the ON duty ratio of a backlight of the display device to a first set value if the luminance of each of the left-eye and right-eye frames is less than a predetermined reference value, and controls the ON duty ratio of the backlight of the display device to a second set value if the luminance of each of the left-eye and right-eye frames is greater than the reference value.

Abstract: A method for controlling shutter glasses includes controlling each of a first shutter lens and a second shutter lens to be switched between an on-state and an off-state, wherein the first shutter lens stays in the on-state within an image output period corresponding to a secondary first image, and stays in the off-state with an image output period corresponding to a following primary second image, and the second shutter lens stays in the off-state within the image output period corresponding to the primary second image, and stays in the on-state within an image output period corresponding to a following secondary second image. The first shutter lens and the second shutter lens simultaneously stay in the off-state only within a single continuous time period of the image output period corresponding to the primary second image.

Abstract: A method for controlling shutter glasses is utilized for viewing stereo images. A video output apparatus respectively outputs a first image and a second image during a plurality of image output periods, alternately. Each image output period includes an image driving period and an image stabilization period. The method includes controlling each of a first shutter lens and a second shutter lens to be switched between an on-state and an off-state. The first shutter lens stays in the on-state within image stabilization periods respectively corresponding to two successive first images, and is switched from the off-state to the on-state and then switched from the on-state to the off-state for at least one time during a time interval between the image stabilization periods respectively corresponding to the two successive first images.

Abstract: A stereoscopic image display device is for use with shutter glasses having left and right shutter lenses and includes a display processor, a display screen, a signal generator, and a signal transmitter. The display processor is for receiving a video input signal and outputting a video output signal sequence according to a frame sync signal acquired from the video input signal. The display screen is for receiving the video output signal sequence corresponding to a sequence of left-eye and right-eye images and displays the left-eye and right-eye images in an alternating manner according to the frame sync signal. The signal generator is for generating a shutter sync control signal that is transmitted to the shutter glasses by the signal transmitter for controlling duty cycles of alternating operations of the shutter glasses according to the frame sync signal.

Abstract: A system that incorporates teachings of the present disclosure may include, for example, a server having a controller to receive 3D image content with a plurality of left eye frames and a plurality of right eye frames, remove a portion of pixels from each left eye frame and from the corresponding right eye frame, combine remaining pixels from each left eye frame of the plurality of left eye frames with remaining pixels from the corresponding right eye frame of the plurality of right eye frames to form a plurality of transport frames where the combined remaining pixels form an alternating pattern of pixels based on either alternating rows of pixels or alternating columns of pixels from each left eye frame and the corresponding right eye frame, and encode the plurality of transport frames for delivery to a media processor. Other embodiments are disclosed.

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

Abstract: Disclosed is three-dimensional video viewing system (1) including: display system (2) that displays three or more videos of different parallaxes in a time-division multiplexing manner, and outputs a control signal that indicates a switching timing of the videos; input means (7) for designating an arbitrary display mode among a plurality of display modes in which a plurality of three-dimensional videos different from one another in three-dimensionality are defined by a combination of two of the three or more videos; two shutters that switch a state between light transmission and light blocking; and a shutter drive circuit that specifies the switching timing of the two videos corresponding to the display mode designated by input means (7) based on the control signal, and independently controls opening/closing of the shutters at the specified switching timing of the videos.

Abstract: Disclosed are shutter glasses, a display apparatus, and control method therefore, which enables a user to control the display apparatus while wearing the shutter glasses. The shutter glasses include a communication unit which communicates with a display apparatus; a shutter which comprises a left eye shutter and a right eye shutter that are alternately open and shut; a sensor which senses a predetermined movement of the shutter glasses; and a controller which controls the shutter to be open and shut selectively based on a sync signal received from the display apparatus through the communication unit and corresponding to the 3D image, and controls the communication unit to generate and transmit a control signal controlling the display apparatus corresponding to the predetermined movement of the shutter glasses sensed by the sensor.

Abstract: A method of operating three dimensional (“3D”) glasses having left and right shutters including detecting if a command signal has been received to operate the 3D glasses in a two dimensional (“2D”) or a 3D mode of operation from a display device; if the command signal has been received to operate the 3D glasses in the 2D mode of operation, then opening both the left and right shutters; and if the command signal has been received to operate the 3D glasses in the 3D mode of operation, then alternately opening and closing the left and right shutters.

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

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: 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 method for providing 3D video images to a user includes while a right lens of 3D glasses is opaque, transferring a first left image to a display during a first frame, while a left lens of 3D glasses is opaque, and transferring the first left image to the display during a second frame time, while the left lens of the 3D glasses is not opaque, wherein the first frame and the second frame are adjacent, and while the left lens of the 3D glasses is opaque, transferring a first right image to the display during a third frame, while the right lens of the 3D glasses is opaque, and transferring the first right image to the display during a fourth frame, while the right lens of the 3D glasses is not opaque, wherein the third frame and the fourth frame are adjacent.

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: Methods and apparatus for rendering plural channels on a common display are provided. In a method embodiment, a method for allowing sharing of a display by a plurality of users wishing to view a plurality of respective images includes displaying the plurality of respective images sequentially on the display. The method further includes selectively allowing the respective image to be viewed by the respective user, but not by any other of the plurality of users.

Abstract: According to the present invention, a system controller includes a serial I/F section, a system control section and a control trigger signal generating section. When the occurrence of an event for recording control that instructs to start/stop recording an image of a peripheral medical appliance is detected by the system control section through the serial I/F section, the control trigger signal generating section in response to the event occurrence generates a control trigger signal and outputs the control trigger signal to the AV controller. Thus, an optimum technique image in accordance with the progress of an operation can be securely recorded.