Abstract: There is provided a portable optical touch system including a first image sensing module, a second image sensing module, a connecting device, a communication interface and a processing circuit. The two image sensing modules have partially overlapped field of views and the partially overlapped field of views is for defining a touch region. The connecting device is configured to adjust or fix a distance between the first and second image sensing modules. When an object is in the touch region, the processing circuit calculates a position of the object according to images of the object acquired by the two image sensing modules and outputs information of the position of the object through the communication interface.

Abstract: An optical sensor array comprises a photo-sensitive area formed by an array of chiplets having individual light-sensitive elements, each element configured to produce a signal or signals in response to incident light. The displacement of a chiplet from a predetermined position is derivable from the output signal or signals of the element or elements associated with the chiplet. The arrangement provides a method of measuring the displacement of at least one chiplet in an active display.

Abstract: A touch panel includes: an infrared light transmitting material through which infrared light is transmitted and which has a surface as a touch surface (20) touched by a detection subject; area sensors (3) including photo sensor elements (4) below a touch region, which is touched by the detection subject, of the infrared light transmitting material; and infrared light sources (1) provided outside the touch region, the infrared light sources (1) emitting infrared light along said surface of the infrared light transmitting material such that an entire circumference of the detection subject touching the touch surface (20) is irradiated with the infrared light, the touch panel detecting a position touched by the detection subject so that the photo sensor element (4) receives, among infrared light emitted by the infrared light sources (1) along said surface, infrared light reflected by the detection subject and transmitted through the infrared light transmitting material.

Abstract: A touch screen panel includes a plurality of first sensing patterns and a plurality of second sensing patterns formed in a touch active region and connected to each other in a first direction and in a second direction, respectively; and a plurality of position detecting lines positioned in a touch inactive region defined outside the touch active region and connected to each of the first sensing patterns and the second sensing patterns. At least one of the first sensing patterns and the second sensing patterns has a multilayered structure including at least one first electrode layer made of transparent conductive material and at least one second electrode layer made of non-transparent conductive material.

Abstract: A sterilizing device comprises a light guiding member and an ultraviolet (UV) light source. The light guiding member has a surface. The UV light source emits UV light rays such that the UV light rays are guided into the guiding member based on a total internal reflection. When an object contacts or comes close to the surface, an evanescent wave from the UV light rays irradiates on the object.

Abstract: A touch panel includes a surface acoustic wave propagating substrate having top and bottom surfaces and a multi-layer coversheet that is positioned over the substrate. The coversheet includes a load-spreading layer, a compliant layer and an anti-sticking layer. The load-spreading layer has top and bottom surfaces, and the top surface receives touch input from an object. The compliant layer has top and bottom surfaces and the top surface of the compliant layer is coupled to the bottom surface of the load-spreading layer. The anti-sticking layer has top and bottom surfaces and the top surface of the anti-sticking layer is coupled to the bottom surface of the compliant layer. The bottom surface of the anti-sticking layer is positioned proximate to the top surface of the substrate.

Abstract: A calibratable system for translating a position input by a user to a first device to a position output of a second device includes a translation module and a calibration module. The translation module receives the position input by the user to the first device and that translates the position input to position output for the second device based on a plurality of parameters and a translation method. The calibration module selectively generates the plurality of parameters based on a calibration method that commands the user to move the position input to locations defined by the calibration method.

Abstract: A method for calibrating a digital stylus comprising imaging a portion of a calibration pattern area of a data encoding pattern using an imaging module of the stylus in order to generate calibration data representing an error in alignment for the stylus, and using the calibration data to adjust subsequent measurements from the stylus in order to compensate for the error.

Abstract: A stylus includes a housing, a stylus body and a first rotating member. The stylus body includes a tip. The first rotating member is coupled between the housing and the stylus body so the stylus body rotatably engages with the housing. The tip moves from one side of the first rotating member to another side of the first rotating member, when the stylus body rotates relative to the housing.

Abstract: A stylus includes a housing, a stylus body including a tip, a pen including a head, a first rotating member and a second rotating member. The first rotating member is coupled between the housing and the stylus body so the stylus body rotatably engages with the housing. The second rotating member is coupled between the housing and the pen so the pen rotatably engages with the housing. When the stylus body rotates relative to the housing, the tip moves from a first side of the first rotating member to a second side of the first rotating member opposite to the first side of the first rotating member; when the pen rotates relative to the housing, the head moves from a first side of the second rotating member to a second side of the second rotating member opposite to the first side of the second rotating member.

Abstract: A stylus retaining mechanism for portable electronic device includes a housing, a button assembly and a rejection assembly. The housing defines a receiving chamber to receive a stylus. The button assembly attached to the housing includes a button and a first elastic member. One end of the first elastic member is attached to the housing, and the another end resists the button. The button includes a locking portion to engage with a latching portion of the stylus. The ejection assembly is attached to the housing. The ejection assembly contacts with one end of the stylus and pushes the stylus out when the stylus is disengaged from the locking portion.

Abstract: A stylus retaining mechanism is configured for retaining a stylus to a housing. The stylus includes a latching portion. The stylus retaining mechanism includes a locking assembly. The housing includes a fixing portion, an opening and a receiving chamber communicating with the opening. The receiving chamber is configured to receive a stylus, the housing including. The locking assembly is attached to the fixing portion. The locking assembly includes a locking member and an elastic member. One end of the elastic member is attached to the fixing portion, and the other end resists the locking member. The locking member includes a protrusion to engage with a latching portion of the stylus.

Abstract: A stylus includes a stylus member including a first housing defining a first receptacle; a stylus body assembly slidably and non-rotatably accommodated in the first receptacle. The stylus body assembly including a first threaded hole, and a pen member including a second housing defining a second receptacle, a pen assembly slidably and non-rotatably accommodated in the second receptacle. The pen assembly defining a second threaded hole therethrough; and a shaft including a first threaded portion engaging with the first threaded hole and a second threaded portion engaging with the second threaded hole so rotation of the shaft relative to the first housing and the second housing causes the stylus body assembly to extend into or retract from the first housing and the second housing respectively.

Abstract: The present invention relates to an operating device for a user interface and a method for generating a control signal by way of a user interface. For example, the operating device comprises operating elements and a control device, by means of which at least one control signal can be generated in a manner dependent on the state of the operating elements. The operating device comprises a first at least two-dimensional element and a second elongate element, which are displaceable relative to one another in at least two different directions. Furthermore, the operating device comprises a control device, by means of which, on the basis of the relative position of the second elongate element with respect to the first at least two-dimensional element, an overlap of the two elements can be detected and at least one control signal with interval values can be generated in a manner dependent on said overlap.

Abstract: A display apparatus includes a plurality of scan lines, a plurality of data lines, a plurality of pixel transistors, a plurality of pixel electrodes, a gate driver, a source driver and a discharge circuit. The data lines are intersected with the scan lines. Each of the pixel transistors is electrically coupled to a corresponding scan line and a corresponding data line, and each of the pixel electrodes is electrically coupled to a corresponding pixel transistor. The gate driver is electrically coupled to the scan lines, and the source driver is electrically coupled to the data lines. The discharge circuit is electrically coupled to the gate driver and the data lines. The discharge circuit starts when the display apparatus is turned off, to control the gate drive for turning on the pixel transistors simultaneously, and make the pixel electrodes be electrically communicated with a reference voltage.

Abstract: A display device includes a scan driver transmitting a plurality of scan signals to a plurality of scan lines, a data driver transmitting a plurality of data signals to a plurality of data lines, a display unit including a plurality of pixels connected to corresponding scan lines and corresponding data lines, and respectively receiving the corresponding data signal when the plurality of pixels are selected with the corresponding scan signal, and a timing controller controlling the scan driver and the data driver, dividing one frame period into a first viewpoint image display period, a second viewpoint image display period, and a black image display period, and generating image data signals corresponding to the first viewpoint image display period, the second viewpoint image display period, and the black image display period, and supplying the respective image data signals to the data driver, wherein the black image display period is shorter than the first viewpoint image display period and the second viewpoin

Abstract: A display device is implemented that does not cause abnormal operation even if a shift in threshold voltage occurs in a transistor composing a shift register. Each bistable circuit includes an output terminal that outputs a state signal; a thin film transistor having a drain terminal to which a clock signal is provided, and having a source terminal connected to the output terminal; a thin film transistor for charging a region netA connected to a gate terminal of the thin film transistor; a thin film transistor having a drain terminal connected to the netA; a thin film transistor having a drain terminal connected to the output terminal; and a second node potential control portion that detects a higher one of the threshold voltages of the thin film transistors and sets, based on the detected threshold voltage, the potential of a region netB connected to gate terminals of the thin film transistors to a relatively low-level potential and a relatively high-level potential.

Abstract: In order to achieve lower power consumption, a technique of performing display (partial display) by utilizing only a part of a display area is used. For example, a display area is divided, a plurality of driver circuits for driving the divided display areas independently are provided, and only a region where a fixed pattern is displayed is driven in a power saving mode, thereby partial display is performed; however, display cannot be performed at an arbitrary position. Alternatively, partial display can be performed by inputting a video signal to a pixel in an arbitrary display area; however, a structure of a driver circuit is complicated. The object of the invention is to provide a display device which can perform partial display at an arbitrary position and reduce power consumption. In partial display, operation of a signal line driver circuit is set so as to be stopped and a non-display signal is set so as to be outputted from the signal line driver circuit when a pixel in a non-display area is selected.

Abstract: An electronic device includes a base, a display pivotably connecting to the base, a detecting unit, a processing unit, and a driving unit. The detecting unit is for detecting a positional relationship between the display and a user in front of the display. The processing unit is for generating an adjusting signal according to the positional relationship. The driving unit is for adjusting an opening angle defined between the display and the base according to the adjusting signal.

Abstract: Three-dimensional (3D) glasses according to the present disclosure are interconnected to a 3D display apparatus and include: a glass unit, a glass driving unit which drives the glass unit, an infrared (IR) sensor unit which receives a sync signal transmitted from the 3D display apparatus, a window unit which, when the 3D glasses are directed to the 3D display apparatus, transmits the sync signal to the IR sensor unit and transmits external IR light, incident from a direction different from the direction of the 3D display apparatus, away from the IR sensor unit, and a controlling unit which controls the glass driving unit based on the sync signal.

Abstract: Provided are a phase-locked loop (PLL) receiving an input clock and generating a clock, a display using the PLL, and a method for a timing controller to generate a clock using the PLL. The display includes a timing controller configured to generate a first clock using a PLL, insert the first clock into data, and transmit the data into which the first clock is inserted, transmission lines configured to transfer the data into which the first clock is inserted, and data-driver integrated circuits (ICs) configured to receive the data into which the first clock is inserted, separate the first clock from the data, and drive data lines of a liquid crystal panel on the basis of the first clock and the data.

Abstract: An exemplary liquid crystal display (LCD) provides data lines, gate lines, and pixel units arranged as a matrix array. A method for driving the LCD includes a step of analyzing and determining polarities of one column of the pixel units as determining pixels, thereby defining a first polarity group and a second polarity group, and a step of sequentially applying corresponding data signals to a part of the whole pixel units that are arranged at same rows with the first polarity group in a part of a period of a frame. Corresponding data signals are sequentially applied to the other part of the whole pixel units that are arranged at same rows with the second polarity group in another part of a period of a frame.

Abstract: An electronic book includes a main body and an attached flexible hose lamp.

Abstract: An organic light emitting display device that can display an image with desired luminance is disclosed. The organic light emitting display device includes: pixels at crossing regions of scan lines and data lines; first control transistors between a first power supply (for supplying current to the pixels) and the pixels in the odd-numbered rows (or, in a second embodiment, the even-numbered rows); and second control transistors between the first power supply and the pixels in the even-numbered rows (or, in the second embodiment, the odd-numbered rows). The first control transistors are configured to turn on and off in alternation with the second control transistors during a scan period of one frame period.

Abstract: A pixel operating in a concurrent (or simultaneous) emission method includes: an organic light emitting diode; a second transistor for controlling an amount of current flowing to a second power supply through the organic light emitting diode from a first power supply, the first power supply being coupled to a first electrode of the second transistor; a first transistor coupled between a data line and a gate electrode of the second transistor; a first capacitor coupled between a second electrode of the first transistor and the first power supply; and a fourth transistor coupled between a second electrode of the second transistor and the organic light emitting diode, wherein the first transistor and the fourth transistor are configured to be turned on during a period when the first capacitor is charged with a voltage corresponding to a data signal.

Abstract: The present invention relates to enhancing low power consumption of a display device having a SRAM. The display device includes a drive circuit receiving video data; video lines connected the drive circuit; and pixels connected to the video signals. The drive circuit includes a memory storing the video data in memory cells. Each memory cell includes a first inverter with input and output terminals connected to first and second nodes, respectively. A second inverter has output and input terminals connected to the first and second nodes, respectively. A First and second transistors between a first data line and the first node each have a control terminal connected to a first word line or a third word line, respectively. Third and fourth transistors between a second data line and the second node each have a control terminal connected to a second word line or a fourth word line, respectively.

Abstract: A display is disclosed. The display includes electrodes in an edge region of the panels to which AC voltages are applied to reduce the effects of ionic particles.

Abstract: An area control section individually sets illumination intensity (light control value) of each backlight cell corresponding to each area of the display screen. A spatial filter corrects the light control values so that spatial distribution of the light control values becomes more moderate between adjoining areas. A black area control section sets the minimum value of the light control value based on a “black area” in the screen. A power control section corrects the light control values so that power consumption of the backlight does not exceed a limit value. A shading control section corrects the light control values to relatively lower brightness in the peripheral part of the screen compared to the central part of the screen. A micro-controller switches the operations of the above light control value correcting sections according to an image display mode selected by the user.

Abstract: Provided is an image display device including: a pixel circuit; a power supply line; a data line for supplying a data signal to the pixel circuit; and a current path control unit. The pixel circuit includes: a light emitting element; a drive transistor for controlling a current flowing to the light emitting element; a storage capacitor provided between the data line and a gate electrode of the drive transistor, for storing a potential difference; and a data line connection switch for connecting one end of the storage capacitor on the gate electrode side of the drive transistor and the data line. Before the data line supplies the data signal, the data line connection switch is turned ON, and the current path control unit interrupts a current path from the power supply line to the one end of the storage capacitor.

Abstract: A display device and method are provided. The display device includes a timing controller configured to insert a clock between data and transmit the data in which the clock has been inserted, transmission lines configured to transfer the data in which the clock has been inserted, and data driver integrated circuits (ICs) configured to receive the data in which the clock has been inserted, separate the clock from the data, and drive data lines of a liquid crystal panel on the basis of the clock and the data. The timing controller includes a phase-locked loop (PLL) including an oscillator and an inductor-capacitor (LC) resonant circuit, and a reset signal generator configured to generate a reset signal causing the PLL to start coarse frequency tuning when initial power is applied or a frequency of an applied input clock changes.

Abstract: In a liquid crystal display device which uses an electric field whereby a sufficient reset effect or sufficient overdrive effect is obtained at a lower-limit temperature at which the device is used, but which does not produce bounce at normal temperatures, the electric field applied has an intensity greater than that of an electric field at which a 99% response is obtained, and less than that of an electric field at which a 99.9% response is obtained, between a white image and a black image at the lower-limit temperature at which the device is used. Alternatively, the electric field applied has an intensity greater than that of an electric field at which average tilt angle of the liquid crystal exceeds 81 degrees, and at which average tilt angle does not exceed 85 degrees.

Abstract: A power converting apparatus including a power converting unit and a control unit is provided. The power converting unit receives an input voltage and generates an output voltage for a display driving unit according to a control signal. The control unit provides the control signal to the power converting unit, wherein the control unit adjusts the duty cycle or the frequency of the control signal according to an image signal. In addition, a power converting method is also provided.

Abstract: A display apparatus includes a display panel, a data processor, a data driver, and a gate driver. The display panel displays images. The data processor generates at least one interpolated frame data by using a first motion vector calculated by a plurality of frame data, and generates a current frame compensation data by using the current frame data, an adjacent frame data adjacent to the current frame and the interpolated frame data. The data driver outputs a data voltage corresponding to the current frame compensation data to the display panel. The gate driver outputs a gate signal to the display panel in synchronized with an output of the data voltage.

Abstract: According to an example embodiment, a display driving integrated circuit (IC) includes a timing controller and a plurality of source drivers. The timing controller is configured to output a plurality of signals to the plurality of source drivers, and at least one of the timing controller and the plurality of source drivers operates in a power down mode in at least one of an initializing period, a data transmission period, and a vertical blank period. According to an example embodiment, a mode conversion method used in a display driving IC includes switching between a normal mode to a power down mode in response to a standby control signal. The power down mode is implemented on at least one of a timing controller and a plurality of source drivers included in the display driving IC in at least one of an initializing period, a data transmission period, and a vertical blank period.

Abstract: The present invention achieves a display device capable of quick compensation of charging of parasitic capacitance with a simple configuration and low power consumption. The display device in accordance with the present invention includes (i) pixels, (ii) signal wires (Sj), and (iii) an operational amplifier (OP1) having a non-inverting input terminal connected with a corresponding signal wire (Sj). The operational amplifier (OP1) is configured such that: the non-inverting input terminal is connected with an output terminal (OUT) via a first impedance element (R1); an inverting input terminal is connected with the output terminal (OUT) via a second impedance element (R2); and the inverting input terminal is connected with a reference voltage terminal via a third impedance element (Cn).

Abstract: A display apparatus (1) comprises a matrix display device (DD) with pixels (10) wherein particles (14) move in a fluid (13) between electrodes (6, 6?, 7). An optical state of the pixels (10) is defined by a value of a drive voltage (VDi) and a duration (Di) of a drive period (TDi) during which the drive voltage (VDi) is present across the pixel (10). A DC-balancing circuit (3) controls the amplitudes of the drive voltages (VDi) and/or durations (Di) of drive periods (TDi) to obtain a substantially zero time-average value (N) across each pixel (10) or across each sub-group of pixels. This control of the amplitude of the drive voltages (VDi) and/or the duration (Di) of the drive periods (TDi) allows minimizing the image retention, without requiring reset pulses causing all pixels (10) to become temporarily white or black.

Abstract: A backlight control device for controlling a driving current of an LED is disclosed. By controlling current outputs from current sources of a plurality of current output units, a display will be able to generate desirable backlight. Then by adjusting currents output by the plurality of current output units, brightness of a plurality of pixels can be dynamically adjusted. The brightness of pixels with higher gray levels can be increased while the brightness of pixels with lower gray levels can be decreased, thereby improving the contrast of image and saving power consumption.

Abstract: A device for driving an image display device that includes an image display panel, a plurality of drivers for driving the image display panel, a Low Voltage Differential Signaling (LVDS) transmission unit for converting external image data and a plurality of control signals including frame ratio setting signals into LVDS signals and transmitting the same, an LVDS reception unit for converting the image data and the plurality of control signals including frame ratio setting signals OP1, OP1 converted into the LVDS signals and transmitted thus into TTL signals and forwarding the same, and a timing controller for aligning the image data to fit to the display frame ratio according to the frame ratio setting signal and the plurality of control signals from the LVDS reception unit and supplying the same to the plurality of drivers, for displaying the image on the image display panel.

Abstract: Disclosed herein are an apparatus and a method for driving an e-paper panel. The e-paper panel driving apparatus includes a DC/DC converter that converts and outputs DC voltage to be input into a preset voltage and supplies the output voltage as a driving voltage of an e-paper panel; a sensing module that senses load conditions of the e-paper panel; and a control module that varies the driving frequency of the DC/DC converter according to the load conditions of the e-paper panel sensed by the sensing module. According to the present invention, the driving clock of the DC/DC converter that supplies the driving voltage to the e-paper panel is varied in consideration of the load conditions of the e-paper panel, thereby making it possible to prevent an image quality of the e-paper panel from being degraded due to unstable power supply, while simultaneously minimizing unnecessary power consumption of the e-paper panel driving apparatus.

Abstract: A map display device 11 according to the present invention includes: a display monitor 16 at which a display screen displaying a map is divided into a plurality of split areas and a set of weather information is displayed over each of the split areas; a satellite radio reception unit 111 that individually receives sets of weather information for a plurality of regions; and a control circuit 11 unit that extracts sets of weather information for regions containing an area of map displayed at the display monitor among the sets of the received weather information and allocates each of the sets of the extracted weather information for the regions to each of the split areas on the display screen, and that displays the map at the display monitor and also displays the sets of the extracted weather information for the regions by allocating each of the sets of the extracted weather information for the regions to each of the split areas on the display screen.

Abstract: A manipulable human interactive proof (HIP) displays at most a portion of verification information. A user performs at least one manipulation on the HIP display to obtain full verification information.

Abstract: A method and apparatus are provided for rendering a 3 dimensional computer graphics image. The image is divided into plurality of rectangular tiles which are arranged in a multi level structure comprising a plurality of levels of progressively larger groupings of tiles. Image data is divided into a plurality of primitive blocks and these are assigned to groupings of tiles within the multi level structure in dependence on the groupings each one intersects. Control stream data is derived for rendering the image and this comprises references to primitive blocks for each grouping of tiles within each level of the multi level structure, the references corresponding to the primitive blocks assigned to each grouping and control stream data is used to render the primitive data into tiles within the groupings of tiles for display.

Abstract: A hand-held electronic device (10) includes an upper housing (21) and a lower housing (11) which are foldable. An upper LCD (22) capable of displaying an image which is stereoscopically visible with naked eyes is provided on an inner side surface of the upper housing (21).

Abstract: Systems and methods for automatically generating animation-ready 3D character models based upon model parameter, clothing selections, and texture-region color component selections are described. One embodiment of the invention includes an application server configured to receive the user defined model parameters and the at least one texture selection via a user interface. In addition, the application server includes a generative model and the application server is configured to generate a 3D mesh based upon the user defined model parameters using the generative model and to apply texture to the generated mesh based upon the at least one texture selection.

Abstract: According to one embodiment, an image output control apparatus includes a detector and a controller. The detector is configured to detect a capability of an image display apparatus. The controller is configured to execute control to output one of a 2D image and a 3D image to the image display apparatus based on the capability detected by the detector.

Abstract: A method for processing data includes receiving a depth map of a scene containing a body of a humanoid subject. The depth map includes a matrix of pixels, each pixel corresponding to a respective location in the scene and having a respective pixel depth value indicative of a distance from a reference plane to the respective location. The depth map is processed in a digital processor to extract a skeleton of at least a part of the body, the skeleton including multiple joints having respective coordinates. An application program interface (API) indicates at least the coordinates of the joints.

Abstract: Techniques for comparing 3D models are provided. A method for comparing 3D models includes obtaining a first skeleton of a first 3D model, obtaining a second skeleton of a second 3D model, and calculating similarity between the first and the second 3D models based on distance, angle, and inter-position related global constraints of the first and the second skeletons.

Abstract: According to an embodiment of the present invention, a primary stream of video frames derived from 3D video game console can be packed into time multiplexed format in which left eye and right eye images are packed into a single frame. The stream of frames can be coupled into first and second image processors. The first image processor zooms and vertically shifts the left eye image from each frame in the primary stream to produce a first output stream of left eye images. The second image processor zooms and vertically shifts the right eye image from each frame in the primary stream to produce a second output stream of left eye images. The first and second output streams can be fed into a 3D video recording device and stored in a dual image video format. Alternatively, the first and second output streams can be fed into a dual image video projection device for real-time projection of 3D video from the game console.

Abstract: This method includes: generating data of a mask surface with respect to visualization data arranged in a virtual three-dimensional space, for calculation values at respective calculation points; identifying, from a first data storage storing, as time-series data, positions of the calculation points and calculation values at the calculation points, a first point whose position is closest to a predetermined point on the mask surface; reading out, from the first data storage, a position of the identified first point in each time; arranging the mask surface in each time based on a direction of a user's sight line and the read position in each time so as to make the mask surface perpendicular to the direction of the user's sight line and have the predetermined point on the mask surface arranged at the read position; and drawing polygon data of the visualization data and the mask surface in time series.

Abstract: A stereoscopic display system includes: a display panel; a backlight; and shutter eyeglasses including a left-eye shutter and a right-eye shutter. The backlight is off during a period in which the left-eye and right-eye shutters both are open.