Abstract: Positional input systems and methods are provided. Using a handheld device comprising a detector, to which display of a plurality of displays a detector is proximate may be determined. Using the detector, at least a part of an optical pattern disposed on the display to which the detector is proximate may be detected. The part of the optical pattern may correspond to a location on the display.

Abstract: An electronic device includes a touch operation part that enables information to be input by touch operation to a predetermined input region, and a controller that controls validation and invalidation of an input function of the touch operation part. The controller invalidates the input function to a partial region in the input region of the touch operation part, validates the input function to the partial region in a predetermined period, when predetermined touch operation is performed to a specific region where the input function in the input region is valid, while the input function to the partial region is invalidated, and invalidates the input function to the partial region after the predetermined period has passed.

Abstract: A touch screen panel that includes a substrate comprising an active area and a non-active area positioned outside the active area, first and second sensing electrodes formed over the active area, wherein the first sensing electrodes connected along a first direction, and wherein the second sensing electrodes connected along a second direction that intersects the first direction, and outside wiring lines formed in the non-active area to connect the first and second sensing electrodes to an external driving circuit in units of lines and having at least one of slits that cross insides of the outside wiring lines so that widths of conductive paths are reduced in partial sections.

Abstract: Described is an optical system and method for operating an HUD. The optical system includes an imaging system that generates optical radiation based on image information, a display system that projects the optical radiation, a deflection device that deflects the projected optical radiation, and at least one optically transparent pane-shaped element that at least partially reflects the deflected optical radiation. The deflection device guides the projected optical radiation onto the pane-shaped element, the optical radiation hitting the pane-shaped element at an angle. The imaging system, the display system, the deflection device and the pane-shaped element are arranged to generate a virtual image of optical radiation containing the image information. The optical system includes first and second edge points of the pane-shaped element. The first edge point has a minimal distance (dmin(1)) to the deflection device and the second edge point has a minimal distance (dmin(2)) to the imaging system.

Abstract: It is provided a grayscale voltage debugging method for debugging a display device including a white subpixel, including a first step of, in a state where the white subpixel is disenabled and subpixels in other colors are enabled, adjusting a respective to-be-adjusted grayscale voltage applied to each of the subpixels in other colors, so that a first actually-measured Gamma curve corresponding to the respective adjusted grayscale voltage is located within an acceptable range of a standard Gamma curve, and a second step of, in a state where the white subpixel and the subpixels in other colors are all enabled, acquiring a second actually-measured Gamma curve and in the case that the second actually-measured Gamma curve is not located within the acceptable range, changing the respective adjusted grayscale voltage to obtain a new respective to-be-adjusted grayscale voltage, and returning to the first step.

Abstract: A touch panel includes a substrate, a touch electrode, a control unit, and a trace structure. The substrate has a touch sensing area and a peripheral circuit area. The touch electrode is disposed on the touch sensing area of the substrate. The touch electrode includes a first transparent conductive layer, a second transparent conductive layer, and a metal mesh layer. The second transparent conductive layer is disposed on the first transparent conductive layer. The metal mesh layer is disposed between the first transparent conductive layer and the second transparent conductive layer, in which the metal mesh layer is at least partially in contact with the first transparent conductive layer and the second transparent conductive layer, and the metal mesh layer comprises plural metal lines. The trace structure is disposed on the peripheral circuit area of the substrate and configured to electrically connect the touch electrode to the control unit.

Abstract: Each of branch portions of a pixel electrode and inclined portions of data lines extends in a direction different from an x direction and a y direction in a pixel region and inclined with respect to the y direction. Further, a liquid crystal layer is orientated in a direction different from the x direction and the y direction in the pixel region and inclined with respect to the y direction.

Abstract: A system and method of driving an electrowetting display device including a plurality of sub-pixels are presented. A sub-pixel in the plurality of sub-pixels is determined to be in an open state or a closed state and a target reflectance value is determined for the sub-pixel. For the sub-pixel in the open state, the target reflectance value is determined to be less than a first threshold value, and a reflectance value of the sub-pixel is set to either a minimum reflectance value or the first threshold value. For the sub-pixel in the closed state, the target reflectance value is determined to be less than a second threshold value, and the reflectance of the sub-pixel is set to either the minimum reflectance value or the second threshold value.

Abstract: A shift register unit, a driving method, a gate driving circuit and a display device are provided. The shift register unit includes: a charging module, a reset module, a pull-up module, a first pull-down module, a second pull-down module and a compensation module. In a denoising phase, the first pull-down module can denoise the pull-up node and the output terminal respectively under the control of a pull-down node, a third power supply signal from a third power supply signal terminal and a switch power supply signal from a switch power supply terminal. Therefore, noises of the pull-up node and the output terminal in the shift register unit are reduced, the output effect of the shift register unit is improved and the problem of noise existing in driving process of the shift register unit is solved.

Abstract: An illumination unit includes a plurality of sets of illumination modules each having a light source placed at a conjugate position and a plurality of stages of condenser lenses that collect light from the light source toward a display device, a magnifying optical system being between the conjugate position and a viewing area. Each illumination module set includes an initial stage lens as a condenser lens closest to the light source and a final stage lens as a condenser lens farthest from the light source. In each illumination module set, assuming a composite focal point of a composite lens combined from all stages of condenser lenses, a gap between a principal plane of the initial stage lens and the light source is set to be equal to or less than a gap between the principal plane and the composite focal point.

Abstract: A touch display panel, a manufacturing method thereof and a method of detecting a touch for the same are disclosed. The touch display panel includes a first substrate (01) and a second substrate (02). The first substrate (01) includes, within its non-display region, a plurality of gate lines (10) parallel to each other, a plurality of data lines (20) parallel to each other, a plurality of first touch electrode lines (30) parallel to the gate lines (10), and a plurality of second touch electrode lines (40) parallel to the data lines (20). The first substrate (01) further includes first touch electrodes (50) electrically connected to the first touch electrode lines (30) and second touch electrodes (60) electrically connected to the second touch electrode lines (40). Between two adjacent data lines (20), there are two sub-pixels arranged in the same row on the first substrate (01). A second touch electrode line (40) is located between the two sub-pixels.

Abstract: An interactive projector includes a projection unit that projects the projected screen on a screen surface, a plurality of cameras that include a first camera and a second camera capturing an image of an area of the projected screen, a position detection unit that detects a three-dimensional position of the pointing element with respect to the projected screen based on a plurality of images including the pointing element of which the image is captured by the plurality of cameras, and a contact detection unit that detects contact with the projected screen of a pointing element, and the contact detection unit detects contact of the self-light emitting pointing element with the projected screen based on the light emitting pattern and detects contact of the non-light-emitting pointing element with the projected screen based on the three-dimensional position detected by the position detection unit.

Abstract: An electronic apparatus that may be enabled by a user's simple operation to a touch panel, a control method of the electronic apparatus, and a control program of the electronic apparatus are provided. An electronic apparatus includes a contact detector for detecting a contact, an acceleration detector for detecting acceleration, a display for displaying an image, and controllers for controlling, when the acceleration detector detects predetermined acceleration caused by a first tap and, within a predetermined period therefrom, the contact detector detects a contact caused by a second touch, to carry out an operation based on the contact.

Abstract: In a current measurement period of a pixel circuit (20), a measurement voltage is applied to a non-inverting input terminal of an operational amplifier (31), switches (35, 36) turn on, and a switch (37) turns off. Next, the switch (36) turns off, and a capacitor (32) is charged with charge of a current flowing through the pixel circuit (20). Next, the switch (35) turns off, the switch (37) turns on, a constant current flows through a current source (33), and a voltage of a second terminal (terminal connected to an output terminal of the operational amplifier (31)) of the capacitor (32) decreases. A voltage comparator (42) and a counter (43) measure the current flowing through the pixel circuit (20) by measuring time until a voltage of the second terminal of the capacitor reaches a voltage Vcomp. A video signal VS1 is corrected based on a current measurement result.

Abstract: A mirror device with a display function includes a display panel, a half mirror, a switching unit, and a direction changing unit. The display panel displays an image. The half mirror is provided on a display surface of the display panel. The switching unit performs switching between a mirror mode operation, in which the display of the image on the display panel is stopped and a mirror surface of the half mirror is used, and a display mode operation in which the image is displayed on the display panel. The direction changing unit changes a direction of the display surface or the mirror surface in response to the switching of the mode operation performed by the switching unit.

Abstract: A shift register is disclosed which includes at least one shift register unit group. Each shift register unit group includes a plurality of stages of shift register units cascaded to one another, each of the plurality of stages of shift register units including a pull-up node and a pull-up node reset terminal. The pull-up node of an (n+k)-th stage of shift register unit of each shift register unit group is connected to the pull-up node reset terminal of an n-th stage of shift register unit of the shift register unit group. Also disclosed are a gate driving circuit and a display apparatus.

Abstract: Aspects of the present invention relate to external user interfaces used in connection with head worn computers (HWC).

Abstract: A scan driver includes a plurality of stages, each outputting a scan signal in response to a scan start pulse and clock signals. Each stage includes a first input circuit applying a high gate voltage to a first node in response to the scan start pulse or the scan signal from a previous stage, a second input circuit applying a first clock signal to a second node based on the first node's voltage, a first output circuit outputting a second clock signal as the scan signal in response to the first node's voltage, a second output circuit outputting a low gate voltage as the scan signal in response to the second node's voltage, and a leakage circuit coupled to the high gate voltage and providing a current from the high gate voltage to the second node in response to the voltage of the second node having a high level.

Abstract: There is provided a touch panel device including an advance key that is assuredly touchable by an operator with no cost increase. A touch panel device (1) includes a plurality of keys (3) to (13) each including an indication part on which a corresponding one of functions is indicated, and a plurality of touch detection areas provided over the respective indication parts of the plurality of keys (3) to (13). The touch panel device (1) recognizes an operation instruction in any of the touch detection areas that corresponds to a predetermined key when the indication part of the predetermined key is touched. The plurality of keys include at least an advance key (13). The touch detection area (13B) of the advance key (13) is larger than the indication part (13A) of the advance key (13).

Abstract: The present invention suppresses movement of the line of sight of a user, reports the degree of potential risk, and contributes to the safe operation of a vehicle. A vicinity-monitoring unit detects a specific object in the vicinity of the vehicle. A display unit displays a mark image, which is visible to the user and is disposed continuously or intermittently on a trajectory, in a manner so as to surround the specific object at least partially. A control unit calculates the risk potential in relation to the specific object and alters, in accordance with the calculated risk potential, the line density of the mark image disposed on the trajectory.