Abstract: The disclosed system may include (1) a processor that generates an artificial environment that includes a virtual object, (2) a display that presents the artificial environment, (3) an input subsystem that detects tracks positioning of a body, and (4) a plurality of haptic actuators that are arranged to apply haptic feedback to a first plurality of locations on the body, where the processor (a) determines, based on the positioning of the body, a virtual contact of one of a second plurality of locations on the body with the virtual object, where the second plurality of locations is different from the first plurality of locations, and (b) activates, in response to the virtual contact, at least one of the plurality of haptic actuators based on a mapping of the second plurality of locations to the plurality of haptic actuators. Various other systems and methods are also disclosed.

Abstract: A touch input device is disclosed that may comprise a display panel and/or a touch sensor. The touch sensor may include a driving electrode and/or a receiving electrode that may be disposed on the display panel and/or inside the display panel. The touch input device may comprise an electrode pattern that may be disposed on a bottom surface of the display panel. The touch input device may comprise a controller that may be configured to provide a first driving signal to the driving electrode of the touch sensor. The controller may be configured to receive a touch detection signal from the receiving electrode of the touch sensor. The controller may be configured to detect a touch position, perhaps for example based on the touch detection signal. The controller may be configured to provide a second driving signal different from the first driving signal to the electrode pattern.

Abstract: A system includes a spatial light modulator (SLM) configured to project an image. The system also includes a controller coupled to the SLM. The controller is configured to receive the image and determine a brightness level of the image. The controller is also configured to enforce a brightness limit on the image responsive to the brightness level, to produce a reduced image. The controller is configured to instruct a display to display the reduced image.

Abstract: A control device configured for use in a load control system to control one or more electrical loads may comprise an actuation member having a front surface defining a touch sensitive surface configured to detect a point actuation along at least a portion of the front surface, a touch sensitive circuit, and a control circuit. The touch sensitive device may comprise one or more receiving capacitive touch pads located behind the actuation member and arranged in a linear array adjacent to the touch sensitive surface. The control circuit may be configured to operate using different filtering techniques based on the state/mode of the control device and/or based on whether the positions of point actuations by a user along the touch sensitive surface indicate a fine tune or gross adjustment by the user. For example, the control circuit may generate an output signal using light/no filtering or using heavy filtering.

Abstract: A near-eye display module includes a fixed base connected to the front end of a headgear, and an imaging module housing connected to the fixed base and provided with an imaging lens on the bottom thereof. The imaging module housing is provided with a projection component inside, the projection component is configured to project text and graphic information indicating the working state of the filter and further configured to display text and graphic information of the working state of the welding machine and other equipment communicating with it. The projection component is configured to project an image toward the imaging lens and is within the observation range of one eye of the wearer. With the structure in which the near-eye display module is fixed on the headgear, the operator can clearly see the adjusted parameters and operating parameters, and the influence on the operator's line of sight is reduced.

Abstract: A display apparatus comprises a mirror assembly, a first mirror of the mirror assembly oscillating about a first axis upon excitation by a first excitation signal and the first or a second mirror of the mirror assembly oscillating about a second axis upon excitation by a second excitation signal, a light source projecting a light beam onto the mirror assembly for deflection by the mirror assembly towards an image area, the light source being controlled according to pixels of image frames, a gaze tracker detecting a user's region of interest, ROI, within the image area, and a controller modulating one of the excitation signals by a first modulation signal which is dependent on the ROI detected by the gaze tracker.

Abstract: A virtual and augmented reality instruction system may include a complete format and a portable format. The complete format may include a board system to capture all movement (including writing and erasing) on the board's surface, and a tracking system to capture all physical movements. The portable format may include a touch-enabled device or digital pen and a microphone, and is designed to capture a subset of the data captured by the complete format. In one embodiment of the complete format, the board system and the tracking system can communicate with each other through a network, and control devices (such as a laptop, desktop, mobile phone and tablet) can be used to control the board system and tracking system through the network. In further embodiments of the complete format, augmented reality can be achieved within the tracking system through the combination of 3D sensors and see through augmented reality glasses.

Abstract: The invention relates to a system for displaying information to a user, comprising: an emission device arranged to emit light so as to display information to a user, the emission device being adapted to emit the light in a pulsed manner so that the intensity of the light varies between a high value and a low value, a selective viewing device comprising a panel, the panel being adapted so that the user can view the light which is emitted by the emission device through that panel so as to visually perceive the information being displayed, the panel having a variable transparency which can be varied between a state of high transparency and a state of low transparency, the system being adapted to synchronize the emission device and the selective viewing device so that the states of the emission device emitting light at a high-intensity value and the states of the panel of the selective viewing device of high transparency overlap in time, the emission device being adapted so that the light is emitted in a pulse

Abstract: A method including determining a maximum luminance location of a display based on a field of view of an eye of a user of the display, and driving a plurality of light sources in the display based on locations of the plurality of light sources with respect to the maximum luminance location of the display. The plurality of light sources is controlled to have different luminance levels in different display zones corresponding to different zones on the retina of the eye of the user. In some examples, the display zones of the display system that have higher luminance levels can be dynamically changed based on the field of view or the gaze direction of the eye of the user.

Abstract: An optical subsystem of a near-eye display system provides for projecting light of a virtual image of image content to an eye location, and provides for collecting light of the virtual image onto an exit pupil on a surface proximate to an outer surface of an eye when at the eye location. A subpupil modulator within an aperture in cooperation with the optical subsystem provides for forming a plurality of subpupils within the exit pupil, and provides for less than all of the light of the virtual image associated with one or more less than all of the plurality of subpupils to be projected to the eye location. In various independent aspects: at least two subpupils overlap by at least 20 percent; and the intensities of the subpupils are individually and independently controlled.

Abstract: A system for detection of a touch gesture of a user on a detection surface includes a processing unit, an electrostatic-charge-variation sensor, which generates a charge-variation signal; and an accelerometer, which generates an acceleration signal. The processing unit is configured to: detect, in the charge-variation signal, a first feature identifying the touch; detect, in the acceleration signal, a second feature identifying the touch; detect a temporal correspondence between the first and second features identifying the touch gesture; and validate the touch gesture only in the case where both the first and second features have been detected and the temporal correspondence satisfies a pre-set relation.

Abstract: Blazed diffraction gratings provide optical elements in head-mounted display systems to, e.g., incouple light into or out-couple light out of a waveguide. These blazed diffraction gratings may be configured to have reduced polarization sensitivity. Such gratings may, for example, incouple or outcouple light of different polarizations with similar level of efficiency. The blazed diffraction gratings and waveguides may be formed in a high refractive index substrate such as lithium niobate. In some implementations, the blazed diffraction gratings may include diffractive features having a feature height of 40 nm to 120 nm, for example, 80 nm. The diffractive features may be etched into the high index substrate, e.g., lithium niobate.

Abstract: An optical subsystem of a near-eye display system provides for projecting light of a virtual image of image content to an eye location, and provides for collecting light of the virtual image onto an exit pupil on a surface proximate to an outer surface of an eye when at the eye location. A subpupil modulator within an aperture in cooperation with the optical subsystem provides for forming a plurality of subpupils on a curved surface within the exit pupil, and provides for less than all of the light of the virtual image associated with one or more less than all of the plurality of subpupils to be projected to the eye location.

Abstract: A touch indicating cover includes a light-guide plastic piece, a printed circuit layer, an ink layer, a passivation layer, and a light-emitting component. The light-guide plastic piece has a first surface and a second surface opposite to each other, wherein the second surface of the light-guide plastic piece comprises a plurality of microstructures. The printed circuit layer is disposed on the first surface of the light-guide plastic piece. The ink layer is disposed on the printed circuit layer and the first surface of the light-guide plastic piece, wherein the ink layer comprises a light-emitting pattern region corresponding to the microstructures. The passivation film is disposed on the ink layer. The light-emitting component is embedded in the first surface of the light-guide plastic piece and connected to the printed circuit layer, wherein the light-emitting component is disposed adjacent the light-emitting pattern region.

Abstract: A touch sensing device includes touch electrodes, a sensing circuit unit configured to sense a capacitance change value of each of a plurality of touch nodes formed by the touch electrodes, an analog-digital converter configured to output the capacitance change value of each of the plurality of touch nodes as digital touch sensing data, and a touch data compensator configured to analyze the touch sensing data to calculate a touch area ratio and configured to compensate for the touch sensing data according to the touch area ratio.

Abstract: Computer-generated image data is presented on first and second displays of a binocular headset presuming that a user's left and right eyes are located at first and second positions relative to the first and second displays respectively. At least one updated version of the image data is presented, which is rendered presuming that at least one of the user's left and right eyes is located at a position different from the first and second positions respectively in at least one spatial dimension. In response thereto, a user-generated feedback signal is received expressing either: a quality measure of the updated version of the computer-generated image data relative to computer-generated image data presented previously; or a confirmation command. The steps of presenting the updated version of the computer-generated image data and receiving the user-generated feedback signal are repeated until the confirmation command is received.

Abstract: A method comprising determining a set of position parameters for an inertial measurement unit (IMU) on a headset worn by a user. The set of position parameters includes at least a first yaw measurement and a first roll measurement. The set describes a pointing vector. The method further comprises calculating a drift correction component that describes a rate of correction. The drift correction component is based at least in part on the set of position parameters. The method further comprises applying the drift correction component to one or more subsequent yaw measurements for the IMU. The drift correction component forces an estimated nominal position vector to the pointing vector at the rate of correction.

Abstract: An optical measurement system includes a wearable device including a support assembly configured to be worn on a body of a user and a wearable assembly supported by the support assembly. The wearable assembly includes a plurality of light sources configured to emit a plurality of light pulses toward a target within the body of the user and a plurality of detectors each configured to receive a set of photons included in a light pulse included in the plurality of light pulses after the set of photons is scattered by the target. A position of the wearable assembly on the support assembly is adjustable.

Abstract: A method and an apparatus for processing a screen by using a device are provided. The method includes obtaining, at the second device, a display screen displayed on the first device and information related to the display screen according to a screen display request regarding the first device, determining, at the second device, an additional screen based on the display screen on the first device and the information related to the display screen, and displaying the additional screen near the display screen on the first device.

Abstract: A wearable apparatus for display glasses is provided. According to certain embodiments, the apparatus includes a display configured to provide a display of information that includes at least two options for selection. The apparatus further includes an electromyograph device and a processor. The electromyograph device is configured to track muscle activity of a wearer of the display glasses. The processor is configured to determine a plurality of events based on the muscle activity. The plurality of events are associated with at least one of types of the muscle activity, occurring numbers of the types of the muscle activity, or occurring time of the types of the muscle activity. One of the at least two options is identified based on the plurality of events.