Abstract: Eyewear providing an interactive augmented reality experience between two users of eyewear devices to perform a shared group task. During a shared group task session, each eyewear user can manipulate virtual objects displayed in a respective virtual scene that is viewable to each use to perform collaboration. The virtual objects can include many different types of objects, such as a building structure that can be jointly created and edited by the eyewear users.

Abstract: A display panel, a display driving method and a display pixel driving circuit therefor are provided. In the display driving method, the light emitting signal includes multiple pulse signals, and the variation trend of the pulse-off durations of the pulse signals is consistent with the variation trend of the light emitting brightness of the light emitting element during the light emitting period, that is, the pulse-off durations decreases sequentially with the decrease of the light emitting brightness of the light emitting element, or sequentially increases with the increase of the light emitting brightness of the light emitting element. Therefore, the flicker problem in the display panel when emitting light can be solved, and improving the image display quality.

Abstract: A headset for virtual reality imaging is provided. The headset includes a first display configured to generate multiple light beams from a central portion of a field of view in an image provided to a user, a first optical element configured to provide the light beams forming a central portion of the field of view through an eyebox of the headset that limits a volume including a pupil of the user, and a second display configured to provide a peripheral portion of the field of view for the image through the eyebox, wherein the second display includes multiple light emitting pixels arranged in a two-dimensional surface. A system and a method for using the above headset are also provided.

Abstract: A wearable electronic device is provided. The wearable electronic device includes a housing including a first housing portion, a second housing portion, and a third housing portion, glasses surrounded by the second housing portion, a display for displaying screens in an inner direction and an outer direction on display areas of the glasses, a sensor module including a first sensor for identifying whether a user is wearing the wearable electronic device, a second sensor for determining a direction where the wearable electronic device is placed, and a third sensor for determining whether the first housing portion or the third housing portion is folded, a camera module including first cameras for tracking a hand gesture of the user and recognizing a space, second cameras for tracking pupils of the user, and a third camera for capturing the outside, and a processor connected with the display, the sensor module, and the camera module.

Abstract: Disclosed is a shift register, a gate driving circuit, a display apparatus and a driving method, the shift register including a first input sub-circuit, configured to receive a first input signal from a first input terminal and output an output blanking output control signal; a second input sub-circuit, configured to receive a second input signal from a second input terminal and output a display output control signal; a selection sub-circuit, having a first terminal connected to the second input sub-circuit, a second terminal connected to the first input sub-circuit, and a third terminal connected to a first node, configured to control a potential of the first node according to the display output control signal and the blanking output control signal; an output sub-circuit, configured to output a composite output signal via an output terminal under control of a first node.

Abstract: A display device includes a substrate including a first area, a display area surrounding the first area, and a peripheral area surrounding the display area and including a bent area; a display unit including pixels; a driving circuit in the peripheral area; and a fan-out unit in the peripheral area and including a first wiring portion and a second wiring portion apart from each other in the bent area. The first wiring portion includes first wirings. Each of the first wirings includes a first portion extending in a first direction between the display unit and the bent area, and a second portion extending in a second direction. A width of the first portion is greater than a width of the second portion.

Abstract: A display device includes: a substrate including a display area and a non-display area; an external common voltage line disposed in the non-display area; a plurality of pixels and a common voltage line disposed in the display area; and a driving voltage line connected to each of the plurality of pixels, wherein a subset of the plurality of pixels overlaps the common voltage line in the display area in a plan view, and the external common voltage line and the common voltage line are connected to each other.

Abstract: The invention relates to an eye tracking arrangement that includes a camera configured to capture images of an eye at a first scanning rate, a laser velocimeter configured to capture an eye velocity of a movement of the eye by laser Doppler velocimetry at a second scanning rate and a control device configured to determine an absolute eye position based on the images, and track a gaze direction of the eye based on the absolute eye position and the eye velocity.

Abstract: A pixel circuit and a display device including the pixel circuit are discussed. The pixel circuit can include a driving element including a first electrode connected to a first node to which a pixel driving voltage is applied, a gate electrode connected to a second node, and a second electrode connected to a third node; a first switch element including a first electrode connected to the third node, a gate electrode to which a first light emission control pulse is applied, and a second electrode connected to a fourth node; a second switch element including a first electrode connected to the third node, a gate electrode to which a second light emission control pulse is applied, and a second electrode connected to a fifth node; and a light emitting device including an anode connected to the fifth node, and a cathode electrode to which a low potential power voltage is applied.

Abstract: A method for providing haptic feedback includes sensing a user's input through a display panel, determining haptic feedback corresponding to the input, and controlling a voltage applied to each of the plurality of actuators to provide the determined haptic feedback to a location where the input is sensed, wherein the controlling of the voltage applied to each of the plurality of actuators includes adjusting the voltage applied to each of the plurality of actuators to reduce the magnitude of radiation noise of the panel due to excitation of the plurality of actuators and to uniformize the magnitude of the noise for each location of the panel.

Abstract: A head-mounted device may have a head-mounted housing and optical components supported by the head-mounted housing. The optical components may include cameras, movable optical modules, and other components. Each optical module may include a display that displays an image and a lens that provides the image to a corresponding eye box. Optical self-mixing sensors may be included in the optical modules and other portions of the head-mounted device to measure changes in optical component position. In response to detecting a change in optical component position, actuators in the device may be adjusted to move the optical components or other action may be taken to compensate for the change.

Abstract: A method for a wearable computing device is presented. The wearable computing device includes one or more radio frequency (RF) antennas that are driven to expose a first body part of a user to an E-field. The first body part of the user located within a threshold distance of the RF antennas when the wearable computing device is worn by the user. Movement of the first body part of the user is determined based on changes in electrical conditions at the RF antennas over time. Movement of a second body part of the user is inferred based on the determined movement of the first body part, the second body part being located outside of the threshold distance of the RF antenna. The first and second body parts are coupled via interconnective tissues. An indication of the inferred movement of the second body part is output.

Abstract: The present embodiments relate generally to methods for providing viewing access to an ultrasound image feed generated at an ultrasound imaging machine. A multi-use display device may form a first link-layer connection with the ultrasound image machine for transmitting commands that control imaging parameters of the ultrasound image feed. The multi-use display device may then: determine link-layer connection parameters that allow the ultrasound imaging machine to form a second link-layer connection with a receiving device (the receiving device having no link-layer connection with the ultrasound imaging machine), and provide the connection parameters to the receiving device. The ultrasound imaging machine forms a second link-layer connection with the receiving device, based the connection parameters. The second link-layer connection is then used for receiving, at the receiving device, the ultrasound image feed controlled by the multi-use display device.

Abstract: Interactive augmented reality experiences with an eyewear device including a virtual eyewear beam. The user can direct the virtual beam by orienting the eyewear device or the user's eye gaze or both. The eyewear device may detect the direction of an opponent's eyewear device or eye gaze of both. The eyewear device may calculate a score based on hits of the virtual beam of the user and the opponent on respective target areas such as the other player's head or face.

Abstract: A data driving circuit includes: a resistor string in which a plurality of resistors are connected in series; and a plurality of data channels connected to a high voltage node, intermediate voltage nodes, and a low voltage node of the resistor string and configured to convert a digital data signal into an analog data voltage. Each of the plurality of data channels includes: a main digital-to-analog converter connected to the high voltage node, the intermediate voltage nodes, and the low voltage node, a multiplier connected to an output terminal of the main digital-to-analog converter, a sub digital-to-analog converter connected to some of the high voltage node, the intermediate voltage nodes, and the low voltage node, and a voltage synthesizer connected to an output terminal of the multiplier and an output terminal of the sub digital-to-analog converter.

Abstract: In one embodiment, a method includes, by one or more computing devices, determining, based on first tracking data, a first viewpoint of the user and a first hand pose of the user. The method may include generating a virtual object in a virtual environment based on the first hand pose and a predetermined spatial relationship between the virtual object and the hand of the user. The method may include rendering a first image of the virtual object as viewed from the first viewpoint. The method may include determining, based on second tracking data, a second viewpoint of the user and a second hand pose. The method may include adjusting the first image of the virtual object based on changes from the first hand pose to the second hand pose. The method may include rendering and displaying a second image from the adjusted first image viewed from the second viewpoint.

Abstract: A magnetic roller device and a method for calculating rotation information thereof are disclosed. The magnetic roller device includes a multipole magnet, an MCU, plurality of Hall components, and a roller disposed on a handwriting device, wherein the multipole magnet is disposed on the roller, the multipole magnet includes at least one pair of magnetic poles with opposite polarities, and output ends of the plurality of Hall components are connected to an input end of the MCU; the plurality of Hall components are all located on a same plane of a magnetic field sensing space of the multipole magnet, and distances between each of the plurality of Hall components and the multipole magnet are equal; and a distance between two adjacent ones of the plurality of Hall components is less than half of a width of each magnetic pole in the multipole magnet.

Abstract: An apparatus for delivering alternate user input between an alternate input device and an output device, the output device configured to receive input from a conventional input device, the output device not configured to receive input from the alternate input device, the apparatus including an input interconversion processor that receives the alternate user input from the alternate input device, a processing pipeline that converts the alternate user input to a conventional user input of a type normally received by the output device from the conventional input device, and an output port that transmits the conventional user input.

Abstract: In particular embodiments, the touch-sensing apparatus comprises: (1) a display panel; (2) a glass plate; and (3) a frame assembly. In various embodiments, the frame assembly is configured to support the display panel and the plate. The frame assembly may include any suitable bracket or combination of brackets (e.g., or other suitable assembly mechanism) configured to maintain and mount each of the plate and display panel in a suitable position. In particular embodiments, the frame assembly is configured to support the plate adjacent the display panel such that the plate is positioned in front of the display panel. In particular embodiments, the glass plate is convex such that the plate curves at least partially outwardly from the frame assembly. The apparatus may further comprise a plurality of infrared sensors and emitters disposed in a bezel of the frame assembly and configured to detect touch inputs at the convex plate.

Abstract: A system and method of detecting display fit measurements and/or ophthalmic measurements for a head mounted wearable computing device including a display device is provided. The system and method may include capturing image data including a face of a user to be fitted for the head mounted wearable computing device. A three-dimensional head pose and gaze measurements may be extracted and a three-dimensional model may be developed from the captured image data. The system may detect display fit measurements and/or ophthalmic fit measurements from the three-dimensional model, and may provide one or more head mounted wearable computing devices that meet the display fit and/or ophthalmic fit requirements.