Abstract: An apparatus comprising an arm band and an electromyographic (EMG) control module is disclosed. The apparatus includes an electromygraphic (EMG) control module configured to receive EMG information generated by an individual; identify a gesture class based on the EMG information, and train using the received EMG information and the gesture class. The gesture class corresponds to an intended gesture made by the individual.

Abstract: A display apparatus includes display panel including a pixel array in which pixels, each of which including a plurality of inorganic light emitting elements, are disposed in a plurality of row lines, and sub pixel circuits corresponding to inorganic light emitting elements of the pixel array, a driving unit configured to set an image data voltage sequentially to the sub pixel circuits based on a first driving voltage, and drive the sub pixel circuits so that a driving current corresponding to the set image data voltage is provided sequentially to the inorganic light emitting elements of the pixel array based on a second driving voltage; a sensing unit configured to sense a current flowing through a driving transistor included in each of the sub pixel circuits based on a specific voltage which is applied to the sub pixel circuits, and output sensing data corresponding to the sensed current; and a correction unit configured to correct an image data voltage to be applied to each of the sub pixel circuits based o

Abstract: A system, a head-mounted device, a computer program, a carrier, and a method for a head-mounted device comprising an eye tracking sensor, for updating an eye tracking model in relation to an eye are disclosed. First sensor data in relation to the eye are obtained by means of the eye tracking sensor. After obtaining the first sensor data, the eye tracking sensor is moved in relation to the eye. After moving the eye tracking sensor, second sensor data in relation to the eye are obtained by means of the eye tracking sensor. The eye tracking model in relation to the eye is then updated based on the first sensor data and the second sensor data.

Abstract: A driver system controls a plurality of light emitting diodes (LEDs). The driver system includes a first driver to provide an LED current to each of the plurality of LEDs. The first driver includes a current mirror for the LED current provided to the plurality of LEDs. The driver system also includes a second driver to modulate the LED current provided to the plurality of LEDs.

Abstract: A method for detecting contact with a manually activated steering or control device, in particular a vehicle steering wheel, comprises the following steps: applying an alternating voltage to at least one conductor arrangement (10) which is arranged on the steering or control device, and has at least one conductor line with a significant ohmic resistance; determining the current profile in the conductor arrangement (10); determining the real component and the virtual component of the instantaneous alternating current resistance of the conductor arrangement (10); determining the capacitance or the change in capacitance of the conductor arrangement (10); determining the phase shift; and evaluating the determined values.

Abstract: An exemplary an access control device generally includes a keypad assembly, an antenna, and a controller. The keypad assembly includes a capacitive touch keypad matrix, and the antenna is substantially coplanar with the capacitive touch keypad matrix. The controller is connected with each of the keypad assembly and the antenna such that the controller is operable to receive access codes via each of the keypad assembly and the antenna.

Abstract: A display device includes pixels coupled to first scan lines, second scan lines, emission control lines, and data lines; a first scan driver to supply a scan signal to each of the first scan lines at a first frequency to drive the display device at a first driving frequency, and to supply the scan signal to each of the first scan lines at a second frequency to drive the display device at a second driving frequency lower than the first driving frequency; a second scan driver to supply a scan signal to each of the second scan lines at the first frequency to drive the display device at the first driving frequency, and to supply the scan signal to each of the second scan lines at the second frequency to drive the display device at the second driving frequency; an emission driver to supply an emission control signal to each of the emission control lines at the first frequency; and a data driver to supply a data signal to each of the data lines in response to the scan signal supplied to each of the first scan lines

Abstract: A pixel circuit and a driving method thereof, and a display panel are provided. The pixel circuit included a data writing circuit, a driving circuit, and a compensation circuit. The data writing circuit is configured to write a data signal to the control terminal of the driving circuit in response to a scan signal; and the compensation circuit is connected with the control terminal of the driving circuit, the first terminal of the driving circuit, the second terminal of the driving circuit and a first voltage terminal, and is configured to store a data signal written by the data writing circuit, to compensate the driving circuit, and to adjust, by coupling, a voltage of the second terminal of the driving circuit.

Abstract: A pixel including: a light emitting element; a first transistor connected between a first power source and a second node; a first capacitor connected to a first node or a second node and a third node; a second transistor between the third node and a data line, the second transistor turned on by a first scan signal; a third transistor between the first and second nodes, the third transistor turned on by a second scan signal; a fifth transistor between the first power source and the first transistor, the fifth transistor turned on by a first emission control signal; a sixth transistor between the second node and the light emitting element, the sixth transistor turned on by a second emission control signal; and an eighth transistor between the second node and a second emission control line, the eighth transistor turned on by a fourth scan signal.

Abstract: A method includes a computing system receiving an image of a real-world environment, the image including at least a portion of a hand of a user of an artificial reality device, the hand comprising a palm and a plurality of fingers. The computing system determines a hand pose of the hand using the image, and defines, based on the hand pose, a three-dimensional surface positioned in the palm of the hand. The computing system determines, based on the hand pose, distances between predetermined portions of the plurality of fingers and the three-dimensional surface. The computing system assigns, based on the distances, a pose value for each of the plurality of fingers of the hand and determines, based on the pose values for the plurality of fingers, a grab state of the hand.

Abstract: The present application discloses a display panel and a display device. The display panel includes a plurality of pixel unit groups. Each pixel unit group includes a first row of pixel units and a second row of pixel units, which are adjacently disposed. A first gate driver on array (GOA) circuit unit electrically connected to the first row of pixel units and a second GOA circuit unit electrically connected to the second row of pixel units are further disposed between the first row of pixel units and the second row of pixel units. The first GOA circuit unit and the second GOA circuit unit share at least one signal transmission line.

Abstract: Provided are a pixel circuitry, a control method thereof and a display device. The pixel circuitry includes: a plurality of sub-pixels arranged in an array; a plurality of gate lines extending in a first direction, where all sub-pixels located in one row are electrically coupled to one gate line; a plurality of first signal lines and a plurality of second signal lines extending in a second direction, where all sub-pixels located in odd-numbered rows and one column are electrically coupled to one first signal line, and all sub-pixels located in even-numbered rows and one column are electrically coupled to one second signal line, the second direction being perpendicular to the first direction; and a plurality of data lines extending in the second direction, where two first signal lines and two second signal lines coupled to two adjacent columns of sub-pixels are electrically coupled to one data line.

Abstract: In an example in accordance with the present disclosure, an input movement tracking device is described. The input movement tracking device comprises a tracking device housing and a connector to mechanically attach the tracking device housing to an input device. The input movement tracking device also includes an electrical connector to receive input from the input device to be transmitted to a host computing device. A tracking system disposed within the tracking device housing tracks a position and orientation of the tracking device housing and the input device in physical space and a transceiver disposed within the tracking device housing communicates with the host computing device.

Abstract: A display panel and a display device are provided in the present disclosure. The display panel includes a base substrate, a first transistor, a second transistor, a pixel circuit, and a drive circuit. A first active layer of the first transistor includes silicon; and a second active layer of the second transistor includes an oxide semiconductor. A length of a channel region of the first transistor is LL a distance between a first gate electrode and the first active layer is D1, and a first area S1=L1×D1; and a length of a channel region of the second transistor is L2, a distance between a second gate electrode and the second active layer is D2, and a second area S2=L2×D2, where S1<S2. The second transistor is included in the drive circuit, and the first transistor is included in one of the pixel circuit and the drive circuit.

Abstract: A simulated environment presentation device with a display configured to present a rendering of a simulated environment. A simulated environment subsystem is communicatively coupled to the simulated environment presentation device and is configured to provide instructions for rendering the simulated environment. A simulated environment monitoring device includes at least one processor communicatively coupled to the simulated environment subsystem. The simulated environment monitoring device monitors the rendering of the simulated environment over a period of time. Features associated with objects presented in the rendering of the simulated environment are determined over the period of time. An anomaly associated with a first object is detected based on a change in a determined first feature of the first object over the period of time.

Abstract: A pressure detection device of detecting a forced state of a deformable object includes a body, an image sensor and a processor. The body is a deformable hollow structure. The body has an inner surface and an outer surface, and an identifiable vision feature is disposed on the inner surface. The image sensor is disposed inside the body and faces the inner surface of the body, and is adapted to capture a frame containing the identifiable vision feature on the inner surface. The processor is electrically connected with the image sensor, and adapted to analyze position variation of the identifiable vision feature within the captured frame for identifying a motion type of a gesture applied to the outer surface of the body.

Abstract: A display device includes pixels coupled to first scan lines, second scan lines, emission control lines, and data lines; a first scan driver to supply a scan signal to each of the first scan lines at a first frequency to drive the display device at a first driving frequency, and to supply the scan signal to each of the first scan lines at a second frequency to drive the display device at a second driving frequency lower than the first driving frequency; a second scan driver to supply a scan signal to each of the second scan lines at the first frequency to drive the display device at the first driving frequency, and to supply the scan signal to each of the second scan lines at the second frequency to drive the display device at the second driving frequency; an emission driver to supply an emission control signal to each of the emission control lines at the first frequency; and a data driver to supply a data signal to each of the data lines in response to the scan signal supplied to each of the first scan lines

Abstract: A pixel circuit includes a light emitting element, a driving switching element, a storage capacitor, a data voltage applying switching element and a first leakage compensation switching element. The driving switching element is configured to apply a driving current to the light emitting element. The storage capacitor is connected to a control electrode of the driving switching element. The data voltage applying switching element is configured to apply a data voltage to the storage capacitor. The first leakage compensation switching element is disposed between the storage capacitor and the data voltage applying switching element.

Abstract: A driving method for driving a display comprising an electrophoretic material having at least one type of colored pigment particle, the method includes applying at least one pulse pair to reset the at least one type of colored pigment particle, applying a separation pulse, and applying a second pulse pair to reset the at least one type of colored pigment particle.

Abstract: A display apparatus includes a display device, a detection device, and a control device that acts as a controller. The controller displays a predetermined image on the display device, calculates, upon detecting a loop and a user's eye inside the loop through the detection device, a relative size of the user's eye with respect to the loop, as a reference size, causes the display device, upon detecting through the detection device that the relative size has changed to a size larger than the reference size, to enlarge the predetermined image, in proportion to a difference between the relative size and the reference size, and causes the display device, upon detecting through the detection device that the relative size has changed to a size smaller than the reference size, to reduce the predetermined image, in proportion to a difference between the relative size and the reference size.