Abstract: One variation of a system for tracking stylus inputs on a touch sensor surface includes: a touch sensor surface, and a touch sensor arranged under the touch sensor surface. The touch sensor includes a substrate and a set of drive and sense electrode pairs. The system further includes an excitation inductor arranged under the touch sensor surface and a stylus. The stylus includes: a body; a conductive stylus tip; and a stylus inductor configured to inductively couple to the excitation inductor to induce a voltage at the conductive stylus tip. The system includes a controller configured to: drive the excitation inductor with an alternating voltage signal; detect a set of self-capacitance values across the substrate; and detect a stylus location of a stylus input for the conductive stylus tip on the touch sensor surface based on the set of self-capacitance values and the second set of self-capacitance values.

Abstract: A display device including a display panel, and an input sensor on the display panel, and in which an active area and a peripheral area and includes a first area and a second area spaced apart in a first direction, are defined, the input sensor including first sensing electrodes extending in the first direction, and arranged in a second direction crossing the first, second sensing electrodes extending in the second direction, and arranged in the first direction, first sensing lines extending in the second direction within the active area, connected to the first sensing electrodes, and partially located in the first area, respectively, second sensing lines electrically connected to the second sensing electrodes, respectively, and at least partially located in the second area, and a first guard electrode between the first sensing lines and the second sensing lines, and at a boundary between the first area and the second area.

Abstract: A display substrate and a display device are provided, which includes: a base substrate, a plurality of reset signal lines and a first electrode layer, the first electrode layer includes a plurality of first power supply voltage lines, a plurality of first signal lines, a plurality of first transfer electrodes, a plurality of second transfer electrodes and a plurality of third transfer electrodes, a value of a ratio of an area of an overlapping portion of an orthographic projection of the first body sub-portion and an orthographic projection of the first electrode layer on the board surface of the base substrate, and an area of an overlapping portion of an orthographic projection of the second body sub-portion on the board surface of the base substrate and the orthographic projection of the first electrode layer on the board surface of the base substrate ranges from 0.82 to 1.02.

Abstract: An active stylus includes a stylus tip assembly and an elongate housing enclosing a portion of the stylus tip assembly. A winged bracket mounted within the elongate housing and affixed to a tip-distal end of the stylus tip assembly is configured to flex in response to pressure applied to the stylus tip assembly. A strain gauge disposed along the winged bracket is configured to measure strain along the winged bracket caused by pressure applied to the tip assembly.

Abstract: A liquid crystal display device includes a liquid crystal panel and a driver that drives the liquid crystal panel. The driver includes a control unit that executes a display process of displaying an image on the liquid crystal panel, a touch detection process of detecting a touch on the liquid crystal panel, and a line defect determination process of determining the presence of a line defect in the liquid crystal panel. In the line defect determination process, the control unit applies a drive signal to each sensor electrode, determines whether a detection value detected from each of the sensor electrodes when the drive signal is applied meets a predetermined determination criterion, and determines that the line defect has occurred when the sensor electrodes whose detection values meet the determination criterion among the plurality of sensor electrodes are linearly distributed.

Abstract: A display device includes a plurality of first sub-pixels configured to display red, a plurality of second sub-pixels configured to display green, a plurality of third sub-pixels configured to display blue, and a plurality of fourth sub-pixels configured to display white, a first signal line coupled to the first sub-pixels, a second signal line coupled to the second sub-pixels, and a third signal line coupled to the third sub-pixels and the fourth sub-pixels, a plurality of detection electrodes arrayed in a matrix (row-column configuration) and each provided overlapping the first sub-pixels, the second sub-pixels, the third sub-pixels, and the fourth sub-pixels, and a plurality of signal supply wires coupled to the respective detection electrodes. The signal supply wires are each provided overlapping at least one of the first signal line and the second signal line and not overlapping the third signal line.

Abstract: An electrode structure combined with an antenna according to an embodiment of the present disclosure includes a substrate layer, sensing electrodes, a bridge electrode and an antenna unit. The sensing electrodes are arranged on the substrate layer, and include first sensing electrodes arranged along a first direction parallel to a top surface of the substrate layer, and second sensing electrodes arranged along a second direction parallel to the top surface of the substrate layer and intersecting the first direction. The bridge electrode connects the first sensing electrodes neighboring in the first direction. The antenna unit is disposed at the same layer as that of the bridge electrode, and includes a radiator overlapping the sensing electrodes in a planar view.

Abstract: A flexible display input device includes a flexible display layer and a keyswitch layer. The keyswitch layer is disposed under the flexible display layer and includes a first elastic film, a first electrode, a second elastic film, and a second electrode. The first electrode is disposed on a side of the first elastic film facing toward the flexible display layer. The second elastic film is located between the flexible display layer and the first elastic film. The second electrode is disposed on a side of the second elastic film facing toward the first elastic film and is opposite to the first electrode.

Abstract: The present disclosure relates to a touch display device and a manufacturing method thereof, and a terminal, which belongs to the technical field of display. The touch display device includes a display panel, a touch panel disposed on a display side of the display panel, a touch driving circuit, and a touch flexible printed circuit board, wherein the display panel includes a first region, and a second region extending outside the first region on at least one edge of the first region; the touch flexible printed circuit board electrically connects the touch panel with the touch driving circuit disposed on a non-display side of the display panel, and an orthographic projection of the first terminal of the flexible printed circuit board connected to the touch panel on the display panel is disposed in the second region.

Abstract: A display device including a display panel that displays an image, an input sensor disposed on the display panel, and a readout circuit that receives sensing signals from the input sensor and outputs a moisture level signal, in a skin measurement mode. The readout circuit divides the input sensor into a plurality of blocks, selects a valid sensing block based on the sensing signals from the plurality of blocks, and outputs the moisture level signal based on the sensing signals from the valid sensing block.

Abstract: A touch display device and a touch driving circuit are configured to drive at least one of the plurality of first touch electrode lines disposed in a first area with a first touch driving signal having a first touch driving frequency, and drive at least one of the plurality of second touch electrode lines disposed in a second area with a second touch driving signal having a second touch driving frequency that is different from the first touch driving frequency. Each of the first touch driving frequency and the second touch driving frequency is different from a display driving frequency related to display driving. to the touch display device reduces the influence of noise, increases the signal-to-noise ratio, and reduces the influence of driving the display, thereby improving the touch sensitivity.

Abstract: In some embodiments, a system comprises a head-mounted frame removably coupleable to the user's head; one or more light sources coupled to the head-mounted frame and configured to emit light with at least two different wavelengths toward a target object in an irradiation field of view of the light sources; one or more electromagnetic radiation detectors coupled to the head-mounted member and configured to receive light reflected after encountering the target object; and a controller operatively coupled to the one or more light sources and detectors and configured to determine and display an output indicating the identity or property of the target object as determined by the light properties measured by the detectors in relation to the light properties emitted by the light sources.

Abstract: A touch sensor includes a sensor cell coupled to a sensor line, a sensor transmitter including a first switch coupled to the sensor line and a power supply which supplies a charging signal to the sensor line during a first period during which the first switch is turned on, and a sensor receiver including a second switch coupled to the sensor line and a sensor channel which receives a sensing signal from the sensor line during a second period during which the second switch is turned on. The sensor receiver further includes a coupling capacitor including a first electrode coupled to the second switch and a second electrode coupled to the sensor channel.

Abstract: Apparatus, methods, and computer program products that can are disclosed. One apparatus includes a display device including a display panel including a first panel portion including touch capabilities and at least one second panel portion excluding touch capabilities in which the second panel portion is configured to expand in relation to the first panel portion to create an expanded configuration for the display panel. The apparatus further includes a processor and a memory that stores code executable by the processor to manage the touch capabilities of the first panel portion. Managing the touch capabilities of the first panel portion may include turning ON/OFF the touch capabilities of the first panel portion. Methods and computer program products that include and/or perform the operations and/or functions of the apparatus are also disclosed.

Abstract: A display device includes a first substrate, pixel substrates, first connection lines, second connection lines, and a touch electrode. The pixel substrates are disposed on the first substrate, and are spaced apart from each other along a first direction and along a second direction perpendicular to the first direction. The first connection lines connect pixel substrates disposed along the first direction. The second connection lines connect pixel substrates disposed along the second direction. The touch electrode is disposed between the pixel substrates in an area adjacent to areas in which the first connection lines and the second connection lines are disposed.

Abstract: A sensor substrate and an electronic device are disclosed. The sensor substrate includes a base substrate and a plurality of sensor units spaced apart from each other, each sensor unit includes a hollowed-out electrode and a matching electrode spaced apart from each other, one of the hollowed-out electrode and the matching electrode is a sense electrode and the other is a drive electrode. An orthographic projection of the hollow-out electrode on the base substrate includes an inner edge and an outer edge at an outer side of the inner edge. An orthographic projection of the matching electrode on the base substrate includes a portion at an inner side of the inner edge.

Abstract: A computing device can be reconfigurable to include one or more electrical devices in various configurations. The computing device can include a base forming an input surface configured to receive user input. The base can receive one or more input devices, such as, displays or keyboards. The base can include a hinge rotatably attached to the base and configured to removably retain an electronic device, such as, a display. The computing device can include a coupling mechanism having a first retaining portion and a second retaining portion rotatably coupled to an intermediate portion. The first and second retaining portions can be configured to removably retain electrical devices to the coupling mechanism.

Abstract: A display panel and a display apparatus are provided. The display panel has a display region including a fingerprint recognition region. The fingerprint recognition region includes a plurality of light-transmitting apertures. The display panel includes a plurality of sub-pixels, a plurality of touch electrodes, and a plurality of touch leads that are located in the display region. The plurality of touch leads is electrically connected to the plurality of touch electrodes, respectively. The display region includes sub-pixel spacing regions located between two adjacent sub-pixels, and at most one of the touch lead and the light-transmitting aperture is arranged in the sub-pixel spacing region.

Abstract: A transmitter comprising: a signal modulator for transmitting electrical signals via an electrode, wherein the electrical signals carry a message representing a signal value; and a controller, coupled to the signal modulator, configured for having the signal modulator transmitting the electrical signals with a first duty cycle in a reference signal time period and transmitting the electrical signals with a second duty cycle in a modulation signal time period, wherein a first ratio corresponding to the second duty cycle and the first duty cycle is corresponding to the signal value, wherein the lengths of the reference signal time period and the modulation signal time period are the same, and wherein the maximum amplitudes of the electrical signals during the reference signal time period and the modulation signal time period are the same.

Abstract: An active stylus includes a memory; a transmission module; and an active stylus controller, coupled to the memory and the transmission module. The active stylus controller controls the transmission module to periodically transmit a downlink beacon signal and a plurality of downlink signals so as to synchronize timing with a touch panel and transmit information. The downlink beacon signal is composed of a plurality of bit data and includes a preamble, stored in the memory, for synchronizing the timing; a digital data, for transmitting information from the active stylus to the touch panel; and a cyclic redundancy check, for executing an error check or an error correction for data. The touch panel is an in-cell/on-cell organic light-emitting diode (OLED) touch screen or an in-cell/on-cell liquid-crystal display (LCD) touch screen.