Abstract: A display device includes a display panel with a light emitting area from which a light exits and an input sensor disposed on the display panel. The input sensor includes a first conductive layer, a first insulating layer disposed on the first conductive layer and provided with a diffraction grating defined therein to correspond to the light emitting area, and a second conductive layer disposed on the first insulating layer and connected to the first conductive layer. The first insulating layer includes an organic layer covering the first conductive layer and an inorganic layer disposed on the organic layer. The organic layer and the inorganic layer include a plurality of holes defined therein to define the diffraction grating.

Abstract: The disclosure provides a pixel circuit, a pixel driving method, and a display device. The pixel circuit includes a driving module and a light emitting module. The light emitting module includes a first light emitting unit, a first light emitting element, a second light emitting unit, and a second light emitting element.

Abstract: A coordinate reception unit receives time series spatial coordinates of an object to be detected. The spatial coordinates include a coordinate in a first direction, a coordinate in a second direction intersecting the first direction, and a coordinate in a third direction intersecting the first direction and the second direction. When a predetermined first condition related to a change in the coordinate in the first direction is satisfied at a first point of time and then a predetermined second condition related to a change in the coordinate in the first direction is satisfied at a second point of time, a function execution unit executes a process in electronic equipment that is a target of control, based on the coordinate in the second direction and the coordinate in the third direction at one or more points of time between the first point of time and the second point of time.

Abstract: A display apparatus is disclosed. The display apparatus includes a display screen configured to display an image; at least one LED light bar configured to provide light to the display screen; and a power supply circuit configured to supply power to the display apparatus. The power supply circuit includes an LLC primary winding, a first secondary winding and a second LLC secondary winding, where the first LLC secondary winding is configured to convert a voltage of the LLC primary winding into a first voltage, the second LLC secondary winding is configured to convert the voltage of the LLC primary winding into a second voltage; and the power supply circuit is configured to adjust the first voltage output from the first LLC secondary winding into a third voltage, and supply power to the at least one LED light bar through a sum of the third voltage and the second voltage.

Abstract: A transparent touch display apparatus including a device substrate, a touch electrode and a routing line. The device substrate may include an emission area and a transmission area. The touch electrode may be disposed on the transmission area of the device substrate. The routing line may be disposed outside the emission area and the transmission area of the device substrate. A transmittance of the touch electrode may be higher than a transmittance of the routing line. Thus, in the transparent touch display apparatus, the reliability of the touch detection may be improved.

Abstract: A display data generation device includes an input unit that receives input of target data including a text sequence and annotation information corresponding to texts included in the text sequence, and a display preparation unit that determines, on the basis of the annotation information, annotation expression information indicating a background color of a display screen of a display device and a position and a range in which a corresponding background color is displayed for expressing correspondence relationship between the texts and the annotation information in a case where the display device displays the texts, and generates display data for causing the text sequence and the annotation information to be displayed according to a sequence in the text sequence, the display data being for causing the background color indicated by the annotation expression information to be displayed at the position and the range indicated by the annotation expression information.

Abstract: An input device includes: a housing having a transmissive portion; a communicator in the housing and configured to exchange a signal externally; a pressure sensor in the housing along an inner circumferential surface of the housing; and a measurement sensor in the housing and facing the transmissive portion.

Abstract: The present disclosure provides a fingerprint identification substrate, an electronic apparatus and a fingerprint identification method. The fingerprint identification substrate includes a base substrate, a driving circuitry layer arranged on the base substrate, a shielding layer arranged at a side of the driving circuitry layer away from the base substrate and a detection electrode arranged at a side of the shielding layer away from the base substrate. The detection electrode is electrically coupled to a fingerprint detection circuitry arranged on the driving circuitry layer, the shielding layer is insulated from the detection electrode, and an orthogonal projection of the shielding layer onto the base substrate at least partially overlaps an orthogonal projection of the detection electrode onto the base substrate.

Abstract: A contactless detection device, comprising a detection surface; a plurality of actuators acoustically coupled to the detection surface; an ultrasonic acoustic wave detector; an electronic and/or IT computer, the device being configured to detect one or more element(s) by repeating the following steps: focusing ultrasonic acoustic waves emitted by the actuators into a focusing region, obtained from waves emitted by the actuators and to which a first time reversal method has been applied, and measuring a duration between emitting the waves and receiving an echo of these waves by the detector, wherein the computer is configured to calculate the control signals such that the detection waves are focused successively into focusing regions of different shape and/or sizes.

Abstract: An ultrasonic touch sensor includes a touch structure configured to receive a touch; a transmitter arrangement configured to transmit one or more ultrasonic transmit waves toward the touch structure; a receiver arrangement configured to receive ultrasonic reflected waves produced by reflections of the one or more ultrasonic transmit waves and generate a plurality of measurement signals representative of the ultrasonic reflected waves; and a measurement circuit configured to measure a degree of variation of a plurality of measurement signals, compare the degree of variation with a detection threshold, and determine whether a no-touch event or a touch event has occurred at the touch structure based on whether the degree of variation satisfies the detection threshold.

Abstract: A signal driving method is provided. The method includes, in a first signal driving period, applying non-inverting and inverting drive signals respectively to M adjacent and N adjacent detection electrodes, where M+N?P; and in a second signal driving period, applying the non-inverting and inverting drive signals respectively to K adjacent and L adjacent detection electrodes, where K+L?P. P denotes a number of detection electrodes not greater than a number of detection electrodes on a touch control screen. M, N, K and L adjacent detection electrodes are all part of the P detection electrodes. One signal driving cycle includes at least the first and second signal driving periods in which drive signals are applied to P detection electrodes. Each P detection electrode is applied a non-inverting drive signal at least once in one signal driving cycle, and phases of the inverting and non-inverting drive signals are opposite to each other by 180 degrees.

Abstract: Computing devices, touchpads, and related methods for adjusting a force threshold for touch input on a touchpad are disclosed. In one example, a computing device comprises a force sensing touchpad, a processor, and a memory storing instructions executable by the processor to receive a first contact on the touchpad. An area of touch of the first contact is determined, and an adjusted force threshold for touch input is determined based at least on the area of the touch. A second contact is received on the touchpad, and a touch force of the second contact is determined. Based at least on determining that the touch force exceeds the adjusted force threshold, a touch input on the touchpad is registered.

Abstract: Eyewear providing an interactive augmented reality experience between two users of eyewear devices to allow one user of an eyewear device to share a personal attribute of the user with a second user. The personal attribute can be selected from a list of attributes, such as Bitmojis®, avatars, symbols, and tests. In an example, the personal attribute can reflect the mood of the first user. The personal attribute received by the first user is displayed proximate a portion of the first user, such as a head or mouth, on the display of the first user's eyewear device. The personal attribute may be displayed in a speech bubble proximate the first user.

Abstract: An apparatus and method for a voltage driver circuit where a path between a ground node and an output node includes an inductor and/or another storage element and an energy transfer circuit composed of at least two switching elements (e.g., transistors) and at least two valve elements (e.g. diodes). The energy transfer circuit operates to discharge a capacitive load (e.g. output capacitor) into the storage element and facilitate transition from low to high voltage while increasing efficiency. An additional path to ground may be included via another switching element to prevent crosstalk and hold the output at ground potential.

Abstract: An information handling system stylus includes components to support active tip writing inputs at a touchscreen display controller by buttons integrated in the stylus housing as a thin material formed contiguous with the stylus housing material. A leaf spring biases upwards at the button thin material and has a magnet coupled to it that, upon a press at the button, is detected as increased magnetic flux by a magnetic sensor disposed under the leaf spring.

Abstract: One exemplary implementation displays a visual characteristic associated with an object on a display of a device and utilizes a sensor of the device to obtain physiological data associated with a pupillary response of a user to the visual characteristic. The device adjusts the visual characteristic based on the obtained physiological data to enhance pupillary responses of the user to the object and displays the adjusted visual characteristic to the user. For example, the adjusted visual characteristic may be selected based on previously identified pupillary responses of the user to particular visual characteristics.

Abstract: Embodiments of the disclosure relate to a display device. Specifically, there is provided a display device with display quality enhanced by comprising a substrate, a display area where one or more subpixels are disposed, each of the one or more subpixels including a light emitting element positioned on the substrate and at least one transistor for driving the light emitting element, an open area obtained by removing at least a portion of the substrate in an area surrounded by the display area, and a planarization layer positioned to overlap the display area and the open area and positioned on the light emitting element.

Abstract: The present disclosure provides a keyboard, including: a keyboard body; at least one physical key disposed on the keyboard body; at least one virtual key projection device connected to the keyboard body and configured to present, by means of projection, an image of at least one virtual key in a projection area outside the keyboard body; and a click detection device configured to detect whether a finger clicks on the projection area and determine on which virtual key the finger clicks in response to that the finger clicks on the projection area.

Abstract: A pen state detection circuit is incorporated in electronic equipment having a touch sensor of a capacitive system made of planarly disposed multiple sensor electrodes. The pen state detection circuit is configured to perform acquiring, from the touch sensor, signal distribution indicating a change in capacitance associated with approach of a pen-side electrode included in an electronic pen, and estimating a state of the electronic pen according to an input-output model. In the input-output model features relating to the acquired signal distribution are input and a state quantity of the electronic pen is output. The pen state detection circuit is configured to be capable of setting an input-output model that is different depending on a change in an outer shape of the electronic pen or the electronic equipment.

Abstract: A sensor controller, which is connected to sensor electrodes and detects positions of one or more active pens based on charge induced on the sensor electrodes, includes a processor and a memory. The memory stores instructions that, when executed by the processor, cause the sensor controller to: detect an approach of one of the one or more active pens using the sensor electrode; pair with the one of the one or more active pens with the approach of the one of the one or more active pens detected and update pairing state information indicative of a pairing state of each of the one or more active pens that is paired with the sensor controller; and transmit the pairing state information from the sensor electrodes to the one or more active pens via an uplink signal used as a reference for time synchronization.