Abstract: An electronic device is provided. The electronic device includes one or more processors that, while the electronic device is in a locked state, control to detect whether the electronic device is lifted, in response to detecting that the electronic device is lifted, control to activate the display, obtain an image from a camera, detect a face included in the image, and perform authentication of a user based on the face being detected in the image. Based on a result of the authentication, the one or more processors switch a state of the electronic device from the locked state to an unlocked state and display an indicator for indicating that the electronic device is in the unlocked state.

Abstract: A head-mounted device may have a display with first and second pixel arrays that display content for a user. A head-mounted support structure in the device supports the pixel arrays on the head of the user. A left positioner may be used to position a left lens module that includes a left lens and the first pixel array. A right positioner may be used to position a right lens module that includes a right lens and the second pixel array. Sensing circuitry such as proximity sensing circuitry may be used to detect relative positions between the left and right lens modules and facing surfaces of a user's nose while the user is wearing the head-mounted support structure. Control circuitry may adjust the positions of the left and right lens modules using interpupillary distance information for the user and using information from the sensing circuitry.

Abstract: An electronic pen includes a pen tip, circuitry, and a shell. The shell houses the circuitry and is coupled to the pen tip. The pen tip includes a primary conductor, a secondary conductor and shielding between the primary conductor and the secondary conductor. The circuitry includes a transmit/receive circuit, a raw data circuit, and a secondary circuit. The transmit/receive circuit receives a signal from a touch screen via the primary conductor, generates a ring-back signal based on the signal, and transmits the ring-back signal via the primary conductor to the touch screen. The raw data circuit generates raw data regarding the electronic pen. The secondary circuit receives the raw data, up-converts the raw data into a data transmit signal, and transmits the data transmit signal via the secondary conductor to the touch screen.

Abstract: A method includes detecting touch input received by a first touch sensor that detects touch on a surface of an electronic device (ED), that has a connection interface enabling coupling with a second ED having a second touch sensor. The method includes, in response to detecting the touch input, determining a state of the connection interface as being a connected or disconnected state relative to the second ED. The method includes in response to determining the state is the connected state: determining whether the touch input is associated with a multi-device (MD) gesture. The method includes, in response to determining the touch input is not associated with a MD gesture, executing an independent local-only function associated with the touch input. The method includes, in response to determining the touch input is associated with a MD gesture, executing a MD function associated with the MD gesture.

Abstract: An electronic device includes a touch sensor; a touch sensor integrated circuit (IC) to detect a touch sensed by the touch sensor, a display panel, a host processor, and a display driving integrated circuit (IC) to drive the display panel such that an image received from a host processor is displayed on the display panel.

Abstract: A pixel driver includes a plurality of stages, with each stage including a pixel driving signal generator, a shift register, and a selection circuit. The pixel driving signal generator generates a pixel driving signal. The shift register receives image data and the pixel driving signal and generates an output control signal for determining whether to output the pixel driving signal based on the image data and the pixel driving signal. The selection circuit selectively outputs the pixel driving signal in response to the output control signal.

Abstract: A flexible display window and an electronic device having the same are provided. The electronic device includes a housing including a first rigid portion and a flexible portion, at least one outer layer that covers the first rigid portion and the flexible portion, a display device including a screen including a first portion exposed through the first rigid portion and a second portion extended from the first portion and exposed through the flexible portion, at least one processor electrically coupled to the display device, and a memory electrically coupled to the at least one processor, wherein the outer layer includes a polymer layer, a glass layer interposed between the polymer layer and the screen, and an adhesive layer interposed between the polymer layer and the glass layer.

Abstract: A display apparatus configured to adjust a driving frequency of a display panel by including a driving controller configured to: determine a low driving frequency corresponding to input image data; determine a plurality of compensation frequencies greater than the low driving frequency; and insert a plurality of compensation frequency frames having the compensation frequencies prior to a low driving frequency frame having the low driving frequency in a low frequency driving mode.

Abstract: A method for emulating writing devices using a haptic pen is disclosed herein. The method may include receiving, by a first microcontroller unit of the haptic pen, a device configuration indicating a writing device to be emulated. The first microcontroller unit may cause transmitters of the haptic pen to transmit a beacon to a second microcontroller unit of a display. The first microcontroller unit may receive contextual inputs from the second microcontroller unit that indicate an orientation of the haptic pen in relation to the display. The first microcontroller unit may apply a respective weight to each of the contextual inputs based on the device configuration and may cause a haptic response based on the respective weights applied to each of the contextual inputs. The haptic response causes the haptic pen to emulate the writing device.

Abstract: Techniques for mitigating noise in a touch signal are disclosed. To reduce or eliminate noise in a touch signal, the touch activity can be filtered out of a touch signal, thus isolating the noise. In some examples, the noise is then provided to the non-inverting input port of a differential amplifier while the unfiltered touch signal is provided to the inverting input port of the differential amplifier. The noise, which is now common on both inputs, is automatically eliminated or reduced by the differential amplifier.

Abstract: A method or system for displaying of specific types of image on a tiled display system based on addressable display technologies, e.g. pixelated displays especially fixed format pixelated displays where specific images are generated on a plurality of display tiles, positioned adjacent each other to form a large display panel or device. The method or system includes specific pixelated image information displayed on the tiled display device from which artefacts such as seams can be reduced in visibility.

Abstract: A touch-sensitive display device includes a first touch-sensitive display including a first plurality of display electrodes configured to detect proximity of input objects to the first touch-sensitive display, and a second touch-sensitive display including a second plurality of display electrodes configured to detect proximity of input objects to the second touch-sensitive display. A touch controller detects a non-stylus touch input at a first display electrode of the first touch-sensitive display based on a first signal from the first display electrode, and a stylus touch input from a stylus at a second display electrode of the second touch-sensitive display based on a second signal from the second display electrode. A two-dimensional position of the stylus touch input is determined relative to the second touch-sensitive display based at least on the second signal and noise compensation derived from the first signal.

Abstract: A method includes transmitting, by a touch screen device, signals on electrodes. The method further includes detecting, by a pen, a signal of the signals via an electrode of the electrodes. The method further includes creating, by the pen, a representation of the signal and transmitting the representation of the signal in accordance with a pen recognition signal format. The method further includes detecting, by the touch screen device, a change in the electrical characteristic of the electrode that is caused by the representation of the signal. The method further includes determining, by the touch screen device, that the pen is causing the change to the electrical characteristic of the electrode based on the pen recognition signal format.

Abstract: Included are a first cover base including an alkali glass layer, a first alkali-free glass layer provided on one face of the alkali glass layer, and a second alkali-free glass layer provided on another face of the alkali glass layer and a sensor that is provided on the first alkali-free glass layer of the first cover base and includes a plurality of first electrodes configured to detect the unevenness of a surface of an object to be detected that comes into contact with or close to the first cover base and a switching element. At least the first electrodes are formed above the first alkali-free glass layer and in a transmissive area that passes an image.

Abstract: A pen for use with a touch screen includes a first AC coupling circuit, a second AC coupling circuit, a sense-regulation circuit, and a response circuit. The first AC coupling circuit receives a sense signal from the touch screen. The sense-regulation circuit compares the sense signal to a reference signal to produce a comparison signal. In addition, the sense-regulation circuit generates a regulation signal based on the comparison signal, which regulates receiving of the sense signal. The response circuit generates a transmit signal based on the comparison signal and data. The second AC coupling circuit transmits the transmit signal to the touch screen.

Abstract: A display panel includes: a first display area, including a plurality of first pixel units, wherein each of the first pixel units is provided with a first pixel driving circuit; a second display area, comprising a plurality of second pixel units, wherein the second pixel unit comprises a plurality of second sub-pixel units, and each of the second sub-pixel units is provided with a second sub-pixel driving circuit; and a plurality of switching units located within the second sub-pixels, wherein the switching units are connected between the second sub-pixel driving circuit and the corresponding source driving signal output terminal, and are configured to transmit, under control of a control signal, a data signal of the source driving signal output terminal to the second sub-pixel driving circuit.

Abstract: Circuitry, systems, and methods are provided that can acquire touch sensor data simultaneously for different modes of, for example, self, mutual, and pen, and with simultaneous sampling of the different channels. Drive/receive circuitry and methods of driving and receiving sensor electrode signals are provided that allow digital I/O pins to be used to interface with touch sensor electrodes using external passive filter components. Drive/receive circuitry is provided employing voltage following sigma-delta A/D coverts that are adapted to both drive and sense touch sensor signals on multiple frequencies simultaneously. This circuitry may be operated in modes to sense various combinations of mutual, self, and pen touch signals simultaneously. While capacitive multi-touch sensors are preferred, the circuits and methods herein are useful with many other types of touch sensors as well.

Abstract: A display devices with better visual effects and low power consumption in inversion manners is provided. The display device includes a display panel and a driving circuit. The display panel includes scan lines, pixels, first common electrodes and second common electrodes. The second common electrodes and the first common electrodes are alternately arranged. The driving circuit provides a first common voltage to the first common electrodes and provides a second common voltage to the second common electrodes in a first time interval of a first frame time interval and a second time interval of a second frame time interval. In addition, the driving circuit provides the second common voltage to the first common electrodes, and provides the first common voltage to the second common electrodes in the first time interval of the second frame time interval and the second time interval of the first frame time interval.

Abstract: A display device is disclosed including a display area having a non-rectangular shape, in which a first area and a second area are joined. The second area is smaller than the first area in a first direction, and the second area is adjacent to the first area in a second direction orthogonal to the first direction. A non-display area is adjacent to the second area in the first direction and adjacent to the first area in the second direction. A plurality of pixel circuits is arranged in the display area in the first direction and the second direction, avoiding the non-display area. A plurality of first control lines and second control lines are grouped into control line assemblies arranged such that control line assemblies of different types belonging to each of the plurality of groups are adjacent to each other, in order to simplify load adjustment.

Abstract: A touch screen assembly and an electronic device are provided. The touch screen assembly comprises a first thin film layer, a conductive layer and a second thin film layer stacked together from bottom to top, and a base wherein the first film layer is disposed on the base. A difference value of refractive index between the base and the conductive layer is 0˜0.6, thus improving light transmittance, reducing influence to visual effects and improving touch screen quality.