Abstract: The present disclosure relates to a pre-5th-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4th-Generation (4G) communication system such as Long Term Evolution (LTE). A method by which a master device provided by one embodiment of the present invention controls mirroring services between the master device and a slave device comprises the steps of: storing information related to first connection mode mirroring when a termination event of mirroring connected in a first connection mode has occurred; and setting mirroring in a second connection mode by using the stored mirroring-related information.

Abstract: The present disclosure discloses a display screen and a manufacturing method thereof. The display screen includes: a TFT (thin film transistor) array substrate; a first planarization layer deposited on the TFT array substrate; a combining-structure layer deposited on the first planarization layer, the combining-structure layer includes a layer of first touch electrodes, a second planarization layer, and a layer of anode electrodes, the layer of the first touch electrodes and the layer of the anode electrodes are two different layers; an organic light emitting layer deposited on the combining-structure layer; a patterned cathode layer deposited on the organic light emitting layer includes a number of cathode electrodes used as second touch electrodes; and an encapsulation layer formed on the patterned cathode layer.

Abstract: A pixel circuit includes: a reset sub-circuit, configured to write an input voltage of a reset terminal into a first control point and write an input voltage of a reference power source terminal into a second control point; a drive control sub-circuit, configured to write an input voltage of a data terminal into the first control point; a power supply sub-circuit, configured to supply a voltage of a first power source terminal to the second control point and enable a third control point to communicate with a fourth control point; a storage sub-circuit, configured to store voltages of the first and second control points; a drive sub-circuit, configured to discharge electricity under the control of the voltages of the first and second control points; and a light-emitting element, configured to emit light under the control of a voltage of the fourth control point.

Abstract: A display device includes a plurality of pixels, a plurality of gate lines, a timing controller, and a gate driver. The gate lines are electrically coupled to the pixels. The timing controller provides an initial pulse signal. The gate driver is electrically coupled to the timing controller and the gate lines and receives the initial pulse signal. The gate driver receives the initial pulse signal with a high level and outputs a plurality of gate signals to the gate lines during a period which is longer than half of a frame of the display device, in response to a scan frequency of the display device changing from a first frequency to a second frequency, where the first frequency is higher than the second frequency.

Abstract: A pixel circuit includes a drive transistor that controls an amount of current to a light-emitting device, and a second transistor connected to the gate of the drive transistor and a second terminal of the drive transistor, such that when the second transistor is in an on state the drive transistor becomes diode-connected. A threshold voltage of the drive transistor is compensated during a compensation phase while the drive transistor is diode connected. The light-emitting device is connected between the drive transistor and at a second node to a first voltage input. The pixel circuit further includes a storage capacitor having a first plate connected to the gate of the drive transistor, and a programming capacitor having a first plate connected to a second plate of the storage capacitor, and a second plate of the programming capacitor is electrically connected to a data voltage input during a data programming phase.

Abstract: Provided is a display device including: a display panel; a system board configured to supply a signal and a voltage required to drive the display panel; a timing controller configured to receive the signal from the system board, generate control signals required to drive the display panel, and transmit some of the control signals to the system board; and a level shifter configured to convert voltage levels of the some signal of the timing controller into a signal voltage level suitable for the system board. The level shifter includes an output voltage control terminal configured to control the level shifter not to generate an output voltage when the system board is turned off.

Abstract: A display system and an image display method are disclosed. The display system includes an image display device, an optical waveguide element, an image acquisition device and a calibration device. The image acquisition device is provided at the display side of the image display device, and is configured to be capable of simultaneously acquiring the surrounding image and the first image acquired by, the image acquisition device; and the calibration device is configured to obtain matching information based on the surrounding image and the first image.

Abstract: A touch panel display includes a transparent resin substrate; a touch sensor embedded in the transparent resin substrate; pixels each including a first transistor and an organic electroluminescence element electrically connected with the first transistor; a display portion including an array of the pixels; and a shield electrode located between the touch sensor and the display portion. The pixels emitted light toward the transparent resin substrate.

Abstract: An electronic device, a display control system, and a method for controlling operation of a display unit of an electronic device. The method includes generating a display signal by a display controller. The display signal is interpreted by the display unit to display a content of the display signal on a display panel of the display unit. The content of the display signal is compared to a known data pattern. The display unit is operated in accordance to an operating parameter corresponding to the known data pattern if the known data pattern is detected in the display signal.

Abstract: A method for driving a display panel includes controlling a signal of ON/OFF state of a switch in a Demux circuit as a switch signal, and dividing each rising time period in the switch signal into two phases (T, T1), so that the abrupt change effect of voltage generated on both side positions of the display panel and a middle position of the display panel is relatively uniform, ensuring that the charging effect of the display panel at different positions is substantially the same, the brightness of the display panel is even after being driven, and the problem of bright lines in the column direction of the display panel is effectively improved.

Abstract: A touch panel includes a base layer having a shaded area and a visible area; a first sensing layer having first capacitive sensing columns (FCSCs) and first electromagnetic antenna columns (FEACs), which are insulated; a first auxiliary conductive layer having a circuit pattern substantially identical to the first sensing layer, and the circuit pattern correspondingly electrically connecting to the first sensing layer; a second sensing layer having second capacitive sensing columns (SCSCs) and second electromagnetic antenna columns (SEACs), which are insulated; a second auxiliary conductive layer having a circuit pattern substantially identical to the second sensing layer, and the circuit pattern correspondingly connect to the second sensing layer; and an insulative layer between the first and second sensing layer.

Abstract: A method and system for displaying images on a transparent display of an electronic device. The display may include one or more display screens as well as a flexible circuit for connecting the display screens with internal circuitry of the electronic device. Furthermore, the display screens may allow for overlaying of images over real world viewable objects, as well as a visible window to be present on an otherwise opaque display screen. Additionally, the display may include active and passive display screens that may be utilized based on images to be displayed.

Abstract: A touch type operation input device capable of accurately detecting pressing force with which an operator presses is provided. The touch type operation input device includes a touch panel including a piezoelectric sensor and a touch sensor, and a pressing force detection unit. Until the pressing force detection unit detects a position detection signal given by the touch sensor, the pressing force detection unit causes a reference voltage of the pressing force detection to follow an output voltage of the piezoelectric sensor to be the same as the output voltage of the piezoelectric sensor. When the pressing force detection unit obtains the position detection signal given by the touch sensor, the pressing force detection unit fixes the reference voltage. The pressing force detection unit calculates a pressing force detection voltage from the difference between the output voltage and the fixed reference voltage, and detects the pressing force.

Abstract: A piezoelectric element that includes a plurality of laminated piezoelectric films and adhesive layers. The piezoelectric films stretch and contract in a predetermined direction parallel to principal surfaces thereof when a voltage is applied thereto. The adhesive layers are formed partially between the piezoelectric films when seen from a plan view, are aligned at intervals in the predetermined direction of the stretching and contracting of the piezoelectric films and bond the piezoelectric films to each other. The adhesive layers are formed at both ends of the piezoelectric films in the predetermined direction.

Abstract: A gaze tracking system, leaving a low power mode in response to an activation signal, initial burst of eye pictures in short time by restricting the image area of a sensor, purpose of enabling an increased frame rate. Subsequent eye pictures are captured at le rate. The first gaze point value is computed memorylessly based on the initial burst res and no additional imagery, while subsequent values may be computed recursively to account previous gaze point values or information from previous eye pictures. The restriction of the image area may be guided by a preliminary overview picture captured using the different sensor. From the gaze point values, the system may derive a control signal to a computer device with a visual display.

Abstract: An electronic paper display including a display apparatus of a first type, a driver circuit of the first type electrically coupled to the display apparatus of the first type, a display film of a second type disposed on the display apparatus of the first type and a timing controller circuit of the second type electrically coupled to the driver circuit of the first type is provided. The driver circuit of the first type drives the display apparatus of the first type and displays images on the display film of the second type according to a driving signal of the first type. The timing controller circuit of the second type adjusts a waveform of driving signal of the second type to a waveform of the driving signal of the first type. The first type is a liquid crystal display type, and the second type is an electronic paper display type.

Abstract: A pixel circuit and a driving method thereof, and a display device. The pixel circuit includes a driving circuit, a light emitting circuit, a fusing circuit and a fusing control circuit. The driving circuit is configured to convert a voltage signal input from a first voltage terminal into a driving current signal, and to output the driving current signal to the fusing circuit; the fusing circuit is configured to disconnect the light emitting circuit from the driving circuit; the fusing control circuit is configured to control the driving current signal to flow to the ground terminal under control of a signal input from the control line, to disconnect the light emitting circuit from the driving circuit; and the light emitting circuit is configured to emit light under control of the second voltage terminal in a case that the light emitting circuit is not disconnected from the driving circuit.

Abstract: An array substrate includes a substrate, a first signal line and a second signal line on the substrate, an insulating layer covering the first signal line and the second signal line, and a groove penetrating through the insulating layer. The first signal line and the second signal line are arranged in a same layer and separated from each other. The groove is between the first signal line and the second signal line.

Abstract: A multi-layer conductive coating is substantially transparent to visible light, contains at least one conductive layer comprising silver that is sandwiched between at least a pair of dielectric layers, and may be used as an electrode and/or conductive trace in a capacitive touch panel. The multi-layer conductive coating may contain a dielectric layer(s), and may be used in applications such as capacitive touch panels for controlling showers, appliances, vending machines, electronics, electronic devices, and/or the like. In certain example embodiments, different electrodes of the touch panel may be formed by different silver based layers of the same or different multi-layer coatings. In patterning the electrodes, different laser scribing wavelengths may be used to pattern different respective silver based layers, of the same or different multi-layer coating(s), in certain example embodiments.

Abstract: Provided is an AMOLED scan driving circuit and method as well as a liquid crystal display panel and device. The circuit comprises shift register units and logical units. Selectors are arranged between adjacent shift register units and between adjacent logical units, and different scan driving signals are output when the selectors are controlled by selection control signals, the shift register units are controlled by clock signals and start pulse signals, and the logical units are controlled by logic control signals.