Abstract: In one embodiment, a stylus operable to communicate wirelessly with a device through a touch sensor of the device contains one or more computer-readable non-transitory storage media embodying logic that is operable when executed to access first data representing a recently occurred authentication event involving the stylus or the device. The logic is further operable to access second data representing a pre-defined authentication event. The logic is further operable to compare the first data with the second data to authenticate a user to the stylus or the device, a stylus to the user or the device, or a device to the user or the stylus.

Abstract: A method of one embodiment includes generating, by a touch-sensing device, a first signal comprising information identifying a first electrode line of an electrode array of the touch-sensing device, the first signal having a first strength. The first electrode sends the first signal to a stylus, which receives the first signal, the first signal having a received strength. The stylus sends a second signal comprising information based on the received first signal, and the touch-sensing device receives the second signal. A position of the stylus is determined based at least in part on the information identifying the first electrode line and the received strength of the first signal.

Abstract: An input device comprises: a detection unit that detects a body movement generated by tapping a user body as detection data; and an input information determination unit that refers to the detection data, determines a tap position based on a fact that the detection data varies depending on the tap position, and outputs an operation command associated with the determined tap position.

Abstract: A user input detector for a mobile device is described having an ultrasound demodulator having an input for receiving an ultrasound signal reflected from a user and an output for outputting a demodulated ultrasound signal; a gesture processor comprising: a time-frequency processing module configured to generate a time-varying ultrasound-image spectrum from the demodulated ultrasound signal; an image-feature extraction module configured to extract micro-doppler features from the time-varying ultrasound image spectrum; a feature selection module configured to select and compress the extracted micro-doppler features; and a gesture detection module configured to compare the selected micro-doppler features with a known feature set and to output a detected gesture based on the comparison.

Abstract: A sensor device includes a plurality of electrode chambers, a measurement chamber, and an accommodation chamber which are connected in annular relationship permitting expansion and contraction. Each of the plurality of electrode chambers has a measurement electrode. The measurement chamber has a biological potential measurement circuit which is connected with each measurement electrode via electrically conductive wiring for measuring biological potential of the user by using the measurement electrode. The accommodation chamber has an internal protrusion. The wiring which connects at least one measurement electrode and the biological potential measurement circuit is provided around the protrusion, the wiring having a length which enables longitudinal feeding in accordance with an amount of elongation when the sensor device is elongated. A maximum clearance S between the accommodation chamber and an adjacent chamber is greater than a maximum clearance R between any two adjacent chambers.

Abstract: A flat panel display includes a display panel comprising a display area and a non-display area which is disposed on a outside of the display area and has at least one recess on one end side thereof; a driving substrate disposed on a rear surface of the display panel; and at least one connection member connected to the display panel and the driving substrate through at least one recess.

Abstract: A gate driving circuit includes a plurality of stages for providing gate signals, wherein a k-th stage (k is a natural number greater than 3) includes a first output transistor including a control electrode connected to a first node, an input electrode for receiving a clock signal, and an output electrode for outputting a k-th gate signal, a second output transistor including a control electrode connected to the first node, an input electrode for receiving the clock signal, and an output electrode for outputting a k-th carry signal, a pull-down unit connected to a discharge node to pull down the output electrode of the first output transistor in response to a signal of the discharge node, and a discharge unit configured to output a (k?1)-th carry signal output from a (k?1)-th stage to the discharge node in response to a (k+1)-th carry signal output from a (k+1)-th stage.

Abstract: A display panel includes a substrate, a plurality of first signal lines, a plurality of second signal lines, a plurality of pixel units, a plurality of transmitting lines, and a driving chip. The transmitting lines are disposed on the substrate and electrically connected to the second signal lines. The driving chip includes a plurality of first pins, a plurality of second pins, and a driving circuit. The first pins are electrically connected to the first signal lines, and the second pins are electrically connected to the transmitting lines. The first pins and the second pins are disposed alternately and evenly, such that the first signal lines and the transmitting lines do not intersect each other. The transmitting lines are disposed on the substrate evenly.

Abstract: An organic light-emitting diode (OLED) apparatus includes at least one OLED illumination module, a driving unit, an optical sensing module, a control unit, and a storage unit. The driving unit is configured to adjust voltage applied to the OLED illumination module, so as to change a CCT of the OLED illumination module. The optical sensing module is configured to sense the light emitted by the OLED illumination module. The control unit is configured to receive a feedback signal from the optical sensing module so as to adjust a light intensity and the CCT of the OLED illumination module. The storage unit is configured to store photoelectric parameter data of the OLED illumination module. The control unit is configured to adjust the CCT and the light intensity of the OLED illumination module to target values according to the photoelectric parameter data.

Abstract: An input device for computing devices that include touch screens. The input device includes a body, a nib or tip movably coupled to the body, and an actuator operably connected to the body and the nib. The actuator moves the nib from a first position to a second position, and in the first position the input device provides a first input to the computing device and in the second position the input device provides a second input to the computing device.

Abstract: A display driver integrated circuit chip is provided. The display driver integrated circuit chip may include a source driver circuit configured to process gamma data and generate a driving signal in response to a control signal and a clock signal, a gamma data manager circuit configured to provide the gamma data to the source driver circuit, control logic configured to provide the control signal and the clock signal to the source driver circuit, and a memory configured to store data used to operate the source driver circuit, the gamma data manager circuit and the control logic. A gamma signal line used to transmit the gamma data may include a metal line provided on an area other than an area on which the source driver circuit is disposed.

Abstract: An input device for computing devices that include touch screens. The input device includes an outer housing having an inner surface and an inner shaft. The inner shaft is at least partially received within the outer housing. A nib is operatively coupled to the inner shaft. Providing a first force to the nib causes the inner shaft to contact the inner surface of the outer housing at a first contact point along the outer housing, and providing a second force to the nib causes the inner shaft to contact the inner surface of the outer housing at a second contact point along the outer housing.

Abstract: In a liquid crystal display panel including a touch panel and a front window, it is possible to reduce the reproduction cost of the touch panel, achieving a high yield in the reproduction of the touch panel. The touch panel and the front window are bonded together by a PET film and a UV curable resin. When air bubbles or other defects are found between the front window and the touch panel, the front window and the touch panel are detached by cutting the UV curable resin by a cutter blade, in order to reproduce the touch panel. The residue of the UV curable resin left on the PET film is removed by detaching the PET film from the touch panel. A tab in which the adhesive is not formed is provided in an end of the PET film, so that the PET film can be easily detached from the touch panel, starting from the tab.

Abstract: Provided are an organic light emitting display and a method of manufacturing the same. The organic light emitting display includes: a display panel including a plurality of pixels, each pixel including: a light emitting element, and a driving element to drive the light emitting element, a data driving circuit to, within one horizontal display period: write sensing data to a pixel on a horizontal display line through a data line, sense the pixel current of the pixel through a reference line, and then write display data compensated by a first offset compensation value to the pixel, an offset calculator to calculate a second offset compensation value for compensating changes in the driving element over time based on the sensed value of the pixel current, and an offset memory to update the pre-stored first offset compensation value with the second offset compensation value when display data writing is stopped.

Abstract: In embodiments of an off-center sensor target region, a capacitive sensor can include a target region that is located off-center relative to a center of the sensor. A touch input to the target region of the capacitive sensor can be determined to be valid sensor input and a touch contact that correlates to the center of the capacitive sensor can be determined to be false sensor input. The target region of the capacitive sensor can correspond to a selectable control that is selectable by a user to initiate a device function.

Abstract: The present invention discloses a local backlight brightness adjustment method for a direct backlight in a display device, the method comprising the steps of: step 1: performing edge detection on an input image to determine whether a sensitive zone exists, the sensitive zone being a portion in the input image in which a gray level difference between adjacent pixels is greater than a predetermined threshold; and Step 2: if a sensitive zone exists, performing a backlight brightness adjustment with respect to a backlight region corresponding to the sensitive zone and a remaining backlight region other than the backlight region corresponding to the sensitive zone, respectively.

Abstract: A detection method and device for a touch screen is provided. When a pen touching or approaching the touch screen is detected, only the location of the pen in a predetermined range is provided, and the locations of all other objects within the predetermined range are not provided, such as the location of a palm. Only if the pen and all the objects in the predetermined range are no longer detected, then the locations of objects other than the pen in the predetermined range are provided again.

Abstract: The disclosure is directed toward driving methods and a driving circuit which are particularly suitable for bi-stable displays. In certain embodiments, methods provide the fastest and most pleasing appearance to the desired image while maintaining the optimal image quality over the life expectancy of an electrophoretic display device.

Abstract: A display may receive image data to be displayed for a user of an electronic device. Display driver circuitry in the display may include a timing controller that receives the image data. The timing controller can analyze frames of the image data to determine average luminance values for the frames. The display may include an array of organic light-emitting diode display pixels. Each display pixel may include a light-emitting diode. A transistor in each display pixel may be coupled in series with the light-emitting diode between positive and ground power supply terminals. The timing controller can limit peak luminance in the image data that is displayed on the array of display pixels as a function of average luminance. The timing controller can also direct power regulator circuitry to adjust a power supply voltage applied to the positive power supply terminal based on the average luminance.

Abstract: In one embodiment, a method of compensating for retransmission effects in a touch sensor includes, in response to measuring a touch input on a display, generating a first matrix comprising a plurality of first measurements associated with a plurality of capacitive nodes of a touch sensor. The method also includes estimating an amount of retransmission associated with the touch input by generating a first vector comprising one or more second measurements associated with one or more first electrode lines of the touch sensor, generating a second vector comprising one or more third measurements associated with one or more second electrode lines of the touch sensor, and calculating an outer product of the first and second vectors. The method includes generating a revised indication of the touch input based on the first matrix and the estimated amount of retransmission.