Abstract: A processing system for an input device includes a sensor module coupled to sensor circuitry and configured to receive signals from an active pen. The processing system for an input device further includes a determination module configured to: determine, based on a signal exceeding a power threshold, that the signal is boosted, transition, in response to the signal being boosted, from a first state to a contact state, receive a contact packet from the active pen, and determine an attribute of the active pen using the contact packet.

Abstract: Disclosed is a display apparatus which facilitates to improve touch sensitivity by decreasing parasitic capacitance between a common electrode and gate/data lines, and decreasing delay on touch sensing and displaying driving, wherein the display apparatus may include a lower panel including a pixel electrode; an upper panel including the common electrode, wherein the common electrode together with the pixel electrode forms an electric field for displaying an image for a displaying driving mode, and the common electrode senses a capacitance change in accordance with a user's touch for a touch sensing mode; and a liquid crystal layer of VA mode formed between the lower and upper panels, and changed in accordance with the electric field between the pixel and common electrodes.

Abstract: Capacitive touch sensors and touchscreen data processing methods are provided. In one embodiment, the method includes sequentially integrating and converting charge from each of a plurality of sensing capacitors in an array to digital data, the digital data including sample values corresponding to a measured capacitance for each of the plurality of sensing capacitors. Noise is then separated from useful information by filtering the sample values on a sample-by-sample basis. Finally, the filtered sample values are summed and a position of at least one contact on the array determined using the filtered capacitance values. Other embodiments are also provided.

Abstract: Provided is an on-board apparatus such that a function that is not displayed on an image display unit can be safely operated in a simple operation even during travel without watching the image display unit. An on-board apparatus (10) is provided with: a touch panel (18) for detecting information about a position touched by an operator; a display mode recognition unit (32) that recognizes a mode displayed on an image display unit (17); a gesture recognition unit (33) that recognizes a gesture inputted via the touch panel; and an operation mode determination unit (34) that determines an operation mode depending on the travel status of the vehicle and on the basis of the gesture. Thus, the function that is not displayed on the image display unit (17) can be simply operated by the gesture for implementing the function that is limited during travel.

Abstract: A backlight driving apparatus that drives a backlight unit having a plurality of LEDs is provided, which includes a rectifying unit rectifying an AC voltage and generating a driving voltage for the plurality of LEDs, a plurality of connection changing units changing connection relations between the plurality of LEDs depending on a level of the driving voltage, and a light output compensation unit generating a compensation voltage using the driving voltage and selectively supplying the compensation voltage to the plurality of LEDs.

Abstract: Apparatus and methods for controlling operations of a touchscreen terminal having grip sensors are disclosed. A grip signal is detected when the terminal is gripped. A touch-inactive area is established in the touchscreen area based at least upon the grip signal. Touches occurring within the touch-inactive area are designated as non-executable gripping touches. Accordingly, unintentional touch executions due to an overlapping grip are prevented.

Abstract: A method and apparatus for driving an active matrix display panel includes a plurality of scanning lines, a plurality of data lies intersecting the scanning lines, and a plurality of pixel electrodes that are coupled to the scanning lines and the data lines. The method includes activating the scanning lines sequentially, and adjusting common voltages applied to a plurality of common electrodes that are disposed opposite to the pixel electrodes in response to differences in voltage changes generated among the pixel electrodes when the scanning lines changes from an on state to an off state. Therefore a voltage difference between each of the pixel electrodes and a common electrode arranged opposite to the pixel electrode is equal to a target voltage.

Abstract: In one embodiment, a method includes receiving real-time sensor data from a number of sensors of different sensor types on a computing device. The real-time sensor data corresponds to a transition in a physical state of the computing device caused by a user of the computing device. The method also includes correlating the real-time sensor data from the number of sensors of different sensor types on the computing device; determining based on the correlation an intended imminent use of the computing device by the user; and automatically initiating based on the determination a pre-determined function of the computing device.

Abstract: An apparatus including a sensing arrangement including a plurality of distinct capacitive sensor electrodes distributed over a sensing area; conductive traces connected to the plurality of distinct capacitive sensor electrodes; a first shield electrode overlying at least the conductive traces; a second shield electrode underlying the conductive traces and the capacitive sensor electrodes; a display arrangement including a transparent cover; a polarizer, underlying the transparent cover; an intermediary layer, underlying the polarizer; an optical control layer, underlying the intermediary layer; wherein the sensing arrangement and the display arrangement are integrated, the first shield electrode being positioned beneath the transparent cover and above the polarizer; the capacitive sensor electrodes being positioned beneath the transparent cover and beneath the first shield electrode and above the optical control layer; and the second shield electrode being positioned beneath the transparent cover and beneath

Abstract: The embodiments of the present invention provide a output buffer circuit, comprising: a first stage operational amplifying circuit configured as a differential input circuit; a second stage operational amplifying circuit configured as a common source amplifying circuit having an active load; and a feedback circuit provided between the first stage operational amplifying circuit and the second stage operational amplifying circuit and configured to have driving capability of providing source current and sink current alternately. By forming a unit gain amplifier comprising the first stage operational amplifying circuit, the second stage operational amplifying circuit and the feedback circuit connected therebetween, the output buffer circuit has the driving capability of providing source current and sink current alternately.

Abstract: An object is to provide a liquid crystal display device capable of image display according to an environment around the liquid crystal display device, e.g., in a bright environment or a dim environment. Another object is to provide a liquid crystal display device capable of displaying an image in both modes of a reflective mode in which external light is used as a light source and a transmissive mode in which a backlight is used. In order to achieve at least one of the above objects, a liquid crystal display device is provided with a region (a reflective region) where display is performed with reflection of incident light through a liquid crystal layer and a region (a transmissive region) where display is performed with transmission of light from a backlight and can switch the transmissive mode and the reflective mode.

Abstract: An apparatus and a method for providing a tactile sensation for a virtual image are disclosed. The disclosed apparatus includes: a display unit for displaying an image including a virtual image; an image acquisition unit for acquiring an image of a user body; a determiner unit for determining whether or not a user attempts an interaction with the virtual image by using an image acquired by the image acquisition unit; a content analyzer unit for acquiring a time at which a virtual image is shown and position information of the shown virtual image from a displayed content; a tactile-sensation provider unit for providing a tactile sensation to a preset body part of the user based on a determination result of the determiner unit; and a tactile-sensation provision controller for adjusting an ejector nozzle of the tactile-sensation provider unit based on a virtual image showing time and position acquired by the content analyzer unit.

Abstract: An apparatus and a method for providing a tactile sensation in cooperation with a display device are disclosed. The disclosed apparatus includes: a display-device communication unit configured to receive information on a virtual image from the display device; a determiner unit configured to determine whether or not a user attempts an interaction with the virtual image by using an image of a user body; and a tactile-sensation provider unit configured to provide a tactile sensation to a preset body part of the user based on a determination result of the determiner unit. The disclosed apparatus can enable the user to interact with a virtual image with verisimilitude.

Abstract: A touch-screen display apparatus, the apparatus may include first and second sheets having opposed major surfaces and a size and shape defined by a periphery. The periphery may be defined by opposed ends and opposed edges. The first and second sheets may each have a conductive pattern including a pair of opposed busbars and a plurality of traces electrically coupled to, and extending between, corresponding pairs of opposed busbars. The transparent force sensing (TFS) sheet may have opposed major surfaces and a variable resistance which is related to a force exerted upon one or more of its major surfaces. The TFS sheet may be situated between the first and second sheets. The apparatus may also include one or more separation portions situated between the TFS sheet and the first or second sheet to bias the TFS sheet apart from the first or second sheet.

Abstract: A femto cell is located within a macro cell of a wireless communication system. A method of identifying the femto cell comprises: determining at least one timing difference, the at least one timing difference being observed for communications between a wireless communication unit and each of a femto cell and at least one macro cell; and comparing the at least one observed timing difference to reference timing difference data. The identity of the femto cell may allow the location of the femto cell to be set as a geographical location for a wireless communication device that is within the footprint of the femto cell. The identity of the femto cell may allow hand in of an ongoing call, from the macro cell to the femto cell.

Abstract: A touch sensing system comprises a signal generator (Tx), which is configured to provide an AC signal, a signal receiver (Rx), which is configured to perform a signal detection, a first transmitter node (T1), which is connected to the signal generator (Tx) in a switchable fashion, a second transmitter node (T2), which is connected to the first transmitter node (T1) in a switchable fashion and to a reference potential terminal (GND) in a switchable fashion, a first receiver node (R1), which is connected to the signal receiver (Rx) in a switchable fashion and to the first transmitter node (T1) in a switchable fashion, a second receiver node (R2), which is connected to the first receiver node (R1) in a switchable fashion and to the reference potential terminal (GND) in a switchable fashion, a first electrode (E1), which is connected to the second transmitter node (T2) in a switchable fashion, a second electrode (E2), which is connected to the second receiver node (R2) in a switchable fashion, and a capacitance m

Abstract: To provide a liquid crystal display device which can perform image display in both modes: a reflective mode where external light is used as an illumination light source; and a transmissive mode where a backlight is used. In one pixel, a region where incident light through a liquid crystal layer is reflected to perform display (reflective region) and a region through which light from the backlight passes to perform display (transmissive region) are provided, and image display can be performed in both modes: the reflective mode where external light is used as an illumination light source; and the transmissive mode where the backlight is used as an illumination light source. In addition, two transistors connected to respective pixel electrode layers are provided in one pixel, and the two transistors are separately operated, whereby display of the reflective region and display of the transmissive region can be controlled independently.

Abstract: The present invention discloses a repairable GOA circuit and a display device for flat panel display. The repairable GOA circuit for flat panel display comprises multiple GOA units cascaded with each other, charging an n-th level horizontal scanning line in the display region according to the n-th level GOA unit, both ends of the n-th level horizontal scanning line being connected with one said n-th level GOA unit. The n-th level GOA unit comprises a pull-up circuit, a pull-down circuit, a pull-down holding circuit, a pull-up control circuit, a boost strap capacitor, and a first thin film transistor. The gate of the first thin film transistor inputting a level clock signal CK, the drain and the source thereof being respectively connected with the gate signal point and the n-th level horizontal scanning line. When the n-th level GOA unit is working normally, at least one of the drain and the source of the first thin film transistor keeps disconnected with the n-th level GOA unit.

Abstract: The present application relates to a sub-pixel structure, a liquid crystal display device and a method for reducing color shift, the sub-pixel structure comprises a main area, a sub area and a signal wire, and the sub-pixel structure further comprises a first voltage dividing unit, the signal wire is connected to the main area and is connected to the sub area via the voltage dividing unit; the signal wire respectively provides different driving voltages for the main area and the sub area for reducing color shift in a liquid crystal display device. The present application has advantages on solving the color shift in relation to viewing angle in LCDs and greatly reducing cost.

Abstract: An electronic device may include a processor, a memory coupled to the processor, and a touch-enabled display coupled to the processor. The processor may be for generating a lattice of nodes of a circular packing being based upon a connected transformation of a square circular packing. The connected transformation may preserve adjacency between pairs of adjacent circles of the square circular packing after a transformation. The processor may also be for displaying a lattice keyboard on the touch-enabled display. The lattice keyboard may include keys, each of the key being associated with an input value and being selectable based on user touches provided to the touch enabled display. The keys may be arranged in a lattice pattern such that the center of each key is placed in the position of a respective node of the lattice.