Abstract: An electronic device is provided. The electronic device includes a housing, an input device, a sliding groove and an actuating unit. The input device is disposed on the housing, wherein the input device includes a first input interface and a second input interface, and the first input interface and the second input interface are respectively disposed on opposite surfaces of the input device. The sliding groove is formed on the housing. The actuating unit is connected to the input device, the actuating unit automatically moves between a first position and a second position of the sliding groove to rotate the input device, the first input interface faces outward from the housing when the actuating unit is in the first position, and the second input interface faces outward from the housing when the actuating unit is in the second position.

Abstract: A method of driving a display panel includes applying a common voltage to the display panel, sensing a frequency of the display panel to generate a frequency signal, adjusting a gain of an operational amplifier based on the frequency signal, receiving a feedback common voltage from the display panel, and compensating the common voltage using an input resistor, the operational amplifier and a feedback resistor based on the feedback common voltage to apply the compensated common voltage to the display panel. The operational amplifier includes an inverting input terminal connected to the input resistor, a non-inverting input terminal to which a reference common voltage is applied and an output terminal. The feedback resistor is between the inverting input terminal and the output terminal.

Abstract: A color temperature tunable white light source comprises a first LED arrangement comprising at least one blue emitting LED configured to excite a remote phosphor and a second LED arrangement comprising at least one red emitting LED. The LED arrangements are configured such that the composite light emitted by the LED arrangements appears white in color. The relative drive currents of the LEDs is controllable, and thus variable in relative magnitude, such that the color temperature of the composite light emitted by the source is electrically tunable.

Abstract: A liquid crystal display and a driving method thereof are provided. The liquid crystal display includes a plurality of pixels, a plurality of scan lines, and a plurality of data lines. Each pixel includes a plurality of sub-pixels. Each sub-pixel is coupled to the data line, and includes a switch, a storage capacitor, and a sub-pixel electrode. The switch is coupled to a scan line to receive a scan signal. The switch is turned on by the scan signal to receive a data signal transmitted from the data line. The storage capacitors of the sub-pixels of each pixel are coupled to the scan lines, or the storage capacitor of one of the sub-pixels of each pixel is coupled to a common electrode and the storage capacitors of the other sub-pixels are coupled to the scan lines. The switch and the storage capacitor of each sub-pixel are coupled to different scan lines.

Abstract: A separable portable multi-display device is provided. A portable multi-display device includes a main body panel housing having a first display, a sub-panel housing having a second display, and a coupling device for coupling the main body panel housing to the sub-panel housing such that at least one sides of the first display and the second display can contact each other. The panel housings are separable from and connectable to each other, a range of a border between the displays when the panel housings are interconnected being minimized so that the displays can be shown as if it is driven as a single screen.

Abstract: A handheld device includes a housing and a keypad assembly configured within the housing. The keypad assembly includes one or more groups of keys configured for movable positioning between a first orientation in which a top surface of an individual key is exposed to a user, and a second orientation in which the top surface of the key pivotally retracts into the housing so as to expose an edge surface of the key.

Abstract: In an image display device including: an electrophoretic display element having a memory property and a display/update controlling unit which outputs the first control signal and the data signal to the data line driving circuit, and the second control signal to the scanning line driving circuit, based on given image data, during the image updating period of time, and cuts off power supply to the data line driving circuit and the scanning line driving circuit, during an image holding period of time, the display/update controlling unit, during the image updating period of time, inputs sequentially a plurality of pieces of compressed image block data having a data configuration which one screen of the image data is divided into a plurality of blocks, and compressed for each block, expands the compressed image block data of a preceding screen and the compressed image block data of a corresponding updating screen sequentially inputted, and outputs the data signal for screen update to the data line driving circuit,

Abstract: A touch sensor that may detect an object away from the sensor is provided. The touch sensor includes one or more drive electrodes; one or more detection electrodes forming capacitance in cooperation with the respective drive electrodes; a detection circuit applying drive signals to the respective drive electrodes to detect the object based on detection signals obtained from the respective detection electrodes in response to the respective drive signals; and a controller controlling to change a range of electric flux lines generated between the drive electrodes and the detection electrodes.

Abstract: A stylus comprises a first shell, a second shell, a first slide enabling member. The first shell has a first hole defined therethough. The second shell is slidably accommodated in the first hole of the first shell. The first slide enabling member couples the second shell to the first shell such that the second shell slides relative to the first shell from a retracted configuration to an extending configuration. The first slide enabling member includes a first pin and a first track that engages the first pin, the second shell slides relative to the first shell along the first pin.

Abstract: A dual mode capacitive touch panel includes a sensor substrate, an electrode layer comprising an array of sensor electrodes arranged over the sensor substrate, the array of sensor electrodes including a plurality of drive electrodes and a plurality of sense electrodes, each sensor electrode corresponding to a location on the sensor substrate, and a shield layer arranged over and spaced apart from the electrode layer. The shield layer includes a predetermined resistance that permits transmission of an electric field at a first frequency and prevents transmission of an electric field at a second frequency, wherein a spacing between the shield layer and the electrode layer is deformable as a result of a force applied to the shield layer due to a user touch, wherein the deformation alters a capacitance between the shield layer and a sensor electrode of the array.

Abstract: Touchpad devices emulating button functionality (“click pad” devices) that simultaneously emulates multiple functionalities are described herein. In addition, embodiments provide for click pad emulation of both TrackPoint and touchpad functionality. According to embodiments, a click pad device emulating multiple functionalities may enable or disable certain functionalities based on user interaction with the click pad device. For example, a click pad device emulating both TrackPoint and touchpad functionality may enable TrackPoint functionality and disable touchpad functionality if user gestures on the click pad device indicate that the user is interacting with the click pad as a TrackPoint device.

Abstract: An optical touch panel includes a substrate, a single planar light generator, at least a retro reflector device, and a single photo sensor array. The substrate has a surface. The single planar light generator is disposed outside the surface of the substrate for generating a planar light, where the illuminating range of the planar light covers the range of the surface of the substrate. The retro reflector device is disposed on a side of the substrate for reflecting the planar light. The single photo sensor array is disposed outside the surface of the substrate for sensing the reflected planar light and generating reflected light distribution information.

Abstract: A display uses x illuminator systems to produce x primary colors and y overlap colors, which are combinations of primary colors, to illuminate a spatial light modulator in a display system. A first set of n duty cycles for the x primary colors over a frame is provided, wherein the display system can select any one of the duty cycles to produce a desired white point. A second set of n duty cycles of x+y colors over a frame corresponding to the first set of duty cycles is determined, where the second set of duty cycles are generated responsive to a specified desired allocation of the frame to the y overlap colors, such that each of the overlap colors can be displayed from a dark shade to a bright shade while maintaining a constant color point.

Abstract: Disclosed is a method for controlling a cartridge of a welding helmet having a function to display a welding operation time, which can protect the welder's face from intense light generated during a welding or cutting operation and also, enable automated light transmittance adjustment and operation time setting on a per operation basis, enabling a welding operation to be more efficiently performed. In the method including welding operation, cutting operation, grinding operation and X-mode operation steps, which are automatically performed in sequence according to preset conditions and a light transmittance and operation time of a liquid crystal screen of the cartridge, a control unit calculates an operation time of the liquid crystal screen indicating how long the liquid crystal screen is kept dark, and the calculated operation time is stored in a memory unit so as to be displayed on a display unit in a life mode step.

Abstract: Enhanced camera-based input, in which a detection region surrounding a user is defined in an image of the user within a scene, and a position of an object (such as a hand) within the detection region is detected. Additionally, a control (such as a key of a virtual keyboard) in a user interface is interacted with based on the detected position of the object.

Abstract: According to one embodiment of the present invention, a method of displaying an image includes alternating an active state of each of a plurality of light sources. The light sources each generate a light beam when active. The alternating includes deactivating an active light source before an output of a light beam from the active light sources falls below a first predetermined threshold. The alternating further includes activating an inactive light source only after an output of the inactive light source reaches a second predetermined threshold. The method further includes receiving each of the light beams at a modulator. The modulator includes an array of micro-mirror devices.

Abstract: A light sensing circuit capable of enhancing a reliability by lowering a dependency on a temperature change without using a resistor, a backlight control apparatus having the same, and an LCD device having the same. The light sensing circuit includes a first MOS-transistor; and a second MOS-transistor serially connected to the first MOS-transistor between a first power terminal and a ground terminal, in which a second power terminal is connected to each gate terminal of the first MOS-transistor and the second MOS-transistor, and an optical amount detecting terminal is connected to a common connection point between a drain terminal of the first MOS-transistor and a source terminal of the second MOS-transistor.

Abstract: The present invention is directed to the provision of a touch panel having a curved shape and its manufacturing process; for this purpose, the touch panel having a curved shape comprises an upper film substrate and a lower film substrate, each formed from a transparent plastic film having a transparent electrically conductive polymer layer, an electrode, and a wiring pattern formed thereon.

Abstract: An information processing apparatus is provided which includes a position acquisition unit for obtaining a display position of an input area in a display area, and a display control unit for controlling, based on the display position of the input area, in the display area a display position of an input operation area in which a character to be displayed in the input area is input. The display control unit displays the input area near the display position of the input area, and makes the input operation area follow the movement of the input area when the display position of the input area is moved.

Abstract: An input processing device comprises a display screen and a pointing device for inputting corresponding 2-dimensional coordinates on the display screen. A 3-dimensional space is displayed on the display screen and the 2-dimensional coordinates inputted from the pointing device are detected. Next, shift amounts, per unit of time, of the detected 2-dimensional coordinates are calculated based on a predetermined calculation start condition. And the calculated shift amounts are converted to 3-dimensional coordinate shift amounts in the 3-dimensional space.