Abstract: A control LSI (30) time-divides one frame period of an input image signal into a plurality of sub-frame periods and outputs the signal to a display panel, so as to carry out image display by pseudo impulse driving. At this time, in a first display mode, a first tone converting circuit (34) refers to a first table (37), and a second tone converting circuit (35) refers to a third table (39), to generate an image signal of each sub-frame from the input image signal. In a second display mode, the first tone converting circuit (34) refers to a second table (38), and the second tone converting circuit (35) refers to a fourth table (40), to generate the image signal of the sub-frame from the input image signal. Each of a first selector (41) and a second selector (42) switches the tables to be referred in accordance with a mode switching signal.

Abstract: A circuit and method for driving pixels in an organic electroluminescent display that reduces the number of wirings of a compensation circuit for addressing brightness non-uniformity. The pixel driving circuit includes an organic electroluminescent device that emits light corresponding to an amount of a current being applied. A first transistor is connected to a power supply voltage and applies the current corresponding to a data voltage to the organic electroluminescent device. A first capacitor stores the data voltage, and a threshold voltage compensation unit stores a threshold voltage of the first transistor. A second transistor transmits the data voltage from a data line in response to a selection signal from an nth scan line. A switching unit electrically disconnects a second primary electrode of the first transistor from the organic electroluminescent device while the threshold voltage is stored in the threshold voltage compensation unit in response to a control signal.

Abstract: Disclosed herein is a display apparatus including an input/output section for displaying an image as well as detecting a light beam representing an input received from an external source and is capable of handling inputs received from the external source as inputs destined for a plurality of points on a display screen. The apparatus further includes a target generation section configured to generate information on a target located on the display screen to represent a series of inputs received from the external source on the basis of a timewise or spatial relation between input portions located on the display screen as portions receiving inputs from the external source. The apparatus still further includes an event generation section configured to recognize an event representing a change of a state of the target on the basis of the information on the target and generate information on the event.

Abstract: A method for controlling the contrast of a display apparatus is provided. The method includes following steps. The invention compiles the brightness distribution of the image signal and adjusts at least the contrast ratio and/or the brightness in the on-screen display (OSD) configuration of the display apparatus according to the brightness distribution of the image signal. Thus, the contrast of the display apparatus is adjusted.

Abstract: A liquid crystal display device includes a gate driving shift register having symmetrically split circuit portions by which each of plural gate lines is dually driven from both ends of the gate line during ripple-through scanning of rows of the LCD device. The LCD device includes a timing controller generating an output enable signal and a gate clock, where the timing controller adjusts a timing of a load signal for deciding a data output timing point when data will be loaded into a currently activated display row. The data output timing point is a function of a delay measuring feedback signal that is used to measure the cumulative delays of the sequentially connected stages of the shift register.

Abstract: To provide a semiconductor storage unit that has a simple structure requiring only a small number of processes to produce, and is provided with a gate insulating film having a memory function. The semiconductor storage unit has a semiconductor layer, two diffusion layer regions forming a source region and a drain region, which are formed on the semiconductor layer, a channel region fixed between the two diffusion layer regions, a gate insulating film that is formed on the channel region, and made of a silicon oxide film containing carbon atoms of 0.1 to 5.0 atomic percent, and a gate electrode formed on the gate insulating film.

Abstract: A display device is provided. The display device includes: a panel driven according to a video signal; a light source configured to emit light for illuminating the panel; a lens sheet disposed between the panel and the light source; and driving means for driving the panel. The lens sheet is formed by arranging a plurality of three-dimensional structures extending on one plane along an extending direction of the structures. A width of the three-dimensional structures in an arrangement direction is 110 ?m or more. The panel has a pixel arrangement such that subpixels of a plurality of colors are arranged within one pixel and such that a plurality of subpixels of a same color are arranged within one pixel. The driving means drives the panel such that light and shade occur in a plurality of subpixels of a same color included in one pixel of pixels having at least a low gradation.

Abstract: A liquid crystal display includes: a plurality of pixel electrodes each having a first sub-pixel electrode and a second sub-pixel electrode that face each other in a diagonal direction; a plurality of gate lines; and a plurality of data lines that intersect the plurality of gate lines and at least partially overlap the pixel electrodes.

Abstract: A display substrate includes a base substrate, a first storage electrode, a second storage electrode, a first insulating layer, a first spacing member and a second spacing member. The base substrate includes a first pixel region and a second pixel region that are defined by a plurality of gate lines and a plurality of source lines extended in a direction different from an extended direction of the gate lines. The first storage electrode is in the first pixel region. The second storage electrode is in the second pixel region. The first insulating layer covers the first storage electrode, and has a recessed portion on the second storage electrode. The first spacing member is on the first insulating layer corresponding to the first storage electrode. The second spacing member is on the recessed portion.

Abstract: In a display apparatus, a data driver converts a first group of image data into a first data voltage based on a first gamma reference voltage during a first period and converts a second group of the image data into a second data voltage based on a second gamma reference voltage during the first period. The data driver converts the first group into the second image voltage during a second period and converts the second group into the first data voltage during the second period. First and second pixel groups receive the first and second data voltages to display first and second gray-scale images, respectively, during the first period, and receive the second and first data voltages to display the second and first gray-scale images, respectively, during the second period. Thus, display quality and viewing angle characteristic of the display apparatus are improved and flicker is prevented.

Abstract: A display apparatus includes a passive display, a light source, and a video signal input, in operation in response to a video signal the passive display modulates light from the light source to provide an image, and the intensity of the light source is controlled by the video signal. A method of producing a displayed image using a passive display illuminated by a light source is characterized in controlling the light source to obtain a displayed image with a desired amount of information, gray scale and/or color characteristics. A method of reducing power consumption by a display system in which a light modulating display modulates incident light from a light source to provide images is characterized in controlling power provided to the light source to reduce output thereof for relatively dark images.

Abstract: An image processing apparatus is disclosed which carries out correction processing of an image signal made up of a plurality of bits. The apparatus includes: a correction processing unit configured to perform gamma correction of an input image signal; and a fine control processing unit configured to establish as desired a plurality of types of correction data in accordance with a plurality of fixed gray-scale levels of the input signal in order to fine-control a transmittance characteristic, known as a V-T curve, regarding an applied voltage by performing computations on the input image signal gamma-corrected by the correction processing unit using the established correction data.

Abstract: A liquid crystal display and a driving method thereof having a plurality of common electrodes to which a common voltage is independently applied, and divided into more than two portions to change a potential of a common voltage into divided common electrode units, and reducing amplitude of a scanning pulse to prevent a deterioration of a display quality by a feed through voltage.

Abstract: Described herein are systems and methods for stress avoidance and stress compensation in low power Liquid Crystal Displays (LCDs). In an exemplary embodiment, two or more transistors in series are used to hold charge on an LCD pixel. To avoid negative stress on the transistors, the transistors are alternately driven to an “off” state so that no one transistor sees a long “off” time. In another embodiment, stress on transistors of a display circuit are measured and controlled negative stress is applied to the transistors to compensate for the measured stress.

Abstract: Pixel activation time based brightness uniformity control of a display device is disclosed. A number of pixels within the display device are identified as needing an intensity adjustment when digital image data is rendered by the display device. An activation time of the number of identified pixels is adjusted relative to other pixels within the display device during scanning of the display device to render the digital image data. The adjusted activation time causes the number of identified pixels to be visually perceived as having a correspondingly adjusted intensity.

Abstract: A display apparatus and a driving method thereof, in which the display apparatus includes a temperature sensor detecting a temperature, a first memory, a timing controller that receives an (n?1)th image signal and an nth image signal of consecutive frames, corrects the nth image signal and outputs the nth image signal, wherein the timing controller generates a clock signal whose phase varies according to the detected temperature, writes the nth image signal in the first memory in synchronization with the clock signal, reads the (n?1)th image signal from the first memory, and compares the nth image signal and the (n?1)th image signal with each other to then correct the nth image signal based on the comparison result, a data driver that provides an image-data voltage corresponding to the corrected signal of the nth image signal, and a liquid crystal panel that displays an image corresponding to the image-data voltage.

Abstract: A method of controlling the contrast of a display apparatus including the following steps is provided in the present invention. First, the brightness distribution ratios of an image signal are compiled and the backlight brightness of the display apparatus is adjusted according to the brightness distribution ratios of the image signal. The contrast of the display apparatus is thereby adjusted in the method disclosed in the invention.

Abstract: A backlight driving apparatus is disclosed which is capable of simplifying a circuit configuration for driving of a plurality of light emitting diode arrays and making the current balance of the light emitting diode arrays uniform. The backlight driving apparatus includes n light emitting diode arrays that include a plurality of light emitting diodes connected in series, a power source for generating a driving current, a current generator for generating currents to drive the light emitting diode arrays using the driving current, respectively, and a current mirror circuit for allowing substantially the same amount of currents to flow respectively through the light emitting diode arrays based on current from any one of the n light emitting diode arrays.

Abstract: A backlighting system comprising: a controller; at least one luminaire comprising a plurality of LEDs; and at least one thermal sensor in communication with the controller, the controller being operative to control the luminance of the at least one luminaire responsive to the at least one thermal sensor. Preferably, the control of the luminance comprises: in the event that a temperature indication responsive to an output of the at least one thermal sensor is greater than a first pre-determined maximum, reducing the luminance of at least one of the at least one luminaire.

Abstract: An exemplary backlight control circuit (20) includes a sampling circuit (210), a pulse width modulation integrated circuit (260), a primary switch unit (271), and two secondary switch units (272, 273) connected in series to the primary switch unit. The sampling circuit outputs voltage signals to control on-off states of the two secondary switch units. The two secondary switch units correspondingly control an on-off state of the primary switch unit, and the primary switch unit correspondingly controls an on-off state of the pulse width modulation integrated circuit.

Abstract: An electrophoretic dispersion liquid for an electrophoretic display apparatus includes a plurality of electrophoretic particles each surface of which is modified by one of a basic group and an acidic group, a liquid for holding said electrophoretic particles to be dispersed therein; and a polydiene, having the other group, dissolved in said liquid.

Abstract: A driving method for an electrophoretic display having a plurality of first electrodes, a second electrode, and electrophoretic particles positioned in a plurality of pixel areas between the first electrodes and the second electrode, comprises applying an initial driving voltage to the electrophoretic particles in the pixel areas for a predetermined time, applying a first image-displaying voltage having a opposite polarity to that of the initial driving voltage to the electrophoretic particles in a portion of the pixel areas for a predetermined time after applying the initial driving voltage, and applying a first constant gray-displaying voltage having the opposite polarity to that of the initial driving voltage to the electrophoretic particles positioned in a portion of the pixel areas for a predetermined time after applying the first image-displaying voltage.

Abstract: A dielectrophoretic display is shifted from a low frequency closed state to a high frequency open state via at least one, and preferably several, intermediate frequency states; the use of such multiple frequency steps reduces flicker during the transition. A second type of dielectrophoretic display has a light-transmissive electrode through which the dielectrophoretic medium can be viewed and a conductor connected to the light-transmissive electrode at several points to reduce voltage variations within the light-transmissive electrode.

Abstract: A virtual input device or apparatus that replaces the typical mouse, keyboard or other finger manipulated inputs currently used as inputs for any type of computing system such as signals used to control computers, PDAs, Video Games, Multimedia Displays and other similar electronic systems whether of a desktop or mobile configuration.

Abstract: Method for touch-free operation, in which light is transmitted and the reflected component of the transmitted light is received, in order to active a function. The light is sent from at least two directions, in such a way that the light beams intersect at essentially the desired operating area and the desired intended function is activated only once the light beams are detected from the reflected light. The invention also relates to a device for implementing the method.

Abstract: A sweat-free mouse device includes a mouse main body and a sweat-free cover. The mouse main body has an upper surface for resting a user's palm thereon and includes a recess structure in the upper surface thereof, wherein a first magnetic element is disposed in the recess structure. The sweat-free cover is used for covering the recess structure and includes a cover body and an adsorbent article. A first surface of the cover body is sheltered by the adsorbent article. A second magnetic element is disposed on a second surface of the cover body. The first magnetic element and the second magnetic element are magnetically coupled to each other such that the sweat-free cover is securely attached onto the upper surface of the mouse main body.

Abstract: An apparatus for a mouse device includes a body including a generally cylindrical shape and configured to fit in a palm of a user's hand. A track ball is positioned at an end of the body. A scroll knob is positioned circumferentially of the track ball. Click buttons are positioned on a surface of the body. A battery pack is attached to the body for powering internal functions of the apparatus. A glove is attached to the body where when the user's hand is placed in the glove the track ball and scroll knob are easily accessible by the thumb, the click buttons are easily accessibly by the fingers and the apparatus is retained on the user's hand when the user's hand is used for key entry on the keyboard.

Abstract: The invention concerns an optical pointing device comprising a coherent light source for illuminating a surface portion with radiation, a driver of the coherent light source for controlling coherent light emissions, a photodetector device responsive to radiation reflected from the illuminated surface portion, processing means for determining, based on the photodetector device response, a measurement of relative motion between the optical pointing device and the illuminated portion of the surface, wherein the coherent light source driver is a fault-tolerant driver comprising redundant power control means for limiting the output power of coherent light emissions.

Abstract: A method for generating a laser light detecting signal for an optical mouse provides a plurality of different electrical actions of the optical mouse. The optical mouse includes at least an optical emitting unit, an optical receiving unit, a detecting unit, and a signal processing unit. The method for generating a laser light detecting signal of an optical mouse comprises the optical emitting unit generating at least one laser light. The optical receiving unit receives the laser light either directly or from the desktop. The optical receiving unit transmits a detection signal to the signal processing unit for generating a control signal. The optical mouse executes the different electrical actions by the control signal.

Abstract: A dual light sources mouse capable of controlling the on and off state of the second light source is proposed. The dual light sources mouse includes a first sensor unit, a first light emitting unit, a microprocessor unit, a second sensor unit and a second light emitting unit. The dual light sources mouse is an optical mouse with a pair of sensor units. The first sensor unit analyzes the motion state of the mouse by collocating with the first light emitting unit, and then the microprocessor unit controls the on and off state of the second light unit which is collocated with the second sensor unit. The second light unit (for instance: a laser diode) can thus be turned off to ensure the security in use while the dual light sources mouse is in the static state.

Abstract: An information handling system keyboard assembly interfaces with an information handling system through a connector that communicates user inputs made at a keyboard and provides power for illumination. Illumination traces formed in a keyboard matrix extend between the connector and an illumination circuit coupling point located proximate the connector. The illumination circuit connects with the illumination traces with a conductive adhesive or mechanical connector so that power is provided from the connector through the illumination traces of the membrane to the illumination circuit to illuminate the keyboard. Keyboard matrix traces extend from the matrix to the connector so that keyboard communication and power are both made through the same connector.

Abstract: A computer keyboard is set up a with full-scale programmable hotkeys for users. The user easily defines words/word sequences he/she frequently uses for word processing. By depressing a dedicated key, the corresponding predefined word/word sequence is immediately displayed to the user.

Abstract: A method of activating a user function in an electronic device, the method comprising displaying an icon of the user function on a display of the device in response to detecting manual contact at a user's finger contact surface area at a corresponding tablet region of a touch sensitive tablet. Next there is performed activating the user function in response to actuation of a user input key of the device which corresponds with user's finger contact surface area on the touch sensitive tablet.

Abstract: Techniques and technologies are provided which can allow for touch input with a touch screen device. In response to an attempt to select a target displayed on a screen, a callout can be rendered in a non-occluded area of the screen. The callout includes a representation of the area of the screen that is occluded by a selection entity when the attempt to select the target is made.

Abstract: The invention concerns a method, touch input display device and computer program product for moving at least one object presented by the touch input display device. In the touch input display device it is detected that a touching member (46) is at least in close proximity of a first object (38) at a first location provided by the touch input display device, a distancing factor of the first object caused by the detection of the touching member is determined and the first object is moved in a direction and a distance selected according to the distancing factor for presenting the object at a second location. The invention allows the rearranging of objects provided by the device such that they better suit a user.

Abstract: A touchpad has a substrate; and a single trace layer formed on the substrate. The single trace layer has a single trace layer including rows of conductive traces. Each conductive trace has a gradual change resistance according to a distance far away from one end.

Abstract: There are provided a design sheet (5) attached to the surface of an upper electrode film (1) of a touch panel (4) such that the design sheet is protruded at its periphery from the touch panel (4) and a touch-panel-unit casing (6) which is integrally molded with the design sheet (5) such that the casing is covered at its surface with the design sheet (5) and surrounds the side surfaces of the touch panel (4).

Abstract: Cosmetic enhancement mirror methods and related systems

Abstract: A video signal output device is disclosed. The device includes: a video signal generation section that generates an output video signal for screen display; an operation input section that detects a physical touch position and a pressure with respect to an input surface, and in accordance with a detection result, generates information about the touch position and information about the pressure for use each as an operation signal; and a control section that controls, in accordance with the operation signals coming from the operation input section, the video signal generation section to change display contents of the output video signal. In the device, while the output video signal for list display of a plurality of images is being generated, the information about the touch position and the information about the pressure are processed as the operation signal for image selection and the operation signal related to the images, respectively.

Abstract: A portable electronic device may include a resistive touch panel that may include an information presentation device. The resistive touch panel may include a flexible outer electrically conducting layer, an inner electrically conducting layer, and a separating chamber containing a liquid may be provided between the outer and inner electrically conducting layers.

Abstract: An apparatus and method for preventing unintentional activation of the one or more touch-sensor buttons caused by a presence of conductive liquid on the touch panel. The apparatus may include a processing device to prevent unintentional activations of one or more touch-sensor buttons caused by a presence of conductive liquid on the one or more touch-sensor buttons.

Abstract: The present invention provides an electronic device comprising: —a position sensor (102; 302; 502), —a first integrated circuit component (106; 306; 506) coupled to the position sensor for acquisition of position data (112; 312), —a memory (114; 314) for storing the position data, a second integrated circuit component (108; 308), wherein the first integrated circuit component comprises means (110; 348) for signalling the acquisition of the position data to the second integrated circuit component, the second integrated circuit component comprising means (108; 364, 374) for reading the position data from the memory in response to the signalling.

Abstract: Disclosed are devices for integrating photo sensors into sub-pixels of pixels of an array of pixels to substantially maintain the brightness of a touch screen display. In one embodiment, one or more photo sensors are distributed across two colored sub-pixels. Accordingly, the aperture ratios of the sub-pixels can be more substantially equal than the aperture ratios of the sub-pixels when a single sub-pixel includes a photo sensor. In another embodiment, one or more photo sensors are distributed across three sub-pixels. Accordingly, the aperture ratios of the sub-pixels may be substantially equal so that the light from each of the colors may mix in substantially equal amounts to generate white light. A white sub-pixel may be included with the sub-pixels of a pixel. A photo sensor may be integrated into the white sub-pixel. White light from combined colored light of sub-pixels can be further brightened by light from the white sub-pixel.

Abstract: In a pixel circuit Aij, a driver TFT Q1, a switching TFT Q3, and an OLED EL1 are connected in series between a power supply line Vp and a common cathode Vcom. A capacitor C1 is connected between the gate of the driver TFT Q1 and the voltage line Ui. The switching TFT Q2 is connected between the gate and drain of the driver TFT Q1. A capacitor C3 is connected between the drain of the driver TFT Q1 and a source line Sj.

Abstract: Methods and apparatus for maintaining displayed imagery stationary relative to the physical surroundings when the imagery is displayed on a display device which moves (e.g., translates and/or rotates) relative to the physical surroundings. To maintain an image's position relative to the physical surroundings, the position of the display device may be directly measured or otherwise tracked, and the position of the imagery as displayed on the display device adjusted accordingly.

Abstract: A display apparatus includes a substrate, an electrode array, a non-crystalline column integrated driving circuit and a non-crystalline row integrated driving circuit. The substrate has a surface. The electrode array is disposed on the surface of the substrate. The non-crystalline column integrated driving circuit is disposed on the surface of the substrate and is electrically connected with the electrode array. The non-crystalline row integrated driving circuit is disposed on the surface of the substrate and is electrically connected with the electrode array. In addition, a manufacturing method of the display apparatus is also disclosed.

Abstract: A liquid-crystal display device comprises a liquid-crystal panel having liquid-crystal display elements at intersections of a plurality of address lines and a plurality of signal lines, a signal line driver circuit configured to drive the signal line at an image signal voltage, and an address line driver circuit configured to drive the address line by a display control signal and having a control function of switching directions in which the display control signal is transferred. The address line driver circuit includes a shift register configured to take in the display control signal, a switching circuit configured to switch directions in which the display control signal is transferred in the shift register, and a setting circuit configured to set a direction in which the display control signal is taken in.

Abstract: A data driver circuit includes a clock control circuit configured to generate a shift clock signal in synchronization to a clock signal; a shift register circuit having flip-flops in cascade-connection and configured to shift a pulse signal in synchronization with the shift clock signal, and a control circuit configured to receive a display data in response to the shifted pulse signal from the shift register circuit and to drive data lines of a display section based on display data to display the display data on the display section. The flip-flops are grouped in units of N (N is an integer of 2 or more) flip-flops into M (M is an integer of 2 or more) partial shift registers, and the shift register circuit is reset in units of partial shift registers.

Abstract: A plasma display apparatus comprising the driving module supplying scan pulses to scan electrodes during an address period and supplying sustain pulses to scan/sustain electrodes during a sustain period, a first resonance forming unit that supplies energy for forming the sustain pulses to the scan/sustain electrodes, a second resonance forming unit that recovers energy for forming the sustain pulses from the scan/sustain electrodes, an energy storage unit that stores the energy during the sustain period and an energy controller that forms a path for supplying the energy to the scan/sustain electrodes or a path for recovering the energy from the scan/sustain electrodes, wherein the first resonance forming unit comprises a first inductor, wherein the second resonance forming unit comprises a second inductor and wherein inductance of the first inductor is different from inductance of the second inductor.

Abstract: An exemplary liquid crystal display (2) includes a first substrate (21) having a plurality of common electrodes, parallel to each other, formed thereat; a second substrate (22) opposite to the first substrate, a liquid crystal layer (23) sandwiched between the first and second substrates. The second substrate has a plurality of scanning lines (221) that are parallel to each other and that each extend along a first direction; and a plurality of signal lines (222) that are parallel to each other and that each extend along a second direction orthogonal to the first direction. The plurality of common electrodes corresponds to the plurality of scanning lines or the plurality of signal lines.