Abstract: In a display method of a PDP apparatus or the like, there is provided a technique for reducing or eliminating dynamic false contours in a display video image by determining and detecting an occurrence region of dynamic false contours in display data with good accuracy for coping. In a false-contour detection unit in a PDP apparatus, a carry detection unit detects, as a dynamic-false-contour occurrence region, a pixel region corresponding to carry in an SF on-cell pattern of adjacent pixels based on a video image signal in view of a predetermined condition. In a width control unit, a detection region is expanded according to a motion amount. A detection region is expanded according to a motion amount in a width control unit. A diffusion processing (actual gray-scale number restriction processing) based on dither or error diffusion is performed to the detection region.

Abstract: A PDP display apparatus driving method for performing multi-level gradation display by constituting one frame of a plurality of subfields assigned different weights, wherein in a subfield in which a relative luminance ratio corresponds to a lowest weight, display is performed according to discharges in two periods only, the periods being an initialization period and a write period.

Abstract: A method of driving a plasma display apparatus is disclosed. The method of driving the plasma display apparatus including a first electrode, a second electrode and a third electrode, includes generating a first surface discharge during a reset period of a first subfield, generating a second surface discharge between the first electrode and the second electrode during the reset period of the first subfield, and generating a first opposite discharge between the first electrode and the third electrode during the reset period of the first subfield. The first surface discharge is generated by supplying a voltage of a first polarity to the first electrode and by supplying a voltage of a second polarity to the second electrode during the reset period of the first subfield.

Abstract: A plasma display device is provided which has a first substrate and a second substrate; a first electrode and a second electrode formed on the first substrate to perform sustain discharge on the first substrate; a third electrode formed on the second substrate to perform address discharge between the second electrode and the third electrode; a dielectric layer formed of a silicon oxide film in a manner to cover the first and second electrodes on the first substrate; and a discharge gas existing between the first and second substrates and having a Xe concentration within 10%±2.5%. The dielectric layer has a thickness within 10 ?m±2.5 ?m. The first to third electrodes constitute one pixel, and display of 1920×1080 pixels is possible.

Abstract: A plasma display device includes first and second substrates; a plurality of X-electrodes provided on the first substrate; a plurality of Y-electrodes provided on the first substrate so as to be disposed in parallel with the plurality of X-electrodes, for generating sustain discharge between the plurality of X-electrodes and the Y-electrodes; a plurality of address electrodes provided on the second substrate so as to intersect with the X-electrodes and the Y-electrodes, for generating address discharge between the Y-electrodes and the address electrodes; and a scanning circuit for successively applying scan pulses for address discharge to the plurality of Y-electrodes. The scanning circuit is constituted of first and second scanning ICs, and the first and second scanning ICs are mounted on both surfaces of a circuit substrate, respectively.

Abstract: A method of driving a plasma display panel including (a) a first electrode, (b) a second electrode extending in parallel with the first electrode to define a display line therebetween, and (c) a third electrode extending crossing with the first and second electrodes, display cells being defined at intersections of the first and second electrodes with the third electrode, display control being carried out to the display cells in dependence on whether there occurs electric discharge caused by applying a selection pulse to the first and third electrodes in a scanning period, the method including providing a fourth electrode which causes preliminary electric discharge together with one of the first, second and third electrodes, and keeping the preliminary electric discharge caused during a discharge period for at least two display lines in the scanning period.

Abstract: A Plasma Display Apparatus having common electrodes and address electrodes extending in a first direction and scan electrodes extending in a second direction perpendicular to the first direction, and each address electrode is aligned with a respective common electrode. A display cell is formed at a crossing portion of each common electrode and address electrode pair and each scan electrode. A lit state or an unlit state of each display cell is selected by applying, in individual succession, scan pulses to scan electrodes and selectively applying address pulses to the address electrodes. A sustain discharge is produced in each display cell selected to be lit by applying sustain pulses between the common electrodes and the scan electrodes.

Abstract: An embodiment of the present invention is a technique to provide a hybrid imaging display. An array of pixel units is formed. Each pixel unit has emissive and reflective sub-pixels. A sensor senses ambient light condition to generate a sense signal. A drive circuit generates driving signals to drive the array of pixel units according to the sense signal such that the emissive and reflective sub-pixels are switched in a mutually exclusive manner.

Abstract: An organic light-emitting display device having a pixel unit to test pixels, wherein the organic light-emitting display device includes: a substrate; a display unit located on the substrate; a plurality of first scan lines located in the display unit; and a second scan line located in the display unit and separated from the first scan lines, wherein a plurality of pixel units, except one test pixel unit located in at least one corner of the display unit, are electrically connected to the first scan lines, and the test pixel unit that is not connected to the first scan lines is electrically connected to the second scan line.

Abstract: In an organic electroluminescent (EL) display device, a main display panel and a sub display panel share a data line and a power supply voltage line. The organic EL display device has a top emission type main display panel and a bottom emission type sub display panel in a single display panel. The main display panel is composed of main pixels, each having a compensation circuit for compensating a threshold voltage, and the sub pixel display is composed of basic sub pixels without any compensation circuit. Each of the sub pixels has a boost capacitor which increases a data voltage, and which is disposed between a scan line and a storage capacitor so as to use the same voltage and power supply voltage as the main pixels. The sub pixels having the boost capacitor are disposed in the sub display panel, so that the main and sub display panels share the data line and the power supply voltage line.

Abstract: A display apparatus includes a plurality of pixels arranged in a matrix. Each pixel includes a light emitting device, a driving transistor for supplying a driving current to the light emitting device, a first switching transistor coupled with the control terminal of the driving transistor to transmit a data voltage, and a second switching transistor coupled with the control terminal of the driving transistor to transmit a reverse voltage. The first and second switching transistors are alternately coupled with scanning lines driven by one of two scanning drivers, and are alternately turned on at different times. The display apparatus periodically applies the reverse voltage to the driving transistors to turn off the diving transistors and to compensate for variation of the threshold voltage of the driving transistors.

Abstract: An active matrix organic light emitting diode AMOLED driving circuit using current feedback that ensures the uniformity of brightness in pixels of a flat panel display and shortens the time required to input accurate current to respective pixels in the driving circuit. The prevent invention provides an AMOLED driving circuit using current feedback, comprising: a current digital-to-analog converter outputting a current corresponding to input digital data; a first differential amplifier connected to the current digital-to-analog converter and controlling the input data current and a driving current of a driving transistor of a pixel circuit to be identical to each other; a current mirror mirroring driving current of an organic light emitting diode of the pixel circuit to an input side of the first differential amplifier; and a second differential amplifier coupled to the current mirror and controlling charge and discharge speeds of parasitic capacitance of the pixel circuit.

Abstract: An active matrix organic EL display includes pixels each including a pixel circuit and an organic EL element connected in series between first and second power supply terminals in this order, a temperature sensor sensing a temperature or temperature change of the organic EL element, and a power supply circuit applying a voltage between the first and second power supply terminals. The display changes a potential of the second power supply terminal such that an absolute value of the voltage between the first and second power supply terminals is decreased when the temperature sensor senses a temperature rise.

Abstract: Several possibilities of driving devices (13,14,15) for optical switches, especially displays (1) based on the principle of electrowetting are given. This principle uses optical switches comprising a first fluid (5) and a second fluid (6) immiscible with each other within a space between a first transparent support plate (3) and a second support plate (4), the second fluid being electro˜conductive or polar.

Abstract: A circuit and method for controlling a micro-electromechanical system is herein disclosed. In one embodiment of a micro-electromechanical system having top and bottom capacitor plates with a pixel plate movably positioned therebetween, a release voltage sufficient to overcome stiction forces adhering the pixel plate to one of the capacitor plates is applied to the pixel plate to cause the pixel plate to be attracted to the pixel plate opposite the capacitor plate to with which the pixel plate is in contact. After the pixel plate has moved a predetermined distance away from the capacitor plate to which it had been adhered by stiction forces, the release voltage is removed. Thereafter, an positional voltage is applied to the pixel plate to move the pixel plate to a desired location between the capacitor plates. Release and positional voltages are coupled to and decoupled from the pixel plate by one or more switching mechanisms.

Abstract: The flat panel display includes an electrochromic device that is a controlling unit. The electrochromic device reversibly makes electrolytic oxidizing and reducing reactions so that coloring and decoloring can be made reversibly, when voltage is applied. With such the construction, the flat panel display controls the voltage applied to the electrochromic device, enabling to selectively display an image on front side or two sides.

Abstract: A method of manufacturing a display includes selecting at least one of pixels which can be seen as a luminous line or a luminous dot with a dark line-like tail when an inspection image is displayed, and breaking a first conductive path connecting a display element to a power supply terminal and a second conductive path connecting the first conductive path to a video signal line in the selected pixel.

Abstract: A double-frame-rate method for reducing the time lapse of a LCD pixel between its two consecutive scans within a frame is provided. The method horizontally partitions the scan lines into (k) non-overlapping regions, each containing m1, m2, . . . , mk scan lines. The method then scans each of the regions twice before continuing to the next region and, as such, completes two passes of scanning of the entire frame. For a pixel in a region (j), the time lapse between the pixel's two consecutive scans during the frame's frame time is (mj/n) of the time lapse of conventional double-frame-rate methods.

Abstract: A display device including a liquid crystal display (LCD) panel includes a driving circuit unit to drive the LCD panel, a main controller to generate a data signal that includes predetermined option information, and a timing controller ,to detect the option information upon receiving the data signal from the main controller and to adjust an operation state of the LCD panel by transmitting a predetermined operation signal corresponding to the option information to the driving circuit unit. The main controller transmits a color data signal, a V-sync signal, an H-sync signal, a clock signal, and a data enable signal, as the data signal. The option information can be recorded on the data enable signal to change the option information.

Abstract: A liquid crystal display device can suppress the local temperature elevation of a liquid crystal in the vicinity of drivers. On a liquid-crystal-side surface of one substrate out of substrates which are arranged to face each other in an opposed manner while sandwiching a liquid crystal therebetween, a switching element which is operated in response to scanning signals from a gate signal line, a pixel electrode to which video signals from a drain signal line are supplied via the switching element, and a reference electrode which generates an electric field between the reference electrode and the pixel electrode are mounted on each pixel region of the liquid-crystal-side surface. The video signals from the drain signal line are generated by a driver chip mounted on one substrate. A light transmittivity of the liquid crystal layer is set to take a minimum value when a voltage is not applied between the pixel electrode and the reference electrode.

Abstract: An organic electroluminescence display panel without electric leakage among pixels. An organic electroluminescence display panel comprises a plurality of organic electroluminescence elements, each of the elements comprising first and second display electrodes and at least one of organic function layers including an emission layer comprising an organic compound, the function layers being sandwiched and stacked between the first and second display electrodes, and a substrate supporting the plurality of organic electroluminescence elements; wherein the organic function layers include at least one common layer that is formed commonly for the plurality of organic electroluminescence elements and has electron transport properties, and the common layer has a gap filling part extending among the plurality of organic electroluminescence elements.

Abstract: A gray-scale driving method for a bi-stable chiral nematic liquid crystal display is provided. The present method divides an updated picture into a first-section frame, a second-section frame and a third-section frame. The present invented method includes to drive the first-section frame into a predetermined initial state, and drive the second-section frame by line-by-line scanning by writing updated gray-scale frame data into the pixels, then pull the third-section frame to zero voltage for the pixels such that bi-stable chiral nematic liquid crystal relaxes to stable states corresponding to the write-in gray-scale frame data. Meanwhile, a purpose to maintain the updated picture without any consumption of power is obtained. The total power consumption can be significantly reduced.

Abstract: A liquid crystal display device has a gradation display function of at least an n-number of gray levels and has a viewing angle characteristic of Mi/Mj?1.3 in a case where a display luminance range in a normal direction to a display surface in a gradation range of predetermined gray levels i to j is Li to Lj and a display luminance range in an oblique viewing-angle direction of 30° or more is Mi to Mj (where n, i and j are real numbers, and n?i>j?0). The liquid crystal display device has a display mode in which a display image is displayed with a display luminance range of the display image being limited to Li to Lj.

Abstract: A method of operating a display includes deriving first pixel data for overdriving pixel circuits of the display from initial gray levels to target gray levels based on values in the first and second lookup tables, rendering the second lookup table unavailable in memory in response to a change in a temperature of the display, and deriving second pixel data using the first lookup table for overdriving the pixel circuits when the second lookup table is unavailable in the memory.

Abstract: Each of first and second decoders outputs two voltages each having a voltage value equal to any one of a plurality of gray-level voltages according to gray-level data as two selection voltages or outputs any two of the plurality of gray-level voltages according to gray-level data as the two selection voltages. A connection switching circuit associates one of the first and second decoders with a first differential amplifier and the other decoder with a second differential amplifier. An output switching circuit associates one of the first and second differential amplifiers with a first output node and the other differential amplifier with a second output node. Each of the first and second differential amplifiers synthesizes selection voltages output from the decoder associated with the differential amplifier to generate a driving voltage and outputs the generated driving voltage to the output node associated with the differential amplifier.

Abstract: An electro-optical display device includes an electro-optical panel, a scanning line drive circuit for scanning the scanning lines of the panel during a selection period, and a signal line drive circuit for outputting a data signal to a predetermined pixel through the corresponding data line of the panel in synchronization with the scanning of the scanning line drive circuit. During the selection period during which the data signal is output to the predetermined pixel, the duration of the ON voltage interval corresponding to a grayscale level having the longest OFF voltage interval is longer than the duration of the OFF voltage interval corresponding to a grayscale level having the longest ON voltage interval.

Abstract: A luminescent display device and a method for driving the same are disclosed which are capable of increasing the aspect ratio of pixel regions.

Abstract: The present invention relates to an OLED display including a first pixel, a second pixel, and a third pixel. Each pixel is defined by a gate line and a data line and includes a light-emitting element and a driving transistor connected to the light-emitting element. A light-emitting element of the first pixel has lower light emission efficiency than the light-emitting element of the second pixel and the third pixel, the light-emitting elements for the three pixels have substantially the same size, and an area occupied by the driving transistor of the first pixel is larger than an area occupied by the driving transistor of the second pixel and the third pixel.

Abstract: The present invention is to provide mobile terminal apparatus capable of suppressing occurrence of noise while keeping required display capacity in accordance with the operation condition of the apparatus. A control portion 16 and a display portion controller 19 control driving of a display portion 20 comprised of a liquid crystal display unit, and change the driving operation such as a drive system, a driving frequency, etc. into a suitable driving condition in accordance with the operation condition of the apparatus. For example, driving operation giving priority to the image quality of an image displayed on the display portion 20 is performed using sequential scanning drive such as one-line inversion drive when a movie is displayed in a camera operation mode or the like. Thus, visibility is improved.

Abstract: A flat panel display, an image correction circuit and method thereof are provided. The image correction circuit mainly includes a digital to analog conversion unit and a data processing unit. The digital to analog conversion unit includes a temperature sensor and a gamma voltage generator. The gamma voltage generator is adopted for generating a plurality of gamma voltages, and the temperature sensor is electrically connected to the gamma voltage generator and adopted for sensing the working temperature of the gamma voltage generator. The data processing unit is electrically connected to the digital to analog conversion unit. When the working temperature of the gamma voltage generator changes to higher (or lower) than the room temperature, the data processing unit selects and outputs applicable digital data to the digital to analog conversion unit. Therefore, the digital to analog conversion unit outputs a predetermined gamma voltage at room temperature according to the digital data.

Abstract: A liquid crystal display device includes a timing controller for outputting a digital data signal to display images and a clock signal for sampling the digital data signal, and a data restorer for generating a reference voltage based on the clock signal from the timing controller, comparing the voltage level of digital data signal outputted from the timing controller with the reference voltage, converting the voltage level of inputted digital data signal to one of preset voltages, and supplying the converted voltage level to a data driver integrated circuit.

Abstract: A display device includes a gate driver for driving pixels (PX), a drive control circuit for outputting a predetermined control signal to the gate driver, and a frequency division circuit. The pixels, the gate driver, and the frequency division circuit are formed using amorphous silicon thin film transistors (a-Si TFTs) formed on an insulating substrate. The control signal output from the drive control circuit includes a start signal for a start of a frame period of an image signal, and the frequency division circuit generates a frequency division signal whose period corresponds to a frequency which is obtained by dividing a frequency of the start signal.

Abstract: An electro-optical device includes pixel electrodes corresponding to intersections of a plurality of scanning lines and a plurality of data lines and specific to the pixels. A common electrode facing the pixel electrode, and A switching element that establishes conduction between the data line and the pixel electrode when a selection voltage is applied to the scanning line.

Abstract: A panel of a liquid crystal display panel with a plurality of pixels is disclosed, wherein each pixel comprises one switch, one pixel electrode and one floating line. The switch comprises a gate, a source, and two drains. The pixel electrode can be electrically connected to the switch through the drain. Besides, each floating conductive line and two drains of the same switch are crossed but electrically disconnected. Hence, the design of the dual drain (or dual source) illustrated above and the combined the technique of laser welding can be used to repair the source-drain leakage of the substrate of the liquid crystal display device.

Abstract: An display device (301) has reduced memory (314) requirements for temperature compensation data. A scaling factors (433) for various temperatures and a look-up table for a waveform which is optimized to drive the grayscale for a given display temperature are stored in memory (314). The waveform for a particular temperature of the display (301) is derived from the look-up table and scaling factors (433). At some temperatures, only certain parts of the waveform need be varied, and only these parts require accurate scaling from the look-up table.

Abstract: A display device (101) has groups of display elements (118), which are changed from one optical state to another optical state by applying a waveform sequence of potential differences. The waveform enables particles (108, 109) to occupy a position corresponding to the other optical state and includes standard reset, over-reset and grayscale drive. The standard reset part of the waveform applies a potential difference, which is proportional to a distance the particles (108, 109) must move to reach one of the extreme optical states and the over-reset is independent of the distance. Grayscale or color scale accuracy is improved and direct charge on a pixel may be balanced over time with consequent grayscale drift compensated by tuning the grayscale driving pulse.

Abstract: A mobile pointing device having an inverted U-shape such that the device can be supported upon the proximal portion of the index finger of a user. The device can have controls and a wireless connection such that a user can selectively send indicator and/or position signals to an external device. In some embodiments the device can include an image display region on one surface of the device.

Abstract: The various methods and devices described herein relate to devices which, in at least certain embodiments, may include one or more sensors for providing data relating to user activity and at least one processor for causing the device to respond based on the user activity which was determined, at least in part, through the sensors. The response by the device may include a change of state of the device, and the response may be automatically performed after the user activity is determined.

Abstract: In one embodiment an input device is provided. The input device includes a central body. A response and communications system is included in the input device. The response and communication system enables communication between the input device and a computing device. At least one protrusion extending from the central body are included. The central body and the at least one protrusion are configured to capture a user's hand movements. The input device is configured to be held by the user. An input detection program, a computing system, computer program instructions and a method for communicating commands to a computer system from an external input device are provided.

Abstract: For operating an operation target object displayed on a screen using a pointing device, a first input coordinate value indicating a position on the screen designated by the pointing device and a second input coordinate value detected discretely from, and before, the first input coordinate value are detected. A changing direction is calculated based on the first input coordinate value and the second input coordinate value, and a rotation direction is determined based on the changing direction. The operation target object is rotated in the rotation direction.

Abstract: A system for sensing the position of a pointer with respect to a reference frame is described wherein the system has a sensing device capable of measuring an electric field around the pointer when it is in proximity to the reference frame and a processing device capable of receiving signals regarding the measured electric field. The sensing device is also capable of taking measurements of the electric field from at least a first and second sensing location. The processing device designates the measurement of the electric field from the second sensing location as a reference value when the measurements of the electric field from the first and second sensing locations meet predetermined qualifications and calculates the position of the pointer on a first axis in the reference frame based on measurements of the electric field from the first and second sensing locations and said reference value.

Abstract: Disclosed is a method for controlling the display of an image according to the movement of a mobile terminal, which includes an image enlargement/reduction, image search and display of a portion of an image according to the movement of the mobile terminal. The method comprises the steps of: detecting a movement of the mobile terminal during display of an image; determining whether a predetermined period of time has elapsed after detection of the movement; enlarging/reducing the image or searching images stored in the mobile terminal according to the direction of movement of the mobile terminal, if another movement is detected before elapse of the predetermined period of time; and displaying a portion of the image selected according to the direction of movement of the mobile terminal, if another movement is not detected before elapse of the predetermined period of time.

Abstract: Disclosed is a method for controlling the display of an image according to the movement of a mobile terminal, which includes an image enlargement/reduction, image search and display of a portion of an image according to the movement of the mobile terminal. The method employs the steps of detecting a movement of the mobile terminal during display of an image, determining whether a predetermined period of time has elapsed after detection of the movement, enlarging/reducing the image or searching images stored in the mobile terminal according to the direction of movement of the mobile terminal, if another movement is detected before elapse of the predetermined period of time, and displaying a portion of the image selected according to the direction of movement of the mobile terminal, if another movement is not detected before elapse of the predetermined period of time.

Abstract: A remote controller for remotely controlling an image processing apparatus having a receiving unit, including: a sensing unit having a region for sensing a position value corresponding to user's contact and movement; a data processing unit for detecting information on a user's movement direction to convert it into a control signal capable of being outputted in accordance with the position value sensed; and a transmitting unit for transmitting the control signal to the image processing apparatus.

Abstract: An exemplary system for measuring operational life of a computer mouse is disclosed. The system includes a computer (10), a servo controller (14), an X servo axis (12), a Y servo axis (13), and a measurement platform (16). The computer includes a file module (20), a setting module (21), and a performing module (22). The file module is configured for creating a new file for the computer mouse. The setting module is configured for setting running tasks for the computer mouse. The performing module is configured for signaling the computer to send an instruction to the servo controller, making the servo controller process the instruction and send a control signal to the X servo axis and the Y servo axis respectively, and making the X servo axis and the Y servo axis drive the computer mouse to move according to the running tasks. A related method is also disclosed.

Abstract: The present invention relates to a mouse having a digital television receiving function and the mouse comprises a casing having an upper casing and a lower casing, a mouse function unit having an interface for detecting mouse coordinates and sending the mouse coordinates out from the interface, a digital television receiver further includes an interface and a radio frequency interface, an antenna for receiving a radio digital television signal and passing the signal to the digital television receiver and decoding the signal into a digital television signal, and a hub separately coupled to the mouse function unit and the digital television receiver for connecting a computer device by a cable, such that a user can use a software on the computer device to control and view the digital television signal received by the digital television receiver.

Abstract: A hand-held electronic device with a keyboard, thumbwheel, display and associated software is optimized for use of the device with the thumbs. The associated software has a plurality of features to optimize efficient use of the limited keyboard space and encourage the use of the device by thumb-based data entry through the thumbwheel and/or through a combination of minimal number of keystrokes. Software features include international character scrolling, and auto-capitalization. The keys on the device keyboard are optimally shaped and configured for thumb-based input. In addition, the thumbwheel is inclined between the front and a side edge of the device so as to be reachable by either the thumb or index finger of the user's hand at the side edge of the device.

Abstract: The Lap Shade provides fun and essential device for business people and students. The Lap Shade will expand your limitations where you can operate and enjoy your portable lap top computers, notebook computers, portable DVD players and such like portable computers and players outdoors, and view your screens clearly where the sun shines instead of being confined to the indoors because of the sun shinning on the screens. It's easy to attach to the computers or players and easy to fold and it's compact. The Lap Shade is also used to give you privacy as you work on your desk top computers or portable computers and portable DVDs from those that stand or sit next to you trying to view your screens as you work inside, outside, coffee shops and other locations. The Lap Shade can become a testing booth for desk tops or portable computers for companies and schools.

Abstract: A method of controlling an electronic device including a touch sensitive display the method including displaying a plurality of graphical items on the touch sensitive display where each graphical item has an identity; detecting a coupling, formed by a user, of at least two graphical items, the coupling including, a trace on the touch sensitive display between the at least two graphical items; and, performing an action dependent upon the identity of the coupled graphical items.

Abstract: Display systems with digitizers. In a display system, an interface is coupled to a host system, and a control unit is coupled to a digitizer module, the display panel and the interface. The control unit drives the display panel to display a corresponding image and generates a scan timing signal to the digitizer module, according to an image signal from the host system via the interface. The digitizer module is coupled to the host system via the same interface and executes a scan operation to generate position data in response to the scan timing signal.