Abstract: An image display device is provided which is capable of improving its image quality when a moving picture is displayed by using a holding-type display panel such as a liquid crystal panel. A display gray-level feature value of each display screen is extracted based on a video input signal. A black inserting signal to set a gray level of a black screen (frame) is generated based on the display gray-level feature value extracted by the displayed brightness extracting section. Based on a video input signal, a control signal is sent out to a source driver and another control signal is sent out to a gate driver and a gray level of a black screen to be inserted among display screens each making up a moving picture is set to a liquid crystal panel based on the black inserting signal generated by the black inserting signal computing section.

Abstract: Driving apparatus for a display panel having a plurality of pixels includes a plurality of gate line sets connected to the pixels and transmitting a gate-on voltage to the pixels, a plurality of data lines connected to the pixels and transmitting a normal data voltage and an impulsive data voltage to the pixels, a signal controller for converting an input image data of a first gray to an output image data of a second gray and outputting the converted data, a data driver connected to the data line and applying the normal data voltage and the impulsive data voltage corresponding to the output image data to the data line, and a gate driver connected to the gate line and applying the gate-on voltage to the gate line according to a control of the signal controller. The normal data voltage is sequentially applied to a first gate line set among the plurality of gate line sets, and the impulsive data voltage is sequentially applied to a second gate line set among the plurality of gate line sets.

Abstract: A pixel circuit, display device, and method of driving a pixel circuit enabling source-follower output with no deterioration of luminance even with a change of the current-voltage characteristic of the light emitting element along with elapse, enabling a source-follower circuit of n-channel transistors, and able to use an n-channel transistor as a drive transistor of a light emitting element while using current anode-cathode electrodes, wherein a capacitor C111 is connected between a gate and source of a TFT 111 as a drive transistor, a source side of the TFT 111 is connected to a fixed potential (for example GND) through the TFT 114, the gate and drain of the TFT 111 are connected through the TFT 113 to cancel the threshold value Vth, the threshold value Vth is charged in the capacitor C111, and the input voltage Vin is coupled with the gate of the TFT 111 from the threshold voltage Vth.

Abstract: The invention proposes a circuit for an element (3) of a light-emitting display. The element comprises a current control means (4), first and second switching means (12, 10) and a light-emitting means (8). In one embodiment, a signal holding means (6) is provided. In addition, a light-emitting display having a plurality of elements (3) is proposed. Furthermore, a method for driving the elements (3) and the light-emitting display is proposed, and also a control signal for use with the method.

Abstract: A single-gap transflective LCD panel having a voltage divider in each sub-pixel for reducing the voltage potential across part of the liquid crystal layer in the sub-pixel. In a normally-black LCD panel, the voltage divider is used to reduce the voltage potential across the liquid crystal layer in the reflection area. In a normally-white LCD panel, the voltage divider is used to reduce the voltage potential across the liquid crystal layer in the transmission area. The voltage divider comprises two poly-silicon resistor segments connected in series between a data line and a common line via one or more switching elements controlled by a gate line signal. With poly-silicon resistor segments being disposed in the reflection area below the reflective electrode, the optical quality of the upper electrode and the transmissive electrode is not affected by the voltage divider.

Abstract: A couple of scanning signals are applied to a pixel on the liquid crystal display panel. The scanning signals allows voltage to be separately written into a control electrode and a pixel electrode during two adjacent horizontal scanning periods or a vertical scanning period, and a coupled voltage is induced on the control electrode due to the potential variation of the pixel electrode during the next horizontal scanning period.

Abstract: A liquid crystal display aimed at improving response speed, movie characteristics and viewing angle dependence of gradation is provided as having a liquid crystal panel including a plurality of gate lined selecting pixels and a plurality of data lines supplying pixel data, and a data driver dividing one frame into a plurality of fields to thereby convert a frame data into a field data, and supplying the field data to the data line, wherein in the last field out of the plurality of fields, the data line is applied with a first constant voltage, for the frame data ranging from the minimum gradation value to a first gradation value, and in the top field out of the plurality of fields, the data line is applied with a second constant voltage larger than the first constant voltage, for the frame data ranging from a second gradation value to the maximum gradation value.

Abstract: A display control circuit includes a driver circuit DR which drives a plurality of pixels, and a driver control circuit which controls the driver circuit. The driver control circuit includes a control bus which transfers instruction data, an operation setting unit which executes operation settings in accordance with the instruction data from the control bus, and a gateway unit provided for a case in which the instruction data is internally generated and output to the control bus, and is capable of enabling or disabling an instruction data output to the control bus in accordance with a control input signal.

Abstract: A method for driving an active matrix display wherein each image frame is divided into a number of displayed frame portions, each of which is followed by a darker frame portion. The image data in the darker frame portion is removed so as to allow the pixel luminance to diminish. The temporal separation between the displayed frame portion and the following darker frame portion is smaller than a frame time. In a display where the lines are driven repetitively for forming the display image in a plurality of frame times, the image data provided to a pixel, after the luminance in that pixel changes from low to high, is adjusted so that the brightness of the pixel in the preceding frame times appear higher or not lower than that in following frames times.

Abstract: A liquid crystal display is provided, which includes: a liquid crystal panel including a plurality of gate lines, a plurality of data lines, and a plurality of pixels including switching elements connected to the gate lines and the data lines, liquid crystal capacitors and storage capacitors connected to the switching elements; a gate driver for supplying gate voltages for driving the switching elements to the gate lines; a data driver for supplying gray voltages corresponding to applied data signals to the data lines; and a driving voltage generator for boosting a voltage according to a booster clock signal and for generating the gate voltages and a common voltage based on the boosted voltage, and the booster clock signal is synchronized with the common voltage.

Abstract: A display device includes a pixel array having a plurality of pixels, a plurality of first signal lines and a plurality of second signal lines. A first driving circuit outputs scanning signals to the plurality of first signal lines, and a second driving circuit outputs display signals to the plurality of second signal lines. Each pixel of the plurality of pixels is operated in a normally black-displaying mode, the first driving circuit repeats a first step of sequentially selecting N lines of the plurality of first signal lines and a second step of selecting Z lines of the plurality of first signal lines that are separate from the N lines, where N and Z are natural numbers, and the second driving circuit repeats outputting N times the display signals and outputting one time a blanking signal which masks an image displayed on corresponding pixels.

Abstract: A TFT liquid crystal display (LCD) module comprising a timing controller and a reversal data generator is disclosed. The timing controller provides a plurality of signals to the column-driver and row-driver of LCD panel. The reversal data generator outputs a reversal data signal to the timing controller, which in turn outputs a non-periodic reversal signal to the column-driver. The generation of reversal data signal by the reversal data generator is independent of the timing of the timing controller, or the reversal data signal is a non-periodic signal and the non-periodic reversal signal will change its state within a specific time range posterior to the column start signal.

Abstract: A data driver integrated circuit device includes a gamma decoding unit that receives differential gamma data transmitted by a timing controller and decodes the received differential gamma data, a digital-to-analog conversion (DAC) unit that converts the decoded differential gamma data into analog voltage values, land a buffer unit that amplifies the analog voltage values and outputs the amplified values.

Abstract: Methods and apparatus are provided for compensating a liquid crystal display for changes in brightness level. The apparatus comprises a variable brightness back-light optically coupled to a display panel whose properties depend upon back-light brightness. An electrical circuit measures back-light brightness and/or display flicker and sends this information to a controller. The controller automatically determines a display panel compensation signal based on back-light brightness and/or display flicker, and sends this compensation signal to the display panel to optimize the display panel properties for the commanded or observed back-light brightness level or flicker level so as to, for example, minimize display panel flicker and/or ghost image retention. Such automatic compensation is especially useful for head-up displays that must accommodate large variations in display brightness, e.g.

Abstract: Disclosed is a backlight control system for a display system with motion picture quality improvement and dynamic luminance control. In the backlight control system, a dynamic motion picture detector outputs an enable signal and a luminance control signal by judging whether the input video data are dynamic motion pictures or not. In response to the enable signal, a display quality improvement mechanism decides whether or not to trigger a display quality improvement. In case of the display quality improvement being triggered, a luminance control circuit and/or an inverter make a backlight module of the display system emit stronger lights for luminance compensation.

Abstract: A liquid crystal display unit includes a control section. The control section reads LED electric current data stored in a storage section based on input information to control a backlight drive section, and controls an LCD panel based on the input information and a video signal. The backlight drive section provides a backlight with an electric current according to the LED electric current data. The LED electric current data outputted to the backlight drive section from the control section and image data outputted to the LCD panel from the control section are transmitted via a common signal line.

Abstract: A liquid crystal display device includes a liquid crystal display panel having pixels, a light source which illuminates the display panel, and a control unit which controls the display panel and the light source. The control unit includes an insertion unit which causes the pixel to store a first voltage corresponding to a video signal in a first period within one frame period and to store a second voltage corresponding to a non-video signal in a second period that follows the first period, and a driving unit which enables the light source at least in a period corresponding to the first period in which the first voltage is held in the pixel, and disables the light source in a period corresponding to the second period in which the second voltage is held in the pixel, and is configured to set the first and second voltages at different independent values.

Abstract: A display device includes a plurality of pixel cells divided into at least a first pixel cell group and a second pixel cell group; a first data line electrically connected to the pixel cells in the first pixel cell group, and a second data line electrically connected to the pixel cells in the second pixel cell group; and a gate driver driving at least one of the pixel cells in the first pixel cell group concurrently with at least one of the pixel cells in the second pixel cell group.

Abstract: A display driver used in common for a first screen and a second screen. The display driver includes a data line drive circuit which supplies gray scale voltages to the first and second screens in accordance with display data via data lines in common for the first and second screens, and a scan line drive circuit which supplies scan signals to the first and second screens via scan lines, with the scan lines in the first screen being different from the scan lines in the second screen. The scan line drive circuit scans the second screen in one of a one-line-at-a-time operation and a plural-line-at-a-time operation by using the scan signals every time the scan line drive circuit scans at least one frame of the first screen in a one-line-at-a-time operation by using the scan signals.

Abstract: An electrophoretic display device is constituted by a substrate, a partition wall disposed on a surface of the substrate; a liquid layer, disposed in a container defined by the substrate and the partition wall, comprising electrophoretic particles and a dispersion medium; a first electrode formed at a position apart from the partition wall on the substrate, a second electrode formed along the partition wall; and means for applying a voltage between the first electrode and the second electrode. At the surface of the substrate defining the container, a resistance layer electrically connecting the first electrode and the second electrode is formed, and the electrophoretic particles in the container are moved between a surface of the partition wall and a surface of the resistance layer to effect display.

Abstract: Display units (1) comprise display panels (90) which are divided into active parts and inactive parts. The driving of an entire display panel (90) requires a minimum amount of time, which amount of time increases with an increasing number of rows and columns. By providing data signals to the pixels (11) located in active parts, and by supplying reference signals simultaneously to pixels (11) located outside the active parts, most of an amount of time available in a frame period is used for the active part, and, for a given frame period, the number of rows and columns of the display panel (90) can be increased. Respective parts are made active during respective 3 periods. A part may comprise a group of columns (ADG, BEH, CFI) and/or a group of rows (ABC, DEF, GHI). The display panel (90) may comprise multiplexing circuitry (50) and/or shift register circuitry (60) to reduce the number of connections between the display panel (90) and the rest of the display unit (1).

Abstract: The invention provides a display medium having a dimmer layer which comprises at least two kinds of charged mobile fine particles. Each of the at least two kinds of the charged mobile fine particles respectively has different coloration and a different mobility, and the charged mobile fine particles of at least one kind of the at least two kinds show coloration when in a dispersed state. The invention further provides a display device having an electric field forming unit and the dimmer layer. The invention further provides a display method which uses the display medium and includes putting the charged mobile fine particles of at least one of the kinds being dispersed while having other charged mobile fine particles not being dispersed.

Abstract: In a first aspect of the invention, an information display panel, in which at least one group of display media having optical reflectance and charge characteristics, formed by at least one group of particles, are scaled in a cell (corresponding to one display unit) formed by partition walls between two substrates, at least one substrate being transparent, and, in which the display media, to which an electrostatic field is applied, are made to move so as to display information such as an image, includes (1) a color filter formed by arranging filters having a predetermined numbers of colors on a transparent substrate at a display side so as to perform a color display, and a black layer arranged between the partition walls and the transparent substrate.

Abstract: In a method of driving an information display panel of a passive matrix driving type, in which display media are sealed in a space between two substrates, at least one substrate being transparent, and, in which an electrostatic field, which is generated from an electrode at scan side and an electrode at data side arranged respectively to the opposed substrates in an intersected manner, is applied to the display media so as to display information such as an image, at least two or more voltage values or an open state (including a connection state under a high-impedance state) are applied to at least one electrode. According to the invention, it is possible to obtain a method of driving an information display panel, which can reduce a cross-talk occurring voltage generated between the electrode at scan side and the electrode at data side and thus improve a display quality.

Abstract: An isotonic interface for controlling a real or virtual object. The interface includes support means for supporting three pivot shafts, the axes of the first and second shafts being mutually parallel and perpendicular to the axis of the third shaft; handle means enabling each of said shafts to be pivoted; and measurement means for measuring the displacement of each of said shafts so as to enable a real or virtual object to be controlled in three degrees of freedom.

Abstract: A method for selecting an input end of a display so that the display can display the signals from a selected input end wherein the user can select switching functions automatically or manually. Furthermore, if a manual switching mode being selected, selecting an input end to be displayed; and if the automatic switching mode is selected, the system processes according to predetermined searching sequence which is then displayed on the display. Moreover if no selection is performed, the system entering into an automatic switching mode. The input signals are one of analog signals and digital signals. The input end has a specification selected from one of DVI, D-SUB, VIDEO and S-VIDEO. Besides, the display is installed with a hot key for selecting the menu by keying the hot key to the auto-switching mode or a menu-switching mode.

Abstract: A method and a system for accessing data stored in an electronic device (102) are disclosed. The data is stored in a data structure. The data structure includes a plurality of sets. Each of the plurality of sets includes at least one entry with an identical first character. The method includes varying (302) the speed of navigation through the data structure by using the input device (204). The method also includes displaying (304) a pre-defined entry from each of the plurality of sets, based on a pre-defined actuation of the input device.

Abstract: A graphics device, which is adapted to be coupled to an internal bus of a local data processing unit, includes a memory unit, which is adapted to store digital representation data of an image to be displayed on the monitor, wherein the digital representation data are provided to the memory unit via the internal bus, a display controller, adapted to read out from the memory unit digital representation data of the image and to provide this data to a local monitor, a remote transfer controller adapted to select from the memory unit at least a subset of the digital representation data, and a remote interface adapted to receive from said remote transfer controller the selected digital representation data or the subset thereof, or data based on the selected digital representation data or the subset thereof, and to transmit said data to a remote data processing unit for remote visualization.

Abstract: The present invention relates to a complex button assembly and a portable multimedia device using the same. The complex button assembly 20 is installed to an upper end of a case 10 which defines an external appearance of the portable multimedia device. The complex button assembly 20 is provided with a plurality of buttons to receive information on an operating state of the multimedia device. The complex button assembly 20 is installed to face upwardly on the upper surface of the case or rearwardly and upwardly on the upper surface of the case such that a user can easily operate the portable multimedia device. In the complex button assembly 20, a button body 34 having first and second button units 36 and 36? is installed in a penetration portion 21? of a button frame 21. A jog window 42 is further formed in a middle portion of the button body 34 in which a jog button 50 can be installed.

Abstract: To enable change over in a plurality of display patterns of virtual input section such as a virtual key board for increasing usability. An information processing apparatus includes, at user's hands, a virtual input section display unit for displaying an input section of the virtual key board or the like (for example, a virtual key board irradiation section), a detection unit for detecting a position where the user performed a touch operation on the input section (a touch operation position detecting sensor), a determination unit for determining the input position of the input section on which the user performs the touch operation on the basis of data detected by the detection unit, (an EC/KBC), and a change-over unit for changing a display pattern of the input section in a plurality of types from the first display pattern to the n-th display pattern (a CPU, a ROM, and a SW).

Abstract: Position change of a cursor and an input from a keyboard are monitored and when the cursor is stopping over a predetermined time and also there has not been an input from the keyboard over a predetermined time retroactively from the present time, a click event is made to automatically occur.

Abstract: Systems and methods of producing display control signals for a handheld device display and a remote displace are described. In one aspect, display control signals are produced in response to user input. In a handheld device mode of operation, the display control signals are selectively communicated to a display subsystem of a handheld device. In an input device mode of operation, the display control signals are selectively communicated to a peripheral device communication channel.

Abstract: A dual mode input device, e.g. an optical mouse, is capable of performing data input function by moving the input device. Alternatively, the dual mode input device can also be an optical trackball. By turning the dual mode input device upside down, a trackball can be mounted to or exposed from the bottom surface to perform data input function by manipulating the trackball so that no movement of the input device is required.

Abstract: The embodiments of the invention concern a keypad (120). The keypad can include a membrane (143), at least one key with at least one flange 150 to overlap with at least one second flange of a second key (146), and at least one audio port opening (107) in the membrane for providing a passage of air from a transducer (101) positioned behind at least one key through the keypad to a main volume area (112). For example, the audio port opening can be in a region of the membrane between the keys, and the overlapping of the flanges obscures a view of at least one audio port opening.

Abstract: The keyboard for blind people comprises a body carrying a plurality of keys and interface means for its connection to an external unit. The keys have a number of portions each having associated a function of the key and having represented such a function in Braille characters thereon. Moreover, the keys are jerky rotatable connected to the body so as to select one of the portions of the key and are also pressable in order to activate that function associated to the activable portion, so that each function is selected through rotations and subsequent pressure of the corresponding key portion.

Abstract: A handheld electronic device has a display screen and uses a keypad as an input means. The keypad has multiple keys, at least some of which are two-stage keys such that a light touch indicates one function and a full depression indicates another function. The device is programmed so that consecutive light touches of at least two adjacent keys indicates a desired navigation function on the display screen corresponding to a direction of the consecutive light touches. An additional selection key or keys, such as a Shift, Alt or Function key or the like, may be used to vary the default navigation action indicated by the consecutive light touches.

Abstract: A portable electronic apparatus permitted to be powered by a battery and including a function for reproducing contents data acquired by multiplexing and encoding video data and audio data, includes a separation unit which separates the contents data into the video data and the audio data, a video decoder which receives and decodes the video data separated by the separation unit, an audio decoder which receives and decodes the audio data separated by the separation unit, a setting unit which sets a power saving mode in which only the audio data included in the contents data is reproduced, and a power save control unit which causes the video decoder to stop decoding of part of the video data when the power saving mode is set by the setting unit, the part of the video data being for use other than menu display.

Abstract: A device comprises a rotatably supported touchpad, especially on the steering wheel of a motor vehicle, means for measuring an angle of rotation of the touchpad in relation to a reference system, and means for processing inputs into the touchpad taking into consideration the measured angle of rotation.

Abstract: A method of capturing user control inputs for an electronic device comprises sampling an input measurement signal at a capacitive input sensor of the electronic device to capture user control inputs for operating the electronic device. Electromagnetic interference affecting the sampling of the input measurement signal is electronically neutralized.

Abstract: A portable electronic apparatus including a touch-sensitive display on a first side surface of the apparatus housing; a first input device arranged to be actuated with a first digit of a hand of a typical user; a second input device arranged to be actuated with a second digit of the hand of the typical user, allowing the user to operate at least the first input device and the second input device without change of grip; and a controller coupled to the touch-sensitive display, the first input device and second input device, the controller displaying content on the touch-sensitive display. The controller can affect the display of content on the touch-sensitive display in a first manner when the first input is actuated and to affect the display of content on the touch-sensitive display in a second manner when the second input is actuated.

Abstract: A display apparatus and display method are provided. The display apparatus capable of displaying an image and receiving light simultaneously or alternately, the display apparatus including: a plurality of display devices laid out to form a matrix; a plurality of light receiving devices for receiving light hitting a display screen; a received-light image generation unit for generating image data representing the state of a substance brought into contact with the display screen or brought to a position in close proximity to the display screen; an image processing/evaluating unit for evaluating the position and size of a substance as well as evaluating changes in the position and in the size; and a command determination unit for recognizing a command entered by an operator. In the display apparatus, predetermined processing according to a command recognized by the command determination unit is carried out.

Abstract: A system (111 ) and method (200) for providing sensory feedback (210) for touchless feedback control is provided. The system can include a touchless sensing unit (110) that detects at least one position (304) of an object in a touchless sensing space (300), and an indicator (166) communicatively coupled to the touchless sensing unit that provides sensory feedback associated with the at least one position. The indicator can change in accordance with a location, a recognized movement, or a strength of the touchless sensing space. The sensory feedback can be associated with acquiring a touchless control or releasing a touchless control. The sensory feedback can be visual, auditory, or haptic.

Abstract: An input device is described, which is capable of quickly searching a part of information included in a large amount of continuous data (contents), and a scroll control apparatus using the input device. If a key input operation on one of the operation keys is performed through a key input unit while a low-speed scroll is being performed due to a slide operation performed on the key input unit, the low-speed scroll switches to a jump operation or a high-speed scroll. Thus, it becomes possible to quickly search a part of information included in a large amount of continuous data.

Abstract: An inputting apparatus, inputting method and fabrication method for inputting apparatus are provided. The inputting apparatus for inputting information making use of light, including, a body member having an end portion, a substantially spherical lens member retained at the end portion of the body member, and a reflecting member disposed between the end portion of the body member and the lens member and configured to reflect at least part of light incoming from the outside of the inputting apparatus.

Abstract: Embodiments include a method, a manual device, a handheld manual device, a handheld writing device, a system, and an apparatus. An embodiment provides a system. The system includes a manual device. The manual device includes a first writing element operable to discharge a first marking substance on a surface in response to a movement of the first writing element upon the surface. The manual device also includes a second writing element operable to discharge a second marking substance on the surface in response to a controller. The controller is operable to encode information corresponding to an environment of the manual device by regulating a discharge of the second marking substance. The system also includes a sensor operable to acquire data indicative of an environment of the manual device.

Abstract: A wireless communication handset (100) having a movable housing portion (204) coupled to a housing portion (202) that rotates relative to the housing portion. The movable housing portion may be a ring that rotates from one position 200 to another position 300 relative to the housing. Rotation of the ring to a first position activates a first function. Indicia 210 disposed on the ring indicates the desired mode. Rotation of the ring to a second position activates a second mode corresponding to a second indicia on the ring. The ring is interchangeable with other rings (FIG. 5 through FIG. 7) having different indicia corresponding to different modes or functions. The software that corresponds to the different modes may be stored in a memory 104 of the device or downloaded to the device upon coupling the ring thereto.

Abstract: A method for displaying a non-specified resolution frame on a panel is provided. The method is suitable for displaying a frame data whose resolution is not the same as the specified resolution of the panel module on the panel module. The method mainly inserts a dummy pulse into a clock signal in the blanking period, such that the panel module can read the blank data, and the number of the pulses of the clock signal is complied with the resolution of the panel module.

Abstract: An apparatus for a virtual turntable system for computer generated broadcast video streams for a multiple product sales display. The virtual turntable system collects data, including images and status information, and generates a video stream for presenting product information sequentially on a video monitor. In one embodiment, the virtual turntable system reads the data, including the turntable list, formats and updates the data, and then outputs the data in a video stream. In one embodiment, the virtual turntable system includes a data storage device for storing the data for the virtual turntable system, a computer system for accessing the data and creating item containers for the items on the current item list that are to be displayed on a monitor, and a video imager for creating a video stream for displaying a plurality of current items in a rotating or other sequential manner.

Abstract: A video overlay device of a mobile telecommunication terminal comprises a multiplexer for outputting at least one of a first video data and a second video data; and a video overlay unit for overlaying at least one of the first and second video data with graphic data in accordance with a predetermined ratio. The multiplexer selectively outputs at least one of the first and second video data based on input video selection signals provided by a central processing unit (CPU).

Abstract: The invention relates to a method for removing material from a three-dimensional surface (1) of any shape in a multi-layered manner by means of a material removing agent (9) such as a laser that acts in points on a surface. According to said method, a surface structure (2) is removed from the three-dimensional surface (1), the surface is approximated by a polygon network, and raster images are associated with the polygons (19) of the polygon network (18). Said polygons are projected onto the machining region (1)) of the material removing means. A series of superimposed polygon networks being associated with a layer of material, each of the polygon networks being associated with a layer in which material is removed, if the information stored on the projected raster image indicates the planned removal of material.