Abstract: In a preferred embodiment, an apparatus for eye tracking, including: an illuminator; reflection apparatus to reflect illumination from the illuminator onto a surface of a windshield of a vehicle in which the windshield is installed, such that the illumination is reflected onto at least an eye of a person in the vehicle, and to reflect an image of the at least an eye, and a sensor to receive a reflection of the image of the at least an eye reflected by the reflection apparatus and to produce an output signal representative thereof.

Abstract: In a scanning display apparatus an image signal source produces an image signal. A light emitter is coupled to the image signal source and responsive to the image signal to emit light. A lensing system receives light from the light emitter and passes exiting light. A scanner scans the image light. A light sensor detects intensity of background light. A controller adjusts intensity of the image light in response to the detected background light intensity.

Abstract: The invention provides an electro-optical device where a layer related to forming an image is formed with uniformity. An electro-optical device, that drives each of plural pixels individually arranged in two dimensions so as to display information, is provided with a group of pixels displaying the information within an effective display region among the plural pixels arranged in two dimensions. A group of plural pseudo-pixels that do not contribute to the display of the information are located adjacent to a group of pixels within the effective display region. A bank layer separates a pixel in the group of the plural pseudo-pixels from a pixel in the group of pixels in the effective display region, and shields light leaked from a space between pixels located adjacently each other within the effective display region.

Abstract: A license plate frame for a motor vehicle is configured with a programmable display capable of displaying text messages, images, designs and/or animations. The display preferably includes a two-dimensional array of LEDs located along a portion, such as the bottom, of the license plate frame. The display is preferably driven by a display driver module and powered by a battery or a vehicle's electrical system. The driver module is preferably located within or behind the license plate frame. The display can be controlled through a remote control that can be located inside a vehicle. The remote control can be configured to communicate with the driver module through a physical wire connection or through a wireless connection. The display driver module can include a receptacle for a nonvolatile memory module, such as a chip or card, through which the driver module can be programmed or controlled.

Abstract: A method for aging process in a PDP which is able to determine an ending time of the aging process comprises the steps of: starting the aging process by supplying source voltage to the PDP; and defining the aging ending time through change of current waveform by monitoring the change of current waveform applied to the panel, and thereby problems such that discharge characteristics of the panel become unstable due to the lack of aging time and phosphor is deteriorated and processing tack-time is reduced due to over-aging can be solved.

Abstract: The invention provides an electronic circuit that can include a programming path and a reproduction path. The circuit can further include a current driven element, a transistor in the production path arranged so as to operatively control a current supplied to the current driven element, a capacitor arranged for storing an operating voltage of the transistor, an additional transistor arranged in parallel to the transistor in the programming path for storing the capacitor and the operating voltage, and a switching device that controls the programming path and the reproduction path.

Abstract: An object of the present invention is to implement a spontaneous light emitting type display device, in a pixel driving circuit of a spontaneous light emitting type display device using an active matrix method, which can suppress a variation in the threshold voltage of a transistor for controlling the current of a light emitting element and a variation in the light emission threshold voltage of the light emitting element to thereby suppress a variation in the luminance of the light emitting element. A photo-detecting element for detecting light emission of light emitting element and a resistor is connected in series and a threshold voltage of the transistor is detected by the voltage of the node. Further, a transistor controlled by a signal of the photo-detecting element is provided to also detect the light emission threshold voltage of the light emitting element.

Abstract: A display device includes plural red, green, and blue pixels provided with current-driven type red-, green-, and blue-light-emitting elements, respectively. A method of driving the display device includes writing a video signal voltage into each of the pixels in a state in which all the light-emitting elements cease to emit light during a first portion of one frame period at a beginning thereof, and then operating a respective one of the light-emitting elements to emit light during at least one portion of the one frame period succeeding the first portion. Each of the at least one portion of the one frame period is determined by light emission characteristics of the respective one of the light-emitting elements, and also is determined by the video signal voltage of the respective one of the pixels.

Abstract: A display unit includes a transparent hollow tube member, and a display liquid sealed in the transparent hollow tube member. The display liquid includes a liquid and at least one kind of charged or non-charged particle dispersed in the liquid. An image formed by a display device including the display units is kind to the eye in the same way as printed matter, and does not cause eyestrain due to flickering of emitted light.

Abstract: A source driver output circuit of a thin film transistor (TFT) liquid crystal display (LCD) includes first through n-th voltage generators, first through n-th switching portions, first through n-th sub switching portion, and a voltage-generating portion. The first through n-th (where n is even integer) voltage generators receive first through n-th corresponding input voltages and generate first through n-th sub input voltages. The first through n-th switching portions generate the first through n-th sub input voltages as first through n-th corresponding output voltages when activated or cut off the first through n-th sub input voltages when deactivated. The first through n-th sub switching portions connect predetermined share lines to the first through n-th output voltages when activated or cut off the predetermined share lines when deactivated. The voltage-generating portion receives predetermined first and second voltages and applies predetermined precharge voltages to the share lines.

Abstract: The display device drive unit includes a liquid crystal driver that generates a liquid crystal driving voltage for display device driving, and can operate in a master mode for outputting the foregoing voltage and in a slave mode for driving the display device in accordance with the liquid crystal driving voltage that has been inputted from the outside. The display device drive unit further includes a selection register for storing mode information that indicates whether the liquid crystal drivers is set to be in the master mode or the slave mode, and the liquid crystal driver outputs the liquid crystal voltage when the mode information indicative of the master mode is stored, and stops outputting the foregoing voltage when the mode information indicative of the slave mode is stored.

Abstract: A first transistor and a second transistor which serve as switches are connected with each other in series between a data line and a gate electrode of a third transistor which drives a diode. A characteristic of the first transistor is made to differ in terms of current driving capability from that of the second transistor. A storage characteristic of one of the first transistor and the second transistor is made higher than that of the other transistor whereas the current driving capability of the other transistor is raised, and so that leakage current in the first and second transistors which are connected in series is significantly reduced.

Abstract: An integrated circuit includes a first signal-inversion switching circuit which receives a signal supplied from an exterior thereof as a first input signal, followed by outputting the first input signal after logic inversion thereof in response to a first state of a switching signal and outputting the first input signal without logic inversion in response to a second state of the switching signal, a signal processing circuit which performs signal processing based on the output of the first signal-inversion switching circuit, and a second signal-inversion switching circuit which receives the output of the first signal-inversion switching circuit passing through the signal processing circuit as a second input signal, followed by outputting the second input signal after logic inversion thereof in response to the second state of the switching signal and outputting the second input signal without logic inversion in response to the first state of the switching signal.

Abstract: A flat-panel display device comprises display pixels PX, pixel switches which capture a video signal supplied externally, as voltages to be applied to the display pixels PX, static memory modules which hold the voltages applied from the pixel switches, and connection controllers which control electrical connections between the display pixels PX and the static memory modules. Particularly, each connection controller includes a thin film transistor having a dual-gate structure, which is connected between one display pixel PX and one memory module.

Abstract: Both displays with a mode of placing emphasis on responsiveness and display with a mode of placing emphasis on gray-scale reproductiveness can be available by a method of sub field drive.

Abstract: A display element 1, provided at each point of intersections of a plurality of signal lines and a plurality of scanning lines, includes an optical modulation element 5 and an active element 2, wherein, when a scanning is carried out not less than once in one field period at a predetermined intervals, a memory element 3 which can store M-bit (M≧1) information at the maximum is provided so that the optical modulation element 5 keeps the display with 2M-level gray scale until the next scanning. On this account, it is possible to supply gray scale signal data Dm to the optical modulation element 5 so as to keep the display condition, without attenuating the data after the scanning of pixels. Moreover, since the level of the gray scale display is kept by outputting the information stored in the memory element 3, the gray scale level in each time division sub field can be in concordance with the number of memory bits.

Abstract: An information display comprises a planar electrical optical element including a plurality of pixels, each of the pixels having an optical state controlled by an electrical signal; the optical element having at least two optical states of a light scattering state and a light transmissive state, each of the pixels having the optical state reversibly changed between the scattering state and the light transmissive state; information being displayed in a planar fashion by combining the optical states of pixels; and the information being capable to be held with no electrical signal applied, and visible light having a transmittance of 60% or higher when the visible light passes from one of surfaces of the electrical optical element to the other surface through a pixel in the light transmissive state.

Abstract: Controlling pixel data typically includes determining whether pixel data from an input FIFO is valid. When a determination is made that the pixel data is invalid, the pixel data is discarded so that invalid pixel data is not written to an output FIFO. A token associated with the pixel data may be asserted when the pixel data is valid. The token associated with the pixel data may be deasserted when the pixel data is invalid. Controlling pixel data also may include writing pixel data to an LCD panel from an output FIFO and stalling a pixel clock when the output FIFO does not contain valid pixel data.

Abstract: The present invention mainly relates to a backlight module for use in a liquid display device. The backlight module comprises a plurality of lamps located above a reflecting plate. Each lamp comprises two ends while each end comprises an electrode. Voltage required for the lamps is provided by at least one inverter board located at least one of two sides of the reflecting plate; wherein the electrodes electrically connect to the at least one inverter board directly. Sizes of the backlight can be reduced in the present invention. Furthermore, costs of material and manufacturing are also reduced.

Abstract: Disclosed is a liquid crystal display device having a lamp driving apparatus for preventing lamps from being damaged due to electric current variation among the lamps. A DC/DC converter converts an externally provided DC voltage input into a converted DC voltage signal having a predetermined voltage level. A DC/AC inverter inverts the converted DC voltage signal into an AC voltage signal to supply the inverted AC voltage signal to an input terminal of a lamp. A power controller detects electric current flowing the lamp at an output terminal of the lamp to control the level of the inverted AC voltage signal output from the DC/AC inverter and bypasses a part of electric current applied to the input terminal of the lamp when a level of the detected electric current is higher than a predetermined threshold value.

Abstract: One aspect of the invention involves a thermal image generation device comprising a casing forming an interior cavity. One surface of the casing includes a screen with thermochromic material attached to a bottom surface of the screen. The casing houses at least one thermal transfer element movable over regions of the thermochromic material to alter a temperature at the regions from a steady-state, ambient temperature. Such temperature alterations temporarily cause a color variation to the thermochromic material until the regions of the thermochromic material return to the ambient temperature.

Abstract: A display system includes an electronic display, a power supply physically separate from the display, and a means for electrically coupling the display with the power supply. The display may include nonlinear devices such as printed, particulate Schottky diodes, particulate PN diodes, particulate varistor material, silicon films formed by chemical reduction, or polymer semiconductor films. Elements of the display system may be deposited using a printing process.

Abstract: Display panel transmission structure capable of multidirectionally adjusting observation angle of the display panel, including a housing, a display panel and a transmission mechanism. The housing defines a layout space in which the display panel and the transmission mechanism are movably received. The display panel is drivingly pivotally connected with the transmission mechanism. The transmission mechanism is composed of several gear sets mounted on a base seat and driven by motors. A first gear set serves to drive the display panel to swing forward downward or backward upward. A second and a third gear sets are respectively engaged with racks and slide channels disposed in the housing for extending the display panel out of the housing or retracting the display panel into the layout space of the housing. After the display panel is extended out of the housing, by means of the two gear sets, the display panel is swung leftward or rightward.

Abstract: Display observation angle of which is multidirectionally adjustable, including a panel control system, a panel, a transmission mechanism and a housing receiving the above components. The panel control system includes a program processing unit for turning on/off the transmission mechanism, a command input unit for giving control signal to the program processing unit and a mechanical position detection unit for always sensing the operation state of the transmission mechanism. The transmission mechanism includes a motor drive circuit and a mechanical unit composed of several gear sets mounted on the housing. The program processing unit activates the gear sets of the mechanical unit, whereby the panel is driven by the transmission mechanism. After the panel is extended out of the housing, the panel can be swung forward downward, backward upward, leftward or rightward.

Abstract: The invention is a ring with embedded inertial sensors, such as accelerometers and rate gyros for detecting movements of the finger, hand or object that carries it, in the free space. It is equipped with touch sensors and/or buttons that can be touched/pressed to activate the sensors and/or sense a command from the user. It has the means needed to process the signals from the said embedded sensors and peripheral buttons, convert the processed signals to such formats that can be interpreted by a computer and send the data to the said computer.

Abstract: A multi-function device is arranged to perform a plurality of functions. Each function includes a plurality of parameters. Each parameter has a current value from a plurality of parameter allowed values. Each parameter current value is preset to a default value and the device's current function is preset to a primary function. Dedicated user function buttons are provided to modify the device's current function to a desired function as needed for a particular job. Once the desired function is selected, the device is further arranged with dedicated parameter buttons so the user can select one or more parameters and then modify the selected parameters' current values as needed for the job. After running the job with the modified current function and the modified parameter current values, the modified parameters are reset to their default values and the device's current function is reset to the primary function.

Abstract: The present invention is a system that allows a number of 3D volumetric display or output configurations, such as dome, cubical and cylindrical volumetric displays, to interact with a number of different input configurations, such as a three-dimensional position sensing system having a volume sensing field, a planar position sensing system having a digitizing tablet, and a non-planar position sensing system having a sensing grid formed on a dome. The user interacts via the input configurations, such as by moving a digitizing stylus on the sensing grid formed on the dome enclosure surface. This interaction affects the content of the volumetric display by mapping positions and corresponding vectors of the stylus to a moving cursor within the 3D display space of the volumetric display that is offset from a tip of the stylus along the vector.

Abstract: A virtual reality system (200-322) stereoscopically projects a virtual reality images including a three dimensional image (245) having an interface image (250′) in a space observable by a user (100). The display system includes a substantially transparent display means (200) which also allows real images of real objects (850) to be combined or superimposed with the virtual reality images. Selective areas or characteristics of the real images are obstructed by a selective real image obstructer (860) to enhance viewing of selected virtual reality images while providing for viewing or real images or virtual images combined with real images in other viewing areas. The display system includes either a stereoscopic headset display system or a heads-up display system. The selective real images obstructer is a gray scale liquid crystal display included with the display system providing for adjustment of the size, shape and/or transparency of the obstruction of real images.

Abstract: An ergonomic, hand-held computer interface device for computer control. The device transmits control information upon activation of buttons and movement of a rotatable ball on the device. The device which operates without the need for a horizontal surface, within a reasonable distance from the computer and which is shaped to minimize muscle fatigue during longer periods of use. The device offers precision control by means of tension during drawing, controlling and other input requiring precise movement.

Abstract: A compact device and method for communication and entertainment needs that include combining various functions performed by different keypads and units into a single pad or unit. The device includes circuitry with transceiver capabilities, a chassis, a display, two arms secured to the chassis that can rotate from an open position to a closed position, and a user-interface that provides the user with navigational control and image conversion. The method for reducing the number pads on a keypad of the device, which has the circuitry, includes providing a chassis for securely holding the circuitry, securing a user-interface to the chassis, coupling the user-interface to the circuitry, limiting rotation of the user-interface to a first range of rotational motion using a locking mechanism to provide navigational control, and releasing the locking mechanism to allow rotation of the user-interface beyond the first range of rotational motion to provide image conversion.

Abstract: A two-axis ball-based cursor control apparatus with tactile feedback is provided, which includes a housing, a spherical ball contained partially within the housing, a plurality of magnetic elements fixed within the spherical ball, and a plurality of magnetic elements fixed within the housing. When the spherical ball is at rest, an attractive magnetic force between some or all of the first magnetic elements and some or all of the second magnetic elements resists motion of the ball. When a sufficient rotational force is applied to the ball, the ball rotates about one or both axes until the applied force no longer exceeds the magnetic force, at which point the magnetic force causes the ball to stop at a new position, providing the user with tactile feedback to indicate that the ball position has changed.

Abstract: A method and system for enabling user interaction with computer software running in a computer system via an interface surface and a sensing device. The interface surface contains information relating to the computer software and coded data indicative of a drawing field. When placed in an operative position relative to the interface surface, the sensing device senses indicating data indicative of the drawing field and generates movement data indicative of the sensing device's movement relative to the interface surface. The indicating and movement data are received in the computer system from the sensing device. The drawing field is identified and then the computer software is operated at least partly in reliance on the movement data, and in accordance with instructions associated with the drawing field.

Abstract: A three-dimensional information sensor device is disclosed in which sensor coils thereof are sequentially selected by a control section. Signals are communicated between indicating coils of a three-dimensional information indicating device and sensor coils by electromagnetic coupling. The signals received by each of the selected coils are detected by detecting means. The position and the direction of the indicating device in a three-dimensional apace are calculated by control means based on the detected signals.

Abstract: Control Device for Manual Hold by Either Hand, Disposable on Either Side, on the Tilt, in a shell casing of which the cross section is nearly trapezoidal, with the larger hypotenuse that is defined by two non-parallel inclusion angles accounting for a laydown face on a relatively right hand side or relatively left hand side, and with the two remaining sides or the larger one of these, of the shell casing defined nearly trapezoidal across its section accommodating the control interface for manual operation, by the hand hold, steadily, using either right hand or left hand as appropriate, to the device is added an optional feature in the form of an adjunct ring snap fixture serving to prevent the present control device from dropping incidentally once the fingertip is withdrawn.

Abstract: An optical mouse has a light emitting diode (LED) and a projecting lens located on a reflection path of the LED so as to project the light of the LED to the sensor. After the sensor picks up the signal from the LED, the signal is readily sent to the computer so as to simplify the structure and reduce the manufacturing cost of the optical mouse.

Abstract: The present invention relates to a new office mouse design especially using a mouse button to activate, open files and edit or design a completely new function of MicroSoft Office software series. The new office mouse comprises of five-buttons mouse or a common mouse wherein the activating button is the middle button of the five-buttons mouse, the special left button consists of the file opening button, the special right button consists of the editing or designing button; or specially design in advance the expansion key of a common mouse key with a menu selection function. Hence, the new practical use of the present invention provides a convenient, rapid, approachable and relaxing operation and simultaneously, increases value of the mouse products.

Abstract: The present invention is a cursor control device to be used in conjunction with a computer, receiver or other processing unit that allows for convenient and comfortable use while being hand held or while resting on the desk top. The cursor control device being comprised of a body with a shape for fitting in a user hand so a user can operate the cursor control device in hand held and desk top uses. The body also being comprised of a cursor control, at least one button, and having a control circuit inside the body which is connected to at least one button and the cursor control. The device further having a communication link connectable between said control circuit and a processing unit.

Abstract: An optical mouse has a light emitting diode (LED) and a projecting lens located on a reflection path of the LED so as to project the light of the LED to the sensor. After the sensor picks up the signal from the LED, the signal is readily sent to the computer so as to simplify the structure and reduce the manufacturing cost of the optical mouse.

Abstract: The invention embodies touch identification techniques to aid in recognizing computer keyboard keys. This method of key signing will reduce normal typing time for keyboarders by eliminating the need for visual confirmation of hard to reach keys or troublesome keys. According to the invention, the keys are identified using touch sensitive attributes. These include a difference in texture, elevation, material, or temperature, a vibration sensor, a plurality or combination of these, and any other method that alters keyboard key properties for the purpose of touch recognition. The identifier must have a contrast of physical properties significant enough such that the key can be recognized without looking.

Abstract: An assembly for pivotally mounting a touch screen subassembly (39) to a housing (21). An enclosure (4) containing the touch screen (40) is pivotally mounted to hinge plates (30, 32). Washers (70, 72, 74, 130) and fasteners (76, 131) hold the enclosure to the hinges and apply an intermediate braking force that inhibits movement of the subassembly will the touch screen is normally depressed to actuate one of its buttons and that allows movement when a force is applied to deliberately move the assembly. A lock assembly with a moving latch (84) holds the touch screen subassembly in either the fully inclined or full upright positions when the subassembly is so positioned until a user manually actuates the latch.

Abstract: An electronic apparatus 20 is of a portable type and has a thin body integral with a display screen holdable by both hands HR, HL of a user for viewing purposes. Disposed on a front of the body 21 are a flat display panel 22 and various operation buttons 23-27, and first and second touch sensors 28 and 29. The first touch sensor 28 is disposed on the apparatus at a position where when the body 21 is held by both the hands of the user, a touch surface of the first sensor 28 is easily operated vertically by a finger of the user's right-hand HR whereas the second touch sensor 29 is disposed at a position where when the body 21 is held by both the hands of the user, its touch surface is easily operated horizontally by a finger of the user's left-hand HL (FIG. 1).

Abstract: The present invention relates to a method and apparatus for enhancing a display on a fuel dispenser. The method includes providing a fuel dispenser with a display containing an image. The size of the image on the display can be enlarged. Also, the size of the image on the display can be reduced in size. Furthermore, the color of the image on the display can be changed.

Abstract: A driver circuit of an LCDM is disclosed. The driver circuit contains a driving unit and a transformer unit. When the LCDM needs to drive a plurality of inverters, the driving unit sends out a driving voltage in an asynchronous way to drive the transformer unit. The transformer unit amplifies the driving voltage and sends it to the lamps. The invention thus achieves the goal of driving the LCDM using different timings within a work period.

Abstract: A gamma correction circuit (224) and method of gamma correction. The gamma correction circuit (224) comprises a plurality of digital-to-analog converters (DACs), each DAC having an output, and a register (226) with an output coupled to provide input information to each of the DACs. The output of each of the DACs provides an analog voltage which can be used for gamma correction. A source driver (222) is coupled to each of the DAC outputs. The gamma correction circuit (224) and the source driver (222) may be integral to the same integrated circuit chip.

Abstract: It is one objective of the present invention to provide a portable video display apparatus for which the optimum picture quality can always be provided, without a complicated operation being required and without the load imposed on a CPU being increased by the execution of a program.

Abstract: An image displaying device is provided with at least one light source for emitting a light beam, a modulating system that modulates the light beam in accordance with a video signal, a wavefront curvature modulating system that modulates a wavefront curvature of the light beam, a scanning system that scans the modulated light beam modulated, and an optical system that directs the scanning light beam scanned to a pupil of an observer, thereby forming an image corresponding to he video signal on a retina of an observer. The wavefront curvature modulating system is configured to vary the divergence of the beam incident on the scanning system.

Abstract: In portable information processing devices, such as notebook computers, that can run on batteries and are capable of receiving digital broadcasting, enable setting an optimal operating state by predicting, in accordance with digital-broadcast reception status, how long listening and viewing will be possible.

Abstract: An organic light emitting diode (OLED)/polymer OLED (PLED) displays and operation with a precharge latency. Particularly, precharging operation of such a display device with a precharge switch latency. According to the operation, a capacitive aspect of a display element is precharged, and the display element is activated so as to conducting a current therethrough. The precharging is terminated after the activation of the display element. Then a current is supplied and conducted through the display element for exposure of the display element. In this operation, a precharge droop that may occur during the transition between precharge and exposure can be avoided or minimized.

Abstract: Systems and methods of switching between internal and external display adapters in a portable computer system are described. In one aspect, a graphics controller is configured to convert video output signals that are received from a processing unit into locally-generated video control signals and to selectively transmit to a local video display the video control signals that are generated locally or video control signals that are received from a docking station interface. In this way, when undocked, a portable computer unit may drive the local video display with a local adapter that is optimized for mobile usage (e.g., enhanced power management) and, when docked, the portable computer unit may drive the local video display with a higher performance external display adapter, which typically is not constrained by power management considerations.

Abstract: A method for determining transparency of images in extraction comprises various steps, including set transparent areas in Image 1 to black; set transparent areas in Image 2 to white; to perform an “exclusive or” operation on Image 1 and Image 2: subtract 1 from the resulting bitmap of the “exclusive or” operation, wherein the resulting bitmap after the “subtraction” operaton is called first mask bitmap; fill a first temporary bitmap with pixels all set to (254, 254, 254); perform an “exclusive or” operation on the first temporary bitmap and the bitmap for Image 1; fill a second temporary bitmap with pixels all set to (0, 0, 0); divide the resulting bitmap of the “exclusive or” operation on the first temporary bitmap and the bitmap for Image 1 by the second temporary bitmap, wherein the resulting bitmap after the “division” operation is called second mask bitmap; perform an “or” operation on the second mask bitmap and the origi