44th week of 2008 patent applcation highlights part 26 |
Patent application number | Title | Published |
20080266241 | Backlight driving device and display - A backlight driving device for driving a backlight that illuminates a display panel is disclosed. The backlight driving device includes: a luminance data input device into which luminance data indicated by a video signal is entered; a drive signal-generating device configured to create a drive signal; a power supply device configured to supply electric power to the backlight according to the drive signal so as to drive the backlight; a video signal decision device configured to make a decision as to whether each value of the luminance data entered into the luminance data input device is smaller than a given value; and a thinning-out device configured to thin out components of the drive signal when the video signal decision device has determined that the value of the luminance data is smaller than the given value and supply the thinned drive signal to the power supply device. | 2008-10-30 |
20080266242 | Display device having multiplexing resistors within resin layer - A display element for a display device includes a display mechanism and a resin layer. One or more busbars and one or more multiplexing resistors are disposed within the resin layer. The multiplexing resistors are communicatively connected to one or more address lines to permit the display element to be addressed by selective assertion of the address lines in a multiplexing manner. | 2008-10-30 |
20080266243 | Electrophoretic Display Panel - An electrophoretic display panel ( | 2008-10-30 |
20080266244 | Dual Sided Electrophoretic Display - A dual-sided electrophoretic display ( | 2008-10-30 |
20080266245 | ELECTROPHORETIC DISPLAYS WITH CONTROLLED AMOUNTS OF PIGMENT - An electrophoretic medium has walls defining a microcavity containing an internal phase. This internal phase comprises electrophoretic particles suspended in a suspending fluid and capable of moving therethrough upon application of an electric field to the electrophoretic medium. The average height of the microcavity differs by not more than about 5 μm from the saturated particle thickness of the electrophoretic particle divided by the volume fraction of the electrophoretic particles in the internal phase. | 2008-10-30 |
20080266246 | TRAVERSING GRAPHICAL LAYERS USING A SCROLLING MECHANISM IN A PHYSICAL DESIGN ENVIRONMENT - Z-axis display navigation in the design automation process of physical design, development and manufacturing of integrated circuits includes pre-selecting, using a computer mouse connected to a computer workstation processor, viewable graphical layout layers desired by a design layout debugging operator to view during an integrated circuit (IC) design debugging process. After selecting the desired viewable graphic layout layers, the layout operator uses the mouse to traverse the pre-selected viewable graphical layout layers displayed, by changing the input scrolling pattern of the mouse to scroll forward, backward, diagonally and from side to side in a plurality of directions, where a curser on the layout screen will correspondingly move in the plurality of directions in the pre-selected viewable graphical layout layers on the layout screen corresponding to the movement of the mouse by the operator. | 2008-10-30 |
20080266247 | WIRELESS CONTROL OF MULTIPLE COMPUTERS - A system comprises a plurality of computers, a first wireless input device adapted to control any of the computers via wireless communication, and selection logic coupled to the first wireless input device. The selection logic enables a user to select one of the computers to be controlled by the first input device. | 2008-10-30 |
20080266248 | COORDINATE INFORMATION PROVIDING METHOD AND VIDEO APPARATUS THEREOF - A method for providing coordinate information to an external device and a video apparatus thereof. The coordinate information providing method includes receiving coordinate information input by a user from an input device; and transmitting a coordinate information delivery message containing the coordinate information input through the input device, to an external device connected according to a High Definition Multimedia Interface (HDMI) Consumer Electronics Control (CEC) specification. Accordingly, the video apparatus can control the external device by transferring the coordinate information to the external device. | 2008-10-30 |
20080266249 | Medical overlay mirror - Medical overlay mirror methods and related systems. | 2008-10-30 |
20080266250 | METHOD AND APPARATUS FOR DYNAMICALLY ADJUSTING GAME OR OTHER SIMULATION DIFFICULTY - A method for use with a simulation includes running the simulation, receiving information from a control interface used by a user to interact with the simulation, analyzing the received information, forming at least an indication of the user's level of skill based on the analysis of the received information, and adjusting a difficulty level of the simulation based on the indication of the user's level of skill. A storage medium storing a computer program executable by a processor based system and an apparatus for use with a simulation are also disclosed. | 2008-10-30 |
20080266251 | CURSOR CONTROL DEVICE AND METHOD FOR AN IMAGE DISPLAY, AND IMAGE SYSTEM - A cursor control device for an image display includes a first sensing unit, a second sensing unit and a switching device. The first sensing unit is for detecting a first displacement of the cursor control device with respect to a surface and calculating a first coordinate variation of a cursor on the image display according to the first displacement. The second sensing unit is for sensing an object, detecting a second displacement of the cursor control device with respect to the object and calculating a second coordinate variation of the cursor on the image display according to the second displacement. The switching device switches output between the first coordinate variation and the second coordinate variation. The present invention further provides an image system and a cursor control method for an image display. | 2008-10-30 |
20080266252 | SYSTEM AND METHOD FOR CORRECTING POSITIONING AND TRIGGERING ERRORS FOR AIM-AND-TRIGGER DEVICES - A system and method for correcting mispositioning of an aiming device including extracting features from an information stream which includes position information for an aiming device and comparing the features with feature profiles to determine modifications to remediate mispositioning actions. The information stream with the modifications is provided as a basis for actions of the aiming device. | 2008-10-30 |
20080266253 | SYSTEM AND METHOD FOR TRACKING A LASER SPOT ON A PROJECTED COMPUTER SCREEN IMAGE - A system and method for tracking a laser spot on a projected computer screen image computes a projective transformation matrix using the projected computer screen image electronically captured in a frame of image data. The projective transformation matrix is computed by fitting a polygon to a contour of each graphical object in the frame of image data and determining whether the polygon for each graphical object satisfies a set of predefined parameters to find a candidate polygon that corresponds to an outline of the projected computer screen image in the frame of image data. | 2008-10-30 |
20080266254 | Control System for a Remote Vehicle - A control system for operation of a remote vehicle comprises a twin-grip hand-held controller having a volume of less than 1 liter and a weight of less than 1 lb. The twin-grip hand-held controller includes: a left grip shaped to be held between a user's left little finger, ring finger, and the ball of the thumb, leaving the user's left index finger, middle finger, and thumb free; a left control zone adjacent to the left grip, including a first analog joystick and a first 4-way directional control manipulable by the left thumb, and a left rocker control located on a shoulder portion of the controller; a right handed grip shaped to be held between the user's right little finger, ring finger, and the ball of the thumb, leaving the user's left index finger, middle finger, and thumb free; a right control zone adjacent the right grip, including a second analog joystick and a second 4-way directional control manipulable by the right thumb, and a right rocker control located on a shoulder portion of the controller; a tether zone between the left control zone and the right control zone, including a tether anchor configured to tether the hand controller between the left grip and the right grip and to permit the hand controller to hang with the left grip and right grip pointing upward; a tether extending from the tether anchor to the right shoulder of an operator, the tether including a strain relief section. A quick-release pad is worn on an operator's chest, the quick-release pad including a first fastener for affixing the quick-release pad to available mounts on the operator, and a second quick-release fastener for holding the hand-held controller to the quick-release pad to be readily removable by pulling on the hand-held controller. | 2008-10-30 |
20080266255 | Switching display mode of electronic device - One embodiment receives a single click from a user to switch an electronic device between a mouse mode and a touch mode. | 2008-10-30 |
20080266256 | Keyboard, mouse and video switch system - A wireless keyboard and mouse switch system includes a wireless keyboard/mouse set and a server side wireless receiver. The wireless keyboard/mouse set transmits a server selection signal and a user input data wirelessly. The server side wireless receiver is connected to a host server computer and receives the server selection signal. The server selection signal selects the server side wireless receiver to receive the user input data and to send the user input data to the host server computer. | 2008-10-30 |
20080266257 | User motion detection mouse for electronic device - A mouse for an electronic device comprises a housing to receive component therein; a display attached on the housing for displaying, wherein the display includes image icon to perform pre-determined function; a user motion detecting device attached on the display for detection the motion of user finger; a controller received in the housing for generating a control signal in responsive to the user motion detection. | 2008-10-30 |
20080266258 | MOUSE HAVING COMPOSITE SWITCH DEVICE - The present invention relates to a mouse having a composite switch device. The composite switch device includes a push button, a multi-stage sliding switch unit and a tactile switch unit. By moving a single push button to different positions, the use modes of the mouse will be switched. | 2008-10-30 |
20080266259 | WIRELESS MOUSE HAVING STORING STRUCTURE FOR STORING WIRELESS SIGNAL RECEIVER THEREIN - The present invention relates to a wireless mouse having a storing structure for storing a wireless signal receiver therein. The wireless mouse includes an upper housing, a wireless signal receiver, a lower housing and a torsion spring. The lower housing has a depression structure for receiving the wireless signal receiver therein. A perforation is disposed in a sidewall of the lower housing and communicated with the depression structure. Due to the torsional force resulting from said torsion spring, the wireless signal receiver is clasped and fixed in the depression structure. | 2008-10-30 |
20080266260 | Apparatus Having Handwriting and Mouse Input Functions - An apparatus having handwriting input and the mouse functions is an external input device of computer field. A handwriting screen is amounted inside a mouse body, and the handwriting screen is connected to a processor. An optical displacement sensor is connected to the processor or can also be located therein. USB interface unit is connected to the processor or can also be located therein. The optical displacement sensor is used to acquire relative coordinate information when the apparatus moves, and the handwriting screen is used to acquire handwriting trace information. The processor is directly connected to USB external interface of the computer through its connection or its embedded USB interface unit to establish a communication. The present invention relates to a structure of the apparatus divided into two parts, i.e. the mouse and the handwriting screen. The present invention has both the mouse and the handwriting input functions, and can implement the mouse and the handwriting input operation at any moment while employ a resistance screen to prevent influence of humidity. Its structural design is reasonable, so its operation is convenient, its bulk is small, and it can be carried conveniently. | 2008-10-30 |
20080266261 | Keystroke Error Correction Method - An electronic device and method of correcting keystroke errors in which a sequence of characters entered by actuating text character keys on a keyboard is checked against at least one database to determine if there is at least one word in the at least one database that begins with the sequence of words. Where no such words are found in the at least one database, a table of text character key locations is accessed to locate text character keys adjacent to each of the text character keys actuated to enter the sequence of characters, and one at a time, each character of the sequence of characters is substituted with a character corresponding to a text character key found to be adjacent to the text character key corresponding to the substituted characters, thereby creating one or more alternate sequences of characters. The alternate sequences of characters are checked against the at least one database to determine if there is at least one word in the at least one database that begins with any of the alternate sequences of characters. | 2008-10-30 |
20080266262 | Shared symbol and emoticon key and methods - The present invention provides systems and methods for using a dedicated shared emoticon and symbol key on a keypad of a mobile electronic device. The shared key is adapted to access a menu of multiple symbols and emoticons using a toggle input and can be accessed with minimal user input and minimal user manipulation and displayed to a user or message recipient. | 2008-10-30 |
20080266263 | Human-To-Mobile Interfaces - A method of character recognition for a personal computing device comprising a user interface capable of receiving inputs that are to be recognised through data input means which are receptive to keyed, tapped or a stylus input, said device being adapted to facilitate a reduction in the number of physical keying actions, tapping actions or gestures required to create a data string to less than the number of characters within said data string: storing a set of data strings each with a priority indicator associated therewith, wherein the indicator is a measure of a plurality of derivatives associated with the data string; recognising an event; looking up the most likely subsequent data string to follow the event from the set of data strings based on one or more of the plurality of derivatives; ordering the data strings for display based on the priority indicator of that data string; if the required subsequent data string is included in the list selecting the required subsequent data string; if the required subsequent data string is not included in the list entering a event and repeating steps b to e; updating the priority indicator of the selected data string; updating the set of data strings based on the updated priority indicator. | 2008-10-30 |
20080266264 | ELECTRONIC DEVICE AND A METHOD IN AN ELECTRONIC DEVICE - An electronic device ( | 2008-10-30 |
20080266265 | TOUCH PAD CONTROL PANEL LOCATED IN THE CENTER CONSOLE OF A VEHICLE - The present disclosure provides a moveable touch pad that opens out of a center console armrest and is operable to control a navigation unit or other vehicle functions. Advantageously, locating a control touch pad unit in the center console armrest provides an ergonomically desirable solution for the vehicle's driver. The touch pad can be stored in the vehicle's center console armrest, and the touch pad is configured to move fore and aft for comfortable driver access. Additionally, the control touch pad unit can be utilized to control other vehicle functions, such as audio, climate settings, odometer settings, lighting, mobile phones, and the like. | 2008-10-30 |
20080266266 | Touchscreen for detecting multiple touches - A touchscreen system comprises a touch area. At least one transmitter is positioned proximate to outer edges of the touch area for transmitting first beams in a first direction. At least one beam splitter is positioned proximate to the outer edges of the touch area for splitting the first beams into at least second and third beams that travel through the touch area in at least second and third directions, respectively. The at least one beam splitter comprises a plurality of deflecting elements. Receivers are positioned proximate to the outer edges of the touch area for receiving the at least second and third beams. | 2008-10-30 |
20080266267 | Pen for touch pad of a laptop - A pen for the touch pad of a laptop includes a conductive penholder, wherein a conductive pen head is installed on one end of the conductive penholder, and a smooth layer is located on the surface of the conductive pen head. The conductive pen can deliver the static electricity from a human's body through the conductive pen to the touch pad of a laptop computer. It replaces the original operation in which a user uses their finger to touch the touch pad of the laptop. It is convenient for the user and the user can operate it for a long time. The problems caused by the user's sweat re avoided. The opposite end of the conductive penholder can be installed with a PDA pen, a ball-point pen, a laser, or a pencil. The function of the present invention is therefore versatile. | 2008-10-30 |
20080266268 | TOUCHPAD COVER APPARATUS AND ELECTRONIC DEVICE USING THE SAME - An electronic device includes a base, a touchpad and a touchpad cover apparatus for covering an operating surface of the touchpad. The touchpad is fastened to a bottom plate of the base. An opening is defined in the shell for revealing the operating surface of the touchpad. The touchpad cover apparatus includes a rail guide extending from a bottom surface of the shell and a touchpad cover. A pair of parallel guiding channels is defined in the rail guide. The touchpad cover is slidably inserted between the pair of parallel guiding channels, being slidable between a first position such that the operating surface of the touchpad is revealed through the opening of the shell, and a second position such that an operating surface of the touchpad is covered by the touchpad cover. | 2008-10-30 |
20080266269 | PORTABLE TOUCH-TYPE KEYBOARD - Disclosed herein is a portable touch-type keyboard in which touch type electrodes are included in a printed circuit board (PCB) and keys each having a pad shape are formed on a flat plate in correspondence with the touch type electrodes so as to transmit/receive a signal to/from an external device via wired/wireless communication such that key data indicating a character or a function can be input. The portable keyboard includes a pad key touch panel including a plurality of pad type touch electrodes contained in predetermined containing spaces of a printed circuit board (PCB) and pad keys formed on an upper plane in correspondence with the touch electrodes, and a signal operation module which processes signals received from the plurality of pad keys, generates a key signal, and transmits the key input signal to an external device via wired/wireless communication. Accordingly, it is possible to provide a keyboard which is used for typewriting, has a small total size due to the decrease of the size of keypads, and includes a plurality of keys arranged therein. It is possible to provide a portable keyboard which is capable of transmitting key input data to an external device via wired/wireless communication and being folded or wound when a flexible printed circuit board (FPCB) is employed. | 2008-10-30 |
20080266270 | Electrostatic Pad Apparatus and Information Processing Apparatus - According to one embodiment, an electrostatic pad apparatus comprising: a pad portion that includes a touch detecting area having a ringed shape, the touch detecting area being partitioned into a plurality of areas including a first area and a second area, the areas being arranged along a circumferential direction of the touch detecting area; and a controller that outputs a first command when a touch operation is input to the first area and outputs a second command when a touch operation is input to the second area. | 2008-10-30 |
20080266271 | Input System - A user input system ( | 2008-10-30 |
20080266272 | Luminous touch sensor - A luminous touch sensor includes a major surface on the touch sensor, a thin plastic sheet overlying at least a portion of the major surface, and at least one light emitting diode optically coupled to the plastic sheet. The light emitting diode emits light from an edge into an edge of the plastic sheet, which acts as a light guide and redirects the light away from the major surface. The touch sensor can be opaque or transparent, with the plastic sheet positioned accordingly. | 2008-10-30 |
20080266273 | INTERACTIVE DISPLAY SYSTEM - An interactive display system including a touch sensor overlay having at least one sheet with integrated patterned transparent conductors configured to signal touch data. The interactive display system further including a display assembly and an optical layer interposed the touch sensor overlay and the display assembly. | 2008-10-30 |
20080266274 | METHOD OF DRIVING A DISPLAY PANEL - A method for driving a display panel is provided. First, a first gate line is enabled and a first data is provided to a sub-pixel coupled to the first gate line at a first time duration in a frame period. Next, the first gate line is enabled and a second data is provided to the sub-pixel coupled to the first gate line at a second time duration in the frame period. Herein, the first time duration precedes the second time duration. Further, the second data is a display data of the sub-pixel coupled to the first gate line, and the first data is a display data of a sub-pixel coupled to a second gate line. | 2008-10-30 |
20080266275 | SHIFT REGISTER AND LIQUID CRYSTAL DISPLAY - A shift register is for generating scan signals. Each stage of the shift register comprises a first level lifting unit and at least a second level lifting unit, a first level lowering unit and at least a second level lowering unit, first and second driving units. The first level lowering and lifting units are for controlling the levels of signals at the first output terminal to output a first scan signal. The second level lowering unit and second level lifting unit are for controlling the levels of signals at the second output terminal to output at least a second scan signal. The first and second driving units are for turning on and off the first and the second level lifting units and the first and the second level lowering unit to control the first and second scan signals. | 2008-10-30 |
20080266276 | DATA DRIVER AND DISPLAY APPARATUS HAVING THE SAME - A display apparatus including a display driver. The data driver includes a converter to receive and convert image data in digital form into data voltages in analog form, and to provide the data voltages to output buffers. The output buffers receive and buffer the data voltages based on bias voltages generated as part of a feedback path between a bias voltage control circuit and the output buffers. The data voltages are provided to a display part. Before the data voltages output from the output buffers are provided to the display part, the bias voltage control part receives data voltage from the output buffers to count a slew rate of the data voltage, and varies the voltage level of the bias voltage based on the counted result of the slew rate, thereby providing feedback to the output buffers. Accordingly, differences of the slew rate between the data voltages output from the output buffers may be decreased. | 2008-10-30 |
20080266277 | METHOD OF DRIVING DISPLAY PANEL AND DRIVING DEVICE THEREOF - Disclosed is a method and device of driving a display panel, which is capable of suppressing complexity and increase of circuit scale of the driving device, and performing a control to prevent a cathode reset method or a scanning operation from being performed when all anode data are black and thus prevent unnecessary parasitic capacitance from being pre-charged, which may result in alleviation of pseudo emission and reduction of power consumption. The driving device of the display panel includes an anode driver and a cathode driver connected to a display panel including EL elements arranged at intersections of a plurality of anode lines and a plurality of cathode lines. In a process of controlling the pre-charging of parasitic capacitance of the EL elements connected to a selected cathode line, when a “0” detecting means detects that all data of the plurality of anode lines are zero, a control mechanism switches all the cathode lines including the selected cathode line to “H” during a scanning period, based on a result of the detection. | 2008-10-30 |
20080266278 | COLOR CHOLESTERIC LIQUID CRYSTAL DISPLAY DEVICES AND DRIVING METHODS THEREOF - Color cholesteric liquid crystal display devices and driving methods thereof are provided. A color cholesteric liquid crystal display device includes a color cholesteric liquid crystal display panel with a plurality of sub-pixels. A driving module exerts a first voltage on a portion of sub-pixels of the color cholesteric liquid crystal display panel to hold displaying states of the biased sub-pixels. An input element exerts pressure on the color cholesteric liquid crystal display panel to change displaying states of the unbiased sub-pixels. | 2008-10-30 |
20080266279 | PLASMA DISPLAY APPARATUS AND METHOD OF DRIVING THE SAME - A plasma display apparatus and a method of driving the same are disclosed. The plasma display apparatus includes a data driver that supplies a data signal to a plasma display panel and an energy supply/recovery unit. The energy supply/recovery unit includes an energy supply unit including a first coil connected to the data driver and supplying an energy to the plasma display panel, an energy recovery unit including a second coil connected to the data driver and recovering an energy from the plasma display panel, and an energy storing unit connected to the energy supply unit and the energy recovery unit. The energy storing unit stores the supplied energy or the recovered energy. | 2008-10-30 |
20080266280 | Plasma display and control method thereof - A plasma display and a driving method thereof are disclosed. The plasma display includes a scan electrode, a scan integrated circuit, and a voltage supply unit. The scan integrated circuit applies a scan voltage and a non-scan voltage to the scan electrode during an address period. The voltage supply unit gradually decreases a voltage at the scan electrode to a first voltage during a reset period and supplies the scan voltage to the first terminal during the address period. The voltage supply unit includes a voltage generator that is connected to the first terminal to generate a second voltage by using the scan voltage during the reset period, and a first capacitor that is connected to the voltage generator, the first terminal, and a power source input terminal of the scan integrated circuit, and uses the second voltage supplied from the voltage generator to drive the scan integrated circuit. | 2008-10-30 |
20080266281 | Gamma voltage output circuit and liquid crystal display device having same - An exemplary gamma voltage output circuit ( | 2008-10-30 |
20080266282 | LIGHT EMITTING DISPLAY - A light emitting display includes a substrate, a pixel area, a first power source line to supply a first power signal to each pixel on a first side of the pixel area, a second power source line to supply the first power signal to each pixel on a second side of the pixel area, and an impedance compensator for compensating a difference in a voltage drop between the first power source line and the second power source line. A voltage drop caused by line resistance that depends on the length of the first and second power source line that supply the first power signal to a lower and upper side of a pixel area, respectively, is equalized, thereby minimizing the voltage drop of the first power signal supplied to all pixels, and minimizing non-uniformity of brightness due to the voltage drop differences at each pixel. | 2008-10-30 |
20080266283 | Led Drive Circuit - An LED driving circuit that can improve characteristics is provided. An LED driving circuit | 2008-10-30 |
20080266284 | Method for Driving LCD Panel - A method for driving an LCD panel having a plurality of pixels corresponding to a matrix includes receiving an image data, setting polarities of the plurality of pixels according to an LCD panel driving procedure, dividing the plurality of pixels into a plurality of groups by lines of the matrix according to polarities of pixels corresponding to a column of the matrix, and sequentially scanning the pixels of the groups, so as to show the image data. | 2008-10-30 |
20080266285 | PLASMA DISPLAY DEVICE AND DRIVING METHOD THEREOF - A plasma display device including: a display panel for displaying an image according to a driving signal converted from an external image signal; a logic controller for measuring a temperature of the display panel for comparison with a temperature section information having at least two temperature sections, generating a driving control signal for changing the driving signal when the temperature of the display panel changes to a temperature of a different temperature section, and calculating a changing condition included in the driving control signal for determining a changing time of the driving signal; and a driver for supplying the driving signal that is changed according to the temperature section at the changing time determined by the changing condition of the driving control signal. | 2008-10-30 |
20080266286 | GENERATION OF A PARTICLE SYSTEM USING A GEOMETRY SHADER - A geometry shader of a graphics processor is configured to generate at least a portion of a particle system. The geometry shader receives vertex data including a reference set of vertices. The geometry shader also receives control data including information on how to create additional vertices for the particle system using the vertex data. The geometry shader processes the vertex data and control data to generate the additional vertices for the particle system. In some embodiments, the control data also includes information on other attributes of the generated vertices. | 2008-10-30 |
20080266287 | DECOMPRESSION OF VERTEX DATA USING A GEOMETRY SHADER - A geometry shader of a graphics processor decompresses a set of vertex data representing a simplified model to create a more detailed representation. The geometry shader receives vertex data including a number of vertices representative of a simplified model. The geometry shader decompresses the vertex data by computing additional vertices to create the more detailed representation. In some embodiments, the geometry shader also receives rules data including information on how the vertex data is to be decompressed. | 2008-10-30 |
20080266288 | ElementSnapshot Control - An ElementSnapshot control receives an element from windows presentation foundation (WPF) that is used to render a bitmap image. A determination is made by the control whether or not the bitmap image has been previously generated. If the bitmap image has been previously generated, the control retrieves the generated bitmap. If the image has not been previously generated, the control supplies the element to a native WPF class in order to generate the bitmap of the element. The generated bitmap is then rendered into a WPF scene. | 2008-10-30 |
20080266289 | MOBILE COMMUNICATION TERMINAL FOR CONTROLLING DISPLAY INFORMATION - A mobile communication terminal and a method of controlling display of a webpage thereof are disclosed. When a web browser is initiated to gain access to a webpage, the web browser screen is formed as a 3D polyhedron structure and a plurality of webpage screens are displayed on a plurality of facets of the 3D polyhedron structure. Therefore, a user is provided with various webpage screens on the web browser. Since different webpage screens are displayed on the plurality of facets of the polyhedron structure, the user is able to access a desired webpage screen easily in a single step. | 2008-10-30 |
20080266290 | Container3D Control - A Container3D control generates three dimensional (3D) models within a WPF scene. The control collects the objects supplied either explicitly through an Items property or via data binding a data collection to an ItemSource property. Once the objects are collected, 3D models for each of the collected objects are dynamically generated along with a 3D transform indicating the position of the generated 3D models. The 3D transform is used to determine positions in the WPF scene for each 3D model. | 2008-10-30 |
20080266291 | Restricting smoothing operations on a three-dimensional geometric primitive according to a surface normal - Smoothing operations on a three-dimensional geometrical primitive, such as a mesh, are restricted by filtering the set of smoothing vectors to apply a user-selected restriction to the set of vectors. The user-selected restriction limits the set of smoothing vectors according to a normal of a surface corresponding to the primitive. The filtered set of vectors are applied to the primitive to smooth the primitive. Thus, smoothing may be applied proportionally to the convexity or concavity of the surface. Smoothing also may be applied to move a control point of the primitive, such as a vertex in a mesh, only in a direction parallel to the normal of the surface at that control point or perpendicular to the normal of the surface at that control point. Each control point also may be reprojected after smoothing onto the original surface along the normal of the smoothed surface, or the normal of the original surface. | 2008-10-30 |
20080266292 | Decorating computer generated character with surface-attached features - A computer generated character is decorated with skin-attached features in computer graphics by defining a skin surface of the computer generated character. The skin surface is defined using a set of one or more connected parametric surfaces. Feature locations for the features are placed on the defined skin surface. Guide locations for guides are placed on the defined skin surface. The skin surface is partitioned into a plurality of cells. Each cell has a set of vertices. The set of vertices for each cell is a set of the guide locations. Interpolation weights are determined for the feature locations using the guide locations and the plurality of cells. | 2008-10-30 |
20080266293 | METHOD FOR CONVERTING POLYGONAL SURFACES TO LEVELSETS - A method for use in computer graphics includes receiving data defining an explicit surface representation of three-dimensional (3D) geometry and casting a ray into the explicit surface representation. For each point where the ray intersects the explicit surface, a direction of the ray is compared to a direction of a surface normal of the explicit surface at that point, and then a count is incremented or decremented based on a first rule that uses a result of the comparison at that point. Then, for one or more voxels corresponding to the ray, data is generated for each voxel that indicates the voxel is either inside or outside of the explicit surface based on a second rule that uses a value of the count at that voxel. Another method includes defining a narrow band of voxels near the explicit surface, and then for each voxel in the narrow band, approximating a distance between the voxel and a closest point on the explicit surface by assuming a set of two-dimensional (2D) distances associated with the voxel and a portion of the explicit surface form a triangle. For each voxel outside of the narrow band, a distance to a closest point on the explicit surface is approximated by interpolating the approximated distances in the narrow band. | 2008-10-30 |
20080266294 | 3D Object Scanning Using Video Camera and TV Monitor - A system creates three-dimensional computer models of physical objects by displaying illumination patterns on a display device to incidentally illuminate a physical object. A video camera acquires images of the object illuminated by the patterns. The patterns can include motion and multiple colors for acquiring images with large variations in surface shading of the object. Shading values from acquired images of the object are analyzed to determine the orientation of points on the object's surface. The system evaluates the quality of acquired images and selects patterns tailored to specific attributes of objects. The points' orientations are determined by comparing the points' shading values with an illumination model or shading values acquired from a calibration shading object. A model surface is fitted to the point's orientations. Applications may utilize the model for any purpose, including creating and exchanging customized virtual objects, enhanced object tracking, and videoconferencing applications. | 2008-10-30 |
20080266295 | Virtual trace-multiple view modeling system and method - A system for generating two-dimensional views of a three-dimensional model is provided. The system includes an active building model system generating one or more user-selected two-dimensional views of a three-dimensional building model. A floor plan view location system receives user control data and places a two-dimensional floor plan view in a user-selected location of a viewing window. An elevation view location system receives user control data and places a two-dimensional elevation view in a user-selected location of the viewing window. | 2008-10-30 |
20080266296 | UTILIZATION OF SYMMETRICAL PROPERTIES IN RENDERING - The symmetrical properties of a group of vertices are leveraged to reconstruct the group using vertex data for a subset of the vertices and a set of control data. The subset of vertices is symmetrical to one or more other subsets of vertices in the group, and the control data includes information to reconstruct the one or more other subsets using the vertex data for the first set of vertices and symmetrical characteristics of the group. In some embodiments, reconstruction is performed using a geometry shader in a graphics processor to compute the additional vertices. | 2008-10-30 |
20080266297 | INTELLIGENT POSITIONING OF ITEMS IN A TREE MAP VISUALIZATION - A system for displaying a tree map visualization including a processor, a memory device, and program code resident in the memory device. The program code is executable by the processor to prioritize data in a data set so as to associate a priority with respective elements of the data in the data set, to predefine a pattern that reflects a desired display pattern for the associated priority of the elements of the data in the data set, to generate the tree map visualization that positions within a display space, and to display the tree map visualization on a display device. | 2008-10-30 |
20080266298 | DEVICE AND METHOD FOR GENERATING A TEXT OBJECT - A device and a method for generating a text object, in particular, for a geographic map illustration. The text object comprises a multitude of letters and serves for identifying, for example, a geographic characteristic on the map illustration. The text object comprises several letters, the font sizes or spacings of which are reduced relative to the spacings between the other letters of the text object. The text object can be displayed on monitors with small dimensions, particularly in the field of navigation systems. It is also possible to display larger text objects such as, for example, long street names on small navigation monitors such that they can be easily recognized without occupying valuable monitor space required for other purposes. | 2008-10-30 |
20080266299 | METHOD FOR PREDICTIVELY SPLITTING PROCEDURALLY GENERATED PARTICLE DATA INTO SCREEN-SPACE BOXES - A method for use in rendering includes receiving an input particle system, an instancing program, and a number indicating a maximum number of particles to be stored in memory, providing an input particle count representative of at least a portion of the input particle system to at least one operator for the instancing program, running the at least one operator in a prediction mode to generate an output particle count, comparing the output particle count to the number indicating a maximum number of particles to be stored in memory, and spatially splitting a bounding box representative of the input particle count in response to the output particle count being greater than the number indicating a maximum number of particles to be stored in memory. | 2008-10-30 |
20080266300 | Scalable High Performance 3D Graphics - A high-speed ring topology. In one embodiment, two base chip types are required: a “drawing” chip, LoopDraw, and an “interface” chip, LoopInterface. Each of these chips have a set of pins that supports an identical high speed point to point unidirectional input and output ring interconnect interface: the LoopLink. The LoopDraw chip uses additional pins to connect to several standard memories that form a high bandwidth local memory sub-system. The LoopInterface chip uses additional pins to support a high speed host computer host interface, at least one video output interface, and possibly also additional non-local interconnects to other LoopInterface chip(s). | 2008-10-30 |
20080266301 | DISPLAY CONTROLLER OPERATING MODE USING MULTIPLE DATA BUFFERS - A display controller unit for controlling a display on a display panel comprises a first set of registers to hold data to be displayed and a second set of registers loadable from the first set of registers. A set of multiplexers has first data inputs coupled to the first set of registers, second data inputs coupled to the second set of registers, and select inputs. Logic circuitry is coupled to the output of the set of multiplexers and to the control inputs of the multiplexers, the control circuitry providing select information to the set of multiplexers and providing waveforms to the display panel to selectively display data from the first set of registers and the second set of registers in accordance with the select information. | 2008-10-30 |
20080266302 | Mechanism for granting controlled access to a shared resource - Disclosed are methods and systems for granting an application-specific integrated circuit (ASIC) in a multi-ASIC environment controlled access to a shared resource. A system includes a first ASIC, a second ASIC, and a shared memory that stores a shared resource and a data set partitioned into fields. The first ASIC writes data to a first subset of the fields and reads data from the fields. The first ASIC includes first logic that computes a first value based on the data read from the fields. The second ASIC writes data to a second subset of the fields and reads data from the fields. The second ASIC includes second logic that computes a second value based on the data read from the fields. Based on the first and second values respectively computed by the first and second logic, only one of the first and second ASICs gains access to the shared resource. | 2008-10-30 |
20080266303 | IMAGE DISPLAY SYSTEM AND METHOD FOR INCREASING EFFICIENCY OF BUS BANDWIDTH - An image display system includes: a frame buffer having a plurality of lines, each of which stores image data and repetition information of the image data; a memory controller in signal communication with the frame buffer for reading the image data and the repetition information from the frame buffer; a display controller in signal communication with the memory controller for regenerating the image data, which is provided from the memory controller, in accordance with the repetition information provided from the memory controller; and a display device in signal communication with the display controller for displaying the regenerated image data, which is provided from the display controller, under regulation by the display controller. | 2008-10-30 |
20080266304 | Display unit and method for displaying multiple images - A display unit includes: a display panel for displaying a plurality of information images; a memory for storing a plurality of image data elements corresponding to the information images; an image memory for storing the image data elements transferred from the memory; and a controller for controlling the display panel to display the information images based on the image data elements in the image memory. The controller transfers a part of the image data elements to the image memory on ahead when the display unit starts to operate, and the controller controls the display panel to display a part of information images on ahead based on the part of the image data elements. | 2008-10-30 |
20080266305 | Display controller for displaying multiple windows and method for the same - A display controller for displaying multiple windows and associated memory access method are provided. The display controller receives a first video source and a second video source for displaying multiple windows, and includes a line buffer, a deinterlacer, a scaler, and a memory interface unit. The line buffer buffers pixel data of a non-overlapped area of a main image associated with the first video source, and pixel data of a sub image associated with the second video source. The deinterlacer is coupled to the line buffer for selectively deinterlacing data in the line buffer. The scaler is coupled to the deinterlacer for selectively scaling data outputted from the deinterlacer. The memory interface unit is coupled to the line buffer for accessing an external memory. | 2008-10-30 |
20080266306 | MEMORY SYSTEM HAVING MULTIPLE ADDRESS ALLOCATION FORMATS AND METHOD FOR USE THEREOF - A memory system having multiple address allocation methods for graphics data in a computer graphics processing system. The memory system includes a plurality of memory arrays, and a format register having a programmable format flag. The status of the format flag indicates the memory address allocation format in which the memory addresses for each of the memory arrays are allocated. An address decoder is coupled to the format register to obtain the status of the format flag in order to determine the address allocation method for an array being accessed. The address decoder is further coupled to receive a requested address for a memory location in one of the memory arrays and then provide a requested memory address to the memory arrays to access. The requested address is translated by the address decoder to the requested memory address according to the memory address allocation format indicated by the format flag status for the memory array. | 2008-10-30 |
20080266307 | Method and System for Enhancing the Sharpness of a Video Signal - The invention relates to a method and a system for modifying input images ( | 2008-10-30 |
20080266308 | Placing skin-attached features on a computer generated character - Skin-attached features are placed on a computer generated character by defining a set of placement points on at least a portion of a skin surface of the computer generated character. For each placement point, a radius is defined for the placement point. For each placement point, a density value is determined for the placement point. The density value is a sum of weighted overlaps with neighboring placement points within the radius of the placement point. The weighted overlaps are functions of the radius of the placement point. The number of placement points in the set of placement points is reduced based on the density values. | 2008-10-30 |
20080266309 | EDGE EFFECT - A method, apparatus, and article of manufacture provide the ability to render an edge effect for an object. An object is obtained in a computer-generated rendering having vector geometry. An interior geometry is created for a fill of the object. Contour geometry is created for an outline stroke that covers an edge of the object. A proximity to the edge of the object is calculated for each pixel of the object and each pixel of the contour geometry. An effect is then rendered based on the proximities. | 2008-10-30 |
20080266310 | System and method for multiple color format spatial scaling - A method, apparatus, and system to scale a color image, the method including determining a color format of image data representative of the color image, the image data being in a pre-processed format and an unprocessed format; and performing a two-dimensional (2-D) image scaling operation on the image data, wherein a plurality of separable one-dimensional filters are applied to the image data to provide a scaled image of the color image and the image scaling operation is the same for the pre-processed formatted image data and the unprocessed formatted image data. | 2008-10-30 |
20080266311 | Computing device entertainment mode system and method - A computing device entertainment mode system comprises a computing device comprising at least one indicator element disposed thereon, the computing device configured to be placed into an entertainment mode of operation such that, in response to being placed in the entertainment mode of operation, an illumination intensity level associated with the at least one indicator element is automatically decreased. | 2008-10-30 |
20080266312 | METHOD FOR DRIVING A DISPLAY - A method for driving a display is disclosed. According to the driving method, a display panel is divided into a plurality of bright regions and a plurality of dark regions, wherein the dark regions and the bright regions are alternately arranged so that the bright regions within the display panel are not adjacent to each other. Next, a full-color frame is divided into four sub-frames, wherein the sub-frames are matched with the four color-orders one by one. In this way, the display randomly displays the sub-frames in a frame period. | 2008-10-30 |
20080266313 | COLOR PROCESSING APPARATUS AND METHOD THEREOF - In order to obtain calorimetric data close to the color appearance under an actual viewing condition, a plurality of conversion data for converting calorimetric data measured under the first geometric condition of colorimetry into that measured under the second geometric condition of colorimetry are held, and the information of a viewing illuminant and calorimetric data measured under the first geometric condition of colorimetry are obtained. Conversion data which corresponds to the information of the viewing illuminant is interpolated from the plurality of conversion data which are held. The calorimetric data measured under the first geometric condition of colorimetry is converted into that measured under the second geometric condition of colorimetry using the interpolated conversion data. | 2008-10-30 |
20080266314 | Nonlinearly extending a color gamut of an image - Color management for extending a received color gamut for display. The received color gamut is expanded by applying a gain to color components. The applied gain varies depending on the saturation of the color component. Highly saturated colors in the received color gamut may accordingly be modified to a larger extent than less saturated colors to increase the vividness of highly saturated colors to the edges of the display's color gamut, while less saturated colors, such as memory colors, receive less gain and therefore are maintained as the same or similar to their original color. | 2008-10-30 |
20080266315 | METHOD AND APPARATUS FOR DISPLAYING IMAGES HAVING WIDE COLOR GAMUT - A method of and apparatus for displaying an image having a wide color gamut are provided. The method includes: receiving a first image of a first color gamut; generating an intermediate image by reducing pixel values of the first image; converting the intermediate image into a second image of a second color gamut; displaying the second image on a display apparatus; and adjusting a brightness of the display apparatus. | 2008-10-30 |
20080266316 | Color processing apparatus and method thereof - In order to obtain an excellent color processing result by calculating an optimal white point in partial adaptation, first white point data which indicates white of a device is input, the first white point data is projected onto a predetermined curve, and white point data in the partial adaptation located on the predetermined curve is calculated using the projected first white point data and the second white point data located on the predetermined curve. Color processing of input color data is performed using the white point data in the partial adaptation, which is corrected in accordance with the positional relationship between the first white point data and projected first white point data, and the color reproduction characteristics of the device. | 2008-10-30 |
20080266317 | Integrated color management - In one embodiment, a display device comprises a timing controller, a first computer readable memory medium coupled to the timing controller and comprising a first color table, a video processor coupled to the timing controller via a communication link and comprising logic to request the first color table from the timing controller, and use data in the first color table to implement a color correction routine. | 2008-10-30 |
20080266318 | Method and Apparatus Processing Pixel Signals for Driving a Display and a Display Using the Same - A method of processing image data comprises receiving input signals for specifying red, green and blue colours of the pixels of a display, performing a per-pixel low pass filtering ( | 2008-10-30 |
20080266319 | Video processing apparatus and method - A video processing apparatus stores video data in a memory, detects, from the video data, (a) a first display region of a first image object displayed for a first predetermined period of time or longer, (b) a first display interval indicating the start to end video frames in which the first image object is displayed, (c) a second display region of a second image object displayed within a predetermined range with reference to the first display region of the first image object, and (d) one or more second display intervals each indicating the start to end video frames in which the second image object is displayed, each second display interval being shorter than the first display interval, and generates a support data items used in at least one of a playback process, edit process, and search process of the video data, based on each second display interval. | 2008-10-30 |
20080266320 | Edit Tool for Line Vector Data - The invention is devised to facilitate the editing of a graphic displayed on a screen. An editing device includes: an edit object display unit for displaying on a screen a graphic to be edited which includes at least one line graphic defined as a line segment extending from a first end point to a second end point an edit graphic display unit for displaying on the screen an edit graphic for editing the line graphic an edit graphic moving unit for moving the edit graphic on the screen in accordance with a user operation; an edit graphic moving unit for moving the edit graphic on the screen in accordance with a user operation; an edit object dividing unit for dividing, in response that the edit graphic contacts a line graphic, the line graphic by generating an end point at a contact point; and an edit object moving unit for moving, in response that the edit graphic is further moved in a direction of a line graphic which contacts the edit graphic, an end point of the line graphic, which contacts the edit graphic in accordance with the movement of the edit graphic. | 2008-10-30 |
20080266321 | System and method for masking and overlaying images in multiple projector system - Various embodiments of a system and method for masking and overlaying images in a multiple projector system are disclosed. | 2008-10-30 |
20080266322 | Composite Photograph Creation System and Composite Photograph Creation Apparatus - A composite photograph creation system creates a composite photograph by pasting a user image at a previously determined user image combination position on a template image. The system comprises: a user terminal which sends the user image to one of transmission destinations independently assigned to a plurality of template images; a reception device which receives the user image sent to the one of transmission destinations; and a composite photograph creation device which creates the composite photograph by pasting the user image received by the reception device, at the user image combination position on one of the template images, in accordance with the transmission destination of the user image. | 2008-10-30 |
20080266323 | Augmented reality user interaction system - An augmented reality user interaction system includes a wearable computer equipped with at least one camera to detect one or more fiducial markers worn by a user. A user-mounted visual display worn by the user is employed to display visual 3D information. The computer detects in an image a fiducial marker worn by the user, extracts a position and orientation of the fiducial marker in the image, and superimposes on the image a visual representation of a user interface component directly on or near the user based on the position and orientation. | 2008-10-30 |
20080266324 | Street level video simulation display system and method - A system and method are disclosed for displaying video on a computing device for navigation and other purposes. Video data is collected by traveling along roads in a geographic area and storing the video data along with data indicating the positions at which the video data had been captured. This captured video data is then used in navigation systems and other devices that provide navigation, routing, or other features. A video is presented to a user on the display of a navigation system (or other device). An application associated with the navigation system uses the previously captured video data to create the video shown to the user. The application selects that video data that shows the end user's position from a vantage point. The application further superimposes an indication on the video at a location that corresponds to the position of the end user. | 2008-10-30 |
20080266325 | METHOD AND APPARATUS OF IMAGE MORPHING AND COMPUTER ACCESSIBLE STORAGE MEDIUM THEREOF - An image morphing method is suitable for generating an intermediate image sequence. First, a control point CP={(p | 2008-10-30 |
20080266326 | AUTOMATIC IMAGE REORIENTATION - Method for automatic image reorientation is disclosed. In an embodiment, the method includes reorienting a displayed image in response to a change in relative orientation of a viewer image with respect to a reference image. The reorientation is performed to compensate, at least partially, for the change in relative orientation of the viewer image. | 2008-10-30 |
20080266327 | METHOD AND APPARATUS FOR ZOOMING IMAGE - A method and apparatus for zooming an image. In the present method, a plurality of scan periods and a plurality of scan data are provided, wherein the i | 2008-10-30 |
20080266328 | Electronic device input control system and method - An electronic device comprises an input translation module configured to translate relative motion of the electronic device into input to an application executing on the electronic device, the application causing image content to be displayed on a display screen of the electronic device, and an input control interface configured to indicate at least one component of the relative motion relative to a reference point. | 2008-10-30 |
20080266329 | MULTI-COLOR DISPLAY DEVICE AND DRIVING METHOD THEREOF - A display device includes; a plurality of pixels which individually display one of a first color, a second color, a third color, and white, a signal processor which receives input image signals corresponding to the first to third colors, modifies color temperatures represented by the input image signals, compensates luminances of the input image signals, and converts the input image signals corresponding to the first to third colors into output image signals corresponding to the first to third colors and white as a result of the modification and compensation, and a data driver which converts the output image signals into data voltages and supplies the data voltages to the pixels. | 2008-10-30 |
20080266330 | DISPLAY DEVICE AND DRIVING METHOD THEREOF - A display device includes pixels which represent first, second and third colors and white, a signal controller which operates a white initial luminance value of the white and first, second and third luminance compensation values of the first, second and third colors based on input image signals of the first, second and third colors, generates a white output image signal of the white based on a sum of at least one portion of the first, second and third luminance compensation values and the white initial luminance value, and generates first, second and third output image signals of the first, second and third colors based on remaining first, second and third luminance compensation values, and a data driver which converts the white output image signal and the first, second and third output image signals into data voltages and supplies the data voltages to the pixels to display an image. | 2008-10-30 |
20080266331 | PROCESSING DEVICE AND PROCESSING METHOD FOR HIGH DYNAMIC CONTRAST OF LIQUID CRYSTAL DISPLAY DEVICE - The present invention relates to a processing device and processing method for high dynamic contrast of a liquid crystal display. The processing device comprises a receiver, an inverter and a source driver integrated circuit connected to a center processing module. The processing method comprises: performing a histogram-statistical processing on a received low-voltage differential signal data; obtaining a backlight source luminance control parameter and a gamma reference voltage parameter of the same frame of picture according to the result of the histogram-statistical processing; controlling the luminance of the backlight source according to the backlight source luminance control parameter; and controlling the voltage of a pixel capacitor on the liquid crystal panel according to the gamma reference voltage parameter. The present invention adjusts the luminance of the backlight source and the gamma reference voltage of the liquid crystal panel respectively, whereby enhancing the dynamic contrast of pictures, improving the LCD in terms of the low contrast and flicker, and saving the power consumption of the backlight source. | 2008-10-30 |
20080266332 | DISPLAY CORRECTION CIRCUIT OF ORGAN EL PANEL - A display correction circuit of an organic EL panel for correcting, for display purposes, a video signal supplied to an organic EL panel, the display correction circuit includes: a linear gamma circuit supplied with a video signal which has been subjected to a predetermined gamma correction, the linear gamma circuit adapted to cancel the gamma correction of the video signal to convert the signal into a video signal having a linear gamma characteristic and adapted to output the resultant signal; a correction circuit supplied with the video signal from the linear gamma circuit; and a panel gamma circuit supplied with the video signal from the correction circuit, the panel gamma circuit adapted to convert the video signal into a video signal having a gamma characteristic associated with the gamma characteristic of the organic EL panel and adapted to output the resultant signal. | 2008-10-30 |
20080266333 | HYBRID COLOR SYNTHESIS FOR MULTISTATE REFLECTIVE MODULAR DISPLAYS - A display device including a plurality of optical modulators and a plurality of filter elements on a reflective side of the plurality of optical modulators is provided. The plurality of optical modulators includes a first set of optical modulators and a second set of optical modulators. Each optical modulator of the plurality of optical modulators is configured to be selectively switched among at least a first state, a second state, and a third state. Each state has a different spectral reflectance. The plurality of filter elements includes a first set of filter elements corresponding to the first set of optical modulators and a second set of filter elements corresponding to the second set of optical modulators. The first set of filter elements has a different spectral transmittance than the second set of filter elements. | 2008-10-30 |
20080266334 | Ink-jet inks for neutral black printing - Ink, ink sets, and methods of printing are provided. The inks can include an aqueous solvent system including from about 5 wt % to about 20 wt % organic co-solvent, from about 2 wt % to about 5 wt % black dye, and a dye selected from cyan, magenta, and yellow dyes. The ink can be formulated such that upon printing on a print medium, the printed ink or inks can maintain a neutral black, defined by a chroma value of less than 7. This neutral black can be maintained such that the printed ink or image has a chroma value of less than 7 for substantially all L* values ranging from about 7 to about 12. | 2008-10-30 |
20080266335 | METHOD OF DETECTING RESIDUAL QUANTITY OF INK, PRINTING DEVICE, PROGRAM AND STORAGE MEDIUM - There are provided a method of detecting an ink residual quantity and a printing device which do not make an erroneous determination as to detection on presence/absence of ink without influence of ink mist generated in the middle of using a printing device on calibration of an optical sensor. Therefore, by performing allotment processing based upon ink tank memory element information, calibration of an optical sensor using a reflection portion equipped in the ink tank, in a state where it is determined that the ink is left in the ink tank. | 2008-10-30 |
20080266336 | PRINTING APPARATUS AND INK REMAINING AMOUNT DETECTION METHOD - According to this invention, an inkjet printing apparatus having an arrangement for detecting an amount of remaining ink in an ink tank starts a printing operation in a short time immediately after power-on. If an operation in preceding use is ended without any error at the time of power-off, and no error has occurred even at the time of power-on, the inkjet printing apparatus of this invention starts the printing operation without executing the operation of detecting the amount of remaining ink in the ink tank after power-on. | 2008-10-30 |
20080266337 | PRINTER SYSTEM HAVING CONTROLLER WITH CORRECTION FOR NOZZLE DISPLACEMENT - A printing system is provided having a carrier, a printhead module carried by the carrier and a controller. The printhead module has at least one row of ink ejection nozzles. Each of the nozzles is configured to eject ink in response to fire signals from the controller. The controller is configured to determine erroneous rotational displacement of the printhead module relative to the carrier, determine a correction factor based on a thickness of media being printed that at least partially compensates for ink dot displacement by at least one of the nozzles, and using the correction factor, alter the output of the fire signals to the nozzles so as to alter the ejection of ink dots to at least partially compensate for the rotational displacement. | 2008-10-30 |
20080266338 | Method of driving an ink-jet head, ink-jet head, and ink-jet recording apparatus - Provided is an ink-jet head and an ink-jet type recording apparatus for improving an impact position accuracy of ink droplets by eliminating a discharge speed difference of ink droplets when an ink volume is changed gradually in a plurality of steps to perform gradation expression. Among discharge pulse signals to be applied a plurality of times for gradually changing and discharging the ink droplet volume, a signal waveform of a final drive pulse and a signal waveform of an initial drive pulse to be operated at least once before the final drive pulse, are varied from each other so as to establish a predetermined relation therebetween. | 2008-10-30 |
20080266339 | Banding adjustment method for multiple printheads - A banding adjustment method for an ink jet imaging device having a plurality of printheads comprises printing a plurality of test bands, each test band being printed by a plurality of printheads such that each printhead of the plurality prints a section of each test band. The drop mass generated by each printhead of the plurality is selectively adjusted between a default drop mass and an adjusted drop mass to print each test band of the plurality such that the plurality of printed test bands have various combinations of sections having the default drop mass and the adjusted drop mass. The user is then prompted to select a test band from the plurality of printed test bands. | 2008-10-30 |
20080266340 | Method for normalizing a printhead assembly - A method of adjusting an ink jet imaging device comprises measuring a drop parameter for drops generated by each drop generator in a plurality of drop generators. Each drop generator is configured to generate a drop in response to a drop generating signal having a fill portion, an eject portion, and a resonance tuning portion. A first portion of the drops are generated by each drop generator at a first fill density, and a second portion of the drops are generated by each drop generator at a second fill density. A drop parameter difference is measured for each drop generator of the plurality of drop generators of drops generated at the first and second fill densities. The resonance tuning portion of the drop generating signal for at least one drop generator is adjusted so that the drop parameter difference for the drop generator corresponds to the drop parameter difference normalization value. | 2008-10-30 |