Patent application number | Description | Published |
20080253684 | IMAGE DISCERNMENT APPARATUS - Circumscribing pixels in the surroundings of an obtained image are obtained and the gradation levels of the circumscribing pixels are compared with a predefined threshold value. The number of circumscribing pixels of which the gradation level is smaller than the predefined threshold value is counted, and, if the number of circumscribing pixels, of which the gradation levels are relatively small, is larger than the number of circumscribing pixels in the surrounding of the image, the image is judged to be a low-key image. In contrast, if the number of circumscribing pixels, of which the gradation levels are relatively small, is smaller than the number of circumscribing pixels in the surrounding of the image, the image is determined to be an underexposed image. | 10-16-2008 |
20090104911 | COMMUNICATION CONTROL APPRATUS AND METHOD - A communication control apparatus that is applied to a wireless communication system in which a mobile terminal can be connected to a fixed base station through a wireless connection to a relay station that is mounted on a moving body, wherein the communication control apparatus includes a detecting unit that detects a change, associated with movement of the moving body on which the relay station is mounted, of a communication environment between the mobile terminal and the relay station, a control unit that controls a handover of the mobile terminal according to the change, detected by the detecting unit, of communication environment between the mobile terminal and the relay station. | 04-23-2009 |
20090274368 | Image correction method and apparatus - A computer readable storage medium contains instructions that, when executed by a computer, cause the computer to perform detecting a flat image portion having a color variation amount less than a predetermined amount from a specific color region having a specific color in an image, measuring a size of the flat image portion detected, and correcting the flat image portion by a first correction amount if the size of the flat image portion measured is larger than a predetermined value, and correcting the flat image portion by a second correction amount greater than the first second correction amount if the size of the flat image portion measured is not greater than the predetermined value. | 11-05-2009 |
20100008246 | MOBILE STATION AND RECEPTION QUALITY MEASUREMENT METHOD - A reception quality measurement method includes instructing a mobile station existing in a cell to measure a reception quality of a signal sent by a second base station forming a cell with a frequency different from a frequency of the cell of the first base station; setting a period including a synchronizing timing for the first base station, by the mobile station; setting a plurality of measurement timings in the period, and measuring reception quality of the signals sent by the second base station at each of the measurement timings, by the mobile station; comparing the reception qualities measured at the measurement timings, and selecting an optimum reception quality, by the mobile station; and reporting the selected optimum reception quality to the first base station as the reception quality of the signal sent by the second base station, by the mobile station. | 01-14-2010 |
20100177732 | RADIO BASE STATION AND RADIO RESOURCE ALLOCATION METHOD AND RADIO COMMUNICATION SYSTEM - A base station, for allocating to a mobile station a radio resource in a time direction and a frequency direction of a frame to perform radio communications with the mobile station, includes a zone forming unit configured to apply to zones, into which the frame is partitioned in the time direction, one of pilot transmission methods different in terms of a pilot allocation or a pilot directivity and in an allocation of transmission data to a plurality of mobile stations in a first zone adjacent to a second zone with a pilot transmission method different from the pilot transmission method of the first zone applied to the second zone, a scheduler configured to schedule a first mobile station moving at a low speed to a vicinity of a boundary with the second zone at a higher priority than a second mobile station moving at a high speed. | 07-15-2010 |
20100222051 | Mobile Communication System Using Adaptive Multi-Antenna - A mobile communication system using an adaptive multiantenna realizes improvement of reception characteristics, effective use of the band, and optimization of the throughput in comparison with a system in which application of the same multiantenna communication method is continued irrespective of a variation of the number of radio relay stations. The mobile communication system comprises a radio base station, a radio relay station, and mobile terminal stations for communicating with the radio base station through a radio relay station. The radio base station has a multiantenna and is characterized in that the radio base station judges if there is any variation of the number of radio relay stations when the radio base station carries out transmission through a radio relay station, and the radio base station communicates with the mobile terminal station by switching the multiantenna communication method using the multiantenna depending on the delay time of the feedback signal from the mobile terminal station if there is a variation of the number of radio relay stations. | 09-02-2010 |
20100232538 | Transmitting Apparatus, Transmission Control Method, And Communication Apparatus - A transmitting apparatus multiplexes transmit signals to receiving apparatuses according to weight vectors, and transmits the multiplexed transmit signals wirelessly using antennas. Here, a controller of the transmitting apparatus first selects a first receiving apparatus and allocates a weight vector to it. Next, the controller outputs, to a second receiving apparatus, data on candidates of a weight vector available in parallel with the weight vector allocated to the first receiving apparatus. Then, the controller allocates the weight vector to the second receiving apparatus based on feedback data from the second receiving apparatus. | 09-16-2010 |
20110007083 | DISTRIBUTED PROCESSING SYSTEM, INFORMATION PROCESSING APPARATUS, AND DISTRIBUTED PROCESSING METHOD - According to an aspect of the embodiment, a user apparatus transmits a parameter on generation of drawing data to each of drawing data generation apparatuses through a network, to assign generation processing of the drawing data to each of drawing data generation apparatuses. The user apparatus receives the drawing data generated based on the parameter by each of the plurality of drawing data generation apparatuses through the network, and displays the received drawing data. The user apparatus changes the parameter corresponding to the displayed drawing data, and displays a new drawing data corresponding to the changed parameter. | 01-13-2011 |
20110007192 | Computer readable storage medium, image correction apparatus, and image correction method - An image correction apparatus includes a dark-pixel-region extracting unit that extracts a dark pixel region of image data photographed by a photographing unit, a dark-pixel-area calculating unit that calculates an area of the dark pixel region extracted by the dark-pixel-region extracting unit, a luminance-value-variance calculating unit that calculates variance of luminance values of pixels in the dark pixel region extracted by the dark-pixel-region extracting unit, and an image correction unit that corrects brightness of the image data in accordance with the area calculated by the dark-pixel-area calculating unit and in accordance with the variance of the luminance values calculated by the luminance-value-variance calculating unit. | 01-13-2011 |
20110013047 | Computer readable storage medium, image correction apparatus, and image correction method - An image correction apparatus includes an exposure-level calculating unit that calculates an exposure level using information on an image capturing unit, which captures image data, at the time of capture of an image, a brightness calculating unit that calculates brightness of the image using information on the image data captured by the image capturing unit, and an image correction unit that corrects the brightness of the image data in accordance with the exposure level calculated by the exposure-level calculating unit and the brightness of the image calculated by the brightness calculating unit. | 01-20-2011 |
20110064306 | Computer readable storage medium, image correction apparatus, and image correction method - An image correction apparatus includes a color temperature calculating unit that calculates a color temperature of a highlighted portion of image data captured with an image capturing unit, a distance determining unit that determines whether the color temperature calculated by the color temperature calculating unit is within a certain distance with respect to a value on a daylight locus, and an image correction unit that corrects the image data using color balance correction when the color temperature is determined to be within the certain distance with respect to the value on the daylight locus by the distance determining unit. | 03-17-2011 |
20110065378 | WIRELESS TERMINAL AND COMMUNICATION PROCESS - In a wireless terminal which performs wireless communication with other wireless terminals by using a first time interval for data transmission and a second time interval for data reception: a receiver receives from one of the other wireless terminals a request for broadcast communication; and a controller generates broadcast control information and controls the wireless terminal according to the present invention so as to transmit the broadcast control information to the other wireless terminals in the first time interval after the receiver receives the request, where the broadcast control information instructs the one of the other wireless terminals to transmit broadcast data in the second time interval, and instructs the other ones of the wireless terminals to receive the broadcast data in the second time interval. | 03-17-2011 |
20110111716 | Mobile Terminal Station And Synchronous Control Method - A mobile terminal station sets a fixed gain set value that is a predetermined gain value at initial synchronization and amplifies a received signal received from a wireless base station in accordance with the set fixed gain set value. Then, the mobile terminal station detects a synchronizing signal pattern from the amplified received signal, and controls to perform an automatic gain control by using the fixed gain set value as the initial value of the automatic gain control when the synchronizing signal pattern is detected and modifies the fixed gain set value when the synchronizing signal pattern is not detected. | 05-12-2011 |
20110122787 | Method and Apparatus for Estimating Link Quality, and Link Adaption Method and Apparatus - The present invention discloses a method for estimating quality of a link in a broad-band wireless communication system. The method includes: calculating quality indicators of sub-carriers in an input signal of a receiver of the system; clipping the quality indicators of the sub-carriers; and averaging the clipped quality indicators of the sub-carriers to obtain an average value as an estimation result of an effective quality indicator of the link. The present application also discloses an apparatus for estimating quality of a link in a broad-band wireless communication system, an adaption method and apparatus for a link in a broad-band wireless communication system. The methods and apparatus of the present invention can achieve relatively low calculation complexity and high accuracy. | 05-26-2011 |
20110144928 | Vortex extraction apparatus, method, program storage medium, and display system - A vortex extraction apparatus includes: a first numerical data calculation section calculating, for each vertex of each of voxels into which the inside of a fluid space is split, first numerical data indicating whether the vertex is located inside or outside a vortex region in a fluid; and a text data creation section determining the size of the vortex region around a center line of the vortex based on the first numerical data, and creating text data indicating the center line and the size. The apparatus further includes a polygon count reduction processing section counting the number of polygons defining a surface of the vortex region and each including an isosurface of the first numerical data, and integrating the voxels with new voxels into which the fluid space is roughly split until the number of polygons is not more than a set value, to decimate the first numerical data. | 06-16-2011 |
20110179095 | DEVICE AND METHOD FOR STORING FILE - A data file indicating a simulation result output from a computer is received. Based on a file name of a data file, it is determined whether or not each data file is a data file to be visualized, and the data file determined as a data file to be visualized is stored in a file storage unit. | 07-21-2011 |
20110292039 | VISUALIZATION PROCESSING METHOD AND APPARATUS - This method includes: generating data of a mask surface with respect to visualization data arranged in a virtual three-dimensional space, for calculation values at respective calculation points; identifying, from a first data storage storing, as time-series data, positions of the calculation points and calculation values at the calculation points, a first point whose position is closest to a predetermined point on the mask surface; reading out, from the first data storage, a position of the identified first point in each time; arranging the mask surface in each time based on a direction of a user's sight line and the read position in each time so as to make the mask surface perpendicular to the direction of the user's sight line and have the predetermined point on the mask surface arranged at the read position; and drawing polygon data of the visualization data and the mask surface in time series. | 12-01-2011 |
20120301053 | IMAGE PROCESSING METHOD AND IMAGE PROCESSING APPARATUS - The disclosed method includes: carrying out scale conversion for a first pixel value of each of a plurality of pixels included in an image to generate a second pixel value of the plurality of pixels; applying a reaction-diffusion equation including a diffusion element and a reaction element that is set according to at least the number of types of regions to be extracted, to the second pixel value of each of plural pixels within a certain region of the image a predetermined number of times to generate a third pixel value of each of the plurality of pixels included in the image; and carrying out scale inverse-conversion that is inverse-conversion of the scale conversion, for the third pixel value of each of the plurality of pixels included in the image to generate a fourth pixel value of the plurality of pixels. | 11-29-2012 |
20120302174 | MOBILE STATION APPARATUS AND SYNCHRONIZATION TIMING DETERMINING METHOD - A method of determining synchronization timing, comprising: transmitting transmission power information of a first base station (BS) which connects a mobile station (MS) and a second BS; switching reception frequency of the MS in the transmission period for the first BS to transmit reference signal between transmission frequencies of reference signal of the first BS and the second BS; measuring reception power received by the MS from the first BS and the second BS; determining propagation loss from the first BS and the second BS to the MS based on the measured reception power and transmission power information; determining a propagation delay difference between the first BS and the second BS to the MS based on the propagation loss; determining synchronization timing of the second base apparatus to the MS based on synchronization timing of the first BS to the MS and the propagation delay difference. | 11-29-2012 |
20130063425 | VISUALIZATION APPARATUS AND METHOD - A visualization process visualizes a visualization range of a three-dimensional model based on physical values of regions of the model. The visualization process may include setting the visualization range, projecting the physical values corresponding to the visualization range onto a visualization plane, designating a coloring range for the projected physical values within the visualization range based on the physical values, defining color information that determines a relationship of the physical values and colors based on the coloring range, and coloring the visualization range based on the color information and the coloring range. | 03-14-2013 |
20130069971 | VISUALIZATION PROCESSING METHOD AND APPARATUS - The disclosed method includes: classifying plural particles in a diffusion field into plural groups, based on data of positions and velocities of the plural particles, so that particles between which a distance is equal to or less than a predetermined distance and of which an absolute value of a difference between velocity vectors is equal to or less than a predetermined value among the plural particles are classified to a same group; first generating, for each of the plural groups, group display data for particles belonging to the group; and second generating display data by attaching the generated group display data to particle display data for displaying the particles belonging to the group. | 03-21-2013 |
20130328868 | COMPUTER PRODUCT, RENDERING METHOD, AND RENDERING APPARATUS - A computer-readable recording medium stores a rendering program that causes a computer to execute process that includes acquiring an internal organ model that is a set of elements having physical values according each position of an internal organ; setting a plurality of planes that form given angles with a line of sight from a viewpoint position, and intersect the internal organ model; assigning among the set of elements, a physical value of an element intersected by a plane set at the setting, to an element cross section that is a plane where the plane set at the setting intersects the element; and rendering, based on the physical value, the element cross section to which the physical value has been assigned. | 12-12-2013 |
20130332126 | COMPUTER PRODUCT, RENDERING APPARATUS, AND RENDERING METHOD - A computer-readable recording medium stores a rendering program that renders simulation results and causes a computer to execute a process that includes detecting a range of physical values of a rendering element group to be rendern and of an area specified in a simulation model that is a set of elements each having a physical value for each position to be simulated; identifying from the simulation model, an adjacent element group that is a set of elements adjacent to rendering elements included in the rendering element group; determining whether the physical value of each adjacent element included in the adjacent element group is within the range; adding to the rendering element group, an adjacent element for which the physical value is determined to be included in the range; and rendering the simulation model according to the rendering element group to which the adjacent element has been added. | 12-12-2013 |
20130332134 | COMPUTER PRODUCT, DISPLAY METHOD, AND DISPLAY APPARATUS - A computer-readable recording medium stores a display program for displaying simulation results and causing a computer to execute detecting from a first element group having physical values according to position in a simulation model of a first unit time, a first element string along a first line that passes through the simulation model; extracting from the first element string, first physical values of the first element string; setting a second line that passes through the simulation model of a second unit time subsequent to the first unit time; detecting from a second element group having physical values according to position in the simulation model of the second unit time, a second element string along the second line and corresponding to the first element string; extracting from the second element string, second physical values of the second element string; and displaying the first physical values and the second physical values. | 12-12-2013 |
20140002450 | VISUALIZATION METHOD, AND VISUALIZATION APPARATUS | 01-02-2014 |
20140022252 | RENDERING PROCESSING METHOD AND APPARATUS - A disclosed method includes extracting a region from each of plural cross sections in a volume data representing a solid to be rendered, based on data of brightness values of texels for each of the plurality of cross sections, wherein the plural cross sections are perpendicular to an axis set for the volume data; deleting any one of two adjacent cross sections among the plural cross sections based on a correlation between a region extracted for one cross section of the two adjacent cross sections and a region extracted for the other cross section of the two adjacent cross sections; and rendering the solid by using data of the cross sections after the deleting. | 01-23-2014 |
20140022259 | DISPLAY PROCESSING METHOD AND APPARATUS - A disclosed display processing method includes: first generating data of a faying surface region between a first line element, for which a greatest radius is defined, and a second line element, for which a second greatest radius is defined, at a point where end points of plural line elements are connected, by using data of plural line elements for which a radius and coordinates of both end points are defined and data representing connection relationships between line elements; and second generating, for each line object of the plural line elements, data of a tubular object that is defined based on a faying surface region generated for the line element. | 01-23-2014 |
20140023261 | DISPLAY PROCESSING METHOD AND APPARATUS - A disclosed method includes: identifying an axis that is a straight or curved line inside of a space; first generating plural surface regions that are orthogonal to the identified axis; second generating, from a first vector provided at each vertex of an unstructured grid disposed inside of the space, a second vector at each point of plural points on a surface region for each of the generated plural surface regions; and displaying an arrow corresponding to the generated second vector. | 01-23-2014 |
20140114633 | DISPLAY PROCESSING METHOD AND APPARATUS - A disclosed method includes: defining two first points in a model cross section of a model of an object and two corresponding second points in an image that is a cross section of the object for a reference time; performing first transforming including expansion or reduction for the model cross section so that a position of a second point is identical to a position of a corresponding first point; superimposing the image and the model cross section after the performing; second transforming a second model cross section for a second time after the reference time, so that positions of two second points in a second image for the second time are almost identical to positions of corresponding two first points in the second model cross section; and superimposing the second image and the second model cross section after the second transforming. | 04-24-2014 |
20140184590 | DRAWING APPARATUS AND DRAWING METHOD - A drawing apparatus includes a flow line generation section configured to generate the flow line from a predetermined start position; a view setting section configured to set the viewpoint position in the 3D-space; a band-of-facets forming section configured to form a band of facets connecting a plurality of polygon facets along the flow line based on the set viewpoint position; and a texture mapping section configured to map texture onto each of the plurality of polygon facets. The texture represents reflected light on the band of facets with respect to a light source placed at a predetermined position in the 3D-space. | 07-03-2014 |
20140306960 | DISPLAY PROCESSING METHOD AND APPARATUS - A disclosed method includes: performing a processing for adjusting positions of voxel data for an object and data of a geometric model for the object; calculating, for each voxel included in a range defined by a cross section among plural voxels that are included in the voxel data, a voxel value of the voxel from physical values in elements of the geometric model, which are included in a predetermined range of the voxel, based on a relation between the cross section and vectors; and rendering an image by using the voxel value calculated for each voxel. A vector of the vectors is set for one element of plural elements included in the geometric model, the vectors represent a direction of an inner structure of the object, and the cross section is set for the voxel data and the geometric model data. | 10-16-2014 |