Patent application number | Description | Published |
20100164948 | Apparatus and method of enhancing ray tracing speed - A method and an apparatus of enhancing a ray tracing speed. The method of enhancing a ray tracing speed may group a secondary ray based on a direction of the secondary ray in a 3D space, and may perform packet tracing based on the grouped secondary ray. | 07-01-2010 |
20100315423 | APPARATUS AND METHOD FOR HYBRID RENDERING - Disclosed is a hybrid and scalable rendering device and a method thereof. The hybrid and scalable rendering device may selectively apply at least one of rasterization rendering, a radiosity rendering, and a ray-tracing rendering, according to material properties of a target object for rendering, a distance between the target object and a give camera position, a capability of hardware, and the like. | 12-16-2010 |
20110091118 | APPARATUS AND METHOD FOR CODING A THREE DIMENSIONAL MESH - Disclosed is a three-dimensional (3D) mesh compression apparatus and method. The 3D mesh compression apparatus may generate a base mesh through a mesh simplification, may separately compress the base mesh and peaks eliminated by the simplification, may construct a covariance matrix based on a topological distance between the eliminated peaks, and may compress 3D mesh data based on the covariance matrix. | 04-21-2011 |
20110202273 | METHOD AND APPARATUS FOR TRANSMITTING AND RECEIVING MAP DATA - A navigation system compresses original map data to generate compressed map data. The navigation system compares a size of the original map data with a size of the compressed map data and selectively transmits the original map data or the compressed map data based on the comparison. | 08-18-2011 |
20120013608 | APPARATUS AND METHOD OF SCALABLE ENCODING OF 3D MESH, AND APPARATUS AND METHOD OF SCALABLE DECODING OF 3D MESH - A scalable three-dimensional (3D) mesh encoding method includes dividing the 3D mesh into layers of complexity into a plurality of graduated levels and generating vertex position information and connectivity information of each of the plurality of levels. The vertex position information about the 3D mesh is encoded based on a weighting in each bit plane and vertex position information having a higher weighting in each bit plane is first encoded. | 01-19-2012 |
20120188241 | APPARATUS AND METHOD FOR ENCODING THREE-DIMENSIONAL (3D) MESH, AND APPARATUS AND METHOD FOR DECODING 3D MESH - An apparatus and method for encoding a 3D mesh, and an apparatus and method for decoding the 3D mesh are disclosed. The 3D mesh encoding apparatus may determine mesh information including position information of each of vertices constituting the 3D mesh, and connectivity information among the vertices, based on a level, and may progressively encode the determined mesh information based on the level, thereby reducing an error with an original 3D object when compared to an equal transmission rating. | 07-26-2012 |
20120189220 | APPARATUS AND METHOD FOR DATA PROCESSING - A data processing apparatus and method. A vertex grouping unit of the data processing apparatus may group, into at least one group, a plurality of vertices included in a three-dimensional (3D) object desired to be compressed. A prediction mode determination unit may determine a prediction mode for compressing a vertex position with respect to each of the at least one group. A coder may code a prediction error vector and an identification (ID) index of the prediction mode determined with respect to each of the at least one group. | 07-26-2012 |
20120200559 | GRAPHIC PROCESSING UNIT AND METHOD FOR DECOMPRESSING DATA - A graphic processing unit (GPU) and method for decompressing compressed 3-dimensional (3D) compressed data. The GPU may extract segment information by analyzing a compressed data header and decompress segments included in a bit stream based on the segment information. | 08-09-2012 |
20130018285 | FOCUSED ULTRASOUND THERAPY APPARATUS AND METHOD OF CONTROLLING FOCAL POINTAANM PARK; Jun-hoAACI Hwaseong-siAACO KRAAGP PARK; Jun-ho Hwaseong-si KRAANM LEE; Hyoung-kiAACI Seongnam-siAACO KRAAGP LEE; Hyoung-ki Seongnam-si KRAANM LEE; Ho-taikAACI Yongin-siAACO KRAAGP LEE; Ho-taik Yongin-si KRAANM AHN; Min-suAACI SeoulAACO KRAAGP AHN; Min-su Seoul KRAANM PARK; Ji-youngAACI Yongin-siAACO KRAAGP PARK; Ji-young Yongin-si KR - A method of controlling a focus in a focused ultrasound therapy apparatus, the method including receiving an target area to which ultrasound is radiated to remove a lesion; determining a path through which the focus moves in the target area, depending on a form of the target area; and forming the focus on the determined path and then radiating ultrasound to the target area. | 01-17-2013 |
20130027394 | APPARATUS AND METHOD OF MULTI-VIEW RENDERING - Provided is an apparatus and method of multi-view rendering. A method of multi-view rendering includes rendering one or more 3D objects based on a first viewpoint, transforming pixel values of pixels of the first viewpoint, which are obtained by the rendering of the 3D objects, into pixel values of pixels based on a second viewpoint that is different from the first viewpoint, detecting an occlusion region that is a remaining region other than a region represented by the pixel values obtained by the transforming of the pixel values in an image based on the second viewpoint, and rendering the detected occlusion region based on the second viewpoint. | 01-31-2013 |
20130144194 | METHOD AND APPARATUS FOR MAKING ULTRASONIC IRRADIATION PLAN BASED ON ANATOMICAL FEATURES - A method of making an ultrasonic irradiation plan includes receiving image data representing anatomical features of a target object, generating information about at least one portion of the target object that is to be irradiated with ultrasound from the image data representing the anatomical features of the target object, and making an ultrasonic irradiation plan for irradiating the target object with ultrasound by simulating irradiating the target object with ultrasound based on the generated information. | 06-06-2013 |
20130278633 | METHOD AND SYSTEM FOR GENERATING AUGMENTED REALITY SCENE - A method and system for generating an augmented reality (AR) scene may include obtaining real world information including multimedia information and sensor information associated with a real world, loading an AR locator representing a scheme for mixing the real world information and at least one virtual object content and the real world information onto an AR container, obtaining the at least one virtual object content corresponding to the real world information using the AR locator from a local storage or an AR contents server, and visualizing AR information by mixing the real world information and the at least one virtual object content based on the AR locator. | 10-24-2013 |
20140015931 | METHOD AND APPARATUS FOR PROCESSING VIRTUAL WORLD - A virtual world processing apparatus and method are provided. Sensed information related to an image taken in a real world is transmitted to a virtual world using image sensor capability information, which is information on a capability of an image sensor. | 01-16-2014 |
20140018709 | METHOD AND APPARATUS FOR GENERATING TREATMENT PLAN TO BE PROVIDED TO FOCUSED ULTRASOUND THERAPY APPARATUS - Methods and apparatuses for generating treatment plans to be provided to focused ultrasound therapy apparatuses are provided. The method includes receiving an area to which ultrasound is to be irradiated, determining a size of a focal spot in the area, determining locations of focal spots in the area to which ultrasounds are to be sequentially irradiated based on the size of the focal spot, such that each of the locations of the focal spots is farthest from locations of focal spots in the area to which ultrasounds have been previously-irradiated, determining durations and intensities of ultrasound irradiations based on the size of the focal spot and the locations of the focal spots, and generating the treatment plan to irradiate ultrasound based on the size of the focal spot, the locations of the focal spots, and the durations and the intensities of the ultrasound irradiations. | 01-16-2014 |
20140073925 | APPARATUS AND METHOD FOR GENERATING ULTRASONIC IMAGE - An apparatus for generating a 3D ultrasonic color image of a fetus based on skin color of a mother includes a sample image acquisition unit acquiring a sample image by photographing a skin of a pregnant woman, a 2D color map generator generating a 2D color map based on the sample image, a probe irradiating ultrasonic signals into the pregnant woman and receiving reflected ultrasonic echo signals, a volume data generator generating 3D volume data based on the ultrasonic echo signals, and a controller generating a 3D ultrasonic color image of the fetus by applying values of the 2D color map to a 3D ultrasonic image obtained by volume rendering of the 3D volume data. | 03-13-2014 |
20140277032 | METHOD AND APPARATUS FOR MAKING ULTRASONIC IRRADIATION PLAN, AND ULTRASONIC IRRADIATION METHOD - A method and related apparatus are provided for making an ultrasonic irradiation plan include generating a 3D organ model from an input image, generating irradiation information about a unit treatment volume based on at least one of a movement and a deformation of an organ in the 3D organ model, simulating irradiation of ultrasound for virtual treatment by using the generated irradiation information, and making an ultrasonic irradiation plan based on the simulation. Additionally, a method is provided for determining if such an ultrasonic irradiation plan is applicable, and if so carrying it out by emitting appropriate ultrasonic radiation. | 09-18-2014 |
20140300598 | APPARATUS AND METHOD FOR CODING A THREE DIMENSIONAL MESH - Disclosed is a three-dimensional (3D) mesh compression apparatus and method. The 3D mesh compression apparatus may generate a base mesh through a mesh simplification, may separately compress the base mesh and vertices eliminated by the simplification, and may compress 3D mesh data based on the covariance matrix. | 10-09-2014 |
20140300602 | APPARATUS AND METHOD FOR FORMING LIGHT FIELD IMAGE - An apparatus and method for forming a light field image includes projecting vertices of a graphic object to a far plane corresponding to a first distance directed to a screen reproducing a light field, and forming the light field image with respect to the graphic object using the vertices projected to the far plane. | 10-09-2014 |
20140333624 | IMAGE PROCESSING APPARATUS AND METHOD - Provided is an image processing apparatus for performing photon mapping, and the image processing apparatus may perform ray tracing for photon mapping, sample a ray space based on a result of the ray tracing, and perform pseudo photon mapping using the sampled ray space. | 11-13-2014 |
20150022524 | IMAGE PROCESSING APPARATUS AND METHOD - A sampler of an image processing apparatus may sample at least one first virtual point light (VPL) from a direct light view. The sampler may sample a second VPL in a three-dimensional (3D) space independent of the direct light view. A calculator may calculate a luminance of the second VPL using a first VPL adjacent to the second VPL selected from among the at least one first VPL. | 01-22-2015 |