Patent application number | Description | Published |
20080219572 | METHOD AND APPARATUS FOR MOTION COMPENSATION SUPPORTING MULTICODEC - Provided are a method and apparatus for compensating motion of a moving image. The method includes calculating a pixel value of a pixel located between pixels of a reference image corresponding to a current image based on pixel values of the pixels of the reference image by using at least one method from among a plurality of methods, such as a vertical linear filtering, a horizontal linear filtering, and a cubic filtering, of interpolating the pixels of the reference image according to codec information indicating one of a plurality of codecs, such as MPEG4, H.264/AVC, and VC1, and restoring the current image by adding motion compensation data, including the calculated pixel value, and a difference between the reference image and the current image. | 09-11-2008 |
20080317116 | Method, medium, and system compressing and/or reconstructing image information with low complexity - A system, medium, and method compressing and/or restoring images. Such a data compression method may include selecting a mode from among a plurality of modes for compressing current data, according to predetermined criteria, and calculating a difference between the current data and reference data, according to the selected mode, and compressing the current data, or truncating a part of the current data and compressing the current data. Accordingly, it is possible to significantly lower the complexity of an image encoder/decoder system and exactly meet a picture-based CBR required by LCD DCC devices/systems. | 12-25-2008 |
20090019449 | Load balancing method and apparatus in symmetric multi-processor system - Provided are a load balancing method and a load balancing apparatus in a symmetric multi-processor system. The load balancing method includes selecting at least two processors based on a load between a plurality of processors, from among the plurality of processors, migrating a predetermined task stored in a run queue of a first processor to a migration queue of a second processor, and migrating the predetermined task stored in the migration queue of the second processor to a run queue of the second processor. Accordingly, a run queue of a processor is not blocked while migrating a task, an immediate response of the run queue is possible, and a waiting time of a scheduler is reduced. Consequently, the scheduler can speedily perform context switching, and thus performance of the entire operating system is improved. | 01-15-2009 |
20090041112 | Method and apparatus of compressing image data - A method and an apparatus of compressing image data are provided. The method of compressing data comprises calculating differences between values of predetermined pixels from among pixels constructing an image and values of reference pixels respectively corresponding to the predetermined pixels; ordering bits, which correspond to bit strings of the differences, into bit planes; and coding the bit planes according to priority of the bit planes. | 02-12-2009 |
20090043987 | Operation distribution method and system using buffer - Provided is an operation distribution method and system using a buffer. The operation distribution system includes a buffer, a first operation device performing a first operation and storing a result of the first operation performed by the first operation device in the buffer, and a second operation device performing a second operation using the result of the first operation stored in the buffer, thereby reducing the time required to perform operations. | 02-12-2009 |
20090052775 | Method and apparatus for simultaneously reducing various kinds of noises from image - Provided are a method and apparatus for simultaneously reducing various kinds of noises in an image output from an image sensor equipped to a camera. The image noise reducing method includes: determining a color reference value, which corresponds to a corrected value of the color value of a current pixel, based on the difference values between the color value of the current pixel among pixels of an image and the color values of neighboring pixels around the current pixel; determining unified filter kernel coefficients, which represent the weights of the current pixel and the neighboring pixels, based on the similarities between the determined color reference value and the color values of the neighboring pixels; and reducing a noise in the color value of the current pixel by weighted-averaging the color value of the current pixel and the color values of the neighboring pixels using the unified filter kernel coefficients. | 02-26-2009 |
20090063790 | Method and apparatus for managing configuration memory of reconfigurable hardware - Provided is a method of managing a configuration memory of reconfigurable hardware which can reconfigure hardware according to hardware configuration information. The method includes: determining at least one slot capable of currently storing the hardware configuration information on the basis of the states of a plurality of slots of the configuration memory; and storing hardware configuration information, which is stored in an external memory, in the determined at least one slot capable of currently storing the hardware configuration information. Accordingly, memory utilization can be improved even in dynamic environment such as data dependent control flow or multi-tasking. | 03-05-2009 |
20090074290 | Method, medium, and system adjusting predicted values based on color with image compressing/recovering - A method, medium, and system compressing an image, and a method, medium, and system recovering an image. Values of colors of a pixel from among pixels making up an image are predicted from values of colors of a reference pixel corresponding to the pixel, and the predicted values of the colors of the pixel are corrected based on similarities in variations in color values in the image. | 03-19-2009 |
20090092324 | Apparatus, method, and medium encoding/decoding images through application of psycho-visual characteristics - A method, medium, and apparatus encoding and/or decoding an image according to human psycho-visual characteristics. According to a method, medium, and apparatus, error values corresponding to a range in which error values can be recognized because of the human psycho-visual characteristic are selectively encoded. | 04-09-2009 |
20130315318 | DOUBLE REGISTER ARRAY BUFFER FOR MOTION COMPENSATION - Provided are a method and apparatus for buffering image data for motion compensation. One of two buffers of a double register array buffer, i.e., a first buffer, is selected as a buffer in which data corresponding to a row of a block of an image is to be written and the other of the double register array buffer is selected as a buffer from which data corresponding to another row of the block is to be read, thereby speeding up motion compensation processing when compared with the use of a single register array buffer. | 11-28-2013 |
20140185929 | METHOD, MEDIUM, AND SYSTEM COMPRESSING AND/OR RECONSTRUCTING IMAGE INFORMATION WITH LOW COMPLEXITY - A system, medium, and method compressing and/or restoring images. Such a data compression method may include selecting a mode from among a plurality of modes for compressing current data, according to predetermined criteria, and calculating a difference between the current data and reference data, according to the selected mode, and compressing the current data, or truncating a part of the current data and compressing the current data. Accordingly, it is possible to significantly lower the complexity of an image encoder/decoder system and exactly meet a picture-based CBR required by LCD DCC devices/systems. | 07-03-2014 |
20140333801 | METHOD AND APPARATUS FOR PROCESSING IMAGE ACCORDING TO IMAGE CONDITIONS - An image processing apparatus and a method are provided. The image processing apparatus includes an accumulator for accumulating image data in which images are accumulated when the images are input from an image sensor, a memory for storing the pieces of image data that are output from the accumulator, and a processor for generating a final image using at least one image data from among the pieces of image data that are stored in the memory. | 11-13-2014 |
20140355892 | IMAGE PROCESSING METHOD AND APPARATUS - An image processing method includes searching for areas matching each other between a plurality of input images, the plurality of input images comprising a reference image and a target image, generating hierarchical image structures formed of a plurality of hierarchical images having different resolutions with respect to the matching areas between the plurality of input images, repeatedly performing image processing based on a similarity of values of pixels matching each other in the plurality of hierarchical images of the same level by using the hierarchical image structures generated with respect to the matching areas, and generating an output image by using pixel values according to the repeated image processing. | 12-04-2014 |