Patent application number | Description | Published |
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 |
20090037169 | METHOD AND APPARATUS FOR IMPLEMENTING FIXED CODEBOOKS OF SPEECH CODECS AS COMMON MODULE - A method and apparatus for implementing fixed codebooks as a common module are provided. In the method of implementing fixed codebooks of a plurality of speech codecs as a common module, it is possible to include only a part excluding fixed codebooks in a communication terminal or communication system, support various speech codecs without using a chip with high price and high performance, and reduce a memory space that is occupied by the speech codecs by generating a track of a fixed codebook corresponding to a speech codec based on information on the speech codec among the plurality of speech codecs and selecting a codebook vector corresponding to a target signal among codebook vectors constructed with combinations of pulses represented by the generated track. In addition, it is possible to reduce processing complexity as compared with a case of embodying the common fixed codebook module in software by embodying the common fixed codebook module in hardware. In addition, it is possible to improve the entire voice processing performance by applying the latest fixed codebook searching algorithm only to the common fixed codebook, thereby easily applying the latest fixed codebook searching algorithm to the entire voice codec. | 02-05-2009 |
20090089479 | Method of managing memory, and method and apparatus for decoding multi-channel data - A memory management method is provided. In the method, a spatial parameter included in an encoding result is represented as a vector of a time slot and a frequency band in a first domain, a temporary matrix is calculated in the first domain by using the difference between vectors of a current time slot and a previous time slot at the same frequency band and then is stored in a memory, and then a matrix needed to decode the encoding result is represented as a matrix for a time slot and a frequency band in a second domain by using the temporary matrix, thereby reducing the load on the memory for storing matrices on which a decoding operation is performed. | 04-02-2009 |
20100104106 | Audio processing apparatus and method of mobile device - An audio processing apparatus and method for a mobile device are provided. The audio processing apparatus and method may appropriately determine sound source localizations corresponding to a voice signal and an audio signal, and thereby may simultaneously provide a voice call service and a multimedia service. Also, the audio processing apparatus and method may guarantee quality of the voice call service even when simultaneously providing the voice call service and the multimedia service. | 04-29-2010 |
20100166238 | Surround sound virtualization apparatus and method - A surround sound virtualization apparatus and method. The surround sound virtualization apparatus may include an audio decoder to perform head-related transfer function (HRTF) filtering, and a time delay unit to provide a time delay to a plurality of output signals of the audio decoder. | 07-01-2010 |
20100172508 | Method and apparatus of generating sound field effect in frequency domain - A method and apparatus of generating a sound field effect is provided. The sound field effect generating apparatus may generate a frequency coefficient that is frequency-transformed from a direct signal, may generate a reflection signal from the frequency coefficient, may generate an output signal using the frequency coefficient and the reflection signal, and may perform an inverse-frequency transform of the output signal. | 07-08-2010 |
20110069900 | Random access image encoding system and method - An image encoding system and method for performing random access may be provided. The image encoding system may perform intra prediction based on a processing unit, and code a pixel using a result of the intra prediction. Also, the image encoding system may generate a bitstream with respect to an input image using a Fixed Length Code (FLC). Coding may be performed based on the processing unit, and thus random access may be performed based on the processing unit. | 03-24-2011 |
20110091044 | Virtual speaker apparatus and method for processing virtual speaker - A virtual speaker apparatus and a virtual speaker processing method is disclosed. The virtual speaker apparatus uses the closest surround speaker when a virtual speaker to be virtually generated is a back left virtual speaker or a back right virtual speaker. | 04-21-2011 |
20110116638 | Apparatus of generating multi-channel sound signal - An apparatus of generating a multi-channel sound signal is provided. The apparatus may include a sound separator to determine a number (N) of sound signals based on at least one of a mixing characteristic and a spatial characteristic of a multi-channel sound signal when receiving the multi-channel sound signal, and to separate the multi-channel sound signal into N sound signals, the sound signals being generated such that the multi-channel sound signal is separated, and a sound synthesizer to synthesize N sound signals to be M sound signals. | 05-19-2011 |
20110222693 | Apparatus, method and computer-readable medium producing vertical direction virtual channel - Provided is an apparatus, method and computer-readable medium generating a vertical direction virtual channel that may apply a vertical direction spectrum shape to a source signal, and generate a vertical direction virtual speaker signal by adjusting a gain with respect to a signal in which the vertical direction spectrum shape is applied, based on virtual speaker direction information. | 09-15-2011 |
20110247006 | Apparatus and method of dynamically distributing load in multiple cores - Provided is an apparatus and method of dynamically distributing load occurring in multiple cores that may determine a corresponding core to perform functions constituting an application program, thereby enhancing the entire processing rate. | 10-06-2011 |
20110305343 | Method and system decoding audio data with selective power control - Provided is an audio data decoding system and method that may selectively transfer compressed audio data from a top system to at least one audio input buffer of a separately provided and/or separately power management controlled subsystem, restore the compressed audio data to digital pulse code modulation (PCM) data using an audio decoding unit of the subsystem, convert the digital PCM data to analog PCM data or an audio output signal, and output the converted audio output signal. | 12-15-2011 |
20120121196 | Apparatus for decoding image data based on availability of reference data and method thereof - An image data decoding apparatus and method are based on an availability of reference data. The image data decoding apparatus may include a core to process decoding of image data, and an availability determining device to receive, from the core, availability verification request information with respect to a reference area of a first frame included in the image data, to determine an availability with respect to the reference area based on the received availability verification request information, and to transmit, to the core, the determined availability. When the reference area is available, the core may process decoding of a second frame based on the reference area. | 05-17-2012 |
20120124324 | METHOD AND APPARATUS FOR TRANSLATING MEMORY ACCESS ADDRESS - A memory access address translating apparatus and method may each classify pixels included in an input image into a plurality of tiles, and may generate a new memory for each of the successive tiles to enable the successive tiles, among a plurality of tiles, to be stored in different banks. | 05-17-2012 |
20130034235 | SIGNAL PROCESSING APPARATUS AND METHOD FOR PROVIDING SPATIAL IMPRESSION - A signal processing apparatus and method for providing a spatial impression. The signal processing apparatus applies a reverberation effect to a summed signal formed by summing original signals corresponding to locations of a plurality of sound sources, and removes a correlation from the summed signal, thereby generating reverberation signals corresponding to the locations of the plurality of sound sources. Next, the signal processing apparatus applies panning information derived from the original signals, thereby reflecting location information of the original signals. | 02-07-2013 |
20130064374 | SIGNAL PROCESSING APPARATUS AND METHOD FOR PROVIDING 3D SOUND EFFECT - A signal processing apparatus and method providing a 3-dimensional (3D) sound effect may determine a mask related to an ambience of an input signal, separate the input signal into a primary signal and an ambience signal using the mask, decorrelate the ambience signal, and sum the decorrelated ambience signal and the primary signal, accordingly generating an output signal to which a sound effect is applied. | 03-14-2013 |
20130064463 | METHOD AND APPARATUS FOR RESTORING IMAGE BY COPYING MEMORY - A method and apparatus for restoring an image by copying a memory may include determining whether to perform an interpolation operation based on block information, and restoring a current image using a reference image depending on whether to perform the interpolation operation. | 03-14-2013 |
20130103392 | APPARATUS AND METHOD OF REPRODUCING AUDIO DATA USING LOW POWER - A method and apparatus for reproducing audio data using low power are provided. The apparatus may reproduce the audio data by determining a power mode based on a memory resource of an internal memory, and an amount of a memory required for reproducing the audio data, controlling a power based on the determined power mode, and decoding the audio data. | 04-25-2013 |
20130202048 | DEBLOCKING FILTERING APPARATUS AND METHOD BASED ON RASTER SCANNING - A deblocking filtering apparatus and method based on raster scanning is provided. The deblocking filtering apparatus may include a boundary determining unit to determine whether at least one of a vertical edge boundary and a horizontal edge boundary of a block corresponds to at least one of a coding unit (CU) boundary, a transform unit (TU) boundary, and a prediction unit (PU) boundary, a boundary strength (BS) computing unit to compute a BS value for at least one of the vertical edge boundary and the horizontal edge boundary when at least one of the vertical edge boundary and the horizontal edge boundary of the block corresponds to at least one of the CU boundary, the TU boundary, and the PU boundary as a result of the determining, and a filtering performing unit to perform deblocking filtering on at least one of the vertical edge boundary and the horizontal edge boundary. | 08-08-2013 |
20130215976 | ENCODING/DECODING APPARATUS AND METHOD FOR PARALLEL CORRECTION OF IN-LOOP PIXELS BASED ON MEASURED COMPLEXITY, USING VIDEO PARAMETER - An encoding/decoding apparatus and method for parallel correction of in-loop pixels based on complexity using a video parameter may include a complexity measuring unit to measure a complexity of an in-loop pixel correction process, using video codec parameter information, in a video codec, and a core allocating unit to evenly distribute jobs associated with the in-loop pixel correction process, using the measured complexity. | 08-22-2013 |
20130242680 | MEMORY MODULES - A memory module includes a command/address (CA) register, memory devices, and a module resistor unit mounted on a circuit board. The centrally disposed CA register drive the memory devices one or more internal CA signal(s) to arrangements of memory devices using multiple CA transmission lines, wherein the multiple internal CA transmission lines are commonly terminated in the module resistor unit. | 09-19-2013 |
20130313714 | SEMICONDUCTOR DEVICE HAVING ENHANCED SIGNAL INTEGRITY - A semiconductor includes a first signal line commonly connected to a plurality of semiconductor devices and a second signal line commonly connected to one or more of the plurality of semiconductor devices. The first signal line has a first impedance per unit length, the second signal line has a second impedance per unit length, the second impedance per unit length is greater than the first impedance per unit length, and the first signal line has a longer routing length than the first signal line. Widths of the signal lines may be set to reduce a difference in the impedances. | 11-28-2013 |
20140047182 | METHOD AND DEVICE FOR PROCESSSING DATA USING WINDOW - Provided are a data processing method and device using a window. The data processing method may include caching data by applying a window to data stored in a memory on a per channel basis, and transmitting the cached data to a core processor using location information of a point. | 02-13-2014 |
20140149684 | APPARATUS AND METHOD OF CONTROLLING CACHE - An apparatus and method for controlling a cache may include a cache controller configured to collect a portion of data corresponding to a cache miss in the data at one time, and a data operation unit configured to perform an operation on the data based on the collected data. | 05-29-2014 |
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 |
20140286391 | SAMPLE ADAPTIVE OFFSET (SAO) PROCESSING APPARATUS REUSING INPUT BUFFER AND OPERATION METHOD OF THE SAO PROCESSING APPARATUS - A sample adaptive offset (SAO) processing apparatus reusing an input buffer and an operation method of the SAO processing apparatus may include a SAO parameter parser to parse SAO parameter information from a bitstream; a SAO parameter adjuster to extract SAO type information and offset information from the parsed SAO parameter information; and a filtering performer to perform filtering on the bitstream based on the SAO type information and the offset information. | 09-25-2014 |
20140286442 | APPARATUS AND METHOD FOR IN-LOOP FILTERING BASED ON LARGEST CODING UNIT FOR REDUCING EXTERNAL MEMORY ACCESS BANDWIDTH - An apparatus and method for in-loop filtering based on a largest coding unit (LCU) to reduce an external memory access bandwidth. An in-loop filter may include an external memory to store decoded frames, an internal memory to store pixels in use for deblocking filtering and sample adaptive offset filtering, a horizontal deblocking filter to perform deblocking filtering on input pixels in a horizontal direction with respect to vertical edge boundaries within an input area, a vertical deblocking filter to perform deblocking filtering in a vertical direction with respect to horizontal edge boundaries within the input area, and a sample adaptive offset filter to perform sample adaptive offset filtering. | 09-25-2014 |
20140310720 | APPARATUS AND METHOD OF PARALLEL PROCESSING EXECUTION - An apparatus and method of parallel processing execution that executes a job through distributing the job to a plurality of calculators, based on a calculation property of the job. The apparatus for parallel processing execution may include a plurality of calculators to calculate a job configuring a plurality of tasks of a process, and a distributor to distribute the job to a plurality of calculators based on a calculation property of the job, wherein the plurality of calculators includes a first calculator to process a job through a controlled calculation, and a second calculator to process a job through a large volume calculation. | 10-16-2014 |
20140313213 | MEMORY APPARATUS AND METHOD FOR PROCESSING DATA - A memory apparatus may include a tile generator configured to generate a plurality of tiles by dividing a plurality of pixels constituting input data based on a predetermined pixel unit, and a tile storage configured to store the plurality of tiles by sequentially enumerating luminance information and chrominance information about pixels included in the plurality of tiles. | 10-23-2014 |
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 |
20140350892 | APPARATUS AND METHOD FOR PROCESSING ULTRASONIC DATA - An apparatus for processing data including a data compressor configured to compress ultrasonic data, and store the compressed ultrasonic data in a memory; and a data decompressor configured to read the stored ultrasonic data from the memory, decompress the read ultrasonic data, and transfer the decompressed ultrasonic data to a processor configured to perform beamforming. | 11-27-2014 |
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 |
20140378838 | APPARATUS FOR BEAMFORMING INCLUDING MULTI-CLUSTER ARCHITECTURE - An apparatus for beamforming including a multi-cluster architecture is disclosed, in which, a number of unit clusters including a reconfigurable processor and a co-processor may vary based on requirements. | 12-25-2014 |
20150016047 | MEMORY MODULE - A memory module that includes: a printed circuit board having a connecting terminal; memory chips arranged on the printed circuit board; data buffers disposed on a first surface of the printed circuit board and corresponding to the memory chips; and resistance units disposed on a second surface of the printed circuit board and corresponding to the data buffers. | 01-15-2015 |