Samsung Electronics Co., Ltd.

Humax Co., Ltd.

Electronics and Telecommunications Research Institute

Industry-University Cooperation Foundation Hanyang University

Humax Holdings Co., Ltd.

Euee-Seon Jang

Do-kyoon Kim

Seok-yoon Jung

Sang-oak Woo

Mahn-jin Han

Chung-Ku Lee

Gyeong-ja Jang

Shin-jun Lee

Sun-young Lee

Hyun-Gyu Kim

Gi-Seok Son

Jin-Woong Kim

Kyu-Heon Kim

Sung-Won Park

Seung-Wook Lee

Wook-Joong Kim

Shin-Jun Lee

Bonki Koo

Hyun-Jong Oh

Jong-Woo Won

Myung-Seok Ki

Sin-wook Lee

Kyoung-soo Son

Myung-Jung Lee

Jea-Bum Jun

Shin-Wook Lee

Dai-Yong Kim

Jae-Bum Jun

Sang-Ok Woo

Sang-Oak Woo

Seok-Yoon Jung

Gyeong-Ja Jang

Mahn-Jin Han

Mahn-Jin Ha

A device and a method for encoding/decoding are disclosed. The encoding apparatus includes: an encoding unit configured to encode data and generate encoded data; a decoder description generation unit configured to generate a decoder description that describes functional units (FUs) constituting a decoder for decoding the encoded data and the connection relation of the FUs; an FU list generation unit configured to generate and output an FU list for FUs constituting a decoder for decoding the encoded data; and a packetizing unit configured to be inputted with the encoded data, to be inputted with a decoder description, an FU list and FUs corresponding to the inputted encoded data, and to packetize and output said decoder description, FU list and FUs.

Device and method for encoding/decoding

A method of encoding/decoding a video and an apparatus thereof are disclosed. An embodiment of the present invention provides an encoding/decoding method and apparatus thereof that can interpolate a frame to be skipped with the consideration of the property of the frame. Accordingly, an embodiment of the present invention can encode and decode by using a frame-skipping method having low complexity.

Method and device for video coding and decoding

Disclosed are a bitstream decoding device and a method thereof. The decoding device includes a toolbox, configured to include a plurality of functional units which independently perform a predetermined process&#x2014;each of the functional units is distinguished by using unique identifiable information; and a connection control unit, configured to selectively load at least one functional unit by using the identifiable information and to control a bitstream to be decoded as video data. With the present invention, it is possible to decode bitstreams, encoded in various ways according to each standard, by using the same information recognizing method.

Bitstream decoding device having a toolbox with a plurality of functional units distinguishable via identification information and a corresponding method

An adaptive decoding apparatus and a method of adaptive decoding are disclosed. The adaptive decoding apparatus configuring a decoding process adaptively based on an encoding format of inputted data includes: a separating part configured to separate decoding module configuration information and encoded data from inputted data received from an outside and to output the decoding module configuration information and the encoded data; a decoding module storing part configured to store a plurality of decoding modules, the decoding modules being configured to perform a predetermined unit of partial decoding process; a decoding module configuration information analyzing part configured to analyze the encoded data according to the decoding module configuration information and to generate and output syntax parsing control information and connection control information; and a decode executing part configured to form a reconfigured decoder by loading and connecting target decoding modules from the decoding module storing part by use of the connection control information and to decode the encoded data according to the syntax parsing control information by use of the reconfigured decoder. Accordingly, the decoding process can be adaptively configured for decoding, based on the encoding format of the inputted data.

Method and apparatus for adaptive decoding

A unified codec device and method are disclosed. A decoding device includes a decoding description decoder, generating at least one table by using inputted decoding description; and a codec unit, decoding and outputting encoded video data, included in an inputted bit-stream, to moving picture data by using the table. With the present invention, a bit-stream, encoded by various formats according to each standard (e.g. MPEG-1, MPEG-2, MPEG-4 and MPEG-4 AVC), can be decoded by the same information recognizing method.

Device and method for unified codes

A method of encoding a coordinate interpolator that includes key data and a key header including information regarding encoding of the key data, the key data representing the position of a key frame on a time axis. The method includes, encoding the key header and encoding the key data according to the result of the encoding performed in the encoding the key header. The encoding of the key data includes performing quantization on the key data according to the quantization bit size and generating differential data by performing differential pulse code modulation (DPCM) on the result of the quantization according to a DPCM order. The encoding of the key data also includes performing a divide-and-divide (DND) on the differential data so that a difference between a maximum and minimum of the differential data can be minimized and performing entropy encoding on the result of the DND.

Apparatus for encoding and decoding key data and key value data of coordinate interpolator and recording medium containing bitstream into which coordinate interpolator is encoded

A 3D contents data encoding method includes receiving a plurality of primitive data contained in 3D contents data, and encoding each of the received primitive data in accordance with a predetermined encoding order for the primitive data.

3D contents data encoding/decoding apparatus and method

A bitstream decoding apparatus and a method thereof, where the bitstream decoding apparatus includes: a decoder forming unit, configured to generate and output CSCI control information and connection control information by using partial decoder descriptions stored in a description storing unit; and a decoding unit, which selectively loads a plurality of functional units included in a toolbox by using the CSCI control information and the connection control information to decode a bitstream to video data.

Bitstream decoding device and method

Discussed are a method and an apparatus of encoding/decoding by using a bit precision. In accordance to an aspect of the present invention, it is possible to encoding and decoding an image or a video by using a bit precision. Accordingly, compression efficiency can be improved and the decoding complexity can be reduced by encoding/decoding video data by use of the bit precision.

Method and apparatus for coding and decoding using bit-precision

Disclosed are a bitstream decoding device and a method thereof. The decoding device can include a parser, configured to receive schema information for analyzing a bitstream and convert the bitstream to a meaningful datum to output the datum; and a decoding solution, configured to output a video datum by performing a bitstream decoding by use of the datum. With the present invention, it is possible to decode the bitstream encoded in various ways according to each standard by using the same information recognizing method.

Bitstream decoding device having reconfigurable functional units and a corresponding decoding method

Disclosed are a method of encoding/decoding video data and a device thereof. The device includes a toolbox, which stores a plurality of functional units, a reconstruction unit, which reconstructs a decoder description by receiving a compressed decoder description, a decoder description parsing unit, which converts the decoder description to an XML-based decoder description, an ADM generating unit, generates an abstract decoding model (ADM) by using the XML-based decoder description, and a decoding solution, which loads the plurality of functional units stored in the toolbox by using the ADM or the XML-based decoder description to decode input data to video data. With the present invention, it is possible to reconstruct and reassemble a decoder in various forms by using a decoder description.

Device and method for encoding/decoding video data

Disclosed are a method and an apparatus of encoding/decoding by using a bit precision. In accordance to an aspect of the present invention, it is possible to encoding and decoding an image or a video by using a bit precision. Accordingly, compression efficiency can be improved and the decoding complexity can be reduced by encoding/decoding video data by use of the bit precision.

A method and an apparatus for encoding/decoding key value data of a coordinate interpolator used in a three-dimensional graphic animation are provided. The apparatus for encoding key value data of a coordinate interpolator representing the position of each vertex of an object using coordinates of each of the vertices including x, y, and z components includes a quantizer, which quantizes a coordinate interpolator input thereinto with predetermined quantization bits, a DPCM processor, which performs a DPCM operation of a predetermined mode on each component of each vertex of the quantized coordinate interpolator and generates differential data based on the temporal variation of the coordinates of each of the vertices and differential data based on the spatial variation of the coordinates of each of the vertices.

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Seoul, South Korea

Euee-Seon Jang