| Patent Number |
Title Of Patent |
Date Issued |
| RE39237 |
Interpolation method for binary image |
August 15, 2006 |
| An improved interpolation method in which a threshold value used for determining a pixel value of a pixel generated by interpolation according to a context which is a state value of adjacent pixels. In the interpolation method, the ambiguity between the interpolation value and the th |
| RE37792 |
Interpolation method for binary image |
July 16, 2002 |
| An improved interpolation method in which a threshold value used for determining a pixel value of a pixel generated by interpolation according to a context (state value of adjacent pixels). In the interpolation method, the ambiguity between the interpolation value and the threshold v |
| RE37755 |
Interpolation method for binary image |
June 18, 2002 |
| An interpolation method in which a threshold value used for determining a pixel value of a pixel generated by interpolation according to a context (state value of adjacent pixels). In the interpolation method, the ambiguity between the interpolation value and the threshold value is r |
| 7535961 |
Video encoding/decoding apparatus and method for color image |
May 19, 2009 |
| A video encoding/decoding apparatus and method for color images include a first motion prediction unit that generates a first prediction residue image of an input image on a basis of a first motion prediction result of the input image. An image information detection unit sets a predeterm |
| 7469069 |
Method and apparatus for encoding/decoding image using image residue prediction |
December 23, 2008 |
| An encoding method may comprise obtaining a residue corresponding to a difference between the original image and a prediction image with respect to each component of the original image, encoding the residue of a predetermined component of the original image, restoring the encoded res |
| 7333544 |
Lossless image encoding/decoding method and apparatus using inter-color plane prediction |
February 19, 2008 |
| A lossless image encoding/decoding method and apparatus. The lossless color image encoding apparatus includes a motion prediction image generator estimating a motion between a previous image and a current image and outputting a corresponding prediction image, a residue generator gene |
| 7277484 |
Image coding and decoding method and apparatus considering human visual characteristics |
October 2, 2007 |
| An image coding method and apparatus considering human visual characteristics are provided. The image coding method comprises (a) modeling image quality distribution of an input image in units of scenes such that the quality of an image input in units of scenes is gradually lowered f |
| 7079057 |
Context-based adaptive binary arithmetic coding method and apparatus |
July 18, 2006 |
| There are provided a context-based adaptive binary arithmetic decoding method and apparatus. The context-based adaptive binary arithmetic decoding apparatus includes: a context extractor extracting a plurality of contexts from a storage unit storing contexts each including a state va |
| 6611625 |
Linear down/ups-sampling apparatus and generalized scan interleaving-based encoding/decoding met |
August 26, 2003 |
| A generalized scan interleaving-based encoding/decoding method using context values of neighboring pixels and an apparatus therefore, and linear down/up-sampling apparatus used in the apparatus are provided. If the down-sampling ratio is m/n, the linear down-sampling apparatus divides |
| 6501861 |
Scalable coding/decoding methods and apparatus for producing still image using wavelet transform |
December 31, 2002 |
| Shape information is scalably encoded and decoded by interleaved scan line (ISL) and raster scan line (RSL) methods and the encoded and decoded shape information is used for encoding texture information. The shape information of a chrominance (UV) component is encoded to compensate for |
| 6493387 |
Moving picture coding/decoding method and apparatus having spatially scalable architecture and s |
December 10, 2002 |
| A moving picture coding/decoding method and apparatus having a spatially scalable architecture and a signal-to-noise ratio (SNR) scalable architecture together is provided. The coding method includes the steps of down sampling shape information and texture information by a predetermined |
| 6173080 |
Prediction method for discrete cosine transform coefficient |
January 9, 2001 |
| A discrete cosine transform (DCT) coefficient prediction method and a DCT coefficient encoding method are provided. For the prediction of AC coefficients, location information of the nonzero AC coefficients is used. Then, the AC coefficients are divided into the vertical and horizontal |
| 6121980 |
Vertex-based predictive shape coding method using adaptive sampling direction selection |
September 19, 2000 |
| A vertex-based shape coding method and an inter-frame vertex predicting method are provided. The vertex-based shape coding method comprises the steps of: (a) selecting predetermined vertices to code an original curve, when the two-dimensional curve representing the shape of the object is |
| 6021230 |
Interpolation method for binary image |
February 1, 2000 |
| An improved interpolation method in which a threshold value used for determining a pixel value of a pixel generated by interpolation according to a context (state value of adjacent pixels). In the interpolation method, the ambiguity between the interpolation value and the threshold v |
| 6018601 |
Interpolation method for binary image |
January 25, 2000 |
| An interpolation method in which a threshold value used for determining a pixel value of a pixel generated by interpolation according to a context (state value of adjacent pixels). In the interpolation method, the ambiguity between the interpolation value and the threshold value is r |
| 6002813 |
Interpolation method for binary image |
December 14, 1999 |
| An improved interpolation method in which a threshold value used for determining a pixel value of a pixel generated by interpolation according to a context which is a state value of adjacent pixels. In the interpolation method, the ambiguity between the interpolation value and the th |
| 6002812 |
Interpolation method for binary image |
December 14, 1999 |
| An improved interpolation method in which a threshold value used for determining a pixel value of a pixel generated by interpolation according to a context which is a state value of adjacent pixels. In the interpolation method, the ambiguity between the interpolation value and the th |
| 5959674 |
Prediction method for discrete cosine transform coefficients |
September 28, 1999 |
| A method for prediction a discrete cosine transform (DCT) coefficient is provided. In the prediction method, DC coefficients of adjacent blocks are used. For selecting a DC coefficient to be used for the prediction, the maximum and the minimum among the DC coefficients of the adjacent bl |
