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| Number | Title | Issue Date |
| 7848413 | Video encoding/decoding method and apparatus for motion compensation prediction A video encoding method includes selecting one combination, for each block of an input video signal, from a plurality of combinations. Each combination includes a predictive parameter and at least one reference picture number determined in advance for the reference ... | 12/07/2010 |
| 7848414 | Video encoding/decoding method and apparatus for motion compensation prediction A video encoding apparatus includes selecting one combination, for each block of an input video signal, from a plurality of combinations. Each combination includes a predictive parameter and at least one reference picture number determined in advance for the referen... | 12/07/2010 |
| 7848415 | Video encoding/decoding method and apparatus for motion compensation prediction A video encoding apparatus includes selecting one combination, for each block of an input video signal, from a plurality of combinations. Each combination includes a predictive parameter and at least one reference picture number determined in advance for the referen... | 12/07/2010 |
| 7848410 | Video decoding methods and devices A video decoding method. The first frame of video data is acquired, the first frame is assigned to the backward reference frame and the forward reference frame respectively, and a frame buffer is emptied. Next, the next frame of the video data is acquired, and frame... | 12/07/2010 |
| 7843994 | Moving picture stream generation apparatus, moving picture coding apparatus, moving picture multiplexing apparatus and moving picture decoding apparatus To provide a moving picture stream generation apparatus and the like that generates a moving picture stream that can be played back in trick-play such as variable-speed playback and reverse playback even in a Coding format such as the MPEG-4 AVC in which flexible pr... | 11/30/2010 |
| 7835438 | Method and device for encoding moving picture using reference frequency of reference frame A moving picture encoding method capable of using a reference frame number in multi-frame motion prediction and variable-length code reference frame information corresponding to the number includes the steps of: calculating a reference frequency of the reference fra... | 11/16/2010 |
| 7830960 | Mode selection techniques for intra-prediction video encoding In one embodiment, this disclosure provides an encoding device comprising a mode selection engine that performs mode selection for intra-prediction encoding regardless of whether the encoding device is programmed to comply with first encoding standard or a second en... | 11/09/2010 |
| 7830959 | Apparatus and method for performing intra prediction for image decoder Provided is an apparatus and method for performing intra prediction for an image decoder, in which by use of horizontal/vertical blocks adjacent to image data input from an external device, the intra prediction is performed in parallel with respect to 16×16 luminan... | 11/09/2010 |
| 7822119 | Image encoding apparatus, image encoding method, image encoding program, image decoding apparatus, image decoding method, and image decoding program The image encoding apparatus of one embodiment of the present invention comprises a coding mode determination unit, a prediction image generation unit, a storage unit, and an encoding unit. The coding mode determination unit determines a coding mode relating to whic... | 10/26/2010 |
| 7813428 | Method of encoding and decoding video signals Disclosed herein is a method of encoding video signals. The method includes creating a bit stream of a first layer by encoding the video signals, and creating a bit stream of a second layer by encoding the video signals based on the first layer. When residual data, ... | 10/12/2010 |
| 7813427 | Method and apparatus for accomplishing multiple description coding for video A method and apparatus for utilizing temporal prediction and motion compensated prediction to accomplish multiple description video coding is disclosed. An encoder receives a sequence of video frames and divides each frame into non-overlapping macroblocks. Each macr... | 10/12/2010 |
| 7809059 | Method and apparatus for weighted prediction estimation using a displaced frame differential A video encoder and corresponding methods are provided for weighted prediction estimation using a displaced frame difference or differential, the encoder embodying a method for receiving a substantially uncompressed image block, assigning a weighting factor for the ... | 10/05/2010 |
| 7804899 | System and method for improving transrating of MPEG-2 video The present invention discloses how a transcoder may be used to reduce the bit rate of an MPEG-2 stream by transmitting only the visible area of the movie specified by pan-scan directives. Because the pan-scan conversion is performed prior to transmission, not immed... | 09/28/2010 |
| 7796692 | Avoiding stalls to accelerate decoding pixel data depending on in-loop operations A video coding apparatus, a decoder and a method for deferring the decoding of blocks of pixel data not yet ready for decoding during which other blocks of pixel data can be decoded nearly immediately. By deferring decoding and allowing the decoder to continue to su... | 09/14/2010 |
| 7796691 | System and method for adaptive video processing with coordinated resource allocation An embodiment of the present invention provides a system and method for adaptive video decoding. A method for adaptive video decoding includes determining whether a resource constrained mode is to be initiated, and responsive to a determination that the resource con... | 09/14/2010 |
| 7787539 | Decoding and presentation time stamps for MPEG-4 advanced video coding A system, method, and apparatus for time stamping compressed video data is disclosed. A delay parameter is generated and can be encoded with the compressed video, representing the number of picture delay between the decoded sequence and the presented sequence. The p... | 08/31/2010 |
| 7787540 | Method for scalably encoding and decoding video signal In one embodiment, decoding of a video signal includes predicting at least a portion of a current image in a current layer based on at least a portion of a base image in a base layer and offset information. The offset information indicates an offset based on at leas... | 08/31/2010 |
| 7782950 | Method and apparatus for decoding/encoding a video signal Methods include receiving a multi-view video stream including a random access picture including a random access slice referencing only a slice corresponding to a same time and a different view of the picture; obtaining identification information representing the str... | 08/24/2010 |
| 7782948 | Method and apparatus for decoding/encoding a video signal Methods include receiving a multi-view video stream including a random access picture including a random access slice referencing only a slice corresponding to a same time and a different view of the random access picture; obtaining identification information repres... | 08/24/2010 |
| 7782942 | Moving picture coding device The present invention relates to a moving picture coding device coding picture frames each having any one of a plurality of picture types, includes a pre-processing unit sequentially outputting, as a coding target frame, each of the picture frames sequentially input... | 08/24/2010 |
| 7782949 | Method and apparatus for decoding/encoding a video signal Methods include receiving a multi-view video stream including a random access picture including a random access slice referencing only a slice corresponding to a same time and a different view of the picture; obtaining identification information representing the str... | 08/24/2010 |
| 7782941 | Content supplying apparatus and method, and recording medium A content supplying apparatus includes a multimedia content server which keeps a list of coding parameters at predetermined bit rates. The coding parameters for transmitting a bit stream are determined in accordance with a transmission capacity based on the coding p... | 08/24/2010 |
| 7782943 | Method and apparatus for decoding/encoding a video signal Methods include receiving a multi-view video stream including a random access picture including a random access slice referencing only a slice corresponding to a same time and a different view of the picture; obtaining identification information representing the str... | 08/24/2010 |
| 7782947 | Method and apparatus for decoding/encoding a video signal Methods include receiving a multi-view video stream including a random access picture including a random access slice referencing only a slice corresponding to a same time and a different view of the picture; obtaining identification information representing the str... | 08/24/2010 |
| 7782944 | Method and apparatus for decoding/encoding a video signal Methods include receiving a multi-view video stream including a random access picture including a random access slice referencing only a slice corresponding to a same time and a different view of the random access picture; obtaining identification information repres... | 08/24/2010 |
| 7782945 | Method and apparatus for decoding/encoding a video signal Methods include receiving a multi-view video stream including a random access picture including a random access slice referencing only a slice corresponding to a same time and a different view of the picture; obtaining identification information representing the str... | 08/24/2010 |
| 7782946 | Method and apparatus for decoding/encoding a video signal Methods include receiving a multi-view video stream including a random access picture including a random access slice referencing only a slice corresponding to a same time and a different view of the picture; obtaining identification information representing the str... | 08/24/2010 |
| 7778328 | Semantics-based motion estimation for multi-view video coding A motion estimation method and apparatus for video coding of a multi-view sequence is described. In one embodiment, a motion estimation method includes identifying one or more pixels in a first frame of a multi-view video sequence, and constraining a search range as... | 08/17/2010 |
| 7769085 | Image data processing device and method The present invention provides an image data processing method of recording image data coded with the MPEG (Moving Picture Experts Group) technique to a recording medium. For transition of the bit occupancy in a VBV buffer to a target value, the initial value of a b... | 08/03/2010 |
| 7764737 | Error recovery for multicast of multiple description coded video using restart An embodiment of the present invention includes a receiver, and a selector. The receiver receives a default stream and N restart sub-streams from a transmitter over a transmission path, N is an integer equal to at least 1 and is selected according to a selection. Th... | 07/27/2010 |
| 7764738 | Adaptive motion estimation and mode decision apparatus and method for H.264 video codec Disclosed herein is an adaptive motion estimation and mode decision apparatus and method for an H.264 video codec. The apparatus includes a background image detection unit, an inter mode inspection unit, an intra mode inspection unit and a mode inspection skip unit.... | 07/27/2010 |
| 7764739 | Moving picture encoding device and method with time constraint A motion vector detection section detects as a reference macroblock a reference pixel block with which a sum of differences in pixel data between a target macroblock and each pixel is equal to or smaller than a predetermined threshold among macroblocks in a referenc... | 07/27/2010 |
| 7760806 | Video frame encoding and decoding A video frame arithmetical context adaptive encoding and decoding scheme is presented which is based on the finding, that, for sake of a better definition of neighborhood between blocks of picture samples, i.e. the neighboring block which the syntax element to be co... | 07/20/2010 |
| 7760803 | Moving picture encoding device and moving picture decoding device A video encoder (70) for coding moving pictures comprising a buffer (16c) with a plurality of memory areas capable of storing frames composed of top fields and bottom fields, a motion estimation unit (19) operable to code, field by field,... | 07/20/2010 |
| 7760804 | Efficient use of a render cache Image data is processed into first and second component pixel blocks, where each of the first blocks is associated with a respective one of the second blocks to define a combination pixel block. The first and second blocks are written to memory through a cache that ... | 07/20/2010 |
| 7760805 | Method of enhancing images extracted from video Method and devices for enhancing still digital images extracted from a compressed video sequences are disclosed herein, wherein the compressed video sequence comprises at least one I-frame and at least one P-frame. The method comprises determining whether an I-frame... | 07/20/2010 |
| 7756203 | Image processing apparatus A signal processing apparatus includes a conversion unit, an encoding unit, and a control unit. The conversion unit converts first moving image data having a first frame rate into second moving image data having a second frame rate by inserting a new frame into the ... | 07/13/2010 |
| 7751478 | Prediction intra-mode selection in an encoder A prediction mode for encoding data is selected using a reduced number of rate-distortion cost computations. This reduction in rate-distortion cost computations is caused by filtering the number of potential intra prediction modes based on two criteria. First, the n... | 07/06/2010 |
| 7751479 | Method and apparatus for nonlinear multiple motion model and moving boundary extraction A method and apparatus for nonlinear multiple motion model and moving boundary extraction are disclosed. In one embodiment, an input image is received, the input image is partitioned into regions/blocks, and the new multiple motion model is applied to each region to... | 07/06/2010 |
| 7751480 | Video encoding and video/audio/data multiplexing device The present invention provides a buffer architecture and latency reduction mechanism for buffering uncompressed/compressed information. This combination provides for a proficient division of the encoding task and quicker through-put time. The invention teaches a sin... | 07/06/2010 |
