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9042446 Temporal slice persistence method and apparatus for delivery of interactive program guide  
Techniques to efficiently deliver interactive program guide (IPG) to a number of terminals. Each IPG page can be decomposed into a guide portion that is specific to each IPG page and a background...
9042447 Image coding apparatus and image coding method  
There is provided an image coding apparatus for outputting an image stream in which random access and easy editing are possible without reducing encoding efficiency. The image coding apparatus...
9042445 Method for deblocking field-frame video  
Methods are disclosed for performing improved deblocking filtering across edges between macroblocks, with particular application to cases where one macroblock is field coded and its neighbors are...
9031129 Joint spatio-temporal prediction for video coding  
Systems and methods are described for joint spatio-temporal prediction (JSTP) during video coding. A given block of pixels is simultaneously predicted via inter frame prediction and intra frame...
8977546 Encoding device, decoding device and method for both  
Disclosed are an encoding device and a decoding device which suppress the occurrence of pre-echo artifacts and post-echo artifacts caused by a high layer having a low temporal resolution, and...
8953677 Methods and systems for inter-layer image prediction signaling  
Embodiments of the present invention comprise systems and methods for predicting high dynamic range (HDR) image blocks with block-specific prediction data, where the systems and methods may...
8947492 Combining multiple bit rate and scalable video coding  
Video streams are generated using a combination of Multiple Bit Rate (MBR) encoding and Scalable Video Coding (SVC). Capabilities and requests of the clients are used in determining the video...
8935162 Encoding device, decoding device, and method thereof for specifying a band of a great error  
Disclosed is an encoding device which can accurately specify a band having a large error among all the bands by using a small calculation amount. A first position identifier uses a first layer...
8935161 Encoding device, decoding device, and method thereof for secifying a band of a great error  
Disclosed is an encoding device which can accurately specify a band having a large error among all the bands by using a small calculation amount. A first position identifier uses a first layer...
8923395 Video coding using intra-prediction  
In general, techniques of this disclosure are related to determining a prediction characteristic associated with a coding unit of video data, wherein determining the prediction characteristic...
8879858 Multi-channel bit packing engine  
A system and method are provided for packing compressed image data into a format suitable for encoding. The system includes a plurality of sub-band state registers, which store compressed image...
8861616 Methods for encoding/decoding of video using common merging candidate set of asymmetric partitions  
The present invention provides video encoding and decoding methods using block merging, which can be applied to a high resolution video of more than HD (High Definition) resolution. A video...
8855198 Moving picture encoding method, moving picture decoding method, moving picture encoding device, moving picture decoding device, and computer program  
There is provided a moving picture encoding method based on hierarchical encoding. The method includes the step of encoding a time filtering lower hierarchical signal belonging to a lower...
8854427 Method and system for encoding a video data signal, encoded video data signal, method and system for decoding a video data signal  
Video data signals are encoded such that the encoded video data signal includes at least a primary and at least a secondary video data signal. The primary and secondary video data signals are...
8855204 Method of predicting motion and texture data  
The invention relates to a method for generating for at least one block of pixels of a picture of a sequence of interlaced pictures at least one motion predictor and at least one texture predictor...
8811241 Coexistence of plural wireless communication transceivers in close proximity  
A communication device has a controller operatively connected to at least a first transceiver and a second transceiver, wherein the first transceiver receives signals on one or more channels...
8804775 Method and device for transmitting digital video and data over the same wires  
Method and device for a wired communication link that includes a first transceiver that sends over a set of wires a downstream multiplexed transmission that includes a first direction of a...
8787455 Method for entropically transcoding a first data stream into a second compressed binary data stream, and corresponding computer program and image recording device  
A method for entropic transcoding of a first sequence of binary data of words to transcode into a second compressed sequence of binary data uses a predetermined entropic code involving a...
8781023 Method and apparatus for improving transmission of data on a bandwidth expanded channel  
A method and apparatus for providing transmission of data on a channel in a network. For example, the method determines a ratio of a number of channel uses of the channel to a number of source...
8774308 Method and apparatus for improving transmission of data on a bandwidth mismatched channel  
A method and apparatus for providing transmission on a channel in a network are disclosed. For example, the method receives a plurality of source samples, divides the plurality of source samples...
8774271 Apparatus and method for scalable encoding  
A scalable encoding apparatus that determines a motion mode of an enhanced layer using motion information of a base layer in a scalable video coding having a structure of the base layer and the...
8705621 Method and apparatus for scalable compression of video  
A method and apparatus for producing a fully scalable compressed representation of video sequences, so that they may be transmitted over networks, such as the Internet, for example. Because the...
8700794 Channel adaptive video transmission method, apparatus using the same, and system providing the same  
A video transmission method is provided, which includes receiving state information from at least one mobile terminal that intends to perform a video stream service through a wireless network,...
8681859 Systems and methods for multi-stream image processing  
Systems and methods for the processing of images over bandwidth-limited transmission interfaces, such as processing of high resolution video images over standard analog video interfaces, using...
8665964 Video coding based on first order prediction and pre-defined second order prediction mode  
This disclosure describes video encoding and decoding techniques in which a first order prediction process and a second order prediction process are used in combination to generate predictive...
8665942 Methods and systems for inter-layer image prediction signaling  
Embodiments of the present invention comprise systems and methods for predicting high dynamic range image blocks, wherein the systems and methods comprise a first image block and a second image...
8638678 Method of transmitting a video sequence to a remote terminal  
A method is provided for transmission, by a server in a communication network, of a multimedia message, which includes a video sequence, to a remote terminal. The method includes detecting the...
8639061 Image adjusting circuit and image adjusting method  
An image adjusting method is adapted to an image adjusting circuit. The image adjusting method includes following steps. An image signal is received and up-sampled to generate a first up-sampled...
8634463 Apparatus and method of enhanced frame interpolation in video compression  
Aspects include systems and methods of improving processing in an encoder in a multimedia transmission system. Other aspects include method and systems of processing in a decoder in a multimedia...
8625676 Video bitstream decoding using least square estimates  
System and methodologies are provided herein for reconstructing a video signal from multiple video streams. Various aspects described herein can utilize a least square estimate (LSE) algorithm to...
8625666 4:4:4 color space video with 4:2:0 color space video encoders and decoders systems and methods  
A system for communicating video, the video including 4:4:4 color space frames, includes a 4:2:0 video encoder having a 4:4:4 to 4:2:0 color space frame converter and a 4:2:0 video decoder having...
8576909 System and method for monitoring video packets for quantifying video quality  
A system and method for monitoring a sequence of video packets for quantifying video quality includes a video picture monitor that accesses data in a header of a video packet included in the...
8572670 Video distribution device, video distribution system, and video distribution method  
To provide a video distribution device which can realize a smooth change of reproduction speed without increasing a data transfer rate from the time of a normal reproduction and decrease a...
8571852 Postfilter for layered codecs  
A scalable decoder device (50) for signals representing audio comprises a primary decoder (21) connected to an input (40). The primary decoder (21) is arranged to provide a primary decoded signal...
8565337 Devices for transmitting digital video and data over the same wires  
A method of transmitting a data stream over a communication channel, the method comprising: providing symbol sets having different numbers of symbols; modulating data in the data stream that...
8553778 Coding scheme for identifying spatial locations of events within video image data  
An invention for generating a coding schema for identifying a spatial location of an event within video image data is provided. In one embodiment, there is a spatial representation tool, including...
8542741 Image processing device and image processing method  
An image processing device for detecting a motion between two different screens, includes: a high resolution template frame buffer; a high resolution reference frame buffer; a low resolution...
8543392 Encoding device, decoding device, and method thereof for specifying a band of a great error  
Disclosed is an encoding device which can accurately specify a band having a large error among all the bands by using a small calculation amount. A first position identifier uses a first layer...
8532176 Methods and systems for combining layers in a multi-layer bitstream  
Embodiments of the present invention comprise systems and methods for managing and combining data contained in layers in a multilayer bitstream such that one or more transform coefficients in a...
8520962 Method and apparatus for effectively compressing motion vectors in video coder based on multi-layer  
A method and apparatus of improving the compression efficiency of a motion vector is provided. The method includes obtaining a motion vector in a base layer frame having a first frame rate from an...
8514926 Method and system for encryption/decryption of scalable video bitstream for conditional access control based on multidimensional scalability in scalable video coding  
Disclosed is a system and method for encryption of a scalable video coding (SVC) bitstream, which is the next-generation coding technology. The encryption method encrypts Network Abstraction Layer...
8509308 Wavelet transform apparatus and method, scalable video coding apparatus and method employing the same, and scalable video decoding apparatus and method thereof  
Provided are a lift-based wavelet transform apparatus and method, a scalable video coding apparatus and method using the same, and a scalable video decoding apparatus and method. The lifting-based...
8503524 Methods and systems for inter-layer image prediction  
Embodiments of the present invention comprise systems and methods for predicting image elements, comprising extracting a low dynamic range (LDR) image value from a received LDR image data;...
8477840 Method and apparatus for constrained variable bit rate (VBR) video encoding  
A method and apparatus are provided for encoding video signal data for transmission in a network. The method includes the step of encoding the video signal data at a variable bit rate using at...
8472516 Selecting encoding types and predictive modes for encoding video data  
In some embodiments, a method of determining encoding type and predictive mode(s) selections for a macroblock of a video frame is provided. In some embodiments, a general method 1) selects the...
8463615 Low-delay audio coder  
The present invention relates to methods and devices for encoding and decoding digital audio signals, e.g. a speech signal. An audio coder and a decoder are provided wherein a modeller adds a...
8463061 Encoding and decoding two-dimensional signal using a wavelet transform  
Encoding and decoding devices and methods are provided. All the components of LH, HL, HH sub-band coefficients of the same hierarchy and the same space coordinate are extracted as a set from a...
8457976 Sub-band processing complexity reduction  
A sub-band processing system that reduces computational complexity and memory requirements includes a processor and a local or distributed memory. Logic stored in the memory partitions a frequency...
8446952 Method of effectively predicting multi-layer based video frame, and video coding method and apparatus using the same  
A method and apparatus are provided for effectively predicting a video frame that use all of the advantages of an intra mode and an intra BL mode in multi-layer structure based-video coding. The...
8433584 Multi-channel audio decoding method and apparatus therefor  
Provided is a multi-channel audio decoding method and apparatus therefor, the method involving decoding filter bank coefficients of a plurality of bands from a bitstream having a predetermined...

Matches 1 - 50 out of 339 1 2 3 4 5 6 7 >