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9032274 Method and apparatus for clock and data recovery  
A multi-link input/output (I/O) interface uses both feed-forward and feedback signaling to reduce the impact of noise on data capture at a memory controller. To transfer data from a source module...
9025659 Systems and methods for encoding media including subtitles for adaptive bitrate streaming  
Systems and methods for adaptive bitrate streaming of media including subtitles utilizing HTTP in accordance with embodiments of the invention are disclosed. One embodiment of the invention...
8976762 Radio frequency architecture for spectrum access networks  
Radio frequency (RF) architectures for spectrum access networks are provided. Embodiments of the invention generally provide a radio frequency (RF) architecture for customer premise equipment...
8948268 Image coding and decoding method and apparatus considering human visual characteristics  
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...
8879622 Interactive system and method for transmitting key images selected from a video stream over a low bandwidth network  
A method and interactive system for the on-line transmission of a high-resolution video sequence composed of a succession of T images includes a step of selecting relevant images comprising at...
8767824 Video decoder parallelization for tiles  
A method for decoding video includes receiving a frame of the video that includes at least one slice and at least one tile. Each of the at least one slice and the at least one tile are not all...
8755433 Transforming uncompressed video traffic to network-aware ethernet traffic with A/V bridging capabilities and A/V bridging extensions  
Aspects of a system for transforming uncompressed video traffic to network-aware Ethernet traffic with A/V bridging capabilities and A/V bridging extensions may include a graphics processing unit...
8731050 Image encoding apparatus and image decoding apparatus  
An image encoding apparatus encodes image data and includes an image encoding unit that receives an input of the image data and image parameters and generates encoded image data by performing...
8731053 Method of multiplexing H.264 elementary streams without timing information coded  
Embodiments of the present invention multiplex elementary streams without timing information coded to create a transport stream. In some embodiments, ā€˜nā€™ number of access units are constructed and...
8724697 Locating motion vectors for video data units  
An apparatus performs efficient coding techniques to more efficiently locate motion vector data within neighboring video data units. The apparatus comprises a motion vector (MV) location unit that...
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,...
8699564 Robust mode staggercasting with adjustable delay offset  
A method and apparatus for staggercasting includes encoding a first signal representing content having a time duration and a second signal also representing that content. A time delay period is...
8693536 Server apparatus, communication method and program  
Disclosed is a server apparatus including a conversion unit which, in case another terminal takes part anew in a group of terminals, during a time of transmitting the copied stream or packet,...
8611418 Decoding a progressive JPEG bitstream as a sequentially-predicted hybrid video bitstream  
An apparatus generally including a first circuit and a second circuit is disclosed. The first circuit may be configured to generate an intermediate bitstream by parsing a Joint Picture Expert...
8565300 Transcoder, method and device for controlling code rate  
A method and device for controlling a code rate are provided, and this application relates to a video communication technology. The method for controlling a code rate includes the following steps....
8532167 Signal processing device having feed forward equalizing units with different tap numbers utilized in communication system  
The present invention provides a signal processing device. The signal processing device includes a first feed forward equalizing unit, a first data slicing unit, a second feed forward equalizing...
8477843 Method of implementing improved rate control for a multimedia compression and encoding system  
The rate controller in a digital video encoding system is responsible for allocating a bit budget for video frames to be encoded. The rate controller considers many different factors when...
8462850 Motion estimation in video compression systems  
Motion estimation in video compressions systems. A programmable motion estimator may be used to estimate a motion vector for a macroblock in a current frame by searching for a matching macroblock...
8451892 Method and system for linear quantization and dequantization  
A method including receiving a set of input data in a first matrix format. The method further includes compressing the set of input data to obtain a first set of compressed data in a second matrix...
8437314 Radio frequency architecture for spectrum access networks  
Radio frequency (RF) architectures for spectrum access networks are provided. Embodiments of the invention generally provide a radio frequency (RF) architecture for customer premise equipment...
8422546 Adaptive video encoding using a perceptual model  
A video encoder includes a region detector module that classifies blocks of video frames. An adaptive filter module applies a median filter to a block based upon a block classification assigned by...
8396123 Video coding and decoding method using weighted prediction and apparatus for the same  
A video coding and decoding method using a weighted prediction and an apparatus for the same are provided. The video coding method includes generating a predicted image for a present block;...
8358687 Method and apparatus for receiving multiple simultaneous stream bursts with limited DVB receiver memory  
An apparatus and method for receiving multiple simultaneous stream bursts comprising determining if a frame size is smaller than a size of an available memory; determining if a priority of a first...
8331442 Optimal rate allocation for a group of channels  
The present invention relates generally to systems, methods, and computer program products for optimally allocating a fixed number of bits among a plurality of multi-media data channels. The...
8311098 Channel adaptive video transmission system for use with layered video coding and methods for use therewith  
A video transmission system includes a transceiver module that transmits a video signal to a remote device over at least one communications channel wherein the video signal is transmitted as at...
8300702 Data processing apparatus, data processing method, data processing program, data structure, recording medium, reproducing apparatus, reproducing method, and reproducing program  
A data processing apparatus has: a decoding interval detecting unit detecting a second interval according to coding order of frames necessary to decode a first interval which is designated by...
8290037 Feedback assisted transmission of multiple description, forward error correction coded, streams in a peer-to-peer video system  
MD-FEC is considered an efficient way to generate a large number of descriptions. However, typically, MD-FEC introduces significant redundancy across streams. MD-FEC encoded streams (descriptions)...
8259796 Image coding apparatus and image coding method  
An image coding apparatus calculates an image change rate with respect to input image data, predicts an average activity appropriate for a coding target picture that is included in the input image...
8243789 Methods and systems for rate-adaptive transmission of video  
Embodiments of the present invention comprise systems and methods for: authorizing the transmission of audiovisual data based on an iterative changing bit budget, where the bit budget may be based...
8238424 Complexity-based adaptive preprocessing for multiple-pass video compression  
Multiple-pass video encoding systems and techniques are described which utilize statistics taken during a first-pass encoding to create complexity measurements for video data which is to be...
8179984 Multifunctional transmitters  
Multifunctional transmitters capable of transmitting signals of different specifications in different modes are provided, in which N output units are provided and each output unit comprises a...
8175149 Method and apparatus for controlling bitrate of scalable video stream  
Provided is a method and apparatus for controlling a bit-rates in which an amount of generated bits is adjusted according to the complexity of each frame, and a bit-rate within a frame can be...
8175147 Video coding rate control  
Video encoding (such as H.263, MPEG-4, H.264/AVC) modifies TMN5-type rate control frame skipping and quantization parameter updating according to buffer fullness levels with I-frame initial...
8160139 Adaptive quantizer, adaptive quantization method and adaptive quantization program  
Activities of a video signal are obtained for subblocks of each macroblock of each picture. The smallest activity is detected as an input-picture activity per macroblock. Obtained are activities...
8130823 Channel adaptive video transmission system for use with layered video coding and methods for use therewith  
A video transmission system includes a transceiver module that transmits a video signal to a remote device over at least one RF communications channel wherein the video signal is transmitted as at...
8107529 Coding device, coding method, program of coding method, and recording medium recorded with program of coding method  
A coding device makes a GOP setting to input image data, and applies a coding process to the input image data on a macroblock basis successively by intra and inter prediction to output coded data....
8064521 Motion image coding apparatus, and control method and program of the apparatus  
A motion detector detects the motion of an imaging device. On the basis of the detected motion information, a selector selects, from a plurality of frame memories for storing a plurality of frame...
8059712 Independently adjusting the quality levels for luminance and chrominance channels in a digital image  
A system that compresses a digital image. During operation, the system obtains a digital image in which the image components are de-correlated into separate channels containing luminance...
8059722 Method and device for choosing a mode of coding  
The present invention relates to a method and a device for choosing a mode of coding from among a plurality of modes of coding for a subset of blocks included in a set of blocks. An energy...
8045611 Video processing and recording apparatuses and methods  
A method for video processing. A first video sequence (VS) is received. The first VS is processed to generate a second VS in a first resolution. The second VS is adjusted to a third VS in a second...
8018997 System and method for video encoding  
A video encoding method and system are provided for encoding a video sequence. The video sequence includes N sub-sequences which each includes a plurality of frames. When the video encoding system...
8009963 Adaptive filtering to enhance video bit-rate control performance  
This disclosure describes adaptive filtering techniques to improve the quality of captured imagery, such as video or still images. In particular, this disclosure describes adaptive filtering...
7983337 Moving picture coding device, moving picture coding method, and recording medium with moving picture coding program recorded thereon  
According to one embodiment, a moving picture coding device which performs a motion-compensated prediction for moving picture data in macroblocks, applies discrete cosine transform and...
7974340 Adaptive B-picture quantization control  
The present application is directed to techniques and tools for adapting the quantizer as well as the quantization step size used during video encoding. For example, a video encoder uses a...
7860159 Quantization matrix for still and moving picture coding  
A quantization matrix used in inverse quantization is generated. A received bitstream includes a coded truncated quantization matrix. The coded truncated quantization matrix has first coded bits...
7791641 Systems and methods for utilizing activity detection information in relation to image processing  
Imaging systems and methods for processing images. Various of the imaging systems include a motion detection and/or estimation engine. Information from such a motion engine can be used by one or...
7782908 Method and a feed circuit for feeding a stream of digital transmission data into a transmission medium having frequency suppression  
A feed circuit accepts a stream of digital payload data and inserts it at predetermined first positions into a stream of digital transmission data. The feed circuit generates supplementary digital...
7782940 Methods for encoding or decoding in a videoconference system to reduce problems associated with noisy image acquisition  
Disclosed herein in one embodiment is an adaptive coding threshold algorithm for a videoconference system which alleviates problems due to the erroneous recoding of stationary areas of images...
7779159 Apparatus and method for providing high speed download service of multimedia contents  
An apparatus for downloading a multimedia file including a file converter configured to convert a larger multimedia file into a smaller multimedia file by deleting prescribed medial information...
7769083 Image processing and transmission using high and low compression ratios depending on image change conditions  
In an image processing method of sequentially loading, compressing, and transmitting images to thereby display the images, there is provided the image processing method capable of preventing the...

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