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7512182 |
Method and apparatus for performing motion compensated temporal filtering in video encoding
A method ( 50 ) and apparatus ( 40 ) for reducing noise in a video signal calculates ( 53 ) a discrimination value of a filter based on a magnitude difference between a current frame and a prior...
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7512767 |
Data compression method for supporting virtual memory management in a demand paging system
A virtual memory management unit ( 306 ) includes a redundancy insertion module ( 307 ) which is used for inserting redundancy into an encoded data stream to be compressed, such that after being...
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7512180 |
Hierarchical data compression system and method for coding video data
A hierarchical data compression system and method for encoding and decoding video data by dividing each video frame of the video data into independent layers. Each of the layers contains a specific...
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7508989 |
Image processing method and device for resolution conversion of compressed moving image data
An image processing method comprising: a decoding processing step of applying decoding processing to a first kind of image data and a second kind of image data; a first resolution conversion...
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7508874 |
Error concealment for MPEG decoding with personal video recording functionality
Error concealment for motion picture expert group (MPEG) decoding with personal video recording functionality. The present invention is operable to perform error concealment of MPEG data within...
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7508328 |
Entropy processor for decoding
A method for processing a variable length code comprising: determining a first address; decoding opcodes from the at least one table starting at a first address; in response to each of the opcodes:...
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RE40679 |
Picture encoding method, picture encoding apparatus and picture recording medium
This invention employs a scheme to allow an input video signal to undergo encoding, e.g., predictive encoding, DCT processing, quantization at fixed quantization step size and variable length...
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7508325 |
Matching pursuits subband coding of data
A method, system, and computer program product are used for coding multi-dimensional data using a codebook of basis functions. A transform is applied to the multi-dimensional data to create...
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7509553 |
Inter-network and inter-protocol video conference privacy method, apparatus, and computer program product
A system, apparatus, method, and computer program product for detecting and correcting packet losses that adversely affect video quality. This packet loss feature may be employed as part of the...
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7505737 |
Apparatus for generating clock signal in mobile communication terminal
Disclosed is an apparatus for generating a stable clock signal having a Long term jitter noise removed therefrom. In a mobile communication terminal having a power management chip for converting a...
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7505480 |
System and method for transporting a compressed video and data bit stream over a communication channel
Digitally compressed video/audio bit streams, when transmitted over digital communication channels such as digital subscriber loop (DSL) access networks, ATM networks, satellite, or wireless...
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7505841 |
Vision-based occupant classification method and system for controlling airbag deployment in a vehicle restraint system
A vehicle restraint system has a vision-based occupant classification system for control of airbag deployment during a crash scenario. The classification system utilizes two imaging sensors which...
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RE40664 |
Method for display time stamping and synchronization of multiple video object planes
A method of encoding a local time base embedded in the compressed data is disclosed. The local time base is encoded in two parts. The first part has a modulo time base that indicates the specific...
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7505045 |
System and method for decoding live audio/video information
A method and apparatus for decoding, on a pixel-by-pixel basis, audio/video data using a table of encoded pixel parameter values, wherein each pixel is represented by an entry including a dominant...
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7505519 |
Method and apparatus for compressing video sequences
A method and apparatus for compressing a plurality of video sequences, where each sequence has information that is common with other video sequences. The invention ensemble encodes the video...
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7505517 |
Generating a dummy bidirectional predictive field picture
The invention concerns a method and system for generating a dummy bidirectional predictive (dummy B) field picture. The method includes the steps of setting at least a portion of a first indicator...
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7505518 |
Picture encoding method and image decoding method
In a picture coding method for generating a coded signal corresponding to each picture by coding a plurality of coded signals, a switching picture which is capable of switching a plurality of coded...
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7506071 |
Methods for managing an interactive streaming image system
Methods for managing an interactive streaming image system are disclosed. More particularly, hardware and/or software for generating, encoding, and transmitting image frames to an interactive...
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7502414 |
Image processing device, image processing method, image processing program and recording medium
Occurrence of mosquito noise of a macro block that contains even a small plain region is suppressed. One macro block is subdivided into sub blocks each of which is composed of four pixels×four...
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7502070 |
Method and apparatus for processing a data series including processing priority data
A reception control section 11 for receiving the information including data and its transmission format information from a memory or communication channel, a separating section 12 for analyzing...
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7502417 |
Data transmission device and method
A data transmission device for generating a plurality of compressed/encoded data of different bit rates from a single video signal, whereby unevenness in the amount of generated data can be easily...
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7502415 |
Range reduction
Techniques and tools are described for decoding video data having samples that have been scaled in the spatial domain. For example, a decoder receives a bit stream that includes coded video data...
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7502413 |
Motion estimator for coding and decoding image sequences
The invention relates to motion estimation and compensation between two given images represented by a polygonal mesh. It provides a solution to the problems of crowding and uncovering of mesh units...
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7499494 |
Vector selection decision for pixel interpolation
Methods and apparatus, including computer program products, implementing and using techniques for determining motion vectors to be used for interpolation of intermediary frames in a digital video...
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7498935 |
Power-line carrier communication apparatus
The invention provides a power-line carrier communication apparatus including a transmission unit with a signal point mapping device for mapping a plurality of bit streams produced from...
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7498957 |
Jitter-free sample rate conversion
A method and apparatus are described for asynchronous sample rate conversion, in particular those which use an interpolating filter, especially a polyphase interpolating filter (FB 4 ). The input...
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7499490 |
Encoders for block-circulant LDPC codes
Methods and apparatus to encode message input symbols in accordance with an accumulate-repeat-accumulate code with repetition three or four are disclosed. Block circulant matrices are used. A first...
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7499491 |
Apparatus for adaptive multiple-dimentional signal sequences encoding/decoding
A system to process a signal sequence is described. A hybrid block matching and transform based N-Dimensional signal sequence encoder and decoder is disclosed. The encoder includes encoder side...
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7499493 |
Dual block motion vector storage in compressed form
A method for representing a motion for two blocks. The method generally includes the steps of (A) exchanging a particular value of a plurality of values with a memory, each of the values defining...
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7499492 |
Video compression and encoding method
A method of compressing video data having at least one frame having at least one block and each block having an array of pixels is provided. The method transforms the pixels of each block into...
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7499495 |
Extended range motion vectors
Techniques and tools are described for decoding video data having extended range motion vectors. For example, a sequence level syntax element (such as a flag in a header) indicates whether one or...
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7496165 |
Method and device for motion-compensated noise evaluation in mobile wireless transmission systems
A device for motion-compensated noise evaluation for mobile wireless transmission systems, in which reference symbols are sent out by a transmitter, includes storage devices for reference symbols...
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7496453 |
Classification of herbal medicines using wavelet transform
An efficient, effective and reliable method for authentication of herbal medicines (HMs) based on a novel wavelet-enhanced automated three-dimensional chromatograms classification system. The...
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7496142 |
Moving pictures encoding with constant overall bit-rate
A method and apparatus control bit rates used in a moving pictures encoder, such as an MPEG standard encoder. A sequence of moving pictures is divided into segments each of which comprises one or...
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7496143 |
Method and arrangement for coding transform coefficients in picture and/or video coders and decoders and a corresponding computer program and a corresponding computer-readable storage medium
A method and an arrangement for coding transform coefficients in picture and/or video coders and decoders and a corresponding computer program and a corresponding computer-readable storage medium...
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7496139 |
Bit reduction apparatus
A bit reduction apparatus prevents visual recognition of beat noise while maintaining gradation. The bit reduction apparatus changes over the bit reduction operation by executing simple discarding...
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7492819 |
Video coding apparatus
In order to enhance the picture quality of a detected area, the present invention provides a video coding apparatus. In the apparatus, a reliability indicative of the degree of coincidence of an...
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7492957 |
Using run length encoding to detect target images
An image detection manager uses run length encoding to detect a target image in a candidate image. The image detection manager extracts run length encoding data from the candidate image. The image...
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7492825 |
Methods and apparatuses for processing data channels
A system and method for processing an extremely high data rate datastream. Embodiments of the invention provide methods for performing various operations on the datastream in order to map the...
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7493080 |
Methods and systems for cooperative transmission in multi-hop ad-hoc networks
Methods and systems that enable a cooperative form of transmission performed by a set of asynchronous transceivers operating as a distributed joint communication system. In an embodiment of the...
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7492823 |
Signal adaptive filtering method, signal adaptive filter and computer readable medium for storing program therefor
A signal adaptive filtering method for reducing blocking effect and ringing noise, a signal adaptive filter, and a computer readable medium. The signal adaptive filtering method capable of reducing...
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7492822 |
Compression techniques
In a video encoder a prediction signal at a bit resolution of P is subtracted from an input signal received at a bit resolution of P+Δ, where P is typically 8 bits, and P+Δ, 10 bits. A transform...
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7492820 |
Rate control for video coder employing adaptive linear regression bits modeling
A rate control system is disclosed for video coding applications. The rate controller assigns a quantization parameter for video data in a picture in response to complexity indicators indicative of...
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7492824 |
Artifact-free displaying of MPEG-2 video in the progressive-refresh mode
A method and apparatus for decoding and displaying a bitstream, such as, for example, Motorola/GI HITS bitstream, is provided. The method avoids displaying artifacts caused by displaying...
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7492935 |
Device, method, and system for reduced transmission imaging
An in-vivo device, system, and method are described where an in-vivo device may transmit an image stream to an external receiving device. Reducing the size of the image data necessary for...
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7492959 |
Method of reducing a blocking artifact when coding moving picture
A method of coding a moving picture is provided that reduces blocking artifacts. The method can include defining a plurality of defining pixels S 0 , S 1 , and S 2 , which are centered around a...
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7492952 |
Moving picture coding method and moving picture decoding method
According to a picture coding method of the present invention, a coded picture identified by a picture number is stored, as a reference picture, into a storage unit; commands indicating...
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7492932 |
Method and apparatus for processing medical image data in a network environment
A network image fusion service is provided that is configured to receive a plurality of image data and to execute at least one image fusion processes in both software and hardware. The image fusion...
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7492821 |
System and method for selective image capture, transmission and reconstruction
A video processing method and system for generating a foveated video display with sections having different resolutions uses a network channel for communicating video images having video sections...
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7489727 |
Method and device for online dynamic semantic video compression and video indexing
A technique for semantic video compression is shown in block ( 120 ). Uncompressed video data ( 210 ), including a plurality of video data segments (S 1 , S 2 , . . . Sn), are organized into two or...
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