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7383344 |
Remote encoder system and method for capturing the live presentation of video multiplexed with images
A system for use with a speaker providing audio and video in conjunction with images being provided by a podium computer responsive to the speaker as part of a live multimedia presentation. A...
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7382924 |
Pixel reordering and selection logic
Presented herein are systems and methods for pixel reordering and selection. A decoded frame is stored in a frame buffer with a particular pixel order and byte order. A pixel feeder fetches...
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7382729 |
Video transmission of layered coded data
A video transmission system, a video transmitting apparatus, a video receiving apparatus, and a video transmission method whereby, when a plurality of terminals whose characteristics differ receive...
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7379664 |
Remote view and controller for a camera
A device operable with a camera is disclosed which includes a display screen, remote from the camera, and a processor for receiving an image signal of the field of view of the camera and for...
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7379500 |
Low-complexity 2-power transform for image/video compression
To encode image and video data using a transform having low computational complexity and high compression efficiency, all elements of the matrix can be expressed with power-of-2 elements, with a...
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7376191 |
High bandwidth data transport system
The present invention provides for a methods, system, and apparatus relating to data transmission. One method of the present invention includes representing data using at least one pulse based on a...
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7376188 |
Format structure of serial data and serial data conversion apparatus
Disclosed is a serial data conversion apparatus comprising: a video signal packet conversion unit for converting a characteristic signal of a video signal into a video signal characteristic packet...
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7376184 |
High-efficiency encoder and video information recording/reproducing apparatus
In a high-efficiency encoder which performs motion-compensation prediction, an intra-field is set every n fields. The presence of a scene change is detected. When a scene change occurs, a reference...
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7372903 |
Apparatus and method for object based rate control in a coding system
A method and apparatus for selecting a quantizer scale for each object within a frame to optimize the coding rate is disclosed. A quantizer scale is selected for each region or “object” within...
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7369614 |
MPEG decoder of images from multiple sequences
A circuit for controlling an MPEG decoder rated by a signal of given period likely to decode several coded images, receiving at each period beginning an order to decode several images of a first or...
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7369611 |
Image coding apparatus and method of the same
There are provided image coding apparatus and method in which image data is inputted, a continuous change is given to the input image data, the image data is coded, a coding condition when coding...
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7362903 |
Wavelet-based mesh coding method
A method is provided for coding a source mesh (M) representing a three-dimensional object or a scene, using a simple mesh (M 0 ) having a limited number of facets, each defined by vertices and...
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7362809 |
Computational reduction in motion estimation based on lower bound of cost function
A method for motion estimation comprising the steps of (A) determining whether a cost of encoding one or more prediction parameters for a current search position is less than a current best cost,...
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7362808 |
Device for and method of estimating motion in video encoder
A motion estimator and an estimation method for a video encoder to reduce power consumption by reducing the computational complexity of the motion estimator. In an upper step, a full search for a...
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7362804 |
Graphical symbols for H.264 bitstream syntax elements
An apparatus comprising a first circuit and a second circuit. The first circuit may be configured to generate a decoded video signal and syntax elements in response to an encoded bitstream. The...
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7359440 |
Method and system for extracting key frames from video using a triangle model of motion based on perceived motion energy
A key frame extraction system and method for extracting key frames from a video based on motion analysis of frames within the video. Key frames are highlight frames that are effective in...
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7359438 |
Optical communications imager
Described are a method and optical communications processor for receiving communications data in an image formed on a plurality of pixels. The method includes receiving active pixel information...
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7359437 |
Encoding method and system for reducing inter-symbol interference effects in transmission over a serial link
A communication system including a transmitter, a receiver, and a serial link, in which encoded data (e.g., encoded video data and encoded auxiliary data) are transmitted from the transmitter to...
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7356078 |
Image encoding device and image decoding device
Multiplexing means of an image encoding device multiplexes object display speed information or image display absolute time information, and an image decoding device performs image processing on the...
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7352808 |
System and method for the dynamic resolution change for video encoding
The present invention relates to a method, system and computer program product for the predictive encoding of digital video sequences. The objectives of the invention are accomplished by...
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7346112 |
Method of and apparatus for decoding and displaying video that improves quality of the video
The frame-memory control-section partitions a frame memory into a plurality of sectors and stores decoded video data of frames not used as predictive video in the frame memory. The frame-memory...
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7346111 |
Co-located motion vector storage
A method for processing a video bitstream is disclosed. The method generally includes the steps of (A) determining co-located motion information for a plurality of co-located sub-blocks in a...
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7342963 |
Method for calculating an image interpolated between two images of a video sequence
The invention concerns a method for constructing at least an image interpolated between a preceding image and a following image of an animated sequence. The invention is characterised in that the...
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7342960 |
Data storage unit for image compression device
A data storage unit of an image compression device for compressing motion picture frame is provided. The data storage unit comprises: a previous frame field having a plurality of slices; a decoded...
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7337463 |
Displaying heterogeneous video
Heterogeneous video may be independently encoded in a processor-based system and transmitted for display on a display device. In the display device, the independent video streams may be...
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7327792 |
Digital video system and control method thereof
A digital video system for wirelessly transmitting a signal to a display device, including a receiver that analyzes a packet of the signal wirelessly received through a first transmitting/receiving...
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7324594 |
Method for encoding and decoding free viewpoint videos
A system encodes videos acquired of a moving object in a scene by multiple fixed cameras. Camera calibration data of each camera are first determined. The camera calibration data of each camera are...
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7324593 |
Video encoding method, video decoding method, video encoding program, video decoding program, video encoding apparatus, and video decoding apparatus
In a video encoding method according to the present invention, an encoding mode controller 102 determines an encoding mode of each image on the occasion of encoding a moving picture consisting of...
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7324592 |
Resource-constrained encoding of multiple videos
A method acquires a plurality of input videos. The frames of each input video are acquired at a fixed sampling rate. Joint analysis is applied concurrently and in parallel to the input videos to...
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7321686 |
Image processing apparatus and method for improving the contract of an image
Processing for improving the contrast of an image of interest is executed by an image processing circuit in an X-ray photography apparatus. The image is decomposed into coefficient values of a...
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7317759 |
System and methods for video compression mode decisions
A method for making a mode decision in video coding. The method includes collecting a first portion of video data and labeling the first portion of video data with an optimal mode. The method also...
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7313386 |
Data processing system and method, communication system and method, and charging device and method
In a communication system for serving data corresponding to a request from the user and charging the user for the data served to the user, when the user designates a result of a desired one of a...
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7313185 |
Sequential motion pattern representation
Systems and methods for representing sequential motion patterns are described. In one aspect, video frames are converted into a sequence of energy redistribution measurements. One or more motion...
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7313183 |
Real time scene change detection in video sequences
An apparatus configured to process a digital video signal comprising an input circuit, a processing circuit and an encoder circuit. The input circuit may be configured to present a digital video...
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7310372 |
Motion vector encoding device and decoding device
A prediction error generating unit generates a predictive vector from the motion vectors of a plurality of adjacent blocks, and obtains a difference from a target vector. A plurality of...
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7308029 |
Method and apparatus for implementing B-picture scene changes
A method and apparatus are provided for implementing B-picture scene changes. A prediction stage predicts a B-picture scene change based upon a sequence of statistical information in an encoder...
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7301580 |
Method of realizing combination of multi-sets of multiple digital images and bus interface technique
A method of digital image combination for multiple channels with multiple sets and a bus interface which includes an image-processing unit for m-channel sub-images, an image-processing unit for...
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7295608 |
System and method for communicating media signals
A media streaming system for streaming media signals is provided. The media streaming system takes a library of separate and distinct CODECs that are provided as a searchable CODEC library and used...
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7292636 |
Using order value for processing a video picture
A method and apparatus for variable accuracy inter-picture timing specification for digital video encoding is disclosed. Specifically, the present invention discloses a system that allows the...
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7292602 |
Efficient available bandwidth usage in transmission of compressed video data
Described herein are systems and methods for multiplexing and transmitting video data. The systems and methods use excess bandwidth in a channel available after meeting minimum transmission...
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7292264 |
Multiple image processing and synthesis using background image extraction
A technique of efficiently extracting and synthesizing an object image from a plurality of images captured at different image magnifications. An image processing method of the present invention...
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7283588 |
Deblocking filter
A method in video decoding for reducing blocking artifacts between a first and a second block in a block wise coded video picture by performing a test on pixel lines crossing a boundary and/or an...
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7274739 |
Methods and apparatus for improving video quality in statistical multiplexing
The present invention provides methods and apparatus for improving video quality in statistical multiplexing. For each encoding channel in a statistical multiplexer, a respective bit rate need...
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7272263 |
Image decoding with a simplified process
A decoding unit ( 12 ) decodes an image according to JPEG 2000. A simplifying unit ( 30 ) comprises an automatic transformer ( 32 ) which compares an elapsed time to a time limit at each stage of...
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7272181 |
Method and apparatus for estimating and controlling the number of bits output from a video coder
A method and apparatus is provided for estimating the number of bits output from a video coder given a known spatial data content, G={g 1 , . . . , g N }, of a group of luminance and chrominance...
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7272180 |
Video compression system
A video compression system is disclosed that is optimized to take advantage of the types of redundancies typically occurring on computer screens and the types of video loss acceptable to real time...
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7272179 |
Remote surveillance system
An audio/visual surveillance system for use in mobile vehicles such as patrol cars includes two video cameras producing video signals and four audio sources producing audio signals. The signals are...
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7266147 |
Hypothetical reference decoder
A hypothetical reference decoder.
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7257162 |
Hypothetical reference decoder for compressed image and video
One method for analyzing a bitstream having a plurality of compressed pictures comprises computing an initial arrival time and a final arrival time of a compressed picture, wherein the initial...
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7257161 |
Frequency thinning apparatus for thinning out frequency components of signal and frequency thinning apparatus
An analyzer transforms a digital signal into a spectrum representing the digital signal. A spectrum analyzing unit specifies a predetermined number of sets of the bands in decreasing order of the...
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