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Entropy patents



      
           
This page is updated frequently with new Entropy-related patent applications. Subscribe to the Entropy RSS feed to automatically get the update: related Entropy RSS feeds. RSS updates for this page: Entropy RSS RSS


Scalable multi-thread video decoding

Date/App# patent app List of recent Entropy-related patents
08/21/14
20140236574
 Automated context-based unique letter generation patent thumbnailnew patent Automated context-based unique letter generation
The automated generation of a unique letter or unique letters using one or more context variables for the letter. The contextual variables may represent author characteristics, audience characteristics, tone, word diversification, letter type, and so forth.
08/21/14
20140233652
 Scalable multi-thread video decoding patent thumbnailnew patent Scalable multi-thread video decoding
Decoding tasks are identified for decoding encoded video. Decoding tasks may include entropy decoding tasks, motion compensation tasks, inverse frequency transform tasks, inverse quantization tasks, intra decoding tasks, loop filtering tasks, or other tasks.
08/14/14
20140229186
 Entropy encoding and decoding using direct level and run-length/level context-adaptive arithmetic coding/decoding modes patent thumbnailEntropy encoding and decoding using direct level and run-length/level context-adaptive arithmetic coding/decoding modes
An encoder performs context-adaptive arithmetic encoding of transform coefficient data. For example, an encoder switches between coding of direct levels of quantized transform coefficient data and run-level coding of run lengths and levels of quantized transform coefficient data.
08/14/14
20140226890
 Simple method to denoise ratio images in magnetic resonance imaging patent thumbnailSimple method to denoise ratio images in magnetic resonance imaging
A simple method to denoise ratio images in magnetic resonance imaging, includes generating a mri sequence provided for acquiring data from an object to be imaged, wherein the mri sequence is configured for generating at least two different standard images, respectively a first standard image and a second standard image, acquiring the two different standard images, and combining the two different standard images in a ratio image. The ratio image is obtained by calculating a ratio of the first standard image and the second standard image that is tunable by a parameter γ wherein the parameter γ is automatically chosen for maximizing the negentropy of the ratio image..
08/14/14
20140226728
 Apparatus and method for buffering context arrays referenced for performing entropy decoding upon multi-tile encoded picture and related entropy decoder patent thumbnailApparatus and method for buffering context arrays referenced for performing entropy decoding upon multi-tile encoded picture and related entropy decoder
A buffering apparatus for buffering context arrays of a multi-tile encoded picture having a plurality of tiles includes a first buffer and a second buffer. The first buffer is arranged to buffer a first context array referenced for performing entropy decoding upon a first tile of the multi-tile encoded picture.
08/14/14
20140226724
 System and method for the dynamic reduction of the entropy of a signal upstream to a data compression device patent thumbnailSystem and method for the dynamic reduction of the entropy of a signal upstream to a data compression device
A system is proposed for dynamic reduction of the entropy of a signal upstream to a data compression device. The signal includes a set of successive frames.
08/07/14
20140223149
 Method of entropy randomization on a parallel computer patent thumbnailMethod of entropy randomization on a parallel computer
Method, system, and computer program product for randomizing entropy on a parallel computing system using network arithmetic logic units (alus). In one embodiment, network alus on nodes of the parallel computing system pseudorandomly modify entropy data during broadcast operations through application of arithmetic and/or logic operations.
08/07/14
20140223148
 Method of entropy randomization on a parallel computer patent thumbnailMethod of entropy randomization on a parallel computer
Method, system, and computer program product for randomizing entropy on a parallel computing system using network arithmetic logic units (alus). In one embodiment, network alus on nodes of the parallel computing system pseudorandomly modify entropy data during broadcast operations through application of arithmetic and/or logic operations.
08/07/14
20140222880
 Method and apparatus for generating random numbers using a physical entropy source patent thumbnailMethod and apparatus for generating random numbers using a physical entropy source
A method and apparatus for generating random binary sequences from a physical entropy source having a state a and a state b by detecting whether the physical entropy source is in the state a or in the state b, attempting to shift the state of the physical entropy source to the opposite state in a probabilistic manner with less than 100% certainty, and producing one of four outputs based on the detected state and the state of the physical entropy source before the attempted shift. The outputs are placed in first and second queues and extracted in pairs from each queue.
08/07/14
20140222747
 Learning with noisy labels from multiple judges patent thumbnailLearning with noisy labels from multiple judges
A system and method infer true labels for multiple items. The inferred labels are generated from judgments.
08/07/14
20140221780
Complexity based methods and systems for detecting depression
Major depression can affect multiple physiologic systems. Analysis of signals that reflect integrated function may be useful in probing dynamical changes in this syndrome.
08/07/14
20140219335
Method and apparatus for entropy encoding using hierarchical data unit, and method and apparatus for decoding
Provided are video encoding and decoding methods and apparatuses. The video encoding method includes: encoding a video based on data units having a hierarchical structure; determining a context model used for entropy encoding a syntax element of a data unit based on at least one piece of additional information of the data units; and entropy encoding the syntax element by using the determined context model..
07/31/14
20140210652
Entropy coding
An encoder for encoding a sequence of symbols is described which has an assigner configured to assign a number of parameters to each symbol of the sequence of symbols based on information contained within previous symbols of the sequence of symbols; a plurality of entropy encoders each of which is configured to convert the symbols forwarded to the respective entropy encoder into a respective bitstream; and a selector configured to forward each symbol to a selected one of the plurality of entropy encoders, the selection depending on the number of parameters assigned to the respective symbol.. .
07/24/14
20140205199
Storage area and temporal based optimized run length codec for classic jpeg image compression (sat-borl codec)
This invention optimizes the entropy encoding part of jpeg (joint photographic experts group) image compression by modifying the run length encoding method that performs the actual compression by removing the redundancy from transformed and quantized image data. Using the fact that the preceding processes of run length coding, in jpeg compression algorithm, produces a large number of zeros, the original run length coding uses an ordered pair (a,b), where ‘a’ is the length of consecutive zeros preceding the ascii character ‘b’.
07/24/14
20140205198
Image encoding apparatus
An image encoding apparatus is provided which realizes an encoding process at a high bit rate without degradation in image quality at boundary parts within a picture. The image encoding apparatus 1 includes: a plurality of entropy encoding sections 105 and 106 for generating bit streams by entropy-encoding intermediate data generated from syntax elements of image data; and an encoding control section 104 for supplying the intermediate data to any of the entropy encoding sections.
07/24/14
20140205086
Apparatus for encrypting data
An apparatus for encrypting data is provided. The apparatus is capable of symmetrically encrypting data and then encrypting the symmetrically encrypted data with the aid of a bit string.
07/24/14
20140205009
Method and apparatus for spatially scalable video compression and transmission
A method and apparatus provide the ability to resample video frame into various resolutions, and to predict, quantize, and entropy code the video signal for spatially scalable compression and networking applications. The solution involves a unified re-sampling and estimation-theoretic prediction, quantization, and entropy coding framework, which by design is tailored to allow base layer coding information to be fully accessible and usable by enhancement layers; and for the enhancement layer to account for all available information from both layers for superior compression performance.
07/17/14
20140200885
Audio visual signature, method of deriving a signature, and method of comparing audio-visual data background
The invention relates to the analysis of characteristics of audio and/or video signals for the generation of audio-visual content signatures. To determine an audio signature a region of interest for example of high entropy—is identified in audio signature data.
07/17/14
20140199782
Method to screen high affinity antibody
The current invention reports a method for producing an antibody comprising the steps of a) providing a plurality of hybridoma cells each expressing an antibody, b) determining the time dependent amount of said antibody bound to the respective antigen by surface plasmon resonance at different temperatures and different antibody concentrations, c) calculating with the time dependent amount determined in b) based on equations (ii) to (xiii) at least the thermodynamic parameters (i) standard association binding entropy (Δs°‡ass), (ii) standard dissociation binding entropy (Δs°‡diss), (iii) standard binding entropy (Δs°), (iv) free standard binding enthalpy (Δg°), (v) standard dissociation free binding enthalpy (Δg°‡diss), (vi) standard association free binding enthalpy (Δg°‡ass), (vii) −tΔs°, (viii) dissociation rate constant kd, (ix) equilibrium binding constant kd, and (x) association rate constant ka, d) selecting a hybridoma cell producing an antibody with at least two of the following: i) a standard association binding entropy of less than 10 j/k*mol, ii) an absolute standard dissociation binding entropy of 100 j/mol*k or more, iii) an absolute standard binding entropy of 100 j/mol*k or more, e) producing an antibody by cultivating said selected cell under conditions suitable for the expression of said antibody and recovering said antibody from the cells or/and the cultivation medium.. .
07/17/14
20140198841
Context intialization in entropy coding
A decoder includes an entropy decoder configured to derive a number of bins of the binarizations from the data stream using binary entropy decoding by selecting a context among different contexts and updating probability states associated with the different contexts, dependent on previously decoded portions of the data stream; a desymbolizer configured to debinarize the binarizations of the syntax elements to obtain integer values of the syntax elements; a reconstructor configured to reconstruct the video based on the integer values of the syntax elements using a quantization parameter, wherein the entropy decoder is configured to distinguish between 126 probability states and to initialize the probability states associated with the different contexts according to a linear equation of the quantization parameter, wherein the entropy decoder is configured to, for each of the different contexts, derive a slope and an offset of the linear equation from first and second four bit parts of a respective 8 bit initialization value.. .
07/10/14
20140195576
Hardware random number generator
A random number generator may include an input configured to receive a plurality of entropy bits generated by an entropy source of a random number generator, wherein the random number generator is configured to generate a plurality of random numbers; and an entropy health monitor coupled with the input, wherein the entropy health monitor is configured to perform a corrective action based on the plurality of entropy bits.. .
07/10/14
20140193072
Adaptive background estimation
Various methods and systems are provided for adaptive background estimation. In one embodiment, among others, a signal processing device includes at least one processing unit and a memory storing a background estimation system executable in the at least one processing unit.
07/10/14
20140192979
Method and apparatus for generating large numbers of encryption keys
Entropy obtained from a series of key generation exchanges may be combined with entropy from a strong entropy source to allow the strong entropy to be stretched to generate a larger number of keys for use on a communication network, without requiring additional information from the group members and without requiring the entropy source to be increased in size or in number. In one embodiment, nonces exchanged during an initial key exchange are used to generate additional key material that is then fed, together with a fresh random secret, to another pseudo-random function to generate an additional key stream.
07/03/14
20140189792
Method and system for electronic content storage and retrieval using galois fields and informaton entropy on cloud computing networks
A method and system for electronic content storage and retrieval using galois fields and information entropy on cloud computing networks. Electronic content is divided into plural portions and stored in plural cloud storage objects based on determined information entropy of the electronic content thereby reducing location guessing of the electronic content using information gain and mutual information.
07/03/14
20140185950
Progressive entropy encoding
A method for progressively encoding image tile data is disclosed. The method may include receiving indication that image tile data is to be updated.
07/03/14
20140185676
Line-based compression for digital image data
A method of compressing digital image data is provided that includes selecting an entropy code for encoding a line of pixels in the digital image data, wherein the entropy code is selected from a plurality of variable length entropy codes, using spatial prediction to compute a pixel predictor and a pixel residual for a pixel in the line of pixels, and selectively encoding the pixel residual using one of the entropy code or run mode encoding.. .
07/03/14
20140185668
Method for adaptive entropy coding of tree structures
In 3d mesh coding, the geometry data is compressed by spatial tree based approaches. Bitstreams that result from the traversal of a tree structure of spatial tree based approaches for encoding 3d mesh models have systematically special redundancies, which is exploited for further improving the mesh model compression.
07/03/14
20140184430
Hierarchical entropy encoding and decoding
A particular implementation receives geometry data of a 3d mesh, and represents the geometry data with an octree. The particular implementation partitions the octree into three parts, wherein the symbols corresponding to the middle part of the octree are hierarchical entropy encoded.
06/26/14
20140177708
Method and apparatus for entropy encoding/decoding
Provided are methods and apparatuses for entropy-encoding and entropy-decoding an image. The method for entropy-encoding an image includes operations of arithmetically encoding a binary value of a current coding symbol, by using a probability of a predefined binary value which is determined based on previously-coded symbols that are encoded before the current coding symbol; and updating the probability of the predefined binary value by using a plurality of scaling factors, according to the binary value of the current coding symbol..
06/26/14
20140177707
Entropy coding of motion vector differences
An entropy decoder is configured to, for horizontal and vertical components of motion vector differences, derive a truncated unary code from the data stream using context-adaptive binary entropy decoding with exactly one context per bin position of the truncated unary code, which is common for horizontal and vertical components of the motion vector differences, and an exp-golomb code using a constant equi-probability bypass mode to obtain the binarizations of the motion vector differences. A desymbolizer is configured to debinarize the binarizations of the motion vector difference syntax elements to obtain integer values of the horizontal and vertical components of the motion vector differences; a reconstructor is configured to reconstruct a video based on the integer values of the horizontal and vertical components of the motion vector differences..
06/19/14
20140173291
Encryption key generation in encrypted storage devices
A system and method of generating an encryption key in a self-encrypting mass storage device that includes using a manual input device as input for a micro-controller that contains a cyclic counter. An input device event triggers the micro-controller to read the current state of the cyclic counter.
06/19/14
20140169464
Moving-picture encoding apparatus and moving-picture decoding apparatus
According to one embodiment, an encoding apparatus includes a prediction unit, a classifying unit, a first transformer, a second transformer, an order controller, and an entropy coder. The prediction unit obtains a predictive residual signal to be encoded, by using a mode selected from intra-prediction modes.
06/19/14
20140169463
Moving-picture encoding apparatus and moving-picture decoding apparatus
According to one embodiment, an encoding apparatus includes a prediction unit, a classifying unit, a first transformer, a second transformer, an order controller, and an entropy coder. The prediction unit obtains a predictive residual signal to be encoded, by using a mode selected from intra-prediction modes.
06/19/14
20140169462
Moving-picture encoding apparatus and moving-picture decoding apparatus
According to one embodiment, an encoding apparatus includes a prediction unit, a classifying unit, a first transformer, a second transformer, an order controller, and an entropy coder. The prediction unit obtains a predictive residual signal to be encoded, by using a mode selected from intra-prediction modes.
06/19/14
20140169451
Perceptually coding images and videos
Blocks in pixel images are template matched to select candidate blocks and weights according to a structural similarity and a perceptual distortion of the blocks. The perceptual distortion is a function of a just-noticeable-distortion (jnd).
06/19/14
20140169190
Methods and systems for network performance measurement using verifiable single-use highly-entropic file generation
A network performance measurement relies on the transmission of a verifiable, single-use, highly-entropic file across the network. Upon receiving a network performance measurement query from a user equipment (ue) device communicating through a mobile communication network, a test utility (tu) server generates a test file having high entropy such that it does not reduce substantially in size when compressed using standard compression algorithms.


Popular terms: [SEARCH]

Entropy topics: Access Point, Fixed Length, Function Key, Instantiate, Packet Switching, Distributed, Random Access, Digital Processor, Coordinates, Lossless Compression, Volatile Memory, Application Program, Random Number Generator, Nonvolatile Memory, High Speed

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This listing is a sample listing of patent applications related to Entropy for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Entropy with additional patents listed. Browse our RSS directory or Search for other possible listings.
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