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WO/2015/142749A1 |
A method, apparatus, and system for OZIP, a data compression and decompression codec, is provided. OZIP utilizes a fixed size static dictionary, which may be generated from a random sampling of input data to be compressed. Compression by...
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WO/2015/135853A1 |
The present invention is concerned with a cost effective historian system that supports long term access to power system data originating from Phasor Measurement Units. According to the invention, a method of storing a plurality of block...
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WO/2015/138911A1 |
A device for coding video data includes a memory configured to store video data, and at least one processor configured to: determine a maximum number of bits to be used when coding a syntax element indicating absolute values of transform...
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WO/2015/132914A1 |
A dimension compression unit (13) compresses feature quantities extracted from an image by multiplying the feature quantities by a test matrix of error correction codes constituted by binary elements of 0 and 1.
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WO/2015/131396A1 |
Disclosed is a one-dimensional signal random sampling method based on compressed sensing. The method comprises: a sawtooth voltage signal generator generates a number n of sawtooth voltage signals, wherein the serial numbers of the sawto...
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WO/2015/128587A1 |
The invention relates to the coding of a video signal (f) representative of the geometry of an object defined on a space of dimension n (n≥1), comprising the steps consisting in: - representing (C1) said object with the aid of a series...
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WO/2015/130210A1 |
A method for pyramid vector quantization indexing of audio/video signals comprises obtaining (402) of an integer input vector representing the audio/video signal samples. A leading sign is extracted(404) from the integer input vector. Th...
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WO/2015/127587A1 |
Provided are a signal reconstruction method and apparatus. The signal reconstruction method of the present invention comprises: selecting a first portion of sampling points from all the sampling points, and determining a matrix correspon...
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WO/2015/125714A1 |
A method solves a convex quadratic program (QP) for a convex set. Constrains of the QP include sets of linear equalities and linear inequalities. The solving uses an Alternating Direction Method of Multipliers (ADMM). Variables of the co...
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WO/2015/124323A1 |
An encoder (20) for encoding data (D1, 10) to generate corresponding encoded data (E2, 30) is provided, wherein the encoded data (E2, 30) includes information indicative of a frequency, probability or range of one or more symbols to be r...
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WO/2015/125857A1 |
This communication device, which relays a received data signal, has: a reception quality measurement unit that calculates propagation characteristics; and a quantization compression encoding unit that, on the basis of a threshold, perfor...
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WO/2015/124324A1 |
A method of encoding input data (D1) in an encoder to generate corresponding encoded data (E2) is provided. The method includes: (a) splitting and/or transforming the input data (D1) into one or more data chunks, and analyzing symbols pr...
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WO/2015/119500A1 |
The invention relates to a computer implemented method of storing/recovering in/from a storage data structure a multitude of sequences that have been aligned with a reference data structure. The information of the sequences is stored in ...
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WO/2015/116762A1 |
A data condenser and method provides lossless condensation of numbers, letters, words, phrases, and other indicia to data object values which results in reduction of file size. The data condenser and method classifies data as individual ...
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WO/2015/114042A1 |
The invention relates to a coding method for data compression of power spectra of an optoelectronic component, wherein at least one power spectrum of the optoelectronic component is provided and sampled at particular sampling wavelengths...
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WO/2015/105010A1 |
The purpose of the present invention is to provide a transmission device, a receiving device, and a transmission/receiving system with which precise reconstruction of an original input digital signal is possible even if the sparsity of t...
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WO/2015/105775A1 |
A sampler module may divide an audio signal into a series of sequential samples. A signal quality detector module may identify a consistent brick wall frequency of the audio signal spanning a plurality of the sequential samples at an out...
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WO/2015/100559A1 |
Provided are a signal processing method and device, relating to the technical field of communications. The present invention solves the problem of reduced signal reconstruction performance caused by limited sparsity a priori information,...
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WO/2015/100598A1 |
Provided are a compressed sensing-based signal reconstruction method and device. The method comprises: calculating inner product values of all column vectors within a residual vector and a processing matrix; determining a largest inner p...
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WO/2015/099568A1 |
The invention relates to a method for converting (encoding), decoding and recording digital information in order to form an ultra-compressed two-dimensional matrix code (nano-barcode), and also relates to optically-readable two-dimens...
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WO/2015/094537A1 |
A measurement vector of compressive measurements is received. The measurement vector may be derived by applying a sensing matrix to a source signal. At least one first feature vector is generated from the measurement vector. The first fe...
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WO/2015/089623A1 |
A pre-encryption process for symmetric encryption processes that inputs a bit stream into any existing or future encryption standard to increase encryption complexity with a disproportionate increase in processing time. The first encodin...
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WO/2015/081980A1 |
An instruction provider for providing a sequence of instructions based on a representation of a sequence of test vectors is described. Each instruction defines the provision of at least one test vector to a device under test. The instruc...
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WO/2015/078490A1 |
Examples of determining compression techniques to apply to documents are disclosed. In one example implementation according to aspects of the present disclosure, a method may include analyzing, by the computing system, at least a subset ...
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WO/2015/079946A1 |
The present technology relates to a device, method and program for expanding frequency band such that high quality audio can be obtained with less processing. A low-frequency extraction bandpass filter allows a prescribed band in the low...
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WO/2015/080890A1 |
A dense volumetric grid coming from an oil/gas reservoir simulation output is translated into a compact representation that supports desired features such as interactive visualization, geometric continuity, color mapping and quad represe...
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WO/2015/077060A1 |
A system comprising an encoder for receiving a binary string of a data, the encoder adapted to partition the binary string into one or more binary substrings and assign a color to each one or more substring corresponding to a color model...
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WO/2015/071421A1 |
An electrical circuit comprises a signal processing chain and a control unit. The signal processing chain comprises an integrator designed to integrate an input signal for the duration of an integration time. The control unit is coupled ...
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WO/2015/072914A1 |
The invention relates to an encoder and a decoder and methods therein for supporting split gain shape vector encoding and decoding. The method performed by an encoder, where the encoding of each vector segment is subjected to a constrain...
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WO/2015/072859A1 |
The invention relates to a method for analysing information and for storing a representation related to the information in a computer memory. The invention also relates to a method for comparing information by using said method according...
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WO/2015/069177A1 |
A method for partitioning of input vectors for coding is presented. The method comprises obtaining (210) of an input vector. The input vector is segmented (220), in a non-recursive manner, into an integer number, NSEG, of input vector se...
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WO/2015/067311A1 |
The present specification provides for methods for compressing and decompressing data packets. These methods comprise classifying a data packet as related to an Internet service, determining a function that the classified data packet is ...
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WO/2015/065203A1 |
A method of protecting a communication, comprising the steps of: a) associating a dictionary with both a computerised sending means (eg a server, personal computer, laptop, tablet or smartphone) and a computerised receiving means (eg a s...
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WO/2015/061541A1 |
Systems and methods are disclosed for conserving power consumption in a memory system. One such system comprises a system on chip (SoC) and an encoder. The SoC comprises one or more memory clients for accessing a dynamic random access me...
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WO/2015/058633A1 |
Exemplary method, system, and computer program product embodiments for efficient one-pass cache-aware compression are provided. In one embodiment, by way of example only, an output of a fast compressor to Huffman encoding for achieving t...
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WO/2015/061567A1 |
Systems and methods are disclosed for providing multi-user power saving codebook optimization. One such method comprises: generating a unique codebook for a plurality of computing devices, each unique codebook configured for encoding mem...
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WO/2015/057135A1 |
A coder and decoder, and methods therein, are provided for coding and decoding of spectral peak positions in audio coding. According to a first aspect, an audio signal segment coding method is provided for coding of spectral peak positio...
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WO/2015/055800A1 |
A coding efficiency of coding spectral coefficients of a spectrum of an audio signal is increased by en/decoding a currently to be en/decoded spectral coefficient by entropy en/decoding and, in doing so, performing the entropy en/decodin...
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WO/2015/056075A1 |
The present invention provides a system (and corresponding method and devices) for encoding an ungrouped signal into a plurality of grouped signals, wherein the ungrouped signal comprises at least a video service. The system further comp...
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WO/2015/052067A1 |
A method and corresponding devices are disclosed for compression of N-bit frequency domain samples. The sample represents a single frequency tone of a time domain symbol. The time domain symbol is to be sent or sent over a transport link...
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WO/2015/052787A1 |
Problems such as being unable to obtain a desired data compression ratio, causing excessively long data transfer times and making analysis results slow to display, can result when analysis results to be evaluated vary with position and/o...
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WO/2015/052064A1 |
The invention relates to a method and device for coding, to a coded data signal, an image block whose image data are represented by floating values. Each floating value being expressed by a mantissa and an exponent, the method is charact...
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WO/2015/042516A1 |
Methods and apparatus of compression on multiple data flows for communication between a user equipment (UE) and a serving node. The methods and apparatus include receiving multiple data flows for compression, wherein each of the multiple...
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WO/2015/041652A1 |
A method, system, and computer program for providing progressive JPEG image (40) over a flexible range of memory available for a progressive JPEG decode (24). Progressive JPEG decode (24) involves transcoding of a Progressive JPEG image ...
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WO/2015/038648A1 |
A computer-implemented method for sensing streaming data comprises recursively sampling an input stream of data using overlapping windowing to obtain at least one previous measurement regarding the input data stream, and employing the at...
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WO/2015/037265A1 |
A computer (1) determines, on the basis of a run length number in a case where image data are to be run-length encoded, a number of bits constituting the notation part in a run length notation variable header. The notation part of the ru...
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WO/2015/034758A1 |
Methods and apparatus are described for formatting a compressed data packet. The methods and apparatus include identifying a first data string within a data packet that was previously stored at a first memory location in a compressor mem...
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WO/2015/035320A1 |
Embodiments are provided for an asynchronous processor with a Hierarchical Token System. The asynchronous processor includes a set of primary processing units configured to gate and pass a set of tokens in a predefined order of a primary...
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WO/2015/029329A1 |
According to one embodiment, a computer-implemented method of decompressing compressed data is described. A first decompression dictionary is analyzed, the first decompression dictionary including a plurality of chains each with uncompre...
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WO/2015/029574A1 |
Provided is an image encoding device which, by shortening the processing time of a low-order data processing unit within an encoding unit, makes possible higher processing efficiency overall. This image encoding device is provided with a...
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