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WO/2013/067629 |
A method and an apparatus are described for coding information, the method comprising obtaining a list of integers to be coded; determining a hyperspatial pyramid having a size adapted for coding the list of integers, the hyperspatial py...
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WO/2013/070610 |
A video encoder is configured to encode a binary sting indicating a position of a last significant coefficient within a video block. A video decoder is configured to decode the encoded binary string. The string may be coded using context...
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WO/2013/070353 |
FIG. 6 is a flowchart illustrating an example video encoding method of the disclosure. The method of FIG. 6 may be implemented by video encoder 20. Video encoder 20 may be configured to determine a first prediction type for a block of vi...
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WO/2013/068735 |
A data encoding method for encoding successive input data values comprises the steps of: selecting one of a plurality of complementary sub-ranges of a set of code values according to the value of a current input data value, the proportio...
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WO/2013/068732 |
A data encoding method for encoding successive input data bits comprises the steps of: selecting one of two complementary sub-ranges of a set of code values according to whether a current input data bit is a one or a zero, the proportion...
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WO/2013/068731 |
Data coding apparatus in which a set of ordered data is encoded comprises an entropy encoder for encoding the ordered data, in which each data item is split into respective subsets of data and the respective subsets are encoded by first ...
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WO/2013/070354 |
A reduction in the number of binarizations and/or contexts used in context adaptive binary arithmetic coding (CABAC) for video coding is proposed. In particular, this disclosure proposes techniques that may lower the number of contexts u...
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WO/2013/068733 |
A data encoding method for encoding successive input data values comprises the steps of: comparing an input data value with an ordered set of n-1 different threshold values, where n is three or more, to generate range data defining that ...
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WO/2013/070174 |
A compression device which may include: a subset determination circuit configured to determine a subset of a transmission indication map, the transmission indication map including a plurality of bits, each bit indicating whether data to ...
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WO/2013/070355 |
A reduction in the number of binarizations and/or contexts used in context adaptive binary arithmetic coding (CABAC) for video coding is proposed. In particular, this disclosure proposes techniques that may lower the number of contexts u...
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WO/2013/070604 |
A video encoder is configured to determine a first and second binary string for a value indicating the position of the last significant coefficient, within a video block of size T. A video decoder is configured to determine a value indic...
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WO/2013/067316 |
Methods, devices, and computer program products for compressing packet headers and payloads are described herein. In one embodiment, a packet including a packet header and a packet payload is compressed in accordance with a compression m...
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WO/2013/067156 |
In one example, an apparatus for context adaptive entropy coding a video unit comprises a coder configured to code a syntax element, wherein a first value of the syntax element indicates that one or more of a plurality of context states ...
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WO/2013/067186 |
In one example, an apparatus for context adaptive entropy coding may include a coder configured to determine one or more initialization parameters for a context adaptive entropy coding process based on one or more initialization paramete...
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WO/2013/061530 |
Provided is an encoding apparatus wherein the number of loops required for extracting a specified number (N) of conversion factors can be reduced, thereby significantly reducing the computation amount. A threshold value calculating unit ...
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WO/2013/063371 |
This disclosure describes techniques for binary arithmetic coding in video coding, and video encoders and decoders for performing such techniques. In some examples, the techniques may support binary arithmetic coding that supports slower...
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WO/2013/062370 |
The present invention relates to a codec device and method for encoding/decoding voice and audio signals in a communication system, wherein: a fixed codebook excited signal is generated by using a pulse index for a voice signal; a first ...
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WO/2013/061840 |
The purpose of the present invention is to provide a technique for subjecting a bit stream to byte alignment. An adjustment coefficient sequence which is a high-frequency component among the quantized block coefficient sequences is repla...
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WO/2013/061520 |
The present invention is a multilevel amplitude modulation device for generating and outputting a multilevel amplitude modulated signal having 4 or more signal levels on the basis of digital data, wherein the multilevel amplitude modulat...
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WO/2013/061531 |
Provided is an audio encoding apparatus wherein the bit rate can be reduced even if a codebook having a larger codebook number is selected in a split multi-rate lattice vector quantization. A sub-vector determining unit (121) determines,...
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WO/2013/057895 |
An encoding device capable of considerably reducing the amount of processing operations while inhibiting output signal quality deterioration by adaptively adjusting a conversion coefficient used in a correlation operation for each proces...
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WO/2013/056097 |
This disclosure describes techniques for coding non-symmetric distributions of data and techniques for quantization matrix compression. The techniques for coding non-symmetric distributions of data may use a mapping that is configured to...
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WO/2013/050612 |
An encoder for encoding a sequence of symbols is described which comprises 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 se...
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WO/2013/051210 |
This encoding device (100) is provided with: a CELP encoding unit (102) that decodes CELP encoded data resulting from CELP encoding an input signal, generating a CELP decoded signal; a transform encoding unit (106) that generates a decod...
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WO/2013/048529 |
Method, apparatus, and systems employing novel delayed dictionary update schemes for dictionary-based high-bandwidth lossless compression. A pair of dictionaries having entries that are synchronized and encoded to support compression and...
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WO/2013/048531 |
Method, apparatus, and systems employing dictionary-based high-bandwidth lossless compression. A pair of dictionaries having entries that are synchronized and encoded to support compression and decompression operations are implemented vi...
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WO/2013/048530 |
Method, apparatus, and systems employing novel dictionary entry replacement schemes for dictionary-based high-bandwidth lossless compression. A pair of dictionaries having entries that are synchronized and encoded to support compression ...
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WO/2013/046504 |
In the present invention, an arithmetic decoding device comprises the following: a division information calculator for calculating, from among spatial information indicative of the range from which positional information acquired from a ...
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WO/2013/044393 |
Encoding and decoding methods are presented that use adaptive reconstruction levels. Reconstruction space parameters are developed by an encoder and inserted in the bitstream with the encoded video data. The reconstruction space paramete...
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WO/2013/033895 |
A data compressing and decompressing method, a program, a storage medium, and an electronic product. The data compressing method in the present invention comprises the steps of: analyzing an initial character string of data so as to sele...
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WO/2013/035257 |
By copying to a high-frequency band portion (extension band) a low-frequency band portion in which peaking has been set to a sufficiently low state, this encoding device is capable of preventing generation of a spectrum with overly large...
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WO/2013/029646 |
The present invention relates to a method for compressing time series data and to a device and system for processing telemetric time series data. Based on historical time series data, the predictability of the state of each bit in a data...
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WO/2013/033030 |
In column domain dictionary compression, column values in one or more columns are tokenized by a single dictionary. The domain of the dictionary is the entire set of columns. A dictionary may not only map a token to a tokenized value, bu...
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WO/2013/030622 |
For enabling an efficient storage of received compressed data, an additional lossless compression is applied to the compressed data to obtain binary digits. The lossless compression is configured to result, on an average, in a higher per...
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WO/2013/027629 |
The present technology pertains to an encoding device and method, decoding device and method, and program that enable high-quality audio to be obtained at a smaller code amount. The encoding device multiplexes and outputs: low-range enco...
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WO/2013/027630 |
The present technology pertains to an encoding device and method, decoding device and method, and program that are able to obtain high-quality audio at a lower code quantity. On the basis of the sub-band signal of a plurality of sub-band...
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WO/2013/026155 |
Systems and methods are provided for structuring information, including analyzing an original digital information file (DIF) to determine an information quantity (IQ) and an information value (IV). An initial manipulation process is appl...
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WO/2013/027631 |
The present technology pertains to an encoding device and method, decoding device and method, and program that are able to increase audio quality. A QMF sub-band power calculation unit calculates the power of the QMF sub-band signal of a...
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WO/2013/024177 |
A computer-based method (10) for characterising data dependent on at least one variable is described. The method comprises sampling the data in a smart manner by sampling the data in a finite sequence of sampling points, the finite seque...
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WO/2013/022191 |
The present invention relates to a video decoding system having a compensation function, the video decoding system comprising: one AD converter; a synchronized signal level detector for detecting a synchronized signal level using a digit...
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WO/2013/017975 |
Devices and methods are for iteratively sampling a wideband signal in order to recover one or more narrowband signals are disclosed, in one aspect, a wideband signal is received and the signal is sampled using a sampling device, which in...
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WO/2013/011495 |
A signal processor is configured to encode a signal in a hierarchy including multiple levels of quality. The signal processor produces a rendition of the signal for at least a first level of quality. The signal processor generates sets o...
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WO/2013/010997 |
The entropy coding of a current part of a predetermined entropy slice is based on, not only, the respective probability estimations of the predetermined entropy slice as adapted using the previously coded part of the predetermined entrop...
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WO/2013/011495 |
A signal processor is configured to encode a signal in a hierarchy including multiple levels of quality. The signal processor produces a rendition of the signal for at least a first level of quality. The signal processor generates sets o...
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WO/2013/008264 |
The de-duplication effect is enhanced even when managing data blocks by dividing them into fixed-length data. Every time a data block is entered, a controller for managing data blocks: sequentially sets a search area of a fixed size from...
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WO/2013/007920 |
The invention relates to a method of coding at least one image able to contain a plurality of predetermined symbols, comprising, for at least one current symbol to be coded, the steps of: determination (C336) of a context (Cj) associated...
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WO/2013/005065 |
It is inter alia disclosed to determine, for each set of basis code vectors of a plurality of sets of basis code vectors, a potential basis code vector for encoding an input vector, wherein each set of basis code vectors is associated wi...
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WO/2013/003770 |
A database compression system includes and analyzer, a counting engine, and a mapping engine. The analyzer analyzes a schema of a database by maintaining a list of attributes and corresponding values. The analyzer also analyzes a selecti...
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WO/2013/003479 |
Compression of floating-point numbers is realized by comparing the exponents of the floating-point numbers to one or more exponent thresholds to classify the floating-point numbers into classes. The floating-point number is encoded using...
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WO/2013/003741 |
This disclosure describes techniques for coding transform coefficients for a block of video data. According to these techniques, a video coder (a video encoder or video decoder) determines whether a block of video data is a luma block or...
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