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WO/2013/099449A1 |
This data storage control device (1) is equipped with: a compression unit (11) for subjecting block-unit image data (MB) to lossless compression so as to reduce the amount of data; a determination means for determining whether lossless c...
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WO/2013/095460A1 |
Methods and systems may include a compression module having logic to receive a pixel difference signal associated with an image, and conduct a compression of the pixel difference signal based on a value of the pixel difference signal. Th...
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WO/2013/096906A1 |
A method, a computer program and an apparatus for measuring a waveform associated with a chemical event occurring on an ISFET sensor array. The waveform includes at least one region associated with expected measured values and at least o...
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WO/2013/095615A1 |
Methods and apparatus for processing bitstreams and byte streams. According to one aspect, bitstream data is compressed using coalesced string match tokens with delayed matching. A matcher is employed to perform search string match opera...
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WO/2013/086724A1 |
A method of clipping transformed coefficient before de-quantization in video and image compression and an associated apparatus are provided. The method comprises: setting clipping condition based on a transform size, a source bit-depth, ...
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WO/2013/085826A1 |
A method and apparatus are for performing one of encoding and decoding a code word that is used to communicate a portion of a signal. For encoding, at least a portion of a code word is encoded from a signal based value using an approxima...
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WO/2013/082990A1 |
Mechanisms are provided for decoding a variable length encoded data stream. A decoder of a data processing system receives an input line of data. The input line of data is a portion of the variable length encoded data stream. The decoder...
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WO/2013/084812A1 |
The present invention relates to an information processing device, an information processing method, and a program, whereby control codes can be detected accurately from received data. An SP converter acquires second data obtained by con...
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WO/2013/083222A1 |
A method of processing a digital signal for transmission is provided comprising digital data frames, by compressing the digital data frames; and generating an optical data unit for transmission comprising multiple of the compressed digit...
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WO/2013/084058A1 |
The present invention provides a new compression/decompression method and compressor/decompressor for a multi-carrier modulation signal. According to the present invention, the multi-carrier modulation signal is first subjected to a time...
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WO/2013/079632A1 |
The invention relates to a method for determining a modifiable element in a coded bit-stream (Co). The method comprises a step of decoding (E200) a part of the coded bit-stream (Co); a step of modifying (E201 ) said part of the coded bit...
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WO/2013/079277A1 |
Methods and devices for encoding or decoding messages, each message including a list of information items. The encoding method comprises determining a first list of indexes associated with information items that are already indexed in a ...
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WO/2013/081488A1 |
The invention relates to computer engineering. The technical result consists in increasing the quick response of processes for compressing and regenerating electrical signals. A method for compressing digital information with the aid of ...
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WO/2013/079999A1 |
Methods and devices for encoding or decoding messages, each message including a list of information items. The encoding method comprises determining a first list of indexes associated with the information items that are already indexed i...
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WO/2013/071388A1 |
A method and a signaling entity, for sending a signal to a signaled entity, the method determining, at the signaling entity, at least a first code of a sequence of codes comprising the signal and an assignation of resources for transmiss...
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WO/2013/071389A1 |
A method, at a signaling entity, for sending a signal to a signaled entity, the method comprising: determining, at the signaling entity, at least a first code of a sequence of codes comprising the signal, wherein at least one code of the...
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WO/2013/071390A1 |
A method, at a signaling entity, for sending a signal to a signaled entity, the method determining, at the signaling entity, at least a first code of a sequence of codes comprising the signal; receiving, at the signaling entity, an assig...
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WO/2013/074658A1 |
The present disclosure is directed towards systems and methods for compressing messages, such as Short Message Service (SMS) or text messages between fixed or mobile devices through communications networks. The data of, for example, SMS ...
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WO/2013/067629A1 |
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/2013/070353A1 |
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/2013/068735A1 |
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/2013/070610A1 |
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/2013/070355A1 |
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/2013/070174A1 |
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/2013/068732A1 |
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/2013/068733A1 |
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/2013/070354A1 |
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/2013/068731A1 |
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/2013/070604A1 |
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/2013/067316A1 |
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/2013/067186A1 |
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/2013/067156A1 |
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/2013/061520A1 |
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/2013/061840A1 |
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/2013/061531A1 |
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/2013/063371A1 |
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/2013/061530A1 |
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/2013/057895A1 |
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/2013/056097A1 |
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/2013/050612A1 |
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/2013/051210A1 |
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/2013/044393A1 |
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/2013/046895A1 |
The present invention makes it possible to encode and decode images rapidly. An arithmetic decoding unit (522) performs an arithmetic decoding process on encoded data obtained by encoding syntax elements, namely first information, second...
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WO/2013/046504A1 |
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/2013/048531A1 |
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/2013/048529A1 |
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/2013/048530A1 |
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/2013/033895A1 |
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/2013/035257A1 |
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/2013/029646A1 |
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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