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8179291 |
Method and system for compression of logical data objects for storage
There is provided a compression system configured to compress logical data objects into one or more accommodation blocks with a predefined size, and a method of operating thereof. The compression...
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8159373 |
Encoding and decoding information
Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for encoding and decoding information. In one aspect, methods of encoding information in an...
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8144037 |
Blocking for combinatorial coding/decoding for electrical computers and digital data processing systems
Embodiments described herein may include example embodiments of a method, article and apparatus for compressing data utilizing combinatorial coding which may be used for communicating between two...
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8138954 |
Method and system for efficient data transmission with server side de-duplication
The invention provides a method and system for reducing redundant data blocks. The method includes reducing redundant data blocks by decoding a first data block from a first plurality of data...
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8134483 |
Data processing apparatus and method
An apparatus includes: a storage storing data input and sliding stored data per input; first and second comparators comparing in parallel the input data with each stored data and obtaining a...
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8120516 |
Data compression using a stream selector with edit-in-place capability for compressed data
A method for encoding an input file into an output file that is compressed so that the number of bits required to represent the output file is less than the number of bits of the input file. The...
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8115660 |
Compression of stream data using a hierarchically-indexed database
The present invention, in particular embodiments, is directed to methods, apparatuses and systems that provide an efficient compression technique for data streams transmitted to storage devices or...
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8115659 |
Method and apparatus for efficient gathering of information in a multicore system
Methods and apparatus for gathering information from processors by using compressive sampling are presented. The invention can monitor multicore processor performance and schedule processor tasks...
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8089385 |
D/A conversion circuit and semiconductor device
A D/A conversion circuit in accordance with the present invention, which is provided with a switch swD, allows a writing operation of a voltage (a true gradation voltage) to be performed at a...
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8081093 |
Code transforming apparatus and code transforming method
A code transforming apparatus inputs therein a first codestream of a target file, and outputs a second codestream transformed from the first codestream. In the code transforming apparatus, a BOX...
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8063799 |
Systems and methods for sharing compression histories between multiple devices
Systems and methods of storing previously transmitted data and using it to reduce bandwidth usage and accelerate future communications are described. By using algorithms to identify long...
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8063809 |
Transient signal encoding method and device, decoding method and device, and processing system
A transient signal encoding method and device, decoding method and device, and processing system, where the transient signal encoding method includes: obtaining a reference sub-frame where a...
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8044829 |
Multi-mode encoding for data compression
The present disclosure includes apparatus, systems and techniques relating to lossless data compression. In some implementations, an apparatus includes a memory module to store data. The memory...
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8013762 |
Evaluating alternative encoding solutions during data compression
Method and apparatus for compressing data. In accordance with various embodiments, an input string of data bits is received and arranged into fixed-sized chunks. Multiple successive chunks of the...
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8004432 |
Time-of-flight measuring device
A time-of-flight measuring device for performing a hardware-based high-speed data compression process before transferring the data from a signal recorder to a data processor is provided. A...
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7982636 |
Data compression using a nested hierachy of fixed phrase length static and dynamic dictionaries
The present invention describes lossless data compression/decompression methods and systems. A random access memory (RAM) operates as a static dictionary and includes commonly used...
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7934029 |
Data transfer between devices within an integrated circuit
An integrated circuit 2 is provided including multiple devices 4, 6, 8, 10, 12, 14 for communicating via an interconnect 16. A sending device 18 includes a sideband signal indicating the use of a...
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7924183 |
Method and system for reducing required storage during decompression of a compressed file
A method and system for decompressing a compressed file is disclosed in this invention, the method comprising: reading a compressed data block from the compressed file; decompressing the compressed...
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7908192 |
System and method for time recording
A method and system for time recording, in which an event is triggered to start recording one of a set of tasks. Recording of the one task is initiated responsive to triggering the event. The event...
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7872598 |
Accelerated decompression
Techniques for decompressing a compressed input by determining, according to an ordering of allowable codewords, an offset for a variable length codeword detected in the input; accessing a record...
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7868788 |
System and method for encoding data based on a compression technique with security features
Described herein is an efficient encryption method and system having improved security features based on randomness. The method and system utilize a random dictionary insertion and a random...
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7864077 |
System and method for encoding a signal using compressed sensor measurements
Described is a system and method for receiving a signal for transmission and encoding the signal into a plurality of linear projections representing the signal. The encoding includes defining a...
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7864083 |
Efficient data compression and decompression of numeric sequences
Embodiments described herein relate to compression and decompression of data consisting of a one dimensional time series of floating point numbers. A compressor may comprise a lossless stage and in...
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7843367 |
Data coding buffer for electrical computers and digital data processing systems
A method includes receiving, at a decoding device, first contents of a buffer, where the first contents of the buffer include at least a first data symbol. The first data symbol is coded into the...
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7827237 |
Systems and methods for identifying long matches of data in a compression history
Systems and methods of storing previously transmitted data and using it to reduce bandwidth usage and accelerate future communications are described. By using algorithms to identify long...
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7821426 |
Adaptive entropy coding compression output formats
A system stores compressed literal symbols in a first data block and encoded literal symbols in a second data block. The compressed literal symbols correspond to a first group of literal symbols...
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7783459 |
Analog system for computing sparse codes
A parallel dynamical system for computing sparse representations of data, i.e., where the data can be fully represented in terms of a small number of non-zero code elements, and for reconstructing...
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7764202 |
Lossless data compression with separated index values and literal values in output stream
An input stream of characters is received. The input stream is parsed into a plurality of strings each of which include one or more of the characters, wherein each parsed string is a longest match...
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7750826 |
Data structure management for lossless data compression
An input stream of characters is received. A new string entry is added to a data structure based on a current portion of the input stream if the current portion fails to match any of a plurality of...
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7746250 |
Message encoding/decoding using templated parameters
Communication of a compressed message over a communication channel between message processors. The compressed message may be expressed in terms of an expressed or implicit template identification,...
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7737869 |
Symbol based data compression
Briefly, within a computer or digital data processing system, embodiments describe a method, article and apparatus for compressing data is described, which may be used for communicating between two...
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7733247 |
Method and system for efficient data transmission with server side de-duplication
The invention provides a method and system for reducing redundant data blocks. The method includes encoding a first data block having a first length into a bitstream having a second length,...
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7728740 |
Data compression for communication between two or more components in a system
A method includes generating a first symbol string code indicative of one or more positions of a first symbol string within data to be compressed. A second symbol string code indicative of one or...
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7696906 |
LZW data compression algorithm
An improved LZW algorithm creates images at the time of compression, and obtains codes from those images at the time of decompression. At the time of compression, string (x) is obtained from the...
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7692560 |
Two stage loss-less compressor for a clear channel over a packet network
A two stage compression sub-system for clear channel data. The front stage of the compressing sub-system is an octet based repeat compressor (for example a flag compressor). The second stage is...
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7683811 |
Storage and retrieval of compressed data in mixed mode
Methods of storing and retrieving compressed data and uncompressed data in a mixed mode are described. Generally, the method comprises the steps of compressing a fixed amount of input data within a...
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RE41152 |
Lempel-Ziv data compression technique utilizing a dictionary pre-filled with frequent letter combinations, words and/or phrases
An adaptive compression technique which is an improvement to Lempel-Ziv (LZ) compression techniques, both as applied for purposes of reducing required storage space and for reducing the...
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7646924 |
Method and apparatus for compressed sensing
Method and apparatus for compressed sensing yields acceptable quality reconstructions of an object from reduced numbers of measurements. A component x of a signal or image is represented as a...
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7642936 |
System and method for determining whether to dynamically suppress data in a communications environment
A method for communicating data is provided that includes receiving a plurality of bits associated with a communications flow and inspecting the bits. The method also includes determining whether...
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7609722 |
Method and apparatus for transmitting and receiving compressed frame of data over a wireless channel
A transmitting apparatus and method is described that determines, on a frame-by-frame basis, whether to transmit a compressed frame or a non-compressed frame, depending upon whether the compressed...
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7589648 |
Data decompression
In one embodiment, a data decompression circuit for a data stream having a repeated data word is provided. The data stream is compressed into a series of data frames such that the repeated data...
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7584396 |
System and method for decoding a signal using compressed sensor measurements
Described is a system and method for receiving a plurality of linear projections representing a signal and decoding the plurality of linear projections to produce a reconstruction of the signal....
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7548176 |
Data coding buffer for electrical computers and digital data processing systems
A method of buffering includes determining, based at least in part on a radix of a data symbol, a number of discrete values resulting from coding the data symbol into a buffer. The number of...
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7538694 |
Network device with improved storage density and access speed using compression techniques
A network device, also referred to as the Compression Enhanced Network Processor (CENP), with embedded parallel (or fast serial) compression and/or decompression capability. The network device may...
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7532134 |
Systems and methods for sharing compression histories between multiple devices
Systems and methods of storing previously transmitted data and using it to reduce bandwidth usage and accelerate future communications are described. By using algorithms to identify long...
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7511643 |
Method and apparatus for distributed compressed sensing
A method for approximating a plurality of digital signals or images using compressed sensing. In a scheme where a common component xc of said plurality of digital signals or images an innovative...
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7512616 |
Apparatus, system, and method for communicating a binary code image
An apparatus, system, and method are disclosed for communicating binary data using a self-descriptive binary data structure. The binary data structure also may be referred to as a microcode...
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7511639 |
Data compression for communication between two or more components in a system
Briefly, within a computer or digital data processing system, embodiments describe a method, article and apparatus for compressing data is described, which may be used for communicating between two...
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7492290 |
Alternative encoding for LZSS output
A data processing method where a source bit stream is manipulated to produce four intermediate streams: flag bits, literals, offsets and lengths. Flag bits are grouped into multi-bit units, and an...
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7482954 |
Bitstream compression for a programmable device
Method and apparatus for processing configuration data for a programmable logic device is described. The configuration data includes a sequence of frames. In one example, bits in the sequence of...
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