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7619546 Asynchronous sample rate conversion using a digital simulation of an analog filter  
The sample rate of a digital signal is converted by a digital simulation of an analog filter. The simulation can update the states of complex poles in the analog filter at arbitrary times using...
7616138 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...
7616132 Method and system for reducing contexts for context based compression systems  
For context based compression techniques, for example Context Based YK compression, a method and system for grouping contexts from a given context model together to create a new context model that...
7613349 Image processing apparatus and method  
An image processing method and apparatus capable of decoding and reducing image data encoded with an orthogonal transformation and a variable length decoding in high speed without degrading the...
7612696 Method and system for decimating a pulse width modulated (PWM) signal  
A method and system of decimating a Pulse Width Modulated (PWM) signal ( 537 ) is provided. The method includes computing one or more timestamps ( 553 ) of the PWM signal ( 537 ), the PWM signal...
7612694 Efficient coding of small integer sets  
Techniques for coding integer sets are described herein. According to one embodiment, for each data range of parameters to be encoded, a number of bits required to represent a maximum parameter...
7612693 Difference coding adaptive context model  
Techniques for improving encoding and decoding data are described herein. According to one embodiment, in response to a symbol retrieved from an input stream having a sequence of symbols, it is...
7612692 Bidirectional context model for adaptive compression  
Techniques for improving encoding and decoding data are described herein. According to one embodiment, in response to a symbol retrieved from an input stream having a sequence of symbols, it is...
7609182 Generating dynamic huffman codes  
Huffman trees may be rapidly and effectively created by sorting a plurality of nodes by weight in an insertion sorter stack, popping the two lowest weighted nodes from the insertion sorter stack,...
7609180 Method and apparatus for bus encoding and decoding  
A method and an apparatus for bus encoding and a method and an apparatus for bus decoding are provided. The methods and apparatuses for bus encoding/decoding use a discontinuous pattern table (DPT)...
7609179 Method for compressed data with reduced dictionary sizes by coding value prefixes  
The speed of dictionary based decompression is limited by the cost of accessing random values in the dictionary. If the size of the dictionary can be limited so it fits into cache, decompression is...
7607918 Method and system for spatial, appearance and acoustic coding of words and sentences  
A method encodes a word or words. A sequential input string of symbols representing a word or a plurality of words is parsed into segments. A graph is constructed having spatial levels, each level...
7606430 Lithographic apparatus and device manufacturing method utilizing a multiple dictionary compression method for FPD  
A lithographic apparatus comprises an array of individually controllable elements that modulate a beam of radiation, a compressed-pattern memory that stores a compressed representation of a...
7605727 Method, medium and apparatus for quantization encoding and de-quantization decoding using trellis  
Provided are a method and apparatus for quantization encoding and de-quantization decoding using a trellis. Unlike a trellis coded quantization (TCQ) index, by classifying quantization levels to...
7605723 Circuits and methods for implementing mode selection in multiple-mode integrated circuits  
Mode selection circuitry selects one of a plurality of operational modes supported by an integrated circuit by detecting a selected connection between a first terminal of the integrated circuit and...
7605722 Lossless audio coding/decoding apparatus and method  
Provided are a lossless audio coding/decoding apparatus and method. The lossless audio coding apparatus includes a first coder to directly code first symbols; a second coder module comprising a...
7605721 Adaptive entropy coding compression output formats  
The performance (compression ratio) of an entropy coding compressor can be improved by separating its output into two streams: encoded output symbols compressed according to a probability model,...
7602319 Image decoding apparatus and decoding method  
An image decoding apparatus having: a table selection controller configured to output a syntax selection signal which selects one of a prefix, a suffix, and a syntax; a variable length code...
7602316 Data coding/decoding for electrical computers and digital data processing systems  
Embodiments of methods, systems and/or devices for data coding are disclosed. Briefly, in accordance with one embodiment, data is coded and transmitted via an input/output portion of a computing...
7600181 Circuit to reduce rail noise voltage spikes due to switching on an input-output bus  
A circuit to reduce noise spikes on the power and ground rails of a chip when switching over an input-output bus, the circuit comprising an encoder to encode a word before transmission over the...
7595743 System and method for reducing storage requirements for content adaptive binary arithmetic coding  
A system for reducing storage requirements for content-adaptive binary arithmetic coding (CABAC) is provided. The system includes a transcode engine performing CABAC on a video data stream. The...
7592935 Information retrieval architecture for packet classification  
An information retrieval architecture for performing a multi-dimensional search for a lookup value associated with a set of input values, the set of input values organized into one or more fields,...
7592931 Method and apparatus for coding information, method and apparatus for decoding coded information, method of fabricating a recording medium, the recording medium and modulated signal  
Method of converting information words, which includes receiving m-bit information words, where m is an integer, and converting the m-bit information words into n-bit code words based on a code...
7592930 Method and apparatus for reducing memory usage by encoding two values in a single field  
One embodiment of the present invention provides a system that reduces memory usage by encoding two values in a single field. During operation, the system receives a string. After determining the...
7590778 Using operation codes to control a decoder's use of a buffer to generate data from an input data stream into an output data stream  
Provided are a method, system, and article of manufacture for using operation codes to control a decoder's use of a buffer to generate data from an input data stream into an output data stream. An...
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...
7589613 Trinary to trinary rolling code generation method and system  
An all-trinary rolling code method and system which allow a barrier opener to generate and transmit trinary rolling codes without entering or storing any rolling code values as binary words...
7586425 Scalable video coding and decoding  
A method for coding spatial and quality enhancement information in scalable video coding using variable length codes. Conventional systems have been capable of using variable length codes only with...
7586424 Data coding using an exponent and a residual  
A method of coding audio and/or video data. A data symbol may be coded using an exponent and a residual, in which the exponent is coded using a variable length code, such as but not limited to a...
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....
7583209 System and method for signaling on a bus using forbidden pattern free codes  
Embodiments of our invention describe the method for producing forbidden pattern free (FPF) codewords using an encoder-decoder (CODEC). First, the method encodes a dataword to produce a FPF...
7583208 Compact encoding of non-repeating sequences  
Techniques for encoding and decoding non-repeating data objects are described herein. According to one embodiment, an input stream having non-repeating literals is received to be encoded into an...
7583207 Logic circuit  
A logic circuit that executes a prescribed arithmetic processing includes a decoder that converts one or more binary input data into a first plurality of bit data of a constant hamming weight...
7580642 Modulation scheme for tedons  
A system and method for increasing transmission distance and/or transmission data rates using tedons and an encoding scheme to reduce the number of ones in a data signal is described. For example,...
7580470 Apparatus for recovering E8-VSB map information and method thereof  
A Kerdock decoder of the present invention generates correlation reliability from a relation between correlation values to output together with a Kerdock-decoded map data. A map deciding unit...
7573407 Memory efficient adaptive block coding  
In general, this disclosure is directed to techniques for memory efficient and low complexity adaptive variable length coding (VLC) of data for a variety of applications, such as coding of digital...
7565459 Combination I/O modules in a modular automation controller  
The invention describes combination I/O modules for automation. Various combinations of inputs and output with different electrical interfaces are offered providing greater flexibility in...
7564384 Binarizing method and device thereof  
A binary coding and decoding method and apparatus for MVD (Motion Vector Difference) absolute values, includes: dividing symbols for MVD absolute values to be coded into a plurality of subsets...
7564378 Data encoding/decoding method and related device capable of lowering signal power spectral density  
A data encoding and decoding method capable of lowering signal power spectral density for a binary data transmission system is disclosed. The data encoding method includes receiving binary data,...
7561078 System and method for encoding a data set  
An encoding system for a data set, particularly for a video data set is disclosed in the present invention. The encoding system includes a coding strategies represented as a tree-based structure, a...
7561074 Method and system for generating high definition multimedia interface (HDMI) codewords using a TMDS encoder/decoder  
Systems and methods for processing information are disclosed. The method may include creating a first symbol from a codeword. One or more of a TERC4 symbol, a TMDS symbol and/or a guard band symbol...
7557739 Four-to-six modulation encoder  
An encoding system for a high density optical storage medium includes a conversion module that receives a data pattern and generates a code pattern based on the data pattern. A code connector...
7557738 Text encoding system and method  
The invention provides a method of encoding a binary data message for transmission over a data network. The method comprises allocating consecutive six bit sequences from the binary data message to...
7554468 Entropy decoding methods and apparatus using most probable and least probable signal cases  
Methods and apparatus for entropy decoding are disclosed. Compressed input data representing one or more signals is loaded into one or more registers. A first candidate value for a most probable...
7551106 Adjusting soft values to reduce bias  
A method is described for adjusting soft values in a code block prior to decoding. A count of saturated soft values in a code block is determined and one or more of the soft values in the code...
7548174 System and method for equalizing transition density in an integrated circuit  
A system for equalizing transition density in an integrated circuit includes a first circuit configured to transition according to a data stream; and a second circuit configured to transition at a...
7545293 Memory efficient coding of variable length codes  
In general, this disclosure is directed to techniques for memory efficient and low complexity adaptive variable length coding (VLC) of data for a variety of applications, such as coding of digital...
7545291 FIFO radix coder for electrical computers and digital data processing systems  
Embodiments described herein may include example embodiments of a method, article and/or apparatus for coding data which may be used for communicating between two or more components connected to an...
7543079 Synchronization method and system for keeping track of encoding history to maintain digital system synchronization during communication over lossy transmission media  
Encoded data is transmitted between synchronized sending and receiving digital systems across a lossy transmission media. The systems include respective encoder and decoder information records. If...
7541950 Enhanced time-interleaved A/D conversion using compression  
Compression of signal samples output from a parallel, time-interleaved analog to digital converter (TIADC) for a baseband signal, includes calculating first or higher order differences of...