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Class 375/253 - Length coding


Subclass of Class 375 - Pulse or digital communications
Definition: Subject matter wherein words of the converted digital signal
No. of applications: 17
Last issue date: 02/02/2012


Application No.Application TitleIssue Date
20120027104SINGLE-WIRE BUS COMMUNICATION PROTOCOL
A method for transmitting data over a single-wire bus wherein a first communication channel is defined by pulses of different durations according to the state of the transmitted bit and depending on a reference duration, and a second communication channel is defined by ...
02/02/2012
20090303879Algorithms and Estimators for Summarization of Unaggregated Data Streams
The invention relates to streaming algorithms useful for obtaining summaries over unaggregated packet streams and for providing unbiased estimators for characteristics, such as, the amount of traffic that belongs to a specified subpopulation of flows. Packets are sample...
12/10/2009
20090175361CHANNEL CODING METHOD OF VARIABLE LENGTH INFORMATION USING BLOCK CODE
A channel coding method of variable length information using block code is disclosed. A method for channel-coding information bits using a code generation matrix including 20 rows and A columns corresponding to length of the information bits includes, channel-coding the...
07/09/2009
20090168904CHANNEL CODING METHOD OF VARIABLE LENGTH INFORMATION USING BLOCK CODE
A channel coding method of variable length information using block code is disclosed. A method for channel-coding information bits using a code generation matrix including 32 rows and A columns corresponding to length of the information bits includes, channel-coding the...
07/02/2009
20080317140Method of Converting a User Bitstream Into Coded Bitstream, Method for Detecting a Synchronization Pattern in a Signal, a Record Carier, a Signal, a Recording Device and a Playback Device
This ID proposes synchronization patterns for RLL codes with a (repeated) minimum transition run (RMTR) constraint, where the synchronization pattern comprises a synchronization pattern-body that contains a characteristic bit-pattern that represents a violation of the R...
12/25/2008
20080144728Parallelized Dynamic Huffman Decoder
Several code detectors in parallel simultaneously examine varying overlapping segments of a data stream containing variable length codes, referred to as a data window. The data window segments directly address memory structures within each of the code detectors without ...
06/19/2008
20080112491Error Detection And Correction For Base-Band Wireless Systems
A method of encoding, transmitting and decoding data over a wireless medium, including, selecting a number of bits N representing a symbol, creating a set of at least 2 to the power of N equal sized codewords with a larger number of bits than N, representing the 2 to th...
05/15/2008
20070242756Data-modulating apparatus, data-modulating method, data-demodulating apparatus, data-demodulating method, and data-providing medium
A SYNC bit inserting section 14 adds a sync signal to a train of codes, after adding a minimum run, said sync signal having a pattern that breaks a maximum run. It is thereby possible to provide a reliable sync signal pattern. ...
10/18/2007
20070014370Method and apparatus for modulating and demodulating data into a variable length code and a providing medium for implementing the method
A SYNC bit inserting section 14 adds a sync signal to a train of codes, after adding a minimum run, said sync signal having a pattern that breaks a maximum run. It is thereby possible to provide a reliable sync signal pattern. ...
01/18/2007
20060222085System(s), methods(s), and apparatus for extracting slices from bitstream
Presented herein are video system(s), method(s), and apparatus for extracting slice groups from data words. According to one embodiment, there is presented a circuit for extracting a data structure from one or more data words. The circuit comprises a multiplexer, a barr...
10/05/2006
20060115006Data-modulating apparatus, data-modulating method, data-demodulating apparatus, data-demodulating method, and data-providing medium
A SYNC bit inserting section 14 adds a sync signal to a train of codes, after adding a minimum run, said sync signal having a pattern that breaks a maximum run. It is thereby possible to provide a reliable sync signal pattern. ...
06/01/2006
20060029141Method and apparatus for modulating and demodulating data into a variable length code and a providing medium for implementing the method
A SYNC bit inserting section 14 adds a sync signal to a train of codes, after adding a minimum run, said sync signal having a pattern that breaks a maximum run. It is thereby possible to provide a reliable sync signal pattern. ...
02/09/2006
20060002481Method and apparatus for multi-threaded variable length coding
A device including a variable length coding unit that includes an input unit connected to a stream switching unit, and an output unit connected to the stream switching unit. The input unit to encode at least two input streams simultaneously. The output unit to transmit ...
01/05/2006
20050180513Memory for turbo decoder
The invention relates to the domain of turbo decoders. Such a decoder comprises a first decoder (14) and a second decoder (16), each decoder being able to calculate extrinsic output data from extrinsic input data coming from the other decoder. The decoding...
08/18/2005
20050163233Processing unit and processing method
A digital signal processor includes a functional unit configured to execute instructions. The functional unit determines a first minimum data of a first data and a second data, in parallel with a determination of a second minimum data of a third data and a fourth data. ...
07/28/2005
20050053160Method and apparatus of converting a series of data words into a modulated signal
The present invention relates to method and apparatus of converting a series of data words into modulated signals. This method divides a data word, which a sync signal is to be added in front or rear of when it is written in a recording medium, into two or more word seg...
03/10/2005
20050036559Signal processing method and corresponding encoding method and device
The invention relates to a method of defining a new set of codewords for use in a variable length coding algorithm, and to a data encoding method using such a code. Said coding method comprises at least the steps of applying to said data a transform and coding the obtai...
02/17/2005
 
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