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Class 714/762 - Burst error correction


Subclass of Class 714 - Error detection/correction and fault detection/recovery
Definition: Subject matter in which the block code is derived to be
No. of applications: 48
Last issue date: 11/24/2011


1    
Application No.Application TitleIssue Date
20110289379METHOD AND APPARATUS FOR TRANSMITTING DATA
In a method for transmitting data of various traffic types an xDSL modem is utilized. Detectors are used to detect the traffic types of the data which are to be transmitted and the detected traffic types are taken as a basis for dynamically adjusting a data transmission...
11/24/2011
20110131469METHOD, DEVICE AND APPARATUS FOR CORRECTING BURSTS
A method, a device, and an apparatus for correcting bursts are disclosed. The method includes: calculating a correction vector according to a received codeword and a check matrix, wherein the check matrix is an Overlapped Quasi Dual Diagonal Matrix; determining a length...
06/02/2011
20110029765COMPUTING DEVICE BOOTING UTILIZING DISPERSED STORAGE
A computing device boot-up method begins by a processing module detecting a boot-up of the computing device. The method continues with the processing module addressing a distributed basic input/output system (BIOS) memory to retrieve a plurality of error coded BIOS data...
02/03/2011
20110016369METHOD AND SYSTEM TO IMPROVE LINK BUDGET OF A WIRELESS SYSTEM
A method and system to improve the link budget of a wireless system using fast Hybrid Automatic Repeat Request (HARQ) protocol. In one embodiment of the invention, the Medium Access Control (MAC) logic in a base station determines whether the quality of the communicatio...
01/20/2011
20100332941Variable Interleave Data Transmission
In cable modem termination systems (CMTS) and other information transmission systems, a method for changing the interleave depth associated with each data stream is provided. This may be done dynamically, and for any subset of downstream devices such as modems. The inte...
12/30/2010
20100325521UNEQUAL DELAY CODES FOR BURST-ERASURE CHANNELS
An error correction code includes a separate error code portion for each of two or more separate burst erasure durations (or burst error durations). For each burst erasure duration, the code can be employed to recover from the burst erasure with a different delay time. ...
12/23/2010
20100138722CYCLE SLIP LOCATION AND CORRECTION
Methods and techniques are disclosed for correcting the effect of cycle slips in a coherent communications system. A signal comprising SYNC bursts having a predetermined periodicity and a plurality of known symbols at predetermined locations between successive SYNC burs...
06/03/2010
20100131824Handling burst error events with interleaved Reed-Solomon (RS) codes
Handling burst error events with interleaved Reed-Solomon (RS) codes. A received signal, that has undergone convolutional interleaving sometime before, is received from a burst noise affected communication channel. The signal undergoes convolutional deinterleaving and t...
05/27/2010
20100122145TRANSMITTER APPARATUS AND MULTIANTENNA TRANSMITTER APPARATUS
A transmitter apparatus wherein a relatively simple structure is used to suppress burst errors without changing the block sizes of encoded blocks even when the number of modulation multi-values is increased. An encoding part subjects transport data to a block encoding p...
05/13/2010
20100122127METHOD AND SYSTEM FOR CORRECTING BURST ERRORS IN COMMUNICATIONS NETWORKS, RELATED NETWORK AND COMPUTER-PROGRAM PRODUCT
The errors that may occur in transmitted numerical data on a channel affected by burst errors, are corrected via the operations of: ordering the numerical data in blocks each comprising a definite number of data packets; generating for each block a respective set of err...
05/13/2010
20100083072Data interleaver
Methods and corresponding systems in an interleaver include loading K symbol data, in a linear order, into a matrix memory having (R·C) storage locations corresponding R rows and C columns. A sequence of interleaved addresses is produced for reading the K symbol data i...
04/01/2010
20100070828TRANSMISSION METHOD, TRANSMITTER APPARATUS AND RECEPTION METHOD
A transmitter apparatus wherein a simple structure is used to successfully suppress the degradation of error rate performance that otherwise would be caused by fading or the like. There are included encoding parts (111-11...
03/18/2010
20100050051TRANSMITTING/RECEIVING SYSTEM AND METHOD OF PROCESSING DATA IN THE TRANSMITTING/RECEIVING SYSTEM
A receiving system and a data processing method are disclosed. The receiving system includes a signal receiving unit, an FIC handler, a manager, and a decoding unit. The signal receiving unit receives multiple Reed-Solomon (RS) frames comprising desired mobile service d...
02/25/2010
20100037120 M/H FRAME ENCODING AND DECODING TECHNIQUES FOR 8VSB DTV BROADCASTING SYSTEMS
Modification of the prior-art M/H system to better suit transmission of internet-protocol (IP) transport packets includes a standard codeword length for a plurality of various options for transverse Reed-Solomon coding of M/H data, which options offer different degrees ...
02/11/2010
20100027401RUN LENGTH LIMITED ENCODING OF DATA INTO A 5X5 MATRIX FOR RECORDING INTO A HOLOGRAPHIC MEDIUM
Holographic recording drives encode data for recording into a holographic medium. The steps comprise run length limited encoding three bytes of data into 5×5 matrix information, the data subject to a 4-byte error correction code; and providing the 5×5 matrix informati...
02/04/2010
20100031121METHOD AND SYSTEM AGAINST BURST LOSS IN A DVB-H TRANSMISSION SYSTEM
According to a first aspect, the invention relates to a method for protection against errors in a transmission system in which a data flow includes a plurality of time-divided base flows to be transmitted as bursts, characterised in that it comprises, for one base flow,...
02/04/2010
20100031120MODIFICATION TO MEGGITT DECODER FOR BURST ERROR CORRECTION CODES
Apparatus and methods are provided to correct burst errors from a communication channel. Embodiments may include correcting burst errors in received data using a decoder configured as a Meggitt decoder with an additional selection criterion to correct a burst error havi...
02/04/2010
20100005353CORRECTION CIRCUIT FOR IMPROVING PERFORMANCE IN A CHANNEL DECODER
A receiver for a mobile communication system includes a channel equalizer for receiving a burst and generating a soft decision output associated with the burst, a soft decision correction circuit follows the channel equalizer and a decoder receives and decodes a block o...
01/07/2010
20090319866ERASURE FLAGGING SYSTEM AND METHOD FOR ERRORS-AND-ERASURES DECODING IN STORAGE DEVICES
A system and method for erasure flagging for errors-and-erasures decoding in storage devices includes determining a deviation measure between a read/write head position relative to a track of symbols in storage media. A reliability value is determined for the symbols ba...
12/24/2009
20090249166WIRELESS COMMUNICATIONS APPARATUS AND METHOD
A wireless communications apparatus according to the present invention includes a scheduler which allocates, to a user apparatus, at least one resource block included in a system bandwidth; an interleaver which rearranges an order of bits within a bit sequence according...
10/01/2009
20090187808SYSTEMS AND METHODS FOR EFFICIENT PARALLEL IMPLEMENTATION OF BURST ERROR CORRECTION CODES
The present invention provides systems and methods for an efficient, parallel implementation of burst error correction codes, such as the Fire code. The present invention includes a FEC decoder which is pipelined to simultaneously perform syndrome computation, error tra...
07/23/2009
20090019339POWER RECEPTION OPTIMIZATION METHOD, AND ASSOCIATED APPARATUS, FOR OPERATING UPON AN ENCODED DATA BLOCK
Apparatus, and an associated method, for recovering the informational content of an encoded data block. Data bursts are delivered to a receiver. A series of data bursts together include all of the informational content of the encoded data block. A detector detects deliv...
01/15/2009
20090006927METHOD FOR PROVIDING UNEQUAL ERROR PROTECTION TO DATA PACKETS IN A BURST TRANSMISSION SYSTEM
The present invention relates to a method for providing an equal error protection to data packets in a burst transmission system. The data packets are grouped based upon respective priority levels and error protection is provided to each group of data packets based upon...
01/01/2009
20090006926Device Providing Selective Error Correction Data Reception
In transmission systems using digital video broadcasting standards for handheld terminals data is transmitted in bursts. A decoder unit (25) is provided to correct errors in the data. An error amount determination unit (30) is provided to determine, when t...
01/01/2009
20090006928METHOD AND APPARATUS FOR BURST ERROR DETECTION AND DIGITAL COMMUNICATION DEVICE
A digital communication device is provided for decoding a data stream to generate a receiver output. In the digital communication device, a burst error detector determines burst noise locations corresponding to the data stream according to an error-check equation and ac...
01/01/2009
20080263428Device With Mpe-Fec Frame Memory
In transmission systems using digital video broadcasting standards for handheld terminals data is transmitted in bursts. Due to the restricted computing time, buffering of one or more bursts is necessary. The invention provides a memory optimalization for consecutive bu...
10/23/2008
20080256418DYNAMIC STREAM INTERLEAVING AND SUB-STREAM BASED DELIVERY
A communications system can provide methods of dynamically interleaving streams, including methods for dynamically introducing greater amounts of interleaving as a stream is transmitted independently of any source block structure to spread out losses or errors in the ch...
10/16/2008
20080256417SDRAM convolutional interleaver with two paths
An SDRAM convolutional interleaver with two paths. Symbols are assigned to a given one of the two paths, then are sorted to minimize (to one) a number of breaks in a sequential Interleaver write address. After sorting, the symbols are stored staggered in SRAM and burst ...
10/16/2008
20080250298PROTOCOL EXTENSIONS TO SUPPORT VARYING FEC TYPES
There have been proposals to extend the MPE protocol to support different FEC schemes on the MPE layer. Examples of these proposals include: TM-SSP0178 describing a multiburst sliding encoding scheme based on Reed-Solomon (RS) codes, TM-SSP0199r1 describing a block-base...
10/09/2008
20080232440CHIP BLANKING AND PROCESSING IN SCDMA TO MITIGATE IMPULSE AND BURST NOISE AND/OR DISTORTION
A system for mitigating impairment in a communication system includes a delay block, a signal level block, a moving average window block, an impulse noise detection block, and a combiner. The delay block receives and delays each chip of a plurality of chips in a spreadi...
09/25/2008
20080184092APPARATUS AND METHOD FOR RECORDING AND/OR REPRODUCING DATA ON AN INFORMATION STORAGE MEDIUM USING PADDING INFORMATION, AND THE INFORMATION STORAGE MEDIUM
An apparatus and method for recording and/or reproducing data on a disc are provided using padding information, and a corresponding information storage medium. The recording method includes recording a recording unit block in which invalid data is padded in part of the ...
07/31/2008
20080155377Method and apparatus for high speed optical recording
An optical storage medium recording apparatus is provided a data preparing and ECC encoding circuit that both prepares the data by combining different categories of data into data sequences in accordance with a data layout on the optical storage medium and encodes the c...
06/26/2008
20080092013System and Method for Interleaving Data in a Communication Device
A system and method is provided for interleaving data in a communication device. The system includes a memory that stores blocks of data to be interleaved. In addition to the memory, the system includes a write module and a read module, each of which is coupled to the m...
04/17/2008
20080082896BURST ERROR CORRECTION WITH OFFSET FOR CORRECTION VECTOR BASED ON FIRE CODE
According to an example embodiment, a method may include determining an actual location (N) of a burst error in a data block; selecting a burst error pattern that is a correctable error based on adjusting an error pattern syndrome by an adjustment amount (S); and determ...
04/03/2008
20080052597BURST ERROR CORRECTION BASED ON FIRE CODE
According to an example embodiment, an apparatus may include logic. The apparatus may be configured to: determine, based on an error location polynomial, an error location syndrome corresponding to an actual location of a burst error in a data block; select a burst erro...
02/28/2008
20070255997Multi-Thread Parallel Segment Scan Simulation of Chip Element Performance
A microprocessor simulation method, system, and program product built upon the underlying hardware design of the microprocessor. The method, system, and program product stops normal functions of a simulation testcase, starts the scan clocks, records a first “snap shot...
11/01/2007
20070214399Apparatus and method for using automatic repeat request scheme in a broadband wireless access communication system
An apparatus and method for using an Automatic Repeat reQuest (ARQ) in a Broadband Wireless Access (BWA) communication system are provided. In a transmitting method of a wireless communication system, a Media Access Control (MAC) layer creates a packet and transmits it ...
09/13/2007
20070174755Post viterbi error correction apparatus and related methods
A Post-Viterbi processor generates a plurality of candidate codewords based on a plurality of dominant error patterns for a particular communication channel. The Post-Viterbi processor selects one among the candidate codewords as a corrected codeword upon determining th...
07/26/2007
20070089030Configurable bandwidth allocation for data channels accessing a memory interface
An apparatus and a method for flexibly configuring memory bandwidth allocations for different data channels is described. In one embodiment, the invention includes receiving data from a data communications channel, storing the data in a buffer, upon accumulating a prede...
04/19/2007
20070089029System, method and apparatus of protecting a wireless transmission
Embodiments of the present invention provide a method, apparatus and system of protecting a wireless transmission. The method according to some demonstrative embodiments of the invention may include based on one or more burst-related sub-commands of a transmit command c...
04/19/2007
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