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US20150155886 QPP Interleaver/DE-Interleaver for Turbo Codes  
A quadratic permutation polynomial (QPP) interleaver is described for turbo coding and decoding. The QPP interleaver has the form: Π(n)=f1n−f2n2 mod K, where the QPP coefficients f1 and f2 are...
US20140215292 LT STAIRCASE FEC CODE  
Systems and methods for encoding data for transmission over a communications channel using an improved LT staircase FEC code are provided. Embodiments may include mapping source symbols to repair...
US20130297990 DISTRIBUTED REED-SOLOMON CODES FOR SIMPLE MULTIPLE ACCESS NETWORKS  
A computer-based distributed error correction scheme with an efficient decoding algorithm is disclosed. The efficiency of the corresponding decoding algorithm, based on standard single source...
US20120089890 FEC CODE AND CODE RATE SELECTION BASED ON PACKET SIZE  
Techniques for encoding and decoding data are described. In an aspect, multiple code rates for a forward error correction (FEC) code may be supported, and a suitable code rate may be selected...
US20140229802 APPARATUS AND METHOD FOR IMPROVED MODULATION AND CODING SCHEMES FOR BROADBAND SATELLITE COMMUNICATIONS SYSTEMS  
Modulation and coding schemes are provided for improved performance of wireless communications systems to support services and applications for terminals with operational requirements at...
US20120060075 TECHNIQUES FOR UL MU MIMO SIGNALING AND ERROR HANDLING  
An embodiment of the present invention provides a wireless station (STA), comprising a transceiver operable for communicating in a wireless network, wherein the transceiver is adapted to use...
US20150113361 APPARATUS AND METHOD FOR TRANSMITTING AND RECEIVING A QUASI-CYCLIC LOW DENSITY PARITY CHECK CODE IN A MULTIMEDIA COMMUNICATION SYSTEM  
A method is provided for transmitting a Low Density Parity Check (LDPC) code by a signal transmission apparatus in a multimedia system. The method includes generating the LDPC code based on a...
US20140229801 APPARATUS AND METHOD FOR IMPROVED MODULATION AND CODING SCHEMES FOR BROADBAND SATELLITE COMMUNICATIONS SYSTEMS  
Modulation and coding schemes are provided for improved performance of wireless communications systems to support services and applications for terminals with operational requirements at...
US20150180511 DECODER WITH SELECTIVE ITERATION SCHEDULING  
A method includes decoding a code word of an Error Correction Code (ECC), which is representable by a set of check equations, by performing a sequence of iterations, such that each iteration...
US20130205184 SOFT DECISION VALUE GENERATION CIRCUIT  
A soft decision value generation circuit capable of reducing amount of calculation and hardware scale for generating a soft decision value. The soft decision value generation circuit includes: a...
US20150082130 MANAGING QUALITY OF SERVICE FOR COMMUNICATION SESSIONS  
A computer-implemented method, computer program product, and computing system is provided for managing quality of service for communication sessions. In an implementation, a method may include...
US20140281837 ERROR-CORRECTING CODE  
A method is provided to transmit an error-correcting code. The method includes receiving a source packet, advancing a sliding encoder window after receiving the source packet, and generating coded...
US20140337691 SYSTEM AND METHOD FOR CONVEYING INFORMATION  
A system and method for conveying data include the capability to determine whether a transaction request credit has been received at a computer module, the transaction request credit indicating...
US20150026541 Iterative Decoding for Cascaded LDPC and TCM Coding  
At a receiver side, to enhance the performance of concatenated LDPC and TCM coding, an iterative decoding between TCM decoder and LDPC decoder enables improvement in the reliability of received...
US20140019827 TECHNIQUES TO PERFORM FORWARD ERROR CORRECTION FOR AN ELECTRICAL BACKPLANE  
Techniques to perform forward error correction for an electrical backplane are described.
US20120110420 UNIVERSAL PACKET LOSS RECOVERY FOR DELIVERY OF REAL-TIME STREAMING MULTIMEDIA CONTENT OVER PACKET-SWITCHED NETWORKS  
The Universal Packet Loss Recovery System (UPLRS) is capable of recovering end-to-end network packet losses to obtain reliable end-to-end network delivery of multimedia streaming content over IP...
US20130198590 METHOD OF REDUCING PEAK-TO-AVERAGE POWER RATIO, CUBIC METRIC AND BLOCK ERROR RATE IN OFDM SYSTEMS USING NETWORK CODING  
Disclosed in a novel scheme to jointly reduce and trade-off Peak-to-Average Power Ratio (PAPR) and a Block Error Rate (BLER) using random network coding. To do this, the different representations...
US20140229800 APPARATUS AND METHOD FOR IMPROVED MODULATION AND CODING SCHEMES FOR BROADBAND SATELLITE COMMUNICATIONS SYSTEMS  
Modulation and coding schemes are provided for improved performance of wireless communications systems to support services and applications for terminals with operational requirements at...
US20150046776 Methods and Systems for Enhanced Detection of E-Navigation Messages  
Methods and systems for enhancing the detectability of maritime e-Navigation messages are provided. Transmitters apply error protection encoding to the payload portion of messages to be...
US20130318421 METHOD AND APPARATUS FOR A PARAMETERIZED INTERLEAVER DESIGN PROCESS  
A parameterized interleaver design process is provided, which optimizes the design for interleavers of any size, and can be completely specified using only a few design parameters. According to...
US20140108892 Method and System for Forward Error Correction Decoding With Parity Check for Use in Low Complexity Highly-Spectrally Efficient Communications  
A receiver receives an inter-symbol correlated (ISC) signal with information symbols and a corresponding parity symbol. Values of information symbols are estimated utilizing parity samples that...
US20130024750 TRANSMISSION SYSTEM  
When a first communication device receives a predetermined message from a second communication device via a third line (L3) in a state of transmitting frames to a first line (L1) while performing...
US20140310579 METHOD FOR GENERATING FORWARD ERROR CORRECTION PACKET IN MULTIMEDIA SYSTEM AND METHOD AND APPARATUS FOR TRANSMITTING AND RECEIVING FORWARD ERROR CORRECTION PACKET  
A method and apparatus for transmitting a Forward Error Correction (FEC) packet block including a plurality of FEC packets in a multimedia system are provided. The method includes generating a...
US20130013982 METHOD FOR GENERATING FORWARD ERROR CORRECTION PACKET IN MULTIMEDIA SYSTEM AND METHOD AND APPARATUS FOR TRANSMITTING AND RECEIVING FORWARD ERROR CORRECTION PACKET  
A method and apparatus for transmitting a Forward Error Correction (FEC) packet block including a plurality of FEC packets in a multimedia system are provided. The method includes generating a...
US20140317476 APPARATUS AND METHOD FOR TRANSMITTING AND RECEIVING FORWARD ERROR CORRECTION PACKET  
A method and an apparatus for transmitting and receiving a packet in a broadcasting and communication system are provided. The method includes splitting a source packet block including source...
US20150222293 Maintaining running disparity while utilizing different line-codes  
Methods and systems for encoding a frame utilizing at least two line-codes having different minimal Hamming distances. The method includes maintaining over the frame absolute value of running...
US20120304040 CHECKSUM CALCULATION, PREDICTION AND VALIDATION  
A checksum calculation, prediction and validation system includes a host system, a network interface, a reception pipeline disposed between the host system and network interface and configured to...
US20140149831 APPARATUS AND METHOD USING MATRIX NETWORK CODING  
Provided are a communication apparatus and method using a matrix network coding scheme. The communication apparatus includes a reception unit to receive a corrupted packet including a plurality of...
US20140149830 APPARATUS AND METHOD USING MATRIX NETWORK CODING  
Provided are a communication apparatus and method using a matrix network coding scheme. The communication apparatus includes a reception unit to receive a corrupted packet including a plurality of...
US20140075270 APPARATUS AND METHOD USING MATRIX NETWORK CODING  
Provided are a communication apparatus and method using a matrix network coding scheme. The communication apparatus includes a reception unit to receive a corrupted packet including a plurality of...
US20110307765 APPARATUS AND METHOD USING MATRIX NETWORK CODING  
Provided are a communication apparatus and method using a matrix network coding scheme. The communication apparatus includes a reception unit to receive a corrupted packet including a plurality of...
US20140059408 ACCUMULATING LDPC (LOW DENSITY PARITY CHECK) DECODER  
Accumulating LDPC (Low Density Parity Check) decoder. The accumulating decoding architecture described herein is applicable to LDPC codes operating on a parity check matrix, H, consisting of CSI...
US20140380133 METHOD FOR NETWORK CODING FOR COOPERATIVE RELAY NETWORK IN WIRELESS COMMUNICATION SYSTEM  
A method for processing a signal at a relay node in a wireless communication system is disclosed. More specifically, the relay node receives a codeword broadcast from a source node. Here, the...
US20090204873 VOICE PROCESSING APPARATUS AND VOICE PROCESSING METHOD  
A voice processing apparatus includes: an error detector which detects an error in a frame containing voice data; a correction value calculator which determines a level of the error detected by...
US20150046775 Encoding and Decoding Schemes to Achieve Standard Compliant Mean Time to False Packet Acceptance  
Systems and methods for enabling encoding/decoding schemes that satisfy the IEEE 802.3 Mean Time To False Packet Acceptance (MTTFPA) requirement in an Ethernet Passive Optical Network over Coax...
US20140380132 INCREASING COMMUNICATION SAFETY BY PREVENTING FALSE PACKET ACCEPTANCE IN HIGH-SPEED LINKS  
Methods, apparatus, and systems for preventing false packet acceptance in high-speed links. Under one aspect, correctable symbol errors are detected, and determination is made to whether a symbol...
US20070016840 Method for checking the safety and reliability of software-based electronic system  
A method for checking the safety and reliability of software-based electronic systems, using a reliability function for checking the functions of the system that are called for, based on the...
US20120110421 TECHNIQUES TO PERFORM FORWARD ERROR CORRECTION FOR AN ELECTRICAL BACKPLANE  
Techniques to perform forward error correction for an electrical backplane are described. An apparatus may comprise a physical layer unit having a forward error correction sublayer to perform...
US20140047304 ENCODER, DECODER, ENCODING METHOD AND DECODING METHOD  
An encoding method and encoder of a time-varying LDPC-CC with high error correction performance are provided. In an encoding method of performing low density parity check convolutional coding...
US20070162831 COMMUNICATION APPARATUS, TRANSMITTER, RECEIVER, AND ERROR CORRECTION OPTICAL COMMUNICATION SYSTEM  
A communication apparatus includes a transmitter and a receiver, wherein the transmitter further includes: an interleaver that rearranges positions of bits of an information frame; an FEC encoder...
US20140310578 DECODING APPARATUS AND METHOD  
The present disclosure relates to a turbo decoder and decoding method thereof. The turbo decoder has a plurality of decoder cores. The decoding method includes: computing remaining decoding times...
US20090219990 Cross-Layer Optimization for Scalable Video Multicast over IEEE 802.11 Wireless Local Area Networks  
A system and method for transmitting video signals to a plurality of receivers in a multicast session, including controlling and adapting coding, transmission and protection schemes of a plurality...
US20130067295 FILE DOWNLOAD AND STREAMING SYSTEM  
A method of encoding data operates on an ordered set of input symbols and includes generating redundant symbols from the input symbols, and includes generating output symbols from a combined set...
US20070198900 Network intermediate device and method thereof  
A network intermediate device and method are provided. The network intermediate device according to an exemplary embodiment of the present invention comprises a data transmitting/receiving part...
US20110258511 AUTOMATIC ERROR CONTROL SCHEME SELECTION FOR FIXED-LENGTH MESSAGES BASED UPON MESSAGE PAYLOAD SIZE  
A communication system enabling wireless transmission of messages via packets; and a method of operating the system provides for improved accuracy in the transmission of a message, particularly...
US20130173998 Wireless transport framework with uncoded transport tunneling  
Wireless transport of multiple service versions of a transport framework. First and second information may be processed for transmission, respectively, according to first and second service...
US20150046777 CONTINUOUSLY INTERLEAVED ERROR CORRECTION  
Continuously interleaved codewords are used in a communication system to provide error correction capability. In general, each codeword shares symbols with both preceding and subsequent codewords,...
US20120290900 METHOD AND APPARATUS FOR GENERATING PACKET MASK  
A method and apparatus generates a forward error correcting code for use with a plurality of source packets to be transmitted over a network. In one exemplary embodiment, the method comprises...
US20140053044 DECODING DEVICE AND DECODING METHOD  
A decoding device (1) has: a reliability calculating unit (5) which calculates reliability information having a non-linear relationship with a noise distribution of a PR communication path (3) in...
US20150256290 PACKET TRANSMISSION/RECEPTION APPARATUS AND METHOD USING FORWARD ERROR CORRECTION SCHEME  
A packet transmission/reception apparatus and method is provided. The packet transmission method of the present invention includes acquiring a source payload including partial source symbols from...