Low-Density Parity Check Codes
Design and Implementation of Low Density Parity Check Codes
... Low density parity check codes are popularly known as LDPC ...These codes are proposed by Galleger at MIT in the year of 1962.These codes are known as Galleger ...these ...
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CONSTRUCTION OF REGULAR QUASI CYCLIC-LOW DENSITY PARITY CHECK CODES FROM CYCLIC CODES
... Low Density Parity Check Codes (LDPC) are a class of linear error-correcting codes which have shown ability to approach or even to reach the capacity of the transmission ...
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EFFECIENT MAJORITY LOGIC FAULT DETECTOR/CORRECTOR USING EUCLIDEAN GEOMETRYUSING LOW DENSITY PARITY CHECK CODES
... set low density parity check ...geometry low density parity check (EG-LDPC) codes that are one step majority logic ...
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Modified belief propagation decoders for quantum low density parity check codes
... Quantum low-density parity-check codes can be decoded using a syndrome based GF(4) belief propagation ...CSS codes, the number of 4-cycles can be reduced by breaking an error ...
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Performance Analysis of Low Density Parity Check Codes Aided Block Diagonalization using Space Time Block Codes for MIMO Systems
... and low error ...is Low-Density Parity-Check ...Block Codes decreases the signal fading ...is Low-Density Parity-Check codes aided Block ...
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Half Rate Quasi Cyclic Low Density Parity Check Codes Based on Combinatorial Designs
... QC-LDPC codes with girth 6 or ...QC-LDPC codes with girth 8 were ...proposed codes have similar per- formance to other well-known half rate codes, while are designed with the lower com- ...
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On the use of ordered statistics decoders for low density parity check codes in space telecommand links
... next-generation space telecommanding is analyzed. The paper is focused on the use of a famous ordered statistics decoder known as most reliable basis (MRB) algorithm. Despite its complexity may appear prohibitive in ...
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Optimized Irregular Low Density Parity Check Codes for Multicarrier Modulations over Frequency Selective Channels
... In this paper, we address the problem of designing codes for transmissions over frequency-selective channels when or- thogonal frequency division multiplexing (OFDM) modula- tion technique is used. Multicarrier ...
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Serial Genetic Algorithm Decoder for Low Density Parity Check Codes
... Low Density Parity Check (LDPC) codes are a class of linear block ...their parity-check matrix which contains only a few 1’s in comparison to the amount of ...
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ERROR DETECTION IN MAJORITY LOGIC DECODING OF EUCLIDEAN GEOMETRY LOW DENSITY PARITY CHECK (EG-LDPC) CODES
... Geometry Low Density Parity Check) ...was check whether the data has any errors in the first iterations of the majority logic decoding if it does not has any errors the decoding part ...
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Vol 3, No 1 (2017)
... the check node and bit node update steps in the Min-Sum decoding ...Failed Check Node is incorporated to select the best decoded sequence among the different sequences obtained at each ...conventional ...
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Implementation of Polar Codes in 5g
... code, low-density parity-check codes(LDPC) are considered to be capacity approaching, a new method of codes construction called channel polarization was proposed by Arıkan which ...
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An Efficient High Secured Architecture for M-Turbo Decoders Using S- Box
... set low density parity check codes the error detection in memory applications was ...S-Box Codes are the class of linear block codes which provide near capacity ...
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Error Detection in Decoding of Euclidean Geometry Low Density Parity Check (EG-LDPC) Codes
... set low density parity check ...geometry low density parity check (EG-LDPC) codes that are one step majority logic ...
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Novel Correction and Detection for Memory Applications
... As a result of technology scaling and higher integration densities there may be variations in parameters and noise levels which will lead to larger error rates at various levels of the computations. As far as memory ...
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Low Complexity Decoding Algorithms and Architectures for Non Binary LDPC Codes
... In this paper we propose an integrated version of EMS (Extended Min-Sum) and layered turbo decoding in Low density Parity Check Codes. Algorithmic complexity and memory problems are the ...
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Performance Evaluation and Assessment of LDPC Codec over DVB S2 and WLAN802 11n Applications
... Low-Density Parity-Check (LDPC) codes are higher coding gains, the performance of LDPC code are closed to the Shannon limit, this make the decoding very attractive to many applications ...
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PAPR Reduction using combined LDPC and DCT with Companding Transform in OFDM System
... combining Low-Density Parity Check (LDPC) codes and Discrete Cosine Transform (DCT) with companding ...LDPC codes on the original signal for decreasing both the PAPR and ...
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Analysis of High Efficiency Low Density Parity-Check Code Encryption
... a low power, high efficient Low Density Parity-Check Code (LDPC) Decoder Architecture for error detection and correction ...LDPC codes have been adopted in latest wireless ...
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Implementation of Low Density Parity Check Code Decoder on FPGA
... The codes can be defined in terms of the non-systematic low density parity check matrix, such kind of representation can be known asLow Density Parity Check (LDPC) ...
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