[PDF] Top 20 Title: HARD DECISION AND SOFT DECISION DECODING ALGORITHMS FOR LDPC AND QC-LDPC CODES
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Title: HARD DECISION AND SOFT DECISION DECODING ALGORITHMS FOR LDPC AND QC-LDPC CODES
... proposed LDPC codes in his PHD thesis 1962 [1], [2]. LDPC codes were carry out to achieved near the Shannon’s limit but at that time almost for thirty years the work done by Gallager was ... See full document
10
Reliability Ratio Based Weighted Bit Flipping Decoding for LDPC Codes
... (LDPC) codes pro- posed by Gallager [3] has attracted substantial research inter- est in the information theory ...community. LDPC codes can be decoded using various decoding schemes ... See full document
5
Low Complexity Decoding Algorithms and Architectures for Non Binary LDPC Codes
... NB LDPC in GF(16) with EMS and turbo layered approach under log-like hood domain is giving best performance and in simulation and synthesis of ...of LDPC encoder For 2 bit of ...15. Decoding done by ... See full document
5
Scheduling parity checks for increased throughput in early termination, layered decoding of QC LDPC codes on a stream processor
... (LDPC) codes [1] based on circulant permutation submatrices are used for forward error correction in a wide variety of wireless communication systems employing battery-powered devices, including WiMAX ... See full document
10
New approaches to the analysis and design of Reed Solomon related codes
... product codes and applying them to compute the complete average enu- merators of arbitrary product codes over an arbitrary finite ...product codes required the knowledge of the split weight ... See full document
287
Low-energy error correction of NAND Flash memory through soft-decision decoding
... even hard-decision-based decoding works when the RBER is lower than ...the hard-decision-based decoding does not work and only soft-decision decoding can ... See full document
12
COMPARISON OF SIMPLIFIED GRADIENT DESCENT ALGORITHMS FOR DECODING LDPC CODES
... updated hard-decision ...the soft-decision values in improved error correcting ...the decision metric based on the gradient descent ...(GDBF) algorithms outperform the WBF and ... See full document
6
A concatenation scheme of LDPC codes and source codes for flash memories
... powerful soft-decision decoding ECCs, low-density parity-check (LDPC) codes, [5-7], are introduced to improve the reliability of flash memories ...from hard-decision ... See full document
8
Long Irregular LDPC coded OFDM with Soft Decision
... like LDPC coding is generally used to improve the BER performance. LDPC provides large minimum distance and also the power efficiency of the LDPC code increases significantly with the code ...the ... See full document
5
ANALYSIS AND IMPLEMENTATION OF SOFT - DECISION DECODING ALGORITHM OF LDPC
... for LDPC codes which requires the generation of the parity check matrix ...The algorithms used in the construction of parity check matrix H will be discussed in the following ... See full document
5
Performance Evaluation of Bit Flipping and Sum Product Algorithm of LDPC coder in Different Channel Environment
... (LDPC) codes are one of the block coding techniques that can approach the Shannon’s limit within a fraction of a decibel for high block ...these codes have strong competitors of turbo codes ... See full document
7
Hard Decision Decoding of Multidimensional Turbo Product Codes Using Iterative Algorithm
... complexity decoding and reliable form of communication system with less number of errors by using hard decision decoding with iterative algorithm ...of soft decision ... See full document
7
Title: Critical Scan Path Based Energy Efficient LDPC Decoder using DD-BMP
... of LDPC codes by overcoming or avoiding trapping ...iterative decoding algorithm with backtracking, which attempts to collapse trapping sets by identifying participating bits and flipping ...restarts ... See full document
10
Iterative Sparse Channel Estimation and Decoding for Underwater MIMO-OFDM
... and soft minimum mean-square error (MMSE) equalization, and channel coding uses nonbinary LDPC ...of hard or soft symbol decisions, as well as their threshold-controlled ...that soft ... See full document
11
Error Detection in Majority Argumentation Decryption of Parabolic Geometry Denseness Parity Analysis Codes
... correction codes are most commonly used to preserve reminiscences from so-called smooth blunders, which alternate the logical value of reminiscence cells without unsafe the circuit ...correction codes are ... See full document
7
Magnetization Performance of LDPC Reduced Complexity Decoding Algorithms
... the decoding of LDPC codes from a statistical physics ...between LDPC codes and Ising spin ...the decoding algorithms using a sta- tistical physics parameter which is the ... See full document
6
An Improved Data Hiding Technique Using Bit Differencing and LSB Matching
... binary LDPC code is introduced, and the performance of this code is evaluated ...binary LDPC codes, separated by an interleaver through the turbo-code structure proposed by Berrou and ...single ... See full document
7
A Finite Set Recognition Algorithm of LDPC Coding by Using Soft Decision Sequence
... of LDPC code identification system, a novel coding identification algorithm for LDPC Codes using Soft decision sequence is proposed in this ...receive soft decision ... See full document
5
Progressive Image Transmission Based on Joint Source-Channel Decoding Using Adaptive Sum-Product Algorithm
... overall decoding time can be reduced. For an AWGN channel, the decoding time can be reduced by as much as ...The decoding time is reduced by ...joint decoding design em- ployed at the ... See full document
9
Low complexity soft demapping for non binary LDPC codes
... The received symbols are de-interleaved at the QAM level, and next fed into the soft demapper, which com- putes the APP values of all GF(q) symbols in the code- word. The computation of the APP values in the non- ... See full document
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