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Error-Free Hard-Decision Viterbi Decoding

Error probabilities of FFH/BFSK with noise normalization and soft decision Viterbi decoding in a fading channel with partial-band jamming

Error probabilities of FFH/BFSK with noise normalization and soft decision Viterbi decoding in a fading channel with partial-band jamming

... bin~ry frequency-shift keying (FFH/BFSK) spread spedrum system is petfonnect. The signal is transmitted through a frequency non-selective. slowly fading channel with p[r] ...

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Design of Hard and Soft Decision Decoding Algorithms of LDPC

Design of Hard and Soft Decision Decoding Algorithms of LDPC

... bit error at the receiver here with respect to ...minimum error rate by implementing modern codes named as LDPC(Low Density Parity Check codes) and it is represented here various decoding schema to ...

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Probabilistic Amplitude Shaping with Hard Decision Decoding and Staircase Codes

Probabilistic Amplitude Shaping with Hard Decision Decoding and Staircase Codes

... block error probability is set to P e = 10 −3 . Here, by block error probability we mean the probability that a block of bits of u a and u s corresponding to a staircase block is in ...the decoding ...

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VLSI Architecture of Configurable Low Complexity Hard Decision Viterbi Decoder Prashant Shirke

VLSI Architecture of Configurable Low Complexity Hard Decision Viterbi Decoder Prashant Shirke

... In the coding theory forward error correction is a method used for controlling errors in the data exchange in noisy channels. The main theme is the sender encode his message using error correcting codes. ...

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Title: HARD DECISION AND SOFT DECISION DECODING ALGORITHMS FOR LDPC AND QC-LDPC CODES

Title: HARD DECISION AND SOFT DECISION DECODING ALGORITHMS FOR LDPC AND QC-LDPC CODES

... the decoding process since a sum is more convenient to implement in ...two decoding algorithms have almost equal bit error rate ...(BP) decoding algorithm:- A posteriori probability and for ...

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Implementation Of High Throughput And Low Area Hard Decision Viterbi Decoder Using Verilog Hdl

Implementation Of High Throughput And Low Area Hard Decision Viterbi Decoder Using Verilog Hdl

... the decoding speed ...the decoding latency and total area of the Viterbi ...proposed Viterbi decoder design is described using Verilog HDL Implementation result of a VD for a rate-3/4 ...

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Implementation Of High Throughput And Area Efficient Hard Decision Viterbi Decoder Using Verilog Hdl

Implementation Of High Throughput And Area Efficient Hard Decision Viterbi Decoder Using Verilog Hdl

... forward error correction improves performance by using the redundant data to correct errors during decoding at the ...and decoding, especially Viterbi ...in Viterbi decoding, by ...

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Hard Decision Decoding of Multidimensional Turbo Product Codes Using Iterative Algorithm

Hard Decision Decoding of Multidimensional Turbo Product Codes Using Iterative Algorithm

... improved error performance. The hard decision low complexity kept same and also make decoding reliable without completely neglecting likelihood ...the decoding reliability and has come ...

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Low-energy error correction of NAND Flash memory through soft-decision decoding

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 remove ...

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Hybrid hard and soft decision decoding of Reed-Solomon codes for M-ARY frequency-shift keying

Hybrid hard and soft decision decoding of Reed-Solomon codes for M-ARY frequency-shift keying

... SD decoding utilizes traditional hard decision RS ...a decoding failure occurs, then SD reliability information from the channel is used to estimate the received code symbols' conditional ...

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Forward Error Correction Technique using Convolution Encoder & Viterbi Decoder

Forward Error Correction Technique using Convolution Encoder & Viterbi Decoder

... Soft decision viterbi decoding model [9] ...a Viterbi decoder that can encode a bit stream of digital information and outputs a code word that has a capability to be transmitted to the ...

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PPG-based heart rate estimation using Wiener filter, phase vocoder and Viterbi decoding

PPG-based heart rate estimation using Wiener filter, phase vocoder and Viterbi decoding

... This work proposed an alternative threshold-free step to post- process HR estimates which were derived from PPG. It was shown that HR estimate post-processing and motion artefact rejection had a commensurable ...

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Error Performance of Decoding of LDPC over AWGN Channel

Error Performance of Decoding of LDPC over AWGN Channel

... Comparison between hard and soft decision decoding is carried out. Simulations are carried out for the large and small block length codes. Simulation results show that performance of log-domain sum ...

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Graphical User Interface for Simulating Convolutional Coding with Viterbi Decoding in Digital Communication Systems using Matlab

Graphical User Interface for Simulating Convolutional Coding with Viterbi Decoding in Digital Communication Systems using Matlab

... messages. Error performance analysis is checked by plotting bit error-rate versus energy per bit to noise power spectral density (Eb/No) for AWGN ...Soft decision Viterbi decoding ...

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Reduced Latency Majority Logic Decoding For Error Detection And Correction

Reduced Latency Majority Logic Decoding For Error Detection And Correction

... Hard Decision Algorithms such as Hamming code, Message –Passing, Bit-Flipping were proposed for the decoding of LDPC codes [3], [4], [5], [6], ...[7]. Hard Decision Algorithms is based ...

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Coding and decoding with convolutional codes. The Viterbi Algor

Coding and decoding with convolutional codes. The Viterbi Algor

... Viterbi for decoding the output of a BSC Viterbi in progress ... open the lattice (1/2) The FSM memorises two past values: it takes two steps to reach the steady-state behavior. During the first two ...

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Iterative Viterbi A* Algorithm for K Best Sequential Decoding

Iterative Viterbi A* Algorithm for K Best Sequential Decoding

... sequential decoding problem, which is indeed frequently required in ...sequential decoding algorithm is Viterbi A* 1 ...sequential decoding al- gorithm, namely iterative Viterbi ...

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Viterbi Algorithm Optimization for Storage Transient Error

Viterbi Algorithm Optimization for Storage Transient Error

... location. Error may be occurred in the channel which makes data unreliable for ...different error detection and error correction ...multiple error using low complexity novel cross parity code ...

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Pruned convolutional codes and Viterbi decoding with the Levenshtein distance metric

Pruned convolutional codes and Viterbi decoding with the Levenshtein distance metric

... and Viterbi decoding scheme is widely used to protect the data from substitution ...(IDS) error correcting designs, working on the convolutional encoder and the Viterbi decoder respectively, ...

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Decoding the Decision Dynamic

Decoding the Decision Dynamic

... and decision dynamics become more complex, identifying and calculating the costs and benefits of any product or capability have grown in ...the decision makers deem ...

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