Error-Free Soft-Decision Viterbi Decoding
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] ...
79
Low-energy error correction of NAND Flash memory through soft-decision decoding
... hard-decision-based decoding works when the RBER is lower than ...hard-decision-based decoding does not work and only soft-decision decoding can remove most of the ...MS ...
12
On the complexity-performance trade-off in soft-decision decoding for unequal error protection block codes
... Unequal error protection (UEP) codes provide a selective level of protection for different blocks of the information ...sub-optimum soft-decision decoding algorithms, namely generalized Chase-2 ...
10
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 ...
6
ANALYSIS AND IMPLEMENTATION OF SOFT - DECISION DECODING ALGORITHM OF LDPC
... for decoding the encoding data stream with block size of 4096 using a binary symmetric channel to achieve good error probability of 10 -6 is simulated with 60 ...good error performance between 10 -4 ...
5
Soft-decision decoding of permutation codes in AWGN and fading channels
... the soft-decision decoder comprises of the Hungarian algorithm for maximum assignment and Murty’s algorithm that ranks costs in descending ...and soft-decision methods are compared to each ...
96
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 ...
10
Performance of FFH/BFSK systems with convolutional coding and soft decision Viterbi decoding over Rician fading channels with partial-band noise interference [electronic resource]
... Also, the change in SNR is shown to change the level of diversity in combination with convolutional coding and soft decision Viterbi decoding required for optimal performance of the[r] ...
81
Iterative algebraic soft-decision list decoding of Reed-Solomon codes
... decoder error probability is relatively high. Given a decoding algorithm , the JN ABP algorithm may result in updating the received vector to lie in the decoding region of an erroneous ...the ...
10
A low-complexity soft-decision decoding architecture for the binary extended Golay code
... First, error patterns are generated from the sign bits of the received word by testing different combinations of 0s and 1s in the least reliable bit ...these error patterns are added (modulo-2) to the ...
5
High-speed VLSI Architecture for Low-complexity Chase Soft-decision Reed-Solomon Decoding
... the error locator and magnitude polynomials in 400 clock ...eight error locator ...the error locator polynomial are actually the inverse of the error ...the error magnitudes from the ...
9
Majority Voting Procedure Allowing Soft Decision Decoding of Linear Block Codes on Binary Channels
... Email: [email protected] Received July 3, 2012; revised July 30, 2012; accepted August 7, 2012 ABSTRACT In this paper we present an efficient algorithm to decode linear block codes on binary channels. The main idea ...
12
Systematic Luby Transform Codes and their Soft Decoding
... of soft LT decoding based on the classic belief- propagation technique applying Tanner ...The soft LT decoding pro- cess is based on the classic concept of LDPC ...
6
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 ...the ...
130
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 ...
6
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 ...
6
Iterative decoding for error resilient wireless data transmission
... The drawbacks of block codes can be avoided by taking a different approach to coding and one of them was convolutional coding. Convolutional codes were first introduced in 1955 by Elias (Elias 1955, vol. 4, pp. 37-47). ...
189
Error Performance of Decoding of LDPC over AWGN Channel
... Low-density parity-check codes offer performances spectacularly close to theoretical limits when decoded using iterative soft-decision decoding algorithms based on factor graphs. Indeed, a rate R = ...
9
Efficiency and flexibility trade-offs for soft input soft output sphere decoding architectures
... communications, error rates are experienced quite intu- itively by the quality of ...and error rates can be combined to a single user experience of the achievable error-free throughput called ...
236
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 ...channel. Soft decision Viterbi ...
12