non-binary channel codes
Low complexity soft demapping for non binary LDPC codes
... From Figure 6, we first compare the performance gap between patterns P1 and P3 with the exhaustive search used in both. This is in order to appreciate the trade-off in performance due to the second rule and the merits of ...
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An Efficient SF-ISF Approach for the Slepian-Wolf Source Coding Problem
... on channel codes to serve immedi- ately and directly the DSC problem at ...with binary “BSC-correlated” sources ...conventional binary turbo codes, asymmetric turbo codes (which ...
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Physical Layer Deterministic Network Coding Using PUM Turbo Codes over AWGN Channel, N Nodes through a Base Station Scenario
... wireless channel, using the practical and bandwidth-efficient schemes decode-and-forward (DF) and then compare it with Amplify and Forward ...high-performance non-binary turbo codes, based on ...
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Blind recognition of binary cyclic codes
... of binary cyclic codes is proposed in this ...of non-cooperative communications or adaptive coding and ...the channel and by employing statistical signal-processing methods, it achieves higher ...
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A Novel Decoding Method for Non Binary TCM Codes
... Among the various Coded Modulation (CM) schemes, TCM [9] was originally designed for transmission over Additive White Gaussian Noise (AWGN) channels. TTCM [10] is a more recent joint coding and modulation scheme which ...
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Blind identification of code word length for non binary error correcting codes in noisy transmission
... of non-binary error correcting codes, to apply the finite-field Gauss elimination in GF(q) to R ˜ l in order to obtain a new matrix T ˜ l of size (M × ...
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High Speed Rate Compatible Ldpc Codes For Long Distance Transmission with Fec
... (LDPC) codes and turbo-product codes have led to their recent inclusion in several standards in optical community, such as ITU-T ...decision binary and non-binary LDPC codes with ...
6
Performance of Binary Locked Convolutional Codes with Non Transmittable Codewords in Flat and Slow Rayleigh Fading Channel
... In this section, performance comparison between the (2, 1, 2) convolutional encoder with its corresponding VA decoder and the locked (2, 1, 2) convolutional encoder with 6NTC enhanced VA decoder were presented and ...
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Performance Analysis of Joint Network Channel Coding In Various Network Topologies
... relay channel with N sources, one or multiple relay and M destination node ...network channel coding scheme and relays in this work employ the same non binary LDPC codes at the physical ...
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Low Complexity Decoding Algorithms and Architectures for Non Binary LDPC Codes
... transmission channel, and is constructed using a sparse bipartite graph. LDPC codes are capacity- approaching codes which means that practical constructions exist that allow the noise threshold to be ...
5
Arithmetic Constructions Of Binary Self-Dual Codes
... between binary self-dual codes and the ´ etale cohomology of arithmetic ...of binary self-dual codes with arithmetic origins are proposed and compared: Construction Q , Construction G and the ...
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Fast Tweet Retrieval with Compact Binary Codes
... exploit binary coding to tackle the scalability issue, which compresses each data sample into a compact binary code and hence enables highly efficient similarity computations via Hamming distances between ...
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Multi non binary turbo codes
... turbo codes (TCs) have found their utility in numerous communica- tion ...new codes, whose decoding is based on the principle of iterative or turbo ...single binary turbo codes (SBTC) [1], was ...
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An entropy lower bound for non malleable extractors
... between non-malleable extractors and (strong) seeded extractors; in particular, it rules out the possibility of transforming seeded extractors into non-malleable extractors, while preserving the ...
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Constructions of r identifying codes and (r, ≤l) identifying codes
... The structure of our paper is as follows: In Section 2, we give a sufficient condition for a set to be an r-identifying code and using this result, we modify the construction in [2]. By the use of this modification, we ...
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Space Time Codes and Concatenated Channel Codes for Wireless Communications
... turbo codes, such as the ( ) arrangement, it is better to protect the parity bits more ...turbo codes, such as the ( ) and ( ) schemes, better performance is achieved by protecting the data bits more ...
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ARITHMETIC CONSTRUCTIONS OF BINARY SELF-DUAL CODES
... We begin by saying the word of all-ones (denoted ¯ 1) belongs to every binary self-dual code C, since ¯ 1 is orthogonal to all vectors of even weight. Suppose now that M is the generator matrix of a self-dual code ...
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Binary and q-ary Tardos codes, revisited
... the binary alphabet [9, 27], in the sense that, in a certain class of continuous functions, it is the unique choice that minimizes the lower bound on the code length when Tardos’ bias distribution function is used ...
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PARALLEL PROCESSING BASED TURBO DECODER DESIGN USING VERTIBI ALGORITHM
... turbo codes in communication systems has also nurtured the usage of decoding techniques that iteratively exchange messages based on the probability of decoded bits, also known as “soft” ...
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Quantum Teleportation Channel Capacity Coding
... The channel capacity problem seriously affects the quality of quantum communication under noise environment and it is quantum teleportation under single degree of ...
6