Results 21 to 30 of about 1,432,277 (142)

System Performance of Concatenated STBC and Block Turbo Codes in Dispersive Fading Channels

open access: yesEURASIP Journal on Advances in Signal Processing, 2005
A new scheme of concatenating the block turbo code (BTC) with the space-time block code (STBC) for an OFDM system in dispersive fading channels is investigated in this paper.
Kam Tai Chan, Yinggang Du
doaj   +1 more source

High-Rate Spatial Modulation Transmission Scheme With Block-Orthogonal Structure and Block-by-Block Sphere Decoding

open access: yesIEEE Access, 2020
The work in this paper is an extension of the recently proposed stacked Alamouti based spatial modulation (SA-SM) scheme. The motivation is that by taking advantage of the existing full-diversity full-rate (FDFR) space-time code, to construct SM ...
Lei Wang
doaj   +1 more source

Sub-Block Rearranged Staircase Codes for Optical Transport Networks [PDF]

open access: yesarXiv, 2022
We propose a new family of spatially coupled product codes, called sub-block rearranged staircase (SR-staircase) codes. Each SR-staircase code block is constructed by encoding rearranged preceding code blocks and new information blocks, where the rearrangement involves sub-blocks decomposition and transposition. The proposed codes can be constructed to
arxiv  

Distributed MIMO coding scheme with low decoding complexity for future mobile TV broadcasting [PDF]

open access: yes, 2012
A novel distributed space-time block code (STBC) for the next generation mobile TV broadcasting is proposed. The new code provides efficient performance within a wide range of power imbalance showing strong adaptivity to the single frequency network (SFN)
Crussière, Matthieu   +3 more
core   +4 more sources

MacWilliams Type Identities for Linear Block Codes on Certain Pomsets [PDF]

open access: yesarXiv, 2023
Pomset block metric is a generalization of pomset metric. In this paper, we define weight enumerator of linear block codes in pomset metric over $\mathbb{Z}_m$ and establish MacWilliams type identities for linear block codes with respect to certain pomsets. The relation between weight enumerators of two linear pomset block codes and their direct sum is
arxiv  

Case Study: Design Strategies for Enabling Visual Application Blocks of Bluetooth Library

open access: yesIEEE Access, 2022
Block-based tools can make it easier for beginners to learn programming by arranging blocks. Their block concept and extensible characteristics make block-based designs suitable for introductory programming. However, block-based tools are easy to use but
Tai-Liang Chen, I-An Su, Jenq-Kuen Lee
doaj   +1 more source

Sub-Block Rearranged Staircase Codes [PDF]

open access: yesarXiv, 2022
We propose a new family of spatially coupled product codes, called sub-block rearranged staircase (SR-staircase) codes. Each code block of SR-staircase codes is obtained by encoding rearranged preceding code blocks and new information block, where the rearrangement involves sub-blocks decomposition and transposition.
arxiv  

CAMFuzz: Explainable Fuzzing with Local Interpretation

open access: yesCybersecurity, 2022
Grey-box fuzzing techniques have been widely used in software bug finding. In general, there are many decisions to make in the fuzzing process, including which code block in the target program should be explored first, which bytes of an input seed should
Ji Shi   +6 more
doaj   +1 more source

BlockMatch: A Fine-Grained Binary Code Similarity Detection Approach Using Contrastive Learning for Basic Block Matching

open access: yesApplied Sciences, 2023
Binary code similarity detection (BCSD) plays a vital role in computer security and software engineering. Traditional BCSD methods heavily rely on specific features and necessitate rich expert knowledge, which are sensitive to code alterations.
Zhenhao Luo   +4 more
doaj   +1 more source

Polarization-Adjusted Convolutional (PAC) Codes as a Concatenation of Inner Cyclic and Outer Polar- and Reed-Muller-like Codes [PDF]

open access: yesarXiv, 2023
Polarization-adjusted convolutional (PAC) codes are a new family of linear block codes that can perform close to the theoretical bounds in the short block-length regime. These codes combine polar coding and convolutional coding. In this study, we show that PAC codes are equivalent to a new class of codes consisting of inner cyclic codes and outer polar-
arxiv  

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