Free-ride feedback and superposition retransmission over LDPC coded links

Q Wang, S Cai, Y Wang, X Ma - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
In this paper, we propose a new transmission scheme for the scenario where two nodes
attempt to exchange messages and the conventional low-density parity-check (LDPC) codes …

Free-ride coding for constructions of coupled LDPC codes

Q Wang, S Cai, X Ma - IEEE Transactions on Communications, 2023 - ieeexplore.ieee.org
Free-ride coding, as an approach that admits transmission of a few extra bits over a low-
density parity-check (LDPC) coded link without bandwidth expansion, is applied in this …

A type-aware coding approach for unequal message protection

X Yao, H Wan, X Ma - Physical Communication, 2022 - Elsevier
In this paper, to achieve an unequal message protection (UMP), we propose a type-aware
coding approach. The proposed approach can be used to construct a UMP code with …

Implicit globally-coupled LDPC codes using free-ride coding

X Ma, Q Wang, M Xie, S Cai - 2022 IEEE Wireless …, 2022 - ieeexplore.ieee.org
In this paper, we present a new construction of the globally-coupled LDPC (GC-LDPC)
codes, referred to as implicit GC-LDPC codes, where the additional global parity-check bits …

Implicit partial product-LDPC codes using free-ride coding

X Ma, Q Wang, S Cai, X Xie - ICC 2022-IEEE International …, 2022 - ieeexplore.ieee.org
In this paper, we propose a new construction of product codes, where the whole information
array is protected row-by-row by a low-density parity-check (LDPC) code while only a …

Simultaneous update of sensing and control data using free-ride codes in vehicular networks: An age and energy perspective

M Xie, B An, X Jia, M Zhou, J Lu - Computer Networks, 2024 - Elsevier
In real-time Internet of Things networks, age of information (AoI) and energy cost (EC) are
generally deemed as two significant performance metrics to characterize the information …

Matryoshka globally-coupled LDPC code

H Liu, Q Yu - IEEE Transactions on Communications, 2023 - ieeexplore.ieee.org
This paper proposes a new low-density parity-check (LDPC) code called Matryoshka
globally-coupled (MGC) LDPC code. We give the definition of-fold MGC-LDPC code which …

Design of implicit partial product-LDPC codes and low complexity decoding algorithm

Y Wang, Q Wang, X Ma - IEEE Communications Letters, 2022 - ieeexplore.ieee.org
In this letter, we are concerned with a recently proposed class of product codes, called
implicit partial product low-density parity-check (IP-LDPC) codes, which consist of LDPC …

On Reliably Decodable Information Bits of Linear Codes

Y Wang, X Ma - 2023 IEEE International Symposium on …, 2023 - ieeexplore.ieee.org
It is well-known that a linearly coded vector over an erasure channel can be decoded
uniquely if the sub-generator matrix formed by the unerased columns has full row rank. This …

Intelligent Dynamic Scheduling-Based Extended Min-Sum LDPC Decoding Algorithm in Cyber-Physical Systems

C Zhang, X Yi, G Yu - IEEE Systems Journal, 2023 - ieeexplore.ieee.org
With the construction process of smart cities, cyber-physical systems (CPS) are going to
become a link to connect all things with intelligence. The low-density parity check (LDPC) …