Results 91 to 100 of about 1,191 (179)

Zak-OTFS and LDPC Codes

open access: yesICC 2024 - IEEE International Conference on Communications
Orthogonal Time Frequency Space (OTFS) is a framework for communications and active sensing that processes signals in the delay-Doppler (DD) domain. It is informed by 6G propagation environments, where Doppler spreads measured in kHz make it more and more difficult to estimate channels, and the standard model-dependent approach to wireless ...
Beyza Dabak   +3 more
openaire   +3 more sources

Research on unequal error protection of irregular LDPC codes

open access: yesTongxin xuebao, 2005
An irregular low-density parity-check (LDPC) code with unequal error protection (UEP) property was proposed. A weight-increasing parity-check (WIPC) matrix was constructed.
MA Pi-ming, YUAN Dong-feng, YANG Xiu-mei
doaj  

Differentially Encoded LDPC Codes—Part II: General Case and Code Optimization

open access: yesEURASIP Journal on Wireless Communications and Networking, 2008
This two-part series of papers studies the theory and practice of differentially encoded low-density parity-check (DE-LDPC) codes, especially in the context of noncoherent detection.
Li (Tiffany) Jing
doaj  

Proximal Decoding for LDPC Codes

open access: yesIEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences, 2023
T. Wadayama, Satoshi Takabe
openaire   +2 more sources

Low-density parity-check codes based on sparse binary sequences

open access: yesTongxin xuebao, 2005
A novel and simple construction of regular LDPC codes was proposed, which used sparse binary sequences, through studying construction methods of LDPC codes.
HE Shan-bao   +3 more
doaj  

High performance full diversity LDPC codes construction and performance analysis for H-ARQ channels

open access: yesTongxin xuebao, 2012
In order to improve the performance of communication system with hybrid automatic repeat request(H-ARQ),a kind of full diversity low density parity check(LDPC)codes on H-ARQ block-fading channels was proposed.First,the outage probability and inherent ...
Rui GUO, Fang-ning HU, Ji-lin LIU
doaj  

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