WebOct 8, 2024 · The novel concatenated polar-spinal coding scheme is designed to provide an improved UEP for the information with different reliability requirements. At the receiver, a tail CRC-aided Bubble decoding is proposed to improve the performance of … WebThe proposed UEP Raptor code design has the structure of UEP LDPC code and EEP ... BEC binary erasure channel BER bit erasure rate BI-AWGN binary-input additive white Gaussian noise BPA belief propagation algorithm BSC binary symmetric channel CN Check Node DE Density Evolution

Optimization of LDPC codes for UEP channels - Semantic Scholar

WebJan 1, 2010 · We use joint optimisation of UEP‐LDPC codes and UEP‐LT codes to improve the performance of more important bits (MIB), and derive unequal density evolution … WebMay 18, 2024 · In this section, the BER performances of RUEP codes is concerned. By observed in Fig. 1, one can find that the BER performances of both RUEP and EWF codes, the BER of each block would monotonically decreasing as overhead increases, and the higher UEP weight or selecting probability would leading a better (lower) BER … high iron normal ferritin in women

(PDF) On unequal error protection raptor codes

WebJan 22, 2014 · A genetic algorithm (GA)-based optimization algorithm is proposed to find the optimal parameters for both Raptor and RCPC codes, to minimize the video distortion and maximize the peak signal-to-noise-ratio for the given video bit rates and channel constraints (i.e., SNR and available bandwidth). WebJan 1, 2009 · Other researchers also began to study UEP-Raptor codes, e.g., in [11] Raptor codes with UEP property were studied by implementing joint optimisation of UEP-LT codes and UEP-LDPC codes, and had ... WebDec 1, 2015 · paper, we study two methods to provide UEP Raptor codes on the binary erasure channel (BEC): (1) Using UEP precode (2) Using UEP LT codes. With analysis and thorough simulation we... high iron lunch ideas