low-rate channel codes
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 ...
33
Rate Adaptation for Decoding and Forward Relay Channel by Random Projections Codes
... Figure 9 shows the capacity comparison between receiving diversity scheme and coding diversity scheme with the same power allocation coefficient. We find two interesting phenomenon from these figures. For top figures, in ...
11
Performance of Polar Codes for OFDM Based UWB Channel
... For multiuser detection in UWB indoor environment, a recently proposed spread spectrum multiple access scheme, Interleave Division Multiple Access (IDMA) was introduced in [6]. In this scheme, each user’s chip sequence ...
16
A Class of High Rate Low Complexity Error Detecting RLL Codes
... high-rate channel modulation run-length-limited RLL (0, k) ...with low error propagation during ...using low redundancy ECC, and the overall rate is mainly determined by the inner ...
8
Analysis of low rate convolutional codes on optical Interleave Division Multiple Access scheme
... For establishment of communication link in wired communication, the optical fiber has been frequently employed for achieving high spectral efficiency with O-CDMA based system. Till now, the CDMA scheme has been the most ...
7
Enumerative Encoding of TMTR Codes for Optical Recording Channel
... Copyright © 2010 Hui-Feng Tsai. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the ...
9
Delay-Limited Rate-Compatible Protograph LDPC Codes
... compatible channel code is one of the essential components to support multiple services in one hardware ...The rate- compatible protograph codes were found by Nguyen et ...the rate-compatible ...
9
Turbo Equalization Of Nonlinear ISI-channels Using High Rate FEC Codes
... nonlinear channel model con- sists of a bank of filters matched to the q L+1 chips (Benedetto et ...limiting low- pass filter with “square root Nyquist” characteristic and a sampler at the symbol ...
5
PEAK TO AVERAGE POWER RATIO and BIT ERROR RATE reduction in MIMO-OFDM system using LOW DENSITY PARITY CHECK CODES over Rayleigh fading channel
... Abstract -With the evolution of the wireless system in the demand for high-speed data have been increasing day by day, making it impossible to be achieved by the data transmission system in the conventional series, the ...
9
High-Rate Codes That Are Linear in Space and Time
... a rate our spectral efficiency is low relative to the channel capacity, and we may therefore anticipate significant coding advantages from also satisfying the diversity criterion (33)—see Remark 15 ...
21
Linear-Time Encodable Rate-Compatible Punctured LDPC Codes with Low Error Floors
... on channel state information (CSI). That is, to maximize data rates, channel coding systems decrease their code rates until they overcome the channel impairment, often referred to as rate ...
5
Performance Analysis of Convolutional Codes with Bit Error Rate V/S SNR over Channel for Viterbi Algorithm
... a low- power quasi-cyclic (QC) low density parity check (LDPC) decoder that meets the throughput requirements of the highest-rate (600 Mbps) modes of the IEEE ...of low-density parity-check ...
9
An Efficient SF-ISF Approach for the Slepian-Wolf Source Coding Problem
... concatenated codes (PCC/SCC) where the SF-ISF construction appears tricky due to the random interleaver, we demonstrate an e ffi cient and systematic way to handle ...nent codes in a way similar to the way ...
11
The Impact of Inflation Volatility on an Enterprise’s Innovation Strategy
... exchange rate and inflation. The use of a fixed exchange rate has been and remains the most popular model, however, the number of countries that use it is gradually ...
5
Performance of Parallel Concatenated Convolutional Codes (PCCC) with BPSK in Nakagami Multipath M-Fading Channel
... In 1974, an algorithm, which has become known as maximum aposteriori probability (MAP) algorithm by Bahl et al [10].In order to estimate the a posteriori probabilities of the states and the transition of a Markov source ...
6
FPGA Implementation of Bose Chaudhuri Hocquenghem Code (BCH) Encoder and Decoder for Multiple Error Correction Control
... FEC codes for more than 20 years to transmit digital data through different transmission ...error-correcting codes compensated for noise and other physical elements to allow for full data ...transmission ...
8
LDGM Codes for Channel Coding and Joint Source-Channel Coding of Correlated Sources
... using channel codes were proposed in [12, 13, 14], and the use of turbo-like codes in this problem was proposed in [15, ...and channel coding holds for transmission of correlated sources over ...
12
Leakage Squeezing of Order Two
... Abstract. In masking schemes, leakage squeezing is the study of the op- timal shares’ representation, that maximizes the resistance order against high-order side-channel attacks. Squeezing the leakage of ...
23
Half Rate Quasi Cyclic Low Density Parity Check Codes Based on Combinatorial Designs
... half rate of QC-LDPC codes with girth greater than 6 to produce the error floor at lower bit error rates ...These codes are initially de- signed as a regular code with girth 6 based on approximate ...
12