2020
DOI: 10.1109/access.2020.2972113
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A Generalized Bit Error Rate Evaluation for Index Modulation Based OFDM System

Abstract: Orthogonal frequency division multiplexing (OFDM-IM) is a multicarrier transmission technology that modulates information bits not just onto subcarriers by means of M-ary constellation mapping but also onto selected (active) subcarrier indices. Consequently, errors can occur in OFDM-IM systems indices in addition to the errors of M-ary symbols. This paper analyzes the error scenarios and derives mathematical expressions for the error performance based on the maximum likelihood (ML) detection. In evaluating the… Show more

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Cited by 10 publications
(4 citation statements)
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“…e evaluation index proposed in this research is frequency statistics [31][32][33][34][35]. e evaluation process is that in the iterative process, if the Hamming distance between the output of the network and a memory vector is 0 (or close to 0) frequently, it can be considered that the memory vector is successfully identified.…”
Section: Experimental Results and Analysismentioning
confidence: 99%
“…e evaluation index proposed in this research is frequency statistics [31][32][33][34][35]. e evaluation process is that in the iterative process, if the Hamming distance between the output of the network and a memory vector is 0 (or close to 0) frequently, it can be considered that the memory vector is successfully identified.…”
Section: Experimental Results and Analysismentioning
confidence: 99%
“…Authors in [29] with the help of simulation results showed that IM-SVC can provide much better BER performance compared to the algorithm based SVC. The BER upper bound is derived analytically for orthogonal frequency division multiplexing (OFDM) with index modulation (OFDM-IM) in [30] and maximum likelihood (ML) detection OFDM-IM in [31], respectively. Although non-iterative neural network decoder (NND) is also very popular in URLL networks, it has an unsatisfactory BER performance.…”
Section: A Related Workmentioning
confidence: 99%
“…is a bit error rate, which is determined by the modulation scheme [20]- [23]. E b N0 is calculated from the bandwidth W , data rate R, and SNR as between two nodes to reach the maximum transmission distance r t , is formulated as…”
Section: E Routing Cost Calculationmentioning
confidence: 99%