Subcarrier-Index Modulation Aided OFDM - Will It Work?
Citations
676 citations
Cites background or methods from "Subcarrier-Index Modulation Aided O..."
...For a more detailed historical overview of subcarrier IM concepts, readers are referred to [368]....
[...]
...In [368], the overall achievable rate of OFDM-IM systems under Gaussian input is divided into two parts, corresponding to the classic APSK symbols and subcarrier IM symbols, respectively....
[...]
...On the one hand, when the number of active subcarriers is relatively high, OFDM-IM will exhibit similar PAPR as conventional OFDM, as studied in [368]....
[...]
...On the other hand, the authors of [368] characterized the PAPR of the OFDM-IM scheme with the aid of a level-crossing rate analysis and showed that OFDM-IM and OFDM schemes exhibit similar PAPR performance for Gaussian input symbols....
[...]
252 citations
Cites methods from "Subcarrier-Index Modulation Aided O..."
...The achievable performance of OFDM-IM in terms of MED, average mutual information, and peak-to-average power ratio is analyzed in [28]....
[...]
245 citations
Cites methods from "Subcarrier-Index Modulation Aided O..."
...Furthermore, the performance trade-offs of OFDM-IM techniques have been theoretically analyzed in [18]–[21]....
[...]
...In [21], the achievable performance of OFDM-IM and the beneficial region of the OFDM-IM scheme over conventional OFDM are investigated, which provides the guidelines for system designing of the OFDM-IM scheme....
[...]
243 citations
165 citations
Cites background from "Subcarrier-Index Modulation Aided O..."
...SEs are limited [28], OFDM-HIQ-IM is favorable in this sense....
[...]
...Performance comparison with classical OFDM has been made in the literature for both uncoded and coded scenarios, where the available results show that OFDM-IM enjoys lower bit error rate (BER) [24], higher achievable rate [26], and higher EE [27], [28]....
[...]
References
8,091 citations
Additional excerpts
...(16), Stirling’s approximation [28] was used....
[...]
7,243 citations
1,171 citations
752 citations
743 citations