Fig 1.
Schematic diagram of VLC system.
Fig 2.
Schematic diagram of the equalizer equivalent model.
Fig 3.
System design schematic combining WDM and DCO-OFDM modulation techniques.
Fig 4.
Schematic diagram of fuzzy C-means clustering process.
Fig 5.
Schematic diagram of convolution module extraction.
Fig 6.
Steps of smart spectrogram analysis.
Fig 7.
Schematic structure of intelligent spectrogram analysis.
Table 1.
Proposed model details.
Table 2.
Communication system simulation parameters.
Fig 8.
Effect of step size on convergence performance of CMA algorithm.
Fig 9.
RC signal variation of CMA algorithm with different modulation orders.
Fig 10.
Comparison of RC signals for the three algorithms.
Fig 11.
Comparison of the number of iterations of the algorithm for different number of subcarriers.
Fig 12.
Comparison of recognition accuracy of different algorithms for spectrum analysis.
Fig 13.
Comparison of test time for spectrum analysis with different algorithms.
Fig 14.
Comparison of BER of different systems in mobile scenario.