Study of RSS-based indoor positioning system for target using visible light communication Ameur Chaabna, Abdesselam Babouri, Xun Zhang, Fayçal Boulsina, Takoua Hafsi January 2021 Cite Next Spectral and energy efficiency of ACO-OFDM in visible light communication systems Previous Target 5G visible light positioning signal subcarrier extraction method using particle swarm optimization algorithm