One of the main challenges for VLC is providing high datarate communications using the limited bandwidth of these phosphor- based emitters. This is typically a few megahertz [5], and is caused by the slow time constant of the phosphor.
One of the main challenges for VLC is providing high dataratecommunications using the limited bandwidth of these phosphor-based emitters. This is typically a few megahertz [5], andis caused by the slow time constant of the phosphor.