5G Internet of radio light positioning system for indoor broadcasting service Lina Shi, Dayu Shi, Xun Zhang, Benjamin Meunier, Hequn Zhang, Zhan Wang, Andrei Vladimirescu, Wei Li, Yue Zhang, John Cosmas, others January 2020 Cite Next 3D arrangement of LEDs for indoor VLC applications Previous A Device Identification Method Based on LED Fingerprint for Visible Light Communication System