TY - CONF T1 - Preliminary Simulation for an Optical _ Indoor Positioning System based on cyclin – Time difference of Arrival. T2 - 2016 International Conference on Indoor Positioning Systems. Y1 - 2016 A1 - Angel Cano A1 - Y. Pompa A1 - Jose L. Lazaro JF - 2016 International Conference on Indoor Positioning Systems. PB - IEEE CY - Alcala de Henares, España SN - 978-1-5090-2425-4/16/$31.00 ER -