Time-difference-of-arrival (TDOA) localization systems estimate the difference in propagation delay between a target transmitter and pairs of receivers in order to locate the target. One important requirement is that the receiver nodes should be …
Radio frequency (RF) technologies are often used to track assets in indoor environments. Among others, ultra-wideband (UWB) has constantly gained interest thanks to its capability to obtain typical errors of 30 cm or lower, making it more accurate …