Journal of Sensors / 2017 / Article / Tab 1 / Review Article
Evolution of Indoor Positioning Technologies: A Survey Table 1 Previous surveys comparison, including ours. “Passive” means that the infrastructure generates the signal and that the object or person to be located receives it.
Technology or feature Liu Gu Mautz Deak Koyuncu Ours Infrared mobile reader No Yes No No No Yes Infrared badge Mention Yes Yes Yes Yes Yes Laser (passive) No No Yes No No No Ultrasound passive No Yes Yes No Yes Yes Ultrasound active Mention Yes Yes Yes Yes Yes Audible sound active No Yes Yes No No Yes Audible sound passive No No No No No Yes Audible sound ambient No No No No No Yes Magnetic generated No Yes Yes No No Yes Magnetic ambient No No Yes No No Yes RFID mobile tag Yes Yes Yes Yes Yes Yes RFID mobile reader No No Yes No No No Wi-Fi Yes Yes Yes Yes Yes Yes Bluetooth Yes Yes Yes Yes No Yes ZigBee No No Yes No No Yes UWB Yes Yes Yes Yes Yes Yes Tomographic (water resonance) No No No Yes No No Cameras infrastructure Mention Yes Yes Yes Yes Yes Cameras (portable) No No Yes No No Yes Floor tiles No No Yes Yes No No Air pressure No No Yes Yes No No Inertial No No Yes Mention Yes Yes Ambient light No No No No No Yes Artificial light (no encoding) No No No No No Yes Artificial light (encoded) No No Yes No No Yes Indoor AGPS, pseudolites Yes No Yes No Yes Yes Cellular Yes No Yes Mention Yes Yes TV, FM No No Yes Yes No Yes Classification-guided Partial Partial No Yes Partial Yes
