Assertion: radio beacon | /r/HasAspect | indoor guidance
Facets:
Source sentences:
text: Radio beacons have many applications, including air and sea navigation, propagation research, robotic mapping, radio-frequency identification (RFID), near-field communication (NFC) and indoor guidance, as with real-time locating systems (RTLS) like Syledis or simultaneous localization and mapping (SLAM).