Research Article

Offloading Positioning onto Network Edge

Table 1

Review of related works about hybrid positioning systems with the technologies used (“Parlay" stands for 3GPP Parlay, “Bar.” for Barcode, “BT” for Bluetooth, “Cell” for cellular tower ID, “RFID” for both RFID and NFC, “Mag.” for magnetic, “BT-LE” for Bluetooth Low Energy, “Ine." for inertial, and “Smart" for smart deployment) and their main features (“HO” stands for handover, “Map” for map-matching, and “Alg.” for positioning algorithm).

ProposalPositioning technologyFeatures
ParlayBar.BTCellGPSWiFiRFIDMag.BT-LEIne.LightSmartMECHOMapAlg.

[20]XX
[25]XXXXXFing/Prox/DR
[26]XXProx
[27]XXXXXFing
[33]XXXXTrilat/DR
[28]XXXFing
[29]XXKalman
[31]XDR/Landmarks
[32]XXXDR/Kalman/Prox
[34]XXXXXDR/Kalman
CurrentXXXXXXXXFing/Prox