AEDNav: indoor navigation for locating automated external defibrillator

Table 1 A comparison showing existing indoor navigation technologies

	RFID	QR code	Camera	MEMs	Wi-Fi
Premises hardware required	Yes	Yes	No	No	Yes
Cost of hardware	High	Low	None	None	Use existing
Initial data	Small	Small	Medium	Large	Large
Require floor plan	Yes	Yes	No	No	No
Computation	Low	High	High	Low	Low
Initial work cost	High	High	Low	Low	Low
Privacy issues	No	No	Yes	No	No

Red text highlights drawbacks when implementing the technology to find an AED in malls/high-rising buildings or on a large scale such as city

ISSN: 1472-6947