Context Identifier
xamoom supports all technologies which identify a place or an object.
Beacons
Small Bluetooth transmitter with a battery broadcast constantly information. iBeacons broadcast three IDs. If they fit an installed app, it can react accordingly.
Precision: 30 centimeters 70 meters
NFC Chip
A tiny chip holds a URL stored. The coil around the phone can give energy to the chip. Subsequently, the chip then reveals its information. The URL is opened in the mobile browser.
Precision: a few millimeters
QR Code
A two-dimensional code that contains a URL. With QR scanner apps the phone decodes the URL and opens it in the browser.
Precision: a few centimeters
GPS Geofencing
Revolving around a point on the map, a circle is drawn (a 'geofence'). In this imaginary circle, an app displays certain fitting information. In a mobile browser, a special URL (e.g. xm.gl) must be opened.
Precision: ideally +/- 5 meters