Building Bluetooth Low Energy Systems

Beginner applications

Stickers are probably the most widely used beacon application. They are tiny beacons that can stick to any surface (mostly valuable items). For example, imagine a beacon that sticks to your keys and constantly keeps track of its location. This beacon will warn you if you forget the keys in a restaurant. In this scenario, the sticker made the keys aware of their surroundings, which is the main purpose of the beacon technology. The sticker is in constant contact with the smartphone in order to know its position relative to the person. The same logic will be applied in our next example, but in a completely different scenario. Imagine you go shopping and, while passing through a clothing store, you get a beep on your cell ...