A method is provided for updating a position of a mobile device coupled to a wireless communication network via one of a plurality of base stations. The method comprising the following steps. A position of the mobile device is determined. The mobile device then waits for a predefined trigger notification before determining an updated position of the mobile device. The predefined trigger notification is generated in response to a motion trigger. A device configured to implement the method as well as a computer readable medium comprising instructions to implement the method are also provided.