Patent attributes
Methods and apparatus for monitoring the presence of a mobile device in at least one special area, wherein a radio communication defining device transmits a radio distinctive defining signal that defines the special area by its coverage. The mobile device processes signals received to determine whether or not the signals are a distinctive defining signal that at least partially defines the special area. Upon a determination that the mobile device is in a special area the mobile device sends an updating signal to a special operating means of a provider of presence related services via a mobile telephone network, the special operating means adapts the value of one or more operating parameter in response to receiving the updating signal. The mobile device also generates a One-Time-Password (OTP) calculated based on information in the distinctive defining signal and sends the OTP to a server of the provider of presence related services.
