Method in a mobile telecommunication network for obtaining location and time information about users
OwnerSten Lannerstrominventor
Life of this patent
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Abstract
The method is for obtaining location and time information about users. A digital content is first created which is stored in a user terminal. Location data is then retrieved from the user terminal. Either or both of the location data and the digital content are digitally signed in the user terminal. The signed content and location data is combined and the combination is time-stamped by a trusted third party.
Claims12
Method in a mobile telecommunication network for obtaining location and time information about users, the telecommunication network comprising one or more user terminals, a service entity, a time-stamp server and an operator, the method comprising the following steps:
- a) creating a digital content,
- b) storing the digital content in a user terminal,
- c) retrieving location data from the user terminal,
- d) digitally signing the location data in the user terminal,
- e) distributing of a signed combination of the digital content and the location data to a trusted third party for time-stamping, and
- f) the trusted third-party time-stamping the signed combination.
Dependencies are inferred from the claim text.