Patent ID: 11956325
Assignee: VODAFONE AUTOMOTIVE S.P.A.
Field: Digital communication (Electrical engineering)
Classification: CPC H  G | IPC H

Claim 16:
17. A method for use in a cellular network providing location-based publications using a publish/subscribe protocol, the method comprising:
determining, at a client device, a geographical location of the client device;
determining, at the client device, a first subscription geohash, the first subscription geohash identifying an area including the geographical location of the client device;
sending, from the client device, a subscription request to a server, the subscription request having a subscription name comprising the first subscription geohash;
determining a direction of motion of the client device;
determining, at the client device, one or more additional subscription geohashes, representing a respective one or more geographical areas neighboring the geographical area represented by the first subscription geohash; and
sending, from the client device, one or more additional subscription requests to the server, each of the one or more additional subscription requests having a respective subscription name comprising a different one of the one or more additional subscription geohashes.