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

Claim 11:
12. A client device for use in a cellular network providing location-based publications using a publish/subscribe protocol, comprising at least one processor and at least one memory storing program code instructions, wherein execution of the program code instructions at the processor cause the client device to:
determine a geographical location of the client device;
determine a first subscription geohash, the first subscription geohash identifying an area including the geographical location of the client device, the first subscription geohash being a hierarchical data structure specified to a subscription level;
send a subscription request to a server, the subscription request having a subscription name comprising the first subscription geohash;
determine a speed of the client device; and
determine the subscription level based on the speed.