Patent ID: 8504075
Filing Date: 2013-08-06
Classification: H04W

Abstract:
1. A system for providing a localized information service using an infrastructure of a cellular communication network, the system comprising: at least one service source terminal arranged for transmitting a network upload message to the cellular communication network, said network upload message comprising a payload part; a reflection entity of said cellular communication network arranged for receiving said network upload message, for generating one or more reflection messages comprising said payload part, and for sending said reflection messages to a group of service destination terminals that have a predetermined spatial relationship with said service source terminal; and a filter arranged for blocking a further network upload message that has a predetermined context relationship with said network upload message from being sent to the group of service destination terminals; wherein an arbitrarily shaped area as a context zone is defined and wherein the network upload messages from service source terminals inside the context zone are assumed to have the predetermined context relationship.