Patent ID: 6738629
Filing Date: 2004-05-18
Classification: H04W

Abstract:
A method for flood paging to signal a selected mobile unit that is operating in a mobile telecommunications system which includes at least two mobile switching centers, comprising the steps of:sending a single request from a home location register that serves said selected mobile unit to each of a plurality of mobile switching centers, wherein said request includes a transaction identifier, an indication that said request is a flood paging request and an identifier for said selected mobile unit; maintaining in said home location resister an index of the requests sent to each of said plurality of mobile switching centers; broadcasting, in response to receipt of said single request, at least one page from each of said plurality of mobile switching centers to said selected mobile unit, wherein each of said pages includes the identifier for said selected mobile unit; receiving a page response from said selected mobile unit in at least one of said plurality of mobile switching centers; and providing a location acknowledgment to said home location register that serves said selected mobile unit identifying said at least one of said plurality of mobile switching centers which received said page response from said selected mobile unit.