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Method for bearer establishment in a radio access network

  • US 8,594,684 B2
  • Filed: 12/18/2009
  • Issued: 11/26/2013
  • Est. Priority Date: 12/18/2009
  • Status: Active Grant
First Claim
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1. A method for bearer establishment in a radio access network (120), the method comprising:

  • at a system element (108) having an application function;

    determining pre-allocation information used to select at least one cell (140) in the radio access network to which a set of user equipment (132, 134, 136) will connect for exchanging data;

    sending, to an evolved packet core (110), a request (216) to establish a bearer (220) for at least one user equipment in the set, wherein the request includes the pre-allocation information, wherein the determining and the sending are performed prior to the at least one user equipment in the set coming within a geographic serving area of the at least one cell identified by the pre-allocation information; and

    receiving a response (224) from the evolved packet core (110) indicating that the bearer was established in the at least one cell;

    wherein;

    the request to establish the bearer comprises a first message sent on a policy definition interface (111) between the system element and a Policy Definition Function (112); and

    the first message initiates generation of a second message sent on a policy enforcement interface (113) between the Policy Definition Function and a Policy Enforcement Function (114), wherein the second message includes the pre-allocation information or a translation of the pre-allocation information.

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