The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 31, 2016
Filed:
Sep. 16, 2011
Fabian Castro Castro, Madrid, ES;
Marta Montejo Ayala, Getafe, SE;
Fabian Castro Castro, Madrid, ES;
Marta Montejo Ayala, Getafe, SE;
Telefonaktiebolaget LM Ericsson (publ), Stockholm, SE;
Abstract
More than one TDF session for a user in a PCC architecture are coordinated. There are provided PCRF server, PCEF devices and TDF devices, and method of coordinating a PCEF session and the more than one TDF session. The method includes: establishing or modifying at a PCRF server a PCEF session for an IP-CAN session; selecting at the PCRF server more than one TDF device; determining at the PCRF server an order in which each selected TDF device is to be involved, and access information required by each selected TDF device; initiating a TDF session, providing applicable ADC rules and routing information indicating a next TDF device to be involved, from the PCRF server towards each selected TDF device; and submitting from the PCRF server to the PCEF device PCC rules for the IP-CAN session along with routing information indicating a first TDF device to be involved.