US Patent No. 10,251,210

INFRASTRUCTURE-BASED D2D CONNECTION SETUP USING OTT SERVICES


Patent No. 10,251,210
Issue Date April 02, 2019
Title Infrastructure-based D2d Connection Setup Using Ott Services
Inventorship Sander De Kievit, Leiden (NL)
Antonius Norp, The Hague (NL)
Bernardus Hillen, Zoetermeer (NL)
Assignee Koninklijke KPN N.V., Rotterdam (NL)

Claim of US Patent No. 10,251,210

1. A method for a first routing entity controlled by a first mobile network operator to enable establishment of a connection between a first device connected to a telecommunications network of the first mobile network operator and a second device connected to a telecommunications network of a second mobile network operator, the method comprising:receiving from the first device a connection request comprising a first identifier for the second device;
resolving the first identifier of the second device into a second identifier of the second device identifying a second routing entity controlled by the second mobile network operator;
providing to the second routing entity a connection request for the connection between the first device and the second device, the connection request comprising at least one of the first identifier or the second identifier of the second device;
providing to the second routing entity contact information of the first device;
receiving from the second routing entity contact information of the second device; and
configuring a first firewall for a data exchange over the connection between the first device and the second device in accordance with the contact information of the first device and the contact information of the second device, wherein the first firewall is a firewall of the telecommunications network to which the first device is connected that is configured to protect the first device.