US 7,321,768 B2
Roaming services using home location register
Peter J. Armbruster, Chandler, Ariz. (US); Stephen D. Magee, Scottsdale, Ariz. (US); and Bradley R. Schaefer, Chandler, Ariz. (US)
Assigned to Motorola, Inc., Schaumburg, Ill. (US)
Filed on Nov. 29, 2001, as Appl. No. 9/997,515.
Prior Publication US 2003/0100303 A1, May 29, 2003
This patent is subject to a terminal disclaimer.
Int. Cl. H04Q 7/20 (2006.01)
U.S. Cl. 455—432.1  [455/432.3; 455/433; 455/435.1; 455/439; 455/414.1; 370/310.2; 370/331; 707/104.1] 9 Claims
OG exemplary drawing
 
1. An arrangement for services in a foreign network by a user of a home network comprising:
the home network including:
a first network home location register (HLR) coupled to a communication system; and
a distributed home location register (DHLR) for storing a list of the services required by the user, said DHLR being directly coupled to the user via a mobile device;
the foreign network including:
a visitor location register (VLR) for determining an agreement for the services which are needed by the user in the foreign network; and
a second network HLR coupled to the communication system;
a mobile device of the user coupled to the foreign network for approving the agreement for the services; and
a communication network for coupling the DHLR and the mobile device to the foreign network.