Patent ID: 7945251
Filing Date: 2011-05-17
Classification: H04L

Abstract:
1. A method, implemented by a portable communications device, of obtaining a network identifier of a serving device for the portable communication device to obtain a desired service according to a certain type from the serving device, comprising: sending, from the portable communication device, a service device locating request including a position or location associated with the portable communication device, receiving at least one response including at least one network identifier of a service device capable of handling the desired service, the service device being selected based on its physical proximity to the location of the portable communication device, wherein the at least one response provides more than one network identifier and types of services provided through each network identifier, where each network identifier is associated with a service device that provides a different type of service and is closest to the location of the portable communication device, and selecting network identifier of the service device providing the desired service to be used in contacting this service device.