Patent ID: 8355364
Filing Date: 2013-01-15
Classification: H04W

Abstract:
1. A method comprising: receiving, by a base station, an access request from an access terminal, wherein the access terminal is physically located within a first distance from the base station, and wherein the first distance is defined by an access search window; in response to receiving the access request, determining, by the base station, (i) a physical location of the access terminal, and (ii) a specific geographical topology in which the access terminal is physically located, wherein the specific geographical topology contains structure that interferes with signals communicated between the access terminal and the base station; if the access terminal is physically located within a second distance from the base station, wherein the second distance is associated with the specific geographical topology, accepting, by the base station, the access request; and if the access terminal is physically located beyond the second distance, rejecting, by the base station, the access request.