US 7,519,351 B2
Emergency mode operation in a wireless communication network
Bernard L. Malone, III, Little Rock, Ark. (US)
Assigned to Lucent Technologies Inc., Murray Hill, N.J. (US)
Filed on Sep. 20, 2004, as Appl. No. 10/944,997.
Claims priority of provisional application 60/586507, filed on Jul. 09, 2004.
Prior Publication US 2006/0009191 A1, Jan. 12, 2006
Int. Cl. H04B 7/15 (2006.01)
U.S. Cl. 455—404.1  [455/521; 379/45] 8 Claims
OG exemplary drawing
 
1. A method of communicating comprising:
changing, under selected circumstances, between a normal telecommunication operating mode and an emergency mode that includes at least one function that is separate from the normal telecommunication operating mode;
using a portable base transceiver station that is capable of independent emergency mode communication with at least one mobile station to perform at least a selected function normally performed by a mobile switching center to facilitate communication between at least two different mobile stations without requiring any connection or link to another part of a wireless network.