A system and a method allowing a user terminal (18) in a network to simultaneously access a plurality of radio based access networks (19, 20) of diverse access technologies. Characteristic features of the invention are access selection adapters (22, 23), each one associated with a respective radio based...http://www.google.com/patents/US7907559?utm_source=gb-gplus-sharePatent US7907559 - System and method for multi-access
