An unlicensed wireless service is adapted to generate the interface protocols of a licensed wireless service to provide transparent transition of communication sessions between a licensed wireless service and an unlicensed wireless service. In one embodiment, a mobile station includes level 1, level...http://www.google.fr/patents/US20060025145?utm_source=gb-gplus-shareBrevet US20060025145 - Mobile station GPRS implementation for switching between licensed and unlicensed wireless systems
Mobile station GPRS implementation for switching between licensed and ...
Numéro de demande: 11/227,841 Numéro de publication: US 2006/0025145 A1 Date de dépôt: 14 sept. 2005 Brevet délivré: US7107055 ( Date de délivrance 12 sept. 2006)
