US Patent 6879600 Method and system for intersystem wireless communication session arbitration

A mobile station provides arbitration and hand-off between two or more differently formatted computer and/or telecommunication networks. To facilitate the mobile station arbitration and hand-off, the mobile station operates at a given location in which it can communicate according to a first protocol via a first-access system and at which it can communicate according to a second protocol via a second-access system. At the given location, the mobile station arbitrates between communicating real-time media according to the first protocol via the first-access system and communicating real-time media according to the second protocol over the first protocol via the second-access system.