Patent ID: 9319944
Filing Date: 2016-04-19
CPC Classification: H04M,H04W

Claim Text:
1. A multi mode mobile telephone terminal allowing the transfer of a telephone call from one wireless network to another, comprising: an interface configured to support circuit-switched calls, comprising a plurality of communication devices corresponding to different protocols for circuit-switched calls; an interface configured to support packet-switched calls, comprising a plurality of communication devices corresponding to different protocols for packet-switched calls; a call transfer manager configured to decide on call transfers; an access monitor configured to activate or deactivate the devices that said interfaces comprise, based on: a call manager configured to: wherein said plurality of communication devices corresponding to different protocols for circuit-switched calls are configured to establish multimedia sessions, wherein said plurality of communication devices corresponding to different protocols for packet-switched calls are configured to establish multimedia sessions, wherein the call manager comprises an abstraction layer that makes it possible to exchange generic commands and generic information with at least one communication device that the interface may comprise to support circuit-switched calls, and that the interface may comprise to support packet-switched calls; wherein said abstraction layer that makes it possible to exchange generic commands and generic information is configured to: