Controlling and checking devices via the Session Initiation Protocol – a service for the IM subsystem
Original Publication Date: 2001-Jul-01
Included in the Prior Art Database: 2003-Jul-23
1 Idea of mobile service(s) provided by a mobile network operator The remote control and/or remote check of any kind of electric or electronic device via a mobile client application, based on Internet Engineering Task Force's Session Initiation Protocol (SIP, Request For Comments 2543), is enabled. The information interchange between the client and the device(s) takes place by either radio link(s), supplied by a mobile network operator at all, or via radio link(s) established between the mobile client and the mobile network plus a fixed line (e.g. ISDN), installed between the mobile network and the electric or electronic device(s). Services of any kind can be offered by the network operator' s application server, placed in the mobile network (IP based Multimedia domain), or by an external server, belonging to the electric or electronic device(s) (e.g. interconnected via an Ethernet LAN).