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US 2003/0142654 A1Published application
Method and device for providing a communication session
AssigneeAgere Systems Inc.
InventorsMichael J. Chambers, Pierluigi Pugliese
Life of this patent
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AssigneeAgere Systems Inc.
InventorsMichael J. Chambers, Pierluigi Pugliese
Estimating the term…
A method and device for providing a communication or chat session with a plurality of users, in particular for mobile radio networks according to Global System for Mobile communication (GSM) or Universal Mobile Telecommunications System (UMTS) standards. A first user starts a General Packet Radio Service (GPRS) session requesting an Internet Protocol (IP) address at the network. The first user then sends an initiation message including the IP address to a plurality of other users which preferably are selected from a mobile station's telephone book. Addressed users also request IP addresses at the respective networks and send a reply including the respective IP address via GPRS to the first user. After receiving at least one reply, the first user activates a chat session and all participants can exchange messages, preferably text and images, via GPRS or another packet switched service.
A method for providing a communication session with at least a first and second user of a communications system including at least a first and second terminal assigned to said first and second user, respectively, comprising:
A method for transmitting a circuit switched message from a first terminal assigned to a first user of a communications system to second and third terminals having second and third users, respectively, comprising:
A device for use with a communications system, comprising:
A telecommunications network providing packet data protocol addressed service, comprising:
Dependencies are inferred from the claim text.