Telecommunications – Radiotelephone system – Zoned or cellular telephone system
Reexamination Certificate
2006-05-08
2010-11-30
Edouard, Patrick N (Department: 2617)
Telecommunications
Radiotelephone system
Zoned or cellular telephone system
C455S436000, C455S566000, C455S567000, C455S412200, C455S552100, C370S331000
Reexamination Certificate
active
07844268
ABSTRACT:
A method and apparatus for, upon generation of an event triggering a change in the state of a UE participating in a call, sending service information changed due to the state change to the other participating entity and notifying each user of the service information are provided. When a state change event occurs to a UE, the UE checks its available services and sends a message including service information indicating the available services to the other entity connected to the UE. Therefore, the other entity has knowledge of the actual available services of the UE in a changed environment.
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Bae Eun-Hui
Choi Sung-Ho
Kim Jae-Jin
Lim Han-Na
Song O-Sok
Edouard Patrick N
Roylance Abrams Berdo & Goodman L.L.P.
Samsung Electronics Co,. Ltd.
Win Aung
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