Telecommunications – Radiotelephone system – Zoned or cellular telephone system
Reexamination Certificate
2006-04-25
2006-04-25
Appiah, Charles N. (Department: 2686)
Telecommunications
Radiotelephone system
Zoned or cellular telephone system
C455S414200, C705S026640
Reexamination Certificate
active
07035649
ABSTRACT:
An on-demand message system includes a profile proxy server and a plurality of message servers coupled to a wireless network for sending messages to mobile users under conditions specified by the users and sellers. Users provide profile information specifying categories and conditions for which they will receive messages. Sellers also provide profile information specifying conditions under which they want messages to be sent. A multicast message is sent and processed by target users in response to a predetermined event, e.g., location update, conveying information related to a seller for which the target users have expressed an interest in receiving.
REFERENCES:
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patent: 6397040 (2002-05-01), Titmuss et al.
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patent: 6681114 (2004-01-01), Chang et al.
patent: 6836667 (2004-12-01), Smith, Jr.
Chang Li Fung
Luo Hui
Qiu Xiaoxin
Appiah Charles N.
AT&T Corp.
Ly Nghi H.
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