Method, apparatus and system for distributing multicast data

Details Method, apparatus and system for distributing multicast data Method, apparatus and system for distributing multicast data

2004-03-02

2009-10-20

Addy, Thjuan K (Department: 2614)

Multiplex communications

Pathfinding or routing

Switching a message which includes an address header

C370S351000, C370S432000, C455S435100

Reexamination Certificate

active

07606227

ABSTRACT:
Packets of mobile communication protocol which a mobile terminal sends and receives are monitored and when it is detected that a mobile terminal to which a multicast data packet is transferred moved to another network, a multicast gateway apparatus connected to the moving destination network makes a group attend request and transfers the multicast data packet to the moved mobile terminal.

REFERENCES:
patent: 6836481 (2004-12-01), Hotta
patent: 7161934 (2007-01-01), Buchsbaum et al.
patent: 7221674 (2007-05-01), Lim
patent: 2002/0136201 (2002-09-01), Buchsbaum et al.
patent: 2002-77254 (2002-03-01), None
Network Working Group Request for Comments: 2236, “3. Protocol Description”, Nov. 1997.
Network Working Group Request for Comments: 2710, “4. Protocol Description”, Nov. 1997.
Network Working Group Request for Comments: 2362, “2. PIM-SM Protocol Overview”, Nov. 1997.

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