Method and apparatus for an SIP based paging scheme

Details Method and apparatus for an SIP based paging scheme Method and apparatus for an SIP based paging scheme

2006-03-28

2006-03-28

Beamer, Temica (Department: 2681)

Telecommunications

Transmitter and receiver at separate stations

Having measuring, testing, or monitoring of system or part

C455S423000, C455S414200, C455S042000, C455S458000, C455S456100, C370S395520, C370S331000, C370S338000, C370S401000, C370S469000

Reexamination Certificate

active

07020440

ABSTRACT:
A location update system for updating a location of a mobile terminal. The system includes a paging area with a mobile terminal present within the paging area, a domain area with the mobile terminal present within the domain area and a paging location update server that is communication with the mobile terminal and updates a location of the mobile terminal and updates the domain area.

REFERENCES:
patent: 2002/0126701 (2002-09-01), Requena
patent: 2003/0040280 (2003-02-01), Koskelainen
patent: 2003/0050051 (2003-03-01), Vilander
patent: 2005/0037781 (2005-02-01), Ozuger et al.
M. Handley et al., “SIP: Session Initiation Protocol,” available at http://www.ietf.org/rfc/rfc2543.txt?number=2543 prior to Dec. 13, 2002, published by the Internet Society, 1999, pp. 1-153.
“Information technology—Telecommunications and information exchange between systems—Local and metropolitan area networks—Specific requirements—Part 11: Wireless LAN Medium Access Control (MAC) and Physical Layer (PHY) Specifications,” published by IEEE, ANSI/IEEE Std 802.11, published 1999, pp. 1-513.
J. Kempf, “Dormant Mode Host Alerting (“IP Paging”) Problem Statement,” available at http://www.ietf.org/rfc/rfc3132.txt prior to Dec. 13, 2002, published by the Internet Society, 2001, pp. 1-24.
C. Perkins, “IP Mobility Report,” available at http://www.ietf.org/rfc/rfc2002.txt prior to Dec. 13, 2002, pp. 1-48.
Cisco Systems literature, “Overview of the Session Initiation Protocol,” available at http://www.cisco.com/univercd/cc/td/doc/product/voice/sipsols/biggulp/bgsipov.htm prior to Dec. 13, 2002, pp. 1-1 to 1-8.

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