Handoff adaptation for CDMA systems

Telecommunications – Radiotelephone system – Zoned or cellular telephone system

Reexamination Certificate

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C455S436000

Reexamination Certificate

active

07123916

ABSTRACT:
A method of determining handoff timing for a wireless device is provided. The method includes selecting a call characteristic. The call characteristic is evaluated to determine if it is relevant to current conditions. If the call characteristic is relevant, an adapted value for handoff timeout is determined based on the call characteristic. The handoff timeout is set to the adapted value.

REFERENCES:
patent: 5504939 (1996-04-01), Mayrand et al.
patent: 5590177 (1996-12-01), Vilmur et al.
patent: 5903840 (1999-05-01), Bertacchi
patent: 5926470 (1999-07-01), Tiedemann, Jr.
patent: 6233455 (2001-05-01), Ramakrishna et al.
patent: 6456847 (2002-09-01), Lilja et al.
patent: 6782261 (2004-08-01), Ahmed et al.
patent: 2002/0102977 (2002-08-01), Shi
patent: 8-126048 (1996-05-01), None
patent: 2000-83010 (2000-03-01), None
patent: 2000-125334 (2000-04-01), None
Japanese Office Action dated Feb. 3, 2004 from similar Japanese patent.

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