Communication system

Telecommunications – Radiotelephone system – Zoned or cellular telephone system

Reexamination Certificate

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Details

C455S439000, C455S456500, C370S332000, C342S357490

Reexamination Certificate

active

07024194

ABSTRACT:
A method for distributing timing information in a radio communication system comprising: a network including a plurality of base stations, each capable of transmitting and receiving radio communication signals to and from a respective coverage area, and including a first base station and one or more neighboring base stations whose coverage areas neighbor the coverage area of the first base station; and a first mobile station capable of receiving signals from the first base station; the method comprising: estimating the differences in timing between those base stations; and transmitting indications of those differences in timing to the first mobile station.

REFERENCES:
patent: 5440561 (1995-08-01), Werronen
patent: 5594718 (1997-01-01), Weaver, Jr. et al.
patent: 5640679 (1997-06-01), Lundqvist et al.
patent: 5649000 (1997-07-01), Lee et al.
patent: 5870427 (1999-02-01), Tiedemann et al.
patent: 5912886 (1999-06-01), Takahashi et al.
patent: 6026301 (2000-02-01), Satarasinghe
patent: 6526039 (2003-02-01), Dahlman et al.
patent: 0589753 (1994-03-01), None
patent: WO 94/30024 (1994-12-01), None
patent: WO 97/31503 (1997-08-01), None
English eqivalent—New Zealand Patent Application No. 248564.

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