Telecommunications – Radiotelephone system – Including private cordless extension system
Reexamination Certificate
2006-06-06
2006-06-06
Trinh, Sonny (Department: 2687)
Telecommunications
Radiotelephone system
Including private cordless extension system
C455S450000, C455S509000, C455S515000
Reexamination Certificate
active
07058416
ABSTRACT:
The present invention relates to a method for allocating a traffic channel in a concentric cell. Said method comprises the following steps: establishing a SDCCH (Stand-alone Dedicated Control Channel) between the base station and the mobile station; the base station receiving a plurality of measured reports sent from the mobile station; the base station obtaining measured the up-link level values of SDCCH according to said measured reports; the base station determining the distance between itself and the mobile station according to said measured up-link level values. The method for allocating a TCH according to the present invention can allocate reasonable carrier frequencies for calls quickly and effectively, thus can improve the performance of the mobile communication system greatly.
REFERENCES:
patent: 5448751 (1995-09-01), Takenaka et al.
patent: 5758090 (1998-05-01), Doner
Qing hua Wu, et al., “Introduction of GSM Concentric Annular Ring Technology”, Hu Bei Post & Telecommunications Technology, Issue 3, Sep. 1998.
Baker & Hostetler LLP
Huawei Technologies Co. Ltd.
Lam Dung
Trinh Sonny
LandOfFree
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