Base station controller in IMT-2000 system
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United States of America Patent
Stats
-
Sep 27, 2005
Grant Date -
Jul 5, 2001
app pub date -
Jan 2, 2001
filing date -
Dec 30, 1999
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A base station controller in IMT-2000 system is disclosed. The base station controller includes a local routing unit for interfacing the BTS with the MSC, for processing a call and a No. 7 signal and for providing alarms occurred in the BSC to the BSM; a vocoding unit for vocoding voice data received through the local routing unit; a global routing unit for interfacing among the local router, other local routers and the BSM; and a clock generating unit for clocks necessary for controlling the BTS and the BSM based on time and frequency clocks received from a global positioning system (GPS).
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