Power control device and power control method for radio...

Details Power control device and power control method for radio... Power control device and power control method for radio...

2005-06-07

2005-06-07

Nguyen, Duc (Department: 2643)

Telecommunications

Transmitter and receiver at separate stations

Plural transmitters or receivers

C455S423000, C455S424000, C455S115100, C455S115300

Reexamination Certificate

active

06904291

ABSTRACT:
The present invention provides a power control device for controlling the transmission power of a signal transmitted between a mobile station and a base station in a mobile communication system via a radio channel. The device has an error judgment unit for receiving communication data transmitted in each communication unit having a fixed length via the radio channel, and judging whether or not said communication data has an error in each communication unit; and a target power control unit for measuring in each predetermined measurement period the number N of said received communication units and the number M of communication units which are judged as error by said error judgment unit, and changing said target power value based on a criterion value and said number M, or said criterion value and said numbers N and M, said criterion value being a criterion of change of said target power value and being determined according to said number N.

REFERENCES:
patent: 6337975 (2002-01-01), Coan et al.
patent: 6763483 (2004-07-01), Penick et al.
patent: 11-275639 (1999-10-01), None
patent: 2000-196566 (2000-07-01), None
patent: WO 96/03813 (1996-02-01), None

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