Importance

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Abstract

Provided is a transmission output control apparatus including: a level control circuit operable to adjust a level of an inputted signal; a power amplifying circuit including a plurality of amplifying stages and being operable to amplify the signal whose level has been adjusted by the level control circuit; an antenna operable to transmit the signal amplified by the power amplifying circuit; a memory unit operable to prestore a plurality of control signals; a control signal generating unit operable to select and extract, from the memory unit, one of the control signals that is in accordance with a transmission level instructed by a base station, and supply the extracted control signal to the level control circuit; and a detection unit operable to detect a signal at a midway amplifying stage of the power amplifying circuit, where a transmission level of the level control circuit is monitored according to an output of the detection unit.

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First Claim