| 摘要 |
A mobile communication terminal for removing noise in a transmitting signal and a method thereof are provided. The mobile communication terminal includes a first microphone for capturing a voice signal to be transmitted a second microphone attached to a position different from the first microphone to capture sound signals, an amplifier for amplifying the sound signals of the second microphone, a codec for separately converting the amplified sound signals of the second microphone and the voice signal of the first microphone to digital sound data, and a controller for analyzing the converted digital sound data and controlling a gain of the first microphone if a repeated pattern is detected in either of the separated digital sound data. Herein, noise generated in sound signals for transmission in a phone call is removed by using two microphones.
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