Patent ID: 6317614
Filing Date: 2001-11-13
Classification: H04W,Y02D

Abstract:
A mobile communication terminal, comprising:a microphone which receives a sound and outputs a corresponding input sound signal;a microphone amplifier which inputs said input sound signal, which amplifies said input sound signal to produce an amplified sound signal when set in an ON state, and which does not produce said amplified sound signal when set in an OFF state;a display which displays information;a display drive circuit which drives said display to display said information; anda control circuit which is operably connected to said microphone amplifier and said display drive circuit,wherein said control circuit selectively sets said microphone amplifier in said ON state and said OFF state,wherein said control circuit instructs said display drive circuit not to drive said display whenever said microphone amplifier is set in said ON state, andwherein said control circuit controls said display drive circuit to drive said display when said microphone amplifier is set in said OFF state.