Patent ID: 6195437
Filing Date: 2001-02-27
Classification: H04M

Abstract:
A computer system adapted for gain control in a non-speakerphone audio mode of the computer system independent of gain control in a speakerphone mode of the computer system, the computer system comprising:a processor capable of running an application to place the computer system in a speakerphone mode and an application to place the computer system in a non-speakerphone mode;a microphone for converting acoustic signals to electrical signals in the speakerphone mode and the non-speakerphone audio mode;a loudspeaker coupled to said microphone for converting electrical signals indicative of sound to acoustic signals;a microphone path formed by and between said microphone and said loudspeaker; anda gain control means for limiting acoustic gain in said microphone path to a predetermined low gain level if the computer system is in a non-speakerphone mode, a telephone line not being in the microphone path during the non-speakerphone mode.