Invention Application
US20070223733A1 Ambient Noise Sound Level Compensation 审中-公开
环境噪声声级补偿

Ambient Noise Sound Level Compensation
Abstract:
An ambient noise compensation system determines an ambient noise level of a listening area. The ambient noise level may be calculated from the differences between a desired audio signal in the listening area, a measured background noise level in the listening area, and measured acoustic characteristics of the listening area. Based on the ambient noise level, the system adjusts a level of the desired audio signal so that it is audible over undesirable noise.
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