| 摘要 |
According to an aspect of an embodiment, a multipoint communication apparatus comprises: a receiving unit for receiving a plurality of signals containing voice signal elements and noise signal elements from the plurality of other communication apparatuses, respectively; a noise estimating unit for estimating the plurality of noise signal elements in the plurality of received signals, respectively; a gain control unit for adjusting gains of the plurality of signals passing therethrough so as to equalize the levels of the plurality of noise signal elements outputted from the gain element on the basis of the estimated levels of the noise signal elements ; a combining unit for combining the plurality of signals passed through the gain control unit; and an output unit for outputting a sound signal on the basis of the combined signal by the combining unit.
|
