Conley Rose, P.C.
Method and apparatus for switching speech or audio signals
A method and an apparatus for switching speech or audio signals, wherein the method for switching speech or audio signals includes when switching of a speech or audio, weighting a first high frequency band signal of a current frame of speech or audio signal and a second high frequency band signal of the previous M frame of speech or audio signals to obtain a processed first high frequency band signal, where M is greater than or equal to 1, and synthesizing the processed first high frequency band signal and a first low frequency band signal of the current frame of speech or audio signal into a wide frequency band signal. In this way, speech or audio signals with different bandwidths can be smoothly switched, thus improving the quality of audio signals received by a user.
Huawei Technologies Co., Ltd.
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inventional inventional inventional
Chan Qing Yue Lei Wenhai Zexin
Hu Zhang Lang Miao Wu Liu