US 11,750,974 B2
Sound processing method, electronic device and storage medium
Chenbin Cao, Beijing (CN); and Mengnan He, Beijing (CN)
Assigned to Beijing Xiaomi Mobile Software Co., Ltd., Beijing (CN); and Beijing Xiaomi Pinecone Electronics Co., Ltd., Beijing (CN)
Filed by Beijing Xiaomi Mobile Software Co., Ltd., Beijing (CN); and Beijing Xiaomi Pinecone Electronics Co., Ltd., Beijing (CN)
Filed on Dec. 29, 2021, as Appl. No. 17/646,401.
Claims priority of application No. 202110739195.1 (CN), filed on Jun. 30, 2021.
Prior Publication US 2023/0007393 A1, Jan. 5, 2023
Int. Cl. H04R 3/04 (2006.01); G10L 21/0216 (2013.01); G10L 25/21 (2013.01); G10L 25/78 (2013.01)
CPC H04R 3/04 (2013.01) [G10L 21/0216 (2013.01); G10L 25/21 (2013.01); G10L 25/78 (2013.01); G10L 2021/02165 (2013.01)] 20 Claims
OG exemplary drawing
 
11. An electronic device, comprising a memory, a processor, a first microphone and a second microphone, wherein the memory is configured to store a computer instruction that may be run on the processor, the processor is configured to:
determine a vector of a first residual signal according to a first signal vector and a second signal vector, wherein the first signal vector comprises a first voice signal and a first noise signal input into the first microphone, the second signal vector comprises a second voice signal and a second noise signal input into the second microphone, and the first residual signal comprises the second noise signal and a residual voice signal;
determine a gain function of a current frame according to the vector of the first residual signal and the first signal vector; and
determine a first voice signal of the current frame according to the first signal vector and the gain function of the current frame.