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公开(公告)号：US20220130360A1
公开(公告)日：2022-04-28
申请号：US17434555
申请日：2020-02-21
Applicant: Huawei Technologies Co., Ltd.
Inventor： Kai Tao , Mingjie Yin , Yanqi Li , Dezhu Xu , Hengjie Dai , Haibo Miao
IPC: G10H1/36 , G06F3/0481 , G06F3/16
Abstract: A method includes displaying, by an electronic device, a first interface, where the first interface includes a recording button used to record a first song, obtaining, by the electronic device, accompaniment of the first song and feature information of a cappella of an original singer, starting to record a cappella of the user that is sung by the user, and displaying, by the electronic device, guidance information on a second interface based on the feature information of the a cappella of the original singer, where the guidance information guides one or more of breathing and vibrato during the user's singing.
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公开(公告)号：US11006233B2
公开(公告)日：2021-05-11
申请号：US16913166
申请日：2020-06-26
Applicant: Huawei Technologies Co., Ltd.
Inventor： Hengjie Dai , Hequn Bai , Dezhu Xu
Abstract: A method and a terminal for playing an audio file in a multi-terminal cooperative manner include obtaining, by a source terminal, an audio signal frame, the audio signal frame includes a left channel signal and a right channel signal, obtaining, by the source terminal, a central channel signal and a surround channel signal based on the left channel signal and the right channel signal, obtaining, by the source terminal, a current location of a virtual sound source corresponding to the central channel signal, and generating, based on the current location and the central channel signal, a sound channel signal corresponding to the terminal in at least two sound channel signals, superposing, by the source terminal, the sound channel signal on the surround channel signal, to obtain a to-be-played sound channel signal corresponding to the terminal, and playing, by the source terminal, the to-be-played sound channel signal.
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公开(公告)号：US20200329329A1
公开(公告)日：2020-10-15
申请号：US16913166
申请日：2020-06-26
Applicant: Huawei Technologies Co., Ltd.
Inventor： Hengjie Dai , Hequn Bai , Dezhu Xu
Abstract: A method and a terminal for playing an audio file in a multi-terminal cooperative manner include obtaining, by a source terminal, an audio signal frame, the audio signal frame includes a left channel signal and a right channel signal, obtaining, by the source terminal, a central channel signal and a surround channel signal based on the left channel signal and the right channel signal, obtaining, by the source terminal, a current location of a virtual sound source corresponding to the central channel signal, and generating, based on the current location and the central channel signal, a sound channel signal corresponding to the terminal in at least two sound channel signals, superposing, by the source terminal, the sound channel signal on the surround channel signal, to obtain a to-be-played sound channel signal corresponding to the terminal, and playing, by the source terminal, the to-be-played sound channel signal.
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