公开(公告)号：US20230238008A1

公开(公告)日：2023-07-27

申请号：US18192571

申请日：2023-03-29

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Liang Gao ,  Xiang Shi ,  Manyi Wang ,  Guojie Huang

IPC: G10L19/018 ,  G10L25/21 ,  G10L25/51

CPC classification number: G10L19/018 ,  G10L25/21 ,  G10L25/51

Abstract: An audio watermark addition method is provided, and includes: A playback terminal obtains first audio in real time, embeds an audio watermark into the first audio, where the audio watermark is associated with the playback terminal; and plays the first audio embedded with the audio watermark.