公开(公告)号：US12035103B2

公开(公告)日：2024-07-09

申请号：US17512816

申请日：2021-10-28

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Kunmao Sun ,  Yumin Zhang

IPC: H04R9/02 ,  H04R1/34

CPC classification number: H04R1/345 ,  H04R9/02 ,  H04R2201/34

Abstract: This application provides a speaker apparatus includes: a speaker sound emission unit that includes a speaker diaphragm and configured to convert an electrical signal into a sound signal by using the speaker diaphragm; a horn includes a sound inlet and a sound outlet, the speaker sound emission unit is disposed on the sound inlet, and the horn is configured to amplify the sound signal and then propagate an amplified sound signal through the sound outlet; and a phase plug, configured to adjust a phase and/or an amplitude of the sound signal from the sound inlet; where relative locations of the speaker diaphragm and the phase plug remain unchanged to form an incompressible air cavity.

公开(公告)号：US20250056179A1

公开(公告)日：2025-02-13

申请号：US18929576

申请日：2024-10-28

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Kunmao Sun ,  Xiangyu Li ,  Tianyu Zheng

IPC: H04S7/00 ,  H04R5/02

Abstract: This application provides an audio playing method and a related apparatus. The method includes an electronic device starts to play a first video clip, where a picture of the first video clip includes a first sound-making target; the electronic device obtains first audio output by the first sound-making target; at a first moment, when the electronic device determines that a location of the first sound-making target in the picture of the first video clip is a first location, the electronic device outputs the first audio via a first speaker; the electronic device obtains second audio output by the first sound-making target; and at a second moment, when the electronic device determines that the location of the first sound-making target in the picture of the first video clip is a second location, the electronic device outputs the second audio via a second speaker.