公开(公告)号：US20240365055A1

公开(公告)日：2024-10-31

申请号：US18766574

申请日：2024-07-08

Applicant: SHENZHEN SHOKZ CO., LTD.

Inventor： Lei ZHANG ,  Junjiang FU ,  Fengyun LIAO ,  Xin QI

IPC: H04R1/40 ,  H04R1/02 ,  H04R1/10 ,  H04R1/22 ,  H04R1/24 ,  H04R1/28 ,  H04R1/34 ,  H04R7/04 ,  H04R7/18 ,  H04R9/02 ,  H04R9/06

CPC classification number: H04R1/40 ,  H04R1/023 ,  H04R1/1008 ,  H04R1/1075 ,  H04R1/1091 ,  H04R1/227 ,  H04R1/24 ,  H04R1/2846 ,  H04R1/2884 ,  H04R1/345 ,  H04R7/04 ,  H04R7/18 ,  H04R9/025 ,  H04R9/06

Abstract: The present disclosure discloses an acoustic output apparatus. The acoustic output apparatus may include an acoustic driver. The acoustic driver may include a diaphragm and a magnetic circuit structure. A front side of the acoustic driver may be formed at a side of the diaphragm away from the magnetic circuit structure. A rear side of the acoustic driver may be formed at a side of the magnetic circuit structure away from the diaphragm. The diaphragm may vibrate to cause the acoustic driver to radiate sound outward from the front side and the rear side of the acoustic driver. The acoustic output apparatus may further include a housing structure configured to carry the acoustic driver. One side of the front side and the rear side of the acoustic driver may form a cavity with the housing structure. The side of the acoustic driver forming the cavity may radiate the sound towards the cavity, and the other side of the acoustic driver may radiate the sound towards outside of the acoustic output apparatus.

公开(公告)号：US20240348975A1

公开(公告)日：2024-10-17

申请号：US18755631

申请日：2024-06-26

Applicant: GUANGZHOU SHIYUAN ELECTRONIC TECHNOLOGY COMPANY LIMITED ,  GUANGZHOU SHIYUAN ARTIFICIAL INTELLIGENCE INNOVATION RESEARCH INSTITUTE CO., LTD.

Inventor： Weiyong YUE

IPC: H04R1/34 ,  H04R1/02 ,  H04R1/24

CPC classification number: H04R1/345 ,  H04R1/025 ,  H04R1/24

Abstract: The present disclosure provides a speaker box structure and an electronic device. The speaker box structure includes a speaker box housing, a sound guiding member, a high-pitched speaker, and a mid-bass speaker. The sound guiding member is installed on the speaker box housing, and the sound guiding member forms a high-pitched sound guiding channel and a mid-bass sound guiding channel at intervals. Both the high-pitched sound guiding channel and the mid-bass sound guiding channel have a sound inlet facing the speaker box housing and a sound outlet facing away from the speaker box housing. The high-pitched speaker is disposed on the speaker box housing and is opposite to the sound inlet of the high-pitched sound guiding channel, and the mid-bass speaker is disposed on the speaker box housing and is opposite to the sound inlet of the mid-bass sound guiding channel.

公开(公告)号：US20240348970A1

公开(公告)日：2024-10-17

申请号：US18621548

申请日：2024-03-29

Applicant: EM-TECH Co., Ltd.

Inventor： Young Seok Noh

IPC: H04R1/10 ,  H04R1/24

CPC classification number: H04R1/1091 ,  H04R1/1016 ,  H04R1/24

Abstract: A hybrid receiver includes: a first driver configured to reproduce sound in a first frequency range; a second driver configured to reproduce sound in a second frequency range which is higher than the first frequency range; and a bracket having a side wall covering a side of the first driver, an upper side attached to a top of a diaphragm of the first driver, and a sound emitting hole formed in the upper side and configured to emit sound produced by the first driver. A second driver receiving space is provided in the upper side of the bracket. A back hole of the second driver communicates with an upper space of the diaphragm of the first driver. A communicating hole is formed in the side wall of the bracket and through which air flows in or out of the upper space of the diaphragm of the first driver.

公开(公告)号：US20240340582A1

公开(公告)日：2024-10-10

申请号：US18406257

申请日：2024-01-08

Applicant: AAC Technologies (Nanjing) Co., Ltd.

Inventor： Yuheng Jiang ,  Lijian Ye ,  Kejia Liu ,  Ruizhi Lan ,  Hongling Fu

IPC: H04R3/00 ,  H03F3/20 ,  H03G1/00 ,  H04R1/24

CPC classification number: H04R3/007 ,  H03F3/20 ,  H03G1/0005 ,  H04R1/24 ,  H03F2200/03

Abstract: A coaxial speaker tweeter temperature protection method, a coaxial speaker tweeter temperature protection system, and a computer-readable storage medium are provided. The coaxial speaker tweeter temperature protection method is applied to a coaxial speaker including a tweeter and a woofer, including steps of acquiring a woofer real-time temperature, performing calculation on the woofer real-time temperature and a pre-processed input signal through a tweeter temperature prediction algorithm to predict a tweeter real-time temperature in a current state, where the pre-processed input signal is a signal acquired after processing a sound effect algorithm on an input audio signal, etc. Compared with the related art, the coaxial speaker tweeter temperature protection method, the coaxial speaker tweeter temperature protection system, the electronic device, and the computer-readable storage medium provide better temperature protection for the tweeter, reliability of which is better.

公开(公告)号：US20240340579A1

公开(公告)日：2024-10-10

申请号：US18395718

申请日：2023-12-25

Applicant: AAC Technologies (Nanjing) Co., Ltd.

Inventor： Yuheng Jiang ,  Lijian Ye ,  Ruizhi Lan ,  Hongling Fu ,  Kejia Liu

IPC: H04R3/00 ,  G06F30/20 ,  H04R1/24 ,  H04R3/02 ,  H04R29/00

CPC classification number: H04R3/007 ,  G06F30/20 ,  H04R1/24 ,  H04R3/02 ,  H04R29/001 ,  G06F2119/08 ,  H04R2430/01

Abstract: A coaxial speaker protection method, a coaxial speaker protection system, a coaxial speaker protection device, and a coaxial speaker protector are provided. The coaxial speaker protection method includes modeling a temperature of a tweeter to obtain a tweeter voltage-temperature transfer function, modeling a temperature and an amplitude of a woofer to obtain a woofer voltage-amplitude-temperature transfer function, modeling a coaxial device having the tweeter and the woofer to obtain a thermal conduction function of the coaxial device, predicting a temperature at a next moment of the tweeter according to temperature information fed back by a current at a previous moment of the tweeter, etc. The tweeter and the woofer are protected through a feedforward manner, so that sound quality of a coaxial speaker is improved.

公开(公告)号：US12108208B2

公开(公告)日：2024-10-01

申请号：US17932288

申请日：2022-09-14

Applicant: SHENZHEN SHOKZ CO., LTD.

Inventor： Liwei Wang ,  Lei Zhang ,  Fengyun Liao ,  Xin Qi

IPC: H03G5/00 ,  H04R1/02 ,  H04R1/10 ,  H04R1/22 ,  H04R1/24 ,  H04R1/28 ,  H04R1/34 ,  H04R1/40 ,  H04R7/04 ,  H04R7/18 ,  H04R9/02 ,  H04R9/06

CPC classification number: H04R1/40 ,  H04R1/023 ,  H04R1/1008 ,  H04R1/1075 ,  H04R1/1091 ,  H04R1/227 ,  H04R1/24 ,  H04R1/2846 ,  H04R1/2884 ,  H04R1/345 ,  H04R7/04 ,  H04R7/18 ,  H04R9/025 ,  H04R9/06

Abstract: This present disclosure discloses an acoustic output device comprising: an acoustic driver that includes a diaphragm and a magnetic circuit structure, wherein a side of the diaphragm facing away from the magnetic circuit structure forms a front side of the acoustic driver, a side of the magnetic circuit structure facing away from the diaphragm forms a back side of the acoustic driver, the diaphragm vibrates so that the acoustic driver radiates sound outward from its front and back, respectively; a housing structure configured to carry the acoustic driver, wherein the back side of the acoustic driver and the housing structure form a back cavity, and different side walls of the back cavity are connected by a curved structure; the housing structure includes at least one sound outlet hole, the at least one sound outlet hole is acoustically coupled with the back cavity.

公开(公告)号：US20240292145A1

公开(公告)日：2024-08-29

申请号：US18337421

申请日：2023-06-19

Applicant: AAC Microtech (Changzhou) Co., Ltd.

Inventor： Bo Xiao ,  Ronglin Linghu

IPC: H04R1/24 ,  H04R1/10 ,  H04R7/12 ,  H04R7/18 ,  H04R9/02 ,  H04R9/04 ,  H04R9/06

CPC classification number: H04R1/24 ,  H04R1/1075 ,  H04R7/127 ,  H04R7/18 ,  H04R9/025 ,  H04R9/045 ,  H04R9/063 ,  H04R2400/11

Abstract: A headphone includes a housing and a speaker device. The speaker device includes a woofer and a tweeter. The woofer includes a first frame, a first magnetic circuit unit, and a first vibration unit. The tweeter includes a second frame, a second magnetic circuit unit, and a second vibration unit. The first magnetic circuit unit includes an auxiliary magnet close to the second vibration unit. The second magnetic circuit unit includes a central magnet fixed to the second frame and side magnets located at a periphery of the central magnet. A magnetizing direction of the auxiliary magnet and a magnetizing direction of the central magnet are opposite and are arranged along a vibrating direction. Magnetizing directions of the side magnets each point to the central magnet. The speaker device can better satisfy requirements of markets on the size and sound production performance of the headphone.

公开(公告)号：US12069428B2

公开(公告)日：2024-08-20

申请号：US17851822

申请日：2022-06-28

Applicant: LG Display Co., Ltd.

Inventor： Minji Kim ,  YoungWook Ha ,  Chiwan Kim ,  GyungBo Ha ,  MinHo Sohn ,  MinKyu Choi ,  Jeonggoo Kang ,  YuSeon Kho ,  YeongRak Choi ,  Seungo Jeon ,  Kwangho Kim ,  JunSeok Oh

IPC: H04R17/00 ,  H04R1/24 ,  H04R3/00 ,  H04R31/00 ,  H04R1/02

CPC classification number: H04R17/00 ,  H04R1/24 ,  H04R3/00 ,  H04R31/006 ,  H04R1/028 ,  H04R2499/15

Abstract: A vibration apparatus may include a vibration plate, a vibration generator at the vibration plate, and a connection member between the vibration plate and the vibration generator. The vibration generator may include a vibration structure. The connection member may include a first connection member between the vibration plate and the vibration structure and overlapping the vibration structure. The connection member may also include a second connection member surrounding the first connection member. A modulus of the first connection member may be greater than a modulus of the second connection member.

公开(公告)号：US20240236578A1

公开(公告)日：2024-07-11

申请号：US17914355

申请日：2022-07-20

Applicant: AAC Microtech (Changzhou) Co., Ltd.

Inventor： Zhang Ren ,  Qi Wang ,  Zhiwei Zhong

IPC: H04R9/02 ,  H04R1/24 ,  H04R7/18

CPC classification number: H04R9/025 ,  H04R1/24 ,  H04R7/18 ,  H04R2400/11

Abstract: Disclosed is a coaxial speaker which reduces a product height and a magnetic circuit system cost and includes a first sounding unit, a second sounding unit coaxial with and surrounded by the first sounding unit, and a magnetic circuit system including a bottom plate, a first magnetic unit and a second magnetic unit spaced apart from the first magnetic unit for forming a first magnetic gap for the first sounding unit. The second magnetic unit includes a second magnet in an annular shape, a second yoke in an annular shape attached to the second magnet, and a third magnet in an annular shape attached to the second yoke. The bottom plate is provided with a bending wall locating inside the second magnetic unit, the bending wall is spaced apart from the second magnetic unit for forming a second magnetic gap for the second sounding unit.

公开(公告)号：US12010481B2

公开(公告)日：2024-06-11

申请号：US17260896

申请日：2019-07-12

Applicant: BLUEPRINT ACOUSTICS PTY LTD

Inventor： Zeljko Velican

IPC: H04R1/28 ,  H04R1/24 ,  H04R3/14

CPC classification number: H04R1/2869 ,  H04R1/24 ,  H04R1/2849 ,  H04R3/14

Abstract: An acoustic filter suitable for an electro-acoustic transducer includes a relatively high frequency driver and a relatively low frequency driver situated on a common axis. The acoustic filter includes a baffle body having an outer side and an inner side, such that the outer side serves as a baffle for the high frequency driver. The inner side forms a first wall of a Helmholtz resonator including a chamber and a vent duct communicating with the chamber.