公开(公告)号：US11178494B2

公开(公告)日：2021-11-16

申请号：US16961357

申请日：2018-12-24

Applicant: Goertek Inc.

Inventor： Guodong Zhao ,  Zedong Zheng ,  Peijun Li ,  Yaqian Ji

IPC: H04R9/06 ,  H04R9/02

Abstract: An embodiment of the present invention provides a sound generating device which comprises a housing, wherein a sound generating unit is mounted in the housing, a closed rear cavity is formed between the sound generating unit and the housing, and the sound generating unit is provided with a rear sound hole in communication with the rear cavity, wherein the sound generating unit comprises a magnetic circuit system, an expandable-capacity cavity being provided on the magnetic circuit system, and the expandable-capacity cavity acting as part of the rear cavity to increase a volume of the rear cavity.

公开(公告)号：US20210258695A1

公开(公告)日：2021-08-19

申请号：US17251886

申请日：2018-10-13

Applicant: GOERTEK INC.

Inventor： Ting Wang ,  Guodong Zhao ,  Jie Zhu ,  Chun Li ,  Chunfa Liu

IPC: H04R9/06 ,  H04R9/02 ,  H04R7/12 ,  B32B7/12 ,  B32B27/36

Abstract: The present disclosure provides a speaker, comprising a vibration system including a speaker diaphragm and a magnetic circuit system cooperating with the vibration system. The speaker diaphragm comprises a thermoplastic polyester elastomer membrane and has a vibration amplitude of 0.25-1 mm, and the speaker has F0 of 150-1500 Hz. The speaker has the characteristic of good listening effect.

公开(公告)号：US20200382875A1

公开(公告)日：2020-12-03

申请号：US16961463

申请日：2018-12-24

Applicant: Goertek Inc.

Inventor： Guodong Zhao ,  Zedong Zheng ,  Peijun Li ,  Yaqian Ji

IPC: H04R9/02 ,  H04R9/06

Abstract: A sound generator, which comprises: a housing, a vibration system and a magnetic circuit system. The vibration system and the magnetic circuit system are sequentially accommodated and fixed at a first end of the housing from top to bottom; the magnetic circuit system is provided with a rear sound hole; the housing comprises a first portion corresponding to the vibration system and the magnetic circuit system, and a second portion integrally extending downward from the first portion beyond a bottom surface of the magnetic circuit system; a second end portion of the housing is integrally provided with a housing bottom wall or separately mounted with a lower cover plate; and a rear cavity which is in communication with the rear sound hole is formed between the second portion of the housing, the bottom surface of the magnetic circuit system, and the housing bottom wall or the lower cover plate.

公开(公告)号：US10291997B2

公开(公告)日：2019-05-14

申请号：US15568126

申请日：2015-11-16

Applicant: GOERTEK INC.

Inventor： Xiaodong Cai ,  Guodong Zhao

IPC: H04R1/44 ,  H04R31/00 ,  H04R9/06 ,  H04R7/12 ,  H04R9/04

Abstract: Disclosed is a speaker device, comprising a vibration system, a magnetic circuit system, and an auxiliary system for accommodating and fixing the vibration system and the magnetic circuit system. The vibration system comprises a diaphragm, the auxiliary system comprises a front cover, a side of the front cover is provided a waterproof pad, said side being away from the vibration system. The diaphragm are bonded to the front cover and the waterproof pad by integrally injection molding. The speaker device of the present invention satisfies terminal waterproof requirements for IPX7 and above, and has a good waterproof effect. Besides, a production process of the waterproof speaker device is simplified, production efficiency is increased, production costs of the speaker device are decreased, and the reprocessed product yield of the speaker device is increased.

公开(公告)号：US09503822B2

公开(公告)日：2016-11-22

申请号：US14430881

申请日：2013-11-21

Applicant: GOERTEK INC.

Inventor： Guodong Zhao ,  Lianshan Ge ,  Xiaodong Cai

IPC: H04R3/00 ,  H04R19/02 ,  H04R9/06 ,  H04R9/04 ,  H04R1/02 ,  H04R19/00 ,  H04R1/06 ,  H04R7/04 ,  H04R7/18

CPC classification number: H04R19/02 ,  H04R1/02 ,  H04R1/06 ,  H04R7/04 ,  H04R7/18 ,  H04R9/046 ,  H04R9/06 ,  H04R19/005

Abstract: An electroacoustic transducer comprises a diaphragm body part and a voice coil combined to one side of the diaphragm body part, wherein the diaphragm body part comprises non-conductive base material layers and a conductive metal layer; the metal layer is interposed between any two neighboring layers of the base material layers, and is provided with first conductive terminals conductively combined with the voice coil; each of the base material layers between the metal layer and the voice coil is provided with open holes which are formed by removal of material to allow the passage of the first conductive terminals; the central part of the diaphragm body part is combined with a reinforcing layer; and the reinforcing layer is combined to one side of the diaphragm body part away from the voice coil, and covers the regions where the first conductive terminals are located.

Abstract translation: 一种电声换能器，包括一个组合在隔膜主体部分一侧的光阑主体部分和一个音圈，其中该光阑主体部分包括非导电基材层和一个导电金属层; 金属层插入在基材层的任意两个相邻层之间，并且设置有与音圈导电组合的第一导电端子; 金属层和音圈之间的每个基材层设置有通过移除材料形成的开孔，以允许第一导电端子通过; 隔膜主体部分的中心部分与加强层组合; 并且将加强层组合到隔膜体部分的远离音圈的一侧，并且覆盖第一导电端子所在的区域。