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公开(公告)号：US20190028804A1
公开(公告)日：2019-01-24
申请号：US16138721
申请日：2018-09-21
Applicant: Goertek Inc.
Inventor： Guodong Zhao , Pengcheng Ji , Xinfeng Yang
CPC classification number: H04R3/007 , H04R3/002 , H04R9/02 , H04R9/025 , H04R9/06 , H04R29/001 , H05K1/028 , H05K1/11 , H05K1/181 , H05K7/1427 , H05K2201/10083 , H05K2201/10151
Abstract: The present invention discloses a speaker system with a moving voice coil. A conductive material layer is disposed on a front cover of the speaker system and constitutes a fixed electrode plate. A vibrating component comprises a flexible circuit board secured to one side of a vibrating diaphragm. A metal layer is disposed in the middle of the flexible circuit board and constitutes a movable electrode plate. The fixed electrode plate is electrically connected to an external circuit by means of an external terminal disposed on a front cover solder pad. The flexible circuit board extends to the outside of the speaker system and is provided with a solder pad electrically connected to the external circuit. A capacitance monitoring chip is disposed in the speaker system and electrically connected to a capacitor.
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公开(公告)号：US20150256939A1
公开(公告)日：2015-09-10
申请号：US14430881
申请日：2013-11-21
Applicant: GOERTEK INC.
Inventor： Guodong Zhao , Lianshan Ge , Xiaodong Cai
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。
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公开(公告)号：US12126978B2
公开(公告)日：2024-10-22
申请号：US17905094
申请日：2020-12-05
Applicant: GOERTEK INC.
Inventor： Huawei Liu , Guodong Zhao , Jie Li
CPC classification number: H04R9/06 , H04R1/023 , H04R1/025 , H04R7/04 , H04R7/18 , H04R9/025 , H04R9/045 , H04R31/006
Abstract: The present disclosure discloses a sound generating device, which comprises: a magnetic conductive yoke; a housing extending along an edge of the magnetic conductive yoke and having an annular shape, wherein a leakage opening is formed in a gap between the housing and the magnetic conductive yoke; and a metal mesh covering the leakage opening, wherein a portion of the metal mesh corresponding to the leakage opening is provided with a plurality of air holes. The sound generating device of the present disclosure can reduce the defective rate of products.
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公开(公告)号：US11825285B2
公开(公告)日：2023-11-21
申请号：US17252493
申请日：2018-10-13
Applicant: GOERTEK INC.
Inventor： Ting Wang , Guodong Zhao , Jie Zhu , Chun Li , Chunfa Liu
CPC classification number: H04R7/125 , B32B7/12 , B32B27/08 , B32B27/36 , H04R9/025 , H04R9/06 , B32B2270/00 , B32B2274/00 , B32B2307/51 , B32B2307/54 , H04R7/18 , H04R2307/025
Abstract: The present disclosure provides a speaker diaphragm and a speaker. The speaker diaphragm comprises a thermoplastic polyester elastomer film layer (11), wherein a thermoplastic polyester elastomer is a copolymer composed of a polyester hard segment A and a polyether or aliphatic polyester soft segment B, and the thermoplastic polyester elastomer film layer has a glass transition temperature being less than or equal to 20° C., and a thermoplastic temperature being 50° C.-200° C. The use of the thermoplastic polyester elastomer film layer enables the speaker diaphragm to have a good flexibility, a high reliability, and a good durability, and improves the anti-destructive ability of the speaker.
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公开(公告)号：US11800287B2
公开(公告)日：2023-10-24
申请号：US17252580
申请日：2018-10-13
Applicant: GOERTEK INC.
Inventor： Ting Wang , Guodong Zhao , Jie Zhu , Chun Li , Chunfa Liu
CPC classification number: H04R7/10 , B32B7/12 , B32B27/08 , B32B27/36 , C09J7/255 , H04R9/025 , H04R9/06 , H04R31/003 , B32B2274/00 , B32B2457/00 , C09J2301/1242 , C09J2467/006 , H04R2307/025
Abstract: The present disclosure provides a speaker diaphragm and a speaker. The diaphragm includes two surface layers compounded together and at least one intermediate layer located between the two surface layers, wherein at least one of the surface layers is a thermoplastic polyester elastomer film layer, at least one of the intermediate layers is an adhesive layer, a thermoplastic polyester elastomer is a copolymer composed of a polyester hard segment A and a polyether or aliphatic polyester soft segment B, a thickness of the thermoplastic polyester elastomer film layer is 5-70 μm, and a thickness of the adhesive layer is 1-40 μm.
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Patent Agency Ranking
公开(公告)号：US11483660B2
公开(公告)日：2022-10-25
申请号：US17256343
申请日：2018-12-29
Applicant: GOERTEK INC.
Inventor： Xinglong Wang , Guodong Zhao , Lianshan Ge , Chunfa Liu
Abstract: The present invention discloses a sound production apparatus, comprising a first vibration system, a second vibration system and a magnetic circuit system, wherein the first vibration system comprises a first diaphragm and a voice coil arranged on a side, facing the magnetic circuit system, of the first diaphragm; the second vibration system comprises a second diaphragm arranged opposite to the first diaphragm, and a middle position of the second diaphragm is combined with a reinforcement portion; the reinforcement portion is provided with an extension portion extending along a direction close to the first diaphragm, and a position, corresponding to the extension portion, in the magnetic circuit system is provided with an avoidance portion; and the extension portion is capable of passing through the avoidance portion, and is fixed to the first diaphragm. The sound production apparatus of the present invention is configured with two sets of vibration systems but only adopts one set of a voice coil and magnetic circuit system, so as to realize a structure for synchronized bidirectional sound production, occupying a small volume, facilitating its wide application to portable terminals.
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公开(公告)号：US11457317B2
公开(公告)日：2022-09-27
申请号：US17252597
申请日：2018-10-13
Applicant: GOERTEK INC.
Inventor： Ting Wang , Guodong Zhao , Jie Zhu , Chun Li , Chunfa Liu
Abstract: A speaker is disclosed, which comprises a vibration system and a magnetic circuit system cooperating with the vibration system. The vibration system includes a speaker diaphragm, the speaker diaphragm comprises two surface layers compounded together and at least one intermediate layer positioned between the two surface layers, at least one of the surface layers is a thermoplastic polyester elastomer film layer, the at least one intermediate layer is an adhesive layer, the speaker diaphragm has Young's modulus of 5-700 MPa and an amplitude of 0.25 mm-1 mm, and the speaker has F0 of 150-1500 Hz. The speaker has a good sounding effect.
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公开(公告)号：US20220279279A1
公开(公告)日：2022-09-01
申请号：US17636767
申请日：2019-12-26
Applicant: Goertek Inc.
Inventor： Guodong Zhao , Chaofeng He
Abstract: Disclosed are a conductive film for a sound producing apparatus, and a sound producing apparatus. The conductive film includes a conductive layer and substrate layers bonded to two surfaces of the conductive layer, the substrate layers comprising two first substrate layers directly bonded to the conductive layer, the first substrate layers being made of a thermoplastic elastomer, and the first substrate layers are connected with the conductive layer by means of hot pressing.
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公开(公告)号：US11317211B2
公开(公告)日：2022-04-26
申请号：US17252537
申请日：2018-10-13
Applicant: GOERTEK INC.
Inventor： Ting Wang , Guodong Zhao , Jie Zhu , Chun Li , Chunfa Liu
Abstract: The present disclosure provides a speaker diaphragm and a speaker. The diaphragm includes two surface layers compounded together and at least one intermediate layer located between the two surface layers, at least one of the surface layers being a thermoplastic polyester elastomer film layer (11), at least one intermediate layers being an adhesive layer (12), wherein the plastic polyester elastomer is a copolymer composed of a hard segment A of polyester and a soft segment B of polyether or aliphatic polyester, and the hard segment A of polyester has a mass percentage of 10-95%. The speaker diaphragm accommodates an excellent rigidity, a good damping performance and resilience and so on.
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公开(公告)号：US11223905B2
公开(公告)日：2022-01-11
申请号：US16975254
申请日：2018-12-25
Applicant: Goertek Inc.
Inventor： Guodong Zhao , Peijun Li , Yaqian Ji , Zhilei Han
Abstract: A sound generator comprises a shell, a vibration system and a magnetic circuit system sequentially accommodated and fixed at a first end of the shell from top to bottom; the magnetic circuit system is provided with a rear sound hole; the shell 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 shell is integrally provided with a shell bottom wall or separately mounted with a lower cover plate; and a rear cavity in communication with the rear sound hole is formed.
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