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公开(公告)号：US20240155294A1
公开(公告)日：2024-05-09
申请号：US17773167
申请日：2020-11-05
Applicant: Goertek Inc.
Inventor： JIANBIN YANG , Shousong Qiang , Chunfa Liu
Abstract: Disclosed are a sound-producing device and an electronic terminal. The sound-producing device comprises: a voice coil, the voice coil including a bobbin and a voice coil body wound outside the bobbin; the voice coil is configured to be able to be input an electrical signal; a first damper group and a second damper group, each of the first damper group and the second damper group comprising a first connecting part connected with the voice coil, a second connecting part fixed to the sound-producing device and an elastic part connected between the first connecting part and the second connecting part; the first damper group is configured to be in electrical communication with the voice coil to input the electrical signal to the voice coil; the first damper group and the second damper group are fixed to the voice coil in parallel at different heights.
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公开(公告)号：US11974112B2
公开(公告)日：2024-04-30
申请号：US17773228
申请日：2020-11-05
Applicant: Goertek Inc.
Inventor： Jianbin Yang , Shousong Qiang , Chunfa Liu
Abstract: Disclosed are a damper and a sound-producing device. The damper includes a first connecting part, a planar elastic part and a second connecting part. One side of the first connecting part is cooperatively connected to a voice coil; an end of the first connecting part is bent and extends toward the other side of the first connecting part to form the planar elastic part, the planar elastic part and the first connecting part being in the same plane; the second connecting part is connected to one end of the planar elastic part away from the first connecting part and is configured to be fixedly connected; the damper is of a line-like shape formed by winding of a metal wire, a Young's modulus of a wire rod of the metal wire is 0.7e11 pa to 3e11 pa, a mechanical stiffness Kms of a wire rod of the metal wire is 0.2 N/mm to 2 N/mm.
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公开(公告)号：US12160722B2
公开(公告)日：2024-12-03
申请号：US17999877
申请日：2020-11-07
Applicant: GOERTEK INC.
Inventor： Chunfa Liu , Jianbin Yang , Jianxin Wang , Shousong Qiang
Abstract: A sound generating apparatus and an electronic device, comprising: a voice coil assembly; a pad disposed on a surface of the voice coil assembly and also provided with a separation structure, and the separation structure separates the pad into a first conductive part and a second conductive part, the first conductive part and the second conductive part are electrically connected, and the voice coil assembly is electrically connected with the first conductive part; and a conductive elastic member connected with the second conductive part, and the conductive elastic member is used for centering support the voice coil assembly. The technical solution of the present disclosure is intended to ensure that the welding end of the conductive structure and the welding end of the voice coil are consistent in height on the welding surface, so as to ensure the sound generating effect of the sound generating apparatus.
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公开(公告)号：US11979731B2
公开(公告)日：2024-05-07
申请号：US17773441
申请日：2020-11-05
Applicant: GOERTEK INC.
Inventor： Jianbin Yang , Shousong Qiang , Chunfa Liu
CPC classification number: H04R9/06 , H04R9/043 , H04R2400/11
Abstract: Disclosed is a sound-producing device, including: a voice coil configured to be able to be input an electrical signal; and a damper including a first connecting part, a planar elastic part and a second connecting part. The first connecting part is configured to be connected to the voice coil; the second connecting part is configured to be fixed to the sound-producing device; the planar elastic part is formed by the first connecting part being bent and extending toward the second connecting part; the damper has a mechanical stiffness Kms of 0.2 N/mm to 2 N/mm; the sound-producing device has a resonance frequency F0 of 50 Hz to 300 Hz; the sound-producing device has a total harmonic distortion THD of less than 10% in a frequency range of 100 Hz to 300 Hz.
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公开(公告)号：US12149907B2
公开(公告)日：2024-11-19
申请号：US17773167
申请日：2020-11-05
Applicant: Goertek Inc.
Inventor： Jianbin Yang , Shousong Qiang , Chunfa Liu
Abstract: Disclosed are a sound-producing device and an electronic terminal. The sound-producing device comprises: a voice coil, the voice coil including a bobbin and a voice coil body wound outside the bobbin; the voice coil is configured to be able to be input an electrical signal; a first damper group and a second damper group, each of the first damper group and the second damper group comprising a first connecting part connected with the voice coil, a second connecting part fixed to the sound-producing device and an elastic part connected between the first connecting part and the second connecting part; the first damper group is configured to be in electrical communication with the voice coil to input the electrical signal to the voice coil; the first damper group and the second damper group are fixed to the voice coil in parallel at different heights.
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Patent Agency Ranking
公开(公告)号：US12081957B2
公开(公告)日：2024-09-03
申请号：US17773211
申请日：2020-11-05
Applicant: Goertek Inc.
Inventor： Jianbin Yang , Shousong Qiang , Chunfa Liu
Abstract: Disclosed are a sound-producing device and an electronic terminal. The sound-producing device comprises: a voice coil, the voice coil including a bobbin and a voice coil body wound outside the bobbin; the voice coil body is configured to be able to be input an electrical signal; a conductive member, the conductive member including a first connecting part connected with the voice coil, a second connecting part fixed to the sound-producing device, and an elastic part connected between the first connecting part and the second connecting part; the elastic part is in a planar structure, and is at least located in the same plane as the first connecting part; the conductive member is configured to input an electrical signal to the voice coil.
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公开(公告)号：US20240155295A1
公开(公告)日：2024-05-09
申请号：US17773352
申请日：2020-11-05
Applicant: Goertek Inc.
Inventor： Jianbin Yang , Shousong Qiang , Chunfa Liu
Abstract: Disclosed are a damper and a sound-producing device. The damper includes a first connecting part, a planar elastic part and a second connecting part. One side of the first connecting part is configured to cooperatively connect to a voice coil of the sound-producing device; an end of the first connecting part is bent and extends in an S shape toward the other side of the first connecting part to form the planar elastic part, the planar elastic part and the first connecting part being in the same plane; the second connecting part is connected to one end of the planar elastic part away from the first connecting part, and the second connecting part is configured to be fixedly connected in the sound-producing device; and the damper is a line-like structure formed by integral winding.
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公开(公告)号：US12149909B2
公开(公告)日：2024-11-19
申请号：US17773352
申请日：2020-11-05
Applicant: Goertek Inc.
Inventor： Jianbin Yang , Shousong Qiang , Chunfa Liu
Abstract: Disclosed are a damper and a sound-producing device. The damper includes a first connecting part, a planar elastic part and a second connecting part. One side of the first connecting part is configured to cooperatively connect to a voice coil of the sound-producing device; an end of the first connecting part is bent and extends in an S shape toward the other side of the first connecting part to form the planar elastic part, the planar elastic part and the first connecting part being in the same plane; the second connecting part is connected to one end of the planar elastic part away from the first connecting part, and the second connecting part is configured to be fixedly connected in the sound-producing device; and the damper is a line-like structure formed by integral winding.
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公开(公告)号：US20220394390A1
公开(公告)日：2022-12-08
申请号：US17773211
申请日：2020-11-05
Applicant: Goertek Inc.
Inventor： Jianbin Yang , Shousong Qiang , Chunfa Liu
Abstract: Disclosed are a sound-producing device and an electronic terminal. The sound-producing device comprises: a voice coil, the voice coil including a bobbin and a voice coil body wound outside the bobbin; the voice coil body is configured to be able to be input an electrical signal; a conductive member, the conductive member including a first connecting part connected with the voice coil, a second connecting part fixed to the sound-producing device, and an elastic part connected between the first connecting part and the second connecting part; the elastic part is in a planar structure, and is at least located in the same plane as the first connecting part; the conductive member is configured to input an electrical signal to the voice coil.
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公开(公告)号：US20220386034A1
公开(公告)日：2022-12-01
申请号：US17773441
申请日：2020-11-05
Applicant: GOERTEK INC.
Inventor： Jianbin Yang , Shousong Qiang , Chunfa Liu
Abstract: Disclosed is a sound-producing device, including: a voice coil configured to be able to be input an electrical signal; and a damper including a first connecting part, a planar elastic part and a second connecting part. The first connecting part is configured to be connected to the voice coil; the second connecting part is configured to be fixed to the sound-producing device; the planar elastic part is formed by the first connecting part being bent and extending toward the second connecting part; the damper has a mechanical stiffness Kms of 0.2 N/mm to 2 N/mm; the sound-producing device has a resonance frequency F0 of 50 Hz to 300 Hz; the sound-producing device has a total harmonic distortion THD of less than 10% in a frequency range of 100 Hz to 300 Hz.
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