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公开(公告)号：US20220345826A1
公开(公告)日：2022-10-27
申请号：US17754271
申请日：2020-09-28
Applicant: GOERTEK INC.
Inventor： Xiaodong GUO , Chengfei ZHANG
Abstract: The present disclosure discloses a conductive film for a sound generation device and the sound generation device, the conductive film comprises a conductive layer and base material layers on two sides thereof the conductive layer comprises a first conductive layer on an inner side portion, a second conductive layer on an deformation portion and a third conductive layer on an outer side portion, two ends of the second conductive layer are respectively electrically connected to the first and third conductive layers, the first and third conductive layers are metal sheets, the second conductive layer is a conductive adhesive layer formed by coating or printing, a thickness of the conductive adhesive layer is 6 μm to 15 μm, a sheet resistance of the conductive adhesive layer is 10 to 30 mΩ/mm2/mil. The conductive film has conductivity, it can be used as a sound generation diaphragm and a supporting diaphragm.
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公开(公告)号：US20170238110A1
公开(公告)日：2017-08-17
申请号：US15504649
申请日：2015-12-18
Applicant: GOERTEK INC.
Inventor： Xiaodong GUO , Wenhai WANG
CPC classification number: H04R31/003 , B29C43/245 , B29C43/30 , B29C43/58 , B29K2105/0061 , B29L2031/38 , H04R7/06 , H04R7/10 , H04R7/18 , H04R2307/023 , H04R2307/025
Abstract: The present disclosure discloses a silica gel vibrating diaphragm and a method for fabricating the same. The method comprises: forming a composite material belt by using two layers of a base material and liquid silica gel in a calendering manner, wherein the liquid silica gel is between the two layers of the base material; wholly hot-press molding the composite material belt by a vibrating diaphragm die holder, a temperature of the hot-press molding being higher than a vulcanization temperature of the liquid silica gel; removing the two layers of the base material to obtain a whole sheet of silica gel vibrating diaphragm; and blanking the whole sheet of silica gel vibrating diaphragm that has been removed of the two layers of the base material to fabricate a required silica gel vibrating diaphragm. As compared with conventional solutions, the technical solution of the present disclosure has the advantages of simple molding manner, low cost, various styles of the vibrating diaphragm, and small thickness of the vibrating diaphragm.
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公开(公告)号：US20190281390A1
公开(公告)日：2019-09-12
申请号：US16319005
申请日：2016-12-20
Applicant: GOERTEK INC.
Inventor： Xiaodong GUO , Guangtao TIAN
Abstract: A speaker diaphragm and a molding method therefor are provided. The speaker diaphragm comprises: a lead wire; a lead wire enclosure portion, wherein the lead wire enclosure portion has a membrane part and support protrusions, the support protrusions are distributed on a surface of the membrane part, the thickness of the membrane part is larger than or equal to the diameter of the lead wire, the thickness of the overall lead wire enclosure portion is larger than the diameter of the lead wire, and a part of the lead wire is injection-molded in the lead wire enclosure portion; and a diaphragm layer, wherein the diaphragm layer is configured to form an overall structure of the speaker diaphragm, the thickness of the diaphragm layer is larger than or equal to the thickness of the overall lead wire enclosure portion, and the lead wire enclosure portion is injection-molded in the diaphragm layer.
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公开(公告)号：US20170257705A1
公开(公告)日：2017-09-07
申请号：US15507183
申请日：2014-10-30
Applicant: GOERTEK INC.
Inventor： Xiaodong GUO , Chao JIANG
CPC classification number: H04R9/046 , H04R1/00 , H04R1/025 , H04R1/06 , H04R3/00 , H04R9/06 , H04R9/10 , H04R25/402 , H04R25/554 , H04R25/604 , H04R25/65 , H04R2499/11
Abstract: The present invention relates to the technical field of electroacoustic products. Disclosed is a miniature speaker. The miniature speaker comprises an upper housing and a lower housing combined together. A vibration system and a magnetic circuit system are accommodated in the space defined by the upper housing and the lower housing. The upper housing is disposed close to the vibration system. The miniature speaker also comprises a hearing-aid voice coil. The hearing-aid voice coil is fixed to the upper housing and is located at the inner side of the upper housing. The miniature speaker of the present invention solves the problem of poor acoustics caused by collision of a lead wire of a vibrating voice coil with a hearing-aid voice coil of a miniature speaker in the prior art, and the miniature speaker of the present invention has good acoustic performance and a better hearing-aid effect.
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公开(公告)号：US20220386031A1
公开(公告)日：2022-12-01
申请号：US17754278
申请日：2020-09-28
Applicant: GOERTEK INC.
Inventor： Xiaodong GUO , Yanyan HOU
Abstract: The present disclosure discloses a conductive film for a sound generation device and the sound generation device, the conductive film comprises a conductive layer and base material layers provided at two sides thereof, conductive layer comprises a first conductive layer on an inner side portion, a second conductive layer on a deformation portion and a third conductive layer on an outer side portion, two ends of the second conductive layer are respectively electrically connected to the first and third conductive layers, the first, second and third conductive layers are connected to form at least one conductive path, each of the first and third conductive layers is made of a metal sheet, Young's modulus of the second conductive layer is smaller than the metal sheet. The conductive film has conductivity, it can be used as a sound generation diaphragm and a supporting diaphragm.
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Patent Agency Ranking
公开(公告)号：US20180035191A1
公开(公告)日：2018-02-01
申请号：US15552963
申请日：2015-12-18
Applicant: GOERTEK INC.
Inventor： Chunfa LIU , Xiaodong GUO
CPC classification number: H04R1/10 , H04R1/06 , H04R7/04 , H04R7/06 , H04R7/18 , H04R9/02 , H04R9/06 , H04R31/00 , H04R31/003 , H04R2231/001
Abstract: A silica gel diaphragm, a receiver module, and a method for processing a silica gel diaphragm. Two metal pieces are integrally injection-molded on the diaphragm, and symmetrically embedded into the diaphragm, and either end of each of the metal pieces is provided with first and second soldering portions; each of the first soldering portions is embedded into a planar portion of the diaphragm, and is used for soldering a winding tap of a voice coil on an inner side of the voice coil; each of the second soldering portions protrudes from or is embedded into the fixing portion of the diaphragm, and is used for soldering a bonding pad on a housing; and middle portions connecting the first soldering portions and the second soldering portions are embedded into the diaphragm to form an electrically conductive path. This technical solution increases the product stability.
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公开(公告)号：US20230224642A1
公开(公告)日：2023-07-13
申请号：US17996463
申请日：2020-12-05
Applicant: GOERTEK INC.
Inventor： Xiaodong GUO
Abstract: A loudspeaker and an earphone are disclosed. The loudspeaker comprises: a housing; and a vibration system and a magnetic circuit system that are accommodated in the housing. The vibration system comprises a diaphragm, a centering support piece and a vibrating voice coil. The centering support piece comprises a mounting part correspondingly connected with the central part of the diaphragm. The magnetic circuit system comprises a magneto-conduct yoke, a central magnetic circuit part and a side magnetic circuit part, and a coupling magnetic circuit part located above the central magnetic circuit part, and a magnetic gap accommodating the vibrating voice coil is formed between the central magnetic circuit part and the side magnetic circuit part. When the coupling voice coil is energized, upward and downward forces are generated by magnetic field coupling of the coupling voice coil and the coupling magnetic circuit part. The loudspeaker has good sound effect.
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8.发明申请公开(公告)号：US20210274284A1
公开(公告)日：2021-09-02
申请号：US16080878
申请日：2016-07-15
Applicant: GOERTEK INC.
Inventor： Xiaodong GUO , Wenhai WANG
Abstract: The present invention discloses a speaker vibration diaphragm. The speaker vibration diaphragm comprises: a vibration diaphragm body, and a graphene film used as a conductive layer and compounded to one side surface of the vibration diaphragm body. The present invention further discloses a method for manufacturing the speaker vibration diaphragm, and a moving-coil speaker provided with the speaker vibration diaphragm. The speaker vibration diaphragm of the present invention comprises a vibration diaphragm body and a graphene film compounded to one side surface of the vibration diaphragm body. The speaker vibration diaphragm has the advantages of good conductivity, and the like.
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公开(公告)号：US20180115822A1
公开(公告)日：2018-04-26
申请号：US15562857
申请日：2015-11-18
Applicant: GOERTEK INC.
Inventor： Fenglei ZU , Xiaodong GUO
CPC classification number: H04R1/2888 , H04R1/023 , H04R1/025 , H04R1/2811 , H04R7/127 , H04R9/025 , H04R31/00
Abstract: Disclosed is a sounder module, which comprises a housing for accommodating a vibration system and a magnetic circuit system. The housing is provided with a sound hole which is formed to deviate from the center position of the vibration system and is higher than the surface of the housing. The vibration system comprises a vibrating diaphragm. A dome is provided at one side of the vibrating diaphragm closer to the sound hole. A pressure regulating part is arranged on the dome. The pressure regulating part is higher than other positions of the dome and projects towards the sound hole. The sounder module in the present invention is capable of balancing asymmetrical sound field distribution of the front acoustic cavity, and locally increasing the sound pressure distribution on the surface of the vibrating diaphragm to balance it with other parts, effectively decreasing system polarization, and reducing harmonic distortion.
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10.发明申请公开(公告)号：US20180077495A1
公开(公告)日：2018-03-15
申请号：US15552051
申请日：2015-12-18
Applicant: GOERTEK INC.
Inventor： Chunfa LIU , Xiaodong GUO
Abstract: A silica gel diaphragm, a speaker module, and a method for reprocessing a silica gel diaphragm. Two symmetrical wire grooves are etched on a surface of the silica gel diaphragm by laser etching technique, an electrically conductive metal layer is deposited in each of the grooves, and either end of each of the metal layers includes a first and second soldering portions. Each of the first soldering portions is deposited on a planar portion of the silica gel diaphragm, and is used for soldering a winding tap of a voice coil on an inner side of the voice coil. Each of the second soldering portions is deposited on a fixing portion of the silica gel diaphragm, and is used for soldering a bonding pad on a housing. Middle portions connecting the first soldering portions and the second soldering portions are deposited in the diaphragm to form an electrically conductive path.
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