Patents by Inventor Xiaodong Guo

Xiaodong Guo has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20230021509
    Abstract: A polyisocyanurate and/or polyurethane (PIR/PUR) comprising material having improved Flame, Smoke and/or Toxicity (FST) retardancy is disclosed and a method for forming said PIR/PUR comprising material. The PIR/PUR material is comprising at least 0.2 wt % of compounds having a number average equivalent weight <160 g/mol and at least one non-polymerized ethylenically unsaturated moiety based on the total weight of the PIR/PUR comprising material, and optionally 0.01 wt % up to 1 wt % of one or more radical initiator compounds based on the total weight of the PIR/PUR comprising material.
    Type: Application
    Filed: December 22, 2020
    Publication date: January 26, 2023
    Applicant: Huntsman International LLC
    Inventors: Rene Alexander Klein, Nima Esmaeili, Nadja Kathrin Richter, Rajesh Kumar Gajendran, Xiaodong GUO, Thomas Julien Joncheray, Jan Vandenbroeck
  • Publication number: 20220386031
    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.
    Type: Application
    Filed: September 28, 2020
    Publication date: December 1, 2022
    Inventors: Xiaodong GUO, Yanyan HOU
  • Publication number: 20220345826
    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 ?m to 15 ?m, a sheet resistance of the conductive adhesive layer is 10 to 30 m?/mm2/mil. The conductive film has conductivity, it can be used as a sound generation diaphragm and a supporting diaphragm.
    Type: Application
    Filed: September 28, 2020
    Publication date: October 27, 2022
    Inventors: Xiaodong GUO, Chengfei ZHANG
  • Publication number: 20220329949
    Abstract: Disclosed is a sound production device including a housing and a vibration assembly, the vibration assembly including a voice coil being of a hollow columnar structure and a vibration diaphragm bonded to an end face of the voice coil; where the sound production device further includes a system stabilization component bonded to an end face of the voice coil or to a side wall of the voice coil; the system stabilization component is of a line-like structure formed by winding a metal wire, and includes a first connection part connected to the voice coil, a deformation part, and a second connection part connected to the housing.
    Type: Application
    Filed: December 24, 2019
    Publication date: October 13, 2022
    Applicant: Goertek, Inc.
    Inventor: Xiaodong Guo
  • Publication number: 20220286784
    Abstract: Disclosed is a sound production device including a housing and a vibration assembly, the vibration assembly comprising a vibration diaphragm and a voice coil combined to one side of the vibration diaphragm; wherein the sound production device further comprises a system stabilization component connected with the voice coil; the system stabilization component is of a line-like structure formed by winding a metal wire, and comprises a first connection part connected to the voice coil, a deformation part, and a second connection part connected to the housing. By adopting the sound production device of this structure, the voice coil will not be polarized under the condition of large displacement, and the system stabilization component having a novel structure does not hinder the free vibration of the voice coil either.
    Type: Application
    Filed: December 24, 2019
    Publication date: September 8, 2022
    Applicant: Goertek Inc.
    Inventor: Xiaodong Guo
  • Patent number: 11368791
    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.
    Type: Grant
    Filed: July 15, 2016
    Date of Patent: June 21, 2022
    Assignee: GOERTEK INC.
    Inventors: Xiaodong Guo, Wenhai Wang
  • Patent number: 11341907
    Abstract: There is provided an organic light-emitting diode drive circuit comprising a switch transistor (T1), a drive transistor (T2), a storage capacitor (C), and an organic light-emitting diode (OLED), wherein the switch transistor (T1) uses an inorganic semiconductor transistor, and the drive transistor (T2) uses an organic semiconductor transistor. A display screen adopting the drive circuit as a unit pixel has the property of uniform brightness. In addition, there is provided a method of fabricating the drive circuit and a display device using the drive circuit.
    Type: Grant
    Filed: June 2, 2016
    Date of Patent: May 24, 2022
    Assignee: CHANGCHUN FLEXIBLE DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Xiaodong Guo
  • Patent number: 11317215
    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.
    Type: Grant
    Filed: December 20, 2016
    Date of Patent: April 26, 2022
    Assignee: GOERTEK INC.
    Inventors: Xiaodong Guo, Guangtao Tian
  • Publication number: 20210289141
    Abstract: A control method for a photographing device mounted on a mobile platform, including: obtaining photographing information of the photographing device and monitoring information of a target object, that the target object is a photographing object of the photographing device; and in response to detecting a trigger event of identifying the target object, controlling a zoom operation of the photographing device according to the photographing information and the monitoring information, a size of the target object in an image acquired by the photographing device being controlled within a preset range according to the zoom operation.
    Type: Application
    Filed: May 29, 2021
    Publication date: September 16, 2021
    Inventors: Jie QIAN, Xiaodong GUO, Qifeng WU
  • Publication number: 20210274284
    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.
    Type: Application
    Filed: July 15, 2016
    Publication date: September 2, 2021
    Inventors: Xiaodong GUO, Wenhai WANG
  • Publication number: 20210094715
    Abstract: The present invention discloses a full-automatic production line for moxa-moxibustion strips, sequentially including a strip extruder, a sectioning device, a wrapping device, a cutting device, a base mounting device, and a discharging conveying device, where the sectioning device is disposed at the tail end of an extrusion tube of the strip extruder and is connected to rotating clamp plates A by a transfer conveying device, the rotating clamp plates A pass the wrapping device and are then connected to a rotating clamp plate B, the rotating clamp plate B passes the cutting device and is then connected to rotating clamp plates C, and the rotating clamp plates C sequentially pass the base mounting device and the discharging conveying device.
    Type: Application
    Filed: December 20, 2018
    Publication date: April 1, 2021
    Inventors: Tongyue WANG, Xiao LIAO, Long CHEN, Jian WANG, Zhaomei XU, Suqun CHAO, Zhong CHEN, Yuqing LIU, Jianxun XUE, Xiaodong GUO
  • Publication number: 20190281390
    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.
    Type: Application
    Filed: December 20, 2016
    Publication date: September 12, 2019
    Applicant: Goertek Inc.
    Inventors: Xiaodong GUO, Guangtao TIAN
  • Patent number: 10375462
    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.
    Type: Grant
    Filed: December 18, 2015
    Date of Patent: August 6, 2019
    Assignee: Goertek Inc.
    Inventors: Chunfa Liu, Xiaodong Guo
  • Publication number: 20190213954
    Abstract: There is provided an organic light-emitting diode drive circuit comprising a switch transistor (T1), a drive transistor (T2), a storage capacitor (C), and an organic light-emitting diode (OLED), wherein the switch transistor (T1) uses an inorganic semiconductor transistor, and the drive transistor (T2) uses an organic semiconductor transistor. A display screen adopting the drive circuit as a unit pixel has the property of uniform brightness. In addition, there is provided a method of fabricating the drive circuit and a display device using the drive circuit.
    Type: Application
    Filed: June 2, 2016
    Publication date: July 11, 2019
    Inventor: Xiaodong GUO
  • Patent number: 10299043
    Abstract: The present application discloses a method for reprocessing a vibrating diaphragm, a vibrating diaphragm and a telephone receiver. The method for reprocessing a vibrating diaphragm involves the use of a vibrating diaphragm that includes a plane portion located at a center, a corrugated rim portion disposed at an edge of the plane portion, and a fixing portion connected to a periphery of the corrugated rim portion to bond a housing. The method includes, but is not limited to performing surface sputtering on part of an area of the corrugated rim portion by using a magnetron sputtering technology.
    Type: Grant
    Filed: December 18, 2015
    Date of Patent: May 21, 2019
    Assignee: Goertek Inc.
    Inventors: Xiaodong Guo, Fenglei Zu
  • Patent number: 10284958
    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.
    Type: Grant
    Filed: December 18, 2015
    Date of Patent: May 7, 2019
    Assignee: GOERTEK INC.
    Inventors: Chunfa Liu, Xiaodong Guo
  • Patent number: 10251687
    Abstract: Disclosed are a device for fixing acetabular fractures involving the anterior/posterior column and acetabulum quadrilateral plate and a usage method thereof. The device includes an iliopectineal plate and an trapezoidal plate or a pubic plate. The iliopectineal plate and the pubic plate are integrally bent to match with a medial anatomic structure of an iliopectineal line and a superior pubic ramus. The shape of trapezoidal plate matches with the acetabular quadrilateral plate, the anterior column and the posterior column to fix the posterior column, an ischium and the acetabulum quadrilateral plate from inside to outside. The device is at the medial surface of the iliopectineal line, which fixes the fragments of the acetabulum quadrilateral plate in an opposite direction and fixes the acetabular fracture stably for improving the quality of reduction and fixation.
    Type: Grant
    Filed: July 27, 2017
    Date of Patent: April 9, 2019
    Inventor: Xiaodong Guo
  • Patent number: 10231071
    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.
    Type: Grant
    Filed: December 18, 2015
    Date of Patent: March 12, 2019
    Assignee: GOERTEK INC.
    Inventors: Xiaodong Guo, Wenhai Wang
  • Patent number: 10111008
    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.
    Type: Grant
    Filed: October 30, 2014
    Date of Patent: October 23, 2018
    Assignee: GOERTEK INC.
    Inventors: Xiaodong Guo, Chao Jiang
  • Publication number: 20180115822
    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.
    Type: Application
    Filed: November 18, 2015
    Publication date: April 26, 2018
    Inventors: Fenglei ZU, Xiaodong GUO