Patents by Inventor Dijiang Tong

Dijiang Tong 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: 20240056738
    Abstract: A speaker includes: a frame, a vibration system fixed to the frame, including a diaphragm fixed to the frame and a voice coil driving the diaphragm to vibrate and emit sounds, and a magnetic circuit system fixed to the frame, wherein the diaphragm includes a dome and a suspension surrounding and connected with the dome, the dome includes a first metal dome with a through hole and a second dome covering the through hole, the first metal dome is located between the suspension and the second dome, and the first metal dome is fixedly connected with the suspension and the second dome. Compared with the related art, the speaker disclosed by the present disclosure has higher high frequency performance.
    Type: Application
    Filed: December 28, 2022
    Publication date: February 15, 2024
    Inventors: Dijiang Tong, Huanbin Liao, Yajian Zheng
  • Publication number: 20240056739
    Abstract: The present disclosure discloses a sound device comprising: a metal frame; a vibration system fixed to metal frame; a magnetic system fixed to metal frame driving the vibration system to vibrate; the magnetic system includes a lower clamp plate, a main magnet fixed to the side of the lower clamp plate near the vibration system, and a sub-magnet set around the main magnet and spaced apart from the main magnet to form a magnetic gap; the sound device also includes a location pin fixed to the lower clamp plate, the location pin is formed on the circumference of the lower clamp plate by injection molding, and the end of the location pin away from the lower clamp plate is attached to the metal frame to form a positioning of the metal frame. The present disclosure can make the lower clamp plate positioned with the metal frame through the location pin, thus avoiding the problem that the lower clamp plate cannot be positioned with the metal frame.
    Type: Application
    Filed: December 22, 2022
    Publication date: February 15, 2024
    Inventors: Dijiang Tong, Huanbin Liao, Yajian Zheng
  • Publication number: 20240056741
    Abstract: The present disclosure provides a sounding device, which includes a frame, a vibration system fixed on the frame and a magnetic circuit system for driving the vibration of the vibration system. The magnetic circuit system includes a magnet unit fixed on the frame and a magnetic yoke connected to the magnet unit. The sounding device also includes a plastic sealer to form multiple leak holes. The plastic sealer is opened to replace the existing breathable spacer. The sounding device of the present disclosure has smooth leakage, good acoustic performance and good user experience.
    Type: Application
    Filed: April 6, 2023
    Publication date: February 15, 2024
    Inventors: Dijiang Tong, Huanbin Liao, Yajian Zheng
  • Patent number: 11882422
    Abstract: The present application discloses a heat dissipation device. The heat dissipation device includes a heating element, a sounding device and a heat conductor. The speaker unit includes a diaphragm separating the accommodation space into a front cavity and a back cavity. The housing body is provided with first sound outlet holes communicating to the front cavity. Heat generated by the heating element is transferred outside along with an air flow in the front cavity. The heat dissipation device provided by the present application has the advantages of being good in heat dissipation effect and exquisite and compact in structure and capable of meeting the demand of miniaturization of the heat dissipation device.
    Type: Grant
    Filed: August 19, 2020
    Date of Patent: January 23, 2024
    Assignee: AAC Technologies Pte. Ltd.
    Inventors: Xingzhi Huang, Lin Liu, Dijiang Tong, Zhe Zhang, Jun Wu, Zhichen Chen, Zhaoyu Yin
  • Patent number: 11839059
    Abstract: The present invention provides a heat dissipation device having a speaker box, a heating element and a heat conductor. The speaker box includes a housing having sound outlet hole and a speaker unit housed in the housing. The speaker unit includes a diaphragm. The heat conductor includes a first heat conductor and a second heat conductor; the first heat conductor includes a heat conductive part, a heat conductive part, and an extensional heat conductive part. The second heat conductor is connected to the extensional heat conductive part at one end and to the heating element at the other end. The heat conductor of the present invention introduces the heat generated by the heating element into the front cavity and transfers the heat through the air in the front cavity to the outside of the sound outlet hole, with a high heat dissipation efficiency.
    Type: Grant
    Filed: August 13, 2020
    Date of Patent: December 5, 2023
    Assignee: AAC Technologies Pte. Ltd.
    Inventors: Xingzhi Huang, Lin Liu, Dijiang Tong, Zhe Zhang, Jun Wu, Zhichen Chen, Zhaoyu Yin
  • Patent number: 11540417
    Abstract: The invention provides a sounding device. The sounding device comprises a housing body with an accommodating space, a one-way inlet valve and a one-way outlet valve. A speaker unit partitions the accommodating space into a front cavity and a back cavity. The one-way inlet valve communicates the outside and the back cavity and is used for introducing air into the back cavity. The one-way outlet valve communicates the back cavity and the outside and is used for discharging the air in the back cavity outside. A first through hole communicating the outside and the back cavity is formed in the housing body. The invention also provides a mobile terminal. Compared with the related art, the sounding device and the mobile terminal of the invention have better reliability and better performance.
    Type: Grant
    Filed: August 18, 2020
    Date of Patent: December 27, 2022
    Assignee: AAC Technologies Pte. Ltd.
    Inventors: Xingzhi Huang, Lin Liu, Dijiang Tong, Zhe Zhang, Jun Wu, Zhichen Chen, Zhaoyu Yin
  • Patent number: 11483659
    Abstract: The present invention discloses a speaker device. The speaker device comprises a speaker box, a heat source, and a heat conducting member; the speaker box comprises a housing, a speaker, a sound-guiding channel, and a heat conducting plate; the speaker includes a diaphragm, the first receiving space is divided into a front sounding chamber and a back chamber, and the sound-guiding channel communicates the front sounding chamber with the outside and forms a front chamber together with the front sounding chamber; the housing having an opening penetrating therethrough, the opening communicates with the front chamber, and the heat conducting plate covers on the opening, an adjusting hole penetrates through the housing and communicates with the back chamber; an valve covers on the adjusting hole and a controller for outputting a control signal to control the valve to open or to close.
    Type: Grant
    Filed: August 19, 2020
    Date of Patent: October 25, 2022
    Assignee: AAC Technologies Pte. Ltd.
    Inventors: Shasha Xu, Yao Hui, Zhe Zhang, Dijiang Tong, Jun Wu
  • Patent number: 11405726
    Abstract: The present invention provides a sound device, which includes a housing and a sound unit with a diaphragm. The housing includes a cover plate and a bottom plate, the cover plate and the bottom plate are matched to form an accommodating cavity, and the sound unit is fixedly placed in the accommodating cavity. The bottom plate includes a main plate and a steel sheet embedded in the main plate, the main plate is provided with a first opening, the steel sheet is fixedly connected with the main plate and covers the first opening, and one side of the sound unit away from the diaphragm is welded and fixed with the steel sheet.
    Type: Grant
    Filed: December 5, 2019
    Date of Patent: August 2, 2022
    Assignee: AAC Technologies Pte. Ltd.
    Inventor: Dijiang Tong
  • Patent number: 11375301
    Abstract: The present application provides a speaker box device having a speaker box, a heating element and a heat conductor. The speaker box includes a housing body and a speaker unit provided with a diaphragm. The heat conductor includes a first end part connected to the heating element, a second end part and a connection part connecting the first end part to the second end part. Heat of the heating element is discharged by means of an air cooling effect, so that the heat dissipation efficiency of the speaker device is ensured.
    Type: Grant
    Filed: August 13, 2020
    Date of Patent: June 28, 2022
    Assignee: AAC Technologies Pte. Ltd.
    Inventors: Xingzhi Huang, Lin Liu, Dijiang Tong, Zhe Zhang, Jun Wu, Zhichen Chen, Zhaoyu Yin
  • Patent number: 11375302
    Abstract: The present application discloses a speaker device including a speaker box, a heating element and a heat conductor. The speaker box includes a front acoustic cavity and a back cavity. A housing includes a plastic member with a through hole and a metal clamping plate. The heat conductor includes a first end connecting with the heating element and a second end connecting with the extension part and a connection part. The heat conducted by the heat conductor is transferred by air flow in the front acoustic cavity to realize the heat dissipation of the heating element.
    Type: Grant
    Filed: August 16, 2020
    Date of Patent: June 28, 2022
    Assignee: AAC Technologies Pte. Ltd.
    Inventors: Xingzhi Huang, Lin Liu, Dijiang Tong, Zhe Zhang, Jun Wu, Zhichen Chen, Zhaoyu Yin
  • Patent number: 11368770
    Abstract: The present application discloses a speaker device including a speaker box, a heating element and a heat conductor. The speaker box comprises a housing and a speaker unit provided with a diaphragm arranged in the housing. The housing comprises a plastic member provided with a through hole and a metal clamping plate. The housing further comprises a sound outlet channel jointly forming a front cavity with a front acoustic cavity. Heat transferred by the heat conductor is conducted to the front cavity, and heat dissipation of the heating element is achieved by means of an air cooling effect formed by air flow in the front cavity.
    Type: Grant
    Filed: August 13, 2020
    Date of Patent: June 21, 2022
    Assignee: AAC Technologies Pte. Ltd.
    Inventors: Xingzhi Huang, Lin Liu, Dijiang Tong, Zhe Zhang, Jun Wu, Zhichen Chen, Zhaoyu Yin
  • Patent number: 11290793
    Abstract: The invention provides a sounding device having a housing body with a containment space, a sound outlet formed in the housing body, a speaker unit fitted in the housing body, an intake valve that communicates the outside with the front cavity and that is used for introducing air into the front cavity, and an unidirectional outlet valve that communicates the front cavity with the outside and discharges air in the front cavity to the outside through the sound outlet. The speaker unit separates the containment space into a front acoustic cavity and a back cavity, the sound outlet is communicated with the front acoustic cavity and forms a front cavity together. The invention also provides a mobile terminal. Compared with the related art, the sounding device and the mobile terminal of the invention have better reliability and better performance.
    Type: Grant
    Filed: August 13, 2020
    Date of Patent: March 29, 2022
    Assignee: AAC Technologies Pte. Ltd.
    Inventors: Xingzhi Huang, Lin Liu, Dijiang Tong, Zhe Zhang, Jun Wu, Zhichen Chen, Zhaoyu Yin
  • Patent number: 11159892
    Abstract: The invention relates to a sounding device having a first housing body with a first accommodation space, and a speaker box accommodated into the first housing body. The speaker box includes a second housing body with a second accommodation space, and a speaker unit accommodated in the second housing body. The speaker unit divides the second accommodation space into a front acoustic cavity. The sounding device further comprises a one-way intake valve. The speaker box, serving as a fan in a mobile terminal, pushes air circulation inside and outside the mobile terminal, thereby achieving a heat dissipation effect and facilitating internal cooling of the mobile terminal.
    Type: Grant
    Filed: August 18, 2020
    Date of Patent: October 26, 2021
    Assignee: AAC Technologies Pte. Ltd.
    Inventors: Xingzhi Huang, Lin Liu, Dijiang Tong, Zhe Zhang, Jun Wu, Zhichen Chen, Zhaoyu Yin
  • Publication number: 20210112342
    Abstract: The present invention discloses a speaker device. The speaker device comprises a speaker box, a heat source, and a heat conducting member; the speaker box comprises a housing, a speaker, a sound-guiding channel, and a heat conducting plate; the speaker includes a diaphragm, the first receiving space is divided into a front sounding chamber and a back chamber, and the sound-guiding channel communicates the front sounding chamber with the outside and forms a front chamber together with the front sounding chamber; the housing having an opening penetrating therethrough, the opening communicates with the front chamber, and the heat conducting plate covers on the opening, an adjusting hole penetrates through the housing and communicates with the back chamber; an valve covers on the adjusting hole and a controller for outputting a control signal to control the valve to open or to close.
    Type: Application
    Filed: August 19, 2020
    Publication date: April 15, 2021
    Inventors: Shasha Xu, Yao Hui, Zhe Zhang, Dijiang Tong, Jun Wu
  • Publication number: 20210051816
    Abstract: The invention provides a sounding device. The sounding device comprises a housing body with an accommodating space, a one-way inlet valve and a one-way outlet valve. A speaker unit partitions the accommodating space into a front cavity and a back cavity. The one-way inlet valve communicates the outside and the back cavity and is used for introducing air into the back cavity. The one-way outlet valve communicates the back cavity and the outside and is used for discharging the air in the back cavity outside. A first through hole communicating the outside and the back cavity is formed in the housing body. The invention also provides a mobile terminal. Compared with the related art, the sounding device and the mobile terminal of the invention have better reliability and better performance.
    Type: Application
    Filed: August 18, 2020
    Publication date: February 18, 2021
    Inventors: Xingzhi Huang, Lin Liu, Dijiang Tong, Zhe Zhang, Jun Wu, Zhichen Chen, Zhaoyu Yin
  • Publication number: 20210029425
    Abstract: The invention provides a sounding device having a housing body with a containment space, a sound outlet formed in the housing body, a speaker unit fitted in the housing body, an intake valve that communicates the outside with the front cavity and that is used for introducing air into the front cavity, and an unidirectional outlet valve that communicates the front cavity with the outside and discharges air in the front cavity to the outside through the sound outlet. The speaker unit separates the containment space into a front acoustic cavity and a back cavity, the sound outlet is communicated with the front acoustic cavity and forms a front cavity together. The invention also provides a mobile terminal. Compared with the related art, the sounding device and the mobile terminal of the invention have better reliability and better performance.
    Type: Application
    Filed: August 13, 2020
    Publication date: January 28, 2021
    Inventors: Xingzhi Huang, Lin Liu, Dijiang Tong, Zhe Zhang, Jun Wu, Zhichen Chen, Zhaoyu Yin
  • Publication number: 20210029457
    Abstract: The present application discloses a speaker box including a housing body with an accommodation space and a speaker unit accommodated in the accommodation space. The speaker unit includes a diaphragm separating the accommodation space into a front acoustic cavity and a back cavity. The speaker box further has a heat conductor disposed on the housing body. The heat conductor is used to conduct the heat generated by the heating element to the sound channel and the front acoustic cavity. The mobile terminal adopts the speaker box. Comparing with the related technology, the speaker box provided by the present application can sound and dissipate heat for the mobile terminal.
    Type: Application
    Filed: August 16, 2020
    Publication date: January 28, 2021
    Inventors: Xingzhi Huang, Lin Liu, Dijiang Tong, Zhe Zhang, Jun Wu, Zhichen Chen, Zhaoyu Yin
  • Publication number: 20210029460
    Abstract: The invention provides a speaker box having an upper cover, a lower cover and a speaker unit. The speaker unit includes a diaphragm engaging with the upper cover for forming a back cavity and a front acoustic cavity. The speaker box also includes a heat conductor conducting the heat generated by a heating part member into the speaker box. The heat conductor is used to conduct the heat generated by the heating part member to the sound channel and the front acoustic cavity. The present application further provides a mobile terminal. The speaker box provided by present application conducts the heat generated by the heating part member of the mobile terminal to outside.
    Type: Application
    Filed: August 18, 2020
    Publication date: January 28, 2021
    Inventors: Xingzhi Huang, Lin Liu, Dijiang Tong, Zhe Zhang, Jun Wu, Zhichen Chen, Zhaoyu Yin
  • Publication number: 20210029462
    Abstract: The present application discloses a heat dissipation device. The heat dissipation device includes a heating element, a sounding device and a heat conductor. The speaker unit includes a diaphragm separating the accommodation space into a front cavity and a back cavity. The housing body is provided with first sound outlet holes communicating to the front cavity. Heat generated by the heating element is transferred outside along with an air flow in the front cavity. The heat dissipation device provided by the present application has the advantages of being good in heat dissipation effect and exquisite and compact in structure and capable of meeting the demand of miniaturization of the heat dissipation device.
    Type: Application
    Filed: August 19, 2020
    Publication date: January 28, 2021
    Inventors: Xingzhi Huang, Lin Liu, Dijiang Tong, Zhe Zhang, Jun Wu, Zhichen Chen, Zhaoyu Yin
  • Publication number: 20210029458
    Abstract: The present application provides a speaker device having a speaker box, a heat source and a thermally conductive element. The speaker box includes a housing body with a first accommodation space, a speaker unit accommodated in the first accommodation space and a thermally conductive covering plate. The speaker unit comprises a diaphragm partitioning the first accommodation space into a front acoustic cavity and a back cavity, and a through opening. The thermally conductive element connects the speaker box with the heat source for providing improved heat radiation efficiency.
    Type: Application
    Filed: August 17, 2020
    Publication date: January 28, 2021
    Inventors: Xingzhi Huang, Lin Liu, Dijiang Tong, Zhe Zhang, Jun Wu, Zhichen Chen, Zhaoyu Yin