公开(公告)号：US20220232327A1

公开(公告)日：2022-07-21

申请号：US17625660

申请日：2019-08-13

Applicant: GOERTEK INC.

Inventor： Chunfa LIU ,  Fenglei ZU ,  Xinfeng YANG

IPC: H04R9/18 ,  H04R7/18 ,  H04R9/02

Abstract: Disclosed is a magnetic potential transducer, comprising a fixed component and a movable component. The fixed component comprises: at least one static magnetic field generating device, the static magnetic field generating device forms a static magnetic field on the magnetic potential transducer; and at least one alternating magnetic field generating device, the alternating magnetic field generating device generates an alternating magnetic field on the magnetic potential transducer, and the alternating magnetic field is orthogonal or partially orthogonal to the static magnetic field. The movable component comprises at least one movable device and at least one suspension device, the movable device is provided with a magnetic conductive material, the magnetic conductive material moves in the magnetic potential transducer; at least a part of the magnetic conductive material is provided in an area where the alternating magnetic field and the static magnetic field overlap; a magnetic field force generated by the interaction.

公开(公告)号：US20220197039A1

公开(公告)日：2022-06-23

申请号：US17606170

申请日：2019-12-31

Applicant: GOERTEK INC.

Inventor： Bin JIANG ,  Hongen REN ,  Xiaoyu CHI

IPC: G02B27/01 ,  G02B27/00 ,  G02B26/00 ,  G02B26/08

Abstract: An eye tracking system for a near-eye display device includes: a processor for outputting a video signal; a control analysis device for acquiring a multicolor image signal based on the video signal and a preset IR image signal, generating a color wheel control synchronization signal and a subfield display signal, generating an acquisition signal, and acquiring gaze point information based on an eye image; a color wheel device for rotating a color wheel in response to the color wheel control synchronization; a DMD display device for reflecting light form the color wheel into a lens in response to the subfield display signal to form an image and projecting the image onto an eye through an optical waveguide mirror; and an IR camera for acquiring the eye image in response to the acquisition signal.

公开(公告)号：US11368791B2

公开(公告)日：2022-06-21

申请号：US16080878

申请日：2016-07-15

Applicant: GOERTEK INC.

Inventor： Xiaodong Guo ,  Wenhai Wang

IPC: H04R7/04 ,  H04R9/02 ,  H04R9/06

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.

公开(公告)号：US11363384B2

公开(公告)日：2022-06-14

申请号：US16760816

申请日：2018-09-06

Applicant: Goertek, Inc.

Inventor： Maoqiang Dang ,  Guanxun Qiu ,  Mengjin Cai

IPC: H04R7/06

Abstract: The present disclosure discloses a sensitive diaphragm comprising a diaphragm body, an edge region of the diaphragm body being provided with a rim structure, wherein the rim structure is in a non-closed annular shape, a non-closed region is located at a part not closed by the rim structure, and the non-closed region are integral and continuous with parts of the diaphragm body adjacent to the rim structure. According to the sensitive diaphragm of the present disclosure, the annular rim structure is separated by the non-closed region.

公开(公告)号：US20220159384A1

公开(公告)日：2022-05-19

申请号：US17587238

申请日：2022-01-28

Applicant: GOERTEK INC.

Inventor： Zhilei Han ,  Huawei Liu

IPC: H04R9/06 ,  H04R9/02 ,  H04R9/04

Abstract: The present application provides a sound production device. The sounding device includes: an outer shell having two ends communicating with each other and comprising a first shell and a second shell, wherein the first shell and the second shell are distributed along a direction from one of the two ends to another of the two end and engaged with each other; a diaphragm integrally formed with the first shell; and a side magnetic conductive plate integrally formed with the second shell. The technical solution of the present application improves the reliability of connection between the side magnetic conductive plate and the shell.

公开(公告)号：US20220148605A1

公开(公告)日：2022-05-12

申请号：US17433127

申请日：2019-09-29

Applicant: GOERTEK INC.

Inventor： Xiaohong Zhang

IPC: G10L19/02 ,  G10L25/18 ,  G10L19/005

Abstract: The present disclosure provides a method, an apparatus and a device for processing a sound signal, wherein the method comprises: acquiring a transmitted signal spectrum of a target sound signal sent out by a loudspeaker and a received signal spectrum of the target sound signal received by a microphone; detecting whether there is a signal distortion frequency band with signal distortion in the target sound signal according to the transmitted signal spectrum and the received signal spectrum, and when detecting that the signal distortion frequency band exists, performing compression processing on the target sound signal according to the signal distortion frequency band during a current signal processing cycle, and transmitting a compressed target sound signal through the loudspeaker.

公开(公告)号：US20220142547A1

公开(公告)日：2022-05-12

申请号：US17594993

申请日：2019-12-27

Applicant: GOERTEK INC.

Inventor： Ziwei TONG ,  Xiao BAO

IPC: A61B5/318 ,  A61B5/0205 ,  A61B5/024 ,  A61B5/0245 ,  A61B5/00

Abstract: A method and an apparatus for switching an ECG measurement mode, a wearable device, and a computer-readable storage medium. The method includes: receiving two successive pieces of PPG data transmitted by an optical heart-rate sensor, where the PPG data is generated by a contact between a measurement electrode and a skin; calculating a difference between the two received pieces of the PPG data; and controlling switching among measurement modes based on the difference, where the measurement modes comprise an ECG wristband mode and an ECG chest-lead mode Manual switching of an ECG measurement mode is avoided with simple operations, high efficiency, and more intelligence.

公开(公告)号：US11317218B2

公开(公告)日：2022-04-26

申请号：US16975772

申请日：2018-12-25

Applicant: Goertek Inc.

Inventor： Guodong Zhao ,  Peijun Li ,  Yaqian Ji ,  Zhilei Han

IPC: H04R15/02 ,  H04R9/02 ,  H04R9/06 ,  H04R9/18

Abstract: A sound generator comprises a shell, a vibration system and a magnetic circuit system, wherein the shell sequentially accommodates and fixes the vibration system and the magnetic circuit system from top to bottom; the magnetic circuit system comprises a magnetic conductive yoke, and a central magnetic circuit portion and a side magnetic circuit portion that are mounted on an upper surface of the magnetic conductive yoke; a magnetic gap is formed between the central magnetic circuit portion and the side magnetic circuit portion; and at least one of the central magnetic circuit portion and the side magnetic circuit portion is provided with a permanent magnet; the magnetic circuit system is provided with a rear sound hole; a rear cavity in communication with the rear sound hole is provided directly below the magnetic circuit system.

公开(公告)号：US11317195B2

公开(公告)日：2022-04-26

申请号：US17058786

申请日：2018-12-29

Applicant: GOERTEK INC.

Inventor： Hongda Ma ,  Guangfu Liu ,  Shuzhi Zhou

IPC: H04R1/28 ,  H04R9/02 ,  H04R9/06 ,  H04R1/02

Abstract: Disclosed is a miniature speaker module. The module includes: a module housing and a speaker unit, wherein the speaker unit divides an inner space of the module housing into a front sound cavity and a rear sound cavity. The module housing includes a side wall and a bottom wall connected to the side wall, in which side wall being provided a sound outlet hole. The module housing further includes a supporting platform arranged in a cavity enclosed by the side wall and the bottom wall, and a partition wall connected to the supporting platform, wherein the partition wall and the bottom wall are parallel and oppositely arranged one above another. The speaker unit is mounted on the supporting platform. The speaker unit, the supporting platform and the partition wall constitute the front sound cavity, wherein the front sound cavity is in communication with the sound outlet hole.

公开(公告)号：US20220124429A1

公开(公告)日：2022-04-21

申请号：US17646785

申请日：2022-01-03

Applicant: GOERTEK INC

Inventor： Wenzhang RUO

IPC: H04R1/10

Abstract: Disclosed is a method of detecting an earphone state relative to an earphone case, one of the earphone and the earphone case provides a first touch sensor, and the other of the earphone and the earphone case provides a second touch sensor and a capacitor electrically connected to the second touch sensor, the method includes: acquiring a capacitance parameter of the first touch sensor, wherein the capacitance parameter comprises a capacitance value or a capacitance change; and determining the earphone state based on the capacitance parameter, where the state comprises: the earphone in the earphone case or the earphone out of the earphone case. An device and an earphone assembly are further disclosed.