公开(公告)号：US20220317695A1

公开(公告)日：2022-10-06

申请号：US17309922

申请日：2020-09-10

Applicant: GOERTEK INC.

Inventor： Xueqiang WANG ,  Yifan ZHANG ,  Libing ZOU ,  Fuqiang ZHANG

IPC: G05D1/02 ,  G05D1/00 ,  G06N3/04 ,  G06N3/08 ,  G06N7/00

Abstract: A multi-AGV motion planning method, device and system are disclosed. The method of the present disclosure comprises: establishing an object model through reinforcement learning; building a neural network model based on the object model, performing environment settings including AGV group deployment, and using the object model of the AGV in a set environment to train the neural network model until a stable neural network model is obtained; setting an action constraint rule; and after the motion planning is started, inputting the state of current AGV, states of other AGVs and permitted actions in a current environment into the neural network model after trained, obtaining the evaluation indexes of a motion planning result output by the neural network model, obtaining an action to be executed of the current AGV according to the evaluation indexes, and performing validity judgment on the action to be executed using the action constraint rule.

公开(公告)号：US20220307859A1

公开(公告)日：2022-09-29

申请号：US17309926

申请日：2020-11-06

Applicant: GOERTEK INC.

Inventor： Libing ZOU ,  Yifan ZHANG ,  Fuqiang ZHANG ,  Baoming LI

IPC: G01C21/00 ,  G01C21/32

Abstract: The present application discloses a method and device for updating a map. The method for updating a map according to the present embodiment includes: in a process of movement of a robot, when it is detected that an actual environment is different from an environment that is indicated by a global map that has already been established, starting up map updating, and establishing an initial local map; determining a locating point according to acquired sensor data and the global map, and optimizing the initial local map according to the locating point, to obtain an optimized local map; and covering a corresponding area of the global map by using the optimized local map, to complete updating of the global map. The embodiments of the present application improve the locating accuracy, ensure the speed and efficiency of the map updating, and save time.

公开(公告)号：US20220299770A1

公开(公告)日：2022-09-22

申请号：US17618086

申请日：2020-02-21

Applicant: University of Central Florida Research Foundation, Inc. ,  Goertek Inc.

Inventor： Tao Zhan ,  Jianghao Xiong ,  Guanjun Tan ,  Yun-Han Lee ,  Shin-Tson Wu ,  Sheng Liu ,  Jilin Yang

IPC: G02B27/01 ,  G02B27/28

Abstract: A display device and an electronic apparatus are disclosed. The display device comprises: an image-display component, which generates an image light output, wherein at least one pixel light of the image light output has light polarization components of at least two polarization states or has a polarization light component of a polarization state and a non-polarization light component; and a polarization dependent image offset component, which receives the image light output coming from the image display component and deflects the polarization light components based on the polarization states to separate each of the at least one pixel light into at least two pixel lights, or deflects the polarization light component from the non-polarization light component to separate each of the at least one pixel light into at least two pixel lights.

公开(公告)号：US11445285B2

公开(公告)日：2022-09-13

申请号：US17302280

申请日：2021-04-29

Applicant: GOERTEK INC.

Inventor： Jifu Zhao

IPC: H04R1/10

Abstract: An interactive control method and device of an earphone case, and an earphone case are disclosed. The earphone case includes a first accommodating cavity and a second accommodating cavity. The method includes: acquiring taking-out sequential order information or putting-in sequential order information of a first earphone and/or a second earphone with respect to the first accommodating cavity and/or the second accommodating cavity; determining a corresponding functional instruction of a mobile terminal or a corresponding functional instruction of an earphone according to a preset correspondence between the taking-out sequential order information or the putting-in sequential order information and functional instructions of the mobile terminal or functional instructions of the earphone; and sending the functional instruction of the mobile terminal to the mobile terminal or to the earphone.

公开(公告)号：US20220286784A1

公开(公告)日：2022-09-08

申请号：US17631539

申请日：2019-12-24

Applicant: Goertek Inc.

Inventor： Xiaodong Guo

IPC: H04R9/06 ,  H04R7/16 ,  H04R7/12 ,  H04R9/04 ,  H04R31/00

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.

公开(公告)号：US11438029B2

公开(公告)日：2022-09-06

申请号：US17279229

申请日：2018-12-27

Applicant: GOERTEK INC.

Inventor： Senxiang Meng ,  Zhiwei Wang ,  Ke Dong

IPC: H04B5/00 ,  H04M1/10 ,  H04M1/725

Abstract: A screen delivery method, a vehicle bracket and a storage medium are provided. In the method, at least one mobile terminal around the vehicle bracket is detected; a target mobile terminal is determined from the at least one mobile terminal based on a change in intensity of a magnetic field between the at least one mobile terminal and the vehicle bracket; and screen delivery is performed between the vehicle bracket and the target mobile terminal based on a communicational connection between the vehicle bracket and the target mobile terminal in a case that it is determined that the target mobile terminal is fixed on the vehicle bracket. Therefore, with the method, the user's different application requirements for the vehicle bracket are met, and the user experience is improved.

公开(公告)号：US20220279269A1

公开(公告)日：2022-09-01

申请号：US17635238

申请日：2019-12-26

Applicant: Goertek Inc.

Inventor： Tongyan Xu ,  Chengxiang Zhai

IPC: H04R1/10 ,  G02C11/00 ,  H04R1/40

Abstract: Disclosed is a smart head-mounted device. The smart head-mounted device comprises a lens and an arm connected to the lens, the same arm being provided with a sound production unit including a first sound production apparatus and a second production apparatus. The first sound production apparatus and a second production apparatus radiate sound waves outward through their respective sound outlets, have opposite phases during operation, and are apart from the same ear hole of a wearer by different distances.

公开(公告)号：US20220272439A1

公开(公告)日：2022-08-25

申请号：US17627331

申请日：2019-12-27

Applicant: Goertek Inc.

Inventor： Binghua Zheng ,  Zhiyong Dong

IPC: H04R1/28 ,  H04R9/06 ,  H04R9/02 ,  H04R7/26

Abstract: Disclosed is an ultra-thin speaker comprising: a housing; and a magnetic circuit system therein; a vibration system comprising a cone assembly and a voice coil, the cone assembly having a taper ≤25°, a peripheral edge thereof connected to the housing, and a middle part thereof having a through hole, the voice coil is fixedly connected at an edge of the through hole, the voice coil surrounds and is suspended around the magnetic circuit system, being able to vibrate by an action of the magnetic field generated by the system when a sound signal is introduced; and a dust cap assembly comprising a dust cap body, a central region of the dust cap body is fixedly connected to the system, and an edge region of the dust cap body is connected to the cone assembly and is able to expand and contract along with the vibration of the cone assembly.

公开(公告)号：US11425504B2

公开(公告)日：2022-08-23

申请号：US17289811

申请日：2018-12-20

Applicant: Goertek Inc.

Inventor： Qingyi Zhang ,  Yuesheng Ma ,  Yingjun Lun

IPC: H04R9/02 ,  H04R1/34 ,  H04R1/22 ,  H04R1/40 ,  H04R1/38

Abstract: Disclosed are an acoustic module and an electronic product. The acoustic module comprises: a module housing, comprising an upper housing and a lower housing, wherein the upper housing of the module has a side wall and a top wall, the side wall has a through hole thereon, a distance between an upper edge of the through hole and the top wall is greater than or equal to one half of an overall height of the side wall, and the upper housing is capable of being fastened onto the lower housing; a fixing member; and a microphone; wherein the fixing member is fastened and fixed in the upper housing, the fixing member is configured to fix the microphone on an inner surface of the top wall, and the fixing member has a sound channel formed therein through which the microphone and the through hole are connected and are in communication.

公开(公告)号：US11415410B2

公开(公告)日：2022-08-16

申请号：US16652361

申请日：2018-09-06

Applicant: GOERTEK INC.

Inventor： Nanjing Dong ,  Debo Sun

IPC: G01B11/27 ,  G02B7/00 ,  G01M11/02

Abstract: Provided are a method and an apparatus of optical module assembly, where the method includes: when an optical module to be aligned images, controlling an alignment mechanism clamping a lens to be assembled to move in a set direction by a set movement step; when the alignment mechanism moves each time, collecting, by an image acquisition device, light spots imaged by the optical module to be aligned sequentially, and selecting a light spot with a minimum size from the collected light spots; determining an optimal position of the alignment mechanism according to at least two light spots before the light spot with the minimum size and at least two light spots thereafter; and controlling the alignment mechanism to move to the optimal position to align the lens to be assembled.