公开(公告)号：US11956761B2

公开(公告)日：2024-04-09

申请号：US17355230

申请日：2021-06-23

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Ying Zhang ,  Kai Zhao

IPC: H04W72/04 ,  H04W4/80 ,  H04W88/16

CPC classification number: H04W72/04 ,  H04W4/80 ,  H04W88/16

Abstract: A method for assigning channels based on an Internet of Things (IoT) system includes: assigning a first channel to a first gateway, wherein the first gateway is any one of a plurality of gateways; sending a broadcast instruction to the first gateway, wherein the broadcast instruction is configured to instruct the first gateway to send broadcast information on the first channel; acquiring a set of first monitoring information, wherein the set of first monitoring information includes at least one piece of first monitoring information, which includes the broadcast information monitored on the first channel, and the first monitoring information comes from neighboring gateways of the first gateway; determining, based on the set of first monitoring information, a second gateway from the neighboring gateways of the first gateway; and assigning a second channel different from the first channel to the second gateway.

公开(公告)号：US11295472B2

公开(公告)日：2022-04-05

申请号：US16641359

申请日：2019-05-17

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Yue Li ,  Tong Liu ,  Jingtao Xu ,  Kai Zhao

IPC: G06T7/73 ,  G06K9/46 ,  G06K9/62 ,  G06T3/40

Abstract: A positioning method, a positioning device, a positioning system, a storage medium, and a construction method for an offline map database. The positioning method includes: obtaining a current image information, and extracting a visual feature in the current image information; matching the visual feature in the current image information with a key frame in an offline map database, and determining a candidate key frame similar to the visual feature in the current image information, wherein the offline map database is generated based on a global grid map and a visual map; and determining a pose corresponding to the candidate key frame, and converting the pose to coordinate values.

公开(公告)号：US11252310B2

公开(公告)日：2022-02-15

申请号：US15743338

申请日：2017-07-18

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Ying Zhang ,  Xitong Ma ,  Yifei Zhang ,  Kai Zhao ,  Yu Gu ,  Hongli Ding

IPC: G02B7/10 ,  H04N5/225

Abstract: A camera module, an electronic device and a photographing method are disclosed, which relates to the field of camera devices, in order to mitigate or alleviate the problem of an excessively small view angle for the existing camera module. The camera module includes a fixing member, a photographing unit connected with the fixing member via a connection shaft, a driving component including a first magnetic member and a first conductive member. Either of the first magnetic member and the first conductive member is fixed to the photographing unit, the other is fixed to the fixing member. The first conductive member is arranged to be located in a magnetic field of the first magnetic member so as to generate, when the first conductive member is energized, a driving force capable of driving the photographing unit to rotate around the connection shaft in the magnetic field of the first magnetic member.

公开(公告)号：US10947095B2

公开(公告)日：2021-03-16

申请号：US16081822

申请日：2018-02-27

Applicant: BOE Technology Group Co., Ltd.

Inventor： Ying Zhang ,  Yifei Zhang ,  Kai Zhao

IPC: B66F3/44 ,  B25J5/00 ,  B25J19/02

Abstract: The embodiments of the disclosure provide a robot and a splicing method thereof, and a robot splicing system. The robot includes at least two sub-robots, each of the sub-robots including a body, a mobile member located at the bottom of the body, at least one first connecting mechanism and at least one second connecting mechanism located on different sides of the body, the first connecting mechanism of at least one of the sub-robots being configured such that it may be in a fit connection with the second connecting mechanism of at least one other sub-robot, and the second connecting mechanism being configured such that it may be in a fit connection with the first connecting mechanism of at least one other sub-robot.

公开(公告)号：US10909888B2

公开(公告)日：2021-02-02

申请号：US16395573

申请日：2019-04-26

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Hongtao Guan ,  Kai Zhao ,  Tailiang Li

IPC: G05B19/00 ,  G09F3/20 ,  H04W4/35 ,  G06K19/077

Abstract: An electronic price tag, an electronic price tag system, and a method of updating an electronic price tag. The electronic price tag includes a reed switch sensor and a processor. The reed switch sensor is configured to sense a magnetic field adjacent to the electronic price tag to generate an output signal. The processor is configured to: receive the output signal of the reed switch sensor, convert the output signal into information indicating whether the electronic price tag is normal, and send the information indicating whether the electronic price tag is normal.

公开(公告)号：US10463561B2

公开(公告)日：2019-11-05

申请号：US15326590

申请日：2016-07-20

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Ying Zhang ,  Zhongcheng Gui ,  Yifei Zhang ,  Kai Zhao ,  Yu Gu ,  Hongli Ding

IPC: A61H1/02 ,  A61H3/00 ,  A61B5/107 ,  A61B5/11 ,  A61B5/00

Abstract: The wearable device provided by embodiments of the present disclosure is used for enhancing physical fitness, and includes a first connection member, a second connection member, a first joint member, a second joint member, a first fixing structure, a second fixing structure, a third fixing structure, a first sensor and a first controller. According to embodiments of the present disclosure, motion control may be implemented by obtaining a motion state parameter of an arm of the user and controlling, according to the motion statement parameter, the first connection member and the second connection member to act, so that the user may adjust his walking speed and stride naturally and conveniently.

公开(公告)号：US10289148B2

公开(公告)日：2019-05-14

申请号：US15574960

申请日：2017-05-04

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Kai Zhao ,  Yu Gu ,  Ying Zhang ,  Hongli Ding ,  Yifei Zhang

IPC: G05G1/00 ,  G05G5/02 ,  A61G5/10 ,  G05G9/047 ,  G06F3/00 ,  A61B5/11 ,  G05B19/042

Abstract: An operating device and an operating method are disclosed. The operating device includes a processing assembly and a control assembly. The control assembly includes a control body, an auxiliary unit and a collecting unit. The auxiliary unit is arranged on the control body, a limb of a user is put on said auxiliary unit, and the collecting unit is arranged on the limb of the user. The collecting unit is configured to collect trembling signals indicating limb trembling of the user, and transmit the trembling signals to the processing assembly. The processing assembly is configured to generate driving signals according to the trembling signals and transmit the driving signals to the auxiliary unit. The auxiliary unit is configured to keep a motion state of said auxiliary unit to be the same as a limb trembling state of the user according to said driving signals.

公开(公告)号：US10244916B2

公开(公告)日：2019-04-02

申请号：US15527483

申请日：2016-11-14

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Yu Gu ,  Kai Zhao ,  Yifei Zhang ,  Hongli Ding ,  Ying Zhang

IPC: B25J9/16 ,  A47L11/40 ,  A47L11/24 ,  B25J13/08 ,  G05D1/00 ,  G05D1/02

Abstract: The present application discloses a cleaning robot including a primary robot having a first controller configured to control a plurality of first sensors, a first communication module, a first moving apparatus, and a first cleaning assembly; and at least one secondary robot having a second controller configured to control a plurality of second sensors, a second communication module, a second moving apparatus, and a second cleaning assembly.

公开(公告)号：US10137329B2

公开(公告)日：2018-11-27

申请号：US15537700

申请日：2016-05-30

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Yu Gu ,  Hongli Ding ,  Kai Zhao ,  Ying Zhang ,  Yifei Zhang

IPC: A63B24/00 ,  A61B5/02 ,  G06F19/00

Abstract: The present disclosure provides a smart walking recommendation apparatus and a corresponding method, the apparatus includes an information obtaining module configured to obtain destination information and appointed arrival time information, a positioning module configured to obtain a start position of a user, a central processing module configured to calculate a distance from the start position to a destination based on the start position and the destination information, and determine whether to recommended walking based on the distance from the start position to the destination, an empirical speed, and the appointed arrival time information, and an output module configured output a walking recommendation to the user in response to determining to recommend walking.

公开(公告)号：US12238077B2

公开(公告)日：2025-02-25

申请号：US17506543

申请日：2021-10-20

Applicant: BOE Technology Group Co., Ltd.

Inventor： Yi Bian ,  Kai Zhao ,  Xianzhen Li

IPC: H04L9/14 ,  H04L9/08 ,  H04L9/40

Abstract: The present disclosure provides a communication method, an Internet of Things (IoT) terminal, a gateway device and an IoT system. A timestamp and a mask are used for operation, and a key is searched from a key table based on an operation result, such that the key can be dynamically generated based on changes of the timestamp without human intervention. Thus, the security of the IoT system is effectively improved without significantly increasing the computational consumption.