QUEUING SERVICE METHOD AND DEVICE AND STORAGE MEDIUM

    公开(公告)号:US20200167709A1

    公开(公告)日:2020-05-28

    申请号:US16524616

    申请日:2019-07-29

    Inventor: Baoyu Shi

    Abstract: The present application proposes a queuing service method and device and a storage medium. The method includes: acquiring a first service number and a target service department of a target service object; acquiring information of each service personnel and a second service number of a service object who is being served in the target service department; determining a service waiting duration of the target service object according to the information of each service personnel, the first service number, and the second service number; and providing the service waiting duration to the target service object.

    Positioning method and apparatus of target node in wireless ad hoc network, electronic device, and medium

    公开(公告)号:US11503435B2

    公开(公告)日:2022-11-15

    申请号:US17271530

    申请日:2020-05-13

    Inventor: Baoyu Shi

    Abstract: The present disclosure provides a positioning method of a target node in a wireless ad hoc network, including: performing an initial positioning to obtain a first positioning result for the target node; determining, based on the first positioning result and a second positioning result for an other node in the wireless ad hoc network, whether a positioning error exists in the first positioning result or not, wherein the second positioning result at least contains an accurate second positioning result; and calculating a third positioning result for the target node based on the accurate second positioning result, in response to determining a positioning error exists in the first positioning result. The present disclosure further provides a positioning apparatus of a target node in a wireless ad hoc network, an electronic device, and a storage medium.

    Communication system, gateway, terminal and communication method based on LoRa technology

    公开(公告)号:US11071061B2

    公开(公告)日:2021-07-20

    申请号:US16922111

    申请日:2020-07-07

    Abstract: A communication system, gateway, terminal, and communication method based on LoRa technology are provided. The system includes: a gateway configured to transmit an LoRa data packet containing a preamble, wherein duration of the transmission of the preamble is n1; and a terminal configured to perform channel activity detection one time for a duration of q1 each time after sleeping for a duration of p1, continue to sleep for the duration of p1 in response to the preamble not being detected, or receive and process the data packet and then continue to sleep for the duration of p1 in response to the preamble being detected, wherein p1>q1, and p1+q1 is less than or equal to n1.

    Method, device and system for sending virtual card, and readable storage medium

    公开(公告)号:US11917320B2

    公开(公告)日:2024-02-27

    申请号:US17437107

    申请日:2020-11-23

    CPC classification number: H04N5/272 G06V40/172 G10L17/06

    Abstract: Disclosed are a method, device and system for sending a virtual card and a readable storage medium, which are configured to receive at least one audio-video stream data of a plurality of participant terminals in communication connection with a server side; determine target audio-video stream data corresponding to at least one speaker from the at least one audio-video stream data; obtain biological characteristic information for identifying the at least one speaker from the target audio-video stream data, the biological characteristic information includes face characteristic information and/or voiceprint characteristic information; generate a virtual card according to the biological characteristic information; overlay the virtual card to the target audio-video stream data, and synthesize the target audio-video stream data with other audio-video stream data in response to there being a plurality of audio-video stream data into a to-be-sent audio-video stream data; send the to-be-sent audio-video stream data to the participant terminals.

    POSITIONING METHOD AND APPARATUS OF TARGET NODE IN WIRELESS AD HOC NETWORK, ELECTRONIC DEVICE, AND MEDIUM

    公开(公告)号:US20210258735A1

    公开(公告)日:2021-08-19

    申请号:US17271530

    申请日:2020-05-13

    Inventor: Baoyu Shi

    Abstract: The present disclosure provides a positioning method of a target node in a wireless ad hoc network, including: performing an initial positioning to obtain a first positioning result for the target node; determining, based on the first positioning result and a second positioning result for an other node in the wireless ad hoc network, whether a positioning error exists in the first positioning result or not, wherein the second positioning result at least contains an accurate second positioning result; and calculating a third positioning result for the target node based on the accurate second positioning result, in response to determining a positioning error exists in the first positioning result. The present disclosure further provides a positioning apparatus of a target node in a wireless ad hoc network, an electronic device, and a storage medium.

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