Method, device and system for establishing on-demand route

    公开(公告)号:US09788259B2

    公开(公告)日:2017-10-10

    申请号:US14816464

    申请日:2015-08-03

    Inventor: Yongjun Liu

    Abstract: The present invention relates to the field of network communication technologies, and discloses a method, a device, and a system for establishing an on-demand route. The method includes: determining that a stable route needs to be established; establishing the stable route and recording a route entry corresponding to the stable route in a route table; determining an effective time of the stable route, in which the effective time of the stable route is longer than the effective time of another common route; and performing an aging operation on the route entry according to the effective time of the stable route. With the present invention, requirements of different applications on the delay may be satisfied, and the consumption of the network bandwidth may be reduced.

    Data transmission method and apparatus

    公开(公告)号:US09755662B2

    公开(公告)日:2017-09-05

    申请号:US15357787

    申请日:2016-11-21

    Inventor: Yongjun Liu

    CPC classification number: H03M7/3082 H03M13/036 H03M13/13

    Abstract: A data transmission method, which can improve an error correction capability during decoding, includes: determining, by a transmit end, a target code length L and an original code length K; generating an initial code block according to the original code length K, where the initial code block includes 2K initial code words; generating a superposition code block according to the target code length and an arrangement order of the 2K initial code words in the initial code block, and superposing the initial code words and the corresponding superposition code words to generate the block code words in the block code set, so that a difference between feature code distances in the block code set is ±1 or 0, where the feature code distance is a code distance between the block code words.

    Method and apparatus for setting network node location
    13.
    发明授权
    Method and apparatus for setting network node location 有权
    设置网络节点位置的方法和装置

    公开(公告)号:US09391838B2

    公开(公告)日:2016-07-12

    申请号:US14260450

    申请日:2014-04-24

    Abstract: A method and an apparatus for setting a network node location. The method is applied in a router in a ZigBee network and includes acquiring, by the router, a network parameter of at least one network device in a network connecting to the router; calculating the number of network parameters meeting a predefined threshold condition; mapping the number of the network parameters meeting the predefined threshold condition to corresponding indication information, wherein the indication information indicates deployment performance of the router in the network; and providing the indication information for a user, wherein the indication information is used to instruct the user to set a location for the router in the network.

    Abstract translation: 一种用于设置网络节点位置的方法和装置。 该方法应用在ZigBee网络中的路由器中,并且包括由路由器获取连接到路由器的网络中的至少一个网络设备的网络参数; 计算满足预定阈值条件的网络参数的数量; 将满足预定阈值条件的网络参数的数目映射到相应的指示信息,其中指示信息指示路由器在网络中的部署性能; 以及为用户提供指示信息,其中所述指示信息用于指示用户为所述网络中的所述路由器设置位置。

    Communication method and system for tracking objects based on combinations of location relationship

    公开(公告)号:US11199408B2

    公开(公告)日:2021-12-14

    申请号:US16360613

    申请日:2019-03-21

    Inventor: Yongjun Liu

    Abstract: A location relationship obtaining method includes recording, as a reference location point corresponding to a searched terminal, a location point for obtaining a wireless signal having greatest strength, obtaining at least two reference location points, setting either of the at least two reference location points as a benchmark location point, and obtaining a reference location relationship between the other reference location points and the benchmark location point, where the reference location relationship indicating a location relationship between a searched terminal corresponding to the other reference location points and a searched terminal corresponding to the benchmark location point.

    Communication method and related device

    公开(公告)号:US11159236B2

    公开(公告)日:2021-10-26

    申请号:US16886271

    申请日:2020-05-28

    Abstract: A communication method includes obtaining, by a first device, first target information, determining, by the first device based on the first target information, a data transmit array element from light emitting diodes (LEDs) of the first device, where each data transmit array element of the first device includes at least one LED, and sending, by the first device, to-be-sent data to a data receive array element of a second device using the data transmit array element, where each data receive array element of the second device includes at least one LED of the second device.

    Node localization method and device

    公开(公告)号:US10356744B2

    公开(公告)日:2019-07-16

    申请号:US15959289

    申请日:2018-04-23

    Inventor: Yongjun Liu

    Abstract: A node localization method and device are disclosed. The method includes: determining a first set of radio signal measurement values that can be received by each known-location node of at least one known-location node, and determining a second set of radio signal measurement values that can be received by a to-be-localized node; determining, according to the radio signal measurement values included in the first set that respectively correspond to each known-location node and the radio signal measurement values included in the second set, a weighting coefficient corresponding to each known-location node (101); and determining location information of the to-be-localized node according to the weighting coefficient corresponding to each known-location node and location information of each known-location node (102).

    Method, Device and System for Establishing On-Demand Route
    17.
    发明申请
    Method, Device and System for Establishing On-Demand Route 审中-公开
    建立按需路由的方法,设备和系统

    公开(公告)号:US20150341843A1

    公开(公告)日:2015-11-26

    申请号:US14816464

    申请日:2015-08-03

    Inventor: Yongjun Liu

    Abstract: The present invention relates to the field of network communication technologies, and discloses a method, a device, and a system for establishing an on-demand route. The method includes: determining that a stable route needs to be established; establishing the stable route and recording a route entry corresponding to the stable route in a route table; determining an effective time of the stable route, in which the effective time of the stable route is longer than the effective time of another common route; and performing an aging operation on the route entry according to the effective time of the stable route. With the present invention, requirements of different applications on the delay may be satisfied, and the consumption of the network bandwidth may be reduced.

    Abstract translation: 本发明涉及网络通信技术领域,并且公开了一种用于建立按需路由的方法,设备和系统。 该方法包括:确定需要建立稳定的路由; 建立稳定路由并在路由表中记录与稳定路由对应的路由条目; 确定稳定路由的有效时间长于其他公共路由的有效时间的稳定路由的有效时间; 根据稳定路由的有效时间对路由条目进行老化处理。 利用本发明,可以满足不同应用对延迟的要求,并且可以减少网络带宽的消耗。

    Terminal positioning method and baseband unit

    公开(公告)号:US11249170B2

    公开(公告)日:2022-02-15

    申请号:US16866039

    申请日:2020-05-04

    Abstract: The present disclosure describes methods, terminals, and base stations for terminal positioning method. One example method applied to a baseband unit (BBU) in an indoor distributed NodeB system includes: receiving an uplink positioning signal forwarded by multiple remote radio units RRUs, where the uplink positioning signal is sent by a to-be-positioned terminal to the multiple RRUs; selecting, from the multiple RRUs, at least two RRUs as target RRUs according to the uplink positioning signal and a preset rule; and respectively obtaining signal angles of arrival corresponding to the target RRUs, and determining a location of the to-be-positioned terminal according to the signal angles of arrival, locations of the target RRUs, and a preset algorithm.

    CSI obtaining method, server, terminal, and AP

    公开(公告)号:US11121802B2

    公开(公告)日:2021-09-14

    申请号:US16258303

    申请日:2019-01-25

    Abstract: A method includes determining at least one first measurement AP in first storage APs according to the address of the first AP, sending a second CSI measurement request to the at least one first measurement AP, where the second CSI measurement request includes the address of the terminal, receiving first measurement data, where the first measurement data includes first CSI, the first CSI is obtained after a target measurement AP performs channel estimation on the first service data, and sending the first measurement data or a first processing result to the terminal, where the first processing result is obtained by using the first measurement data.

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