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公开(公告)号：US20240194057A1
公开(公告)日：2024-06-13
申请号：US18585740
申请日：2024-02-23
发明人： Wenkai Fei , Jianqin Liu , Yong Wu
CPC分类号： G08G1/0116 , G01C21/3461
摘要： A method for generating communication capability information includes obtaining first communication status indication information used to indicate a plurality of terminal devices to establish a communication connection to a first roadside device at a plurality of position points; determining, based on the first communication status indication information, a first distribution status of the plurality of position points indicated by the first communication status indication information around the first roadside device; and generating first communication capability information of the first roadside device based on the first distribution status.
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公开(公告)号：US20230119940A1
公开(公告)日：2023-04-20
申请号：US18069786
申请日：2022-12-21
发明人： Jianqin Liu , Yong Wu , Wei Zhou
摘要： A map update data processing apparatus and method are provided. The method includes: obtaining first information from at least one vehicle terminal in a time window; determining, based on the first information and second information in a map, first change information of the second information and precision information and/or confidence information of the first change information, wherein the first change information indicates a difference between the first information and the second information; and finally, sending the first change information of the second information and the precision information and/or the confidence information to a first vehicle terminal.
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公开(公告)号：US20220155098A1
公开(公告)日：2022-05-19
申请号：US17592889
申请日：2022-02-04
摘要： This application provides a map update method, an apparatus, and a storage medium related to the navigation field. The method includes: matching, by a first vehicle, environmental data collected by a data collection apparatus on the first vehicle with prestored map data, and when it is determined that the environmental data does not match the map data, reporting map update information to a cloud server, where the map update information includes related information of a to-be-updated map element; and determining, by the cloud server based on the map update information reported by the first vehicle, whether to update a map, and when the map is determined to be updated, determining a delivery manner of an updated map based on an impact level that is of vehicle traveling and that corresponds to the to-be-updated map element. The foregoing method can be used to improve traveling safety of the automatic driving vehicle.
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公开(公告)号：US10477435B2
公开(公告)日：2019-11-12
申请号：US16205302
申请日：2018-11-30
发明人： Changqing Yang , Yong Wu
摘要： Embodiments of the present invention provide a resource allocation method and apparatus. A central control node determines a target backhaul node for a normal small cell from M candidate backhaul nodes and communication link resource information between the normal small cell and the target backhaul node based on access link resource pre-occupation information of the normal small cell, link quality information between the normal small cell and each of the M candidate backhaul nodes, and available backhaul link resource information sent by the M candidate backhaul nodes.
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公开(公告)号：US10263674B2
公开(公告)日：2019-04-16
申请号：US16107653
申请日：2018-08-21
发明人： Jianguo Wang , Yongxing Zhou , Yong Wu , Liang Xia
IPC分类号： H04B7/04 , H04B7/0456 , H04L5/00 , H04B7/06
摘要： A method for determining a precoding matrix indicator, user equipment, and a base station are disclosed in embodiments of the present invention. The method includes: receiving a first reference signal set sent by a base station, where the first reference signal set is associated with a user equipment-specific matrix or matrix set; selecting a precoding matrix based on the first reference signal set, where the precoding matrix is a function of the user equipment-specific matrix or matrix set; and sending a precoding matrix indicator to the base station, where the precoding matrix indicator corresponds to the selected precoding matrix. In the embodiments of the present invention, CSI feedback precision can be improved without excessively increasing feedback overhead, thereby improving system performance.
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公开(公告)号：US10194377B2
公开(公告)日：2019-01-29
申请号：US15245599
申请日：2016-08-24
发明人： Chunchang Tian , Yong Wu , Xinrui Feng
摘要： Embodiments of the present invention provide a network device and a data backhaul implementation system and method, which can implement centralized and dynamic allocation of backhaul resources in a network and improve a data backhaul capacity of the entire network. The method includes: obtaining, according to channel state information, a backhaul request of a second network device, and residual backhaul capability information of a third network device, backhaul control information used for controlling the second network device and the third network device to backhaul data, where the backhaul control information includes backhaul network topology control information and physical resource allocation information; and sending the backhaul control information to the second network device and the third network device, so that the second network device and the third network device backhaul data according to the backhaul control information.
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公开(公告)号：US10129843B2
公开(公告)日：2018-11-13
申请号：US15431429
申请日：2017-02-13
发明人： Chunchang Tian , Yong Wu
IPC分类号： H04W56/00 , H04W16/10 , H04W16/04 , H04L5/14 , H04W72/04 , H04L5/00 , H04L27/26 , H04W16/32 , H04J11/00 , H04W36/04
摘要： The present invention provides a synchronization signal sending method and apparatus and a synchronization signal receiving method and apparatus. The synchronization signal sending includes: a sending module, configured to send a first-type subframe, where the first-type subframe includes a physical downlink shared channel (PDSCH) and a first synchronization channel, the first synchronization channel includes a first primary synchronization signal (PSS) and a first secondary synchronization signal (SSS); and a processing module, configured to control the sending module to switch from sending the first-type subframe to sending a second-type subframe. The sending module is further configured to send the second-type subframe under the control of the processing module, where the second-type subframe includes a physical uplink shared channel (PUSCH) and a second synchronization channel, the second synchronization channel includes a second PSS or a second SSS.
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公开(公告)号：US09967008B2
公开(公告)日：2018-05-08
申请号：US14936092
申请日：2015-11-09
发明人： Jianguo Wang , Yongxing Zhou , Yong Wu , Liang Xia
IPC分类号： H04B7/04 , H04B7/0456 , H04B7/06 , H04L5/00
CPC分类号： H04B7/0456 , H04B7/0639 , H04L5/0048
摘要： A method for determining a precoding matrix indicator, user equipment, and a base station are disclosed in embodiments of the present invention. The method includes: receiving a first reference signal set sent by a base station, where the first reference signal set is associated with a user equipment-specific matrix or matrix set; selecting a precoding matrix based on the first reference signal set, where the precoding matrix is a function of the user equipment-specific matrix or matrix set; and sending a precoding matrix indicator to the base station, where the precoding matrix indicator corresponds to the selected precoding matrix. In the embodiments of the present invention, CSI feedback precision can be improved without excessively increasing feedback overhead, thereby improving system performance.
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公开(公告)号：US20140098783A1
公开(公告)日：2014-04-10
申请号：US14100281
申请日：2013-12-09
发明人： Lei Wan , Xinrui Feng , Yong Wu , Jianqin Liu , Wei Sun
IPC分类号： H04L5/00
CPC分类号： H04L5/0073 , H04L5/0026 , H04W16/28 , H04W72/046
摘要： The present invention discloses a method including: obtaining downtilt coordination information of a local cell and downtilt coordination information of a neighbor cell; and setting, according to the downtilt coordination information of the local cell and the downtilt coordination information of the neighbor cell, a downtilt of a time-frequency resource block on an antenna of the local cell with respect to a to-be-coordinated user equipment. The downtilt coordination information of the local cell and that of the neighbor cell are referenced to for setting the downtilt of the time-frequency resource block on the antenna of the local cell with respect to the to-be-coordinated user equipment, which avoids interference on user equipments within a service range of the neighbor cell while ensuring signal received power and SINR experience for user equipments within a service range of the local cell.
摘要翻译： 本发明公开了一种方法，包括：获取本地小区的下行协调信息和相邻小区的下行协调信息; 并且根据本地小区的下行协调信息和相邻小区的下行协调信息来设置本地小区的天线上的时间 - 频率资源块相对于协调的用户设备的下降 。 参考本地小区的下行协调信息和相邻小区的下行协调信息，用于设置本地小区的天线上相对于协调的用户设备的时频资源块的下倾，避免了干扰 在相邻小区的服务范围内的用户设备上，同时确保本地小区的服务范围内的用户设备的信号接收功率和SINR经验。
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公开(公告)号：US20240169826A1
公开(公告)日：2024-05-23
申请号：US18425360
申请日：2024-01-29
发明人： Wenkai Fei , Jianqin Liu , Yong Wu
IPC分类号： G08G1/01
CPC分类号： G08G1/0116 , G08G1/0141
摘要： A method includes obtaining a roadside sensing result that indicates a first group of location points that are of a traffic participant sensed by a first roadside device in a preset time period, and a multi-source fusion sensing result that indicates a second group of location points obtained by fusing a plurality of groups of location points that are of the traffic participant and that are obtained by a plurality of sensing devices in the preset time period; matching the roadside sensing result with the multi-source fusion sensing result; and generating first sensing capability information of the first roadside device based on the matching result.
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