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公开(公告)号：US20240373390A1
公开(公告)日：2024-11-07
申请号：US18552663
申请日：2022-04-02
Inventor： Hui LI , Bin REN , Ren DA , Xiaotao REN , Zheng ZHAO
Abstract: The present application provides a positioning method and apparatus, and a storage medium, the method includes: a terminal receiving PRSs from multiple access network devices, each access network device corresponding to multiple PRSs; for each access network device, the terminal determining at least two target PRS resources that are spatially adjacent among PRS resources for transmitting the multiple PRSs of the access network device; and the terminal sending measurement results of the target PRS resources to a location server, the measurement result of the target PRS resource being used for instructing the location server to determine location information of the terminal.
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公开(公告)号：US20240057007A1
公开(公告)日：2024-02-15
申请号：US18260719
申请日：2021-12-02
Inventor： Xiaotao REN , Bin REN , Ren DA
CPC classification number: H04W56/0055 , H04W64/003
Abstract: The present disclosure discloses an information processing method and device, a terminal and a network device. The information processing method includes: sending first information associated with sending and receiving timing delay or timing error to a terminal and/or a second network device; wherein, the sending and receiving timing delay or timing error refers to signal transmission delay or delay error between an antenna unit of the terminal and a baseband unit of the terminal, or signal transmission delay or delay error between an antenna unit of a base station and a baseband unit of the base station; the first network device is the base station, the second network device is a positioning server; or, the first network device is the positioning server, and the second network device is the base station; the first information is internal delay information or delay error information of the terminal or the base station.
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公开(公告)号：US20230362867A1
公开(公告)日：2023-11-09
申请号：US18019816
申请日：2021-06-30
CPC classification number: H04W64/00 , G01S5/0036
Abstract: The embodiments of the present disclosure provide a measurement method and apparatus for positioning, and a storage medium. Said method comprises: receiving resource configuration information and measurement constraint information transmitted by a positioning server, the measurement constraint information is used for indicating, for a target device, how to perform measurement by using a resource corresponding to the resource configuration information; and performing resource measurement on the basis of the resource configuration information and the measurement constraint information, and transmitting a measurement result to the positioning server. In the embodiments of the present disclosure, positioning measurement is constrained by adding the measurement constraint information, so that UE or a base station only measures a reference signal in a valid direction, reducing the measurement complexity of the UE and the base station, and further reducing a positioning delay.
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公开(公告)号：US20230309056A1
公开(公告)日：2023-09-28
申请号：US17928291
申请日：2021-05-13
CPC classification number: H04W64/006 , H04L5/0051
Abstract: The present application discloses a terminal positioning method and device. In the present application, a positioning server receives positioning measurement information reported by a terminal, acquires downlink-positioning reference signal angle information corresponding to downlink-positioning reference signal resource information reported by a base station, and positions the terminal according to the positioning measurement information reported by the terminal and the downlink-positioning reference signal angle information reported by the base station. The positioning measurement information reported by the terminal includes the downlink-positioning reference signal resource information and a downlink-positioning reference signal measurement corresponding to the downlink-positioning reference signal resource information.
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公开(公告)号：US20230262647A1
公开(公告)日：2023-08-17
申请号：US18012829
申请日：2021-06-25
Inventor： Bin REN , Ren DA , Xiaotao REN , Zheng ZHAO , Gang LI , Hui LI , Zhenyu ZHANG , Rongyi FANG
CPC classification number: H04W64/00 , H04L5/0051 , H04W24/10
Abstract: Disclosed are a positioning method and apparatus, which are used for eliminating a clock skew between base stations and improving the UE positioning accuracy of an UL-TDOA/DL-TDOA positioning technical scheme. The method comprises: determining positioning reference signal configuration information; for a downlink time difference of arrival (DL-TDOA) positioning technical scheme, receiving and measuring downlink positioning reference signals from different base stations on the basis of the positioning reference signal configuration information, determining downlink positioning measurement quantity information, and reporting the downlink positioning measurement quantity information and location information of a reference terminal; and for an uplink time difference of arrival (UL-TDOA) positioning technical scheme, sending an uplink positioning reference signal on the basis of the positioning reference signal configuration information, and sending the location information of the reference terminal.
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Patent Agency Ranking
公开(公告)号：US20230247451A1
公开(公告)日：2023-08-03
申请号：US18002913
申请日：2021-03-16
Inventor： Xiaotao REN , Ren DA , Bin REN , Haiyang QUAN , Hui LI , Jianxiang LI , Gang LI
Abstract: An information indication method, an information indication apparatus and a communication device are provided. The method includes: obtaining first quality indication information according to first measurement metrics; reporting the first quality indication information; wherein, the first quality indication information includes at least one of following: indication information of carrier phase continuity, indication information of half cycle ambiguity, indication information of an error indication value, indication information of an error resolution, indication information of a carrier signal quality, indication information of a quantity of error sampling points, and indication information of a measurement confidence level.
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47.发明公开公开(公告)号：US20230188401A1
公开(公告)日：2023-06-15
申请号：US17924686
申请日：2021-04-16
Inventor： Shaoshuai FAN , Mengfan ZHOU , Boyang HU , Gang LI , Bin REN , Rongyi FANG , Zhenyu ZHANG , Ren DA , Shaohui SUN
IPC: H04L27/26
CPC classification number: H04L27/2671
Abstract: Provided in the embodiments of the present disclosure are a carrier phase tracking method and device for an orthogonal frequency division multiplexing (OFDM) multi-carrier system. The method includes: performing frequency domain tracking on a received current OFDM symbol and determining a phase of each subcarrier; analyzing a phase curve of all subcarriers and determining an inter-symbol phase average offset, and the inter-symbol phase average offset is used to characterize an estimated value of a difference obtained by subtracting a second value from a first value, the first value is a carrier phase value of the current OFDM symbol, and the second value is an estimated value of a carrier phase of a previous OFDM symbol; and performing time domain tracking by using the inter-symbol phase average offset as an input phase and determining an estimated value of a carrier phase of the current OFDM symbol.
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公开(公告)号：US20230180040A1
公开(公告)日：2023-06-08
申请号：US17925294
申请日：2021-04-12
Inventor： Xiaotao REN , Bin REN , Ren DA
Abstract: The present disclosure provides an information reporting method, an apparatus, a device and a readable storage medium. The method includes: acquiring a first reference signal; performing measurement according to the first reference signal to obtain a first phase measurement quantity; reporting the first phase measurement quantity; wherein, the first reference signal comprises at least one of the following reference signals: a C-PRS, a DL-PRS, a CSI-RS and a SSB; the first phase measurement quantity includes at least one of the following: an intra-cycle phase value, an integer ambiguity, and a whole-cycle phase value.
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公开(公告)号：US20230155766A1
公开(公告)日：2023-05-18
申请号：US17918049
申请日：2021-04-08
Inventor： Xiaotao REN , Bin REN , Ren DA , Hui LI , Gang LI , Zheng ZHAO , Rongyi FANG , Zhenyu ZHANG
IPC: H04L5/00
CPC classification number: H04L5/0048 , H04L5/0007 , H04L5/006
Abstract: Embodiments of the present disclosure provide a signal processing method, a signal processing device, a terminal and a network node. The signal processing method includes determining to drop the SRS-Pos or the first channel on overlapped OFDM symbols according to first information in the case that OFDM symbols occupied by an uplink positioning reference signal SRS-Pos overlap OFDM symbols occupied by a first channel; the first channel includes: PUSCH and/or PUCCH; the first information includes: at least one of a resource type of the SRS-Pos, a content carried by the first channel, or indication information configured by a network node; the indication information is related to dropping a signal on the overlapped OFDM symbols.
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公开(公告)号：US20230100877A1
公开(公告)日：2023-03-30
申请号：US17802526
申请日：2021-01-19
Inventor： Bin REN , Ren DA , Xiaotao REN , Gang LI , Hui LI , Zheng ZHAO , Zhenyu ZHANG , Rongyi FANG
Abstract: Disclosed in the present application are an information transmission method and device, for use in implementing integrity monitoring of a downlink 3GPP RAT-dependent positioning network, so as to eliminate the influence of factors such as time offset of a base station, transmitter failure of the base station, a multipath channel, and a non-line-of-sight path channel. The information transmission method provided by the present application comprises: obtaining downlink positioning reference signal (PRS) parameter configuration information; measuring a downlink PRS from a base station on the basis of the downlink PRS parameter configuration information, and generating an error correction parameter ECP; and sending the ECP.
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