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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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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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43.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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Patent Agency Ranking
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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47.发明申请公开(公告)号：US20230061410A1
公开(公告)日：2023-03-02
申请号：US17790498
申请日：2020-08-26
Inventor： Hui LI , Rui ZHAO , Ren DA , Bin REN , Deshan MIAO , Xiaotao REN
Abstract: The present application discloses a vehicle positioning method and device, a positioning vehicle, a vehicle to be positioned, and a storage medium. The method includes: determining configuration information of a positioning reference signal of a positioning vehicle; and transmitting, according to the configuration information, the positioning reference signal to a vehicle to be positioned, and the vehicle to be positioned determines a positioning measurement quantity based on the positioning reference signal. The configuration information of the positioning reference signal is determined by the positioning vehicle and the transmission of the positioning reference signal is started to the vehicle to be positioned according to the configuration information, and the vehicle to be positioned can determine the positioning measurement quantity according to the positioning reference signal, and improving the positioning performance and avoiding configuration conflicts between positioning reference signals.
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公开(公告)号：US20220416975A1
公开(公告)日：2022-12-29
申请号：US17623520
申请日：2020-06-30
Inventor： Bin REN , Deshan MIAO , Ren DA
Abstract: The present application discloses a signal transmission method and a device, for achieving PRS transmission supporting different bandwidths and numerology. The embodiment of the present application provides a signal transmission method, the method includes: receiving and measuring a cell-level cell-specific first positioning reference signal PRS in a cell public measurement window, to obtain a first positioning measurement value, and applying to the network side for a terminal-level UE-specific second PRS resource in a non-cell public measurement window based on the first positioning measurement value; receiving and measuring the UE-specific second PRS in the non-cell public measurement window, to obtain a second positioning measurement value; determining and reporting a third positioning measurement value based on the first positioning measurement value and the second positioning measurement value.
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公开(公告)号：US20220295224A1
公开(公告)日：2022-09-15
申请号：US17633947
申请日：2020-06-23
Inventor： Hui LI , Ren DA , Bin REN , Deshan MIAO , Xueyuarn GAO , Gang LI
IPC: H04W4/02 , H04B17/318
Abstract: A measurement reporting and receiving method, a device and an equipment are provided. The method includes: measuring, by a terminal, positioning reference signals sent by a plurality of network side sending devices, and determining, according to a measurement result of the positioning reference signals sent by each network side sending device, angle of departure indication information of the each network side sending device; and sending, by the terminal, the angle of departure indication information of the plurality of network side sending devices to a network side positioning device.
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公开(公告)号：US20220236362A1
公开(公告)日：2022-07-28
申请号：US17613728
申请日：2020-05-14
Inventor： Ren DA , Bin REN , Gang LI , Shaohui SUN
Abstract: The present application discloses a method and device for determining information, which are used to implement terminal positioning based on carrier signal phase measurement values and improve terminal positioning accuracy. The method for determining information provided by the present application includes: receiving the carrier signal discontinuously sent by the network side; determining the carrier signal phase measurement value for positioning the terminal based on the carrier signal discontinuously sent by the network side.
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