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, 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 includes 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.

Abstract: A positioning method, a positioning apparatus, a terminal and a network device are provided. The method includes: sending a trigger signaling to at least one first device, wherein the trigger signaling includes one or more of followings: a first trigger signaling, used to instruct the first terminal to send a first SL-PRS, and/or used to instruct the at least one first device to receive the first SL-PRS and report first measurement information corresponding to the first SL-PRS; a second trigger signaling, used to instruct the at least one first device to send a second SL-PRS; and performing measurement positioning according to the sent trigger signaling.

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.

Abstract: Embodiments of the present disclosure provide an error measurement method and an error compensation method, and apparatuses. The error measurement method includes: measuring, by a base station, sounding reference signals (SRSs) transmitted by a terminal to obtain relative time of arrival (RTOA) measurement values corresponding to different timing error groups (TEGs); and transmitting, by the base station, the RTOA measurement values or a difference between the RTOA measurement values corresponding to different TEGs to a location management function (LMF).

Abstract: Disclosed are a method for positioning, a terminal, and a network-side device, which relate to the field of communications and are used to provide a means for positioning in a V2X scenario and simplify a positioning flow in the V2X scenario. In the embodiments of the present application, a first terminal determines position information of a second terminal relative to the first terminal according to received auxiliary positioning information. A means for positioning a peer device by the first terminal in the V2X scenario is provided. With this means, measuring the positions of the first terminal and the second terminal by relying on base stations is avoided, to simplify the flow of positioning the second terminal by the first terminal in the V2X scenario; and the applicability thereof is relatively high.

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.

Abstract: A method for signal measuring, a terminal and a network-side device are provided. The method is applied to a terminal, and the method includes: receiving a measurement-configuration information sent by a network-side device, wherein the measurement-configuration information contains at least a reported group quantity of a measured value of a target measurement parameter, and the target measurement parameter refers to a parameter of a target measurement signal; according to the measurement-configuration information, measuring the target measurement parameter; and sending the measured value of the target measurement parameter to the network-side device. The embodiments of the method solve the problem that, in the conventional 5G NR system, the configuration information for reference signals has not been complete.

Abstract: The present application discloses a signal transmission method and device that can achieve transmission of sidelink positioning reference signals so as to implement sidelink-based positioning. Embodiments of the present application provide a signal sending method used at a sending end, the method comprising: determining sidelink positioning reference signal (SPRS) resource configuration information of a first terminal on a sidelink; and sending, according to the SPRS resource configuration information, a SPRS to a second terminal via the sidelink, such that the second terminal performs positioning measurement on the basis of the SPRS.

Abstract: The present disclosure provides an information transmission method, a measuring terminal, a location resolving terminal, an apparatus, and a storage medium. The method comprises: determining power parameters of a plurality of first paths, the plurality of first paths being paths obtained by the measuring terminal detecting a reference signal other than a first path; selecting at least one second path from the plurality of first paths on the basis of a multipath parameter threshold and the power parameters of the plurality of first paths; and sending measurement information of the at least one second path.

Abstract: Disclosed in the embodiments of the present application are a method and a device for eliminating non-line of sight (NLOS) in time of arrival (TOA) measurement values, and a terminal. The method includes: modeling a probability density of the first TOA measurement values from each base station to a terminal into a Gaussian mixture model, and selecting the TOA measurement values modeled into the Gaussian mixture model; performing NLOS identification on the selected TOA measurement values to obtain an identification label; and the identification label is used to indicate whether the selected TOA measurement values correspond to NLOS; and correcting the selected TOA measurement values according to the identification label, to eliminate errors caused by NLOS in the selected TOA measurement values.

Abstract: The present application discloses a clock offset determination method, a clock offset processing method, a device, and a system, used to enable a base station to monitor reference signals, PRS and C-PRS, of a neighboring base station, so as to achieve time synchronization and frequency synchronization between base stations, and to resolve the issue in which a time offset caused by a frequency offset between the base stations results in the degradation of system positioning performance, thereby improving the positioning performance of the system. The clock offset determination method provided in the present application comprises: measuring a carrier-phase positioning reference signal (C-PRS) used to position a carrier phase and transmitted by a transmitter end of a positioning reference signal, so as to obtain a phase measurement value; and determining, on the basis of the phase measurement value, a clock offset between a receiver end and the transmitter end of the positioning reference signal.

Abstract: Disclosed in the present application is a method and device for determining a positioning measurement. The method for determining the positioning measurements provided by the present application includes: measuring, by receiver units in a receiver unit array, measurements used for positioning; and determining, on the basis of the measurements used for positioning measured by the receiver units in the receiver unit array, an optimal measurement used for positioning.

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.

Abstract: A positioning method, a positioning device, and a non-transitory computer readable storage medium are provided. The method includes: receiving first information reported by at least one base station, or first information reported by target User Equipment UE and first information reported by a reference UE, wherein first information includes at least one of multipath information or time error information; determining a position of the target UE according to the first information reported by the at least one base station or according to the first information reported by the target UE and the first information reported by the reference UE, and according to a preset positioning database.

Abstract: Disclosed are a positioning method and apparatus. The positioning method incudes: determining recommendation information of a Positioning Reference Signal, PRS; and transmitting the recommendation information of the PRS to control a PRS measurement to be performed in a Measurement Gap, MG.

Abstract: The present disclosure provides a terminal device locating method, an apparatus and a storage medium. The method includes: receiving, by a first network element, a reference signal; determining a time-domain channel response of the reference signal according to the reference signal; performing filtering processing on the time-domain channel response to obtain a line-of-sight time-domain signal; determining subcarrier phase information of a line-of-sight frequency-domain signal according to the line-of-sight time-domain signal, where the subcarrier phase information is used to determine location information of a terminal device. The present disclosure can improve the accuracy of locating the terminal device.

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.

Abstract: Provided are information processing method and apparatus, location management function server and communications device. The information processing method includes: receiving timing related information transmitted by a communications device; and determining a position of UE based on the timing related information. The communications device is the UE or a network device; the network device comprises a base station or a TRP; and the timing related information comprises at least one of: first time information associated with a transmitting or receiving time instant of an uplink positioning reference signal; second time information associated with a transmitting or receiving time instant of a downlink positioning reference signal; third information associated with a TEG; timing adjustment information; fourth information associated with the timing adjustment information.

Abstract: Embodiments of the present disclosure provide a timing error related information transmission method and apparatus. The method comprises: transmitting to a network device related information between a sounding reference signal for positioning (SRS-Pos) resource or an SRS-Pos resource set and transmission timing error information.

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.